# ffb and gamma are missing because they have not been converted to use the new
# interface.
-DRI_DIRS = i810 i915 i965 mach64 mga r128 r200 r300 radeon tdfx \
+DRI_DIRS = i810 i915tex i965 mach64 mga r128 r200 r300 radeon tdfx \
unichrome savage sis
# gamma are missing because they have not been converted to use the new
# interface.
-DRI_DIRS = i810 i915tex i915 i965 mach64 mga r128 r200 r300 radeon s3v \
+DRI_DIRS = i810 i915tex i965 mach64 mga r128 r200 r300 radeon s3v \
savage sis tdfx trident unichrome ffb
+++ /dev/null
-
-TOP = ../../../../..
-include $(TOP)/configs/current
-
-LIBNAME = i915_dri.so
-
-MINIGLX_SOURCES = server/intel_dri.c
-
-DRIVER_SOURCES = \
- i915_context.c \
- i915_debug.c \
- i915_fragprog.c \
- i915_metaops.c \
- i915_program.c \
- i915_state.c \
- i915_tex.c \
- i915_texprog.c \
- i915_texstate.c \
- i915_vtbl.c \
- i830_context.c \
- i830_metaops.c \
- i830_state.c \
- i830_texblend.c \
- i830_tex.c \
- i830_texstate.c \
- i830_vtbl.c \
- intel_batchbuffer.c \
- intel_context.c \
- intel_ioctl.c \
- intel_pixel.c \
- intel_render.c \
- intel_rotate.c \
- intel_screen.c \
- intel_span.c \
- intel_state.c \
- intel_tex.c \
- intel_texmem.c \
- intel_tris.c
-
-C_SOURCES = \
- $(COMMON_SOURCES) \
- $(DRIVER_SOURCES)
-
-ASM_SOURCES =
-
-
-
-include ../Makefile.template
-
-symlinks:
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#include "i830_context.h"
-#include "imports.h"
-#include "texmem.h"
-#include "intel_tex.h"
-#include "tnl/tnl.h"
-#include "tnl/t_vertex.h"
-#include "tnl/t_context.h"
-#include "utils.h"
-
-/***************************************
- * Mesa's Driver Functions
- ***************************************/
-
-static const struct dri_extension i830_extensions[] =
-{
- { "GL_ARB_texture_env_crossbar", NULL },
- { NULL, NULL }
-};
-
-
-static void i830InitDriverFunctions( struct dd_function_table *functions )
-{
- intelInitDriverFunctions( functions );
- i830InitStateFuncs( functions );
- i830InitTextureFuncs( functions );
-}
-
-
-GLboolean i830CreateContext( const __GLcontextModes *mesaVis,
- __DRIcontextPrivate *driContextPriv,
- void *sharedContextPrivate)
-{
- struct dd_function_table functions;
- i830ContextPtr i830 = (i830ContextPtr) CALLOC_STRUCT(i830_context);
- intelContextPtr intel = &i830->intel;
- GLcontext *ctx = &intel->ctx;
- GLuint i;
- if (!i830) return GL_FALSE;
-
- i830InitVtbl( i830 );
- i830InitDriverFunctions( &functions );
-
- if (!intelInitContext( intel, mesaVis, driContextPriv,
- sharedContextPrivate, &functions )) {
- FREE(i830);
- return GL_FALSE;
- }
-
- intel->ctx.Const.MaxTextureUnits = I830_TEX_UNITS;
- intel->ctx.Const.MaxTextureImageUnits = I830_TEX_UNITS;
- intel->ctx.Const.MaxTextureCoordUnits = I830_TEX_UNITS;
-
- intel->nr_heaps = 1;
- intel->texture_heaps[0] =
- driCreateTextureHeap( 0, intel,
- intel->intelScreen->tex.size,
- 12,
- I830_NR_TEX_REGIONS,
- intel->sarea->texList,
- (unsigned *) & intel->sarea->texAge,
- & intel->swapped,
- sizeof( struct i830_texture_object ),
- (destroy_texture_object_t *)intelDestroyTexObj );
-
- /* FIXME: driCalculateMaxTextureLevels assumes that mipmaps are tightly
- * FIXME: packed, but they're not in Intel graphics hardware.
- */
- intel->ctx.Const.MaxTextureUnits = I830_TEX_UNITS;
- i = driQueryOptioni( &intel->optionCache, "allow_large_textures");
- driCalculateMaxTextureLevels( intel->texture_heaps,
- intel->nr_heaps,
- &intel->ctx.Const,
- 4,
- 11, /* max 2D texture size is 2048x2048 */
- 8, /* max 3D texture size is 256^3 */
- 10, /* max CUBE texture size is 1024x1024 */
- 11, /* max RECT. supported */
- 12,
- GL_FALSE,
- i );
-
- _tnl_init_vertices( ctx, ctx->Const.MaxArrayLockSize + 12,
- 18 * sizeof(GLfloat) );
-
- intel->verts = TNL_CONTEXT(ctx)->clipspace.vertex_buf;
-
- driInitExtensions( ctx, i830_extensions, GL_FALSE );
-
- i830InitState( i830 );
-
-
- _tnl_allow_vertex_fog( ctx, 1 );
- _tnl_allow_pixel_fog( ctx, 0 );
-
- return GL_TRUE;
-}
-
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#ifndef I830CONTEXT_INC
-#define I830CONTEXT_INC
-
-#include "intel_context.h"
-
-#define I830_FALLBACK_TEXTURE 0x1000
-#define I830_FALLBACK_COLORMASK 0x2000
-#define I830_FALLBACK_STENCIL 0x4000
-#define I830_FALLBACK_STIPPLE 0x8000
-#define I830_FALLBACK_LOGICOP 0x10000
-
-#define I830_UPLOAD_CTX 0x1
-#define I830_UPLOAD_BUFFERS 0x2
-#define I830_UPLOAD_STIPPLE 0x4
-#define I830_UPLOAD_INVARIENT 0x8
-#define I830_UPLOAD_TEX(i) (0x10<<(i))
-#define I830_UPLOAD_TEXBLEND(i) (0x100<<(i))
-#define I830_UPLOAD_TEX_ALL (0x0f0)
-#define I830_UPLOAD_TEXBLEND_ALL (0xf00)
-
-/* State structure offsets - these will probably disappear.
- */
-#define I830_DESTREG_CBUFADDR0 0
-#define I830_DESTREG_CBUFADDR1 1
-#define I830_DESTREG_CBUFADDR2 2
-#define I830_DESTREG_DBUFADDR0 3
-#define I830_DESTREG_DBUFADDR1 4
-#define I830_DESTREG_DBUFADDR2 5
-#define I830_DESTREG_DV0 6
-#define I830_DESTREG_DV1 7
-#define I830_DESTREG_SENABLE 8
-#define I830_DESTREG_SR0 9
-#define I830_DESTREG_SR1 10
-#define I830_DESTREG_SR2 11
-#define I830_DEST_SETUP_SIZE 12
-
-#define I830_CTXREG_STATE1 0
-#define I830_CTXREG_STATE2 1
-#define I830_CTXREG_STATE3 2
-#define I830_CTXREG_STATE4 3
-#define I830_CTXREG_STATE5 4
-#define I830_CTXREG_IALPHAB 5
-#define I830_CTXREG_STENCILTST 6
-#define I830_CTXREG_ENABLES_1 7
-#define I830_CTXREG_ENABLES_2 8
-#define I830_CTXREG_AA 9
-#define I830_CTXREG_FOGCOLOR 10
-#define I830_CTXREG_BLENDCOLOR0 11
-#define I830_CTXREG_BLENDCOLOR1 12
-#define I830_CTXREG_VF 13
-#define I830_CTXREG_VF2 14
-#define I830_CTXREG_MCSB0 15
-#define I830_CTXREG_MCSB1 16
-#define I830_CTX_SETUP_SIZE 17
-
-#define I830_STPREG_ST0 0
-#define I830_STPREG_ST1 1
-#define I830_STP_SETUP_SIZE 2
-
-#define I830_TEXREG_TM0LI 0 /* load immediate 2 texture map n */
-#define I830_TEXREG_TM0S0 1
-#define I830_TEXREG_TM0S1 2
-#define I830_TEXREG_TM0S2 3
-#define I830_TEXREG_TM0S3 4
-#define I830_TEXREG_TM0S4 5
-#define I830_TEXREG_MCS 6 /* _3DSTATE_MAP_COORD_SETS */
-#define I830_TEXREG_CUBE 7 /* _3DSTATE_MAP_SUBE */
-#define I830_TEX_SETUP_SIZE 8
-
-#define I830_TEXBLEND_SIZE 12 /* (4 args + op) * 2 + COLOR_FACTOR */
-
-struct i830_texture_object
-{
- struct intel_texture_object intel;
- GLuint Setup[I830_TEX_SETUP_SIZE];
-};
-
-#define I830_TEX_UNITS 4
-
-struct i830_hw_state {
- GLuint Ctx[I830_CTX_SETUP_SIZE];
- GLuint Buffer[I830_DEST_SETUP_SIZE];
- GLuint Stipple[I830_STP_SETUP_SIZE];
- GLuint Tex[I830_TEX_UNITS][I830_TEX_SETUP_SIZE];
- GLuint TexBlend[I830_TEX_UNITS][I830_TEXBLEND_SIZE];
- GLuint TexBlendWordsUsed[I830_TEX_UNITS];
- GLuint emitted; /* I810_UPLOAD_* */
- GLuint active;
-};
-
-struct i830_context
-{
- struct intel_context intel;
-
- DECLARE_RENDERINPUTS(last_index_bitset);
-
- struct i830_hw_state meta, initial, state, *current;
-};
-
-typedef struct i830_context *i830ContextPtr;
-typedef struct i830_texture_object *i830TextureObjectPtr;
-
-#define I830_CONTEXT(ctx) ((i830ContextPtr)(ctx))
-
-
-
-#define I830_STATECHANGE(i830, flag) \
-do { \
- INTEL_FIREVERTICES( &i830->intel ); \
- i830->state.emitted &= ~flag; \
-} while (0)
-
-#define I830_ACTIVESTATE(i830, flag, mode) \
-do { \
- INTEL_FIREVERTICES( &i830->intel ); \
- if (mode) \
- i830->state.active |= flag; \
- else \
- i830->state.active &= ~flag; \
-} while (0)
-
-/* i830_vtbl.c
- */
-extern void
-i830InitVtbl( i830ContextPtr i830 );
-
-/* i830_context.c
- */
-extern GLboolean
-i830CreateContext( const __GLcontextModes *mesaVis,
- __DRIcontextPrivate *driContextPriv,
- void *sharedContextPrivate);
-
-/* i830_tex.c, i830_texstate.c
- */
-extern void
-i830UpdateTextureState( intelContextPtr intel );
-
-extern void
-i830InitTextureFuncs( struct dd_function_table *functions );
-
-extern intelTextureObjectPtr
-i830AllocTexObj( struct gl_texture_object *tObj );
-
-/* i830_texblend.c
- */
-extern GLuint i830SetTexEnvCombine(i830ContextPtr i830,
- const struct gl_tex_env_combine_state * combine, GLint blendUnit,
- GLuint texel_op, GLuint *state, const GLfloat *factor );
-
-extern void
-i830EmitTextureBlend( i830ContextPtr i830 );
-
-
-/* i830_state.c
- */
-extern void
-i830InitStateFuncs( struct dd_function_table *functions );
-
-extern void
-i830EmitState( i830ContextPtr i830 );
-
-extern void
-i830InitState( i830ContextPtr i830 );
-
-/* i830_metaops.c
- */
-extern GLboolean
-i830TryTextureReadPixels( GLcontext *ctx,
- GLint x, GLint y, GLsizei width, GLsizei height,
- GLenum format, GLenum type,
- const struct gl_pixelstore_attrib *pack,
- GLvoid *pixels );
-
-extern GLboolean
-i830TryTextureDrawPixels( GLcontext *ctx,
- GLint x, GLint y, GLsizei width, GLsizei height,
- GLenum format, GLenum type,
- const struct gl_pixelstore_attrib *unpack,
- const GLvoid *pixels );
-
-extern void
-i830ClearWithTris( intelContextPtr intel, GLbitfield mask,
- GLboolean all, GLint cx, GLint cy, GLint cw, GLint ch);
-
-extern void
-i830RotateWindow(intelContextPtr intel, __DRIdrawablePrivate *dPriv,
- GLuint srcBuf);
-
-#endif
-
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#include "glheader.h"
-#include "enums.h"
-#include "mtypes.h"
-#include "macros.h"
-#include "utils.h"
-
-#include "intel_screen.h"
-#include "intel_batchbuffer.h"
-#include "intel_ioctl.h"
-
-#include "i830_context.h"
-#include "i830_reg.h"
-
-/* A large amount of state doesn't need to be uploaded.
- */
-#define ACTIVE (I830_UPLOAD_INVARIENT | \
- I830_UPLOAD_TEXBLEND(0) | \
- I830_UPLOAD_STIPPLE | \
- I830_UPLOAD_CTX | \
- I830_UPLOAD_BUFFERS | \
- I830_UPLOAD_TEX(0))
-
-
-#define SET_STATE( i830, STATE ) \
-do { \
- i830->current->emitted = 0; \
- i830->current = &i830->STATE; \
- i830->current->emitted = 0; \
-} while (0)
-
-/* Operations where the 3D engine is decoupled temporarily from the
- * current GL state and used for other purposes than simply rendering
- * incoming triangles.
- */
-static void set_initial_state( i830ContextPtr i830 )
-{
- memcpy(&i830->meta, &i830->initial, sizeof(i830->meta) );
- i830->meta.active = ACTIVE;
- i830->meta.emitted = 0;
-}
-
-
-static void set_no_depth_stencil_write( i830ContextPtr i830 )
-{
- /* ctx->Driver.Enable( ctx, GL_STENCIL_TEST, GL_FALSE )
- */
- i830->meta.Ctx[I830_CTXREG_ENABLES_1] &= ~ENABLE_STENCIL_TEST;
- i830->meta.Ctx[I830_CTXREG_ENABLES_2] &= ~ENABLE_STENCIL_WRITE;
- i830->meta.Ctx[I830_CTXREG_ENABLES_1] |= DISABLE_STENCIL_TEST;
- i830->meta.Ctx[I830_CTXREG_ENABLES_2] |= DISABLE_STENCIL_WRITE;
-
-
- /* ctx->Driver.Enable( ctx, GL_DEPTH_TEST, GL_FALSE )
- */
- i830->meta.Ctx[I830_CTXREG_ENABLES_1] &= ~ENABLE_DIS_DEPTH_TEST_MASK;
- i830->meta.Ctx[I830_CTXREG_ENABLES_2] &= ~ENABLE_DIS_DEPTH_WRITE_MASK;
- i830->meta.Ctx[I830_CTXREG_ENABLES_1] |= DISABLE_DEPTH_TEST;
- i830->meta.Ctx[I830_CTXREG_ENABLES_2] |= DISABLE_DEPTH_WRITE;
-
- i830->meta.emitted &= ~I830_UPLOAD_CTX;
-}
-
-/* Set stencil unit to replace always with the reference value.
- */
-static void set_stencil_replace( i830ContextPtr i830,
- GLuint s_mask,
- GLuint s_clear)
-{
- /* ctx->Driver.Enable( ctx, GL_STENCIL_TEST, GL_TRUE )
- */
- i830->meta.Ctx[I830_CTXREG_ENABLES_1] |= ENABLE_STENCIL_TEST;
- i830->meta.Ctx[I830_CTXREG_ENABLES_2] |= ENABLE_STENCIL_WRITE;
-
-
- /* ctx->Driver.Enable( ctx, GL_DEPTH_TEST, GL_FALSE )
- */
- i830->meta.Ctx[I830_CTXREG_ENABLES_1] &= ~ENABLE_DIS_DEPTH_TEST_MASK;
- i830->meta.Ctx[I830_CTXREG_ENABLES_2] &= ~ENABLE_DIS_DEPTH_WRITE_MASK;
- i830->meta.Ctx[I830_CTXREG_ENABLES_1] |= DISABLE_DEPTH_TEST;
- i830->meta.Ctx[I830_CTXREG_ENABLES_2] |= DISABLE_DEPTH_WRITE;
-
- /* ctx->Driver.StencilMask( ctx, s_mask )
- */
- i830->meta.Ctx[I830_CTXREG_STATE4] &= ~MODE4_ENABLE_STENCIL_WRITE_MASK;
- i830->meta.Ctx[I830_CTXREG_STATE4] |= (ENABLE_STENCIL_WRITE_MASK |
- STENCIL_WRITE_MASK((s_mask&0xff)));
-
- /* ctx->Driver.StencilOp( ctx, GL_REPLACE, GL_REPLACE, GL_REPLACE )
- */
- i830->meta.Ctx[I830_CTXREG_STENCILTST] &= ~(STENCIL_OPS_MASK);
- i830->meta.Ctx[I830_CTXREG_STENCILTST] |=
- (ENABLE_STENCIL_PARMS |
- STENCIL_FAIL_OP(STENCILOP_REPLACE) |
- STENCIL_PASS_DEPTH_FAIL_OP(STENCILOP_REPLACE) |
- STENCIL_PASS_DEPTH_PASS_OP(STENCILOP_REPLACE));
-
- /* ctx->Driver.StencilFunc( ctx, GL_ALWAYS, s_clear, ~0 )
- */
- i830->meta.Ctx[I830_CTXREG_STATE4] &= ~MODE4_ENABLE_STENCIL_TEST_MASK;
- i830->meta.Ctx[I830_CTXREG_STATE4] |= (ENABLE_STENCIL_TEST_MASK |
- STENCIL_TEST_MASK(0xff));
-
- i830->meta.Ctx[I830_CTXREG_STENCILTST] &= ~(STENCIL_REF_VALUE_MASK |
- ENABLE_STENCIL_TEST_FUNC_MASK);
- i830->meta.Ctx[I830_CTXREG_STENCILTST] |=
- (ENABLE_STENCIL_REF_VALUE |
- ENABLE_STENCIL_TEST_FUNC |
- STENCIL_REF_VALUE((s_clear&0xff)) |
- STENCIL_TEST_FUNC(COMPAREFUNC_ALWAYS));
-
-
-
- i830->meta.emitted &= ~I830_UPLOAD_CTX;
-}
-
-
-static void set_color_mask( i830ContextPtr i830, GLboolean state )
-{
- const GLuint mask = ((1 << WRITEMASK_RED_SHIFT) |
- (1 << WRITEMASK_GREEN_SHIFT) |
- (1 << WRITEMASK_BLUE_SHIFT) |
- (1 << WRITEMASK_ALPHA_SHIFT));
-
- i830->meta.Ctx[I830_CTXREG_ENABLES_2] &= ~mask;
-
- if (state) {
- i830->meta.Ctx[I830_CTXREG_ENABLES_2] |=
- (i830->state.Ctx[I830_CTXREG_ENABLES_2] & mask);
- }
-
- i830->meta.emitted &= ~I830_UPLOAD_CTX;
-}
-
-/* Installs a one-stage passthrough texture blend pipeline. Is there
- * more that can be done to turn off texturing?
- */
-static void set_no_texture( i830ContextPtr i830 )
-{
- static const struct gl_tex_env_combine_state comb = {
- GL_NONE, GL_NONE,
- { GL_TEXTURE, 0, 0, }, { GL_TEXTURE, 0, 0, },
- { GL_SRC_COLOR, 0, 0 }, { GL_SRC_ALPHA, 0, 0 },
- 0, 0, 0, 0
- };
-
- i830->meta.TexBlendWordsUsed[0] =
- i830SetTexEnvCombine( i830, & comb, 0, TEXBLENDARG_TEXEL0,
- i830->meta.TexBlend[0], NULL);
-
- i830->meta.TexBlend[0][0] |= TEXOP_LAST_STAGE;
- i830->meta.emitted &= ~I830_UPLOAD_TEXBLEND(0);
-}
-
-/* Set up a single element blend stage for 'replace' texturing with no
- * funny ops.
- */
-static void enable_texture_blend_replace( i830ContextPtr i830 )
-{
- static const struct gl_tex_env_combine_state comb = {
- GL_REPLACE, GL_REPLACE,
- { GL_TEXTURE, GL_TEXTURE, GL_TEXTURE }, { GL_TEXTURE, GL_TEXTURE, GL_TEXTURE, },
- { GL_SRC_COLOR, GL_SRC_COLOR, GL_SRC_COLOR }, { GL_SRC_ALPHA, GL_SRC_ALPHA, GL_SRC_ALPHA },
- 0, 0, 1, 1
- };
-
- i830->meta.TexBlendWordsUsed[0] =
- i830SetTexEnvCombine( i830, & comb, 0, TEXBLENDARG_TEXEL0,
- i830->meta.TexBlend[0], NULL);
-
- i830->meta.TexBlend[0][0] |= TEXOP_LAST_STAGE;
- i830->meta.emitted &= ~I830_UPLOAD_TEXBLEND(0);
-
-/* fprintf(stderr, "%s: TexBlendWordsUsed[0]: %d\n", */
-/* __FUNCTION__, i830->meta.TexBlendWordsUsed[0]); */
-}
-
-
-
-/* Set up an arbitary piece of memory as a rectangular texture
- * (including the front or back buffer).
- */
-static void set_tex_rect_source( i830ContextPtr i830,
- GLuint offset,
- GLuint width,
- GLuint height,
- GLuint pitch, /* in bytes */
- GLuint textureFormat )
-{
- GLint numLevels = 1;
- GLuint *setup = i830->meta.Tex[0];
-
-/* fprintf(stderr, "%s: offset: %x w: %d h: %d pitch %d format %x\n", */
-/* __FUNCTION__, offset, width, height, pitch, textureFormat ); */
-
- setup[I830_TEXREG_TM0LI] = (_3DSTATE_LOAD_STATE_IMMEDIATE_2 |
- (LOAD_TEXTURE_MAP0 << 0) | 4);
- setup[I830_TEXREG_TM0S0] = (TM0S0_USE_FENCE | offset);
- setup[I830_TEXREG_TM0S1] = (((height - 1) << TM0S1_HEIGHT_SHIFT) |
- ((width - 1) << TM0S1_WIDTH_SHIFT) |
- textureFormat);
- setup[I830_TEXREG_TM0S2] = ((((pitch / 4) - 1) << TM0S2_PITCH_SHIFT));
- setup[I830_TEXREG_TM0S3] &= ~TM0S3_MAX_MIP_MASK;
- setup[I830_TEXREG_TM0S3] &= ~TM0S3_MIN_MIP_MASK;
- setup[I830_TEXREG_TM0S3] |= ((numLevels - 1)*4) << TM0S3_MIN_MIP_SHIFT;
-
- setup[I830_TEXREG_MCS] = (_3DSTATE_MAP_COORD_SET_CMD |
- MAP_UNIT(0) |
- ENABLE_TEXCOORD_PARAMS |
- TEXCOORDS_ARE_IN_TEXELUNITS |
- TEXCOORDTYPE_CARTESIAN |
- ENABLE_ADDR_V_CNTL |
- TEXCOORD_ADDR_V_MODE(TEXCOORDMODE_WRAP) |
- ENABLE_ADDR_U_CNTL |
- TEXCOORD_ADDR_U_MODE(TEXCOORDMODE_WRAP));
-
- i830->meta.emitted &= ~I830_UPLOAD_TEX(0);
-}
-
-
-/* Select between front and back draw buffers.
- */
-static void set_draw_region( i830ContextPtr i830,
- const intelRegion *region )
-{
- i830->meta.Buffer[I830_DESTREG_CBUFADDR1] =
- (BUF_3D_ID_COLOR_BACK | BUF_3D_PITCH(region->pitch) | BUF_3D_USE_FENCE);
- i830->meta.Buffer[I830_DESTREG_CBUFADDR2] = region->offset;
- i830->meta.emitted &= ~I830_UPLOAD_BUFFERS;
-}
-
-/* Setup an arbitary draw format, useful for targeting
- * texture or agp memory.
- */
-#if 0
-static void set_draw_format( i830ContextPtr i830,
- GLuint format,
- GLuint depth_format)
-{
- i830->meta.Buffer[I830_DESTREG_DV1] = (DSTORG_HORT_BIAS(0x8) | /* .5 */
- DSTORG_VERT_BIAS(0x8) | /* .5 */
- format |
- DEPTH_IS_Z |
- depth_format);
-}
-#endif
-
-
-static void set_vertex_format( i830ContextPtr i830 )
-{
- i830->meta.Ctx[I830_CTXREG_VF] = (_3DSTATE_VFT0_CMD |
- VFT0_TEX_COUNT(1) |
- VFT0_DIFFUSE |
- VFT0_SPEC |
- VFT0_XYZW);
- i830->meta.Ctx[I830_CTXREG_VF2] = (_3DSTATE_VFT1_CMD |
- VFT1_TEX0_FMT(TEXCOORDFMT_2D) |
- VFT1_TEX1_FMT(TEXCOORDFMT_2D) |
- VFT1_TEX2_FMT(TEXCOORDFMT_2D) |
- VFT1_TEX3_FMT(TEXCOORDFMT_2D));
- i830->meta.emitted &= ~I830_UPLOAD_CTX;
-}
-
-
-static void draw_quad(i830ContextPtr i830,
- GLfloat x0, GLfloat x1,
- GLfloat y0, GLfloat y1,
- GLubyte red, GLubyte green,
- GLubyte blue, GLubyte alpha,
- GLfloat s0, GLfloat s1,
- GLfloat t0, GLfloat t1 )
-{
- GLuint vertex_size = 8;
- GLuint *vb = intelEmitInlinePrimitiveLocked( &i830->intel,
- PRIM3D_TRIFAN,
- 4*vertex_size,
- vertex_size );
- intelVertex tmp;
- int i;
-
-
-/* fprintf(stderr, "%s: %f,%f-%f,%f 0x%x%x%x%x %f,%f-%f,%f\n", */
-/* __FUNCTION__, */
-/* x0,y0,x1,y1,red,green,blue,alpha,s0,t0,s1,t1); */
-
-
- /* initial vertex, left bottom */
- tmp.v.x = x0;
- tmp.v.y = y0;
- tmp.v.z = 1.0;
- tmp.v.w = 1.0;
- tmp.v.color.red = red;
- tmp.v.color.green = green;
- tmp.v.color.blue = blue;
- tmp.v.color.alpha = alpha;
- tmp.v.specular.red = 0;
- tmp.v.specular.green = 0;
- tmp.v.specular.blue = 0;
- tmp.v.specular.alpha = 0;
- tmp.v.u0 = s0;
- tmp.v.v0 = t0;
- for (i = 0 ; i < 8 ; i++)
- vb[i] = tmp.ui[i];
-
- /* right bottom */
- vb += 8;
- tmp.v.x = x1;
- tmp.v.u0 = s1;
- for (i = 0 ; i < 8 ; i++)
- vb[i] = tmp.ui[i];
-
- /* right top */
- vb += 8;
- tmp.v.y = y1;
- tmp.v.v0 = t1;
- for (i = 0 ; i < 8 ; i++)
- vb[i] = tmp.ui[i];
-
- /* left top */
- vb += 8;
- tmp.v.x = x0;
- tmp.v.u0 = s0;
- for (i = 0 ; i < 8 ; i++)
- vb[i] = tmp.ui[i];
-
-/* fprintf(stderr, "%s: DV1: %x\n", */
-/* __FUNCTION__, i830->meta.Buffer[I830_DESTREG_DV1]); */
-}
-
-static void draw_poly(i830ContextPtr i830,
- GLubyte red, GLubyte green, GLubyte blue, GLubyte alpha,
- GLuint numVerts,
- GLfloat verts[][2],
- GLfloat texcoords[][2])
-{
- GLuint vertex_size = 8;
- GLuint *vb = intelEmitInlinePrimitiveLocked( &i830->intel,
- PRIM3D_TRIFAN,
- numVerts * vertex_size,
- vertex_size );
- intelVertex tmp;
- int i, k;
-
- /* initial constant vertex fields */
- tmp.v.z = 1.0;
- tmp.v.w = 1.0;
- tmp.v.color.red = red;
- tmp.v.color.green = green;
- tmp.v.color.blue = blue;
- tmp.v.color.alpha = alpha;
- tmp.v.specular.red = 0;
- tmp.v.specular.green = 0;
- tmp.v.specular.blue = 0;
- tmp.v.specular.alpha = 0;
-
- for (k = 0; k < numVerts; k++) {
- tmp.v.x = verts[k][0];
- tmp.v.y = verts[k][1];
- tmp.v.u0 = texcoords[k][0];
- tmp.v.v0 = texcoords[k][1];
-
- for (i = 0 ; i < vertex_size ; i++)
- vb[i] = tmp.ui[i];
-
- vb += vertex_size;
- }
-}
-
-void
-i830ClearWithTris(intelContextPtr intel, GLbitfield mask,
- GLboolean allFoo,
- GLint cxFoo, GLint cyFoo, GLint cwFoo, GLint chFoo)
-{
- i830ContextPtr i830 = I830_CONTEXT( intel );
- __DRIdrawablePrivate *dPriv = intel->driDrawable;
- intelScreenPrivate *screen = intel->intelScreen;
- int x0, y0, x1, y1;
- GLint cx, cy, cw, ch;
- GLboolean all;
-
- INTEL_FIREVERTICES(intel);
- SET_STATE( i830, meta );
- set_initial_state( i830 );
-/* set_no_texture( i830 ); */
- set_vertex_format( i830 );
-
- LOCK_HARDWARE(intel);
-
- /* get clear bounds after locking */
- cx = intel->ctx.DrawBuffer->_Xmin;
- cy = intel->ctx.DrawBuffer->_Ymin;
- cw = intel->ctx.DrawBuffer->_Xmax - cx;
- ch = intel->ctx.DrawBuffer->_Ymax - cy;
- all = (cw == intel->ctx.DrawBuffer->Width &&
- ch == intel->ctx.DrawBuffer->Height);
-
- if(!all) {
- x0 = cx;
- y0 = cy;
- x1 = x0 + cw;
- y1 = y0 + ch;
- } else {
- x0 = 0;
- y0 = 0;
- x1 = x0 + dPriv->w;
- y1 = y0 + dPriv->h;
- }
-
- /* Don't do any clipping to screen - these are window coordinates.
- * The active cliprects will be applied as for any other geometry.
- */
-
- if(mask & BUFFER_BIT_FRONT_LEFT) {
- set_no_depth_stencil_write( i830 );
- set_color_mask( i830, GL_TRUE );
- set_draw_region( i830, &screen->front );
- draw_quad(i830, x0, x1, y0, y1,
- intel->clear_red, intel->clear_green,
- intel->clear_blue, intel->clear_alpha,
- 0, 0, 0, 0);
- }
-
- if(mask & BUFFER_BIT_BACK_LEFT) {
- set_no_depth_stencil_write( i830 );
- set_color_mask( i830, GL_TRUE );
- set_draw_region( i830, &screen->back );
-
- draw_quad(i830, x0, x1, y0, y1,
- intel->clear_red, intel->clear_green,
- intel->clear_blue, intel->clear_alpha,
- 0, 0, 0, 0);
- }
-
- if(mask & BUFFER_BIT_STENCIL) {
- set_stencil_replace( i830,
- intel->ctx.Stencil.WriteMask[0],
- intel->ctx.Stencil.Clear);
-
- set_color_mask( i830, GL_FALSE );
- set_draw_region( i830, &screen->front );
- draw_quad( i830, x0, x1, y0, y1, 0, 0, 0, 0, 0, 0, 0, 0 );
- }
-
- UNLOCK_HARDWARE(intel);
-
- INTEL_FIREVERTICES(intel);
- SET_STATE( i830, state );
-}
-
-
-#if 0
-
-GLboolean
-i830TryTextureReadPixels( GLcontext *ctx,
- GLint x, GLint y, GLsizei width, GLsizei height,
- GLenum format, GLenum type,
- const struct gl_pixelstore_attrib *pack,
- GLvoid *pixels )
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
- intelContextPtr intel = INTEL_CONTEXT(ctx);
- intelScreenPrivate *screen = i830->intel.intelScreen;
- GLint pitch = pack->RowLength ? pack->RowLength : width;
- __DRIdrawablePrivate *dPriv = i830->intel.driDrawable;
- int textureFormat;
- GLenum glTextureFormat;
- int src_offset = i830->meta.Buffer[I830_DESTREG_CBUFADDR2];
- int destOffset = intelAgpOffsetFromVirtual( &i830->intel, pixels);
- int destFormat, depthFormat, destPitch;
- drm_clip_rect_t tmp;
-
- if (INTEL_DEBUG & DEBUG_PIXEL)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
-
- if ( ctx->_ImageTransferState ||
- pack->SwapBytes ||
- pack->LsbFirst ||
- !pack->Invert) {
- fprintf(stderr, "%s: check_color failed\n", __FUNCTION__);
- return GL_FALSE;
- }
-
- switch (screen->fbFormat) {
- case DV_PF_565:
- textureFormat = MAPSURF_16BIT | MT_16BIT_RGB565;
- glTextureFormat = GL_RGB;
- break;
- case DV_PF_555:
- textureFormat = MAPSURF_16BIT | MT_16BIT_ARGB1555;
- glTextureFormat = GL_RGBA;
- break;
- case DV_PF_8888:
- textureFormat = MAPSURF_32BIT | MT_32BIT_ARGB8888;
- glTextureFormat = GL_RGBA;
- break;
- default:
- fprintf(stderr, "%s: textureFormat failed %x\n", __FUNCTION__,
- screen->fbFormat);
- return GL_FALSE;
- }
-
-
- switch (type) {
- case GL_UNSIGNED_SHORT_5_6_5:
- if (format != GL_RGB) return GL_FALSE;
- destFormat = COLR_BUF_RGB565;
- depthFormat = DEPTH_FRMT_16_FIXED;
- destPitch = pitch * 2;
- break;
- case GL_UNSIGNED_INT_8_8_8_8_REV:
- if (format != GL_BGRA) return GL_FALSE;
- destFormat = COLR_BUF_ARGB8888;
- depthFormat = DEPTH_FRMT_24_FIXED_8_OTHER;
- destPitch = pitch * 4;
- break;
- default:
- fprintf(stderr, "%s: destFormat failed %s\n", __FUNCTION__,
- _mesa_lookup_enum_by_nr(type));
- return GL_FALSE;
- }
-
- destFormat |= (0x02<<24);
-
-/* fprintf(stderr, "type: %s destFormat: %x\n", */
-/* _mesa_lookup_enum_by_nr(type), */
-/* destFormat); */
-
- intelFlush( ctx );
-
- SET_STATE( i830, meta );
- set_initial_state( i830 );
- set_no_depth_stencil_write( i830 );
-
- LOCK_HARDWARE( intel );
- {
- intelWaitForIdle( intel ); /* required by GL */
-
- if (!driClipRectToFramebuffer(ctx->ReadBuffer, &x, &y, &width, &height)) {
- UNLOCK_HARDWARE( intel );
- SET_STATE(i830, state);
- fprintf(stderr, "%s: cliprect failed\n", __FUNCTION__);
- return GL_TRUE;
- }
-
-#if 0
- /* FIXME -- Just emit the correct state
- */
- if (i830SetParam(i830->driFd, I830_SETPARAM_CBUFFER_PITCH,
- destPitch) != 0) {
- UNLOCK_HARDWARE( intel );
- SET_STATE(i830, state);
- fprintf(stderr, "%s: setparam failed\n", __FUNCTION__);
- return GL_FALSE;
- }
-#endif
-
-
- y = dPriv->h - y - height;
- x += dPriv->x;
- y += dPriv->y;
-
-
- /* Set the frontbuffer up as a large rectangular texture.
- */
- set_tex_rect_source( i830,
- src_offset,
- screen->width,
- screen->height,
- screen->front.pitch,
- textureFormat );
-
-
- enable_texture_blend_replace( i830 );
-
-
- /* Set the 3d engine to draw into the agp memory
- */
-
- set_draw_region( i830, destOffset );
- set_draw_format( i830, destFormat, depthFormat );
-
-
- /* Draw a single quad, no cliprects:
- */
- i830->intel.numClipRects = 1;
- i830->intel.pClipRects = &tmp;
- i830->intel.pClipRects[0].x1 = 0;
- i830->intel.pClipRects[0].y1 = 0;
- i830->intel.pClipRects[0].x2 = width;
- i830->intel.pClipRects[0].y2 = height;
-
- draw_quad( i830,
- 0, width, 0, height,
- 0, 255, 0, 0,
- x, x+width, y, y+height );
-
- intelWindowMoved( intel );
- }
- UNLOCK_HARDWARE( intel );
- intelFinish( ctx ); /* required by GL */
-
- SET_STATE( i830, state );
- return GL_TRUE;
-}
-
-
-GLboolean
-i830TryTextureDrawPixels( GLcontext *ctx,
- GLint x, GLint y, GLsizei width, GLsizei height,
- GLenum format, GLenum type,
- const struct gl_pixelstore_attrib *unpack,
- const GLvoid *pixels )
-{
- intelContextPtr intel = INTEL_CONTEXT(ctx);
- i830ContextPtr i830 = I830_CONTEXT(ctx);
- GLint pitch = unpack->RowLength ? unpack->RowLength : width;
- __DRIdrawablePrivate *dPriv = intel->driDrawable;
- int textureFormat;
- GLenum glTextureFormat;
- int dst_offset = i830->meta.Buffer[I830_DESTREG_CBUFADDR2];
- int src_offset = intelAgpOffsetFromVirtual( intel, pixels );
-
- if (INTEL_DEBUG & DEBUG_PIXEL)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- /* Todo -- upload images that aren't in agp space, then texture
- * from them.
- */
-
- if ( !intelIsAgpMemory( intel, pixels, pitch*height ) ) {
- fprintf(stderr, "%s: intelIsAgpMemory failed\n", __FUNCTION__);
- return GL_FALSE;
- }
-
- /* Todo -- don't want to clobber all the drawing state like we do
- * for readpixels -- most of this state can be handled just fine.
- */
- if ( ctx->_ImageTransferState ||
- unpack->SwapBytes ||
- unpack->LsbFirst ||
- ctx->Color.AlphaEnabled ||
- ctx->Depth.Test ||
- ctx->Fog.Enabled ||
- ctx->Scissor.Enabled ||
- ctx->Stencil.Enabled ||
- !ctx->Color.ColorMask[0] ||
- !ctx->Color.ColorMask[1] ||
- !ctx->Color.ColorMask[2] ||
- !ctx->Color.ColorMask[3] ||
- ctx->Color.ColorLogicOpEnabled ||
- ctx->Texture._EnabledUnits ||
- ctx->Depth.OcclusionTest) {
- fprintf(stderr, "%s: other tests failed\n", __FUNCTION__);
- return GL_FALSE;
- }
-
- /* Todo -- remove these restrictions:
- */
- if (ctx->Pixel.ZoomX != 1.0F ||
- ctx->Pixel.ZoomY != -1.0F)
- return GL_FALSE;
-
-
-
- switch (type) {
- case GL_UNSIGNED_SHORT_1_5_5_5_REV:
- if (format != GL_BGRA) return GL_FALSE;
- textureFormat = MAPSURF_16BIT | MT_16BIT_ARGB1555;
- glTextureFormat = GL_RGBA;
- break;
- case GL_UNSIGNED_SHORT_5_6_5:
- if (format != GL_RGB) return GL_FALSE;
- textureFormat = MAPSURF_16BIT | MT_16BIT_RGB565;
- glTextureFormat = GL_RGB;
- break;
- case GL_UNSIGNED_SHORT_8_8_MESA:
- if (format != GL_YCBCR_MESA) return GL_FALSE;
- textureFormat = (MAPSURF_422 | MT_422_YCRCB_SWAPY
-/* | TM0S1_COLORSPACE_CONVERSION */
- );
- glTextureFormat = GL_YCBCR_MESA;
- break;
- case GL_UNSIGNED_SHORT_8_8_REV_MESA:
- if (format != GL_YCBCR_MESA) return GL_FALSE;
- textureFormat = (MAPSURF_422 | MT_422_YCRCB_NORMAL
-/* | TM0S1_COLORSPACE_CONVERSION */
- );
- glTextureFormat = GL_YCBCR_MESA;
- break;
- case GL_UNSIGNED_INT_8_8_8_8_REV:
- if (format != GL_BGRA) return GL_FALSE;
- textureFormat = MAPSURF_32BIT | MT_32BIT_ARGB8888;
- glTextureFormat = GL_RGBA;
- break;
- default:
- fprintf(stderr, "%s: destFormat failed\n", __FUNCTION__);
- return GL_FALSE;
- }
-
- intelFlush( ctx );
-
- SET_STATE( i830, meta );
-
- LOCK_HARDWARE( intel );
- {
- intelWaitForIdle( intel ); /* required by GL */
-
- y -= height; /* cope with pixel zoom */
-
- if (!driClipRectToFramebuffer(ctx->ReadBuffer, &x, &y, &width, &height)) {
- UNLOCK_HARDWARE( intel );
- SET_STATE(i830, state);
- fprintf(stderr, "%s: cliprect failed\n", __FUNCTION__);
- return GL_TRUE;
- }
-
-
- y = dPriv->h - y - height;
-
- set_initial_state( i830 );
-
- /* Set the pixel image up as a rectangular texture.
- */
- set_tex_rect_source( i830,
- src_offset,
- width,
- height,
- pitch, /* XXXX!!!! -- /2 sometimes */
- textureFormat );
-
-
- enable_texture_blend_replace( i830 );
-
-
- /* Draw to the current draw buffer:
- */
- set_draw_offset( i830, dst_offset );
-
- /* Draw a quad, use regular cliprects
- */
-/* fprintf(stderr, "x: %d y: %d width %d height %d\n", x, y, width, height); */
-
- draw_quad( i830,
- x, x+width, y, y+height,
- 0, 255, 0, 0,
- 0, width, 0, height );
-
- intelWindowMoved( intel );
- }
- UNLOCK_HARDWARE( intel );
- intelFinish( ctx ); /* required by GL */
-
- SET_STATE(i830, state);
-
- return GL_TRUE;
-}
-
-#endif
-
-/**
- * Copy the window contents named by dPriv to the rotated (or reflected)
- * color buffer.
- * srcBuf is BUFFER_BIT_FRONT_LEFT or BUFFER_BIT_BACK_LEFT to indicate the source.
- */
-void
-i830RotateWindow(intelContextPtr intel, __DRIdrawablePrivate *dPriv,
- GLuint srcBuf)
-{
- i830ContextPtr i830 = I830_CONTEXT( intel );
- intelScreenPrivate *screen = intel->intelScreen;
- const GLuint cpp = screen->cpp;
- drm_clip_rect_t fullRect;
- GLuint textureFormat, srcOffset, srcPitch;
- const drm_clip_rect_t *clipRects;
- int numClipRects;
- int i;
-
- int xOrig, yOrig;
- int origNumClipRects;
- drm_clip_rect_t *origRects;
-
- /*
- * set up hardware state
- */
- intelFlush( &intel->ctx );
-
- SET_STATE( i830, meta );
- set_initial_state( i830 );
- set_no_texture( i830 );
- set_vertex_format( i830 );
- set_no_depth_stencil_write( i830 );
- set_color_mask( i830, GL_FALSE );
-
- LOCK_HARDWARE(intel);
-
- /* save current drawing origin and cliprects (restored at end) */
- xOrig = intel->drawX;
- yOrig = intel->drawY;
- origNumClipRects = intel->numClipRects;
- origRects = intel->pClipRects;
-
- if (!intel->numClipRects)
- goto done;
-
- /*
- * set drawing origin, cliprects for full-screen access to rotated screen
- */
- fullRect.x1 = 0;
- fullRect.y1 = 0;
- fullRect.x2 = screen->rotatedWidth;
- fullRect.y2 = screen->rotatedHeight;
- intel->drawX = 0;
- intel->drawY = 0;
- intel->numClipRects = 1;
- intel->pClipRects = &fullRect;
-
- set_draw_region( i830, &screen->rotated );
-
- if (cpp == 4)
- textureFormat = MAPSURF_32BIT | MT_32BIT_ARGB8888;
- else
- textureFormat = MAPSURF_16BIT | MT_16BIT_RGB565;
-
- if (srcBuf == BUFFER_BIT_FRONT_LEFT) {
- srcPitch = screen->front.pitch; /* in bytes */
- srcOffset = screen->front.offset; /* bytes */
- clipRects = dPriv->pClipRects;
- numClipRects = dPriv->numClipRects;
- }
- else {
- srcPitch = screen->back.pitch; /* in bytes */
- srcOffset = screen->back.offset; /* bytes */
- clipRects = dPriv->pBackClipRects;
- numClipRects = dPriv->numBackClipRects;
- }
-
- /* set the whole screen up as a texture to avoid alignment issues */
- set_tex_rect_source(i830,
- srcOffset,
- screen->width,
- screen->height,
- srcPitch,
- textureFormat);
-
- enable_texture_blend_replace(i830);
-
- /*
- * loop over the source window's cliprects
- */
- for (i = 0; i < numClipRects; i++) {
- int srcX0 = clipRects[i].x1;
- int srcY0 = clipRects[i].y1;
- int srcX1 = clipRects[i].x2;
- int srcY1 = clipRects[i].y2;
- GLfloat verts[4][2], tex[4][2];
- int j;
-
- /* build vertices for four corners of clip rect */
- verts[0][0] = srcX0; verts[0][1] = srcY0;
- verts[1][0] = srcX1; verts[1][1] = srcY0;
- verts[2][0] = srcX1; verts[2][1] = srcY1;
- verts[3][0] = srcX0; verts[3][1] = srcY1;
-
- /* .. and texcoords */
- tex[0][0] = srcX0; tex[0][1] = srcY0;
- tex[1][0] = srcX1; tex[1][1] = srcY0;
- tex[2][0] = srcX1; tex[2][1] = srcY1;
- tex[3][0] = srcX0; tex[3][1] = srcY1;
-
- /* transform coords to rotated screen coords */
-
- for (j = 0; j < 4; j++) {
- matrix23TransformCoordf(&screen->rotMatrix,
- &verts[j][0], &verts[j][1]);
- }
-
- /* draw polygon to map source image to dest region */
- draw_poly(i830, 255, 255, 255, 255, 4, verts, tex);
-
- } /* cliprect loop */
-
- intelFlushBatchLocked( intel, GL_FALSE, GL_FALSE, GL_FALSE );
-
- done:
- /* restore original drawing origin and cliprects */
- intel->drawX = xOrig;
- intel->drawY = yOrig;
- intel->numClipRects = origNumClipRects;
- intel->pClipRects = origRects;
-
- UNLOCK_HARDWARE(intel);
-
- SET_STATE( i830, state );
-}
-
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-
-#ifndef _I830_REG_H_
-#define _I830_REG_H_
-
-
-#include "intel_reg.h"
-
-#define I830_SET_FIELD( var, mask, value ) (var &= ~(mask), var |= value)
-
-#define _3DSTATE_AA_CMD (CMD_3D | (0x06<<24))
-#define AA_LINE_ECAAR_WIDTH_ENABLE (1<<16)
-#define AA_LINE_ECAAR_WIDTH_0_5 0
-#define AA_LINE_ECAAR_WIDTH_1_0 (1<<14)
-#define AA_LINE_ECAAR_WIDTH_2_0 (2<<14)
-#define AA_LINE_ECAAR_WIDTH_4_0 (3<<14)
-#define AA_LINE_REGION_WIDTH_ENABLE (1<<8)
-#define AA_LINE_REGION_WIDTH_0_5 0
-#define AA_LINE_REGION_WIDTH_1_0 (1<<6)
-#define AA_LINE_REGION_WIDTH_2_0 (2<<6)
-#define AA_LINE_REGION_WIDTH_4_0 (3<<6)
-#define AA_LINE_ENABLE ((1<<1) | 1)
-#define AA_LINE_DISABLE (1<<1)
-
-#define _3DSTATE_BUF_INFO_CMD (CMD_3D | (0x1d<<24) | (0x8e<<16) | 1)
-/* Dword 1 */
-#define BUF_3D_ID_COLOR_BACK (0x3<<24)
-#define BUF_3D_ID_DEPTH (0x7<<24)
-#define BUF_3D_USE_FENCE (1<<23)
-#define BUF_3D_TILED_SURFACE (1<<22)
-#define BUF_3D_TILE_WALK_X 0
-#define BUF_3D_TILE_WALK_Y (1<<21)
-#define BUF_3D_PITCH(x) (((x)/4)<<2)
-/* Dword 2 */
-#define BUF_3D_ADDR(x) ((x) & ~0x3)
-
-
-#define _3DSTATE_COLOR_FACTOR_CMD (CMD_3D | (0x1d<<24) | (0x1<<16))
-
-#define _3DSTATE_COLOR_FACTOR_N_CMD(stage) (CMD_3D | (0x1d<<24) | \
- ((0x90+(stage))<<16))
-
-#define _3DSTATE_CONST_BLEND_COLOR_CMD (CMD_3D | (0x1d<<24) | (0x88<<16))
-
-#define _3DSTATE_DFLT_DIFFUSE_CMD (CMD_3D | (0x1d<<24) | (0x99<<16))
-
-#define _3DSTATE_DFLT_SPEC_CMD (CMD_3D | (0x1d<<24) | (0x9a<<16))
-
-#define _3DSTATE_DFLT_Z_CMD (CMD_3D | (0x1d<<24) | (0x98<<16))
-
-
-#define _3DSTATE_DST_BUF_VARS_CMD (CMD_3D | (0x1d<<24) | (0x85<<16))
-/* Dword 1 */
-#define DSTORG_HORT_BIAS(x) ((x)<<20)
-#define DSTORG_VERT_BIAS(x) ((x)<<16)
-#define COLOR_4_2_2_CHNL_WRT_ALL 0
-#define COLOR_4_2_2_CHNL_WRT_Y (1<<12)
-#define COLOR_4_2_2_CHNL_WRT_CR (2<<12)
-#define COLOR_4_2_2_CHNL_WRT_CB (3<<12)
-#define COLOR_4_2_2_CHNL_WRT_CRCB (4<<12)
-#define COLR_BUF_8BIT 0
-#define COLR_BUF_RGB555 (1<<8)
-#define COLR_BUF_RGB565 (2<<8)
-#define COLR_BUF_ARGB8888 (3<<8)
-#define DEPTH_IS_Z 0
-#define DEPTH_IS_W (1<<6)
-#define DEPTH_FRMT_16_FIXED 0
-#define DEPTH_FRMT_16_FLOAT (1<<2)
-#define DEPTH_FRMT_24_FIXED_8_OTHER (2<<2)
-#define DEPTH_FRMT_24_FLOAT_8_OTHER (3<<2)
-#define VERT_LINE_STRIDE_1 (1<<1)
-#define VERT_LINE_STRIDE_0 0
-#define VERT_LINE_STRIDE_OFS_1 1
-#define VERT_LINE_STRIDE_OFS_0 0
-
-
-#define _3DSTATE_DRAW_RECT_CMD (CMD_3D|(0x1d<<24)|(0x80<<16)|3)
-/* Dword 1 */
-#define DRAW_RECT_DIS_DEPTH_OFS (1<<30)
-#define DRAW_DITHER_OFS_X(x) ((x)<<26)
-#define DRAW_DITHER_OFS_Y(x) ((x)<<24)
-/* Dword 2 */
-#define DRAW_YMIN(x) ((x)<<16)
-#define DRAW_XMIN(x) (x)
-/* Dword 3 */
-#define DRAW_YMAX(x) ((x)<<16)
-#define DRAW_XMAX(x) (x)
-/* Dword 4 */
-#define DRAW_YORG(x) ((x)<<16)
-#define DRAW_XORG(x) (x)
-
-
-#define _3DSTATE_ENABLES_1_CMD (CMD_3D|(0x3<<24))
-#define ENABLE_LOGIC_OP_MASK ((1<<23)|(1<<22))
-#define ENABLE_LOGIC_OP ((1<<23)|(1<<22))
-#define DISABLE_LOGIC_OP (1<<23)
-#define ENABLE_STENCIL_TEST ((1<<21)|(1<<20))
-#define DISABLE_STENCIL_TEST (1<<21)
-#define ENABLE_DEPTH_BIAS ((1<<11)|(1<<10))
-#define DISABLE_DEPTH_BIAS (1<<11)
-#define ENABLE_SPEC_ADD_MASK ((1<<9)|(1<<8))
-#define ENABLE_SPEC_ADD ((1<<9)|(1<<8))
-#define DISABLE_SPEC_ADD (1<<9)
-#define ENABLE_DIS_FOG_MASK ((1<<7)|(1<<6))
-#define ENABLE_FOG ((1<<7)|(1<<6))
-#define DISABLE_FOG (1<<7)
-#define ENABLE_DIS_ALPHA_TEST_MASK ((1<<5)|(1<<4))
-#define ENABLE_ALPHA_TEST ((1<<5)|(1<<4))
-#define DISABLE_ALPHA_TEST (1<<5)
-#define ENABLE_DIS_CBLEND_MASK ((1<<3)|(1<<2))
-#define ENABLE_COLOR_BLEND ((1<<3)|(1<<2))
-#define DISABLE_COLOR_BLEND (1<<3)
-#define ENABLE_DIS_DEPTH_TEST_MASK ((1<<1)|1)
-#define ENABLE_DEPTH_TEST ((1<<1)|1)
-#define DISABLE_DEPTH_TEST (1<<1)
-
-/* _3DSTATE_ENABLES_2, p138 */
-#define _3DSTATE_ENABLES_2_CMD (CMD_3D|(0x4<<24))
-#define ENABLE_STENCIL_WRITE ((1<<21)|(1<<20))
-#define DISABLE_STENCIL_WRITE (1<<21)
-#define ENABLE_TEX_CACHE ((1<<17)|(1<<16))
-#define DISABLE_TEX_CACHE (1<<17)
-#define ENABLE_DITHER ((1<<9)|(1<<8))
-#define DISABLE_DITHER (1<<9)
-#define ENABLE_COLOR_MASK (1<<10)
-#define WRITEMASK_ALPHA (1<<7)
-#define WRITEMASK_ALPHA_SHIFT 7
-#define WRITEMASK_RED (1<<6)
-#define WRITEMASK_RED_SHIFT 6
-#define WRITEMASK_GREEN (1<<5)
-#define WRITEMASK_GREEN_SHIFT 5
-#define WRITEMASK_BLUE (1<<4)
-#define WRITEMASK_BLUE_SHIFT 4
-#define WRITEMASK_MASK ((1<<4)|(1<<5)|(1<<6)|(1<<7))
-#define ENABLE_COLOR_WRITE ((1<<3)|(1<<2))
-#define DISABLE_COLOR_WRITE (1<<3)
-#define ENABLE_DIS_DEPTH_WRITE_MASK 0x3
-#define ENABLE_DEPTH_WRITE ((1<<1)|1)
-#define DISABLE_DEPTH_WRITE (1<<1)
-
-/* _3DSTATE_FOG_COLOR, p139 */
-#define _3DSTATE_FOG_COLOR_CMD (CMD_3D|(0x15<<24))
-#define FOG_COLOR_RED(x) ((x)<<16)
-#define FOG_COLOR_GREEN(x) ((x)<<8)
-#define FOG_COLOR_BLUE(x) (x)
-
-/* _3DSTATE_FOG_MODE, p140 */
-#define _3DSTATE_FOG_MODE_CMD (CMD_3D|(0x1d<<24)|(0x89<<16)|2)
-/* Dword 1 */
-#define FOGFUNC_ENABLE (1<<31)
-#define FOGFUNC_VERTEX 0
-#define FOGFUNC_PIXEL_EXP (1<<28)
-#define FOGFUNC_PIXEL_EXP2 (2<<28)
-#define FOGFUNC_PIXEL_LINEAR (3<<28)
-#define FOGSRC_INDEX_Z (1<<27)
-#define FOGSRC_INDEX_W ((1<<27)|(1<<25))
-#define FOG_LINEAR_CONST (1<<24)
-#define FOG_CONST_1(x) ((x)<<4)
-#define ENABLE_FOG_DENSITY (1<<23)
-/* Dword 2 */
-#define FOG_CONST_2(x) (x)
-/* Dword 3 */
-#define FOG_DENSITY(x) (x)
-
-/* _3DSTATE_INDEPENDENT_ALPHA_BLEND, p142 */
-#define _3DSTATE_INDPT_ALPHA_BLEND_CMD (CMD_3D|(0x0b<<24))
-#define ENABLE_INDPT_ALPHA_BLEND ((1<<23)|(1<<22))
-#define DISABLE_INDPT_ALPHA_BLEND (1<<23)
-#define ALPHA_BLENDFUNC_MASK 0x3f0000
-#define ENABLE_ALPHA_BLENDFUNC (1<<21)
-#define ABLENDFUNC_ADD 0
-#define ABLENDFUNC_SUB (1<<16)
-#define ABLENDFUNC_RVSE_SUB (2<<16)
-#define ABLENDFUNC_MIN (3<<16)
-#define ABLENDFUNC_MAX (4<<16)
-#define SRC_DST_ABLEND_MASK 0xfff
-#define ENABLE_SRC_ABLEND_FACTOR (1<<11)
-#define SRC_ABLEND_FACT(x) ((x)<<6)
-#define ENABLE_DST_ABLEND_FACTOR (1<<5)
-#define DST_ABLEND_FACT(x) (x)
-
-
-/* _3DSTATE_MAP_BLEND_ARG, p152 */
-#define _3DSTATE_MAP_BLEND_ARG_CMD(stage) (CMD_3D|(0x0e<<24)|((stage)<<20))
-
-#define TEXPIPE_COLOR 0
-#define TEXPIPE_ALPHA (1<<18)
-#define TEXPIPE_KILL (2<<18)
-#define TEXBLEND_ARG0 0
-#define TEXBLEND_ARG1 (1<<15)
-#define TEXBLEND_ARG2 (2<<15)
-#define TEXBLEND_ARG3 (3<<15)
-#define TEXBLENDARG_MODIFY_PARMS (1<<6)
-#define TEXBLENDARG_REPLICATE_ALPHA (1<<5)
-#define TEXBLENDARG_INV_ARG (1<<4)
-#define TEXBLENDARG_ONE 0
-#define TEXBLENDARG_FACTOR 0x01
-#define TEXBLENDARG_ACCUM 0x02
-#define TEXBLENDARG_DIFFUSE 0x03
-#define TEXBLENDARG_SPEC 0x04
-#define TEXBLENDARG_CURRENT 0x05
-#define TEXBLENDARG_TEXEL0 0x06
-#define TEXBLENDARG_TEXEL1 0x07
-#define TEXBLENDARG_TEXEL2 0x08
-#define TEXBLENDARG_TEXEL3 0x09
-#define TEXBLENDARG_FACTOR_N 0x0e
-
-/* _3DSTATE_MAP_BLEND_OP, p155 */
-#define _3DSTATE_MAP_BLEND_OP_CMD(stage) (CMD_3D|(0x0d<<24)|((stage)<<20))
-#if 0
-# define TEXPIPE_COLOR 0
-# define TEXPIPE_ALPHA (1<<18)
-# define TEXPIPE_KILL (2<<18)
-#endif
-#define ENABLE_TEXOUTPUT_WRT_SEL (1<<17)
-#define TEXOP_OUTPUT_CURRENT 0
-#define TEXOP_OUTPUT_ACCUM (1<<15)
-#define ENABLE_TEX_CNTRL_STAGE ((1<<12)|(1<<11))
-#define DISABLE_TEX_CNTRL_STAGE (1<<12)
-#define TEXOP_SCALE_SHIFT 9
-#define TEXOP_SCALE_1X (0 << TEXOP_SCALE_SHIFT)
-#define TEXOP_SCALE_2X (1 << TEXOP_SCALE_SHIFT)
-#define TEXOP_SCALE_4X (2 << TEXOP_SCALE_SHIFT)
-#define TEXOP_MODIFY_PARMS (1<<8)
-#define TEXOP_LAST_STAGE (1<<7)
-#define TEXBLENDOP_KILLPIXEL 0x02
-#define TEXBLENDOP_ARG1 0x01
-#define TEXBLENDOP_ARG2 0x02
-#define TEXBLENDOP_MODULATE 0x03
-#define TEXBLENDOP_ADD 0x06
-#define TEXBLENDOP_ADDSIGNED 0x07
-#define TEXBLENDOP_BLEND 0x08
-#define TEXBLENDOP_BLEND_AND_ADD 0x09
-#define TEXBLENDOP_SUBTRACT 0x0a
-#define TEXBLENDOP_DOT3 0x0b
-#define TEXBLENDOP_DOT4 0x0c
-#define TEXBLENDOP_MODULATE_AND_ADD 0x0d
-#define TEXBLENDOP_MODULATE_2X_AND_ADD 0x0e
-#define TEXBLENDOP_MODULATE_4X_AND_ADD 0x0f
-
-/* _3DSTATE_MAP_BUMP_TABLE, p160 TODO */
-/* _3DSTATE_MAP_COLOR_CHROMA_KEY, p161 TODO */
-
-#define _3DSTATE_MAP_COORD_TRANSFORM ((3<<29)|(0x1d<<24)|(0x8c<<16))
-#define DISABLE_TEX_TRANSFORM (1<<28)
-#define TEXTURE_SET(x) (x<<29)
-
-#define _3DSTATE_VERTEX_TRANSFORM ((3<<29)|(0x1d<<24)|(0x8b<<16))
-#define DISABLE_VIEWPORT_TRANSFORM (1<<31)
-#define DISABLE_PERSPECTIVE_DIVIDE (1<<29)
-
-
-/* _3DSTATE_MAP_COORD_SET_BINDINGS, p162 */
-#define _3DSTATE_MAP_COORD_SETBIND_CMD (CMD_3D|(0x1d<<24)|(0x02<<16))
-#define TEXBIND_MASK3 ((1<<15)|(1<<14)|(1<<13)|(1<<12))
-#define TEXBIND_MASK2 ((1<<11)|(1<<10)|(1<<9)|(1<<8))
-#define TEXBIND_MASK1 ((1<<7)|(1<<6)|(1<<5)|(1<<4))
-#define TEXBIND_MASK0 ((1<<3)|(1<<2)|(1<<1)|1)
-
-#define TEXBIND_SET3(x) ((x)<<12)
-#define TEXBIND_SET2(x) ((x)<<8)
-#define TEXBIND_SET1(x) ((x)<<4)
-#define TEXBIND_SET0(x) (x)
-
-#define TEXCOORDSRC_KEEP 0
-#define TEXCOORDSRC_DEFAULT 0x01
-#define TEXCOORDSRC_VTXSET_0 0x08
-#define TEXCOORDSRC_VTXSET_1 0x09
-#define TEXCOORDSRC_VTXSET_2 0x0a
-#define TEXCOORDSRC_VTXSET_3 0x0b
-#define TEXCOORDSRC_VTXSET_4 0x0c
-#define TEXCOORDSRC_VTXSET_5 0x0d
-#define TEXCOORDSRC_VTXSET_6 0x0e
-#define TEXCOORDSRC_VTXSET_7 0x0f
-
-#define MAP_UNIT(unit) ((unit)<<16)
-#define MAP_UNIT_MASK (0x7<<16)
-
-/* _3DSTATE_MAP_COORD_SETS, p164 */
-#define _3DSTATE_MAP_COORD_SET_CMD (CMD_3D|(0x1c<<24)|(0x01<<19))
-#define ENABLE_TEXCOORD_PARAMS (1<<15)
-#define TEXCOORDS_ARE_NORMAL (1<<14)
-#define TEXCOORDS_ARE_IN_TEXELUNITS 0
-#define TEXCOORDTYPE_CARTESIAN 0
-#define TEXCOORDTYPE_HOMOGENEOUS (1<<11)
-#define TEXCOORDTYPE_VECTOR (2<<11)
-#define TEXCOORDTYPE_MASK (0x7<<11)
-#define ENABLE_ADDR_V_CNTL (1<<7)
-#define ENABLE_ADDR_U_CNTL (1<<3)
-#define TEXCOORD_ADDR_V_MODE(x) ((x)<<4)
-#define TEXCOORD_ADDR_U_MODE(x) (x)
-#define TEXCOORDMODE_WRAP 0
-#define TEXCOORDMODE_MIRROR 1
-#define TEXCOORDMODE_CLAMP 2
-#define TEXCOORDMODE_WRAP_SHORTEST 3
-#define TEXCOORDMODE_CLAMP_BORDER 4
-#define TEXCOORD_ADDR_V_MASK 0x70
-#define TEXCOORD_ADDR_U_MASK 0x7
-
-/* _3DSTATE_MAP_CUBE, p168 TODO */
-#define _3DSTATE_MAP_CUBE (CMD_3D|(0x1c<<24)|(0x0a<<19))
-#define CUBE_NEGX_ENABLE (1<<5)
-#define CUBE_POSX_ENABLE (1<<4)
-#define CUBE_NEGY_ENABLE (1<<3)
-#define CUBE_POSY_ENABLE (1<<2)
-#define CUBE_NEGZ_ENABLE (1<<1)
-#define CUBE_POSZ_ENABLE (1<<0)
-
-
-/* _3DSTATE_MODES_1, p190 */
-#define _3DSTATE_MODES_1_CMD (CMD_3D|(0x08<<24))
-#define BLENDFUNC_MASK 0x3f0000
-#define ENABLE_COLR_BLND_FUNC (1<<21)
-#define BLENDFUNC_ADD 0
-#define BLENDFUNC_SUB (1<<16)
-#define BLENDFUNC_RVRSE_SUB (2<<16)
-#define BLENDFUNC_MIN (3<<16)
-#define BLENDFUNC_MAX (4<<16)
-#define SRC_DST_BLND_MASK 0xfff
-#define ENABLE_SRC_BLND_FACTOR (1<<11)
-#define ENABLE_DST_BLND_FACTOR (1<<5)
-#define SRC_BLND_FACT(x) ((x)<<6)
-#define DST_BLND_FACT(x) (x)
-
-
-/* _3DSTATE_MODES_2, p192 */
-#define _3DSTATE_MODES_2_CMD (CMD_3D|(0x0f<<24))
-#define ENABLE_GLOBAL_DEPTH_BIAS (1<<22)
-#define GLOBAL_DEPTH_BIAS(x) ((x)<<14)
-#define ENABLE_ALPHA_TEST_FUNC (1<<13)
-#define ENABLE_ALPHA_REF_VALUE (1<<8)
-#define ALPHA_TEST_FUNC(x) ((x)<<9)
-#define ALPHA_REF_VALUE(x) (x)
-
-#define ALPHA_TEST_REF_MASK 0x3fff
-
-/* _3DSTATE_MODES_3, p193 */
-#define _3DSTATE_MODES_3_CMD (CMD_3D|(0x02<<24))
-#define DEPTH_TEST_FUNC_MASK 0x1f0000
-#define ENABLE_DEPTH_TEST_FUNC (1<<20)
-/* Uses COMPAREFUNC */
-#define DEPTH_TEST_FUNC(x) ((x)<<16)
-#define ENABLE_ALPHA_SHADE_MODE (1<<11)
-#define ENABLE_FOG_SHADE_MODE (1<<9)
-#define ENABLE_SPEC_SHADE_MODE (1<<7)
-#define ENABLE_COLOR_SHADE_MODE (1<<5)
-#define ALPHA_SHADE_MODE(x) ((x)<<10)
-#define FOG_SHADE_MODE(x) ((x)<<8)
-#define SPEC_SHADE_MODE(x) ((x)<<6)
-#define COLOR_SHADE_MODE(x) ((x)<<4)
-#define CULLMODE_MASK 0xf
-#define ENABLE_CULL_MODE (1<<3)
-#define CULLMODE_BOTH 0
-#define CULLMODE_NONE 1
-#define CULLMODE_CW 2
-#define CULLMODE_CCW 3
-
-#define SHADE_MODE_LINEAR 0
-#define SHADE_MODE_FLAT 0x1
-
-/* _3DSTATE_MODES_4, p195 */
-#define _3DSTATE_MODES_4_CMD (CMD_3D|(0x16<<24))
-#define ENABLE_LOGIC_OP_FUNC (1<<23)
-#define LOGIC_OP_FUNC(x) ((x)<<18)
-#define LOGICOP_MASK ((1<<18)|(1<<19)|(1<<20)|(1<<21))
-#define LOGICOP_CLEAR 0
-#define LOGICOP_NOR 0x1
-#define LOGICOP_AND_INV 0x2
-#define LOGICOP_COPY_INV 0x3
-#define LOGICOP_AND_RVRSE 0x4
-#define LOGICOP_INV 0x5
-#define LOGICOP_XOR 0x6
-#define LOGICOP_NAND 0x7
-#define LOGICOP_AND 0x8
-#define LOGICOP_EQUIV 0x9
-#define LOGICOP_NOOP 0xa
-#define LOGICOP_OR_INV 0xb
-#define LOGICOP_COPY 0xc
-#define LOGICOP_OR_RVRSE 0xd
-#define LOGICOP_OR 0xe
-#define LOGICOP_SET 0xf
-#define MODE4_ENABLE_STENCIL_TEST_MASK ((1<<17)|(0xff00))
-#define ENABLE_STENCIL_TEST_MASK (1<<17)
-#define STENCIL_TEST_MASK(x) ((x)<<8)
-#define MODE4_ENABLE_STENCIL_WRITE_MASK ((1<<16)|(0x00ff))
-#define ENABLE_STENCIL_WRITE_MASK (1<<16)
-#define STENCIL_WRITE_MASK(x) ((x)&0xff)
-
-/* _3DSTATE_MODES_5, p196 */
-#define _3DSTATE_MODES_5_CMD (CMD_3D|(0x0c<<24))
-#define ENABLE_SPRITE_POINT_TEX (1<<23)
-#define SPRITE_POINT_TEX_ON (1<<22)
-#define SPRITE_POINT_TEX_OFF 0
-#define FLUSH_RENDER_CACHE (1<<18)
-#define FLUSH_TEXTURE_CACHE (1<<16)
-#define FIXED_LINE_WIDTH_MASK 0xfc00
-#define ENABLE_FIXED_LINE_WIDTH (1<<15)
-#define FIXED_LINE_WIDTH(x) ((x)<<10)
-#define FIXED_POINT_WIDTH_MASK 0x3ff
-#define ENABLE_FIXED_POINT_WIDTH (1<<9)
-#define FIXED_POINT_WIDTH(x) (x)
-
-/* _3DSTATE_RASTERIZATION_RULES, p198 */
-#define _3DSTATE_RASTER_RULES_CMD (CMD_3D|(0x07<<24))
-#define ENABLE_POINT_RASTER_RULE (1<<15)
-#define OGL_POINT_RASTER_RULE (1<<13)
-#define ENABLE_LINE_STRIP_PROVOKE_VRTX (1<<8)
-#define ENABLE_TRI_FAN_PROVOKE_VRTX (1<<5)
-#define ENABLE_TRI_STRIP_PROVOKE_VRTX (1<<2)
-#define LINE_STRIP_PROVOKE_VRTX(x) ((x)<<6)
-#define TRI_FAN_PROVOKE_VRTX(x) ((x)<<3)
-#define TRI_STRIP_PROVOKE_VRTX(x) (x)
-
-/* _3DSTATE_SCISSOR_ENABLE, p200 */
-#define _3DSTATE_SCISSOR_ENABLE_CMD (CMD_3D|(0x1c<<24)|(0x10<<19))
-#define ENABLE_SCISSOR_RECT ((1<<1) | 1)
-#define DISABLE_SCISSOR_RECT (1<<1)
-
-/* _3DSTATE_SCISSOR_RECTANGLE_0, p201 */
-#define _3DSTATE_SCISSOR_RECT_0_CMD (CMD_3D|(0x1d<<24)|(0x81<<16)|1)
-/* Dword 1 */
-#define SCISSOR_RECT_0_YMIN(x) ((x)<<16)
-#define SCISSOR_RECT_0_XMIN(x) (x)
-/* Dword 2 */
-#define SCISSOR_RECT_0_YMAX(x) ((x)<<16)
-#define SCISSOR_RECT_0_XMAX(x) (x)
-
-/* _3DSTATE_STENCIL_TEST, p202 */
-#define _3DSTATE_STENCIL_TEST_CMD (CMD_3D|(0x09<<24))
-#define ENABLE_STENCIL_PARMS (1<<23)
-#define STENCIL_OPS_MASK (0xffc000)
-#define STENCIL_FAIL_OP(x) ((x)<<20)
-#define STENCIL_PASS_DEPTH_FAIL_OP(x) ((x)<<17)
-#define STENCIL_PASS_DEPTH_PASS_OP(x) ((x)<<14)
-
-#define ENABLE_STENCIL_TEST_FUNC_MASK ((1<<13)|(1<<12)|(1<<11)|(1<<10)|(1<<9))
-#define ENABLE_STENCIL_TEST_FUNC (1<<13)
-/* Uses COMPAREFUNC */
-#define STENCIL_TEST_FUNC(x) ((x)<<9)
-#define STENCIL_REF_VALUE_MASK ((1<<8)|0xff)
-#define ENABLE_STENCIL_REF_VALUE (1<<8)
-#define STENCIL_REF_VALUE(x) (x)
-
-/* _3DSTATE_VERTEX_FORMAT, p204 */
-#define _3DSTATE_VFT0_CMD (CMD_3D|(0x05<<24))
-#define VFT0_POINT_WIDTH (1<<12)
-#define VFT0_TEX_COUNT_MASK (7<<8)
-#define VFT0_TEX_COUNT_SHIFT 8
-#define VFT0_TEX_COUNT(x) ((x)<<8)
-#define VFT0_SPEC (1<<7)
-#define VFT0_DIFFUSE (1<<6)
-#define VFT0_DEPTH_OFFSET (1<<5)
-#define VFT0_XYZ (1<<1)
-#define VFT0_XYZW (2<<1)
-#define VFT0_XY (3<<1)
-#define VFT0_XYW (4<<1)
-#define VFT0_XYZW_MASK (7<<1)
-
-/* _3DSTATE_VERTEX_FORMAT_2, p206 */
-#define _3DSTATE_VFT1_CMD (CMD_3D|(0x0a<<24))
-#define VFT1_TEX7_FMT(x) ((x)<<14)
-#define VFT1_TEX6_FMT(x) ((x)<<12)
-#define VFT1_TEX5_FMT(x) ((x)<<10)
-#define VFT1_TEX4_FMT(x) ((x)<<8)
-#define VFT1_TEX3_FMT(x) ((x)<<6)
-#define VFT1_TEX2_FMT(x) ((x)<<4)
-#define VFT1_TEX1_FMT(x) ((x)<<2)
-#define VFT1_TEX0_FMT(x) (x)
-#define VFT1_TEX0_MASK 3
-#define VFT1_TEX1_SHIFT 2
-#define TEXCOORDFMT_2D 0
-#define TEXCOORDFMT_3D 1
-#define TEXCOORDFMT_4D 2
-#define TEXCOORDFMT_1D 3
-
-/*New stuff picked up along the way */
-
-#define MLC_LOD_BIAS_MASK ((1<<7)-1)
-
-
-/* _3DSTATE_VERTEX_TRANSFORM, p207 */
-#define _3DSTATE_VERTEX_TRANS_CMD (CMD_3D|(0x1d<<24)|(0x8b<<16)|0)
-#define _3DSTATE_VERTEX_TRANS_MTX_CMD (CMD_3D|(0x1d<<24)|(0x8b<<16)|6)
-/* Dword 1 */
-#define ENABLE_VIEWPORT_TRANSFORM ((1<<31)|(1<<30))
-#define DISABLE_VIEWPORT_TRANSFORM (1<<31)
-#define ENABLE_PERSP_DIVIDE ((1<<29)|(1<<28))
-#define DISABLE_PERSP_DIVIDE (1<<29)
-#define VRTX_TRANS_LOAD_MATRICES 0x7421
-#define VRTX_TRANS_NO_LOAD_MATRICES 0x0000
-/* Dword 2 -> 7 are matrix elements */
-
-/* _3DSTATE_W_STATE, p209 */
-#define _3DSTATE_W_STATE_CMD (CMD_3D|(0x1d<<24)|(0x8d<<16)|1)
-/* Dword 1 */
-#define MAGIC_W_STATE_DWORD1 0x00000008
-/* Dword 2 */
-#define WFAR_VALUE(x) (x)
-
-
-/* Stipple command, carried over from the i810, apparently:
- */
-#define _3DSTATE_STIPPLE ((0x3<<29)|(0x1d<<24)|(0x83<<16))
-#define ST1_ENABLE (1<<16)
-#define ST1_MASK (0xffff)
-
-
-
-#define _3DSTATE_LOAD_STATE_IMMEDIATE_2 ((0x3<<29)|(0x1d<<24)|(0x03<<16))
-#define LOAD_TEXTURE_MAP0 (1<<11)
-#define LOAD_GLOBAL_COLOR_FACTOR (1<<6)
-
-#define TM0S0_ADDRESS_MASK 0xfffffffc
-#define TM0S0_USE_FENCE (1<<1)
-
-#define TM0S1_HEIGHT_SHIFT 21
-#define TM0S1_WIDTH_SHIFT 10
-#define TM0S1_PALETTE_SELECT (1<<9)
-#define TM0S1_MAPSURF_FORMAT_MASK (0x7 << 6)
-#define TM0S1_MAPSURF_FORMAT_SHIFT 6
-#define MAPSURF_8BIT_INDEXED (0<<6)
-#define MAPSURF_8BIT (1<<6)
-#define MAPSURF_16BIT (2<<6)
-#define MAPSURF_32BIT (3<<6)
-#define MAPSURF_411 (4<<6)
-#define MAPSURF_422 (5<<6)
-#define MAPSURF_COMPRESSED (6<<6)
-#define MAPSURF_4BIT_INDEXED (7<<6)
-#define TM0S1_MT_FORMAT_MASK (0x7 << 3)
-#define TM0S1_MT_FORMAT_SHIFT 3
-#define MT_4BIT_IDX_ARGB8888 (7<<3) /* SURFACE_4BIT_INDEXED */
-#define MT_8BIT_IDX_RGB565 (0<<3) /* SURFACE_8BIT_INDEXED */
-#define MT_8BIT_IDX_ARGB1555 (1<<3)
-#define MT_8BIT_IDX_ARGB4444 (2<<3)
-#define MT_8BIT_IDX_AY88 (3<<3)
-#define MT_8BIT_IDX_ABGR8888 (4<<3)
-#define MT_8BIT_IDX_BUMP_88DVDU (5<<3)
-#define MT_8BIT_IDX_BUMP_655LDVDU (6<<3)
-#define MT_8BIT_IDX_ARGB8888 (7<<3)
-#define MT_8BIT_I8 (0<<3) /* SURFACE_8BIT */
-#define MT_8BIT_L8 (1<<3)
-#define MT_16BIT_RGB565 (0<<3) /* SURFACE_16BIT */
-#define MT_16BIT_ARGB1555 (1<<3)
-#define MT_16BIT_ARGB4444 (2<<3)
-#define MT_16BIT_AY88 (3<<3)
-#define MT_16BIT_DIB_ARGB1555_8888 (4<<3)
-#define MT_16BIT_BUMP_88DVDU (5<<3)
-#define MT_16BIT_BUMP_655LDVDU (6<<3)
-#define MT_16BIT_DIB_RGB565_8888 (7<<3)
-#define MT_32BIT_ARGB8888 (0<<3) /* SURFACE_32BIT */
-#define MT_32BIT_ABGR8888 (1<<3)
-#define MT_32BIT_BUMP_XLDVDU_8888 (6<<3)
-#define MT_32BIT_DIB_8888 (7<<3)
-#define MT_411_YUV411 (0<<3) /* SURFACE_411 */
-#define MT_422_YCRCB_SWAPY (0<<3) /* SURFACE_422 */
-#define MT_422_YCRCB_NORMAL (1<<3)
-#define MT_422_YCRCB_SWAPUV (2<<3)
-#define MT_422_YCRCB_SWAPUVY (3<<3)
-#define MT_COMPRESS_DXT1 (0<<3) /* SURFACE_COMPRESSED */
-#define MT_COMPRESS_DXT2_3 (1<<3)
-#define MT_COMPRESS_DXT4_5 (2<<3)
-#define MT_COMPRESS_FXT1 (3<<3)
-#define TM0S1_COLORSPACE_CONVERSION (1 << 2)
-#define TM0S1_TILED_SURFACE (1 << 1)
-#define TM0S1_TILE_WALK (1 << 0)
-
-#define TM0S2_PITCH_SHIFT 21
-#define TM0S2_CUBE_FACE_ENA_SHIFT 15
-#define TM0S2_CUBE_FACE_ENA_MASK (1<<15)
-#define TM0S2_MAP_FORMAT (1<<14)
-#define TM0S2_VERTICAL_LINE_STRIDE (1<<13)
-#define TM0S2_VERITCAL_LINE_STRIDE_OFF (1<<12)
-#define TM0S2_OUTPUT_CHAN_SHIFT 10
-#define TM0S2_OUTPUT_CHAN_MASK (3<<10)
-
-#define TM0S3_MIP_FILTER_MASK (0x3<<30)
-#define TM0S3_MIP_FILTER_SHIFT 30
-#define MIPFILTER_NONE 0
-#define MIPFILTER_NEAREST 1
-#define MIPFILTER_LINEAR 3
-#define TM0S3_MAG_FILTER_MASK (0x3<<28)
-#define TM0S3_MAG_FILTER_SHIFT 28
-#define TM0S3_MIN_FILTER_MASK (0x3<<26)
-#define TM0S3_MIN_FILTER_SHIFT 26
-#define FILTER_NEAREST 0
-#define FILTER_LINEAR 1
-#define FILTER_ANISOTROPIC 2
-
-#define TM0S3_LOD_BIAS_SHIFT 17
-#define TM0S3_LOD_BIAS_MASK (0x1ff<<17)
-#define TM0S3_MAX_MIP_SHIFT 9
-#define TM0S3_MAX_MIP_MASK (0xff<<9)
-#define TM0S3_MIN_MIP_SHIFT 3
-#define TM0S3_MIN_MIP_MASK (0x3f<<3)
-#define TM0S3_KILL_PIXEL (1<<2)
-#define TM0S3_KEYED_FILTER (1<<1)
-#define TM0S3_CHROMA_KEY (1<<0)
-
-
-/* _3DSTATE_MAP_TEXEL_STREAM, p188 */
-#define _3DSTATE_MAP_TEX_STREAM_CMD (CMD_3D|(0x1c<<24)|(0x05<<19))
-#define DISABLE_TEX_STREAM_BUMP (1<<12)
-#define ENABLE_TEX_STREAM_BUMP ((1<<12)|(1<<11))
-#define TEX_MODIFY_UNIT_0 0
-#define TEX_MODIFY_UNIT_1 (1<<8)
-#define ENABLE_TEX_STREAM_COORD_SET (1<<7)
-#define TEX_STREAM_COORD_SET(x) ((x)<<4)
-#define ENABLE_TEX_STREAM_MAP_IDX (1<<3)
-#define TEX_STREAM_MAP_IDX(x) (x)
-
-
-#define MI_FLUSH ((0<<29)|(4<<23))
-#define FLUSH_MAP_CACHE (1<<0)
-
-#endif
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-
-#include "glheader.h"
-#include "context.h"
-#include "macros.h"
-#include "enums.h"
-#include "dd.h"
-
-#include "texmem.h"
-
-#include "drivers/common/driverfuncs.h"
-
-#include "intel_screen.h"
-#include "intel_batchbuffer.h"
-
-#include "i830_context.h"
-#include "i830_reg.h"
-
-static void
-i830StencilFuncSeparate(GLcontext *ctx, GLenum face, GLenum func, GLint ref,
- GLuint mask)
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
- int test = intel_translate_compare_func(func);
-
- mask = mask & 0xff;
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s : func: %s, ref : 0x%x, mask: 0x%x\n", __FUNCTION__,
- _mesa_lookup_enum_by_nr(func), ref, mask);
-
-
- I830_STATECHANGE(i830, I830_UPLOAD_CTX);
- i830->state.Ctx[I830_CTXREG_STATE4] &= ~MODE4_ENABLE_STENCIL_TEST_MASK;
- i830->state.Ctx[I830_CTXREG_STATE4] |= (ENABLE_STENCIL_TEST_MASK |
- STENCIL_TEST_MASK(mask));
- i830->state.Ctx[I830_CTXREG_STENCILTST] &= ~(STENCIL_REF_VALUE_MASK |
- ENABLE_STENCIL_TEST_FUNC_MASK);
- i830->state.Ctx[I830_CTXREG_STENCILTST] |= (ENABLE_STENCIL_REF_VALUE |
- ENABLE_STENCIL_TEST_FUNC |
- STENCIL_REF_VALUE(ref) |
- STENCIL_TEST_FUNC(test));
-}
-
-static void
-i830StencilMaskSeparate(GLcontext *ctx, GLenum face, GLuint mask)
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s : mask 0x%x\n", __FUNCTION__, mask);
-
- mask = mask & 0xff;
-
- I830_STATECHANGE(i830, I830_UPLOAD_CTX);
- i830->state.Ctx[I830_CTXREG_STATE4] &= ~MODE4_ENABLE_STENCIL_WRITE_MASK;
- i830->state.Ctx[I830_CTXREG_STATE4] |= (ENABLE_STENCIL_WRITE_MASK |
- STENCIL_WRITE_MASK(mask));
-}
-
-static void
-i830StencilOpSeparate(GLcontext *ctx, GLenum face, GLenum fail, GLenum zfail,
- GLenum zpass)
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
- int fop, dfop, dpop;
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s: fail : %s, zfail: %s, zpass : %s\n", __FUNCTION__,
- _mesa_lookup_enum_by_nr(fail),
- _mesa_lookup_enum_by_nr(zfail),
- _mesa_lookup_enum_by_nr(zpass));
-
- fop = 0; dfop = 0; dpop = 0;
-
- switch(fail) {
- case GL_KEEP:
- fop = STENCILOP_KEEP;
- break;
- case GL_ZERO:
- fop = STENCILOP_ZERO;
- break;
- case GL_REPLACE:
- fop = STENCILOP_REPLACE;
- break;
- case GL_INCR:
- fop = STENCILOP_INCRSAT;
- break;
- case GL_DECR:
- fop = STENCILOP_DECRSAT;
- break;
- case GL_INCR_WRAP:
- fop = STENCILOP_INCR;
- break;
- case GL_DECR_WRAP:
- fop = STENCILOP_DECR;
- break;
- case GL_INVERT:
- fop = STENCILOP_INVERT;
- break;
- default:
- break;
- }
- switch(zfail) {
- case GL_KEEP:
- dfop = STENCILOP_KEEP;
- break;
- case GL_ZERO:
- dfop = STENCILOP_ZERO;
- break;
- case GL_REPLACE:
- dfop = STENCILOP_REPLACE;
- break;
- case GL_INCR:
- dfop = STENCILOP_INCRSAT;
- break;
- case GL_DECR:
- dfop = STENCILOP_DECRSAT;
- break;
- case GL_INCR_WRAP:
- dfop = STENCILOP_INCR;
- break;
- case GL_DECR_WRAP:
- dfop = STENCILOP_DECR;
- break;
- case GL_INVERT:
- dfop = STENCILOP_INVERT;
- break;
- default:
- break;
- }
- switch(zpass) {
- case GL_KEEP:
- dpop = STENCILOP_KEEP;
- break;
- case GL_ZERO:
- dpop = STENCILOP_ZERO;
- break;
- case GL_REPLACE:
- dpop = STENCILOP_REPLACE;
- break;
- case GL_INCR:
- dpop = STENCILOP_INCRSAT;
- break;
- case GL_DECR:
- dpop = STENCILOP_DECRSAT;
- break;
- case GL_INCR_WRAP:
- dpop = STENCILOP_INCR;
- break;
- case GL_DECR_WRAP:
- dpop = STENCILOP_DECR;
- break;
- case GL_INVERT:
- dpop = STENCILOP_INVERT;
- break;
- default:
- break;
- }
-
-
- I830_STATECHANGE(i830, I830_UPLOAD_CTX);
- i830->state.Ctx[I830_CTXREG_STENCILTST] &= ~(STENCIL_OPS_MASK);
- i830->state.Ctx[I830_CTXREG_STENCILTST] |= (ENABLE_STENCIL_PARMS |
- STENCIL_FAIL_OP(fop) |
- STENCIL_PASS_DEPTH_FAIL_OP(dfop) |
- STENCIL_PASS_DEPTH_PASS_OP(dpop));
-}
-
-static void i830AlphaFunc(GLcontext *ctx, GLenum func, GLfloat ref)
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
- int test = intel_translate_compare_func(func);
- GLubyte refByte;
- GLuint refInt;
-
- UNCLAMPED_FLOAT_TO_UBYTE(refByte, ref);
- refInt = (GLuint)refByte;
-
- I830_STATECHANGE(i830, I830_UPLOAD_CTX);
- i830->state.Ctx[I830_CTXREG_STATE2] &= ~ALPHA_TEST_REF_MASK;
- i830->state.Ctx[I830_CTXREG_STATE2] |= (ENABLE_ALPHA_TEST_FUNC |
- ENABLE_ALPHA_REF_VALUE |
- ALPHA_TEST_FUNC(test) |
- ALPHA_REF_VALUE(refInt));
-}
-
-/**
- * Makes sure that the proper enables are set for LogicOp, Independant Alpha
- * Blend, and Blending. It needs to be called from numerous places where we
- * could change the LogicOp or Independant Alpha Blend without subsequent
- * calls to glEnable.
- *
- * \todo
- * This function is substantially different from the old i830-specific driver.
- * I'm not sure which is correct.
- */
-static void i830EvalLogicOpBlendState(GLcontext *ctx)
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
-
- I830_STATECHANGE(i830, I830_UPLOAD_CTX);
-
- if (RGBA_LOGICOP_ENABLED(ctx)) {
- i830->state.Ctx[I830_CTXREG_ENABLES_1] &= ~(ENABLE_COLOR_BLEND |
- ENABLE_LOGIC_OP_MASK);
- i830->state.Ctx[I830_CTXREG_ENABLES_1] |= (DISABLE_COLOR_BLEND |
- ENABLE_LOGIC_OP);
- } else if (ctx->Color.BlendEnabled) {
- i830->state.Ctx[I830_CTXREG_ENABLES_1] &= ~(ENABLE_COLOR_BLEND |
- ENABLE_LOGIC_OP_MASK);
- i830->state.Ctx[I830_CTXREG_ENABLES_1] |= (ENABLE_COLOR_BLEND |
- DISABLE_LOGIC_OP);
- } else {
- i830->state.Ctx[I830_CTXREG_ENABLES_1] &= ~(ENABLE_COLOR_BLEND |
- ENABLE_LOGIC_OP_MASK);
- i830->state.Ctx[I830_CTXREG_ENABLES_1] |= (DISABLE_COLOR_BLEND |
- DISABLE_LOGIC_OP);
- }
-}
-
-static void i830BlendColor(GLcontext *ctx, const GLfloat color[4])
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
- GLubyte r, g, b, a;
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- UNCLAMPED_FLOAT_TO_UBYTE(r, color[RCOMP]);
- UNCLAMPED_FLOAT_TO_UBYTE(g, color[GCOMP]);
- UNCLAMPED_FLOAT_TO_UBYTE(b, color[BCOMP]);
- UNCLAMPED_FLOAT_TO_UBYTE(a, color[ACOMP]);
-
- I830_STATECHANGE(i830, I830_UPLOAD_CTX);
- i830->state.Ctx[I830_CTXREG_BLENDCOLOR1] = (a<<24) | (r<<16) | (g<<8) | b;
-}
-
-/**
- * Sets both the blend equation (called "function" in i830 docs) and the
- * blend function (called "factor" in i830 docs). This is done in a single
- * function because some blend equations (i.e., \c GL_MIN and \c GL_MAX)
- * change the interpretation of the blend function.
- */
-static void i830_set_blend_state( GLcontext * ctx )
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
- int funcA;
- int funcRGB;
- int eqnA;
- int eqnRGB;
- int iab;
- int s1;
-
-
- funcRGB = SRC_BLND_FACT( intel_translate_blend_factor( ctx->Color.BlendSrcRGB ) )
- | DST_BLND_FACT( intel_translate_blend_factor( ctx->Color.BlendDstRGB ) );
-
- switch(ctx->Color.BlendEquationRGB) {
- case GL_FUNC_ADD:
- eqnRGB = BLENDFUNC_ADD;
- break;
- case GL_MIN:
- eqnRGB = BLENDFUNC_MIN;
- funcRGB = SRC_BLND_FACT(BLENDFACT_ONE) | DST_BLND_FACT(BLENDFACT_ONE);
- break;
- case GL_MAX:
- eqnRGB = BLENDFUNC_MAX;
- funcRGB = SRC_BLND_FACT(BLENDFACT_ONE) | DST_BLND_FACT(BLENDFACT_ONE);
- break;
- case GL_FUNC_SUBTRACT:
- eqnRGB = BLENDFUNC_SUB;
- break;
- case GL_FUNC_REVERSE_SUBTRACT:
- eqnRGB = BLENDFUNC_RVRSE_SUB;
- break;
- default:
- fprintf( stderr, "[%s:%u] Invalid RGB blend equation (0x%04x).\n",
- __FUNCTION__, __LINE__, ctx->Color.BlendEquationRGB );
- return;
- }
-
-
- funcA = SRC_ABLEND_FACT( intel_translate_blend_factor( ctx->Color.BlendSrcA ) )
- | DST_ABLEND_FACT( intel_translate_blend_factor( ctx->Color.BlendDstA ) );
-
- switch(ctx->Color.BlendEquationA) {
- case GL_FUNC_ADD:
- eqnA = BLENDFUNC_ADD;
- break;
- case GL_MIN:
- eqnA = BLENDFUNC_MIN;
- funcA = SRC_BLND_FACT(BLENDFACT_ONE) | DST_BLND_FACT(BLENDFACT_ONE);
- break;
- case GL_MAX:
- eqnA = BLENDFUNC_MAX;
- funcA = SRC_BLND_FACT(BLENDFACT_ONE) | DST_BLND_FACT(BLENDFACT_ONE);
- break;
- case GL_FUNC_SUBTRACT:
- eqnA = BLENDFUNC_SUB;
- break;
- case GL_FUNC_REVERSE_SUBTRACT:
- eqnA = BLENDFUNC_RVRSE_SUB;
- break;
- default:
- fprintf( stderr, "[%s:%u] Invalid alpha blend equation (0x%04x).\n",
- __FUNCTION__, __LINE__, ctx->Color.BlendEquationA );
- return;
- }
-
- iab = eqnA | funcA
- | _3DSTATE_INDPT_ALPHA_BLEND_CMD
- | ENABLE_SRC_ABLEND_FACTOR | ENABLE_DST_ABLEND_FACTOR
- | ENABLE_ALPHA_BLENDFUNC;
- s1 = eqnRGB | funcRGB
- | _3DSTATE_MODES_1_CMD
- | ENABLE_SRC_BLND_FACTOR | ENABLE_DST_BLND_FACTOR
- | ENABLE_COLR_BLND_FUNC;
-
- if ( (eqnA | funcA) != (eqnRGB | funcRGB) )
- iab |= ENABLE_INDPT_ALPHA_BLEND;
- else
- iab |= DISABLE_INDPT_ALPHA_BLEND;
-
- if (iab != i830->state.Ctx[I830_CTXREG_IALPHAB] ||
- s1 != i830->state.Ctx[I830_CTXREG_STATE1]) {
- I830_STATECHANGE(i830, I830_UPLOAD_CTX);
- i830->state.Ctx[I830_CTXREG_IALPHAB] = iab;
- i830->state.Ctx[I830_CTXREG_STATE1] = s1;
- }
-
- /* This will catch a logicop blend equation. It will also ensure
- * independant alpha blend is really in the correct state (either enabled
- * or disabled) if blending is already enabled.
- */
-
- i830EvalLogicOpBlendState(ctx);
-
- if (0) {
- fprintf(stderr, "[%s:%u] STATE1: 0x%08x IALPHAB: 0x%08x blend is %sabled\n",
- __FUNCTION__, __LINE__,
- i830->state.Ctx[I830_CTXREG_STATE1],
- i830->state.Ctx[I830_CTXREG_IALPHAB],
- (ctx->Color.BlendEnabled) ? "en" : "dis");
- }
-}
-
-
-static void i830BlendEquationSeparate(GLcontext *ctx, GLenum modeRGB,
- GLenum modeA)
-{
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s -> %s, %s\n", __FUNCTION__,
- _mesa_lookup_enum_by_nr(modeRGB),
- _mesa_lookup_enum_by_nr(modeA));
-
- (void) modeRGB;
- (void) modeA;
- i830_set_blend_state( ctx );
-}
-
-
-static void i830BlendFuncSeparate(GLcontext *ctx, GLenum sfactorRGB,
- GLenum dfactorRGB, GLenum sfactorA,
- GLenum dfactorA )
-{
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s -> RGB(%s, %s) A(%s, %s)\n", __FUNCTION__,
- _mesa_lookup_enum_by_nr(sfactorRGB),
- _mesa_lookup_enum_by_nr(dfactorRGB),
- _mesa_lookup_enum_by_nr(sfactorA),
- _mesa_lookup_enum_by_nr(dfactorA));
-
- (void) sfactorRGB;
- (void) dfactorRGB;
- (void) sfactorA;
- (void) dfactorA;
- i830_set_blend_state( ctx );
-}
-
-
-
-static void i830DepthFunc(GLcontext *ctx, GLenum func)
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
- int test = intel_translate_compare_func(func);
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- I830_STATECHANGE(i830, I830_UPLOAD_CTX);
- i830->state.Ctx[I830_CTXREG_STATE3] &= ~DEPTH_TEST_FUNC_MASK;
- i830->state.Ctx[I830_CTXREG_STATE3] |= (ENABLE_DEPTH_TEST_FUNC |
- DEPTH_TEST_FUNC(test));
-}
-
-static void i830DepthMask(GLcontext *ctx, GLboolean flag)
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s flag (%d)\n", __FUNCTION__, flag);
-
- I830_STATECHANGE(i830, I830_UPLOAD_CTX);
-
- i830->state.Ctx[I830_CTXREG_ENABLES_2] &= ~ENABLE_DIS_DEPTH_WRITE_MASK;
-
- if (flag && ctx->Depth.Test)
- i830->state.Ctx[I830_CTXREG_ENABLES_2] |= ENABLE_DEPTH_WRITE;
- else
- i830->state.Ctx[I830_CTXREG_ENABLES_2] |= DISABLE_DEPTH_WRITE;
-}
-
-/* =============================================================
- * Polygon stipple
- *
- * The i830 supports a 4x4 stipple natively, GL wants 32x32.
- * Fortunately stipple is usually a repeating pattern.
- */
-static void i830PolygonStipple( GLcontext *ctx, const GLubyte *mask )
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
- const GLubyte *m = mask;
- GLubyte p[4];
- int i,j,k;
- int active = (ctx->Polygon.StippleFlag &&
- i830->intel.reduced_primitive == GL_TRIANGLES);
- GLuint newMask;
-
- if (active) {
- I830_STATECHANGE(i830, I830_UPLOAD_STIPPLE);
- i830->state.Stipple[I830_STPREG_ST1] &= ~ST1_ENABLE;
- }
-
- p[0] = mask[12] & 0xf; p[0] |= p[0] << 4;
- p[1] = mask[8] & 0xf; p[1] |= p[1] << 4;
- p[2] = mask[4] & 0xf; p[2] |= p[2] << 4;
- p[3] = mask[0] & 0xf; p[3] |= p[3] << 4;
-
- for (k = 0 ; k < 8 ; k++)
- for (j = 3 ; j >= 0; j--)
- for (i = 0 ; i < 4 ; i++, m++)
- if (*m != p[j]) {
- i830->intel.hw_stipple = 0;
- return;
- }
-
- newMask = (((p[0] & 0xf) << 0) |
- ((p[1] & 0xf) << 4) |
- ((p[2] & 0xf) << 8) |
- ((p[3] & 0xf) << 12));
-
-
- if (newMask == 0xffff || newMask == 0x0) {
- /* this is needed to make conform pass */
- i830->intel.hw_stipple = 0;
- return;
- }
-
- i830->state.Stipple[I830_STPREG_ST1] &= ~0xffff;
- i830->state.Stipple[I830_STPREG_ST1] |= newMask;
- i830->intel.hw_stipple = 1;
-
- if (active)
- i830->state.Stipple[I830_STPREG_ST1] |= ST1_ENABLE;
-}
-
-
-/* =============================================================
- * Hardware clipping
- */
-static void i830Scissor(GLcontext *ctx, GLint x, GLint y,
- GLsizei w, GLsizei h)
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
- intelScreenPrivate *screen = i830->intel.intelScreen;
- int x1, y1, x2, y2;
-
- if (!i830->intel.driDrawable)
- return;
-
- x1 = x;
- y1 = i830->intel.driDrawable->h - (y + h);
- x2 = x + w - 1;
- y2 = y1 + h - 1;
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "[%s] x(%d) y(%d) w(%d) h(%d)\n", __FUNCTION__,
- x, y, w, h);
-
- if (x1 < 0) x1 = 0;
- if (y1 < 0) y1 = 0;
- if (x2 < 0) x2 = 0;
- if (y2 < 0) y2 = 0;
-
- if (x2 >= screen->width) x2 = screen->width-1;
- if (y2 >= screen->height) y2 = screen->height-1;
- if (x1 >= screen->width) x1 = screen->width-1;
- if (y1 >= screen->height) y1 = screen->height-1;
-
-
- I830_STATECHANGE(i830, I830_UPLOAD_BUFFERS);
- i830->state.Buffer[I830_DESTREG_SR1] = (y1 << 16) | (x1 & 0xffff);
- i830->state.Buffer[I830_DESTREG_SR2] = (y2 << 16) | (x2 & 0xffff);
-}
-
-static void i830LogicOp(GLcontext *ctx, GLenum opcode)
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
- int tmp = intel_translate_logic_op( opcode );
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- I830_STATECHANGE(i830, I830_UPLOAD_CTX);
- i830->state.Ctx[I830_CTXREG_STATE4] &= ~LOGICOP_MASK;
- i830->state.Ctx[I830_CTXREG_STATE4] |= LOGIC_OP_FUNC(tmp);
-}
-
-
-
-static void i830CullFaceFrontFace(GLcontext *ctx, GLenum unused)
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
- GLuint mode;
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- if (!ctx->Polygon.CullFlag) {
- mode = CULLMODE_NONE;
- }
- else if (ctx->Polygon.CullFaceMode != GL_FRONT_AND_BACK) {
- mode = CULLMODE_CW;
-
- if (ctx->Polygon.CullFaceMode == GL_FRONT)
- mode ^= (CULLMODE_CW ^ CULLMODE_CCW);
- if (ctx->Polygon.FrontFace != GL_CCW)
- mode ^= (CULLMODE_CW ^ CULLMODE_CCW);
- }
- else {
- mode = CULLMODE_BOTH;
- }
-
- I830_STATECHANGE(i830, I830_UPLOAD_CTX);
- i830->state.Ctx[I830_CTXREG_STATE3] &= ~CULLMODE_MASK;
- i830->state.Ctx[I830_CTXREG_STATE3] |= ENABLE_CULL_MODE | mode;
-}
-
-static void i830LineWidth( GLcontext *ctx, GLfloat widthf )
-{
- i830ContextPtr i830 = I830_CONTEXT( ctx );
- int width;
- int state5;
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- width = (int)(widthf * 2);
- CLAMP_SELF(width, 1, 15);
-
- state5 = i830->state.Ctx[I830_CTXREG_STATE5] & ~FIXED_LINE_WIDTH_MASK;
- state5 |= (ENABLE_FIXED_LINE_WIDTH | FIXED_LINE_WIDTH(width));
-
- if (state5 != i830->state.Ctx[I830_CTXREG_STATE5]) {
- I830_STATECHANGE(i830, I830_UPLOAD_CTX);
- i830->state.Ctx[I830_CTXREG_STATE5] = state5;
- }
-}
-
-static void i830PointSize(GLcontext *ctx, GLfloat size)
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
- GLint point_size = (int)size;
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- CLAMP_SELF(point_size, 1, 256);
- I830_STATECHANGE(i830, I830_UPLOAD_CTX);
- i830->state.Ctx[I830_CTXREG_STATE5] &= ~FIXED_POINT_WIDTH_MASK;
- i830->state.Ctx[I830_CTXREG_STATE5] |= (ENABLE_FIXED_POINT_WIDTH |
- FIXED_POINT_WIDTH(point_size));
-}
-
-
-/* =============================================================
- * Color masks
- */
-
-static void i830ColorMask(GLcontext *ctx,
- GLboolean r, GLboolean g,
- GLboolean b, GLboolean a)
-{
- i830ContextPtr i830 = I830_CONTEXT( ctx );
- GLuint tmp = 0;
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s r(%d) g(%d) b(%d) a(%d)\n", __FUNCTION__, r, g, b, a);
-
- tmp = ((i830->state.Ctx[I830_CTXREG_ENABLES_2] & ~WRITEMASK_MASK) |
- ENABLE_COLOR_MASK |
- ENABLE_COLOR_WRITE |
- ((!r) << WRITEMASK_RED_SHIFT) |
- ((!g) << WRITEMASK_GREEN_SHIFT) |
- ((!b) << WRITEMASK_BLUE_SHIFT) |
- ((!a) << WRITEMASK_ALPHA_SHIFT));
-
- if (tmp != i830->state.Ctx[I830_CTXREG_ENABLES_2]) {
- I830_STATECHANGE(i830, I830_UPLOAD_CTX);
- i830->state.Ctx[I830_CTXREG_ENABLES_2] = tmp;
- }
-}
-
-static void update_specular( GLcontext *ctx )
-{
- i830ContextPtr i830 = I830_CONTEXT( ctx );
-
- I830_STATECHANGE(i830, I830_UPLOAD_CTX);
- i830->state.Ctx[I830_CTXREG_ENABLES_1] &= ~ENABLE_SPEC_ADD_MASK;
-
- if (NEED_SECONDARY_COLOR(ctx))
- i830->state.Ctx[I830_CTXREG_ENABLES_1] |= ENABLE_SPEC_ADD;
- else
- i830->state.Ctx[I830_CTXREG_ENABLES_1] |= DISABLE_SPEC_ADD;
-}
-
-static void i830LightModelfv(GLcontext *ctx, GLenum pname,
- const GLfloat *param)
-{
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- if (pname == GL_LIGHT_MODEL_COLOR_CONTROL) {
- update_specular( ctx );
- }
-}
-
-/* In Mesa 3.5 we can reliably do native flatshading.
- */
-static void i830ShadeModel(GLcontext *ctx, GLenum mode)
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
- I830_STATECHANGE(i830, I830_UPLOAD_CTX);
-
-
-#define SHADE_MODE_MASK ((1<<10)|(1<<8)|(1<<6)|(1<<4))
-
- i830->state.Ctx[I830_CTXREG_STATE3] &= ~SHADE_MODE_MASK;
-
- if (mode == GL_FLAT) {
- i830->state.Ctx[I830_CTXREG_STATE3] |= (ALPHA_SHADE_MODE(SHADE_MODE_FLAT) |
- FOG_SHADE_MODE(SHADE_MODE_FLAT) |
- SPEC_SHADE_MODE(SHADE_MODE_FLAT) |
- COLOR_SHADE_MODE(SHADE_MODE_FLAT));
- } else {
- i830->state.Ctx[I830_CTXREG_STATE3] |= (ALPHA_SHADE_MODE(SHADE_MODE_LINEAR) |
- FOG_SHADE_MODE(SHADE_MODE_LINEAR) |
- SPEC_SHADE_MODE(SHADE_MODE_LINEAR) |
- COLOR_SHADE_MODE(SHADE_MODE_LINEAR));
- }
-}
-
-/* =============================================================
- * Fog
- */
-static void i830Fogfv(GLcontext *ctx, GLenum pname, const GLfloat *param)
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- if (pname == GL_FOG_COLOR) {
- GLuint color = (((GLubyte)(ctx->Fog.Color[0]*255.0F) << 16) |
- ((GLubyte)(ctx->Fog.Color[1]*255.0F) << 8) |
- ((GLubyte)(ctx->Fog.Color[2]*255.0F) << 0));
-
- I830_STATECHANGE(i830, I830_UPLOAD_CTX);
- i830->state.Ctx[I830_CTXREG_FOGCOLOR] = (_3DSTATE_FOG_COLOR_CMD | color);
- }
-}
-
-/* =============================================================
- */
-
-static void i830Enable(GLcontext *ctx, GLenum cap, GLboolean state)
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
-
- switch(cap) {
- case GL_LIGHTING:
- case GL_COLOR_SUM:
- update_specular( ctx );
- break;
-
- case GL_ALPHA_TEST:
- I830_STATECHANGE(i830, I830_UPLOAD_CTX);
- i830->state.Ctx[I830_CTXREG_ENABLES_1] &= ~ENABLE_DIS_ALPHA_TEST_MASK;
- if (state)
- i830->state.Ctx[I830_CTXREG_ENABLES_1] |= ENABLE_ALPHA_TEST;
- else
- i830->state.Ctx[I830_CTXREG_ENABLES_1] |= DISABLE_ALPHA_TEST;
-
- break;
-
- case GL_BLEND:
- i830EvalLogicOpBlendState(ctx);
- break;
-
- case GL_COLOR_LOGIC_OP:
- i830EvalLogicOpBlendState(ctx);
-
- /* Logicop doesn't seem to work at 16bpp:
- */
- if (i830->intel.intelScreen->cpp == 2)
- FALLBACK( &i830->intel, I830_FALLBACK_LOGICOP, state );
- break;
-
- case GL_DITHER:
- I830_STATECHANGE(i830, I830_UPLOAD_CTX);
- i830->state.Ctx[I830_CTXREG_ENABLES_2] &= ~ENABLE_DITHER;
-
- if (state)
- i830->state.Ctx[I830_CTXREG_ENABLES_2] |= ENABLE_DITHER;
- else
- i830->state.Ctx[I830_CTXREG_ENABLES_2] |= DISABLE_DITHER;
- break;
-
- case GL_DEPTH_TEST:
- I830_STATECHANGE(i830, I830_UPLOAD_CTX);
- i830->state.Ctx[I830_CTXREG_ENABLES_1] &= ~ENABLE_DIS_DEPTH_TEST_MASK;
-
- if (state)
- i830->state.Ctx[I830_CTXREG_ENABLES_1] |= ENABLE_DEPTH_TEST;
- else
- i830->state.Ctx[I830_CTXREG_ENABLES_1] |= DISABLE_DEPTH_TEST;
-
- /* Also turn off depth writes when GL_DEPTH_TEST is disabled:
- */
- i830DepthMask( ctx, ctx->Depth.Mask );
- break;
-
- case GL_SCISSOR_TEST:
- I830_STATECHANGE(i830, I830_UPLOAD_BUFFERS);
-
- if (state)
- i830->state.Buffer[I830_DESTREG_SENABLE] =
- (_3DSTATE_SCISSOR_ENABLE_CMD |
- ENABLE_SCISSOR_RECT);
- else
- i830->state.Buffer[I830_DESTREG_SENABLE] =
- (_3DSTATE_SCISSOR_ENABLE_CMD |
- DISABLE_SCISSOR_RECT);
-
- break;
-
- case GL_LINE_SMOOTH:
- I830_STATECHANGE(i830, I830_UPLOAD_CTX);
-
- i830->state.Ctx[I830_CTXREG_AA] &= ~AA_LINE_ENABLE;
- if (state)
- i830->state.Ctx[I830_CTXREG_AA] |= AA_LINE_ENABLE;
- else
- i830->state.Ctx[I830_CTXREG_AA] |= AA_LINE_DISABLE;
- break;
-
- case GL_FOG:
- I830_STATECHANGE(i830, I830_UPLOAD_CTX);
- i830->state.Ctx[I830_CTXREG_ENABLES_1] &= ~ENABLE_DIS_FOG_MASK;
- if (state)
- i830->state.Ctx[I830_CTXREG_ENABLES_1] |= ENABLE_FOG;
- else
- i830->state.Ctx[I830_CTXREG_ENABLES_1] |= DISABLE_FOG;
- break;
-
- case GL_CULL_FACE:
- i830CullFaceFrontFace(ctx, 0);
- break;
-
- case GL_TEXTURE_2D:
- break;
-
- case GL_STENCIL_TEST:
- if (i830->intel.hw_stencil) {
- I830_STATECHANGE(i830, I830_UPLOAD_CTX);
-
- if (state) {
- i830->state.Ctx[I830_CTXREG_ENABLES_1] |= ENABLE_STENCIL_TEST;
- i830->state.Ctx[I830_CTXREG_ENABLES_2] |= ENABLE_STENCIL_WRITE;
- } else {
- i830->state.Ctx[I830_CTXREG_ENABLES_1] &= ~ENABLE_STENCIL_TEST;
- i830->state.Ctx[I830_CTXREG_ENABLES_2] &= ~ENABLE_STENCIL_WRITE;
- i830->state.Ctx[I830_CTXREG_ENABLES_1] |= DISABLE_STENCIL_TEST;
- i830->state.Ctx[I830_CTXREG_ENABLES_2] |= DISABLE_STENCIL_WRITE;
- }
- } else {
- FALLBACK( &i830->intel, I830_FALLBACK_STENCIL, state );
- }
- break;
-
- case GL_POLYGON_STIPPLE:
- /* The stipple command worked on my 855GM box, but not my 845G.
- * I'll do more testing later to find out exactly which hardware
- * supports it. Disabled for now.
- */
- if (i830->intel.hw_stipple &&
- i830->intel.reduced_primitive == GL_TRIANGLES)
- {
- I830_STATECHANGE(i830, I830_UPLOAD_STIPPLE);
- i830->state.Stipple[I830_STPREG_ST1] &= ~ST1_ENABLE;
- if (state)
- i830->state.Stipple[I830_STPREG_ST1] |= ST1_ENABLE;
- }
- break;
-
- default:
- ;
- }
-}
-
-
-static void i830_init_packets( i830ContextPtr i830 )
-{
- intelScreenPrivate *screen = i830->intel.intelScreen;
-
- /* Zero all state */
- memset(&i830->state, 0, sizeof(i830->state));
-
- /* Set default blend state */
- i830->state.TexBlend[0][0] = (_3DSTATE_MAP_BLEND_OP_CMD(0) |
- TEXPIPE_COLOR |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- DISABLE_TEX_CNTRL_STAGE |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXOP_LAST_STAGE |
- TEXBLENDOP_ARG1);
- i830->state.TexBlend[0][1] = (_3DSTATE_MAP_BLEND_OP_CMD(0) |
- TEXPIPE_ALPHA |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_ARG1);
- i830->state.TexBlend[0][2] = (_3DSTATE_MAP_BLEND_ARG_CMD(0) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_DIFFUSE);
- i830->state.TexBlend[0][3] = (_3DSTATE_MAP_BLEND_ARG_CMD(0) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_DIFFUSE);
-
- i830->state.TexBlendWordsUsed[0] = 4;
-
-
- i830->state.Ctx[I830_CTXREG_VF] = 0;
- i830->state.Ctx[I830_CTXREG_VF2] = 0;
-
- i830->state.Ctx[I830_CTXREG_AA] = (_3DSTATE_AA_CMD |
- AA_LINE_ECAAR_WIDTH_ENABLE |
- AA_LINE_ECAAR_WIDTH_1_0 |
- AA_LINE_REGION_WIDTH_ENABLE |
- AA_LINE_REGION_WIDTH_1_0 |
- AA_LINE_DISABLE);
-
- i830->state.Ctx[I830_CTXREG_ENABLES_1] = (_3DSTATE_ENABLES_1_CMD |
- DISABLE_LOGIC_OP |
- DISABLE_STENCIL_TEST |
- DISABLE_DEPTH_BIAS |
- DISABLE_SPEC_ADD |
- DISABLE_FOG |
- DISABLE_ALPHA_TEST |
- DISABLE_COLOR_BLEND |
- DISABLE_DEPTH_TEST);
-
- if (i830->intel.hw_stencil) {
- i830->state.Ctx[I830_CTXREG_ENABLES_2] = (_3DSTATE_ENABLES_2_CMD |
- ENABLE_STENCIL_WRITE |
- ENABLE_TEX_CACHE |
- ENABLE_DITHER |
- ENABLE_COLOR_MASK |
- /* set no color comps disabled */
- ENABLE_COLOR_WRITE |
- ENABLE_DEPTH_WRITE);
- } else {
- i830->state.Ctx[I830_CTXREG_ENABLES_2] = (_3DSTATE_ENABLES_2_CMD |
- DISABLE_STENCIL_WRITE |
- ENABLE_TEX_CACHE |
- ENABLE_DITHER |
- ENABLE_COLOR_MASK |
- /* set no color comps disabled */
- ENABLE_COLOR_WRITE |
- ENABLE_DEPTH_WRITE);
- }
-
- i830->state.Ctx[I830_CTXREG_STATE1] = (_3DSTATE_MODES_1_CMD |
- ENABLE_COLR_BLND_FUNC |
- BLENDFUNC_ADD |
- ENABLE_SRC_BLND_FACTOR |
- SRC_BLND_FACT(BLENDFACT_ONE) |
- ENABLE_DST_BLND_FACTOR |
- DST_BLND_FACT(BLENDFACT_ZERO) );
-
- i830->state.Ctx[I830_CTXREG_STATE2] = (_3DSTATE_MODES_2_CMD |
- ENABLE_GLOBAL_DEPTH_BIAS |
- GLOBAL_DEPTH_BIAS(0) |
- ENABLE_ALPHA_TEST_FUNC |
- ALPHA_TEST_FUNC(COMPAREFUNC_ALWAYS) |
- ALPHA_REF_VALUE(0) );
-
- i830->state.Ctx[I830_CTXREG_STATE3] = (_3DSTATE_MODES_3_CMD |
- ENABLE_DEPTH_TEST_FUNC |
- DEPTH_TEST_FUNC(COMPAREFUNC_LESS) |
- ENABLE_ALPHA_SHADE_MODE |
- ALPHA_SHADE_MODE(SHADE_MODE_LINEAR) |
- ENABLE_FOG_SHADE_MODE |
- FOG_SHADE_MODE(SHADE_MODE_LINEAR) |
- ENABLE_SPEC_SHADE_MODE |
- SPEC_SHADE_MODE(SHADE_MODE_LINEAR) |
- ENABLE_COLOR_SHADE_MODE |
- COLOR_SHADE_MODE(SHADE_MODE_LINEAR) |
- ENABLE_CULL_MODE |
- CULLMODE_NONE);
-
- i830->state.Ctx[I830_CTXREG_STATE4] = (_3DSTATE_MODES_4_CMD |
- ENABLE_LOGIC_OP_FUNC |
- LOGIC_OP_FUNC(LOGICOP_COPY) |
- ENABLE_STENCIL_TEST_MASK |
- STENCIL_TEST_MASK(0xff) |
- ENABLE_STENCIL_WRITE_MASK |
- STENCIL_WRITE_MASK(0xff));
-
- i830->state.Ctx[I830_CTXREG_STENCILTST] = (_3DSTATE_STENCIL_TEST_CMD |
- ENABLE_STENCIL_PARMS |
- STENCIL_FAIL_OP(STENCILOP_KEEP) |
- STENCIL_PASS_DEPTH_FAIL_OP(STENCILOP_KEEP) |
- STENCIL_PASS_DEPTH_PASS_OP(STENCILOP_KEEP) |
- ENABLE_STENCIL_TEST_FUNC |
- STENCIL_TEST_FUNC(COMPAREFUNC_ALWAYS) |
- ENABLE_STENCIL_REF_VALUE |
- STENCIL_REF_VALUE(0) );
-
- i830->state.Ctx[I830_CTXREG_STATE5] = (_3DSTATE_MODES_5_CMD |
- FLUSH_TEXTURE_CACHE |
- ENABLE_SPRITE_POINT_TEX |
- SPRITE_POINT_TEX_OFF |
- ENABLE_FIXED_LINE_WIDTH |
- FIXED_LINE_WIDTH(0x2) | /* 1.0 */
- ENABLE_FIXED_POINT_WIDTH |
- FIXED_POINT_WIDTH(1) );
-
- i830->state.Ctx[I830_CTXREG_IALPHAB] = (_3DSTATE_INDPT_ALPHA_BLEND_CMD |
- DISABLE_INDPT_ALPHA_BLEND |
- ENABLE_ALPHA_BLENDFUNC |
- ABLENDFUNC_ADD);
-
- i830->state.Ctx[I830_CTXREG_FOGCOLOR] = (_3DSTATE_FOG_COLOR_CMD |
- FOG_COLOR_RED(0) |
- FOG_COLOR_GREEN(0) |
- FOG_COLOR_BLUE(0));
-
- i830->state.Ctx[I830_CTXREG_BLENDCOLOR0] = _3DSTATE_CONST_BLEND_COLOR_CMD;
- i830->state.Ctx[I830_CTXREG_BLENDCOLOR1] = 0;
-
- i830->state.Ctx[I830_CTXREG_MCSB0] = _3DSTATE_MAP_COORD_SETBIND_CMD;
- i830->state.Ctx[I830_CTXREG_MCSB1] = (TEXBIND_SET3(TEXCOORDSRC_VTXSET_3) |
- TEXBIND_SET2(TEXCOORDSRC_VTXSET_2) |
- TEXBIND_SET1(TEXCOORDSRC_VTXSET_1) |
- TEXBIND_SET0(TEXCOORDSRC_VTXSET_0));
-
-
- i830->state.Stipple[I830_STPREG_ST0] = _3DSTATE_STIPPLE;
-
- i830->state.Buffer[I830_DESTREG_CBUFADDR0] = _3DSTATE_BUF_INFO_CMD;
- i830->state.Buffer[I830_DESTREG_CBUFADDR1] =
- (BUF_3D_ID_COLOR_BACK |
- BUF_3D_PITCH(screen->front.pitch) | /* pitch in bytes */
- BUF_3D_USE_FENCE);
-
-
- i830->state.Buffer[I830_DESTREG_DBUFADDR0] = _3DSTATE_BUF_INFO_CMD;
- i830->state.Buffer[I830_DESTREG_DBUFADDR1] =
- (BUF_3D_ID_DEPTH |
- BUF_3D_PITCH(screen->depth.pitch) | /* pitch in bytes */
- BUF_3D_USE_FENCE);
- i830->state.Buffer[I830_DESTREG_DBUFADDR2] = screen->depth.offset;
-
-
- i830->state.Buffer[I830_DESTREG_DV0] = _3DSTATE_DST_BUF_VARS_CMD;
-
- switch (screen->fbFormat) {
- case DV_PF_555:
- case DV_PF_565:
- i830->state.Buffer[I830_DESTREG_DV1] = (DSTORG_HORT_BIAS(0x8) | /* .5 */
- DSTORG_VERT_BIAS(0x8) | /* .5 */
- screen->fbFormat |
- DEPTH_IS_Z |
- DEPTH_FRMT_16_FIXED);
- break;
- case DV_PF_8888:
- i830->state.Buffer[I830_DESTREG_DV1] = (DSTORG_HORT_BIAS(0x8) | /* .5 */
- DSTORG_VERT_BIAS(0x8) | /* .5 */
- screen->fbFormat |
- DEPTH_IS_Z |
- DEPTH_FRMT_24_FIXED_8_OTHER);
- break;
- }
-
- i830->state.Buffer[I830_DESTREG_SENABLE] = (_3DSTATE_SCISSOR_ENABLE_CMD |
- DISABLE_SCISSOR_RECT);
- i830->state.Buffer[I830_DESTREG_SR0] = _3DSTATE_SCISSOR_RECT_0_CMD;
- i830->state.Buffer[I830_DESTREG_SR1] = 0;
- i830->state.Buffer[I830_DESTREG_SR2] = 0;
-}
-
-
-void i830InitStateFuncs( struct dd_function_table *functions )
-{
- functions->AlphaFunc = i830AlphaFunc;
- functions->BlendColor = i830BlendColor;
- functions->BlendEquationSeparate = i830BlendEquationSeparate;
- functions->BlendFuncSeparate = i830BlendFuncSeparate;
- functions->ColorMask = i830ColorMask;
- functions->CullFace = i830CullFaceFrontFace;
- functions->DepthFunc = i830DepthFunc;
- functions->DepthMask = i830DepthMask;
- functions->Enable = i830Enable;
- functions->Fogfv = i830Fogfv;
- functions->FrontFace = i830CullFaceFrontFace;
- functions->LightModelfv = i830LightModelfv;
- functions->LineWidth = i830LineWidth;
- functions->LogicOpcode = i830LogicOp;
- functions->PointSize = i830PointSize;
- functions->PolygonStipple = i830PolygonStipple;
- functions->Scissor = i830Scissor;
- functions->ShadeModel = i830ShadeModel;
- functions->StencilFuncSeparate = i830StencilFuncSeparate;
- functions->StencilMaskSeparate = i830StencilMaskSeparate;
- functions->StencilOpSeparate = i830StencilOpSeparate;
-}
-
-void i830InitState( i830ContextPtr i830 )
-{
- GLcontext *ctx = &i830->intel.ctx;
-
- i830_init_packets( i830 );
-
- _mesa_init_driver_state(ctx);
-
- memcpy( &i830->initial, &i830->state, sizeof(i830->state) );
-
- i830->current = &i830->state;
- i830->state.emitted = 0;
- i830->state.active = (I830_UPLOAD_TEXBLEND(0) |
- I830_UPLOAD_STIPPLE |
- I830_UPLOAD_CTX |
- I830_UPLOAD_BUFFERS);
-}
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#include "glheader.h"
-#include "mtypes.h"
-#include "imports.h"
-#include "simple_list.h"
-#include "enums.h"
-#include "image.h"
-#include "texstore.h"
-#include "texformat.h"
-#include "texmem.h"
-#include "swrast/swrast.h"
-
-#include "mm.h"
-
-#include "intel_ioctl.h"
-
-#include "i830_context.h"
-#include "i830_reg.h"
-
-
-
-
-/**
- * Set the texture wrap modes.
- *
- * The i830M (and related graphics cores) do not support GL_CLAMP. The Intel
- * drivers for "other operating systems" implement GL_CLAMP as
- * GL_CLAMP_TO_EDGE, so the same is done here.
- *
- * \param t Texture object whose wrap modes are to be set
- * \param swrap Wrap mode for the \a s texture coordinate
- * \param twrap Wrap mode for the \a t texture coordinate
- */
-static void i830SetTexWrapping(i830TextureObjectPtr tex,
- GLenum swrap,
- GLenum twrap)
-{
- tex->Setup[I830_TEXREG_MCS] &= ~(TEXCOORD_ADDR_U_MASK|TEXCOORD_ADDR_V_MASK);
-
- switch( swrap ) {
- case GL_REPEAT:
- tex->Setup[I830_TEXREG_MCS] |= TEXCOORD_ADDR_U_MODE(TEXCOORDMODE_WRAP);
- break;
- case GL_CLAMP:
- case GL_CLAMP_TO_EDGE:
- tex->Setup[I830_TEXREG_MCS] |= TEXCOORD_ADDR_U_MODE(TEXCOORDMODE_CLAMP);
- break;
- case GL_CLAMP_TO_BORDER:
- tex->Setup[I830_TEXREG_MCS] |=
- TEXCOORD_ADDR_U_MODE(TEXCOORDMODE_CLAMP_BORDER);
- break;
- case GL_MIRRORED_REPEAT:
- tex->Setup[I830_TEXREG_MCS] |=
- TEXCOORD_ADDR_U_MODE(TEXCOORDMODE_MIRROR);
- break;
- default:
- break;
- }
-
- switch( twrap ) {
- case GL_REPEAT:
- tex->Setup[I830_TEXREG_MCS] |= TEXCOORD_ADDR_V_MODE(TEXCOORDMODE_WRAP);
- break;
- case GL_CLAMP:
- case GL_CLAMP_TO_EDGE:
- tex->Setup[I830_TEXREG_MCS] |= TEXCOORD_ADDR_V_MODE(TEXCOORDMODE_CLAMP);
- break;
- case GL_CLAMP_TO_BORDER:
- tex->Setup[I830_TEXREG_MCS] |=
- TEXCOORD_ADDR_V_MODE(TEXCOORDMODE_CLAMP_BORDER);
- break;
- case GL_MIRRORED_REPEAT:
- tex->Setup[I830_TEXREG_MCS] |=
- TEXCOORD_ADDR_V_MODE(TEXCOORDMODE_MIRROR);
- break;
- default:
- break;
- }
-}
-
-
-/**
- * Set the texture magnification and minification modes.
- *
- * \param t Texture whose filter modes are to be set
- * \param minf Texture minification mode
- * \param magf Texture magnification mode
- * \param bias LOD bias for this texture unit.
- */
-
-static void i830SetTexFilter( i830TextureObjectPtr t, GLenum minf, GLenum magf,
- GLfloat maxanisotropy )
-{
- int minFilt = 0, mipFilt = 0, magFilt = 0;
-
- if(INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- if ( maxanisotropy > 1.0 ) {
- minFilt = FILTER_ANISOTROPIC;
- magFilt = FILTER_ANISOTROPIC;
- }
- else {
- switch (minf) {
- case GL_NEAREST:
- minFilt = FILTER_NEAREST;
- mipFilt = MIPFILTER_NONE;
- break;
- case GL_LINEAR:
- minFilt = FILTER_LINEAR;
- mipFilt = MIPFILTER_NONE;
- break;
- case GL_NEAREST_MIPMAP_NEAREST:
- minFilt = FILTER_NEAREST;
- mipFilt = MIPFILTER_NEAREST;
- break;
- case GL_LINEAR_MIPMAP_NEAREST:
- minFilt = FILTER_LINEAR;
- mipFilt = MIPFILTER_NEAREST;
- break;
- case GL_NEAREST_MIPMAP_LINEAR:
- minFilt = FILTER_NEAREST;
- mipFilt = MIPFILTER_LINEAR;
- break;
- case GL_LINEAR_MIPMAP_LINEAR:
- minFilt = FILTER_LINEAR;
- mipFilt = MIPFILTER_LINEAR;
- break;
- default:
- break;
- }
-
- switch (magf) {
- case GL_NEAREST:
- magFilt = FILTER_NEAREST;
- break;
- case GL_LINEAR:
- magFilt = FILTER_LINEAR;
- break;
- default:
- break;
- }
- }
-
- t->Setup[I830_TEXREG_TM0S3] &= ~TM0S3_MIN_FILTER_MASK;
- t->Setup[I830_TEXREG_TM0S3] &= ~TM0S3_MIP_FILTER_MASK;
- t->Setup[I830_TEXREG_TM0S3] &= ~TM0S3_MAG_FILTER_MASK;
- t->Setup[I830_TEXREG_TM0S3] |= ((minFilt << TM0S3_MIN_FILTER_SHIFT) |
- (mipFilt << TM0S3_MIP_FILTER_SHIFT) |
- (magFilt << TM0S3_MAG_FILTER_SHIFT));
-}
-
-static void i830SetTexBorderColor(i830TextureObjectPtr t, GLubyte color[4])
-{
- if(INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- t->Setup[I830_TEXREG_TM0S4] =
- INTEL_PACKCOLOR8888(color[0],color[1],color[2],color[3]);
-}
-
-
-/**
- * Allocate space for and load the mesa images into the texture memory block.
- * This will happen before drawing with a new texture, or drawing with a
- * texture after it was swapped out or teximaged again.
- */
-
-intelTextureObjectPtr i830AllocTexObj( struct gl_texture_object *texObj )
-{
- i830TextureObjectPtr t = CALLOC_STRUCT( i830_texture_object );
- if ( !t )
- return NULL;
-
- texObj->DriverData = t;
- t->intel.base.tObj = texObj;
- t->intel.dirty = I830_UPLOAD_TEX_ALL;
- make_empty_list( &t->intel.base );
-
- t->Setup[I830_TEXREG_TM0LI] = 0; /* not used */
- t->Setup[I830_TEXREG_TM0S0] = 0;
- t->Setup[I830_TEXREG_TM0S1] = 0;
- t->Setup[I830_TEXREG_TM0S2] = 0;
- t->Setup[I830_TEXREG_TM0S3] = 0;
- t->Setup[I830_TEXREG_MCS] = (_3DSTATE_MAP_COORD_SET_CMD |
- MAP_UNIT(0) |
- ENABLE_TEXCOORD_PARAMS |
- TEXCOORDS_ARE_NORMAL |
- TEXCOORDTYPE_CARTESIAN |
- ENABLE_ADDR_V_CNTL |
- TEXCOORD_ADDR_V_MODE(TEXCOORDMODE_WRAP) |
- ENABLE_ADDR_U_CNTL |
- TEXCOORD_ADDR_U_MODE(TEXCOORDMODE_WRAP));
-
-
- i830SetTexWrapping( t, texObj->WrapS, texObj->WrapT );
- i830SetTexFilter( t, texObj->MinFilter, texObj->MagFilter,
- texObj->MaxAnisotropy );
- i830SetTexBorderColor( t, texObj->_BorderChan );
-
- return &t->intel;
-}
-
-
-static void i830TexParameter( GLcontext *ctx, GLenum target,
- struct gl_texture_object *tObj,
- GLenum pname, const GLfloat *params )
-{
- i830TextureObjectPtr t = (i830TextureObjectPtr) tObj->DriverData;
- if (!t)
- return;
-
- switch (pname) {
- case GL_TEXTURE_MIN_FILTER:
- case GL_TEXTURE_MAG_FILTER:
- case GL_TEXTURE_MAX_ANISOTROPY_EXT:
- i830SetTexFilter( t, tObj->MinFilter, tObj->MagFilter,
- tObj->MaxAnisotropy);
- break;
-
- case GL_TEXTURE_WRAP_S:
- case GL_TEXTURE_WRAP_T:
- i830SetTexWrapping( t, tObj->WrapS, tObj->WrapT );
- break;
-
- case GL_TEXTURE_BORDER_COLOR:
- i830SetTexBorderColor( t, tObj->_BorderChan );
- break;
-
- case GL_TEXTURE_BASE_LEVEL:
- case GL_TEXTURE_MAX_LEVEL:
- case GL_TEXTURE_MIN_LOD:
- case GL_TEXTURE_MAX_LOD:
- /* The i830 and its successors can do a lot of this without
- * reloading the textures. A project for someone?
- */
- intelFlush( ctx );
- driSwapOutTextureObject( (driTextureObject *) t );
- break;
-
- default:
- return;
- }
-
- t->intel.dirty = I830_UPLOAD_TEX_ALL;
-}
-
-
-static void i830TexEnv( GLcontext *ctx, GLenum target,
- GLenum pname, const GLfloat *param )
-{
- i830ContextPtr i830 = I830_CONTEXT( ctx );
- GLuint unit = ctx->Texture.CurrentUnit;
-
- switch (pname) {
- case GL_TEXTURE_ENV_COLOR:
-#if 0
- {
- GLubyte r, g, b, a;
- GLuint col;
-
- UNCLAMPED_FLOAT_TO_UBYTE(r, param[RCOMP]);
- UNCLAMPED_FLOAT_TO_UBYTE(g, param[GCOMP]);
- UNCLAMPED_FLOAT_TO_UBYTE(b, param[BCOMP]);
- UNCLAMPED_FLOAT_TO_UBYTE(a, param[ACOMP]);
-
- col = ((a << 24) | (r << 16) | (g << 8) | b);
-
- if (col != i830->state.TexEnv[unit][I830_TEXENVREG_COL1]) {
- I830_STATECHANGE(i830, I830_UPLOAD_TEXENV);
- i830->state.TexEnv[unit][I830_TEXENVREG_COL1] = col;
- }
-
- break;
- }
-#endif
- case GL_TEXTURE_ENV_MODE:
- case GL_COMBINE_RGB:
- case GL_COMBINE_ALPHA:
- case GL_SOURCE0_RGB:
- case GL_SOURCE1_RGB:
- case GL_SOURCE2_RGB:
- case GL_SOURCE0_ALPHA:
- case GL_SOURCE1_ALPHA:
- case GL_SOURCE2_ALPHA:
- case GL_OPERAND0_RGB:
- case GL_OPERAND1_RGB:
- case GL_OPERAND2_RGB:
- case GL_OPERAND0_ALPHA:
- case GL_OPERAND1_ALPHA:
- case GL_OPERAND2_ALPHA:
- case GL_RGB_SCALE:
- case GL_ALPHA_SCALE:
- break;
-
- case GL_TEXTURE_LOD_BIAS: {
- int b = (int) ((*param) * 16.0);
- if (b > 63) b = 63;
- if (b < -64) b = -64;
- I830_STATECHANGE(i830, I830_UPLOAD_TEX(unit));
- i830->state.Tex[unit][I830_TEXREG_TM0S3] &= ~TM0S3_LOD_BIAS_MASK;
- i830->state.Tex[unit][I830_TEXREG_TM0S3] |=
- ((b << TM0S3_LOD_BIAS_SHIFT) & TM0S3_LOD_BIAS_MASK);
- break;
- }
-
- default:
- break;
- }
-}
-
-static void i830BindTexture( GLcontext *ctx, GLenum target,
- struct gl_texture_object *texObj )
-{
- i830TextureObjectPtr tex;
-
- if (!texObj->DriverData)
- i830AllocTexObj( texObj );
-
- tex = (i830TextureObjectPtr)texObj->DriverData;
-}
-
-
-
-void i830InitTextureFuncs( struct dd_function_table *functions )
-{
- functions->BindTexture = i830BindTexture;
- functions->TexEnv = i830TexEnv;
- functions->TexParameter = i830TexParameter;
-}
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#include "glheader.h"
-#include "macros.h"
-#include "mtypes.h"
-#include "simple_list.h"
-#include "enums.h"
-#include "texformat.h"
-#include "texstore.h"
-
-#include "mm.h"
-
-#include "intel_screen.h"
-#include "intel_ioctl.h"
-#include "intel_tex.h"
-
-#include "i830_context.h"
-#include "i830_reg.h"
-
-
-/* ================================================================
- * Texture combine functions
- */
-static GLuint pass_through( GLuint *state, GLuint blendUnit )
-{
- state[0] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_COLOR |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- DISABLE_TEX_CNTRL_STAGE |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_ARG1);
- state[1] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- TEXOP_SCALE_1X |
- TEXOP_MODIFY_PARMS |
- TEXBLENDOP_ARG1);
- state[2] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_COLOR |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
- state[3] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- TEXBLEND_ARG1 |
- TEXBLENDARG_MODIFY_PARMS |
- TEXBLENDARG_CURRENT);
-
- return 4;
-}
-
-static GLuint emit_factor( GLuint blendUnit, GLuint *state, GLuint count,
- const GLfloat *factor )
-{
- GLubyte r, g, b, a;
- GLuint col;
-
- if (0)
- fprintf(stderr, "emit constant %d: %.2f %.2f %.2f %.2f\n",
- blendUnit, factor[0], factor[1], factor[2], factor[3]);
-
- UNCLAMPED_FLOAT_TO_UBYTE(r, factor[0]);
- UNCLAMPED_FLOAT_TO_UBYTE(g, factor[1]);
- UNCLAMPED_FLOAT_TO_UBYTE(b, factor[2]);
- UNCLAMPED_FLOAT_TO_UBYTE(a, factor[3]);
-
- col = ((a << 24) | (r << 16) | (g << 8) | b);
-
- state[count++] = _3DSTATE_COLOR_FACTOR_N_CMD(blendUnit);
- state[count++] = col;
-
- return count;
-}
-
-
-static __inline__ GLuint GetTexelOp(GLint unit)
-{
- switch(unit) {
- case 0: return TEXBLENDARG_TEXEL0;
- case 1: return TEXBLENDARG_TEXEL1;
- case 2: return TEXBLENDARG_TEXEL2;
- case 3: return TEXBLENDARG_TEXEL3;
- default: return TEXBLENDARG_TEXEL0;
- }
-}
-
-
-/**
- * Calculate the hardware instuctions to setup the current texture enviromnemt
- * settings. Since \c gl_texture_unit::_CurrentCombine is used, both
- * "classic" texture enviroments and GL_ARB_texture_env_combine type texture
- * environments are treated identically.
- *
- * \todo
- * This function should return \c GLboolean. When \c GL_FALSE is returned,
- * it means that an environment is selected that the hardware cannot do. This
- * is the way the Radeon and R200 drivers work.
- *
- * \todo
- * Looking at i830_3d_regs.h, it seems the i830 can do part of
- * GL_ATI_texture_env_combine3. It can handle using \c GL_ONE and
- * \c GL_ZERO as combine inputs (which the code already supports). It can
- * also handle the \c GL_MODULATE_ADD_ATI mode. Is it worth investigating
- * partial support for the extension?
- */
-GLuint
-i830SetTexEnvCombine(i830ContextPtr i830,
- const struct gl_tex_env_combine_state * combine,
- GLint blendUnit,
- GLuint texel_op,
- GLuint *state,
- const GLfloat *factor )
-{
- const GLuint numColorArgs = combine->_NumArgsRGB;
- const GLuint numAlphaArgs = combine->_NumArgsA;
-
- GLuint blendop;
- GLuint ablendop;
- GLuint args_RGB[3];
- GLuint args_A[3];
- GLuint rgb_shift;
- GLuint alpha_shift;
- GLboolean need_factor = 0;
- int i;
- unsigned used;
- static const GLuint tex_blend_rgb[3] = {
- TEXPIPE_COLOR | TEXBLEND_ARG1 | TEXBLENDARG_MODIFY_PARMS,
- TEXPIPE_COLOR | TEXBLEND_ARG2 | TEXBLENDARG_MODIFY_PARMS,
- TEXPIPE_COLOR | TEXBLEND_ARG0 | TEXBLENDARG_MODIFY_PARMS,
- };
- static const GLuint tex_blend_a[3] = {
- TEXPIPE_ALPHA | TEXBLEND_ARG1 | TEXBLENDARG_MODIFY_PARMS,
- TEXPIPE_ALPHA | TEXBLEND_ARG2 | TEXBLENDARG_MODIFY_PARMS,
- TEXPIPE_ALPHA | TEXBLEND_ARG0 | TEXBLENDARG_MODIFY_PARMS,
- };
-
- if(INTEL_DEBUG&DEBUG_TEXTURE)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
-
- /* The EXT version of the DOT3 extension does not support the
- * scale factor, but the ARB version (and the version in OpenGL
- * 1.3) does.
- */
- switch (combine->ModeRGB) {
- case GL_DOT3_RGB_EXT:
- alpha_shift = combine->ScaleShiftA;
- rgb_shift = 0;
- break;
-
- case GL_DOT3_RGBA_EXT:
- alpha_shift = 0;
- rgb_shift = 0;
- break;
-
- default:
- rgb_shift = combine->ScaleShiftRGB;
- alpha_shift = combine->ScaleShiftA;
- break;
- }
-
-
- switch(combine->ModeRGB) {
- case GL_REPLACE:
- blendop = TEXBLENDOP_ARG1;
- break;
- case GL_MODULATE:
- blendop = TEXBLENDOP_MODULATE;
- break;
- case GL_ADD:
- blendop = TEXBLENDOP_ADD;
- break;
- case GL_ADD_SIGNED:
- blendop = TEXBLENDOP_ADDSIGNED;
- break;
- case GL_INTERPOLATE:
- blendop = TEXBLENDOP_BLEND;
- break;
- case GL_SUBTRACT:
- blendop = TEXBLENDOP_SUBTRACT;
- break;
- case GL_DOT3_RGB_EXT:
- case GL_DOT3_RGB:
- blendop = TEXBLENDOP_DOT3;
- break;
- case GL_DOT3_RGBA_EXT:
- case GL_DOT3_RGBA:
- blendop = TEXBLENDOP_DOT3;
- break;
- default:
- return pass_through( state, blendUnit );
- }
-
- blendop |= (rgb_shift << TEXOP_SCALE_SHIFT);
-
-
- /* Handle RGB args */
- for(i = 0; i < 3; i++) {
- switch(combine->SourceRGB[i]) {
- case GL_TEXTURE:
- args_RGB[i] = texel_op;
- break;
- case GL_TEXTURE0:
- case GL_TEXTURE1:
- case GL_TEXTURE2:
- case GL_TEXTURE3:
- args_RGB[i] = GetTexelOp( combine->SourceRGB[i] - GL_TEXTURE0 );
- break;
- case GL_CONSTANT:
- args_RGB[i] = TEXBLENDARG_FACTOR_N;
- need_factor = 1;
- break;
- case GL_PRIMARY_COLOR:
- args_RGB[i] = TEXBLENDARG_DIFFUSE;
- break;
- case GL_PREVIOUS:
- args_RGB[i] = TEXBLENDARG_CURRENT;
- break;
- default:
- return pass_through( state, blendUnit );
- }
-
- switch(combine->OperandRGB[i]) {
- case GL_SRC_COLOR:
- args_RGB[i] |= 0;
- break;
- case GL_ONE_MINUS_SRC_COLOR:
- args_RGB[i] |= TEXBLENDARG_INV_ARG;
- break;
- case GL_SRC_ALPHA:
- args_RGB[i] |= TEXBLENDARG_REPLICATE_ALPHA;
- break;
- case GL_ONE_MINUS_SRC_ALPHA:
- args_RGB[i] |= (TEXBLENDARG_REPLICATE_ALPHA |
- TEXBLENDARG_INV_ARG);
- break;
- default:
- return pass_through( state, blendUnit );
- }
- }
-
-
- /* Need to knobble the alpha calculations of TEXBLENDOP_DOT4 to
- * match the spec. Can't use DOT3 as it won't propogate values
- * into alpha as required:
- *
- * Note - the global factor is set up with alpha == .5, so
- * the alpha part of the DOT4 calculation should be zero.
- */
- if ( combine->ModeRGB == GL_DOT3_RGBA_EXT ||
- combine->ModeRGB == GL_DOT3_RGBA ) {
- ablendop = TEXBLENDOP_DOT4;
- args_A[0] = TEXBLENDARG_FACTOR; /* the global factor */
- args_A[1] = TEXBLENDARG_FACTOR;
- args_A[2] = TEXBLENDARG_FACTOR;
- }
- else {
- switch(combine->ModeA) {
- case GL_REPLACE:
- ablendop = TEXBLENDOP_ARG1;
- break;
- case GL_MODULATE:
- ablendop = TEXBLENDOP_MODULATE;
- break;
- case GL_ADD:
- ablendop = TEXBLENDOP_ADD;
- break;
- case GL_ADD_SIGNED:
- ablendop = TEXBLENDOP_ADDSIGNED;
- break;
- case GL_INTERPOLATE:
- ablendop = TEXBLENDOP_BLEND;
- break;
- case GL_SUBTRACT:
- ablendop = TEXBLENDOP_SUBTRACT;
- break;
- default:
- return pass_through( state, blendUnit );
- }
-
-
- ablendop |= (alpha_shift << TEXOP_SCALE_SHIFT);
-
- /* Handle A args */
- for(i = 0; i < 3; i++) {
- switch(combine->SourceA[i]) {
- case GL_TEXTURE:
- args_A[i] = texel_op;
- break;
- case GL_TEXTURE0:
- case GL_TEXTURE1:
- case GL_TEXTURE2:
- case GL_TEXTURE3:
- args_A[i] = GetTexelOp( combine->SourceA[i] - GL_TEXTURE0 );
- break;
- case GL_CONSTANT:
- args_A[i] = TEXBLENDARG_FACTOR_N;
- need_factor = 1;
- break;
- case GL_PRIMARY_COLOR:
- args_A[i] = TEXBLENDARG_DIFFUSE;
- break;
- case GL_PREVIOUS:
- args_A[i] = TEXBLENDARG_CURRENT;
- break;
- default:
- return pass_through( state, blendUnit );
- }
-
- switch(combine->OperandA[i]) {
- case GL_SRC_ALPHA:
- args_A[i] |= 0;
- break;
- case GL_ONE_MINUS_SRC_ALPHA:
- args_A[i] |= TEXBLENDARG_INV_ARG;
- break;
- default:
- return pass_through( state, blendUnit );
- }
- }
- }
-
-
-
- /* Native Arg1 == Arg0 in GL_EXT_texture_env_combine spec */
- /* Native Arg2 == Arg1 in GL_EXT_texture_env_combine spec */
- /* Native Arg0 == Arg2 in GL_EXT_texture_env_combine spec */
-
- /* When we render we need to figure out which is the last really enabled
- * tex unit, and put last stage on it
- */
-
-
- /* Build color & alpha pipelines */
-
- used = 0;
- state[used++] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_COLOR |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- DISABLE_TEX_CNTRL_STAGE |
- TEXOP_MODIFY_PARMS |
- blendop);
- state[used++] = (_3DSTATE_MAP_BLEND_OP_CMD(blendUnit) |
- TEXPIPE_ALPHA |
- ENABLE_TEXOUTPUT_WRT_SEL |
- TEXOP_OUTPUT_CURRENT |
- TEXOP_MODIFY_PARMS |
- ablendop);
-
- for ( i = 0 ; i < numColorArgs ; i++ ) {
- state[used++] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- tex_blend_rgb[i] | args_RGB[i]);
- }
-
- for ( i = 0 ; i < numAlphaArgs ; i++ ) {
- state[used++] = (_3DSTATE_MAP_BLEND_ARG_CMD(blendUnit) |
- tex_blend_a[i] | args_A[i]);
- }
-
-
- if (need_factor)
- return emit_factor( blendUnit, state, used, factor );
- else
- return used;
-}
-
-
-static void emit_texblend( i830ContextPtr i830, GLuint unit, GLuint blendUnit,
- GLboolean last_stage )
-{
- struct gl_texture_unit *texUnit = &i830->intel.ctx.Texture.Unit[unit];
- GLuint tmp[I830_TEXBLEND_SIZE], tmp_sz;
-
-
- if (0) fprintf(stderr, "%s unit %d\n", __FUNCTION__, unit);
-
- /* Update i830->state.TexBlend
- */
- tmp_sz = i830SetTexEnvCombine(i830, texUnit->_CurrentCombine, blendUnit,
- GetTexelOp(unit), tmp,
- texUnit->EnvColor );
-
- if (last_stage)
- tmp[0] |= TEXOP_LAST_STAGE;
-
- if (tmp_sz != i830->state.TexBlendWordsUsed[blendUnit] ||
- memcmp( tmp, i830->state.TexBlend[blendUnit], tmp_sz * sizeof(GLuint))) {
-
- I830_STATECHANGE( i830, I830_UPLOAD_TEXBLEND(blendUnit) );
- memcpy( i830->state.TexBlend[blendUnit], tmp, tmp_sz * sizeof(GLuint));
- i830->state.TexBlendWordsUsed[blendUnit] = tmp_sz;
- }
-
- I830_ACTIVESTATE(i830, I830_UPLOAD_TEXBLEND(blendUnit), GL_TRUE);
-}
-
-static void emit_passthrough( i830ContextPtr i830 )
-{
- GLuint tmp[I830_TEXBLEND_SIZE], tmp_sz;
- GLuint unit = 0;
-
- tmp_sz = pass_through( tmp, unit );
- tmp[0] |= TEXOP_LAST_STAGE;
-
- if (tmp_sz != i830->state.TexBlendWordsUsed[unit] ||
- memcmp( tmp, i830->state.TexBlend[unit], tmp_sz * sizeof(GLuint))) {
-
- I830_STATECHANGE( i830, I830_UPLOAD_TEXBLEND(unit) );
- memcpy( i830->state.TexBlend[unit], tmp, tmp_sz * sizeof(GLuint));
- i830->state.TexBlendWordsUsed[unit] = tmp_sz;
- }
-
- I830_ACTIVESTATE(i830, I830_UPLOAD_TEXBLEND(unit), GL_TRUE);
-}
-
-void i830EmitTextureBlend( i830ContextPtr i830 )
-{
- GLcontext *ctx = &i830->intel.ctx;
- GLuint unit, last_stage = 0, blendunit = 0;
-
- I830_ACTIVESTATE(i830, I830_UPLOAD_TEXBLEND_ALL, GL_FALSE);
-
- if (ctx->Texture._EnabledUnits) {
- for (unit = 0 ; unit < ctx->Const.MaxTextureUnits ; unit++)
- if (ctx->Texture.Unit[unit]._ReallyEnabled)
- last_stage = unit;
-
- for (unit = 0 ; unit < ctx->Const.MaxTextureUnits ; unit++)
- if (ctx->Texture.Unit[unit]._ReallyEnabled)
- emit_texblend( i830, unit, blendunit++, last_stage == unit );
- }
- else {
- emit_passthrough( i830 );
- }
-}
-
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#include "glheader.h"
-#include "macros.h"
-#include "mtypes.h"
-#include "simple_list.h"
-#include "enums.h"
-#include "texformat.h"
-#include "texstore.h"
-
-#include "mm.h"
-
-#include "intel_screen.h"
-#include "intel_ioctl.h"
-#include "intel_tex.h"
-
-#include "i830_context.h"
-#include "i830_reg.h"
-
-static const GLint initial_offsets[6][2] = { {0,0},
- {0,2},
- {1,0},
- {1,2},
- {1,1},
- {1,3} };
-
-static const GLint step_offsets[6][2] = { {0,2},
- {0,2},
- {-1,2},
- {-1,2},
- {-1,1},
- {-1,1} };
-
-#define I830_TEX_UNIT_ENABLED(unit) (1<<unit)
-
-static GLboolean i830SetTexImages( i830ContextPtr i830,
- struct gl_texture_object *tObj )
-{
- GLuint total_height, pitch, i, textureFormat;
- i830TextureObjectPtr t = (i830TextureObjectPtr) tObj->DriverData;
- const struct gl_texture_image *baseImage = tObj->Image[0][tObj->BaseLevel];
- GLint firstLevel, lastLevel, numLevels;
-
- switch( baseImage->TexFormat->MesaFormat ) {
- case MESA_FORMAT_L8:
- t->intel.texelBytes = 1;
- textureFormat = MAPSURF_8BIT | MT_8BIT_L8;
- break;
-
- case MESA_FORMAT_I8:
- t->intel.texelBytes = 1;
- textureFormat = MAPSURF_8BIT | MT_8BIT_I8;
- break;
-
- case MESA_FORMAT_A8:
- t->intel.texelBytes = 1;
- textureFormat = MAPSURF_8BIT | MT_8BIT_I8; /* Kludge -- check with conform, glean */
- break;
-
- case MESA_FORMAT_AL88:
- t->intel.texelBytes = 2;
- textureFormat = MAPSURF_16BIT | MT_16BIT_AY88;
- break;
-
- case MESA_FORMAT_RGB565:
- t->intel.texelBytes = 2;
- textureFormat = MAPSURF_16BIT | MT_16BIT_RGB565;
- break;
-
- case MESA_FORMAT_ARGB1555:
- t->intel.texelBytes = 2;
- textureFormat = MAPSURF_16BIT | MT_16BIT_ARGB1555;
- break;
-
- case MESA_FORMAT_ARGB4444:
- t->intel.texelBytes = 2;
- textureFormat = MAPSURF_16BIT | MT_16BIT_ARGB4444;
- break;
-
- case MESA_FORMAT_ARGB8888:
- t->intel.texelBytes = 4;
- textureFormat = MAPSURF_32BIT | MT_32BIT_ARGB8888;
- break;
-
- case MESA_FORMAT_YCBCR_REV:
- t->intel.texelBytes = 2;
- textureFormat = (MAPSURF_422 | MT_422_YCRCB_NORMAL |
- TM0S1_COLORSPACE_CONVERSION);
- break;
-
- case MESA_FORMAT_YCBCR:
- t->intel.texelBytes = 2;
- textureFormat = (MAPSURF_422 | MT_422_YCRCB_SWAPY | /* ??? */
- TM0S1_COLORSPACE_CONVERSION);
- break;
-
- case MESA_FORMAT_RGB_FXT1:
- case MESA_FORMAT_RGBA_FXT1:
- t->intel.texelBytes = 2;
- textureFormat = MAPSURF_COMPRESSED | MT_COMPRESS_FXT1;
- break;
-
- case MESA_FORMAT_RGBA_DXT1:
- case MESA_FORMAT_RGB_DXT1:
- /*
- * DXTn pitches are Width/4 * blocksize in bytes
- * for DXT1: blocksize=8 so Width/4*8 = Width * 2
- * for DXT3/5: blocksize=16 so Width/4*16 = Width * 4
- */
- t->intel.texelBytes = 2;
- textureFormat = (MAPSURF_COMPRESSED | MT_COMPRESS_DXT1);
- break;
- case MESA_FORMAT_RGBA_DXT3:
- t->intel.texelBytes = 4;
- textureFormat = (MAPSURF_COMPRESSED | MT_COMPRESS_DXT2_3);
- break;
- case MESA_FORMAT_RGBA_DXT5:
- t->intel.texelBytes = 4;
- textureFormat = (MAPSURF_COMPRESSED | MT_COMPRESS_DXT4_5);
- break;
-
- default:
- fprintf(stderr, "%s: bad image format\n", __FUNCTION__);
- abort();
- }
-
- /* Compute which mipmap levels we really want to send to the hardware.
- * This depends on the base image size, GL_TEXTURE_MIN_LOD,
- * GL_TEXTURE_MAX_LOD, GL_TEXTURE_BASE_LEVEL, and GL_TEXTURE_MAX_LEVEL.
- * Yes, this looks overly complicated, but it's all needed.
- */
- driCalculateTextureFirstLastLevel( (driTextureObject *) t );
-
-
- /* Figure out the amount of memory required to hold all the mipmap
- * levels. Choose the smallest pitch to accomodate the largest
- * mipmap:
- */
- firstLevel = t->intel.base.firstLevel;
- lastLevel = t->intel.base.lastLevel;
- numLevels = lastLevel - firstLevel + 1;
-
-
- /* All images must be loaded at this pitch. Count the number of
- * lines required:
- */
- switch (tObj->Target) {
- case GL_TEXTURE_CUBE_MAP: {
- const GLuint dim = tObj->Image[0][firstLevel]->Width;
- GLuint face;
-
- pitch = dim * t->intel.texelBytes;
- pitch *= 2; /* double pitch for cube layouts */
- pitch = (pitch + 3) & ~3;
-
- total_height = dim * 4;
-
- for ( face = 0 ; face < 6 ; face++) {
- GLuint x = initial_offsets[face][0] * dim;
- GLuint y = initial_offsets[face][1] * dim;
- GLuint d = dim;
-
- t->intel.base.dirty_images[face] = ~0;
-
- assert(tObj->Image[face][firstLevel]->Width == dim);
- assert(tObj->Image[face][firstLevel]->Height == dim);
-
- for (i = 0; i < numLevels; i++) {
- t->intel.image[face][i].image = tObj->Image[face][firstLevel + i];
- if (!t->intel.image[face][i].image) {
- fprintf(stderr, "no image %d %d\n", face, i);
- break; /* can't happen */
- }
-
- t->intel.image[face][i].offset =
- y * pitch + x * t->intel.texelBytes;
- t->intel.image[face][i].internalFormat = baseImage->_BaseFormat;
-
- d >>= 1;
- x += step_offsets[face][0] * d;
- y += step_offsets[face][1] * d;
- }
- }
- break;
- }
- default:
- pitch = tObj->Image[0][firstLevel]->Width * t->intel.texelBytes;
- pitch = (pitch + 3) & ~3;
- t->intel.base.dirty_images[0] = ~0;
-
- for ( total_height = i = 0 ; i < numLevels ; i++ ) {
- t->intel.image[0][i].image = tObj->Image[0][firstLevel + i];
- if (!t->intel.image[0][i].image)
- break;
-
- t->intel.image[0][i].offset = total_height * pitch;
- t->intel.image[0][i].internalFormat = baseImage->_BaseFormat;
- if (t->intel.image[0][i].image->IsCompressed)
- {
- if (t->intel.image[0][i].image->Height > 4)
- total_height += t->intel.image[0][i].image->Height/4;
- else
- total_height += 1;
- }
- else
- total_height += MAX2(2, t->intel.image[0][i].image->Height);
- }
- break;
- }
-
- t->intel.Pitch = pitch;
- t->intel.base.totalSize = total_height*pitch;
- t->intel.max_level = i-1;
- t->Setup[I830_TEXREG_TM0S1] =
- (((tObj->Image[0][firstLevel]->Height - 1) << TM0S1_HEIGHT_SHIFT) |
- ((tObj->Image[0][firstLevel]->Width - 1) << TM0S1_WIDTH_SHIFT) |
- textureFormat);
- t->Setup[I830_TEXREG_TM0S2] =
- (((pitch / 4) - 1) << TM0S2_PITCH_SHIFT) |
- TM0S2_CUBE_FACE_ENA_MASK;
- t->Setup[I830_TEXREG_TM0S3] &= ~TM0S3_MAX_MIP_MASK;
- t->Setup[I830_TEXREG_TM0S3] &= ~TM0S3_MIN_MIP_MASK;
- t->Setup[I830_TEXREG_TM0S3] |= ((numLevels - 1)*4) << TM0S3_MIN_MIP_SHIFT;
- t->intel.dirty = I830_UPLOAD_TEX_ALL;
-
- return intelUploadTexImages( &i830->intel, &t->intel, 0 );
-}
-
-
-static void i830_import_tex_unit( i830ContextPtr i830,
- i830TextureObjectPtr t,
- GLuint unit )
-{
- if(INTEL_DEBUG&DEBUG_TEXTURE)
- fprintf(stderr, "%s unit(%d)\n", __FUNCTION__, unit);
-
- if (i830->intel.CurrentTexObj[unit])
- i830->intel.CurrentTexObj[unit]->base.bound &= ~(1U << unit);
-
- i830->intel.CurrentTexObj[unit] = (intelTextureObjectPtr)t;
- t->intel.base.bound |= (1 << unit);
-
- I830_STATECHANGE( i830, I830_UPLOAD_TEX(unit) );
-
- i830->state.Tex[unit][I830_TEXREG_TM0LI] = (_3DSTATE_LOAD_STATE_IMMEDIATE_2 |
- (LOAD_TEXTURE_MAP0 << unit) | 4);
- i830->state.Tex[unit][I830_TEXREG_TM0S0] = (TM0S0_USE_FENCE |
- t->intel.TextureOffset);
-
- i830->state.Tex[unit][I830_TEXREG_TM0S1] = t->Setup[I830_TEXREG_TM0S1];
- i830->state.Tex[unit][I830_TEXREG_TM0S2] = t->Setup[I830_TEXREG_TM0S2];
-
- i830->state.Tex[unit][I830_TEXREG_TM0S3] &= TM0S3_LOD_BIAS_MASK;
- i830->state.Tex[unit][I830_TEXREG_TM0S3] |= (t->Setup[I830_TEXREG_TM0S3] &
- ~TM0S3_LOD_BIAS_MASK);
-
- i830->state.Tex[unit][I830_TEXREG_TM0S4] = t->Setup[I830_TEXREG_TM0S4];
- i830->state.Tex[unit][I830_TEXREG_MCS] = (t->Setup[I830_TEXREG_MCS] &
- ~MAP_UNIT_MASK);
- i830->state.Tex[unit][I830_TEXREG_CUBE] = t->Setup[I830_TEXREG_CUBE];
- i830->state.Tex[unit][I830_TEXREG_MCS] |= MAP_UNIT(unit);
-
- t->intel.dirty &= ~I830_UPLOAD_TEX(unit);
-}
-
-
-
-static GLboolean enable_tex_common( GLcontext *ctx, GLuint unit )
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
- struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
- struct gl_texture_object *tObj = texUnit->_Current;
- i830TextureObjectPtr t = (i830TextureObjectPtr)tObj->DriverData;
-
- if (0) fprintf(stderr, "%s\n", __FUNCTION__);
-
- /* Fallback if there's a texture border */
- if ( tObj->Image[0][tObj->BaseLevel]->Border > 0 ) {
- fprintf(stderr, "Texture border\n");
- return GL_FALSE;
- }
-
- /* Upload teximages (not pipelined)
- */
- if (t->intel.base.dirty_images[0]) {
- if (!i830SetTexImages( i830, tObj )) {
- return GL_FALSE;
- }
- }
-
- /* Update state if this is a different texture object to last
- * time.
- */
- if (i830->intel.CurrentTexObj[unit] != &t->intel ||
- (t->intel.dirty & I830_UPLOAD_TEX(unit))) {
- i830_import_tex_unit( i830, t, unit);
- }
-
- I830_ACTIVESTATE(i830, I830_UPLOAD_TEX(unit), GL_TRUE);
-
- return GL_TRUE;
-}
-
-static GLboolean enable_tex_rect( GLcontext *ctx, GLuint unit )
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
- GLuint mcs = i830->state.Tex[unit][I830_TEXREG_MCS];
-
- mcs &= ~TEXCOORDS_ARE_NORMAL;
- mcs |= TEXCOORDS_ARE_IN_TEXELUNITS;
-
- if ((mcs != i830->state.Tex[unit][I830_TEXREG_MCS])
- || (0 != i830->state.Tex[unit][I830_TEXREG_CUBE])) {
- I830_STATECHANGE(i830, I830_UPLOAD_TEX(unit));
- i830->state.Tex[unit][I830_TEXREG_MCS] = mcs;
- i830->state.Tex[unit][I830_TEXREG_CUBE] = 0;
- }
-
- return GL_TRUE;
-}
-
-
-static GLboolean enable_tex_2d( GLcontext *ctx, GLuint unit )
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
- GLuint mcs = i830->state.Tex[unit][I830_TEXREG_MCS];
-
- mcs &= ~TEXCOORDS_ARE_IN_TEXELUNITS;
- mcs |= TEXCOORDS_ARE_NORMAL;
-
- if ((mcs != i830->state.Tex[unit][I830_TEXREG_MCS])
- || (0 != i830->state.Tex[unit][I830_TEXREG_CUBE])) {
- I830_STATECHANGE(i830, I830_UPLOAD_TEX(unit));
- i830->state.Tex[unit][I830_TEXREG_MCS] = mcs;
- i830->state.Tex[unit][I830_TEXREG_CUBE] = 0;
- }
-
- return GL_TRUE;
-}
-
-
-static GLboolean enable_tex_cube( GLcontext *ctx, GLuint unit )
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
- struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
- struct gl_texture_object *tObj = texUnit->_Current;
- i830TextureObjectPtr t = (i830TextureObjectPtr)tObj->DriverData;
- GLuint mcs = i830->state.Tex[unit][I830_TEXREG_MCS];
- const GLuint cube = CUBE_NEGX_ENABLE | CUBE_POSX_ENABLE
- | CUBE_NEGY_ENABLE | CUBE_POSY_ENABLE
- | CUBE_NEGZ_ENABLE | CUBE_POSZ_ENABLE;
- GLuint face;
-
- mcs &= ~TEXCOORDS_ARE_IN_TEXELUNITS;
- mcs |= TEXCOORDS_ARE_NORMAL;
-
- if ((mcs != i830->state.Tex[unit][I830_TEXREG_MCS])
- || (cube != i830->state.Tex[unit][I830_TEXREG_CUBE])) {
- I830_STATECHANGE(i830, I830_UPLOAD_TEX(unit));
- i830->state.Tex[unit][I830_TEXREG_MCS] = mcs;
- i830->state.Tex[unit][I830_TEXREG_CUBE] = cube;
- }
-
- /* Upload teximages (not pipelined)
- */
- if ( t->intel.base.dirty_images[0] || t->intel.base.dirty_images[1] ||
- t->intel.base.dirty_images[2] || t->intel.base.dirty_images[3] ||
- t->intel.base.dirty_images[4] || t->intel.base.dirty_images[5] ) {
- i830SetTexImages( i830, tObj );
- }
-
- /* upload (per face) */
- for (face = 0; face < 6; face++) {
- if (t->intel.base.dirty_images[face]) {
- if (!intelUploadTexImages( &i830->intel, &t->intel, face )) {
- return GL_FALSE;
- }
- }
- }
-
-
- return GL_TRUE;
-}
-
-
-static GLboolean disable_tex( GLcontext *ctx, GLuint unit )
-{
- i830ContextPtr i830 = I830_CONTEXT(ctx);
-
- /* This is happening too often. I need to conditionally send diffuse
- * state to the card. Perhaps a diffuse dirty flag of some kind.
- * Will need to change this logic if more than 2 texture units are
- * used. We need to only do this up to the last unit enabled, or unit
- * one if nothing is enabled.
- */
-
- if ( i830->intel.CurrentTexObj[unit] != NULL ) {
- /* The old texture is no longer bound to this texture unit.
- * Mark it as such.
- */
-
- i830->intel.CurrentTexObj[unit]->base.bound &= ~(1U << 0);
- i830->intel.CurrentTexObj[unit] = NULL;
- }
-
- return GL_TRUE;
-}
-
-static GLboolean i830UpdateTexUnit( GLcontext *ctx, GLuint unit )
-{
- struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
-
- if (texUnit->_ReallyEnabled &&
- INTEL_CONTEXT(ctx)->intelScreen->tex.size < 2048 * 1024)
- return GL_FALSE;
-
- switch(texUnit->_ReallyEnabled) {
- case TEXTURE_1D_BIT:
- case TEXTURE_2D_BIT:
- return (enable_tex_common( ctx, unit ) &&
- enable_tex_2d( ctx, unit ));
- case TEXTURE_RECT_BIT:
- return (enable_tex_common( ctx, unit ) &&
- enable_tex_rect( ctx, unit ));
- case TEXTURE_CUBE_BIT:
- return (enable_tex_common( ctx, unit ) &&
- enable_tex_cube( ctx, unit ));
- case 0:
- return disable_tex( ctx, unit );
- default:
- return GL_FALSE;
- }
-}
-
-
-void i830UpdateTextureState( intelContextPtr intel )
-{
- i830ContextPtr i830 = I830_CONTEXT(intel);
- GLcontext *ctx = &intel->ctx;
- GLboolean ok;
-
- if (0) fprintf(stderr, "%s\n", __FUNCTION__);
-
- I830_ACTIVESTATE(i830, I830_UPLOAD_TEX_ALL, GL_FALSE);
-
- ok = (i830UpdateTexUnit( ctx, 0 ) &&
- i830UpdateTexUnit( ctx, 1 ) &&
- i830UpdateTexUnit( ctx, 2 ) &&
- i830UpdateTexUnit( ctx, 3 ));
-
- FALLBACK( intel, I830_FALLBACK_TEXTURE, !ok );
-
- if (ok)
- i830EmitTextureBlend( i830 );
-}
-
-
-
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-
-#include "i830_context.h"
-#include "i830_reg.h"
-
-#include "intel_batchbuffer.h"
-
-#include "tnl/t_context.h"
-#include "tnl/t_vertex.h"
-
-static GLboolean i830_check_vertex_size( intelContextPtr intel,
- GLuint expected );
-
-#define SZ_TO_HW(sz) ((sz-2)&0x3)
-#define EMIT_SZ(sz) (EMIT_1F + (sz) - 1)
-#define EMIT_ATTR( ATTR, STYLE, V0 ) \
-do { \
- intel->vertex_attrs[intel->vertex_attr_count].attrib = (ATTR); \
- intel->vertex_attrs[intel->vertex_attr_count].format = (STYLE); \
- intel->vertex_attr_count++; \
- v0 |= V0; \
-} while (0)
-
-#define EMIT_PAD( N ) \
-do { \
- intel->vertex_attrs[intel->vertex_attr_count].attrib = 0; \
- intel->vertex_attrs[intel->vertex_attr_count].format = EMIT_PAD; \
- intel->vertex_attrs[intel->vertex_attr_count].offset = (N); \
- intel->vertex_attr_count++; \
-} while (0)
-
-
-#define VRTX_TEX_SET_FMT(n, x) ((x)<<((n)*2))
-#define TEXBIND_SET(n, x) ((x)<<((n)*4))
-
- static void
-i830_render_prevalidate(struct intel_context *intel)
-{
-}
-
-static void i830_render_start( intelContextPtr intel )
-{
- GLcontext *ctx = &intel->ctx;
- i830ContextPtr i830 = I830_CONTEXT(intel);
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- struct vertex_buffer *VB = &tnl->vb;
- DECLARE_RENDERINPUTS(index_bitset);
- GLuint v0 = _3DSTATE_VFT0_CMD;
- GLuint v2 = _3DSTATE_VFT1_CMD;
- GLuint mcsb1 = 0;
-
- RENDERINPUTS_COPY( index_bitset, tnl->render_inputs_bitset );
-
- /* Important:
- */
- VB->AttribPtr[VERT_ATTRIB_POS] = VB->NdcPtr;
- intel->vertex_attr_count = 0;
-
- /* EMIT_ATTR's must be in order as they tell t_vertex.c how to
- * build up a hardware vertex.
- */
- if (RENDERINPUTS_TEST_RANGE( index_bitset, _TNL_FIRST_TEX, _TNL_LAST_TEX )) {
- EMIT_ATTR( _TNL_ATTRIB_POS, EMIT_4F_VIEWPORT, VFT0_XYZW );
- intel->coloroffset = 4;
- }
- else {
- EMIT_ATTR( _TNL_ATTRIB_POS, EMIT_3F_VIEWPORT, VFT0_XYZ );
- intel->coloroffset = 3;
- }
-
- if (RENDERINPUTS_TEST( index_bitset, _TNL_ATTRIB_POINTSIZE )) {
- EMIT_ATTR( _TNL_ATTRIB_POINTSIZE, EMIT_1F, VFT0_POINT_WIDTH );
- }
-
- EMIT_ATTR( _TNL_ATTRIB_COLOR0, EMIT_4UB_4F_BGRA, VFT0_DIFFUSE );
-
- intel->specoffset = 0;
- if (RENDERINPUTS_TEST( index_bitset, _TNL_ATTRIB_COLOR1 ) ||
- RENDERINPUTS_TEST( index_bitset, _TNL_ATTRIB_FOG )) {
- if (RENDERINPUTS_TEST( index_bitset, _TNL_ATTRIB_COLOR1 )) {
- intel->specoffset = intel->coloroffset + 1;
- EMIT_ATTR( _TNL_ATTRIB_COLOR1, EMIT_3UB_3F_BGR, VFT0_SPEC );
- }
- else
- EMIT_PAD( 3 );
-
- if (RENDERINPUTS_TEST( index_bitset, _TNL_ATTRIB_FOG ))
- EMIT_ATTR( _TNL_ATTRIB_FOG, EMIT_1UB_1F, VFT0_SPEC );
- else
- EMIT_PAD( 1 );
- }
-
- if (RENDERINPUTS_TEST_RANGE( index_bitset, _TNL_FIRST_TEX, _TNL_LAST_TEX )) {
- int i, count = 0;
-
- for (i = 0; i < I830_TEX_UNITS; i++) {
- if (RENDERINPUTS_TEST( index_bitset, _TNL_ATTRIB_TEX(i) )) {
- GLuint sz = VB->TexCoordPtr[i]->size;
- GLuint emit;
- GLuint mcs = (i830->state.Tex[i][I830_TEXREG_MCS] &
- ~TEXCOORDTYPE_MASK);
-
- switch (sz) {
- case 1:
- case 2:
- emit = EMIT_2F;
- sz = 2;
- mcs |= TEXCOORDTYPE_CARTESIAN;
- break;
- case 3:
- emit = EMIT_3F;
- sz = 3;
- mcs |= TEXCOORDTYPE_VECTOR;
- break;
- case 4:
- emit = EMIT_3F_XYW;
- sz = 3;
- mcs |= TEXCOORDTYPE_HOMOGENEOUS;
- break;
- default:
- continue;
- };
-
-
- EMIT_ATTR( _TNL_ATTRIB_TEX0+i, emit, 0 );
- v2 |= VRTX_TEX_SET_FMT(count, SZ_TO_HW(sz));
- mcsb1 |= (count+8)<<(i*4);
-
- if (mcs != i830->state.Tex[i][I830_TEXREG_MCS]) {
- I830_STATECHANGE(i830, I830_UPLOAD_TEX(i));
- i830->state.Tex[i][I830_TEXREG_MCS] = mcs;
- }
-
- count++;
- }
- }
-
- v0 |= VFT0_TEX_COUNT(count);
- }
-
- /* Only need to change the vertex emit code if there has been a
- * statechange to a new hardware vertex format:
- */
- if (v0 != i830->state.Ctx[I830_CTXREG_VF] ||
- v2 != i830->state.Ctx[I830_CTXREG_VF2] ||
- mcsb1 != i830->state.Ctx[I830_CTXREG_MCSB1] ||
- !RENDERINPUTS_EQUAL( index_bitset, i830->last_index_bitset )) {
-
- I830_STATECHANGE( i830, I830_UPLOAD_CTX );
-
- /* Must do this *after* statechange, so as not to affect
- * buffered vertices reliant on the old state:
- */
- intel->vertex_size =
- _tnl_install_attrs( ctx,
- intel->vertex_attrs,
- intel->vertex_attr_count,
- intel->ViewportMatrix.m, 0 );
-
- intel->vertex_size >>= 2;
-
- i830->state.Ctx[I830_CTXREG_VF] = v0;
- i830->state.Ctx[I830_CTXREG_VF2] = v2;
- i830->state.Ctx[I830_CTXREG_MCSB1] = mcsb1;
- RENDERINPUTS_COPY( i830->last_index_bitset, index_bitset );
-
- assert(i830_check_vertex_size( intel, intel->vertex_size ));
- }
-}
-
-static void i830_reduced_primitive_state( intelContextPtr intel,
- GLenum rprim )
-{
- i830ContextPtr i830 = I830_CONTEXT(intel);
- GLuint st1 = i830->state.Stipple[I830_STPREG_ST1];
-
- st1 &= ~ST1_ENABLE;
-
- switch (rprim) {
- case GL_TRIANGLES:
- if (intel->ctx.Polygon.StippleFlag &&
- intel->hw_stipple)
- st1 |= ST1_ENABLE;
- break;
- case GL_LINES:
- case GL_POINTS:
- default:
- break;
- }
-
- i830->intel.reduced_primitive = rprim;
-
- if (st1 != i830->state.Stipple[I830_STPREG_ST1]) {
- I830_STATECHANGE(i830, I830_UPLOAD_STIPPLE);
- i830->state.Stipple[I830_STPREG_ST1] = st1;
- }
-}
-
-/* Pull apart the vertex format registers and figure out how large a
- * vertex is supposed to be.
- */
-static GLboolean i830_check_vertex_size( intelContextPtr intel,
- GLuint expected )
-{
- i830ContextPtr i830 = I830_CONTEXT(intel);
- int vft0 = i830->current->Ctx[I830_CTXREG_VF];
- int vft1 = i830->current->Ctx[I830_CTXREG_VF2];
- int nrtex = (vft0 & VFT0_TEX_COUNT_MASK) >> VFT0_TEX_COUNT_SHIFT;
- int i, sz = 0;
-
- switch (vft0 & VFT0_XYZW_MASK) {
- case VFT0_XY: sz = 2; break;
- case VFT0_XYZ: sz = 3; break;
- case VFT0_XYW: sz = 3; break;
- case VFT0_XYZW: sz = 4; break;
- default:
- fprintf(stderr, "no xyzw specified\n");
- return 0;
- }
-
- if (vft0 & VFT0_SPEC) sz++;
- if (vft0 & VFT0_DIFFUSE) sz++;
- if (vft0 & VFT0_DEPTH_OFFSET) sz++;
- if (vft0 & VFT0_POINT_WIDTH) sz++;
-
- for (i = 0 ; i < nrtex ; i++) {
- switch (vft1 & VFT1_TEX0_MASK) {
- case TEXCOORDFMT_2D: sz += 2; break;
- case TEXCOORDFMT_3D: sz += 3; break;
- case TEXCOORDFMT_4D: sz += 4; break;
- case TEXCOORDFMT_1D: sz += 1; break;
- }
- vft1 >>= VFT1_TEX1_SHIFT;
- }
-
- if (sz != expected)
- fprintf(stderr, "vertex size mismatch %d/%d\n", sz, expected);
-
- return sz == expected;
-}
-
-static void i830_emit_invarient_state( intelContextPtr intel )
-{
- BATCH_LOCALS;
-
- BEGIN_BATCH( 40 );
-
- OUT_BATCH(_3DSTATE_MAP_CUBE | MAP_UNIT(0));
- OUT_BATCH(_3DSTATE_MAP_CUBE | MAP_UNIT(1));
- OUT_BATCH(_3DSTATE_MAP_CUBE | MAP_UNIT(2));
- OUT_BATCH(_3DSTATE_MAP_CUBE | MAP_UNIT(3));
-
- OUT_BATCH(_3DSTATE_DFLT_DIFFUSE_CMD);
- OUT_BATCH(0);
-
- OUT_BATCH(_3DSTATE_DFLT_SPEC_CMD);
- OUT_BATCH(0);
-
- OUT_BATCH(_3DSTATE_DFLT_Z_CMD);
- OUT_BATCH(0);
-
- OUT_BATCH(_3DSTATE_FOG_MODE_CMD);
- OUT_BATCH(FOGFUNC_ENABLE |
- FOG_LINEAR_CONST |
- FOGSRC_INDEX_Z |
- ENABLE_FOG_DENSITY);
- OUT_BATCH(0);
- OUT_BATCH(0);
-
-
- OUT_BATCH(_3DSTATE_MAP_TEX_STREAM_CMD |
- MAP_UNIT(0) |
- DISABLE_TEX_STREAM_BUMP |
- ENABLE_TEX_STREAM_COORD_SET |
- TEX_STREAM_COORD_SET(0) |
- ENABLE_TEX_STREAM_MAP_IDX | TEX_STREAM_MAP_IDX(0));
- OUT_BATCH(_3DSTATE_MAP_TEX_STREAM_CMD |
- MAP_UNIT(1) |
- DISABLE_TEX_STREAM_BUMP |
- ENABLE_TEX_STREAM_COORD_SET |
- TEX_STREAM_COORD_SET(1) |
- ENABLE_TEX_STREAM_MAP_IDX | TEX_STREAM_MAP_IDX(1));
- OUT_BATCH(_3DSTATE_MAP_TEX_STREAM_CMD |
- MAP_UNIT(2) |
- DISABLE_TEX_STREAM_BUMP |
- ENABLE_TEX_STREAM_COORD_SET |
- TEX_STREAM_COORD_SET(2) |
- ENABLE_TEX_STREAM_MAP_IDX | TEX_STREAM_MAP_IDX(2));
- OUT_BATCH(_3DSTATE_MAP_TEX_STREAM_CMD |
- MAP_UNIT(3) |
- DISABLE_TEX_STREAM_BUMP |
- ENABLE_TEX_STREAM_COORD_SET |
- TEX_STREAM_COORD_SET(3) |
- ENABLE_TEX_STREAM_MAP_IDX | TEX_STREAM_MAP_IDX(3));
-
- OUT_BATCH(_3DSTATE_MAP_COORD_TRANSFORM);
- OUT_BATCH(DISABLE_TEX_TRANSFORM | TEXTURE_SET(0));
- OUT_BATCH(_3DSTATE_MAP_COORD_TRANSFORM);
- OUT_BATCH(DISABLE_TEX_TRANSFORM | TEXTURE_SET(1));
- OUT_BATCH(_3DSTATE_MAP_COORD_TRANSFORM);
- OUT_BATCH(DISABLE_TEX_TRANSFORM | TEXTURE_SET(2));
- OUT_BATCH(_3DSTATE_MAP_COORD_TRANSFORM);
- OUT_BATCH(DISABLE_TEX_TRANSFORM | TEXTURE_SET(3));
-
- OUT_BATCH(_3DSTATE_RASTER_RULES_CMD |
- ENABLE_POINT_RASTER_RULE |
- OGL_POINT_RASTER_RULE |
- ENABLE_LINE_STRIP_PROVOKE_VRTX |
- ENABLE_TRI_FAN_PROVOKE_VRTX |
- ENABLE_TRI_STRIP_PROVOKE_VRTX |
- LINE_STRIP_PROVOKE_VRTX(1) |
- TRI_FAN_PROVOKE_VRTX(2) |
- TRI_STRIP_PROVOKE_VRTX(2));
-
- OUT_BATCH(_3DSTATE_SCISSOR_ENABLE_CMD |
- DISABLE_SCISSOR_RECT);
-
- OUT_BATCH(_3DSTATE_SCISSOR_RECT_0_CMD);
- OUT_BATCH(0);
- OUT_BATCH(0);
-
- OUT_BATCH(_3DSTATE_VERTEX_TRANSFORM);
- OUT_BATCH(DISABLE_VIEWPORT_TRANSFORM | DISABLE_PERSPECTIVE_DIVIDE);
-
- OUT_BATCH(_3DSTATE_W_STATE_CMD);
- OUT_BATCH(MAGIC_W_STATE_DWORD1);
- OUT_BATCH(0x3f800000 /* 1.0 in IEEE float */ );
-
-
- OUT_BATCH(_3DSTATE_COLOR_FACTOR_CMD);
- OUT_BATCH(0x80808080); /* .5 required in alpha for GL_DOT3_RGBA_EXT */
-
- ADVANCE_BATCH();
-}
-
-
-#define emit( intel, state, size ) \
-do { \
- int k; \
- BEGIN_BATCH( size / sizeof(GLuint)); \
- for (k = 0 ; k < size / sizeof(GLuint) ; k++) \
- OUT_BATCH(state[k]); \
- ADVANCE_BATCH(); \
-} while (0);
-
-static GLuint get_state_size( struct i830_hw_state *state )
-{
- GLuint dirty = state->active & ~state->emitted;
- GLuint sz = 0;
- GLuint i;
-
- if (dirty & I830_UPLOAD_INVARIENT)
- sz += 40 * sizeof(int);
-
- if (dirty & I830_UPLOAD_CTX)
- sz += sizeof(state->Ctx);
-
- if (dirty & I830_UPLOAD_BUFFERS)
- sz += sizeof(state->Buffer);
-
- if (dirty & I830_UPLOAD_STIPPLE)
- sz += sizeof(state->Stipple);
-
- for (i = 0; i < I830_TEX_UNITS; i++) {
- if ((dirty & I830_UPLOAD_TEX(i)))
- sz += sizeof(state->Tex[i]);
-
- if (dirty & I830_UPLOAD_TEXBLEND(i))
- sz += state->TexBlendWordsUsed[i] * 4;
- }
-
- return sz;
-}
-
-
-/* Push the state into the sarea and/or texture memory.
- */
-static void i830_emit_state( intelContextPtr intel )
-{
- i830ContextPtr i830 = I830_CONTEXT(intel);
- struct i830_hw_state *state = i830->current;
- int i;
- GLuint dirty = state->active & ~state->emitted;
- GLuint counter = intel->batch.counter;
- BATCH_LOCALS;
-
- if (intel->batch.space < get_state_size(state)) {
- intelFlushBatch(intel, GL_TRUE);
- dirty = state->active & ~state->emitted;
- counter = intel->batch.counter;
- }
-
- if (dirty & I830_UPLOAD_INVARIENT) {
- if (VERBOSE) fprintf(stderr, "I830_UPLOAD_INVARIENT:\n");
- i830_emit_invarient_state( intel );
- }
-
- if (dirty & I830_UPLOAD_CTX) {
- if (VERBOSE) fprintf(stderr, "I830_UPLOAD_CTX:\n");
- emit( i830, state->Ctx, sizeof(state->Ctx) );
- }
-
- if (dirty & I830_UPLOAD_BUFFERS) {
- if (VERBOSE) fprintf(stderr, "I830_UPLOAD_BUFFERS:\n");
- emit( i830, state->Buffer, sizeof(state->Buffer) );
- }
-
- if (dirty & I830_UPLOAD_STIPPLE) {
- if (VERBOSE) fprintf(stderr, "I830_UPLOAD_STIPPLE:\n");
- emit( i830, state->Stipple, sizeof(state->Stipple) );
- }
-
- for (i = 0; i < I830_TEX_UNITS; i++) {
- if ((dirty & I830_UPLOAD_TEX(i))) {
- if (VERBOSE) fprintf(stderr, "I830_UPLOAD_TEX(%d):\n", i);
- emit( i830, state->Tex[i], sizeof(state->Tex[i]));
- }
-
- if (dirty & I830_UPLOAD_TEXBLEND(i)) {
- if (VERBOSE) fprintf(stderr, "I830_UPLOAD_TEXBLEND(%d):\n", i);
- emit( i830, state->TexBlend[i],
- state->TexBlendWordsUsed[i] * 4 );
- }
- }
-
- state->emitted |= dirty;
- intel->batch.last_emit_state = counter;
- assert(counter == intel->batch.counter);
-}
-
-static void i830_destroy_context( intelContextPtr intel )
-{
- _tnl_free_vertices(&intel->ctx);
-}
-
-static void
-i830_set_color_region(intelContextPtr intel, const intelRegion *region)
-{
- i830ContextPtr i830 = I830_CONTEXT(intel);
- I830_STATECHANGE( i830, I830_UPLOAD_BUFFERS );
- i830->state.Buffer[I830_DESTREG_CBUFADDR1] =
- (BUF_3D_ID_COLOR_BACK | BUF_3D_PITCH(region->pitch) | BUF_3D_USE_FENCE);
- i830->state.Buffer[I830_DESTREG_CBUFADDR2] = region->offset;
-}
-
-
-static void
-i830_set_z_region(intelContextPtr intel, const intelRegion *region)
-{
- i830ContextPtr i830 = I830_CONTEXT(intel);
- I830_STATECHANGE( i830, I830_UPLOAD_BUFFERS );
- i830->state.Buffer[I830_DESTREG_DBUFADDR1] =
- (BUF_3D_ID_DEPTH | BUF_3D_PITCH(region->pitch) | BUF_3D_USE_FENCE);
- i830->state.Buffer[I830_DESTREG_DBUFADDR2] = region->offset;
-}
-
-
-static void
-i830_update_color_z_regions(intelContextPtr intel,
- const intelRegion *colorRegion,
- const intelRegion *depthRegion)
-{
- i830ContextPtr i830 = I830_CONTEXT(intel);
-
- i830->state.Buffer[I830_DESTREG_CBUFADDR1] =
- (BUF_3D_ID_COLOR_BACK | BUF_3D_PITCH(colorRegion->pitch) | BUF_3D_USE_FENCE);
- i830->state.Buffer[I830_DESTREG_CBUFADDR2] = colorRegion->offset;
-
- i830->state.Buffer[I830_DESTREG_DBUFADDR1] =
- (BUF_3D_ID_DEPTH | BUF_3D_PITCH(depthRegion->pitch) | BUF_3D_USE_FENCE);
- i830->state.Buffer[I830_DESTREG_DBUFADDR2] = depthRegion->offset;
-}
-
-
-/* This isn't really handled at the moment.
- */
-static void i830_lost_hardware( intelContextPtr intel )
-{
- I830_CONTEXT(intel)->state.emitted = 0;
-}
-
-
-
-static void i830_emit_flush( intelContextPtr intel )
-{
- BATCH_LOCALS;
-
- BEGIN_BATCH(2);
- OUT_BATCH( MI_FLUSH | FLUSH_MAP_CACHE );
- OUT_BATCH( 0 );
- ADVANCE_BATCH();
-}
-
-
-
-
-void i830InitVtbl( i830ContextPtr i830 )
-{
- i830->intel.vtbl.alloc_tex_obj = i830AllocTexObj;
- i830->intel.vtbl.check_vertex_size = i830_check_vertex_size;
- i830->intel.vtbl.clear_with_tris = i830ClearWithTris;
- i830->intel.vtbl.rotate_window = i830RotateWindow;
- i830->intel.vtbl.destroy = i830_destroy_context;
- i830->intel.vtbl.emit_state = i830_emit_state;
- i830->intel.vtbl.lost_hardware = i830_lost_hardware;
- i830->intel.vtbl.reduced_primitive_state = i830_reduced_primitive_state;
- i830->intel.vtbl.set_color_region = i830_set_color_region;
- i830->intel.vtbl.set_z_region = i830_set_z_region;
- i830->intel.vtbl.update_color_z_regions = i830_update_color_z_regions;
- i830->intel.vtbl.update_texture_state = i830UpdateTextureState;
- i830->intel.vtbl.emit_flush = i830_emit_flush;
- i830->intel.vtbl.render_start = i830_render_start;
- i830->intel.vtbl.render_prevalidate = i830_render_prevalidate;
-}
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#include "i915_context.h"
-#include "imports.h"
-#include "intel_tex.h"
-#include "intel_tris.h"
-#include "tnl/t_context.h"
-#include "tnl/t_pipeline.h"
-#include "tnl/t_vertex.h"
-
-#include "swrast/swrast.h"
-#include "swrast_setup/swrast_setup.h"
-#include "tnl/tnl.h"
-#include "vbo/vbo.h"
-
-
-#include "utils.h"
-#include "i915_reg.h"
-
-/***************************************
- * Mesa's Driver Functions
- ***************************************/
-
-static const struct dri_extension i915_extensions[] =
-{
- { "GL_ARB_depth_texture", NULL },
- { "GL_ARB_fragment_program", NULL },
- { "GL_ARB_shadow", NULL },
- { "GL_ARB_texture_env_crossbar", NULL },
- { "GL_EXT_shadow_funcs", NULL },
- /* ARB extn won't work if not enabled */
- { "GL_SGIX_depth_texture", NULL },
- { NULL, NULL }
-};
-
-/* Override intel default.
- */
-static void i915InvalidateState( GLcontext *ctx, GLuint new_state )
-{
- _swrast_InvalidateState( ctx, new_state );
- _swsetup_InvalidateState( ctx, new_state );
- _vbo_InvalidateState( ctx, new_state );
- _tnl_InvalidateState( ctx, new_state );
- _tnl_invalidate_vertex_state( ctx, new_state );
- INTEL_CONTEXT(ctx)->NewGLState |= new_state;
-
- /* Todo: gather state values under which tracked parameters become
- * invalidated, add callbacks for things like
- * ProgramLocalParameters, etc.
- */
- {
- struct i915_fragment_program *p =
- (struct i915_fragment_program *)ctx->FragmentProgram._Current;
- if (p && p->nr_params)
- p->params_uptodate = 0;
- }
-
- if (new_state & (_NEW_FOG|_NEW_HINT|_NEW_PROGRAM))
- i915_update_fog(ctx);
-}
-
-
-static void i915InitDriverFunctions( struct dd_function_table *functions )
-{
- intelInitDriverFunctions( functions );
- i915InitStateFunctions( functions );
- i915InitTextureFuncs( functions );
- i915InitFragProgFuncs( functions );
- functions->UpdateState = i915InvalidateState;
-}
-
-
-
-GLboolean i915CreateContext( const __GLcontextModes *mesaVis,
- __DRIcontextPrivate *driContextPriv,
- void *sharedContextPrivate)
-{
- struct dd_function_table functions;
- i915ContextPtr i915 = (i915ContextPtr) CALLOC_STRUCT(i915_context);
- intelContextPtr intel = &i915->intel;
- GLcontext *ctx = &intel->ctx;
- GLuint i;
-
- if (!i915) return GL_FALSE;
-
- i915InitVtbl( i915 );
-
- i915InitDriverFunctions( &functions );
-
- if (!intelInitContext( intel, mesaVis, driContextPriv,
- sharedContextPrivate, &functions )) {
- FREE(i915);
- return GL_FALSE;
- }
-
- ctx->Const.MaxTextureUnits = I915_TEX_UNITS;
- ctx->Const.MaxTextureImageUnits = I915_TEX_UNITS;
- ctx->Const.MaxTextureCoordUnits = I915_TEX_UNITS;
-
- intel->nr_heaps = 1;
- intel->texture_heaps[0] =
- driCreateTextureHeap( 0, intel,
- intel->intelScreen->tex.size,
- 12,
- I830_NR_TEX_REGIONS,
- intel->sarea->texList,
- (unsigned *) & intel->sarea->texAge,
- & intel->swapped,
- sizeof( struct i915_texture_object ),
- (destroy_texture_object_t *)intelDestroyTexObj );
-
- /* FIXME: driCalculateMaxTextureLevels assumes that mipmaps are
- * tightly packed, but they're not in Intel graphics
- * hardware.
- */
- ctx->Const.MaxTextureUnits = I915_TEX_UNITS;
- i = driQueryOptioni( &intel->optionCache, "allow_large_textures");
- driCalculateMaxTextureLevels( intel->texture_heaps,
- intel->nr_heaps,
- &intel->ctx.Const,
- 4,
- 11, /* max 2D texture size is 2048x2048 */
- 8, /* 3D texture */
- 11, /* cube texture. */
- 11, /* rect texture */
- 12,
- GL_FALSE,
- i );
-
- /* GL_ARB_fragment_program limits - don't think Mesa actually
- * validates programs against these, and in any case one ARB
- * instruction can translate to more than one HW instruction, so
- * we'll still have to check and fallback each time.
- */
-
- ctx->Const.FragmentProgram.MaxNativeTemps = I915_MAX_TEMPORARY;
- ctx->Const.FragmentProgram.MaxNativeAttribs = 11; /* 8 tex, 2 color, fog */
- ctx->Const.FragmentProgram.MaxNativeParameters = I915_MAX_CONSTANT;
- ctx->Const.FragmentProgram.MaxNativeAluInstructions = I915_MAX_ALU_INSN;
- ctx->Const.FragmentProgram.MaxNativeTexInstructions = I915_MAX_TEX_INSN;
- ctx->Const.FragmentProgram.MaxNativeInstructions = (I915_MAX_ALU_INSN +
- I915_MAX_TEX_INSN);
- ctx->Const.FragmentProgram.MaxNativeTexIndirections = I915_MAX_TEX_INDIRECT;
- ctx->Const.FragmentProgram.MaxNativeAddressRegs = 0; /* I don't think we have one */
- ctx->FragmentProgram._MaintainTexEnvProgram = GL_TRUE;
- ctx->FragmentProgram._UseTexEnvProgram = GL_TRUE;
-
-
- driInitExtensions( ctx, i915_extensions, GL_FALSE );
-
-
- _tnl_init_vertices( ctx, ctx->Const.MaxArrayLockSize + 12,
- 36 * sizeof(GLfloat) );
-
- intel->verts = TNL_CONTEXT(ctx)->clipspace.vertex_buf;
-
- i915InitState( i915 );
-
- return GL_TRUE;
-}
-
+++ /dev/null
- /**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#ifndef I915CONTEXT_INC
-#define I915CONTEXT_INC
-
-#include "intel_context.h"
-
-#define I915_FALLBACK_TEXTURE 0x1000
-#define I915_FALLBACK_COLORMASK 0x2000
-#define I915_FALLBACK_STENCIL 0x4000
-#define I915_FALLBACK_STIPPLE 0x8000
-#define I915_FALLBACK_PROGRAM 0x10000
-#define I915_FALLBACK_LOGICOP 0x20000
-#define I915_FALLBACK_POLYGON_SMOOTH 0x40000
-#define I915_FALLBACK_POINT_SMOOTH 0x80000
-
-#define I915_UPLOAD_CTX 0x1
-#define I915_UPLOAD_BUFFERS 0x2
-#define I915_UPLOAD_STIPPLE 0x4
-#define I915_UPLOAD_PROGRAM 0x8
-#define I915_UPLOAD_CONSTANTS 0x10
-#define I915_UPLOAD_FOG 0x20
-#define I915_UPLOAD_INVARIENT 0x40
-#define I915_UPLOAD_TEX(i) (0x00010000<<(i))
-#define I915_UPLOAD_TEX_ALL (0x00ff0000)
-#define I915_UPLOAD_TEX_0_SHIFT 16
-
-
-/* State structure offsets - these will probably disappear.
- */
-#define I915_DESTREG_CBUFADDR0 0
-#define I915_DESTREG_CBUFADDR1 1
-#define I915_DESTREG_CBUFADDR2 2
-#define I915_DESTREG_DBUFADDR0 3
-#define I915_DESTREG_DBUFADDR1 4
-#define I915_DESTREG_DBUFADDR2 5
-#define I915_DESTREG_DV0 6
-#define I915_DESTREG_DV1 7
-#define I915_DESTREG_SENABLE 8
-#define I915_DESTREG_SR0 9
-#define I915_DESTREG_SR1 10
-#define I915_DESTREG_SR2 11
-#define I915_DEST_SETUP_SIZE 12
-
-#define I915_CTXREG_STATE4 0
-#define I915_CTXREG_LI 1
-#define I915_CTXREG_LIS2 2
-#define I915_CTXREG_LIS4 3
-#define I915_CTXREG_LIS5 4
-#define I915_CTXREG_LIS6 5
-#define I915_CTXREG_IAB 6
-#define I915_CTXREG_BLENDCOLOR0 7
-#define I915_CTXREG_BLENDCOLOR1 8
-#define I915_CTX_SETUP_SIZE 9
-
-#define I915_FOGREG_COLOR 0
-#define I915_FOGREG_MODE0 1
-#define I915_FOGREG_MODE1 2
-#define I915_FOGREG_MODE2 3
-#define I915_FOGREG_MODE3 4
-#define I915_FOG_SETUP_SIZE 5
-
-#define I915_STPREG_ST0 0
-#define I915_STPREG_ST1 1
-#define I915_STP_SETUP_SIZE 2
-
-#define I915_TEXREG_MS2 0
-#define I915_TEXREG_MS3 1
-#define I915_TEXREG_MS4 2
-#define I915_TEXREG_SS2 3
-#define I915_TEXREG_SS3 4
-#define I915_TEXREG_SS4 5
-#define I915_TEX_SETUP_SIZE 6
-
-#define I915_MAX_CONSTANT 32
-#define I915_CONSTANT_SIZE (2+(4*I915_MAX_CONSTANT))
-
-
-#define I915_PROGRAM_SIZE 192
-
-
-/* Hardware version of a parsed fragment program. "Derived" from the
- * mesa fragment_program struct.
- */
-struct i915_fragment_program {
- struct gl_fragment_program FragProg;
-
- GLboolean translated;
- GLboolean params_uptodate;
- GLboolean on_hardware;
- GLboolean error; /* If program is malformed for any reason. */
-
- GLuint nr_tex_indirect;
- GLuint nr_tex_insn;
- GLuint nr_alu_insn;
- GLuint nr_decl_insn;
-
-
-
-
- /* TODO: split between the stored representation of a program and
- * the state used to build that representation.
- */
- GLcontext *ctx;
-
- GLuint declarations[I915_PROGRAM_SIZE];
- GLuint program[I915_PROGRAM_SIZE];
-
- GLfloat constant[I915_MAX_CONSTANT][4];
- GLuint constant_flags[I915_MAX_CONSTANT];
- GLuint nr_constants;
-
- GLuint *csr; /* Cursor, points into program.
- */
-
- GLuint *decl; /* Cursor, points into declarations.
- */
-
- GLuint decl_s; /* flags for which s regs need to be decl'd */
- GLuint decl_t; /* flags for which t regs need to be decl'd */
-
- GLuint temp_flag; /* Tracks temporary regs which are in
- * use.
- */
-
- GLuint utemp_flag; /* Tracks TYPE_U temporary regs which are in
- * use.
- */
-
-
-
- /* Helpers for i915_fragprog.c:
- */
- GLuint wpos_tex;
- GLboolean depth_written;
-
- struct {
- GLuint reg; /* Hardware constant idx */
- const GLfloat *values; /* Pointer to tracked values */
- } param[I915_MAX_CONSTANT];
- GLuint nr_params;
-
-
-
-
- /* Helpers for i915_texprog.c:
- */
- GLuint src_texture; /* Reg containing sampled texture color,
- * else UREG_BAD.
- */
-
- GLuint src_previous; /* Reg containing color from previous
- * stage. May need to be decl'd.
- */
-
- GLuint last_tex_stage; /* Number of last enabled texture unit */
-
- struct vertex_buffer *VB;
-};
-
-
-
-
-
-
-struct i915_texture_object
-{
- struct intel_texture_object intel;
- GLenum lastTarget;
- GLboolean refs_border_color;
- GLuint Setup[I915_TEX_SETUP_SIZE];
-};
-
-#define I915_TEX_UNITS 8
-
-
-struct i915_hw_state {
- GLuint Ctx[I915_CTX_SETUP_SIZE];
- GLuint Buffer[I915_DEST_SETUP_SIZE];
- GLuint Stipple[I915_STP_SETUP_SIZE];
- GLuint Fog[I915_FOG_SETUP_SIZE];
- GLuint Tex[I915_TEX_UNITS][I915_TEX_SETUP_SIZE];
- GLuint Constant[I915_CONSTANT_SIZE];
- GLuint ConstantSize;
- GLuint Program[I915_PROGRAM_SIZE];
- GLuint ProgramSize;
- GLuint active; /* I915_UPLOAD_* */
- GLuint emitted; /* I915_UPLOAD_* */
-};
-
-#define I915_FOG_PIXEL 2
-#define I915_FOG_VERTEX 1
-#define I915_FOG_NONE 0
-
-struct i915_context
-{
- struct intel_context intel;
-
- GLuint last_ReallyEnabled;
- GLuint vertex_fog;
-
- struct i915_fragment_program tex_program;
- struct i915_fragment_program *current_program;
-
- struct i915_hw_state meta, initial, state, *current;
-};
-
-
-typedef struct i915_context *i915ContextPtr;
-typedef struct i915_texture_object *i915TextureObjectPtr;
-
-#define I915_CONTEXT(ctx) ((i915ContextPtr)(ctx))
-
-
-
-#define I915_STATECHANGE(i915, flag) \
-do { \
- if (0) fprintf(stderr, "I915_STATECHANGE %x in %s\n", flag, __FUNCTION__); \
- INTEL_FIREVERTICES( &(i915)->intel ); \
- (i915)->state.emitted &= ~(flag); \
-} while (0)
-
-#define I915_ACTIVESTATE(i915, flag, mode) \
-do { \
- if (0) fprintf(stderr, "I915_ACTIVESTATE %x %d in %s\n", \
- flag, mode, __FUNCTION__); \
- INTEL_FIREVERTICES( &(i915)->intel ); \
- if (mode) \
- (i915)->state.active |= (flag); \
- else \
- (i915)->state.active &= ~(flag); \
-} while (0)
-
-
-/*======================================================================
- * i915_vtbl.c
- */
-extern void i915InitVtbl( i915ContextPtr i915 );
-
-
-
-#define SZ_TO_HW(sz) ((sz-2)&0x3)
-#define EMIT_SZ(sz) (EMIT_1F + (sz) - 1)
-#define EMIT_ATTR( ATTR, STYLE, S4, SZ ) \
-do { \
- intel->vertex_attrs[intel->vertex_attr_count].attrib = (ATTR); \
- intel->vertex_attrs[intel->vertex_attr_count].format = (STYLE); \
- s4 |= S4; \
- intel->vertex_attr_count++; \
- offset += (SZ); \
-} while (0)
-
-#define EMIT_PAD( N ) \
-do { \
- intel->vertex_attrs[intel->vertex_attr_count].attrib = 0; \
- intel->vertex_attrs[intel->vertex_attr_count].format = EMIT_PAD; \
- intel->vertex_attrs[intel->vertex_attr_count].offset = (N); \
- intel->vertex_attr_count++; \
- offset += (N); \
-} while (0)
-
-
-
-/*======================================================================
- * i915_context.c
- */
-extern GLboolean i915CreateContext( const __GLcontextModes *mesaVis,
- __DRIcontextPrivate *driContextPriv,
- void *sharedContextPrivate);
-
-
-/*======================================================================
- * i915_texprog.c
- */
-extern void i915ValidateTextureProgram( i915ContextPtr i915 );
-
-
-/*======================================================================
- * i915_debug.c
- */
-extern void i915_disassemble_program( const GLuint *program, GLuint sz );
-extern void i915_print_ureg( const char *msg, GLuint ureg );
-
-
-/*======================================================================
- * i915_state.c
- */
-extern void i915InitStateFunctions( struct dd_function_table *functions );
-extern void i915InitState( i915ContextPtr i915 );
-extern void i915_update_fog(GLcontext *ctxx);
-
-
-/*======================================================================
- * i915_tex.c
- */
-extern void i915UpdateTextureState( intelContextPtr intel );
-extern void i915InitTextureFuncs( struct dd_function_table *functions );
-extern intelTextureObjectPtr i915AllocTexObj( struct gl_texture_object *texObj );
-
-/*======================================================================
- * i915_metaops.c
- */
-extern GLboolean
-i915TryTextureReadPixels( GLcontext *ctx,
- GLint x, GLint y, GLsizei width, GLsizei height,
- GLenum format, GLenum type,
- const struct gl_pixelstore_attrib *pack,
- GLvoid *pixels );
-
-extern GLboolean
-i915TryTextureDrawPixels( GLcontext *ctx,
- GLint x, GLint y, GLsizei width, GLsizei height,
- GLenum format, GLenum type,
- const struct gl_pixelstore_attrib *unpack,
- const GLvoid *pixels );
-
-extern void
-i915ClearWithTris( intelContextPtr intel, GLbitfield mask,
- GLboolean all, GLint cx, GLint cy, GLint cw, GLint ch);
-
-
-extern void
-i915RotateWindow(intelContextPtr intel, __DRIdrawablePrivate *dPriv,
- GLuint srcBuf);
-
-/*======================================================================
- * i915_fragprog.c
- */
-extern void i915ValidateFragmentProgram( i915ContextPtr i915 );
-extern void i915InitFragProgFuncs( struct dd_function_table *functions );
-
-#endif
-
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#include "i915_reg.h"
-#include "i915_context.h"
-#include <stdio.h>
-
-
-static const char *opcodes[0x20] = {
- "NOP",
- "ADD",
- "MOV",
- "MUL",
- "MAD",
- "DP2ADD",
- "DP3",
- "DP4",
- "FRC",
- "RCP",
- "RSQ",
- "EXP",
- "LOG",
- "CMP",
- "MIN",
- "MAX",
- "FLR",
- "MOD",
- "TRC",
- "SGE",
- "SLT",
- "TEXLD",
- "TEXLDP",
- "TEXLDB",
- "TEXKILL",
- "DCL",
- "0x1a",
- "0x1b",
- "0x1c",
- "0x1d",
- "0x1e",
- "0x1f",
-};
-
-
-static const int args[0x20] = {
- 0, /* 0 nop */
- 2, /* 1 add */
- 1, /* 2 mov */
- 2, /* 3 m ul */
- 3, /* 4 mad */
- 3, /* 5 dp2add */
- 2, /* 6 dp3 */
- 2, /* 7 dp4 */
- 1, /* 8 frc */
- 1, /* 9 rcp */
- 1, /* a rsq */
- 1, /* b exp */
- 1, /* c log */
- 3, /* d cmp */
- 2, /* e min */
- 2, /* f max */
- 1, /* 10 flr */
- 1, /* 11 mod */
- 1, /* 12 trc */
- 2, /* 13 sge */
- 2, /* 14 slt */
- 1,
- 1,
- 1,
- 1,
- 0,
- 0,
- 0,
- 0,
- 0,
- 0,
- 0,
-};
-
-
-static const char *regname[0x8] = {
- "R",
- "T",
- "CONST",
- "S",
- "OC",
- "OD",
- "U",
- "UNKNOWN",
-};
-
-static void print_reg_type_nr( GLuint type, GLuint nr )
-{
- switch (type) {
- case REG_TYPE_T:
- switch (nr) {
- case T_DIFFUSE: fprintf(stderr, "T_DIFFUSE"); return;
- case T_SPECULAR: fprintf(stderr, "T_SPECULAR"); return;
- case T_FOG_W: fprintf(stderr, "T_FOG_W"); return;
- default: fprintf(stderr, "T_TEX%d", nr); return;
- }
- case REG_TYPE_OC:
- if (nr == 0) {
- fprintf(stderr, "oC");
- return;
- }
- break;
- case REG_TYPE_OD:
- if (nr == 0) {
- fprintf(stderr, "oD");
- return;
- }
- break;
- default:
- break;
- }
-
- fprintf(stderr, "%s[%d]", regname[type], nr);
-}
-
-#define REG_SWIZZLE_MASK 0x7777
-#define REG_NEGATE_MASK 0x8888
-
-#define REG_SWIZZLE_XYZW ((SRC_X << A2_SRC2_CHANNEL_X_SHIFT) | \
- (SRC_Y << A2_SRC2_CHANNEL_Y_SHIFT) | \
- (SRC_Z << A2_SRC2_CHANNEL_Z_SHIFT) | \
- (SRC_W << A2_SRC2_CHANNEL_W_SHIFT))
-
-
-static void print_reg_neg_swizzle( GLuint reg )
-{
- int i;
-
- if ((reg & REG_SWIZZLE_MASK) == REG_SWIZZLE_XYZW &&
- (reg & REG_NEGATE_MASK) == 0)
- return;
-
- fprintf(stderr, ".");
-
- for (i = 3 ; i >= 0; i--) {
- if (reg & (1<<((i*4)+3)))
- fprintf(stderr, "-");
-
- switch ((reg>>(i*4)) & 0x7) {
- case 0: fprintf(stderr, "x"); break;
- case 1: fprintf(stderr, "y"); break;
- case 2: fprintf(stderr, "z"); break;
- case 3: fprintf(stderr, "w"); break;
- case 4: fprintf(stderr, "0"); break;
- case 5: fprintf(stderr, "1"); break;
- default: fprintf(stderr, "?"); break;
- }
- }
-}
-
-
-static void print_src_reg( GLuint dword )
-{
- GLuint nr = (dword >> A2_SRC2_NR_SHIFT) & REG_NR_MASK;
- GLuint type = (dword >> A2_SRC2_TYPE_SHIFT) & REG_TYPE_MASK;
- print_reg_type_nr( type, nr );
- print_reg_neg_swizzle( dword );
-}
-
-void i915_print_ureg( const char *msg, GLuint ureg )
-{
- fprintf(stderr, "%s: ", msg);
- print_src_reg( ureg >> 8 );
- fprintf(stderr, "\n");
-}
-
-static void print_dest_reg( GLuint dword )
-{
- GLuint nr = (dword >> A0_DEST_NR_SHIFT) & REG_NR_MASK;
- GLuint type = (dword >> A0_DEST_TYPE_SHIFT) & REG_TYPE_MASK;
- print_reg_type_nr( type, nr );
- if ((dword & A0_DEST_CHANNEL_ALL) == A0_DEST_CHANNEL_ALL)
- return;
- fprintf(stderr, ".");
- if (dword & A0_DEST_CHANNEL_X) fprintf(stderr, "x");
- if (dword & A0_DEST_CHANNEL_Y) fprintf(stderr, "y");
- if (dword & A0_DEST_CHANNEL_Z) fprintf(stderr, "z");
- if (dword & A0_DEST_CHANNEL_W) fprintf(stderr, "w");
-}
-
-
-#define GET_SRC0_REG(r0, r1) ((r0<<14)|(r1>>A1_SRC0_CHANNEL_W_SHIFT))
-#define GET_SRC1_REG(r0, r1) ((r0<<8)|(r1>>A2_SRC1_CHANNEL_W_SHIFT))
-#define GET_SRC2_REG(r) (r)
-
-
-static void print_arith_op( GLuint opcode, const GLuint *program )
-{
- if (opcode != A0_NOP) {
- print_dest_reg(program[0]);
- if (program[0] & A0_DEST_SATURATE)
- fprintf(stderr, " = SATURATE ");
- else
- fprintf(stderr, " = ");
- }
-
- fprintf(stderr, "%s ", opcodes[opcode]);
-
- print_src_reg(GET_SRC0_REG(program[0], program[1]));
- if (args[opcode] == 1) {
- fprintf(stderr, "\n");
- return;
- }
-
- fprintf(stderr, ", ");
- print_src_reg(GET_SRC1_REG(program[1], program[2]));
- if (args[opcode] == 2) {
- fprintf(stderr, "\n");
- return;
- }
-
- fprintf(stderr, ", ");
- print_src_reg(GET_SRC2_REG(program[2]));
- fprintf(stderr, "\n");
- return;
-}
-
-
-static void print_tex_op( GLuint opcode, const GLuint *program )
-{
- print_dest_reg(program[0] | A0_DEST_CHANNEL_ALL);
- fprintf(stderr, " = ");
-
- fprintf(stderr, "%s ", opcodes[opcode]);
-
- fprintf(stderr, "S[%d],",
- program[0] & T0_SAMPLER_NR_MASK);
-
- print_reg_type_nr( (program[1]>>T1_ADDRESS_REG_TYPE_SHIFT) & REG_TYPE_MASK,
- (program[1]>>T1_ADDRESS_REG_NR_SHIFT) & REG_NR_MASK );
- fprintf(stderr, "\n");
-}
-
-static void print_dcl_op( GLuint opcode, const GLuint *program )
-{
- fprintf(stderr, "%s ", opcodes[opcode]);
- print_dest_reg(program[0] | A0_DEST_CHANNEL_ALL);
- fprintf(stderr, "\n");
-}
-
-
-void i915_disassemble_program( const GLuint *program, GLuint sz )
-{
- GLuint size = program[0] & 0x1ff;
- GLint i;
-
- fprintf(stderr, "BEGIN\n");
-
- if (size+2 != sz) {
- fprintf(stderr, "%s: program size mismatch %d/%d\n", __FUNCTION__,
- size+2, sz);
- exit(1);
- }
-
- program ++;
- for (i = 1 ; i < sz ; i+=3, program+=3) {
- GLuint opcode = program[0] & (0x1f<<24);
-
- if ((GLint) opcode >= A0_NOP && opcode <= A0_SLT)
- print_arith_op(opcode >> 24, program);
- else if (opcode >= T0_TEXLD && opcode <= T0_TEXKILL)
- print_tex_op(opcode >> 24, program);
- else if (opcode == D0_DCL)
- print_dcl_op(opcode >> 24, program);
- else
- fprintf(stderr, "Unknown opcode 0x%x\n", opcode);
- }
-
- fprintf(stderr, "END\n\n");
-}
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#include "glheader.h"
-#include "macros.h"
-#include "enums.h"
-
-#include "shader/prog_instruction.h"
-#include "shader/prog_parameter.h"
-#include "shader/program.h"
-#include "shader/programopt.h"
-
-#include "tnl/tnl.h"
-#include "tnl/t_context.h"
-
-#include "intel_batchbuffer.h"
-
-#include "i915_reg.h"
-#include "i915_context.h"
-#include "i915_program.h"
-
-
-
-/* 1, -1/3!, 1/5!, -1/7! */
-static const GLfloat sin_constants[4] = { 1.0,
- -1.0/(3*2*1),
- 1.0/(5*4*3*2*1),
- -1.0/(7*6*5*4*3*2*1) };
-
-/* 1, -1/2!, 1/4!, -1/6! */
-static const GLfloat cos_constants[4] = { 1.0,
- -1.0/(2*1),
- 1.0/(4*3*2*1),
- -1.0/(6*5*4*3*2*1) };
-
-/**
- * Retrieve a ureg for the given source register. Will emit
- * constants, apply swizzling and negation as needed.
- */
-static GLuint src_vector( struct i915_fragment_program *p,
- const struct prog_src_register *source,
- const struct gl_fragment_program *program )
-{
- GLuint src;
-
- switch (source->File) {
-
- /* Registers:
- */
- case PROGRAM_TEMPORARY:
- if (source->Index >= I915_MAX_TEMPORARY) {
- i915_program_error( p, "Exceeded max temporary reg" );
- return 0;
- }
- src = UREG( REG_TYPE_R, source->Index );
- break;
- case PROGRAM_INPUT:
- switch (source->Index) {
- case FRAG_ATTRIB_WPOS:
- src = i915_emit_decl( p, REG_TYPE_T, p->wpos_tex, D0_CHANNEL_ALL );
- break;
- case FRAG_ATTRIB_COL0:
- src = i915_emit_decl( p, REG_TYPE_T, T_DIFFUSE, D0_CHANNEL_ALL );
- break;
- case FRAG_ATTRIB_COL1:
- src = i915_emit_decl( p, REG_TYPE_T, T_SPECULAR, D0_CHANNEL_XYZ );
- src = swizzle( src, X, Y, Z, ONE );
- break;
- case FRAG_ATTRIB_FOGC:
- src = i915_emit_decl( p, REG_TYPE_T, T_FOG_W, D0_CHANNEL_W );
- src = swizzle( src, W, W, W, W );
- break;
- case FRAG_ATTRIB_TEX0:
- case FRAG_ATTRIB_TEX1:
- case FRAG_ATTRIB_TEX2:
- case FRAG_ATTRIB_TEX3:
- case FRAG_ATTRIB_TEX4:
- case FRAG_ATTRIB_TEX5:
- case FRAG_ATTRIB_TEX6:
- case FRAG_ATTRIB_TEX7:
- src = i915_emit_decl( p, REG_TYPE_T,
- T_TEX0 + (source->Index - FRAG_ATTRIB_TEX0),
- D0_CHANNEL_ALL );
- break;
-
- default:
- i915_program_error( p, "Bad source->Index" );
- return 0;
- }
- break;
-
- /* Various paramters and env values. All emitted to
- * hardware as program constants.
- */
- case PROGRAM_LOCAL_PARAM:
- src = i915_emit_param4fv(
- p, program->Base.LocalParams[source->Index]);
- break;
-
- case PROGRAM_ENV_PARAM:
- src = i915_emit_param4fv(
- p, p->ctx->FragmentProgram.Parameters[source->Index]);
- break;
-
- case PROGRAM_CONSTANT:
- case PROGRAM_STATE_VAR:
- case PROGRAM_NAMED_PARAM:
- src = i915_emit_param4fv(
- p, program->Base.Parameters->ParameterValues[source->Index] );
- break;
-
- default:
- i915_program_error( p, "Bad source->File" );
- return 0;
- }
-
- src = swizzle(src,
- GET_SWZ(source->Swizzle, 0),
- GET_SWZ(source->Swizzle, 1),
- GET_SWZ(source->Swizzle, 2),
- GET_SWZ(source->Swizzle, 3));
-
- if (source->NegateBase)
- src = negate( src,
- GET_BIT(source->NegateBase, 0),
- GET_BIT(source->NegateBase, 1),
- GET_BIT(source->NegateBase, 2),
- GET_BIT(source->NegateBase, 3));
-
- return src;
-}
-
-
-static GLuint get_result_vector( struct i915_fragment_program *p,
- const struct prog_instruction *inst )
-{
- switch (inst->DstReg.File) {
- case PROGRAM_OUTPUT:
- switch (inst->DstReg.Index) {
- case FRAG_RESULT_COLR:
- return UREG(REG_TYPE_OC, 0);
- case FRAG_RESULT_DEPR:
- p->depth_written = 1;
- return UREG(REG_TYPE_OD, 0);
- default:
- i915_program_error( p, "Bad inst->DstReg.Index" );
- return 0;
- }
- case PROGRAM_TEMPORARY:
- return UREG(REG_TYPE_R, inst->DstReg.Index);
- default:
- i915_program_error( p, "Bad inst->DstReg.File" );
- return 0;
- }
-}
-
-static GLuint get_result_flags( const struct prog_instruction *inst )
-{
- GLuint flags = 0;
-
- if (inst->SaturateMode == SATURATE_ZERO_ONE) flags |= A0_DEST_SATURATE;
- if (inst->DstReg.WriteMask & WRITEMASK_X) flags |= A0_DEST_CHANNEL_X;
- if (inst->DstReg.WriteMask & WRITEMASK_Y) flags |= A0_DEST_CHANNEL_Y;
- if (inst->DstReg.WriteMask & WRITEMASK_Z) flags |= A0_DEST_CHANNEL_Z;
- if (inst->DstReg.WriteMask & WRITEMASK_W) flags |= A0_DEST_CHANNEL_W;
-
- return flags;
-}
-
-static GLuint translate_tex_src_target( struct i915_fragment_program *p,
- GLubyte bit )
-{
- switch (bit) {
- case TEXTURE_1D_INDEX: return D0_SAMPLE_TYPE_2D;
- case TEXTURE_2D_INDEX: return D0_SAMPLE_TYPE_2D;
- case TEXTURE_RECT_INDEX: return D0_SAMPLE_TYPE_2D;
- case TEXTURE_3D_INDEX: return D0_SAMPLE_TYPE_VOLUME;
- case TEXTURE_CUBE_INDEX: return D0_SAMPLE_TYPE_CUBE;
- default: i915_program_error(p, "TexSrcBit"); return 0;
- }
-}
-
-#define EMIT_TEX( OP ) \
-do { \
- GLuint dim = translate_tex_src_target( p, inst->TexSrcTarget ); \
- GLuint sampler = i915_emit_decl(p, REG_TYPE_S, \
- inst->TexSrcUnit, dim); \
- GLuint coord = src_vector( p, &inst->SrcReg[0], program); \
- /* Texel lookup */ \
- \
- i915_emit_texld( p, \
- get_result_vector( p, inst ), \
- get_result_flags( inst ), \
- sampler, \
- coord, \
- OP); \
-} while (0)
-
-#define EMIT_ARITH( OP, N ) \
-do { \
- i915_emit_arith( p, \
- OP, \
- get_result_vector( p, inst ), \
- get_result_flags( inst ), 0, \
- (N<1)?0:src_vector( p, &inst->SrcReg[0], program), \
- (N<2)?0:src_vector( p, &inst->SrcReg[1], program), \
- (N<3)?0:src_vector( p, &inst->SrcReg[2], program)); \
-} while (0)
-
-#define EMIT_1ARG_ARITH( OP ) EMIT_ARITH( OP, 1 )
-#define EMIT_2ARG_ARITH( OP ) EMIT_ARITH( OP, 2 )
-#define EMIT_3ARG_ARITH( OP ) EMIT_ARITH( OP, 3 )
-
-
-/* Possible concerns:
- *
- * SIN, COS -- could use another taylor step?
- * LIT -- results seem a little different to sw mesa
- * LOG -- different to mesa on negative numbers, but this is conformant.
- *
- * Parse failures -- Mesa doesn't currently give a good indication
- * internally whether a particular program string parsed or not. This
- * can lead to confusion -- hopefully we cope with it ok now.
- *
- */
-static void upload_program( struct i915_fragment_program *p )
-{
- const struct gl_fragment_program *program = p->ctx->FragmentProgram._Current;
- const struct prog_instruction *inst = program->Base.Instructions;
-
-/* _mesa_debug_fp_inst(program->Base.NumInstructions, inst); */
-
- /* Is this a parse-failed program? Ensure a valid program is
- * loaded, as the flagging of an error isn't sufficient to stop
- * this being uploaded to hardware.
- */
- if (inst[0].Opcode == OPCODE_END) {
- GLuint tmp = i915_get_utemp( p );
- i915_emit_arith( p,
- A0_MOV,
- UREG(REG_TYPE_OC, 0),
- A0_DEST_CHANNEL_ALL, 0,
- swizzle(tmp,ONE,ZERO,ONE,ONE), 0, 0);
- return;
- }
-
- while (1) {
- GLuint src0, src1, src2, flags;
- GLuint tmp = 0;
-
- switch (inst->Opcode) {
- case OPCODE_ABS:
- src0 = src_vector( p, &inst->SrcReg[0], program);
- i915_emit_arith( p,
- A0_MAX,
- get_result_vector( p, inst ),
- get_result_flags( inst ), 0,
- src0, negate(src0, 1,1,1,1), 0);
- break;
-
- case OPCODE_ADD:
- EMIT_2ARG_ARITH( A0_ADD );
- break;
-
- case OPCODE_CMP:
- src0 = src_vector( p, &inst->SrcReg[0], program);
- src1 = src_vector( p, &inst->SrcReg[1], program);
- src2 = src_vector( p, &inst->SrcReg[2], program);
- i915_emit_arith( p,
- A0_CMP,
- get_result_vector( p, inst ),
- get_result_flags( inst ), 0,
- src0, src2, src1); /* NOTE: order of src2, src1 */
- break;
-
- case OPCODE_COS:
- src0 = src_vector( p, &inst->SrcReg[0], program);
- tmp = i915_get_utemp( p );
-
- i915_emit_arith( p,
- A0_MUL,
- tmp, A0_DEST_CHANNEL_X, 0,
- src0,
- i915_emit_const1f(p, 1.0/(M_PI)),
- 0);
-
- i915_emit_arith( p,
- A0_MOD,
- tmp, A0_DEST_CHANNEL_X, 0,
- tmp,
- 0, 0 );
-
- /* By choosing different taylor constants, could get rid of this mul:
- */
- i915_emit_arith( p,
- A0_MUL,
- tmp, A0_DEST_CHANNEL_X, 0,
- tmp,
- i915_emit_const1f(p, (M_PI)),
- 0);
-
- /*
- * t0.xy = MUL x.xx11, x.x1111 ; x^2, x, 1, 1
- * t0 = MUL t0.xyxy t0.xx11 ; x^4, x^3, x^2, 1
- * t0 = MUL t0.xxz1 t0.z111 ; x^6 x^4 x^2 1
- * result = DP4 t0, cos_constants
- */
- i915_emit_arith( p,
- A0_MUL,
- tmp, A0_DEST_CHANNEL_XY, 0,
- swizzle(tmp, X,X,ONE,ONE),
- swizzle(tmp, X,ONE,ONE,ONE), 0);
-
- i915_emit_arith( p,
- A0_MUL,
- tmp, A0_DEST_CHANNEL_XYZ, 0,
- swizzle(tmp, X,Y,X,ONE),
- swizzle(tmp, X,X,ONE,ONE), 0);
-
- i915_emit_arith( p,
- A0_MUL,
- tmp, A0_DEST_CHANNEL_XYZ, 0,
- swizzle(tmp, X,X,Z,ONE),
- swizzle(tmp, Z,ONE,ONE,ONE), 0);
-
- i915_emit_arith( p,
- A0_DP4,
- get_result_vector( p, inst ),
- get_result_flags( inst ), 0,
- swizzle(tmp, ONE,Z,Y,X),
- i915_emit_const4fv( p, cos_constants ), 0);
-
- break;
-
- case OPCODE_DP3:
- EMIT_2ARG_ARITH( A0_DP3 );
- break;
-
- case OPCODE_DP4:
- EMIT_2ARG_ARITH( A0_DP4 );
- break;
-
- case OPCODE_DPH:
- src0 = src_vector( p, &inst->SrcReg[0], program);
- src1 = src_vector( p, &inst->SrcReg[1], program);
-
- i915_emit_arith( p,
- A0_DP4,
- get_result_vector( p, inst ),
- get_result_flags( inst ), 0,
- swizzle(src0, X,Y,Z,ONE), src1, 0);
- break;
-
- case OPCODE_DST:
- src0 = src_vector( p, &inst->SrcReg[0], program);
- src1 = src_vector( p, &inst->SrcReg[1], program);
-
- /* result[0] = 1 * 1;
- * result[1] = a[1] * b[1];
- * result[2] = a[2] * 1;
- * result[3] = 1 * b[3];
- */
- i915_emit_arith( p,
- A0_MUL,
- get_result_vector( p, inst ),
- get_result_flags( inst ), 0,
- swizzle(src0, ONE, Y, Z, ONE),
- swizzle(src1, ONE, Y, ONE, W ),
- 0);
- break;
-
- case OPCODE_EX2:
- src0 = src_vector( p, &inst->SrcReg[0], program);
-
- i915_emit_arith( p,
- A0_EXP,
- get_result_vector( p, inst ),
- get_result_flags( inst ), 0,
- swizzle(src0,X,X,X,X), 0, 0);
- break;
-
- case OPCODE_FLR:
- EMIT_1ARG_ARITH( A0_FLR );
- break;
-
- case OPCODE_FRC:
- EMIT_1ARG_ARITH( A0_FRC );
- break;
-
- case OPCODE_KIL:
- src0 = src_vector( p, &inst->SrcReg[0], program);
- tmp = i915_get_utemp( p );
-
- i915_emit_texld( p,
- tmp, A0_DEST_CHANNEL_ALL, /* use a dummy dest reg */
- 0,
- src0,
- T0_TEXKILL );
- break;
-
- case OPCODE_LG2:
- src0 = src_vector( p, &inst->SrcReg[0], program);
-
- i915_emit_arith( p,
- A0_LOG,
- get_result_vector( p, inst ),
- get_result_flags( inst ), 0,
- swizzle(src0,X,X,X,X), 0, 0);
- break;
-
- case OPCODE_LIT:
- src0 = src_vector( p, &inst->SrcReg[0], program);
- tmp = i915_get_utemp( p );
-
- /* tmp = max( a.xyzw, a.00zw )
- * XXX: Clamp tmp.w to -128..128
- * tmp.y = log(tmp.y)
- * tmp.y = tmp.w * tmp.y
- * tmp.y = exp(tmp.y)
- * result = cmp (a.11-x1, a.1x01, a.1xy1 )
- */
- i915_emit_arith( p, A0_MAX, tmp, A0_DEST_CHANNEL_ALL, 0,
- src0, swizzle(src0, ZERO, ZERO, Z, W), 0 );
-
- i915_emit_arith( p, A0_LOG, tmp, A0_DEST_CHANNEL_Y, 0,
- swizzle(tmp, Y, Y, Y, Y), 0, 0 );
-
- i915_emit_arith( p, A0_MUL, tmp, A0_DEST_CHANNEL_Y, 0,
- swizzle(tmp, ZERO, Y, ZERO, ZERO),
- swizzle(tmp, ZERO, W, ZERO, ZERO), 0 );
-
- i915_emit_arith( p, A0_EXP, tmp, A0_DEST_CHANNEL_Y, 0,
- swizzle(tmp, Y, Y, Y, Y), 0, 0 );
-
- i915_emit_arith( p, A0_CMP,
- get_result_vector( p, inst ),
- get_result_flags( inst ), 0,
- negate(swizzle(tmp, ONE, ONE, X, ONE),0,0,1,0),
- swizzle(tmp, ONE, X, ZERO, ONE),
- swizzle(tmp, ONE, X, Y, ONE));
-
- break;
-
- case OPCODE_LRP:
- src0 = src_vector( p, &inst->SrcReg[0], program);
- src1 = src_vector( p, &inst->SrcReg[1], program);
- src2 = src_vector( p, &inst->SrcReg[2], program);
- flags = get_result_flags( inst );
- tmp = i915_get_utemp( p );
-
- /* b*a + c*(1-a)
- *
- * b*a + c - ca
- *
- * tmp = b*a + c,
- * result = (-c)*a + tmp
- */
- i915_emit_arith( p, A0_MAD, tmp,
- flags & A0_DEST_CHANNEL_ALL, 0,
- src1, src0, src2 );
-
- i915_emit_arith( p, A0_MAD,
- get_result_vector( p, inst ),
- flags, 0,
- negate(src2, 1,1,1,1), src0, tmp );
- break;
-
- case OPCODE_MAD:
- EMIT_3ARG_ARITH( A0_MAD );
- break;
-
- case OPCODE_MAX:
- EMIT_2ARG_ARITH( A0_MAX );
- break;
-
- case OPCODE_MIN:
- src0 = src_vector( p, &inst->SrcReg[0], program);
- src1 = src_vector( p, &inst->SrcReg[1], program);
- tmp = i915_get_utemp( p );
- flags = get_result_flags( inst );
-
- i915_emit_arith( p,
- A0_MAX,
- tmp, flags & A0_DEST_CHANNEL_ALL, 0,
- negate(src0,1,1,1,1),
- negate(src1,1,1,1,1), 0);
-
- i915_emit_arith( p,
- A0_MOV,
- get_result_vector( p, inst ),
- flags, 0,
- negate(tmp, 1,1,1,1), 0, 0);
- break;
-
- case OPCODE_MOV:
- EMIT_1ARG_ARITH( A0_MOV );
- break;
-
- case OPCODE_MUL:
- EMIT_2ARG_ARITH( A0_MUL );
- break;
-
- case OPCODE_POW:
- src0 = src_vector( p, &inst->SrcReg[0], program);
- src1 = src_vector( p, &inst->SrcReg[1], program);
- tmp = i915_get_utemp( p );
- flags = get_result_flags( inst );
-
- /* XXX: masking on intermediate values, here and elsewhere.
- */
- i915_emit_arith( p,
- A0_LOG,
- tmp, A0_DEST_CHANNEL_X, 0,
- swizzle(src0,X,X,X,X), 0, 0);
-
- i915_emit_arith( p,
- A0_MUL,
- tmp, A0_DEST_CHANNEL_X, 0,
- tmp, src1, 0);
-
-
- i915_emit_arith( p,
- A0_EXP,
- get_result_vector( p, inst ),
- flags, 0,
- swizzle(tmp,X,X,X,X), 0, 0);
-
- break;
-
- case OPCODE_RCP:
- src0 = src_vector( p, &inst->SrcReg[0], program);
-
- i915_emit_arith( p,
- A0_RCP,
- get_result_vector( p, inst ),
- get_result_flags( inst ), 0,
- swizzle(src0,X,X,X,X), 0, 0);
- break;
-
- case OPCODE_RSQ:
-
- src0 = src_vector( p, &inst->SrcReg[0], program);
-
- i915_emit_arith( p,
- A0_RSQ,
- get_result_vector( p, inst ),
- get_result_flags( inst ), 0,
- swizzle(src0,X,X,X,X), 0, 0);
- break;
-
- case OPCODE_SCS:
- src0 = src_vector( p, &inst->SrcReg[0], program);
- tmp = i915_get_utemp( p );
-
- /*
- * t0.xy = MUL x.xx11, x.x1111 ; x^2, x, 1, 1
- * t0 = MUL t0.xyxy t0.xx11 ; x^4, x^3, x^2, x
- * t1 = MUL t0.xyyw t0.yz11 ; x^7 x^5 x^3 x
- * scs.x = DP4 t1, sin_constants
- * t1 = MUL t0.xxz1 t0.z111 ; x^6 x^4 x^2 1
- * scs.y = DP4 t1, cos_constants
- */
- i915_emit_arith( p,
- A0_MUL,
- tmp, A0_DEST_CHANNEL_XY, 0,
- swizzle(src0, X,X,ONE,ONE),
- swizzle(src0, X,ONE,ONE,ONE), 0);
-
- i915_emit_arith( p,
- A0_MUL,
- tmp, A0_DEST_CHANNEL_ALL, 0,
- swizzle(tmp, X,Y,X,Y),
- swizzle(tmp, X,X,ONE,ONE), 0);
-
- if (inst->DstReg.WriteMask & WRITEMASK_Y) {
- GLuint tmp1;
-
- if (inst->DstReg.WriteMask & WRITEMASK_X)
- tmp1 = i915_get_utemp( p );
- else
- tmp1 = tmp;
-
- i915_emit_arith( p,
- A0_MUL,
- tmp1, A0_DEST_CHANNEL_ALL, 0,
- swizzle(tmp, X,Y,Y,W),
- swizzle(tmp, X,Z,ONE,ONE), 0);
-
- i915_emit_arith( p,
- A0_DP4,
- get_result_vector( p, inst ),
- A0_DEST_CHANNEL_Y, 0,
- swizzle(tmp1, W,Z,Y,X),
- i915_emit_const4fv( p, sin_constants ), 0);
- }
-
- if (inst->DstReg.WriteMask & WRITEMASK_X) {
- i915_emit_arith( p,
- A0_MUL,
- tmp, A0_DEST_CHANNEL_XYZ, 0,
- swizzle(tmp, X,X,Z,ONE),
- swizzle(tmp, Z,ONE,ONE,ONE), 0);
-
- i915_emit_arith( p,
- A0_DP4,
- get_result_vector( p, inst ),
- A0_DEST_CHANNEL_X, 0,
- swizzle(tmp, ONE,Z,Y,X),
- i915_emit_const4fv( p, cos_constants ), 0);
- }
- break;
-
- case OPCODE_SGE:
- EMIT_2ARG_ARITH( A0_SGE );
- break;
-
- case OPCODE_SIN:
- src0 = src_vector( p, &inst->SrcReg[0], program);
- tmp = i915_get_utemp( p );
-
- i915_emit_arith( p,
- A0_MUL,
- tmp, A0_DEST_CHANNEL_X, 0,
- src0,
- i915_emit_const1f(p, 1.0/(M_PI)),
- 0);
-
- i915_emit_arith( p,
- A0_MOD,
- tmp, A0_DEST_CHANNEL_X, 0,
- tmp,
- 0, 0 );
-
- /* By choosing different taylor constants, could get rid of this mul:
- */
- i915_emit_arith( p,
- A0_MUL,
- tmp, A0_DEST_CHANNEL_X, 0,
- tmp,
- i915_emit_const1f(p, (M_PI)),
- 0);
-
- /*
- * t0.xy = MUL x.xx11, x.x1111 ; x^2, x, 1, 1
- * t0 = MUL t0.xyxy t0.xx11 ; x^4, x^3, x^2, x
- * t1 = MUL t0.xyyw t0.yz11 ; x^7 x^5 x^3 x
- * result = DP4 t1.wzyx, sin_constants
- */
- i915_emit_arith( p,
- A0_MUL,
- tmp, A0_DEST_CHANNEL_XY, 0,
- swizzle(tmp, X,X,ONE,ONE),
- swizzle(tmp, X,ONE,ONE,ONE), 0);
-
- i915_emit_arith( p,
- A0_MUL,
- tmp, A0_DEST_CHANNEL_ALL, 0,
- swizzle(tmp, X,Y,X,Y),
- swizzle(tmp, X,X,ONE,ONE), 0);
-
- i915_emit_arith( p,
- A0_MUL,
- tmp, A0_DEST_CHANNEL_ALL, 0,
- swizzle(tmp, X,Y,Y,W),
- swizzle(tmp, X,Z,ONE,ONE), 0);
-
- i915_emit_arith( p,
- A0_DP4,
- get_result_vector( p, inst ),
- get_result_flags( inst ), 0,
- swizzle(tmp, W, Z, Y, X ),
- i915_emit_const4fv( p, sin_constants ), 0);
- break;
-
- case OPCODE_SLT:
- EMIT_2ARG_ARITH( A0_SLT );
- break;
-
- case OPCODE_SUB:
- src0 = src_vector( p, &inst->SrcReg[0], program);
- src1 = src_vector( p, &inst->SrcReg[1], program);
-
- i915_emit_arith( p,
- A0_ADD,
- get_result_vector( p, inst ),
- get_result_flags( inst ), 0,
- src0, negate(src1, 1,1,1,1), 0);
- break;
-
- case OPCODE_SWZ:
- EMIT_1ARG_ARITH( A0_MOV ); /* extended swizzle handled natively */
- break;
-
- case OPCODE_TEX:
- EMIT_TEX( T0_TEXLD );
- break;
-
- case OPCODE_TXB:
- EMIT_TEX( T0_TEXLDB );
- break;
-
- case OPCODE_TXP:
- EMIT_TEX( T0_TEXLDP );
- break;
-
- case OPCODE_XPD:
- /* Cross product:
- * result.x = src0.y * src1.z - src0.z * src1.y;
- * result.y = src0.z * src1.x - src0.x * src1.z;
- * result.z = src0.x * src1.y - src0.y * src1.x;
- * result.w = undef;
- */
- src0 = src_vector( p, &inst->SrcReg[0], program);
- src1 = src_vector( p, &inst->SrcReg[1], program);
- tmp = i915_get_utemp( p );
-
- i915_emit_arith( p,
- A0_MUL,
- tmp, A0_DEST_CHANNEL_ALL, 0,
- swizzle(src0,Z,X,Y,ONE),
- swizzle(src1,Y,Z,X,ONE), 0);
-
- i915_emit_arith( p,
- A0_MAD,
- get_result_vector( p, inst ),
- get_result_flags( inst ), 0,
- swizzle(src0,Y,Z,X,ONE),
- swizzle(src1,Z,X,Y,ONE),
- negate(tmp,1,1,1,0));
- break;
-
- case OPCODE_END:
- return;
-
- default:
- i915_program_error( p, "bad opcode" );
- return;
- }
-
- inst++;
- i915_release_utemps( p );
- }
-}
-
-/* Rather than trying to intercept and jiggle depth writes during
- * emit, just move the value into its correct position at the end of
- * the program:
- */
-static void fixup_depth_write( struct i915_fragment_program *p )
-{
- if (p->depth_written) {
- GLuint depth = UREG(REG_TYPE_OD, 0);
-
- i915_emit_arith( p,
- A0_MOV,
- depth, A0_DEST_CHANNEL_W, 0,
- swizzle(depth,X,Y,Z,Z),
- 0, 0);
- }
-}
-
-
-static void check_wpos( struct i915_fragment_program *p )
-{
- GLuint inputs = p->FragProg.Base.InputsRead;
- GLint i;
-
- p->wpos_tex = -1;
-
- for (i = 0; i < p->ctx->Const.MaxTextureCoordUnits; i++) {
- if (inputs & FRAG_BIT_TEX(i))
- continue;
- else if (inputs & FRAG_BIT_WPOS) {
- p->wpos_tex = i;
- inputs &= ~FRAG_BIT_WPOS;
- }
- }
-
- if (inputs & FRAG_BIT_WPOS) {
- i915_program_error(p, "No free texcoord for wpos value");
- }
-}
-
-
-static void translate_program( struct i915_fragment_program *p )
-{
- i915ContextPtr i915 = I915_CONTEXT(p->ctx);
-
- i915_init_program( i915, p );
- check_wpos( p );
- upload_program( p );
- fixup_depth_write( p );
- i915_fini_program( p );
-
- p->translated = 1;
-}
-
-
-static void track_params( struct i915_fragment_program *p )
-{
- GLint i;
-
- if (p->nr_params)
- _mesa_load_state_parameters(p->ctx, p->FragProg.Base.Parameters);
-
- for (i = 0; i < p->nr_params; i++) {
- GLint reg = p->param[i].reg;
- COPY_4V( p->constant[reg], p->param[i].values );
- }
-
- p->params_uptodate = 1;
- p->on_hardware = 0; /* overkill */
-}
-
-
-static void i915BindProgram( GLcontext *ctx,
- GLenum target,
- struct gl_program *prog )
-{
- if (target == GL_FRAGMENT_PROGRAM_ARB) {
- i915ContextPtr i915 = I915_CONTEXT(ctx);
- struct i915_fragment_program *p = (struct i915_fragment_program *)prog;
-
- if (i915->current_program == p)
- return;
-
- if (i915->current_program) {
- i915->current_program->on_hardware = 0;
- i915->current_program->params_uptodate = 0;
- }
-
- i915->current_program = p;
-
- assert(p->on_hardware == 0);
- assert(p->params_uptodate == 0);
-
- }
-}
-
-static struct gl_program *i915NewProgram( GLcontext *ctx,
- GLenum target,
- GLuint id )
-{
- switch (target) {
- case GL_VERTEX_PROGRAM_ARB:
- return _mesa_init_vertex_program( ctx, CALLOC_STRUCT(gl_vertex_program),
- target, id );
-
- case GL_FRAGMENT_PROGRAM_ARB: {
- struct i915_fragment_program *prog = CALLOC_STRUCT(i915_fragment_program);
- if (prog) {
- i915_init_program( I915_CONTEXT(ctx), prog );
-
- return _mesa_init_fragment_program( ctx, &prog->FragProg,
- target, id );
- }
- else
- return NULL;
- }
-
- default:
- /* Just fallback:
- */
- return _mesa_new_program( ctx, target, id );
- }
-}
-
-static void i915DeleteProgram( GLcontext *ctx,
- struct gl_program *prog )
-{
- if (prog->Target == GL_FRAGMENT_PROGRAM_ARB) {
- i915ContextPtr i915 = I915_CONTEXT(ctx);
- struct i915_fragment_program *p = (struct i915_fragment_program *)prog;
-
- if (i915->current_program == p)
- i915->current_program = 0;
- }
-
- _mesa_delete_program( ctx, prog );
-}
-
-
-static GLboolean i915IsProgramNative( GLcontext *ctx,
- GLenum target,
- struct gl_program *prog )
-{
- if (target == GL_FRAGMENT_PROGRAM_ARB) {
- struct i915_fragment_program *p = (struct i915_fragment_program *)prog;
-
- if (!p->translated)
- translate_program( p );
-
- return !p->error;
- }
- else
- return GL_TRUE;
-}
-
-static void i915ProgramStringNotify( GLcontext *ctx,
- GLenum target,
- struct gl_program *prog )
-{
- if (target == GL_FRAGMENT_PROGRAM_ARB) {
- struct i915_fragment_program *p = (struct i915_fragment_program *)prog;
- p->translated = 0;
-
- /* Hack: make sure fog is correctly enabled according to this
- * fragment program's fog options.
- */
- if (p->FragProg.FogOption) {
- /* add extra instructions to do fog, then turn off FogOption field */
- _mesa_append_fog_code(ctx, &p->FragProg);
- p->FragProg.FogOption = GL_NONE;
- }
- }
-
- _tnl_program_string(ctx, target, prog);
-}
-
-
-void i915ValidateFragmentProgram( i915ContextPtr i915 )
-{
- GLcontext *ctx = &i915->intel.ctx;
- intelContextPtr intel = INTEL_CONTEXT(ctx);
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- struct vertex_buffer *VB = &tnl->vb;
-
- struct i915_fragment_program *p =
- (struct i915_fragment_program *)ctx->FragmentProgram._Current;
-
- const GLuint inputsRead = p->FragProg.Base.InputsRead;
- GLuint s4 = i915->state.Ctx[I915_CTXREG_LIS4] & ~S4_VFMT_MASK;
- GLuint s2 = S2_TEXCOORD_NONE;
- int i, offset = 0;
-
- if (i915->current_program != p)
- {
- if (i915->current_program) {
- i915->current_program->on_hardware = 0;
- i915->current_program->params_uptodate = 0;
- }
-
- i915->current_program = p;
- }
-
-
- /* Important:
- */
- VB->AttribPtr[VERT_ATTRIB_POS] = VB->NdcPtr;
-
- if (!p->translated)
- translate_program( p );
-
- intel->vertex_attr_count = 0;
- intel->wpos_offset = 0;
- intel->wpos_size = 0;
- intel->coloroffset = 0;
- intel->specoffset = 0;
-
- if (inputsRead & FRAG_BITS_TEX_ANY) {
- EMIT_ATTR( _TNL_ATTRIB_POS, EMIT_4F_VIEWPORT, S4_VFMT_XYZW, 16 );
- }
- else {
- EMIT_ATTR( _TNL_ATTRIB_POS, EMIT_3F_VIEWPORT, S4_VFMT_XYZ, 12 );
- }
-
- if (inputsRead & FRAG_BIT_COL0) {
- intel->coloroffset = offset / 4;
- EMIT_ATTR( _TNL_ATTRIB_COLOR0, EMIT_4UB_4F_BGRA, S4_VFMT_COLOR, 4 );
- }
-
- if ((inputsRead & (FRAG_BIT_COL1|FRAG_BIT_FOGC)) ||
- i915->vertex_fog != I915_FOG_NONE) {
-
- if (inputsRead & FRAG_BIT_COL1) {
- intel->specoffset = offset / 4;
- EMIT_ATTR( _TNL_ATTRIB_COLOR1, EMIT_3UB_3F_BGR, S4_VFMT_SPEC_FOG, 3 );
- }
- else
- EMIT_PAD(3);
-
- if ((inputsRead & FRAG_BIT_FOGC) || i915->vertex_fog != I915_FOG_NONE)
- EMIT_ATTR( _TNL_ATTRIB_FOG, EMIT_1UB_1F, S4_VFMT_SPEC_FOG, 1 );
- else
- EMIT_PAD( 1 );
- }
-
- /* XXX this was disabled, but enabling this code helped fix the Glean
- * tfragprog1 fog tests.
- */
-#if 1
- if ((inputsRead & FRAG_BIT_FOGC) || i915->vertex_fog != I915_FOG_NONE) {
- EMIT_ATTR( _TNL_ATTRIB_FOG, EMIT_1F, S4_VFMT_FOG_PARAM, 4 );
- }
-#endif
-
- for (i = 0; i < p->ctx->Const.MaxTextureCoordUnits; i++) {
- if (inputsRead & FRAG_BIT_TEX(i)) {
- int sz = VB->TexCoordPtr[i]->size;
-
- s2 &= ~S2_TEXCOORD_FMT(i, S2_TEXCOORD_FMT0_MASK);
- s2 |= S2_TEXCOORD_FMT(i, SZ_TO_HW(sz));
-
- EMIT_ATTR( _TNL_ATTRIB_TEX0+i, EMIT_SZ(sz), 0, sz * 4 );
- }
- else if (i == p->wpos_tex) {
-
- /* If WPOS is required, duplicate the XYZ position data in an
- * unused texture coordinate:
- */
- s2 &= ~S2_TEXCOORD_FMT(i, S2_TEXCOORD_FMT0_MASK);
- s2 |= S2_TEXCOORD_FMT(i, SZ_TO_HW(3));
-
- intel->wpos_offset = offset;
- intel->wpos_size = 3 * sizeof(GLuint);
-
- EMIT_PAD( intel->wpos_size );
- }
- }
-
- if (s2 != i915->state.Ctx[I915_CTXREG_LIS2] ||
- s4 != i915->state.Ctx[I915_CTXREG_LIS4]) {
-
- I915_STATECHANGE( i915, I915_UPLOAD_CTX );
-
- /* Must do this *after* statechange, so as not to affect
- * buffered vertices reliant on the old state:
- */
- intel->vertex_size = _tnl_install_attrs( &intel->ctx,
- intel->vertex_attrs,
- intel->vertex_attr_count,
- intel->ViewportMatrix.m, 0 );
-
- intel->vertex_size >>= 2;
-
- i915->state.Ctx[I915_CTXREG_LIS2] = s2;
- i915->state.Ctx[I915_CTXREG_LIS4] = s4;
-
- assert(intel->vtbl.check_vertex_size( intel, intel->vertex_size ));
- }
-
- if (!p->params_uptodate)
- track_params( p );
-
- if (!p->on_hardware)
- i915_upload_program( i915, p );
-}
-
-void i915InitFragProgFuncs( struct dd_function_table *functions )
-{
- functions->BindProgram = i915BindProgram;
- functions->NewProgram = i915NewProgram;
- functions->DeleteProgram = i915DeleteProgram;
- functions->IsProgramNative = i915IsProgramNative;
- functions->ProgramStringNotify = i915ProgramStringNotify;
-}
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#include "glheader.h"
-#include "enums.h"
-#include "mtypes.h"
-#include "macros.h"
-#include "utils.h"
-
-#include "intel_screen.h"
-#include "intel_batchbuffer.h"
-#include "intel_ioctl.h"
-#include "intel_rotate.h"
-
-#include "i915_context.h"
-#include "i915_reg.h"
-
-/* A large amount of state doesn't need to be uploaded.
- */
-#define ACTIVE (I915_UPLOAD_INVARIENT | \
- I915_UPLOAD_PROGRAM | \
- I915_UPLOAD_STIPPLE | \
- I915_UPLOAD_CTX | \
- I915_UPLOAD_BUFFERS | \
- I915_UPLOAD_TEX(0))
-
-#define SET_STATE( i915, STATE ) \
-do { \
- i915->current->emitted &= ~ACTIVE; \
- i915->current = &i915->STATE; \
- i915->current->emitted &= ~ACTIVE; \
-} while (0)
-
-/* Operations where the 3D engine is decoupled temporarily from the
- * current GL state and used for other purposes than simply rendering
- * incoming triangles.
- */
-static void set_initial_state( i915ContextPtr i915 )
-{
- memcpy(&i915->meta, &i915->initial, sizeof(i915->meta) );
- i915->meta.active = ACTIVE;
- i915->meta.emitted = 0;
-}
-
-
-static void set_no_depth_stencil_write( i915ContextPtr i915 )
-{
- /* ctx->Driver.Enable( ctx, GL_STENCIL_TEST, GL_FALSE )
- */
- i915->meta.Ctx[I915_CTXREG_LIS5] &= ~(S5_STENCIL_TEST_ENABLE |
- S5_STENCIL_WRITE_ENABLE);
-
- /* ctx->Driver.Enable( ctx, GL_DEPTH_TEST, GL_FALSE )
- */
- i915->meta.Ctx[I915_CTXREG_LIS6] &= ~(S6_DEPTH_TEST_ENABLE |
- S6_DEPTH_WRITE_ENABLE);
-
- i915->meta.emitted &= ~I915_UPLOAD_CTX;
-}
-
-/* Set stencil unit to replace always with the reference value.
- */
-static void set_stencil_replace( i915ContextPtr i915,
- GLuint s_mask,
- GLuint s_clear)
-{
- GLuint op = STENCILOP_REPLACE;
- GLuint func = COMPAREFUNC_ALWAYS;
-
- /* ctx->Driver.Enable( ctx, GL_STENCIL_TEST, GL_TRUE )
- */
- i915->meta.Ctx[I915_CTXREG_LIS5] |= (S5_STENCIL_TEST_ENABLE |
- S5_STENCIL_WRITE_ENABLE);
-
-
- /* ctx->Driver.Enable( ctx, GL_DEPTH_TEST, GL_FALSE )
- */
- i915->meta.Ctx[I915_CTXREG_LIS6] &= ~(S6_DEPTH_TEST_ENABLE |
- S6_DEPTH_WRITE_ENABLE);
-
-
- /* ctx->Driver.StencilMask( ctx, s_mask )
- */
- i915->meta.Ctx[I915_CTXREG_STATE4] &= ~MODE4_ENABLE_STENCIL_WRITE_MASK;
-
- i915->meta.Ctx[I915_CTXREG_STATE4] |= (ENABLE_STENCIL_WRITE_MASK |
- STENCIL_WRITE_MASK(s_mask));
-
-
- /* ctx->Driver.StencilOp( ctx, GL_REPLACE, GL_REPLACE, GL_REPLACE )
- */
- i915->meta.Ctx[I915_CTXREG_LIS5] &= ~(S5_STENCIL_FAIL_MASK |
- S5_STENCIL_PASS_Z_FAIL_MASK |
- S5_STENCIL_PASS_Z_PASS_MASK);
-
- i915->meta.Ctx[I915_CTXREG_LIS5] |= ((op << S5_STENCIL_FAIL_SHIFT) |
- (op << S5_STENCIL_PASS_Z_FAIL_SHIFT) |
- (op << S5_STENCIL_PASS_Z_PASS_SHIFT));
-
-
- /* ctx->Driver.StencilFunc( ctx, GL_ALWAYS, s_ref, ~0 )
- */
- i915->meta.Ctx[I915_CTXREG_STATE4] &= ~MODE4_ENABLE_STENCIL_TEST_MASK;
- i915->meta.Ctx[I915_CTXREG_STATE4] |= (ENABLE_STENCIL_TEST_MASK |
- STENCIL_TEST_MASK(0xff));
-
- i915->meta.Ctx[I915_CTXREG_LIS5] &= ~(S5_STENCIL_REF_MASK |
- S5_STENCIL_TEST_FUNC_MASK);
-
- i915->meta.Ctx[I915_CTXREG_LIS5] |= ((s_clear << S5_STENCIL_REF_SHIFT) |
- (func << S5_STENCIL_TEST_FUNC_SHIFT));
-
-
- i915->meta.emitted &= ~I915_UPLOAD_CTX;
-}
-
-
-static void set_color_mask( i915ContextPtr i915, GLboolean state )
-{
- const GLuint mask = (S5_WRITEDISABLE_RED |
- S5_WRITEDISABLE_GREEN |
- S5_WRITEDISABLE_BLUE |
- S5_WRITEDISABLE_ALPHA);
-
- /* Copy colormask state from "regular" hw context.
- */
- if (state) {
- i915->meta.Ctx[I915_CTXREG_LIS5] &= ~mask;
- i915->meta.Ctx[I915_CTXREG_LIS5] |=
- (i915->state.Ctx[I915_CTXREG_LIS5] & mask);
- }
- else
- i915->meta.Ctx[I915_CTXREG_LIS5] |= mask;
-
- i915->meta.emitted &= ~I915_UPLOAD_CTX;
-}
-
-
-
-
-#define REG( type, nr ) (((type)<<5)|(nr))
-
-#define REG_R(x) REG(REG_TYPE_R, x)
-#define REG_T(x) REG(REG_TYPE_T, x)
-#define REG_CONST(x) REG(REG_TYPE_CONST, x)
-#define REG_S(x) REG(REG_TYPE_S, x)
-#define REG_OC REG(REG_TYPE_OC, 0)
-#define REG_OD REG(REG_TYPE_OD, 0)
-#define REG_U(x) REG(REG_TYPE_U, x)
-
-#define REG_T_DIFFUSE REG(REG_TYPE_T, T_DIFFUSE)
-#define REG_T_SPECULAR REG(REG_TYPE_T, T_SPECULAR)
-#define REG_T_FOG_W REG(REG_TYPE_T, T_FOG_W)
-#define REG_T_TEX(x) REG(REG_TYPE_T, x)
-
-
-#define A0_DEST_REG( reg ) ( (reg) << A0_DEST_NR_SHIFT )
-#define A0_SRC0_REG( reg ) ( (reg) << A0_SRC0_NR_SHIFT )
-#define A1_SRC1_REG( reg ) ( (reg) << A1_SRC1_NR_SHIFT )
-#define A1_SRC2_REG( reg ) ( (reg) << A1_SRC2_NR_SHIFT )
-#define A2_SRC2_REG( reg ) ( (reg) << A2_SRC2_NR_SHIFT )
-#define D0_DECL_REG( reg ) ( (reg) << D0_NR_SHIFT )
-#define T0_DEST_REG( reg ) ( (reg) << T0_DEST_NR_SHIFT )
-
-#define T0_SAMPLER( unit ) ((unit)<<T0_SAMPLER_NR_SHIFT)
-
-#define T1_ADDRESS_REG( type, nr ) (((type)<<T1_ADDRESS_REG_TYPE_SHIFT)| \
- ((nr)<<T1_ADDRESS_REG_NR_SHIFT))
-
-
-#define A1_SRC0_XYZW ((SRC_X << A1_SRC0_CHANNEL_X_SHIFT) | \
- (SRC_Y << A1_SRC0_CHANNEL_Y_SHIFT) | \
- (SRC_Z << A1_SRC0_CHANNEL_Z_SHIFT) | \
- (SRC_W << A1_SRC0_CHANNEL_W_SHIFT))
-
-#define A1_SRC1_XY ((SRC_X << A1_SRC1_CHANNEL_X_SHIFT) | \
- (SRC_Y << A1_SRC1_CHANNEL_Y_SHIFT))
-
-#define A2_SRC1_ZW ((SRC_Z << A2_SRC1_CHANNEL_Z_SHIFT) | \
- (SRC_W << A2_SRC1_CHANNEL_W_SHIFT))
-
-#define A2_SRC2_XYZW ((SRC_X << A2_SRC2_CHANNEL_X_SHIFT) | \
- (SRC_Y << A2_SRC2_CHANNEL_Y_SHIFT) | \
- (SRC_Z << A2_SRC2_CHANNEL_Z_SHIFT) | \
- (SRC_W << A2_SRC2_CHANNEL_W_SHIFT))
-
-
-
-
-
-static void set_no_texture( i915ContextPtr i915 )
-{
- static const GLuint prog[] = {
- _3DSTATE_PIXEL_SHADER_PROGRAM,
-
- /* Declare incoming diffuse color:
- */
- (D0_DCL |
- D0_DECL_REG( REG_T_DIFFUSE ) |
- D0_CHANNEL_ALL),
- D1_MBZ,
- D2_MBZ,
-
- /* output-color = mov(t_diffuse)
- */
- (A0_MOV |
- A0_DEST_REG( REG_OC ) |
- A0_DEST_CHANNEL_ALL |
- A0_SRC0_REG( REG_T_DIFFUSE )),
- (A1_SRC0_XYZW),
- 0,
- };
-
-
- memcpy( i915->meta.Program, prog, sizeof(prog) );
- i915->meta.ProgramSize = sizeof(prog) / sizeof(*prog);
- i915->meta.Program[0] |= i915->meta.ProgramSize - 2;
- i915->meta.emitted &= ~I915_UPLOAD_PROGRAM;
-}
-
-
-static void enable_texture_blend_replace( i915ContextPtr i915 )
-{
- static const GLuint prog[] = {
- _3DSTATE_PIXEL_SHADER_PROGRAM,
-
- /* Declare the sampler:
- */
- (D0_DCL |
- D0_DECL_REG( REG_S(0) ) |
- D0_SAMPLE_TYPE_2D |
- D0_CHANNEL_NONE),
- D1_MBZ,
- D2_MBZ,
-
- /* Declare the interpolated texture coordinate:
- */
- (D0_DCL |
- D0_DECL_REG( REG_T_TEX(0) ) |
- D0_CHANNEL_ALL),
- D1_MBZ,
- D2_MBZ,
-
- /* output-color = texld(sample0, texcoord0)
- */
- (T0_TEXLD |
- T0_DEST_REG( REG_OC ) |
- T0_SAMPLER( 0 )),
- T1_ADDRESS_REG(REG_TYPE_T, 0),
- T2_MBZ
- };
-
- memcpy( i915->meta.Program, prog, sizeof(prog) );
- i915->meta.ProgramSize = sizeof(prog) / sizeof(*prog);
- i915->meta.Program[0] |= i915->meta.ProgramSize - 2;
- i915->meta.emitted &= ~I915_UPLOAD_PROGRAM;
-}
-
-
-
-
-
-/* Set up an arbitary piece of memory as a rectangular texture
- * (including the front or back buffer).
- */
-static void set_tex_rect_source( i915ContextPtr i915,
- GLuint offset,
- GLuint width,
- GLuint height,
- GLuint pitch, /* in bytes! */
- GLuint textureFormat )
-{
- GLuint unit = 0;
- GLint numLevels = 1;
- GLuint *state = i915->meta.Tex[0];
-
-#if 0
- printf("TexRect source offset 0x%x pitch %d\n", offset, pitch);
-#endif
-
-/* fprintf(stderr, "%s: offset: %x w: %d h: %d pitch %d format %x\n", */
-/* __FUNCTION__, offset, width, height, pitch, textureFormat ); */
-
- state[I915_TEXREG_MS2] = offset;
- state[I915_TEXREG_MS3] = (((height - 1) << MS3_HEIGHT_SHIFT) |
- ((width - 1) << MS3_WIDTH_SHIFT) |
- textureFormat |
- MS3_USE_FENCE_REGS);
-
- state[I915_TEXREG_MS4] = ((((pitch / 4) - 1) << MS4_PITCH_SHIFT) |
- ((((numLevels-1) * 4)) << MS4_MAX_LOD_SHIFT));
-
- state[I915_TEXREG_SS2] = ((FILTER_NEAREST << SS2_MIN_FILTER_SHIFT) |
- (MIPFILTER_NONE << SS2_MIP_FILTER_SHIFT) |
- (FILTER_NEAREST << SS2_MAG_FILTER_SHIFT));
- state[I915_TEXREG_SS3] = ((TEXCOORDMODE_WRAP << SS3_TCX_ADDR_MODE_SHIFT) |
- (TEXCOORDMODE_WRAP << SS3_TCY_ADDR_MODE_SHIFT) |
- (TEXCOORDMODE_WRAP << SS3_TCZ_ADDR_MODE_SHIFT) |
- (unit<<SS3_TEXTUREMAP_INDEX_SHIFT));
-
- state[I915_TEXREG_SS4] = 0;
-
- i915->meta.emitted &= ~I915_UPLOAD_TEX(0);
-}
-
-
-/* Select between front and back draw buffers.
- */
-static void set_draw_region( i915ContextPtr i915, const intelRegion *region )
-{
-#if 0
- printf("Rotate into region: offset 0x%x pitch %d\n",
- region->offset, region->pitch);
-#endif
- i915->meta.Buffer[I915_DESTREG_CBUFADDR1] =
- (BUF_3D_ID_COLOR_BACK | BUF_3D_PITCH(region->pitch) | BUF_3D_USE_FENCE);
- i915->meta.Buffer[I915_DESTREG_CBUFADDR2] = region->offset;
- i915->meta.emitted &= ~I915_UPLOAD_BUFFERS;
-}
-
-
-#if 0
-/* Setup an arbitary draw format, useful for targeting texture or agp
- * memory.
- */
-static void set_draw_format( i915ContextPtr i915,
- GLuint format,
- GLuint depth_format)
-{
- i915->meta.Buffer[I915_DESTREG_DV1] = (DSTORG_HORT_BIAS(0x8) | /* .5 */
- DSTORG_VERT_BIAS(0x8) | /* .5 */
- format |
- LOD_PRECLAMP_OGL |
- TEX_DEFAULT_COLOR_OGL |
- depth_format);
-
- i915->meta.emitted &= ~I915_UPLOAD_BUFFERS;
-/* fprintf(stderr, "%s: DV1: %x\n", */
-/* __FUNCTION__, i915->meta.Buffer[I915_DESTREG_DV1]); */
-}
-#endif
-
-static void set_vertex_format( i915ContextPtr i915 )
-{
- i915->meta.Ctx[I915_CTXREG_LIS2] =
- (S2_TEXCOORD_FMT(0, TEXCOORDFMT_2D) |
- S2_TEXCOORD_FMT(1, TEXCOORDFMT_NOT_PRESENT) |
- S2_TEXCOORD_FMT(2, TEXCOORDFMT_NOT_PRESENT) |
- S2_TEXCOORD_FMT(3, TEXCOORDFMT_NOT_PRESENT) |
- S2_TEXCOORD_FMT(4, TEXCOORDFMT_NOT_PRESENT) |
- S2_TEXCOORD_FMT(5, TEXCOORDFMT_NOT_PRESENT) |
- S2_TEXCOORD_FMT(6, TEXCOORDFMT_NOT_PRESENT) |
- S2_TEXCOORD_FMT(7, TEXCOORDFMT_NOT_PRESENT));
-
- i915->meta.Ctx[I915_CTXREG_LIS4] &= ~S4_VFMT_MASK;
-
- i915->meta.Ctx[I915_CTXREG_LIS4] |=
- (S4_VFMT_COLOR |
- S4_VFMT_SPEC_FOG |
- S4_VFMT_XYZW);
-
- i915->meta.emitted &= ~I915_UPLOAD_CTX;
-
-}
-
-
-static void draw_quad(i915ContextPtr i915,
- GLfloat x0, GLfloat x1,
- GLfloat y0, GLfloat y1,
- GLubyte red, GLubyte green,
- GLubyte blue, GLubyte alpha,
- GLfloat s0, GLfloat s1,
- GLfloat t0, GLfloat t1 )
-{
- GLuint vertex_size = 8;
- GLuint *vb = intelEmitInlinePrimitiveLocked( &i915->intel,
- PRIM3D_TRIFAN,
- 4 * vertex_size,
- vertex_size );
- intelVertex tmp;
- int i;
-
- if (0)
- fprintf(stderr, "%s: %f,%f-%f,%f 0x%x%x%x%x %f,%f-%f,%f\n",
- __FUNCTION__,
- x0,y0,x1,y1,red,green,blue,alpha,s0,t0,s1,t1);
-
-
- /* initial vertex, left bottom */
- tmp.v.x = x0;
- tmp.v.y = y0;
- tmp.v.z = 1.0;
- tmp.v.w = 1.0;
- tmp.v.color.red = red;
- tmp.v.color.green = green;
- tmp.v.color.blue = blue;
- tmp.v.color.alpha = alpha;
- tmp.v.specular.red = 0;
- tmp.v.specular.green = 0;
- tmp.v.specular.blue = 0;
- tmp.v.specular.alpha = 0;
- tmp.v.u0 = s0;
- tmp.v.v0 = t0;
-
- for (i = 0 ; i < vertex_size ; i++)
- vb[i] = tmp.ui[i];
-
- /* right bottom */
- vb += vertex_size;
- tmp.v.x = x1;
- tmp.v.u0 = s1;
- for (i = 0 ; i < vertex_size ; i++)
- vb[i] = tmp.ui[i];
-
- /* right top */
- vb += vertex_size;
- tmp.v.y = y1;
- tmp.v.v0 = t1;
- for (i = 0 ; i < vertex_size ; i++)
- vb[i] = tmp.ui[i];
-
- /* left top */
- vb += vertex_size;
- tmp.v.x = x0;
- tmp.v.u0 = s0;
- for (i = 0 ; i < vertex_size ; i++)
- vb[i] = tmp.ui[i];
-}
-
-
-static void draw_poly(i915ContextPtr i915,
- GLubyte red, GLubyte green, GLubyte blue, GLubyte alpha,
- GLuint numVerts,
- /*const*/ GLfloat verts[][2],
- /*const*/ GLfloat texcoords[][2])
-{
- GLuint vertex_size = 8;
- GLuint *vb = intelEmitInlinePrimitiveLocked( &i915->intel,
- PRIM3D_TRIFAN,
- numVerts * vertex_size,
- vertex_size );
- intelVertex tmp;
- int i, k;
-
- /* initial constant vertex fields */
- tmp.v.z = 1.0;
- tmp.v.w = 1.0;
- tmp.v.color.red = red;
- tmp.v.color.green = green;
- tmp.v.color.blue = blue;
- tmp.v.color.alpha = alpha;
- tmp.v.specular.red = 0;
- tmp.v.specular.green = 0;
- tmp.v.specular.blue = 0;
- tmp.v.specular.alpha = 0;
-
- for (k = 0; k < numVerts; k++) {
- tmp.v.x = verts[k][0];
- tmp.v.y = verts[k][1];
- tmp.v.u0 = texcoords[k][0];
- tmp.v.v0 = texcoords[k][1];
-
- for (i = 0 ; i < vertex_size ; i++)
- vb[i] = tmp.ui[i];
-
- vb += vertex_size;
- }
-}
-
-
-void
-i915ClearWithTris(intelContextPtr intel, GLbitfield buffers,
- GLboolean allFoo,
- GLint cxFoo, GLint cyFoo, GLint cwFoo, GLint chFoo)
-{
- i915ContextPtr i915 = I915_CONTEXT( intel );
- __DRIdrawablePrivate *dPriv = intel->driDrawable;
- intelScreenPrivate *screen = intel->intelScreen;
- int x0, y0, x1, y1;
- GLint cx, cy, cw, ch;
- GLboolean all;
-
- SET_STATE( i915, meta );
- set_initial_state( i915 );
- set_no_texture( i915 );
- set_vertex_format( i915 );
-
- LOCK_HARDWARE(intel);
-
- /* get clear bounds after locking */
- cx = intel->ctx.DrawBuffer->_Xmin;
- cy = intel->ctx.DrawBuffer->_Ymin;
- cw = intel->ctx.DrawBuffer->_Xmax - cx;
- ch = intel->ctx.DrawBuffer->_Ymax - cy;
- all = (cw == intel->ctx.DrawBuffer->Width &&
- ch == intel->ctx.DrawBuffer->Height);
-
- if (!all) {
- x0 = cx;
- y0 = cy;
- x1 = x0 + cw;
- y1 = y0 + ch;
- } else {
- x0 = 0;
- y0 = 0;
- x1 = x0 + dPriv->w;
- y1 = y0 + dPriv->h;
- }
-
- /* Don't do any clipping to screen - these are window coordinates.
- * The active cliprects will be applied as for any other geometry.
- */
-
- if (buffers & BUFFER_BIT_FRONT_LEFT) {
- set_no_depth_stencil_write( i915 );
- set_color_mask( i915, GL_TRUE );
- set_draw_region( i915, &screen->front );
-
- draw_quad(i915, x0, x1, y0, y1,
- intel->clear_red, intel->clear_green,
- intel->clear_blue, intel->clear_alpha,
- 0, 0, 0, 0);
- }
-
- if (buffers & BUFFER_BIT_BACK_LEFT) {
- set_no_depth_stencil_write( i915 );
- set_color_mask( i915, GL_TRUE );
- set_draw_region( i915, &screen->back );
-
- draw_quad(i915, x0, x1, y0, y1,
- intel->clear_red, intel->clear_green,
- intel->clear_blue, intel->clear_alpha,
- 0, 0, 0, 0);
- }
-
- if (buffers & BUFFER_BIT_STENCIL) {
- set_stencil_replace( i915,
- intel->ctx.Stencil.WriteMask[0],
- intel->ctx.Stencil.Clear);
-
- set_color_mask( i915, GL_FALSE );
- set_draw_region( i915, &screen->front ); /* could be either? */
-
- draw_quad( i915, x0, x1, y0, y1, 0, 0, 0, 0, 0, 0, 0, 0 );
- }
-
- UNLOCK_HARDWARE(intel);
-
- SET_STATE( i915, state );
-}
-
-
-/**
- * Copy the window contents named by dPriv to the rotated (or reflected)
- * color buffer.
- * srcBuf is BUFFER_BIT_FRONT_LEFT or BUFFER_BIT_BACK_LEFT to indicate the source.
- */
-void
-i915RotateWindow(intelContextPtr intel, __DRIdrawablePrivate *dPriv,
- GLuint srcBuf)
-{
- i915ContextPtr i915 = I915_CONTEXT( intel );
- intelScreenPrivate *screen = intel->intelScreen;
- const GLuint cpp = screen->cpp;
- drm_clip_rect_t fullRect;
- GLuint textureFormat, srcOffset, srcPitch;
- const drm_clip_rect_t *clipRects;
- int numClipRects;
- int i;
-
- int xOrig, yOrig;
- int origNumClipRects;
- drm_clip_rect_t *origRects;
-
- /*
- * set up hardware state
- */
- intelFlush( &intel->ctx );
-
- SET_STATE( i915, meta );
- set_initial_state( i915 );
- set_no_texture( i915 );
- set_vertex_format( i915 );
- set_no_depth_stencil_write( i915 );
- set_color_mask( i915, GL_TRUE );
-
- LOCK_HARDWARE(intel);
-
- /* save current drawing origin and cliprects (restored at end) */
- xOrig = intel->drawX;
- yOrig = intel->drawY;
- origNumClipRects = intel->numClipRects;
- origRects = intel->pClipRects;
-
- if (!intel->numClipRects)
- goto done;
-
- /*
- * set drawing origin, cliprects for full-screen access to rotated screen
- */
- fullRect.x1 = 0;
- fullRect.y1 = 0;
- fullRect.x2 = screen->rotatedWidth;
- fullRect.y2 = screen->rotatedHeight;
- intel->drawX = 0;
- intel->drawY = 0;
- intel->numClipRects = 1;
- intel->pClipRects = &fullRect;
-
- set_draw_region( i915, &screen->rotated );
-
- if (cpp == 4)
- textureFormat = MAPSURF_32BIT | MT_32BIT_ARGB8888;
- else
- textureFormat = MAPSURF_16BIT | MT_16BIT_RGB565;
-
- if (srcBuf == BUFFER_BIT_FRONT_LEFT) {
- srcPitch = screen->front.pitch; /* in bytes */
- srcOffset = screen->front.offset; /* bytes */
- clipRects = dPriv->pClipRects;
- numClipRects = dPriv->numClipRects;
- }
- else {
- srcPitch = screen->back.pitch; /* in bytes */
- srcOffset = screen->back.offset; /* bytes */
- clipRects = dPriv->pBackClipRects;
- numClipRects = dPriv->numBackClipRects;
- }
-
- /* set the whole screen up as a texture to avoid alignment issues */
- set_tex_rect_source(i915,
- srcOffset,
- screen->width,
- screen->height,
- srcPitch,
- textureFormat);
-
- enable_texture_blend_replace(i915);
-
- /*
- * loop over the source window's cliprects
- */
- for (i = 0; i < numClipRects; i++) {
- int srcX0 = clipRects[i].x1;
- int srcY0 = clipRects[i].y1;
- int srcX1 = clipRects[i].x2;
- int srcY1 = clipRects[i].y2;
- GLfloat verts[4][2], tex[4][2];
- int j;
-
- /* build vertices for four corners of clip rect */
- verts[0][0] = srcX0; verts[0][1] = srcY0;
- verts[1][0] = srcX1; verts[1][1] = srcY0;
- verts[2][0] = srcX1; verts[2][1] = srcY1;
- verts[3][0] = srcX0; verts[3][1] = srcY1;
-
- /* .. and texcoords */
- tex[0][0] = srcX0; tex[0][1] = srcY0;
- tex[1][0] = srcX1; tex[1][1] = srcY0;
- tex[2][0] = srcX1; tex[2][1] = srcY1;
- tex[3][0] = srcX0; tex[3][1] = srcY1;
-
- /* transform coords to rotated screen coords */
- for (j = 0; j < 4; j++) {
- matrix23TransformCoordf(&screen->rotMatrix,
- &verts[j][0], &verts[j][1]);
- }
-
- /* draw polygon to map source image to dest region */
- draw_poly(i915, 255, 255, 255, 255, 4, verts, tex);
-
- } /* cliprect loop */
-
- intelFlushBatchLocked( intel, GL_FALSE, GL_FALSE, GL_FALSE );
-
- done:
- /* restore original drawing origin and cliprects */
- intel->drawX = xOrig;
- intel->drawY = yOrig;
- intel->numClipRects = origNumClipRects;
- intel->pClipRects = origRects;
-
- UNLOCK_HARDWARE(intel);
-
- SET_STATE( i915, state );
-}
-
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#include <strings.h>
-
-#include "glheader.h"
-#include "macros.h"
-#include "enums.h"
-
-#include "tnl/t_context.h"
-#include "intel_batchbuffer.h"
-
-#include "i915_reg.h"
-#include "i915_context.h"
-#include "i915_program.h"
-
-
-#define A0_DEST( reg ) (((reg)&UREG_TYPE_NR_MASK)>>UREG_A0_DEST_SHIFT_LEFT)
-#define D0_DEST( reg ) (((reg)&UREG_TYPE_NR_MASK)>>UREG_A0_DEST_SHIFT_LEFT)
-#define T0_DEST( reg ) (((reg)&UREG_TYPE_NR_MASK)>>UREG_A0_DEST_SHIFT_LEFT)
-#define A0_SRC0( reg ) (((reg)&UREG_MASK)>>UREG_A0_SRC0_SHIFT_LEFT)
-#define A1_SRC0( reg ) (((reg)&UREG_MASK)<<UREG_A1_SRC0_SHIFT_RIGHT)
-#define A1_SRC1( reg ) (((reg)&UREG_MASK)>>UREG_A1_SRC1_SHIFT_LEFT)
-#define A2_SRC1( reg ) (((reg)&UREG_MASK)<<UREG_A2_SRC1_SHIFT_RIGHT)
-#define A2_SRC2( reg ) (((reg)&UREG_MASK)>>UREG_A2_SRC2_SHIFT_LEFT)
-
-/* These are special, and don't have swizzle/negate bits.
- */
-#define T0_SAMPLER( reg ) (GET_UREG_NR(reg)<<T0_SAMPLER_NR_SHIFT)
-#define T1_ADDRESS_REG( reg ) ((GET_UREG_NR(reg)<<T1_ADDRESS_REG_NR_SHIFT) | \
- (GET_UREG_TYPE(reg)<<T1_ADDRESS_REG_TYPE_SHIFT))
-
-
-/* Macros for translating UREG's into the various register fields used
- * by the I915 programmable unit.
- */
-#define UREG_A0_DEST_SHIFT_LEFT (UREG_TYPE_SHIFT - A0_DEST_TYPE_SHIFT)
-#define UREG_A0_SRC0_SHIFT_LEFT (UREG_TYPE_SHIFT - A0_SRC0_TYPE_SHIFT)
-#define UREG_A1_SRC0_SHIFT_RIGHT (A1_SRC0_CHANNEL_W_SHIFT - UREG_CHANNEL_W_SHIFT)
-#define UREG_A1_SRC1_SHIFT_LEFT (UREG_TYPE_SHIFT - A1_SRC1_TYPE_SHIFT)
-#define UREG_A2_SRC1_SHIFT_RIGHT (A2_SRC1_CHANNEL_W_SHIFT - UREG_CHANNEL_W_SHIFT)
-#define UREG_A2_SRC2_SHIFT_LEFT (UREG_TYPE_SHIFT - A2_SRC2_TYPE_SHIFT)
-
-#define UREG_MASK 0xffffff00
-#define UREG_TYPE_NR_MASK ((REG_TYPE_MASK << UREG_TYPE_SHIFT) | \
- (REG_NR_MASK << UREG_NR_SHIFT))
-
-
-#define I915_CONSTFLAG_PARAM 0x1f
-
-GLuint i915_get_temp( struct i915_fragment_program *p )
-{
- int bit = ffs( ~p->temp_flag );
- if (!bit) {
- fprintf(stderr, "%s: out of temporaries\n", __FILE__);
- exit(1);
- }
-
- p->temp_flag |= 1<<(bit-1);
- return UREG(REG_TYPE_R, (bit-1));
-}
-
-
-GLuint i915_get_utemp( struct i915_fragment_program *p )
-{
- int bit = ffs( ~p->utemp_flag );
- if (!bit) {
- fprintf(stderr, "%s: out of temporaries\n", __FILE__);
- exit(1);
- }
-
- p->utemp_flag |= 1<<(bit-1);
- return UREG(REG_TYPE_U, (bit-1));
-}
-
-void i915_release_utemps( struct i915_fragment_program *p )
-{
- p->utemp_flag = ~0x7;
-}
-
-
-GLuint i915_emit_decl( struct i915_fragment_program *p,
- GLuint type, GLuint nr, GLuint d0_flags )
-{
- GLuint reg = UREG(type, nr);
-
- if (type == REG_TYPE_T) {
- if (p->decl_t & (1<<nr))
- return reg;
-
- p->decl_t |= (1<<nr);
- }
- else if (type == REG_TYPE_S) {
- if (p->decl_s & (1<<nr))
- return reg;
-
- p->decl_s |= (1<<nr);
- }
- else
- return reg;
-
- *(p->decl++) = (D0_DCL | D0_DEST( reg ) | d0_flags);
- *(p->decl++) = D1_MBZ;
- *(p->decl++) = D2_MBZ;
-
- p->nr_decl_insn++;
- return reg;
-}
-
-GLuint i915_emit_arith( struct i915_fragment_program *p,
- GLuint op,
- GLuint dest,
- GLuint mask,
- GLuint saturate,
- GLuint src0,
- GLuint src1,
- GLuint src2 )
-{
- GLuint c[3];
- GLuint nr_const = 0;
-
- assert(GET_UREG_TYPE(dest) != REG_TYPE_CONST);
- assert(dest = UREG(GET_UREG_TYPE(dest), GET_UREG_NR(dest)));
-
- if (GET_UREG_TYPE(src0) == REG_TYPE_CONST) c[nr_const++] = 0;
- if (GET_UREG_TYPE(src1) == REG_TYPE_CONST) c[nr_const++] = 1;
- if (GET_UREG_TYPE(src2) == REG_TYPE_CONST) c[nr_const++] = 2;
-
- /* Recursively call this function to MOV additional const values
- * into temporary registers. Use utemp registers for this -
- * currently shouldn't be possible to run out, but keep an eye on
- * this.
- */
- if (nr_const > 1) {
- GLuint s[3], first, i, old_utemp_flag;
-
- s[0] = src0;
- s[1] = src1;
- s[2] = src2;
- old_utemp_flag = p->utemp_flag;
-
- first = GET_UREG_NR(s[c[0]]);
- for (i = 1 ; i < nr_const ; i++) {
- if (GET_UREG_NR(s[c[i]]) != first) {
- GLuint tmp = i915_get_utemp(p);
-
- i915_emit_arith( p, A0_MOV, tmp, A0_DEST_CHANNEL_ALL, 0,
- s[c[i]], 0, 0 );
- s[c[i]] = tmp;
- }
- }
-
- src0 = s[0];
- src1 = s[1];
- src2 = s[2];
- p->utemp_flag = old_utemp_flag; /* restore */
- }
-
- *(p->csr++) = (op |
- A0_DEST( dest ) |
- mask |
- saturate |
- A0_SRC0( src0 ));
- *(p->csr++) = (A1_SRC0( src0 ) |
- A1_SRC1( src1 ));
- *(p->csr++) = (A2_SRC1( src1 ) |
- A2_SRC2( src2 ));
-
- p->nr_alu_insn++;
- return dest;
-}
-
-GLuint i915_emit_texld( struct i915_fragment_program *p,
- GLuint dest,
- GLuint destmask,
- GLuint sampler,
- GLuint coord,
- GLuint op )
-{
- if (coord != UREG(GET_UREG_TYPE(coord), GET_UREG_NR(coord))) {
- /* No real way to work around this in the general case - need to
- * allocate and declare a new temporary register (a utemp won't
- * do). Will fallback for now.
- */
- i915_program_error(p, "Can't (yet) swizzle TEX arguments");
- return 0;
- }
-
- /* Don't worry about saturate as we only support
- */
- if (destmask != A0_DEST_CHANNEL_ALL) {
- GLuint tmp = i915_get_utemp(p);
- i915_emit_texld( p, tmp, A0_DEST_CHANNEL_ALL, sampler, coord, op );
- i915_emit_arith( p, A0_MOV, dest, destmask, 0, tmp, 0, 0 );
- return dest;
- }
- else {
- assert(GET_UREG_TYPE(dest) != REG_TYPE_CONST);
- assert(dest = UREG(GET_UREG_TYPE(dest), GET_UREG_NR(dest)));
-
- if (GET_UREG_TYPE(coord) != REG_TYPE_T) {
- p->nr_tex_indirect++;
- }
-
- *(p->csr++) = (op |
- T0_DEST( dest ) |
- T0_SAMPLER( sampler ));
-
- *(p->csr++) = T1_ADDRESS_REG( coord );
- *(p->csr++) = T2_MBZ;
-
- p->nr_tex_insn++;
- return dest;
- }
-}
-
-
-GLuint i915_emit_const1f( struct i915_fragment_program *p, GLfloat c0 )
-{
- GLint reg, idx;
-
- if (c0 == 0.0) return swizzle(UREG(REG_TYPE_R, 0), ZERO, ZERO, ZERO, ZERO);
- if (c0 == 1.0) return swizzle(UREG(REG_TYPE_R, 0), ONE, ONE, ONE, ONE );
-
- for (reg = 0; reg < I915_MAX_CONSTANT; reg++) {
- if (p->constant_flags[reg] == I915_CONSTFLAG_PARAM)
- continue;
- for (idx = 0; idx < 4; idx++) {
- if (!(p->constant_flags[reg] & (1<<idx)) ||
- p->constant[reg][idx] == c0) {
- p->constant[reg][idx] = c0;
- p->constant_flags[reg] |= 1<<idx;
- if (reg+1 > p->nr_constants) p->nr_constants = reg+1;
- return swizzle(UREG(REG_TYPE_CONST, reg),idx,ZERO,ZERO,ONE);
- }
- }
- }
-
- fprintf(stderr, "%s: out of constants\n", __FUNCTION__);
- p->error = 1;
- return 0;
-}
-
-GLuint i915_emit_const2f( struct i915_fragment_program *p,
- GLfloat c0, GLfloat c1 )
-{
- GLint reg, idx;
-
- if (c0 == 0.0) return swizzle(i915_emit_const1f(p, c1), ZERO, X, Z, W);
- if (c0 == 1.0) return swizzle(i915_emit_const1f(p, c1), ONE, X, Z, W);
-
- if (c1 == 0.0) return swizzle(i915_emit_const1f(p, c0), X, ZERO, Z, W);
- if (c1 == 1.0) return swizzle(i915_emit_const1f(p, c0), X, ONE, Z, W);
-
- for (reg = 0; reg < I915_MAX_CONSTANT; reg++) {
- if (p->constant_flags[reg] == 0xf ||
- p->constant_flags[reg] == I915_CONSTFLAG_PARAM)
- continue;
- for (idx = 0; idx < 3; idx++) {
- if (!(p->constant_flags[reg] & (3<<idx))) {
- p->constant[reg][idx] = c0;
- p->constant[reg][idx+1] = c1;
- p->constant_flags[reg] |= 3<<idx;
- if (reg+1 > p->nr_constants) p->nr_constants = reg+1;
- return swizzle(UREG(REG_TYPE_CONST, reg),idx,idx+1,ZERO,ONE);
- }
- }
- }
-
- fprintf(stderr, "%s: out of constants\n", __FUNCTION__);
- p->error = 1;
- return 0;
-}
-
-
-
-GLuint i915_emit_const4f( struct i915_fragment_program *p,
- GLfloat c0, GLfloat c1, GLfloat c2, GLfloat c3 )
-{
- GLint reg;
-
- for (reg = 0; reg < I915_MAX_CONSTANT; reg++) {
- if (p->constant_flags[reg] == 0xf &&
- p->constant[reg][0] == c0 &&
- p->constant[reg][1] == c1 &&
- p->constant[reg][2] == c2 &&
- p->constant[reg][3] == c3) {
- return UREG(REG_TYPE_CONST, reg);
- }
- else if (p->constant_flags[reg] == 0) {
- p->constant[reg][0] = c0;
- p->constant[reg][1] = c1;
- p->constant[reg][2] = c2;
- p->constant[reg][3] = c3;
- p->constant_flags[reg] = 0xf;
- if (reg+1 > p->nr_constants) p->nr_constants = reg+1;
- return UREG(REG_TYPE_CONST, reg);
- }
- }
-
- fprintf(stderr, "%s: out of constants\n", __FUNCTION__);
- p->error = 1;
- return 0;
-}
-
-
-GLuint i915_emit_const4fv( struct i915_fragment_program *p, const GLfloat *c )
-{
- return i915_emit_const4f( p, c[0], c[1], c[2], c[3] );
-}
-
-
-GLuint i915_emit_param4fv( struct i915_fragment_program *p,
- const GLfloat *values )
-{
- GLint reg, i;
-
- for (i = 0; i < p->nr_params; i++) {
- if (p->param[i].values == values)
- return UREG(REG_TYPE_CONST, p->param[i].reg);
- }
-
-
- for (reg = 0; reg < I915_MAX_CONSTANT; reg++) {
- if (p->constant_flags[reg] == 0) {
- p->constant_flags[reg] = I915_CONSTFLAG_PARAM;
- i = p->nr_params++;
-
- p->param[i].values = values;
- p->param[i].reg = reg;
- p->params_uptodate = 0;
-
- if (reg+1 > p->nr_constants) p->nr_constants = reg+1;
- return UREG(REG_TYPE_CONST, reg);
- }
- }
-
- fprintf(stderr, "%s: out of constants\n", __FUNCTION__);
- p->error = 1;
- return 0;
-}
-
-
-
-
-void i915_program_error( struct i915_fragment_program *p, const char *msg )
-{
- _mesa_problem(NULL, "i915_program_error: %s", msg);
- p->error = 1;
-}
-
-void i915_init_program( i915ContextPtr i915, struct i915_fragment_program *p )
-{
- GLcontext *ctx = &i915->intel.ctx;
- TNLcontext *tnl = TNL_CONTEXT( ctx );
-
- p->translated = 0;
- p->params_uptodate = 0;
- p->on_hardware = 0;
- p->error = 0;
-
- p->nr_tex_indirect = 1; /* correct? */
- p->nr_tex_insn = 0;
- p->nr_alu_insn = 0;
- p->nr_decl_insn = 0;
-
- p->ctx = ctx;
- memset( p->constant_flags, 0, sizeof(p->constant_flags) );
-
- p->nr_constants = 0;
- p->csr = p->program;
- p->decl = p->declarations;
- p->decl_s = 0;
- p->decl_t = 0;
- p->temp_flag = 0xffff000;
- p->utemp_flag = ~0x7;
- p->wpos_tex = -1;
- p->depth_written = 0;
- p->nr_params = 0;
-
- p->src_texture = UREG_BAD;
- p->src_previous = UREG(REG_TYPE_T, T_DIFFUSE);
- p->last_tex_stage = 0;
- p->VB = &tnl->vb;
-
- *(p->decl++) = _3DSTATE_PIXEL_SHADER_PROGRAM;
-}
-
-
-void i915_fini_program( struct i915_fragment_program *p )
-{
- GLuint program_size = p->csr - p->program;
- GLuint decl_size = p->decl - p->declarations;
-
- if (p->nr_tex_indirect > I915_MAX_TEX_INDIRECT)
- i915_program_error(p, "Exceeded max nr indirect texture lookups");
-
- if (p->nr_tex_insn > I915_MAX_TEX_INSN)
- i915_program_error(p, "Exceeded max TEX instructions");
-
- if (p->nr_alu_insn > I915_MAX_ALU_INSN)
- i915_program_error(p, "Exceeded max ALU instructions");
-
- if (p->nr_decl_insn > I915_MAX_DECL_INSN)
- i915_program_error(p, "Exceeded max DECL instructions");
-
- if (p->error) {
- p->FragProg.Base.NumNativeInstructions = 0;
- p->FragProg.Base.NumNativeAluInstructions = 0;
- p->FragProg.Base.NumNativeTexInstructions = 0;
- p->FragProg.Base.NumNativeTexIndirections = 0;
- }
- else {
- p->FragProg.Base.NumNativeInstructions = (p->nr_alu_insn +
- p->nr_tex_insn +
- p->nr_decl_insn);
- p->FragProg.Base.NumNativeAluInstructions = p->nr_alu_insn;
- p->FragProg.Base.NumNativeTexInstructions = p->nr_tex_insn;
- p->FragProg.Base.NumNativeTexIndirections = p->nr_tex_indirect;
- }
-
- p->declarations[0] |= program_size + decl_size - 2;
-}
-
-void i915_upload_program( i915ContextPtr i915, struct i915_fragment_program *p )
-{
- GLuint program_size = p->csr - p->program;
- GLuint decl_size = p->decl - p->declarations;
-
- FALLBACK( &i915->intel, I915_FALLBACK_PROGRAM, p->error );
-
- /* Could just go straight to the batchbuffer from here:
- */
- if (i915->state.ProgramSize != (program_size + decl_size) ||
- memcmp(i915->state.Program + decl_size, p->program,
- program_size*sizeof(int)) != 0) {
- I915_STATECHANGE( i915, I915_UPLOAD_PROGRAM );
- memcpy(i915->state.Program, p->declarations, decl_size*sizeof(int));
- memcpy(i915->state.Program + decl_size, p->program,
- program_size*sizeof(int));
- i915->state.ProgramSize = decl_size + program_size;
- }
-
- /* Always seemed to get a failure if I used memcmp() to
- * shortcircuit this state upload. Needs further investigation?
- */
- if (p->nr_constants) {
- GLuint nr = p->nr_constants;
-
- I915_ACTIVESTATE( i915, I915_UPLOAD_CONSTANTS, 1 );
- I915_STATECHANGE( i915, I915_UPLOAD_CONSTANTS );
-
- i915->state.Constant[0] = _3DSTATE_PIXEL_SHADER_CONSTANTS | ((nr) * 4);
- i915->state.Constant[1] = (1<<(nr-1)) | ((1<<(nr-1))-1);
-
- memcpy(&i915->state.Constant[2], p->constant, 4*sizeof(int)*(nr));
- i915->state.ConstantSize = 2 + (nr) * 4;
-
- if (0) {
- GLuint i;
- for (i = 0; i < nr; i++) {
- fprintf(stderr, "const[%d]: %f %f %f %f\n", i,
- p->constant[i][0],
- p->constant[i][1],
- p->constant[i][2],
- p->constant[i][3]);
- }
- }
- }
- else {
- I915_ACTIVESTATE( i915, I915_UPLOAD_CONSTANTS, 0 );
- }
-
- p->on_hardware = 1;
-}
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-
-#ifndef I915_PROGRAM_H
-#define I915_PROGRAM_H
-
-#include "i915_context.h"
-#include "i915_reg.h"
-
-
-
-/* Having zero and one in here makes the definition of swizzle a lot
- * easier.
- */
-#define UREG_TYPE_SHIFT 29
-#define UREG_NR_SHIFT 24
-#define UREG_CHANNEL_X_NEGATE_SHIFT 23
-#define UREG_CHANNEL_X_SHIFT 20
-#define UREG_CHANNEL_Y_NEGATE_SHIFT 19
-#define UREG_CHANNEL_Y_SHIFT 16
-#define UREG_CHANNEL_Z_NEGATE_SHIFT 15
-#define UREG_CHANNEL_Z_SHIFT 12
-#define UREG_CHANNEL_W_NEGATE_SHIFT 11
-#define UREG_CHANNEL_W_SHIFT 8
-#define UREG_CHANNEL_ZERO_NEGATE_MBZ 5
-#define UREG_CHANNEL_ZERO_SHIFT 4
-#define UREG_CHANNEL_ONE_NEGATE_MBZ 1
-#define UREG_CHANNEL_ONE_SHIFT 0
-
-#define UREG_BAD 0xffffffff /* not a valid ureg */
-
-#define X SRC_X
-#define Y SRC_Y
-#define Z SRC_Z
-#define W SRC_W
-#define ZERO SRC_ZERO
-#define ONE SRC_ONE
-
-/* Construct a ureg:
- */
-#define UREG( type, nr ) (((type)<< UREG_TYPE_SHIFT) | \
- ((nr) << UREG_NR_SHIFT) | \
- (X << UREG_CHANNEL_X_SHIFT) | \
- (Y << UREG_CHANNEL_Y_SHIFT) | \
- (Z << UREG_CHANNEL_Z_SHIFT) | \
- (W << UREG_CHANNEL_W_SHIFT) | \
- (ZERO << UREG_CHANNEL_ZERO_SHIFT) | \
- (ONE << UREG_CHANNEL_ONE_SHIFT))
-
-#define GET_CHANNEL_SRC( reg, channel ) ((reg<<(channel*4)) & (0xf<<20))
-#define CHANNEL_SRC( src, channel ) (src>>(channel*4))
-
-#define GET_UREG_TYPE(reg) (((reg)>>UREG_TYPE_SHIFT)®_TYPE_MASK)
-#define GET_UREG_NR(reg) (((reg)>>UREG_NR_SHIFT)®_NR_MASK)
-
-
-
-#define UREG_XYZW_CHANNEL_MASK 0x00ffff00
-
-/* One neat thing about the UREG representation:
- */
-static __inline int swizzle( int reg, int x, int y, int z, int w )
-{
- return ((reg & ~UREG_XYZW_CHANNEL_MASK) |
- CHANNEL_SRC( GET_CHANNEL_SRC( reg, x ), 0 ) |
- CHANNEL_SRC( GET_CHANNEL_SRC( reg, y ), 1 ) |
- CHANNEL_SRC( GET_CHANNEL_SRC( reg, z ), 2 ) |
- CHANNEL_SRC( GET_CHANNEL_SRC( reg, w ), 3 ));
-}
-
-/* Another neat thing about the UREG representation:
- */
-static __inline int negate( int reg, int x, int y, int z, int w )
-{
- return reg ^ (((x&1)<<UREG_CHANNEL_X_NEGATE_SHIFT)|
- ((y&1)<<UREG_CHANNEL_Y_NEGATE_SHIFT)|
- ((z&1)<<UREG_CHANNEL_Z_NEGATE_SHIFT)|
- ((w&1)<<UREG_CHANNEL_W_NEGATE_SHIFT));
-}
-
-
-extern GLuint i915_get_temp( struct i915_fragment_program *p );
-extern GLuint i915_get_utemp( struct i915_fragment_program *p );
-extern void i915_release_utemps( struct i915_fragment_program *p );
-
-
-extern GLuint i915_emit_texld( struct i915_fragment_program *p,
- GLuint dest,
- GLuint destmask,
- GLuint sampler,
- GLuint coord,
- GLuint op );
-
-extern GLuint i915_emit_arith( struct i915_fragment_program *p,
- GLuint op,
- GLuint dest,
- GLuint mask,
- GLuint saturate,
- GLuint src0,
- GLuint src1,
- GLuint src2 );
-
-extern GLuint i915_emit_decl( struct i915_fragment_program *p,
- GLuint type, GLuint nr, GLuint d0_flags );
-
-
-extern GLuint i915_emit_const1f( struct i915_fragment_program *p,
- GLfloat c0 );
-
-extern GLuint i915_emit_const2f( struct i915_fragment_program *p,
- GLfloat c0, GLfloat c1 );
-
-extern GLuint i915_emit_const4fv( struct i915_fragment_program *p,
- const GLfloat *c );
-
-extern GLuint i915_emit_const4f( struct i915_fragment_program *p,
- GLfloat c0, GLfloat c1,
- GLfloat c2, GLfloat c3 );
-
-
-extern GLuint i915_emit_param4fv( struct i915_fragment_program *p,
- const GLfloat *values );
-
-extern void i915_program_error( struct i915_fragment_program *p,
- const char *msg );
-
-extern void i915_init_program( i915ContextPtr i915,
- struct i915_fragment_program *p );
-
-extern void i915_upload_program( i915ContextPtr i915,
- struct i915_fragment_program *p );
-
-extern void i915_fini_program( struct i915_fragment_program *p );
-
-
-
-
-#endif
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-
-#ifndef _I915_REG_H_
-#define _I915_REG_H_
-
-
-#include "intel_reg.h"
-
-#define I915_SET_FIELD( var, mask, value ) (var &= ~(mask), var |= value)
-
-#define CMD_3D (0x3<<29)
-
-#define PRIM3D_INLINE (CMD_3D | (0x1f<<24))
-#define PRIM3D_TRILIST (0x0<<18)
-#define PRIM3D_TRISTRIP (0x1<<18)
-#define PRIM3D_TRISTRIP_RVRSE (0x2<<18)
-#define PRIM3D_TRIFAN (0x3<<18)
-#define PRIM3D_POLY (0x4<<18)
-#define PRIM3D_LINELIST (0x5<<18)
-#define PRIM3D_LINESTRIP (0x6<<18)
-#define PRIM3D_RECTLIST (0x7<<18)
-#define PRIM3D_POINTLIST (0x8<<18)
-#define PRIM3D_DIB (0x9<<18)
-#define PRIM3D_CLEAR_RECT (0xa<<18)
-#define PRIM3D_ZONE_INIT (0xd<<18)
-#define PRIM3D_MASK (0x1f<<18)
-
-/* p137 */
-#define _3DSTATE_AA_CMD (CMD_3D | (0x06<<24))
-#define AA_LINE_ECAAR_WIDTH_ENABLE (1<<16)
-#define AA_LINE_ECAAR_WIDTH_0_5 0
-#define AA_LINE_ECAAR_WIDTH_1_0 (1<<14)
-#define AA_LINE_ECAAR_WIDTH_2_0 (2<<14)
-#define AA_LINE_ECAAR_WIDTH_4_0 (3<<14)
-#define AA_LINE_REGION_WIDTH_ENABLE (1<<8)
-#define AA_LINE_REGION_WIDTH_0_5 0
-#define AA_LINE_REGION_WIDTH_1_0 (1<<6)
-#define AA_LINE_REGION_WIDTH_2_0 (2<<6)
-#define AA_LINE_REGION_WIDTH_4_0 (3<<6)
-
-/* 3DSTATE_BACKFACE_STENCIL_OPS, p138*/
-#define _3DSTATE_BACKFACE_STENCIL_OPS (CMD_3D | (0x8<<24))
-#define BFO_ENABLE_STENCIL_REF (1<<23)
-#define BFO_STENCIL_REF_SHIFT 15
-#define BFO_STENCIL_REF_MASK (0xff<<15)
-#define BFO_ENABLE_STENCIL_FUNCS (1<<14)
-#define BFO_STENCIL_TEST_SHIFT 11
-#define BFO_STENCIL_TEST_MASK (0x7<<11)
-#define BFO_STENCIL_FAIL_SHIFT 8
-#define BFO_STENCIL_FAIL_MASK (0x7<<8)
-#define BFO_STENCIL_PASS_Z_FAIL_SHIFT 5
-#define BFO_STENCIL_PASS_Z_FAIL_MASK (0x7<<5)
-#define BFO_STENCIL_PASS_Z_PASS_SHIFT 2
-#define BFO_STENCIL_PASS_Z_PASS_MASK (0x7<<2)
-#define BFO_ENABLE_STENCIL_TWO_SIDE (1<<1)
-#define BFO_STENCIL_TWO_SIDE (1<<0)
-
-
-/* 3DSTATE_BACKFACE_STENCIL_MASKS, p140 */
-#define _3DSTATE_BACKFACE_STENCIL_MASKS (CMD_3D | (0x9<<24))
-#define BFM_ENABLE_STENCIL_TEST_MASK (1<<17)
-#define BFM_ENABLE_STENCIL_WRITE_MASK (1<<16)
-#define BFM_STENCIL_TEST_MASK_SHIFT 8
-#define BFM_STENCIL_TEST_MASK_MASK (0xff<<8)
-#define BFM_STENCIL_WRITE_MASK_SHIFT 0
-#define BFM_STENCIL_WRITE_MASK_MASK (0xff<<0)
-
-
-
-/* 3DSTATE_BIN_CONTROL p141 */
-
-/* p143 */
-#define _3DSTATE_BUF_INFO_CMD (CMD_3D | (0x1d<<24) | (0x8e<<16) | 1)
-/* Dword 1 */
-#define BUF_3D_ID_COLOR_BACK (0x3<<24)
-#define BUF_3D_ID_DEPTH (0x7<<24)
-#define BUF_3D_USE_FENCE (1<<23)
-#define BUF_3D_TILED_SURFACE (1<<22)
-#define BUF_3D_TILE_WALK_X 0
-#define BUF_3D_TILE_WALK_Y (1<<21)
-#define BUF_3D_PITCH(x) (((x)/4)<<2)
-/* Dword 2 */
-#define BUF_3D_ADDR(x) ((x) & ~0x3)
-
-
-/* 3DSTATE_CHROMA_KEY */
-
-/* 3DSTATE_CLEAR_PARAMETERS, p150 */
-
-/* 3DSTATE_CONSTANT_BLEND_COLOR, p153 */
-#define _3DSTATE_CONST_BLEND_COLOR_CMD (CMD_3D | (0x1d<<24) | (0x88<<16))
-
-
-
-/* 3DSTATE_COORD_SET_BINDINGS, p154 */
-#define _3DSTATE_COORD_SET_BINDINGS (CMD_3D | (0x16<<24))
-#define CSB_TCB(iunit, eunit) ((eunit)<<(iunit*3))
-
-/* p156 */
-#define _3DSTATE_DFLT_DIFFUSE_CMD (CMD_3D | (0x1d<<24) | (0x99<<16))
-
-/* p157 */
-#define _3DSTATE_DFLT_SPEC_CMD (CMD_3D | (0x1d<<24) | (0x9a<<16))
-
-/* p158 */
-#define _3DSTATE_DFLT_Z_CMD (CMD_3D | (0x1d<<24) | (0x98<<16))
-
-
-/* 3DSTATE_DEPTH_OFFSET_SCALE, p159 */
-#define _3DSTATE_DEPTH_OFFSET_SCALE (CMD_3D | (0x1d<<24) | (0x97<<16))
-/* scale in dword 1 */
-
-
-/* 3DSTATE_DEPTH_SUBRECT_DISABLE, p160 */
-#define _3DSTATE_DEPTH_SUBRECT_DISABLE (CMD_3D | (0x1c<<24) | (0x11<<19) | 0x2)
-
-/* p161 */
-#define _3DSTATE_DST_BUF_VARS_CMD (CMD_3D | (0x1d<<24) | (0x85<<16))
-/* Dword 1 */
-#define TEX_DEFAULT_COLOR_OGL (0<<30)
-#define TEX_DEFAULT_COLOR_D3D (1<<30)
-#define ZR_EARLY_DEPTH (1<<29)
-#define LOD_PRECLAMP_OGL (1<<28)
-#define LOD_PRECLAMP_D3D (0<<28)
-#define DITHER_FULL_ALWAYS (0<<26)
-#define DITHER_FULL_ON_FB_BLEND (1<<26)
-#define DITHER_CLAMPED_ALWAYS (2<<26)
-#define LINEAR_GAMMA_BLEND_32BPP (1<<25)
-#define DEBUG_DISABLE_ENH_DITHER (1<<24)
-#define DSTORG_HORT_BIAS(x) ((x)<<20)
-#define DSTORG_VERT_BIAS(x) ((x)<<16)
-#define COLOR_4_2_2_CHNL_WRT_ALL 0
-#define COLOR_4_2_2_CHNL_WRT_Y (1<<12)
-#define COLOR_4_2_2_CHNL_WRT_CR (2<<12)
-#define COLOR_4_2_2_CHNL_WRT_CB (3<<12)
-#define COLOR_4_2_2_CHNL_WRT_CRCB (4<<12)
-#define COLR_BUF_8BIT 0
-#define COLR_BUF_RGB555 (1<<8)
-#define COLR_BUF_RGB565 (2<<8)
-#define COLR_BUF_ARGB8888 (3<<8)
-#define DEPTH_FRMT_16_FIXED 0
-#define DEPTH_FRMT_16_FLOAT (1<<2)
-#define DEPTH_FRMT_24_FIXED_8_OTHER (2<<2)
-#define VERT_LINE_STRIDE_1 (1<<1)
-#define VERT_LINE_STRIDE_0 (0<<1)
-#define VERT_LINE_STRIDE_OFS_1 1
-#define VERT_LINE_STRIDE_OFS_0 0
-
-/* p166 */
-#define _3DSTATE_DRAW_RECT_CMD (CMD_3D|(0x1d<<24)|(0x80<<16)|3)
-/* Dword 1 */
-#define DRAW_RECT_DIS_DEPTH_OFS (1<<30)
-#define DRAW_DITHER_OFS_X(x) ((x)<<26)
-#define DRAW_DITHER_OFS_Y(x) ((x)<<24)
-/* Dword 2 */
-#define DRAW_YMIN(x) ((x)<<16)
-#define DRAW_XMIN(x) (x)
-/* Dword 3 */
-#define DRAW_YMAX(x) ((x)<<16)
-#define DRAW_XMAX(x) (x)
-/* Dword 4 */
-#define DRAW_YORG(x) ((x)<<16)
-#define DRAW_XORG(x) (x)
-
-
-/* 3DSTATE_FILTER_COEFFICIENTS_4X4, p170 */
-
-/* 3DSTATE_FILTER_COEFFICIENTS_6X5, p172 */
-
-
-/* _3DSTATE_FOG_COLOR, p173 */
-#define _3DSTATE_FOG_COLOR_CMD (CMD_3D|(0x15<<24))
-#define FOG_COLOR_RED(x) ((x)<<16)
-#define FOG_COLOR_GREEN(x) ((x)<<8)
-#define FOG_COLOR_BLUE(x) (x)
-
-/* _3DSTATE_FOG_MODE, p174 */
-#define _3DSTATE_FOG_MODE_CMD (CMD_3D|(0x1d<<24)|(0x89<<16)|2)
-/* Dword 1 */
-#define FMC1_FOGFUNC_MODIFY_ENABLE (1<<31)
-#define FMC1_FOGFUNC_VERTEX (0<<28)
-#define FMC1_FOGFUNC_PIXEL_EXP (1<<28)
-#define FMC1_FOGFUNC_PIXEL_EXP2 (2<<28)
-#define FMC1_FOGFUNC_PIXEL_LINEAR (3<<28)
-#define FMC1_FOGFUNC_MASK (3<<28)
-#define FMC1_FOGINDEX_MODIFY_ENABLE (1<<27)
-#define FMC1_FOGINDEX_Z (0<<25)
-#define FMC1_FOGINDEX_W (1<<25)
-#define FMC1_C1_C2_MODIFY_ENABLE (1<<24)
-#define FMC1_DENSITY_MODIFY_ENABLE (1<<23)
-#define FMC1_C1_ONE (1<<13)
-#define FMC1_C1_MASK (0xffff<<4)
-/* Dword 2 */
-#define FMC2_C2_ONE (1<<16)
-/* Dword 3 */
-#define FMC3_D_ONE (1<<16)
-
-
-
-/* _3DSTATE_INDEPENDENT_ALPHA_BLEND, p177 */
-#define _3DSTATE_INDEPENDENT_ALPHA_BLEND_CMD (CMD_3D|(0x0b<<24))
-#define IAB_MODIFY_ENABLE (1<<23)
-#define IAB_ENABLE (1<<22)
-#define IAB_MODIFY_FUNC (1<<21)
-#define IAB_FUNC_SHIFT 16
-#define IAB_MODIFY_SRC_FACTOR (1<<11)
-#define IAB_SRC_FACTOR_SHIFT 6
-#define IAB_SRC_FACTOR_MASK (BLENDFACT_MASK<<6)
-#define IAB_MODIFY_DST_FACTOR (1<<5)
-#define IAB_DST_FACTOR_SHIFT 0
-#define IAB_DST_FACTOR_MASK (BLENDFACT_MASK<<0)
-
-
-#define BLENDFUNC_ADD 0x0
-#define BLENDFUNC_SUBTRACT 0x1
-#define BLENDFUNC_REVERSE_SUBTRACT 0x2
-#define BLENDFUNC_MIN 0x3
-#define BLENDFUNC_MAX 0x4
-#define BLENDFUNC_MASK 0x7
-
-/* 3DSTATE_LOAD_INDIRECT, p180 */
-
-#define _3DSTATE_LOAD_INDIRECT (CMD_3D|(0x1d<<24)|(0x7<<16))
-#define LI0_STATE_STATIC_INDIRECT (0x01<<8)
-#define LI0_STATE_DYNAMIC_INDIRECT (0x02<<8)
-#define LI0_STATE_SAMPLER (0x04<<8)
-#define LI0_STATE_MAP (0x08<<8)
-#define LI0_STATE_PROGRAM (0x10<<8)
-#define LI0_STATE_CONSTANTS (0x20<<8)
-
-#define SIS0_BUFFER_ADDRESS(x) ((x)&~0x3)
-#define SIS0_FORCE_LOAD (1<<1)
-#define SIS0_BUFFER_VALID (1<<0)
-#define SIS1_BUFFER_LENGTH(x) ((x)&0xff)
-
-#define DIS0_BUFFER_ADDRESS(x) ((x)&~0x3)
-#define DIS0_BUFFER_RESET (1<<1)
-#define DIS0_BUFFER_VALID (1<<0)
-
-#define SSB0_BUFFER_ADDRESS(x) ((x)&~0x3)
-#define SSB0_FORCE_LOAD (1<<1)
-#define SSB0_BUFFER_VALID (1<<0)
-#define SSB1_BUFFER_LENGTH(x) ((x)&0xff)
-
-#define MSB0_BUFFER_ADDRESS(x) ((x)&~0x3)
-#define MSB0_FORCE_LOAD (1<<1)
-#define MSB0_BUFFER_VALID (1<<0)
-#define MSB1_BUFFER_LENGTH(x) ((x)&0xff)
-
-#define PSP0_BUFFER_ADDRESS(x) ((x)&~0x3)
-#define PSP0_FORCE_LOAD (1<<1)
-#define PSP0_BUFFER_VALID (1<<0)
-#define PSP1_BUFFER_LENGTH(x) ((x)&0xff)
-
-#define PSC0_BUFFER_ADDRESS(x) ((x)&~0x3)
-#define PSC0_FORCE_LOAD (1<<1)
-#define PSC0_BUFFER_VALID (1<<0)
-#define PSC1_BUFFER_LENGTH(x) ((x)&0xff)
-
-
-
-
-
-/* _3DSTATE_RASTERIZATION_RULES */
-#define _3DSTATE_RASTER_RULES_CMD (CMD_3D|(0x07<<24))
-#define ENABLE_POINT_RASTER_RULE (1<<15)
-#define OGL_POINT_RASTER_RULE (1<<13)
-#define ENABLE_TEXKILL_3D_4D (1<<10)
-#define TEXKILL_3D (0<<9)
-#define TEXKILL_4D (1<<9)
-#define ENABLE_LINE_STRIP_PROVOKE_VRTX (1<<8)
-#define ENABLE_TRI_FAN_PROVOKE_VRTX (1<<5)
-#define LINE_STRIP_PROVOKE_VRTX(x) ((x)<<6)
-#define TRI_FAN_PROVOKE_VRTX(x) ((x)<<3)
-
-/* _3DSTATE_SCISSOR_ENABLE, p256 */
-#define _3DSTATE_SCISSOR_ENABLE_CMD (CMD_3D|(0x1c<<24)|(0x10<<19))
-#define ENABLE_SCISSOR_RECT ((1<<1) | 1)
-#define DISABLE_SCISSOR_RECT (1<<1)
-
-/* _3DSTATE_SCISSOR_RECTANGLE_0, p257 */
-#define _3DSTATE_SCISSOR_RECT_0_CMD (CMD_3D|(0x1d<<24)|(0x81<<16)|1)
-/* Dword 1 */
-#define SCISSOR_RECT_0_YMIN(x) ((x)<<16)
-#define SCISSOR_RECT_0_XMIN(x) (x)
-/* Dword 2 */
-#define SCISSOR_RECT_0_YMAX(x) ((x)<<16)
-#define SCISSOR_RECT_0_XMAX(x) (x)
-
-/* p189 */
-#define _3DSTATE_LOAD_STATE_IMMEDIATE_1 ((0x3<<29)|(0x1d<<24)|(0x04<<16))
-#define I1_LOAD_S(n) (1<<(4+n))
-
-#define S0_VB_OFFSET_MASK 0xffffffc
-#define S0_AUTO_CACHE_INV_DISABLE (1<<0)
-
-#define S1_VERTEX_WIDTH_SHIFT 24
-#define S1_VERTEX_WIDTH_MASK (0x3f<<24)
-#define S1_VERTEX_PITCH_SHIFT 16
-#define S1_VERTEX_PITCH_MASK (0x3f<<16)
-
-#define TEXCOORDFMT_2D 0x0
-#define TEXCOORDFMT_3D 0x1
-#define TEXCOORDFMT_4D 0x2
-#define TEXCOORDFMT_1D 0x3
-#define TEXCOORDFMT_2D_16 0x4
-#define TEXCOORDFMT_4D_16 0x5
-#define TEXCOORDFMT_NOT_PRESENT 0xf
-#define S2_TEXCOORD_FMT0_MASK 0xf
-#define S2_TEXCOORD_FMT1_SHIFT 4
-#define S2_TEXCOORD_FMT(unit, type) ((type)<<(unit*4))
-#define S2_TEXCOORD_NONE (~0)
-
-/* S3 not interesting */
-
-#define S4_POINT_WIDTH_SHIFT 23
-#define S4_POINT_WIDTH_MASK (0x1ff<<23)
-#define S4_LINE_WIDTH_SHIFT 19
-#define S4_LINE_WIDTH_ONE (0x2<<19)
-#define S4_LINE_WIDTH_MASK (0xf<<19)
-#define S4_FLATSHADE_ALPHA (1<<18)
-#define S4_FLATSHADE_FOG (1<<17)
-#define S4_FLATSHADE_SPECULAR (1<<16)
-#define S4_FLATSHADE_COLOR (1<<15)
-#define S4_CULLMODE_BOTH (0<<13)
-#define S4_CULLMODE_NONE (1<<13)
-#define S4_CULLMODE_CW (2<<13)
-#define S4_CULLMODE_CCW (3<<13)
-#define S4_CULLMODE_MASK (3<<13)
-#define S4_VFMT_POINT_WIDTH (1<<12)
-#define S4_VFMT_SPEC_FOG (1<<11)
-#define S4_VFMT_COLOR (1<<10)
-#define S4_VFMT_DEPTH_OFFSET (1<<9)
-#define S4_VFMT_XYZ (1<<6)
-#define S4_VFMT_XYZW (2<<6)
-#define S4_VFMT_XY (3<<6)
-#define S4_VFMT_XYW (4<<6)
-#define S4_VFMT_XYZW_MASK (7<<6)
-#define S4_FORCE_DEFAULT_DIFFUSE (1<<5)
-#define S4_FORCE_DEFAULT_SPECULAR (1<<4)
-#define S4_LOCAL_DEPTH_OFFSET_ENABLE (1<<3)
-#define S4_VFMT_FOG_PARAM (1<<2)
-#define S4_SPRITE_POINT_ENABLE (1<<1)
-#define S4_LINE_ANTIALIAS_ENABLE (1<<0)
-
-#define S4_VFMT_MASK (S4_VFMT_POINT_WIDTH | \
- S4_VFMT_SPEC_FOG | \
- S4_VFMT_COLOR | \
- S4_VFMT_DEPTH_OFFSET | \
- S4_VFMT_XYZW_MASK | \
- S4_VFMT_FOG_PARAM)
-
-
-#define S5_WRITEDISABLE_ALPHA (1<<31)
-#define S5_WRITEDISABLE_RED (1<<30)
-#define S5_WRITEDISABLE_GREEN (1<<29)
-#define S5_WRITEDISABLE_BLUE (1<<28)
-#define S5_WRITEDISABLE_MASK (0xf<<28)
-#define S5_FORCE_DEFAULT_POINT_SIZE (1<<27)
-#define S5_LAST_PIXEL_ENABLE (1<<26)
-#define S5_GLOBAL_DEPTH_OFFSET_ENABLE (1<<25)
-#define S5_FOG_ENABLE (1<<24)
-#define S5_STENCIL_REF_SHIFT 16
-#define S5_STENCIL_REF_MASK (0xff<<16)
-#define S5_STENCIL_TEST_FUNC_SHIFT 13
-#define S5_STENCIL_TEST_FUNC_MASK (0x7<<13)
-#define S5_STENCIL_FAIL_SHIFT 10
-#define S5_STENCIL_FAIL_MASK (0x7<<10)
-#define S5_STENCIL_PASS_Z_FAIL_SHIFT 7
-#define S5_STENCIL_PASS_Z_FAIL_MASK (0x7<<7)
-#define S5_STENCIL_PASS_Z_PASS_SHIFT 4
-#define S5_STENCIL_PASS_Z_PASS_MASK (0x7<<4)
-#define S5_STENCIL_WRITE_ENABLE (1<<3)
-#define S5_STENCIL_TEST_ENABLE (1<<2)
-#define S5_COLOR_DITHER_ENABLE (1<<1)
-#define S5_LOGICOP_ENABLE (1<<0)
-
-
-#define S6_ALPHA_TEST_ENABLE (1<<31)
-#define S6_ALPHA_TEST_FUNC_SHIFT 28
-#define S6_ALPHA_TEST_FUNC_MASK (0x7<<28)
-#define S6_ALPHA_REF_SHIFT 20
-#define S6_ALPHA_REF_MASK (0xff<<20)
-#define S6_DEPTH_TEST_ENABLE (1<<19)
-#define S6_DEPTH_TEST_FUNC_SHIFT 16
-#define S6_DEPTH_TEST_FUNC_MASK (0x7<<16)
-#define S6_CBUF_BLEND_ENABLE (1<<15)
-#define S6_CBUF_BLEND_FUNC_SHIFT 12
-#define S6_CBUF_BLEND_FUNC_MASK (0x7<<12)
-#define S6_CBUF_SRC_BLEND_FACT_SHIFT 8
-#define S6_CBUF_SRC_BLEND_FACT_MASK (0xf<<8)
-#define S6_CBUF_DST_BLEND_FACT_SHIFT 4
-#define S6_CBUF_DST_BLEND_FACT_MASK (0xf<<4)
-#define S6_DEPTH_WRITE_ENABLE (1<<3)
-#define S6_COLOR_WRITE_ENABLE (1<<2)
-#define S6_TRISTRIP_PV_SHIFT 0
-#define S6_TRISTRIP_PV_MASK (0x3<<0)
-
-#define S7_DEPTH_OFFSET_CONST_MASK ~0
-
-/* 3DSTATE_MAP_DEINTERLACER_PARAMETERS */
-/* 3DSTATE_MAP_PALETTE_LOAD_32, p206 */
-
-
-/* _3DSTATE_MODES_4, p218 */
-#define _3DSTATE_MODES_4_CMD (CMD_3D|(0x0d<<24))
-#define ENABLE_LOGIC_OP_FUNC (1<<23)
-#define LOGIC_OP_FUNC(x) ((x)<<18)
-#define LOGICOP_MASK (0xf<<18)
-#define MODE4_ENABLE_STENCIL_TEST_MASK ((1<<17)|(0xff00))
-#define ENABLE_STENCIL_TEST_MASK (1<<17)
-#define STENCIL_TEST_MASK(x) ((x)<<8)
-#define MODE4_ENABLE_STENCIL_WRITE_MASK ((1<<16)|(0x00ff))
-#define ENABLE_STENCIL_WRITE_MASK (1<<16)
-#define STENCIL_WRITE_MASK(x) ((x)&0xff)
-
-/* _3DSTATE_MODES_5, p220 */
-#define _3DSTATE_MODES_5_CMD (CMD_3D|(0x0c<<24))
-#define PIPELINE_FLUSH_RENDER_CACHE (1<<18)
-#define PIPELINE_FLUSH_TEXTURE_CACHE (1<<16)
-
-
-/* p221 */
-#define _3DSTATE_PIXEL_SHADER_CONSTANTS (CMD_3D|(0x1d<<24)|(0x6<<16))
-#define PS1_REG(n) (1<<(n))
-#define PS2_CONST_X(n) (n)
-#define PS3_CONST_Y(n) (n)
-#define PS4_CONST_Z(n) (n)
-#define PS5_CONST_W(n) (n)
-
-/* p222 */
-
-
-#define I915_MAX_TEX_INDIRECT 4
-#define I915_MAX_TEX_INSN 32
-#define I915_MAX_ALU_INSN 64
-#define I915_MAX_DECL_INSN 27
-#define I915_MAX_TEMPORARY 16
-
-
-/* Each instruction is 3 dwords long, though most don't require all
- * this space. Maximum of 123 instructions. Smaller maxes per insn
- * type.
- */
-#define _3DSTATE_PIXEL_SHADER_PROGRAM (CMD_3D|(0x1d<<24)|(0x5<<16))
-
-#define REG_TYPE_R 0 /* temporary regs, no need to
- * dcl, must be written before
- * read -- Preserved between
- * phases.
- */
-#define REG_TYPE_T 1 /* Interpolated values, must be
- * dcl'ed before use.
- *
- * 0..7: texture coord,
- * 8: diffuse spec,
- * 9: specular color,
- * 10: fog parameter in w.
- */
-#define REG_TYPE_CONST 2 /* Restriction: only one const
- * can be referenced per
- * instruction, though it may be
- * selected for multiple inputs.
- * Constants not initialized
- * default to zero.
- */
-#define REG_TYPE_S 3 /* sampler */
-#define REG_TYPE_OC 4 /* output color (rgba) */
-#define REG_TYPE_OD 5 /* output depth (w), xyz are
- * temporaries. If not written,
- * interpolated depth is used?
- */
-#define REG_TYPE_U 6 /* unpreserved temporaries */
-#define REG_TYPE_MASK 0x7
-#define REG_NR_MASK 0xf
-
-
-/* REG_TYPE_T:
- */
-#define T_TEX0 0
-#define T_TEX1 1
-#define T_TEX2 2
-#define T_TEX3 3
-#define T_TEX4 4
-#define T_TEX5 5
-#define T_TEX6 6
-#define T_TEX7 7
-#define T_DIFFUSE 8
-#define T_SPECULAR 9
-#define T_FOG_W 10 /* interpolated fog is in W coord */
-
-/* Arithmetic instructions */
-
-/* .replicate_swizzle == selection and replication of a particular
- * scalar channel, ie., .xxxx, .yyyy, .zzzz or .wwww
- */
-#define A0_NOP (0x0<<24) /* no operation */
-#define A0_ADD (0x1<<24) /* dst = src0 + src1 */
-#define A0_MOV (0x2<<24) /* dst = src0 */
-#define A0_MUL (0x3<<24) /* dst = src0 * src1 */
-#define A0_MAD (0x4<<24) /* dst = src0 * src1 + src2 */
-#define A0_DP2ADD (0x5<<24) /* dst.xyzw = src0.xy dot src1.xy + src2.replicate_swizzle */
-#define A0_DP3 (0x6<<24) /* dst.xyzw = src0.xyz dot src1.xyz */
-#define A0_DP4 (0x7<<24) /* dst.xyzw = src0.xyzw dot src1.xyzw */
-#define A0_FRC (0x8<<24) /* dst = src0 - floor(src0) */
-#define A0_RCP (0x9<<24) /* dst.xyzw = 1/(src0.replicate_swizzle) */
-#define A0_RSQ (0xa<<24) /* dst.xyzw = 1/(sqrt(abs(src0.replicate_swizzle))) */
-#define A0_EXP (0xb<<24) /* dst.xyzw = exp2(src0.replicate_swizzle) */
-#define A0_LOG (0xc<<24) /* dst.xyzw = log2(abs(src0.replicate_swizzle)) */
-#define A0_CMP (0xd<<24) /* dst = (src0 >= 0.0) ? src1 : src2 */
-#define A0_MIN (0xe<<24) /* dst = (src0 < src1) ? src0 : src1 */
-#define A0_MAX (0xf<<24) /* dst = (src0 >= src1) ? src0 : src1 */
-#define A0_FLR (0x10<<24) /* dst = floor(src0) */
-#define A0_MOD (0x11<<24) /* dst = src0 fmod 1.0 */
-#define A0_TRC (0x12<<24) /* dst = int(src0) */
-#define A0_SGE (0x13<<24) /* dst = src0 >= src1 ? 1.0 : 0.0 */
-#define A0_SLT (0x14<<24) /* dst = src0 < src1 ? 1.0 : 0.0 */
-#define A0_DEST_SATURATE (1<<22)
-#define A0_DEST_TYPE_SHIFT 19
-/* Allow: R, OC, OD, U */
-#define A0_DEST_NR_SHIFT 14
-/* Allow R: 0..15, OC,OD: 0..0, U: 0..2 */
-#define A0_DEST_CHANNEL_X (1<<10)
-#define A0_DEST_CHANNEL_Y (2<<10)
-#define A0_DEST_CHANNEL_Z (4<<10)
-#define A0_DEST_CHANNEL_W (8<<10)
-#define A0_DEST_CHANNEL_ALL (0xf<<10)
-#define A0_DEST_CHANNEL_SHIFT 10
-#define A0_SRC0_TYPE_SHIFT 7
-#define A0_SRC0_NR_SHIFT 2
-
-#define A0_DEST_CHANNEL_XY (A0_DEST_CHANNEL_X|A0_DEST_CHANNEL_Y)
-#define A0_DEST_CHANNEL_XYZ (A0_DEST_CHANNEL_XY|A0_DEST_CHANNEL_Z)
-
-
-#define SRC_X 0
-#define SRC_Y 1
-#define SRC_Z 2
-#define SRC_W 3
-#define SRC_ZERO 4
-#define SRC_ONE 5
-
-#define A1_SRC0_CHANNEL_X_NEGATE (1<<31)
-#define A1_SRC0_CHANNEL_X_SHIFT 28
-#define A1_SRC0_CHANNEL_Y_NEGATE (1<<27)
-#define A1_SRC0_CHANNEL_Y_SHIFT 24
-#define A1_SRC0_CHANNEL_Z_NEGATE (1<<23)
-#define A1_SRC0_CHANNEL_Z_SHIFT 20
-#define A1_SRC0_CHANNEL_W_NEGATE (1<<19)
-#define A1_SRC0_CHANNEL_W_SHIFT 16
-#define A1_SRC1_TYPE_SHIFT 13
-#define A1_SRC1_NR_SHIFT 8
-#define A1_SRC1_CHANNEL_X_NEGATE (1<<7)
-#define A1_SRC1_CHANNEL_X_SHIFT 4
-#define A1_SRC1_CHANNEL_Y_NEGATE (1<<3)
-#define A1_SRC1_CHANNEL_Y_SHIFT 0
-
-#define A2_SRC1_CHANNEL_Z_NEGATE (1<<31)
-#define A2_SRC1_CHANNEL_Z_SHIFT 28
-#define A2_SRC1_CHANNEL_W_NEGATE (1<<27)
-#define A2_SRC1_CHANNEL_W_SHIFT 24
-#define A2_SRC2_TYPE_SHIFT 21
-#define A2_SRC2_NR_SHIFT 16
-#define A2_SRC2_CHANNEL_X_NEGATE (1<<15)
-#define A2_SRC2_CHANNEL_X_SHIFT 12
-#define A2_SRC2_CHANNEL_Y_NEGATE (1<<11)
-#define A2_SRC2_CHANNEL_Y_SHIFT 8
-#define A2_SRC2_CHANNEL_Z_NEGATE (1<<7)
-#define A2_SRC2_CHANNEL_Z_SHIFT 4
-#define A2_SRC2_CHANNEL_W_NEGATE (1<<3)
-#define A2_SRC2_CHANNEL_W_SHIFT 0
-
-
-
-/* Texture instructions */
-#define T0_TEXLD (0x15<<24) /* Sample texture using predeclared
- * sampler and address, and output
- * filtered texel data to destination
- * register */
-#define T0_TEXLDP (0x16<<24) /* Same as texld but performs a
- * perspective divide of the texture
- * coordinate .xyz values by .w before
- * sampling. */
-#define T0_TEXLDB (0x17<<24) /* Same as texld but biases the
- * computed LOD by w. Only S4.6 two's
- * comp is used. This implies that a
- * float to fixed conversion is
- * done. */
-#define T0_TEXKILL (0x18<<24) /* Does not perform a sampling
- * operation. Simply kills the pixel
- * if any channel of the address
- * register is < 0.0. */
-#define T0_DEST_TYPE_SHIFT 19
-/* Allow: R, OC, OD, U */
-/* Note: U (unpreserved) regs do not retain their values between
- * phases (cannot be used for feedback)
- *
- * Note: oC and OD registers can only be used as the destination of a
- * texture instruction once per phase (this is an implementation
- * restriction).
- */
-#define T0_DEST_NR_SHIFT 14
-/* Allow R: 0..15, OC,OD: 0..0, U: 0..2 */
-#define T0_SAMPLER_NR_SHIFT 0 /* This field ignored for TEXKILL */
-#define T0_SAMPLER_NR_MASK (0xf<<0)
-
-#define T1_ADDRESS_REG_TYPE_SHIFT 24 /* Reg to use as texture coord */
-/* Allow R, T, OC, OD -- R, OC, OD are 'dependent' reads, new program phase */
-#define T1_ADDRESS_REG_NR_SHIFT 17
-#define T2_MBZ 0
-
-/* Declaration instructions */
-#define D0_DCL (0x19<<24) /* Declare a t (interpolated attrib)
- * register or an s (sampler)
- * register. */
-#define D0_SAMPLE_TYPE_SHIFT 22
-#define D0_SAMPLE_TYPE_2D (0x0<<22)
-#define D0_SAMPLE_TYPE_CUBE (0x1<<22)
-#define D0_SAMPLE_TYPE_VOLUME (0x2<<22)
-#define D0_SAMPLE_TYPE_MASK (0x3<<22)
-
-#define D0_TYPE_SHIFT 19
-/* Allow: T, S */
-#define D0_NR_SHIFT 14
-/* Allow T: 0..10, S: 0..15 */
-#define D0_CHANNEL_X (1<<10)
-#define D0_CHANNEL_Y (2<<10)
-#define D0_CHANNEL_Z (4<<10)
-#define D0_CHANNEL_W (8<<10)
-#define D0_CHANNEL_ALL (0xf<<10)
-#define D0_CHANNEL_NONE (0<<10)
-
-#define D0_CHANNEL_XY (D0_CHANNEL_X|D0_CHANNEL_Y)
-#define D0_CHANNEL_XYZ (D0_CHANNEL_XY|D0_CHANNEL_Z)
-
-/* I915 Errata: Do not allow (xz), (xw), (xzw) combinations for diffuse
- * or specular declarations.
- *
- * For T dcls, only allow: (x), (xy), (xyz), (w), (xyzw)
- *
- * Must be zero for S (sampler) dcls
- */
-#define D1_MBZ 0
-#define D2_MBZ 0
-
-
-
-/* p207 */
-#define _3DSTATE_MAP_STATE (CMD_3D|(0x1d<<24)|(0x0<<16))
-
-#define MS1_MAPMASK_SHIFT 0
-#define MS1_MAPMASK_MASK (0x8fff<<0)
-
-#define MS2_UNTRUSTED_SURFACE (1<<31)
-#define MS2_ADDRESS_MASK 0xfffffffc
-#define MS2_VERTICAL_LINE_STRIDE (1<<1)
-#define MS2_VERTICAL_OFFSET (1<<1)
-
-#define MS3_HEIGHT_SHIFT 21
-#define MS3_WIDTH_SHIFT 10
-#define MS3_PALETTE_SELECT (1<<9)
-#define MS3_MAPSURF_FORMAT_SHIFT 7
-#define MS3_MAPSURF_FORMAT_MASK (0x7<<7)
-#define MAPSURF_8BIT (1<<7)
-#define MAPSURF_16BIT (2<<7)
-#define MAPSURF_32BIT (3<<7)
-#define MAPSURF_422 (5<<7)
-#define MAPSURF_COMPRESSED (6<<7)
-#define MAPSURF_4BIT_INDEXED (7<<7)
-#define MS3_MT_FORMAT_MASK (0x7 << 3)
-#define MS3_MT_FORMAT_SHIFT 3
-#define MT_4BIT_IDX_ARGB8888 (7<<3) /* SURFACE_4BIT_INDEXED */
-#define MT_8BIT_I8 (0<<3) /* SURFACE_8BIT */
-#define MT_8BIT_L8 (1<<3)
-#define MT_8BIT_A8 (4<<3)
-#define MT_8BIT_MONO8 (5<<3)
-#define MT_16BIT_RGB565 (0<<3) /* SURFACE_16BIT */
-#define MT_16BIT_ARGB1555 (1<<3)
-#define MT_16BIT_ARGB4444 (2<<3)
-#define MT_16BIT_AY88 (3<<3)
-#define MT_16BIT_88DVDU (5<<3)
-#define MT_16BIT_BUMP_655LDVDU (6<<3)
-#define MT_16BIT_I16 (7<<3)
-#define MT_16BIT_L16 (8<<3)
-#define MT_16BIT_A16 (9<<3)
-#define MT_32BIT_ARGB8888 (0<<3) /* SURFACE_32BIT */
-#define MT_32BIT_ABGR8888 (1<<3)
-#define MT_32BIT_XRGB8888 (2<<3)
-#define MT_32BIT_XBGR8888 (3<<3)
-#define MT_32BIT_QWVU8888 (4<<3)
-#define MT_32BIT_AXVU8888 (5<<3)
-#define MT_32BIT_LXVU8888 (6<<3)
-#define MT_32BIT_XLVU8888 (7<<3)
-#define MT_32BIT_ARGB2101010 (8<<3)
-#define MT_32BIT_ABGR2101010 (9<<3)
-#define MT_32BIT_AWVU2101010 (0xA<<3)
-#define MT_32BIT_GR1616 (0xB<<3)
-#define MT_32BIT_VU1616 (0xC<<3)
-#define MT_32BIT_xI824 (0xD<<3)
-#define MT_32BIT_xA824 (0xE<<3)
-#define MT_32BIT_xL824 (0xF<<3)
-#define MT_422_YCRCB_SWAPY (0<<3) /* SURFACE_422 */
-#define MT_422_YCRCB_NORMAL (1<<3)
-#define MT_422_YCRCB_SWAPUV (2<<3)
-#define MT_422_YCRCB_SWAPUVY (3<<3)
-#define MT_COMPRESS_DXT1 (0<<3) /* SURFACE_COMPRESSED */
-#define MT_COMPRESS_DXT2_3 (1<<3)
-#define MT_COMPRESS_DXT4_5 (2<<3)
-#define MT_COMPRESS_FXT1 (3<<3)
-#define MT_COMPRESS_DXT1_RGB (4<<3)
-#define MS3_USE_FENCE_REGS (1<<2)
-#define MS3_TILED_SURFACE (1<<1)
-#define MS3_TILE_WALK (1<<0)
-
-#define MS4_PITCH_SHIFT 21
-#define MS4_CUBE_FACE_ENA_NEGX (1<<20)
-#define MS4_CUBE_FACE_ENA_POSX (1<<19)
-#define MS4_CUBE_FACE_ENA_NEGY (1<<18)
-#define MS4_CUBE_FACE_ENA_POSY (1<<17)
-#define MS4_CUBE_FACE_ENA_NEGZ (1<<16)
-#define MS4_CUBE_FACE_ENA_POSZ (1<<15)
-#define MS4_CUBE_FACE_ENA_MASK (0x3f<<15)
-#define MS4_MAX_LOD_SHIFT 9
-#define MS4_MAX_LOD_MASK (0x3f<<9)
-#define MS4_MIP_LAYOUT_LEGACY (0<<8)
-#define MS4_MIP_LAYOUT_BELOW_LPT (0<<8)
-#define MS4_MIP_LAYOUT_RIGHT_LPT (1<<8)
-#define MS4_VOLUME_DEPTH_SHIFT 0
-#define MS4_VOLUME_DEPTH_MASK (0xff<<0)
-
-/* p244 */
-#define _3DSTATE_SAMPLER_STATE (CMD_3D|(0x1d<<24)|(0x1<<16))
-
-#define SS1_MAPMASK_SHIFT 0
-#define SS1_MAPMASK_MASK (0x8fff<<0)
-
-#define SS2_REVERSE_GAMMA_ENABLE (1<<31)
-#define SS2_PACKED_TO_PLANAR_ENABLE (1<<30)
-#define SS2_COLORSPACE_CONVERSION (1<<29)
-#define SS2_CHROMAKEY_SHIFT 27
-#define SS2_BASE_MIP_LEVEL_SHIFT 22
-#define SS2_BASE_MIP_LEVEL_MASK (0x1f<<22)
-#define SS2_MIP_FILTER_SHIFT 20
-#define SS2_MIP_FILTER_MASK (0x3<<20)
-#define MIPFILTER_NONE 0
-#define MIPFILTER_NEAREST 1
-#define MIPFILTER_LINEAR 3
-#define SS2_MAG_FILTER_SHIFT 17
-#define SS2_MAG_FILTER_MASK (0x7<<17)
-#define FILTER_NEAREST 0
-#define FILTER_LINEAR 1
-#define FILTER_ANISOTROPIC 2
-#define FILTER_4X4_1 3
-#define FILTER_4X4_2 4
-#define FILTER_4X4_FLAT 5
-#define FILTER_6X5_MONO 6 /* XXX - check */
-#define SS2_MIN_FILTER_SHIFT 14
-#define SS2_MIN_FILTER_MASK (0x7<<14)
-#define SS2_LOD_BIAS_SHIFT 5
-#define SS2_LOD_BIAS_ONE (0x10<<5)
-#define SS2_LOD_BIAS_MASK (0x1ff<<5)
-/* Shadow requires:
- * MT_X8{I,L,A}24 or MT_{I,L,A}16 texture format
- * FILTER_4X4_x MIN and MAG filters
- */
-#define SS2_SHADOW_ENABLE (1<<4)
-#define SS2_MAX_ANISO_MASK (1<<3)
-#define SS2_MAX_ANISO_2 (0<<3)
-#define SS2_MAX_ANISO_4 (1<<3)
-#define SS2_SHADOW_FUNC_SHIFT 0
-#define SS2_SHADOW_FUNC_MASK (0x7<<0)
-/* SS2_SHADOW_FUNC values: see COMPAREFUNC_* */
-
-#define SS3_MIN_LOD_SHIFT 24
-#define SS3_MIN_LOD_ONE (0x10<<24)
-#define SS3_MIN_LOD_MASK (0xff<<24)
-#define SS3_KILL_PIXEL_ENABLE (1<<17)
-#define SS3_TCX_ADDR_MODE_SHIFT 12
-#define SS3_TCX_ADDR_MODE_MASK (0x7<<12)
-#define TEXCOORDMODE_WRAP 0
-#define TEXCOORDMODE_MIRROR 1
-#define TEXCOORDMODE_CLAMP_EDGE 2
-#define TEXCOORDMODE_CUBE 3
-#define TEXCOORDMODE_CLAMP_BORDER 4
-#define TEXCOORDMODE_MIRROR_ONCE 5
-#define SS3_TCY_ADDR_MODE_SHIFT 9
-#define SS3_TCY_ADDR_MODE_MASK (0x7<<9)
-#define SS3_TCZ_ADDR_MODE_SHIFT 6
-#define SS3_TCZ_ADDR_MODE_MASK (0x7<<6)
-#define SS3_NORMALIZED_COORDS (1<<5)
-#define SS3_TEXTUREMAP_INDEX_SHIFT 1
-#define SS3_TEXTUREMAP_INDEX_MASK (0xf<<1)
-#define SS3_DEINTERLACER_ENABLE (1<<0)
-
-#define SS4_BORDER_COLOR_MASK (~0)
-
-/* 3DSTATE_SPAN_STIPPLE, p258
- */
-#define _3DSTATE_STIPPLE ((0x3<<29)|(0x1d<<24)|(0x83<<16))
-#define ST1_ENABLE (1<<16)
-#define ST1_MASK (0xffff)
-
-
-#define MI_FLUSH ((0<<29)|(4<<23))
-#define FLUSH_MAP_CACHE (1<<0)
-#define FLUSH_RENDER_CACHE (1<<1)
-
-
-#endif
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-
-#include "glheader.h"
-#include "context.h"
-#include "macros.h"
-#include "enums.h"
-#include "dd.h"
-#include "tnl/tnl.h"
-#include "tnl/t_context.h"
-
-#include "texmem.h"
-
-#include "drivers/common/driverfuncs.h"
-
-#include "intel_screen.h"
-#include "intel_batchbuffer.h"
-
-#include "i915_context.h"
-#include "i915_reg.h"
-
-
-
-static void
-i915StencilFuncSeparate(GLcontext *ctx, GLenum face, GLenum func, GLint ref,
- GLuint mask)
-{
- i915ContextPtr i915 = I915_CONTEXT(ctx);
- int test = intel_translate_compare_func( func );
-
- mask = mask & 0xff;
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s : func: %s, ref : 0x%x, mask: 0x%x\n", __FUNCTION__,
- _mesa_lookup_enum_by_nr(func), ref, mask);
-
-
- I915_STATECHANGE(i915, I915_UPLOAD_CTX);
- i915->state.Ctx[I915_CTXREG_STATE4] &= ~MODE4_ENABLE_STENCIL_TEST_MASK;
- i915->state.Ctx[I915_CTXREG_STATE4] |= (ENABLE_STENCIL_TEST_MASK |
- STENCIL_TEST_MASK(mask));
-
- i915->state.Ctx[I915_CTXREG_LIS5] &= ~(S5_STENCIL_REF_MASK |
- S5_STENCIL_TEST_FUNC_MASK);
-
- i915->state.Ctx[I915_CTXREG_LIS5] |= ((ref << S5_STENCIL_REF_SHIFT) |
- (test << S5_STENCIL_TEST_FUNC_SHIFT));
-}
-
-static void
-i915StencilMaskSeparate(GLcontext *ctx, GLenum face, GLuint mask)
-{
- i915ContextPtr i915 = I915_CONTEXT(ctx);
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s : mask 0x%x\n", __FUNCTION__, mask);
-
- mask = mask & 0xff;
-
- I915_STATECHANGE(i915, I915_UPLOAD_CTX);
- i915->state.Ctx[I915_CTXREG_STATE4] &= ~MODE4_ENABLE_STENCIL_WRITE_MASK;
- i915->state.Ctx[I915_CTXREG_STATE4] |= (ENABLE_STENCIL_WRITE_MASK |
- STENCIL_WRITE_MASK(mask));
-}
-
-
-static void
-i915StencilOpSeparate(GLcontext *ctx, GLenum face, GLenum fail, GLenum zfail,
- GLenum zpass)
-{
- i915ContextPtr i915 = I915_CONTEXT(ctx);
- int fop = intel_translate_stencil_op(fail);
- int dfop = intel_translate_stencil_op(zfail);
- int dpop = intel_translate_stencil_op(zpass);
-
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s: fail : %s, zfail: %s, zpass : %s\n", __FUNCTION__,
- _mesa_lookup_enum_by_nr(fail),
- _mesa_lookup_enum_by_nr(zfail),
- _mesa_lookup_enum_by_nr(zpass));
-
- I915_STATECHANGE(i915, I915_UPLOAD_CTX);
-
- i915->state.Ctx[I915_CTXREG_LIS5] &= ~(S5_STENCIL_FAIL_MASK |
- S5_STENCIL_PASS_Z_FAIL_MASK |
- S5_STENCIL_PASS_Z_PASS_MASK);
-
- i915->state.Ctx[I915_CTXREG_LIS5] |= ((fop << S5_STENCIL_FAIL_SHIFT) |
- (dfop << S5_STENCIL_PASS_Z_FAIL_SHIFT) |
- (dpop << S5_STENCIL_PASS_Z_PASS_SHIFT));
-}
-
-static void i915AlphaFunc(GLcontext *ctx, GLenum func, GLfloat ref)
-{
- i915ContextPtr i915 = I915_CONTEXT(ctx);
- int test = intel_translate_compare_func( func );
- GLubyte refByte;
-
- UNCLAMPED_FLOAT_TO_UBYTE(refByte, ref);
-
- I915_STATECHANGE(i915, I915_UPLOAD_CTX);
- i915->state.Ctx[I915_CTXREG_LIS6] &= ~(S6_ALPHA_TEST_FUNC_MASK |
- S6_ALPHA_REF_MASK);
- i915->state.Ctx[I915_CTXREG_LIS6] |= ((test << S6_ALPHA_TEST_FUNC_SHIFT) |
- (((GLuint)refByte) << S6_ALPHA_REF_SHIFT));
-}
-
-/* This function makes sure that the proper enables are
- * set for LogicOp, Independant Alpha Blend, and Blending.
- * It needs to be called from numerous places where we
- * could change the LogicOp or Independant Alpha Blend without subsequent
- * calls to glEnable.
- */
-static void i915EvalLogicOpBlendState(GLcontext *ctx)
-{
- i915ContextPtr i915 = I915_CONTEXT(ctx);
-
- I915_STATECHANGE(i915, I915_UPLOAD_CTX);
-
- if (RGBA_LOGICOP_ENABLED(ctx)) {
- i915->state.Ctx[I915_CTXREG_LIS5] |= S5_LOGICOP_ENABLE;
- i915->state.Ctx[I915_CTXREG_LIS6] &= ~S6_CBUF_BLEND_ENABLE;
- } else {
- i915->state.Ctx[I915_CTXREG_LIS5] &= ~S5_LOGICOP_ENABLE;
-
- if (ctx->Color.BlendEnabled) {
- i915->state.Ctx[I915_CTXREG_LIS6] |= S6_CBUF_BLEND_ENABLE;
- } else {
- i915->state.Ctx[I915_CTXREG_LIS6] &= ~S6_CBUF_BLEND_ENABLE;
- }
- }
-}
-
-static void i915BlendColor(GLcontext *ctx, const GLfloat color[4])
-{
- i915ContextPtr i915 = I915_CONTEXT(ctx);
- GLubyte r, g, b, a;
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- UNCLAMPED_FLOAT_TO_UBYTE(r, color[RCOMP]);
- UNCLAMPED_FLOAT_TO_UBYTE(g, color[GCOMP]);
- UNCLAMPED_FLOAT_TO_UBYTE(b, color[BCOMP]);
- UNCLAMPED_FLOAT_TO_UBYTE(a, color[ACOMP]);
-
- I915_STATECHANGE(i915, I915_UPLOAD_CTX);
- i915->state.Ctx[I915_CTXREG_BLENDCOLOR1] = (a<<24) | (r<<16) | (g<<8) | b;
-}
-
-
-#define DST_BLND_FACT(f) ((f)<<S6_CBUF_DST_BLEND_FACT_SHIFT)
-#define SRC_BLND_FACT(f) ((f)<<S6_CBUF_SRC_BLEND_FACT_SHIFT)
-#define DST_ABLND_FACT(f) ((f)<<IAB_DST_FACTOR_SHIFT)
-#define SRC_ABLND_FACT(f) ((f)<<IAB_SRC_FACTOR_SHIFT)
-
-
-
-static GLuint translate_blend_equation( GLenum mode )
-{
- switch (mode) {
- case GL_FUNC_ADD: return BLENDFUNC_ADD;
- case GL_MIN: return BLENDFUNC_MIN;
- case GL_MAX: return BLENDFUNC_MAX;
- case GL_FUNC_SUBTRACT: return BLENDFUNC_SUBTRACT;
- case GL_FUNC_REVERSE_SUBTRACT: return BLENDFUNC_REVERSE_SUBTRACT;
- default: return 0;
- }
-}
-
-static void i915UpdateBlendState( GLcontext *ctx )
-{
- i915ContextPtr i915 = I915_CONTEXT(ctx);
- GLuint iab = (i915->state.Ctx[I915_CTXREG_IAB] &
- ~(IAB_SRC_FACTOR_MASK |
- IAB_DST_FACTOR_MASK |
- (BLENDFUNC_MASK << IAB_FUNC_SHIFT) |
- IAB_ENABLE));
-
- GLuint lis6 = (i915->state.Ctx[I915_CTXREG_LIS6] &
- ~(S6_CBUF_SRC_BLEND_FACT_MASK |
- S6_CBUF_DST_BLEND_FACT_MASK |
- S6_CBUF_BLEND_FUNC_MASK));
-
- GLuint eqRGB = ctx->Color.BlendEquationRGB;
- GLuint eqA = ctx->Color.BlendEquationA;
- GLuint srcRGB = ctx->Color.BlendSrcRGB;
- GLuint dstRGB = ctx->Color.BlendDstRGB;
- GLuint srcA = ctx->Color.BlendSrcA;
- GLuint dstA = ctx->Color.BlendDstA;
-
- if (eqRGB == GL_MIN || eqRGB == GL_MAX) {
- srcRGB = dstRGB = GL_ONE;
- }
-
- if (eqA == GL_MIN || eqA == GL_MAX) {
- srcA = dstA = GL_ONE;
- }
-
- lis6 |= SRC_BLND_FACT(intel_translate_blend_factor(srcRGB));
- lis6 |= DST_BLND_FACT(intel_translate_blend_factor(dstRGB));
- lis6 |= translate_blend_equation( eqRGB ) << S6_CBUF_BLEND_FUNC_SHIFT;
-
- iab |= SRC_ABLND_FACT(intel_translate_blend_factor(srcA));
- iab |= DST_ABLND_FACT(intel_translate_blend_factor(dstA));
- iab |= translate_blend_equation( eqA ) << IAB_FUNC_SHIFT;
-
- if (srcA != srcRGB || dstA != dstRGB || eqA != eqRGB)
- iab |= IAB_ENABLE;
-
- if (iab != i915->state.Ctx[I915_CTXREG_IAB] ||
- lis6 != i915->state.Ctx[I915_CTXREG_LIS6]) {
- I915_STATECHANGE(i915, I915_UPLOAD_CTX);
- i915->state.Ctx[I915_CTXREG_IAB] = iab;
- i915->state.Ctx[I915_CTXREG_LIS6] = lis6;
- }
-
- /* This will catch a logicop blend equation */
- i915EvalLogicOpBlendState(ctx);
-}
-
-
-static void i915BlendFuncSeparate(GLcontext *ctx, GLenum srcRGB,
- GLenum dstRGB, GLenum srcA,
- GLenum dstA )
-{
- i915UpdateBlendState( ctx );
-}
-
-
-static void i915BlendEquationSeparate(GLcontext *ctx, GLenum eqRGB,
- GLenum eqA)
-{
- i915UpdateBlendState( ctx );
-}
-
-
-static void i915DepthFunc(GLcontext *ctx, GLenum func)
-{
- i915ContextPtr i915 = I915_CONTEXT(ctx);
- int test = intel_translate_compare_func( func );
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- I915_STATECHANGE(i915, I915_UPLOAD_CTX);
- i915->state.Ctx[I915_CTXREG_LIS6] &= ~S6_DEPTH_TEST_FUNC_MASK;
- i915->state.Ctx[I915_CTXREG_LIS6] |= test << S6_DEPTH_TEST_FUNC_SHIFT;
-}
-
-static void i915DepthMask(GLcontext *ctx, GLboolean flag)
-{
- i915ContextPtr i915 = I915_CONTEXT(ctx);
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s flag (%d)\n", __FUNCTION__, flag);
-
- I915_STATECHANGE(i915, I915_UPLOAD_CTX);
-
- if (flag && ctx->Depth.Test)
- i915->state.Ctx[I915_CTXREG_LIS6] |= S6_DEPTH_WRITE_ENABLE;
- else
- i915->state.Ctx[I915_CTXREG_LIS6] &= ~S6_DEPTH_WRITE_ENABLE;
-}
-
-/* =============================================================
- * Polygon stipple
- *
- * The i915 supports a 4x4 stipple natively, GL wants 32x32.
- * Fortunately stipple is usually a repeating pattern.
- */
-static void i915PolygonStipple( GLcontext *ctx, const GLubyte *mask )
-{
- i915ContextPtr i915 = I915_CONTEXT(ctx);
- const GLubyte *m = mask;
- GLubyte p[4];
- int i,j,k;
- int active = (ctx->Polygon.StippleFlag &&
- i915->intel.reduced_primitive == GL_TRIANGLES);
- GLuint newMask;
-
- if (active) {
- I915_STATECHANGE(i915, I915_UPLOAD_STIPPLE);
- i915->state.Stipple[I915_STPREG_ST1] &= ~ST1_ENABLE;
- }
-
- p[0] = mask[12] & 0xf; p[0] |= p[0] << 4;
- p[1] = mask[8] & 0xf; p[1] |= p[1] << 4;
- p[2] = mask[4] & 0xf; p[2] |= p[2] << 4;
- p[3] = mask[0] & 0xf; p[3] |= p[3] << 4;
-
- for (k = 0 ; k < 8 ; k++)
- for (j = 3 ; j >= 0; j--)
- for (i = 0 ; i < 4 ; i++, m++)
- if (*m != p[j]) {
- i915->intel.hw_stipple = 0;
- return;
- }
-
- newMask = (((p[0] & 0xf) << 0) |
- ((p[1] & 0xf) << 4) |
- ((p[2] & 0xf) << 8) |
- ((p[3] & 0xf) << 12));
-
-
- if (newMask == 0xffff || newMask == 0x0) {
- /* this is needed to make conform pass */
- i915->intel.hw_stipple = 0;
- return;
- }
-
- i915->state.Stipple[I915_STPREG_ST1] &= ~0xffff;
- i915->state.Stipple[I915_STPREG_ST1] |= newMask;
- i915->intel.hw_stipple = 1;
-
- if (active)
- i915->state.Stipple[I915_STPREG_ST1] |= ST1_ENABLE;
-}
-
-
-/* =============================================================
- * Hardware clipping
- */
-static void i915Scissor(GLcontext *ctx, GLint x, GLint y,
- GLsizei w, GLsizei h)
-{
- i915ContextPtr i915 = I915_CONTEXT(ctx);
- intelScreenPrivate *screen = i915->intel.intelScreen;
- int x1, y1, x2, y2;
-
- if (!i915->intel.driDrawable)
- return;
-
- x1 = x;
- y1 = i915->intel.driDrawable->h - (y + h);
- x2 = x + w - 1;
- y2 = y1 + h - 1;
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "[%s] x(%d) y(%d) w(%d) h(%d)\n", __FUNCTION__,
- x, y, w, h);
-
- if (x1 < 0) x1 = 0;
- if (y1 < 0) y1 = 0;
- if (x2 < 0) x2 = 0;
- if (y2 < 0) y2 = 0;
-
- if (x2 >= screen->width) x2 = screen->width-1;
- if (y2 >= screen->height) y2 = screen->height-1;
- if (x1 >= screen->width) x1 = screen->width-1;
- if (y1 >= screen->height) y1 = screen->height-1;
-
-
- I915_STATECHANGE(i915, I915_UPLOAD_BUFFERS);
- i915->state.Buffer[I915_DESTREG_SR1] = (y1 << 16) | (x1 & 0xffff);
- i915->state.Buffer[I915_DESTREG_SR2] = (y2 << 16) | (x2 & 0xffff);
-}
-
-static void i915LogicOp(GLcontext *ctx, GLenum opcode)
-{
- i915ContextPtr i915 = I915_CONTEXT(ctx);
- int tmp = intel_translate_logic_op(opcode);
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- I915_STATECHANGE(i915, I915_UPLOAD_CTX);
- i915->state.Ctx[I915_CTXREG_STATE4] &= ~LOGICOP_MASK;
- i915->state.Ctx[I915_CTXREG_STATE4] |= LOGIC_OP_FUNC(tmp);
-}
-
-
-
-static void i915CullFaceFrontFace(GLcontext *ctx, GLenum unused)
-{
- i915ContextPtr i915 = I915_CONTEXT(ctx);
- GLuint mode;
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- if (!ctx->Polygon.CullFlag) {
- mode = S4_CULLMODE_NONE;
- }
- else if (ctx->Polygon.CullFaceMode != GL_FRONT_AND_BACK) {
- mode = S4_CULLMODE_CW;
-
- if (ctx->Polygon.CullFaceMode == GL_FRONT)
- mode ^= (S4_CULLMODE_CW ^ S4_CULLMODE_CCW);
- if (ctx->Polygon.FrontFace != GL_CCW)
- mode ^= (S4_CULLMODE_CW ^ S4_CULLMODE_CCW);
- }
- else {
- mode = S4_CULLMODE_BOTH;
- }
-
- I915_STATECHANGE(i915, I915_UPLOAD_CTX);
- i915->state.Ctx[I915_CTXREG_LIS4] &= ~S4_CULLMODE_MASK;
- i915->state.Ctx[I915_CTXREG_LIS4] |= mode;
-}
-
-static void i915LineWidth( GLcontext *ctx, GLfloat widthf )
-{
- i915ContextPtr i915 = I915_CONTEXT( ctx );
- int lis4 = i915->state.Ctx[I915_CTXREG_LIS4] & ~S4_LINE_WIDTH_MASK;
- int width;
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- width = (int)(widthf * 2);
- CLAMP_SELF(width, 1, 0xf);
- lis4 |= width << S4_LINE_WIDTH_SHIFT;
-
- if (lis4 != i915->state.Ctx[I915_CTXREG_LIS4]) {
- I915_STATECHANGE(i915, I915_UPLOAD_CTX);
- i915->state.Ctx[I915_CTXREG_LIS4] = lis4;
- }
-}
-
-static void i915PointSize(GLcontext *ctx, GLfloat size)
-{
- i915ContextPtr i915 = I915_CONTEXT(ctx);
- int lis4 = i915->state.Ctx[I915_CTXREG_LIS4] & ~S4_POINT_WIDTH_MASK;
- GLint point_size = (int)size;
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- CLAMP_SELF(point_size, 1, 255);
- lis4 |= point_size << S4_POINT_WIDTH_SHIFT;
-
- if (lis4 != i915->state.Ctx[I915_CTXREG_LIS4]) {
- I915_STATECHANGE(i915, I915_UPLOAD_CTX);
- i915->state.Ctx[I915_CTXREG_LIS4] = lis4;
- }
-}
-
-
-/* =============================================================
- * Color masks
- */
-
-static void i915ColorMask(GLcontext *ctx,
- GLboolean r, GLboolean g,
- GLboolean b, GLboolean a)
-{
- i915ContextPtr i915 = I915_CONTEXT( ctx );
- GLuint tmp = i915->state.Ctx[I915_CTXREG_LIS5] & ~S5_WRITEDISABLE_MASK;
-
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s r(%d) g(%d) b(%d) a(%d)\n", __FUNCTION__, r, g, b, a);
-
- if (!r) tmp |= S5_WRITEDISABLE_RED;
- if (!g) tmp |= S5_WRITEDISABLE_GREEN;
- if (!b) tmp |= S5_WRITEDISABLE_BLUE;
- if (!a) tmp |= S5_WRITEDISABLE_ALPHA;
-
- if (tmp != i915->state.Ctx[I915_CTXREG_LIS5]) {
- I915_STATECHANGE(i915, I915_UPLOAD_CTX);
- i915->state.Ctx[I915_CTXREG_LIS5] = tmp;
- }
-}
-
-static void update_specular( GLcontext *ctx )
-{
- /* A hack to trigger the rebuild of the fragment program.
- */
- INTEL_CONTEXT(ctx)->NewGLState |= _NEW_TEXTURE;
- I915_CONTEXT(ctx)->tex_program.translated = 0;
-}
-
-static void i915LightModelfv(GLcontext *ctx, GLenum pname,
- const GLfloat *param)
-{
- if (INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- if (pname == GL_LIGHT_MODEL_COLOR_CONTROL) {
- update_specular( ctx );
- }
-}
-
-static void i915ShadeModel(GLcontext *ctx, GLenum mode)
-{
- i915ContextPtr i915 = I915_CONTEXT(ctx);
- I915_STATECHANGE(i915, I915_UPLOAD_CTX);
-
- if (mode == GL_SMOOTH) {
- i915->state.Ctx[I915_CTXREG_LIS4] &= ~(S4_FLATSHADE_ALPHA |
- S4_FLATSHADE_COLOR |
- S4_FLATSHADE_SPECULAR);
- } else {
- i915->state.Ctx[I915_CTXREG_LIS4] |= (S4_FLATSHADE_ALPHA |
- S4_FLATSHADE_COLOR |
- S4_FLATSHADE_SPECULAR);
- }
-}
-
-/* =============================================================
- * Fog
- */
-void i915_update_fog( GLcontext *ctx )
-{
- i915ContextPtr i915 = I915_CONTEXT(ctx);
- GLenum mode;
- GLboolean enabled;
- GLboolean try_pixel_fog;
-
- if (ctx->FragmentProgram._Active) {
- /* Pull in static fog state from program */
-
- mode = ctx->FragmentProgram._Current->FogOption;
- enabled = (mode != GL_NONE);
- try_pixel_fog = 0;
- }
- else {
- enabled = ctx->Fog.Enabled;
- mode = ctx->Fog.Mode;
-#if 0
- /* XXX - DISABLED -- Need ortho fallback */
- try_pixel_fog = (ctx->Fog.FogCoordinateSource == GL_FRAGMENT_DEPTH_EXT
- &&ctx->Hint.Fog == GL_NICEST);
-#else
- try_pixel_fog = 0;
-#endif
- }
-
- if (!enabled) {
- i915->vertex_fog = I915_FOG_NONE;
- }
- else if (try_pixel_fog) {
- I915_STATECHANGE(i915, I915_UPLOAD_FOG);
- i915->state.Fog[I915_FOGREG_MODE1] &= ~FMC1_FOGFUNC_MASK;
- i915->vertex_fog = I915_FOG_PIXEL;
-
- switch (mode) {
- case GL_LINEAR:
- if (ctx->Fog.End <= ctx->Fog.Start) {
- /* XXX - this won't work with fragment programs. Need to
- * either fallback or append fog instructions to end of
- * program in the case of linear fog.
- */
- i915->state.Fog[I915_FOGREG_MODE1] |= FMC1_FOGFUNC_VERTEX;
- i915->vertex_fog = I915_FOG_VERTEX;
- }
- else {
- GLfloat c2 = 1.0 / (ctx->Fog.End - ctx->Fog.Start);
- GLfloat c1 = ctx->Fog.End * c2;
-
- i915->state.Fog[I915_FOGREG_MODE1] &= ~FMC1_C1_MASK;
- i915->state.Fog[I915_FOGREG_MODE1] |= FMC1_FOGFUNC_PIXEL_LINEAR;
- i915->state.Fog[I915_FOGREG_MODE1] |=
- ((GLuint)(c1 * FMC1_C1_ONE)) & FMC1_C1_MASK;
-
- if (i915->state.Fog[I915_FOGREG_MODE1] & FMC1_FOGINDEX_Z) {
- i915->state.Fog[I915_FOGREG_MODE2]
- = (GLuint)(c2 * FMC2_C2_ONE);
- }
- else {
- fi_type fi;
- fi.f = c2;
- i915->state.Fog[I915_FOGREG_MODE2] = fi.i;
- }
- }
- break;
- case GL_EXP:
- i915->state.Fog[I915_FOGREG_MODE1] |= FMC1_FOGFUNC_PIXEL_EXP;
- break;
- case GL_EXP2:
- i915->state.Fog[I915_FOGREG_MODE1] |= FMC1_FOGFUNC_PIXEL_EXP2;
- break;
- default:
- break;
- }
- }
- else /* if (i915->vertex_fog != I915_FOG_VERTEX) */ {
- I915_STATECHANGE(i915, I915_UPLOAD_FOG);
- i915->state.Fog[I915_FOGREG_MODE1] &= ~FMC1_FOGFUNC_MASK;
- i915->state.Fog[I915_FOGREG_MODE1] |= FMC1_FOGFUNC_VERTEX;
- i915->vertex_fog = I915_FOG_VERTEX;
- }
-
- I915_STATECHANGE(i915, I915_UPLOAD_CTX);
- I915_ACTIVESTATE(i915, I915_UPLOAD_FOG, enabled);
- if (enabled)
- i915->state.Ctx[I915_CTXREG_LIS5] |= S5_FOG_ENABLE;
- else
- i915->state.Ctx[I915_CTXREG_LIS5] &= ~S5_FOG_ENABLE;
-
- /* Always enable pixel fog. Vertex fog using fog coord will conflict
- * with fog code appended onto fragment program.
- */
- _tnl_allow_vertex_fog( ctx, 0 );
- _tnl_allow_pixel_fog( ctx, 1 );
-}
-
-static void
-i915Fogfv(GLcontext *ctx, GLenum pname, const GLfloat *param)
-{
- i915ContextPtr i915 = I915_CONTEXT(ctx);
-
- switch (pname) {
- case GL_FOG_COORDINATE_SOURCE_EXT:
- case GL_FOG_MODE:
- case GL_FOG_START:
- case GL_FOG_END:
- break;
-
- case GL_FOG_DENSITY:
- I915_STATECHANGE(i915, I915_UPLOAD_FOG);
-
- if (i915->state.Fog[I915_FOGREG_MODE1] & FMC1_FOGINDEX_Z) {
- i915->state.Fog[I915_FOGREG_MODE3]
- = (GLuint)(ctx->Fog.Density * FMC3_D_ONE);
- }
- else {
- union { float f; int i; } fi;
- fi.f = ctx->Fog.Density;
- i915->state.Fog[I915_FOGREG_MODE3] = fi.i;
- }
- break;
-
- case GL_FOG_COLOR:
- I915_STATECHANGE(i915, I915_UPLOAD_FOG);
- i915->state.Fog[I915_FOGREG_COLOR] =
- (_3DSTATE_FOG_COLOR_CMD |
- ((GLubyte)(ctx->Fog.Color[0]*255.0F) << 16) |
- ((GLubyte)(ctx->Fog.Color[1]*255.0F) << 8) |
- ((GLubyte)(ctx->Fog.Color[2]*255.0F) << 0));
- break;
-
- default:
- break;
- }
-}
-
-static void i915Hint(GLcontext *ctx, GLenum target, GLenum state)
-{
- switch (target) {
- case GL_FOG_HINT:
- break;
- default:
- break;
- }
-}
-
-/* =============================================================
- */
-
-static void i915Enable(GLcontext *ctx, GLenum cap, GLboolean state)
-{
- i915ContextPtr i915 = I915_CONTEXT(ctx);
-
- switch(cap) {
- case GL_TEXTURE_2D:
- break;
-
- case GL_LIGHTING:
- case GL_COLOR_SUM:
- update_specular( ctx );
- break;
-
- case GL_ALPHA_TEST:
- I915_STATECHANGE(i915, I915_UPLOAD_CTX);
- if (state)
- i915->state.Ctx[I915_CTXREG_LIS6] |= S6_ALPHA_TEST_ENABLE;
- else
- i915->state.Ctx[I915_CTXREG_LIS6] &= ~S6_ALPHA_TEST_ENABLE;
- break;
-
- case GL_BLEND:
- i915EvalLogicOpBlendState(ctx);
- break;
-
- case GL_COLOR_LOGIC_OP:
- i915EvalLogicOpBlendState(ctx);
-
- /* Logicop doesn't seem to work at 16bpp:
- */
- if (i915->intel.intelScreen->cpp == 2)
- FALLBACK( &i915->intel, I915_FALLBACK_LOGICOP, state );
- break;
-
- case GL_FRAGMENT_PROGRAM_ARB:
- break;
-
- case GL_DITHER:
- I915_STATECHANGE(i915, I915_UPLOAD_CTX);
- if (state)
- i915->state.Ctx[I915_CTXREG_LIS5] |= S5_COLOR_DITHER_ENABLE;
- else
- i915->state.Ctx[I915_CTXREG_LIS5] &= ~S5_COLOR_DITHER_ENABLE;
- break;
-
- case GL_DEPTH_TEST:
- I915_STATECHANGE(i915, I915_UPLOAD_CTX);
- if (state)
- i915->state.Ctx[I915_CTXREG_LIS6] |= S6_DEPTH_TEST_ENABLE;
- else
- i915->state.Ctx[I915_CTXREG_LIS6] &= ~S6_DEPTH_TEST_ENABLE;
-
- i915DepthMask( ctx, ctx->Depth.Mask );
- break;
-
- case GL_SCISSOR_TEST:
- I915_STATECHANGE(i915, I915_UPLOAD_BUFFERS);
- if (state)
- i915->state.Buffer[I915_DESTREG_SENABLE] = (_3DSTATE_SCISSOR_ENABLE_CMD |
- ENABLE_SCISSOR_RECT);
- else
- i915->state.Buffer[I915_DESTREG_SENABLE] = (_3DSTATE_SCISSOR_ENABLE_CMD |
- DISABLE_SCISSOR_RECT);
- break;
-
- case GL_LINE_SMOOTH:
- I915_STATECHANGE(i915, I915_UPLOAD_CTX);
- if (state)
- i915->state.Ctx[I915_CTXREG_LIS4] |= S4_LINE_ANTIALIAS_ENABLE;
- else
- i915->state.Ctx[I915_CTXREG_LIS4] &= ~S4_LINE_ANTIALIAS_ENABLE;
- break;
-
- case GL_FOG:
- break;
-
- case GL_CULL_FACE:
- i915CullFaceFrontFace(ctx, 0);
- break;
-
- case GL_STENCIL_TEST:
- if (i915->intel.hw_stencil) {
- I915_STATECHANGE(i915, I915_UPLOAD_CTX);
- if (state)
- i915->state.Ctx[I915_CTXREG_LIS5] |= (S5_STENCIL_TEST_ENABLE |
- S5_STENCIL_WRITE_ENABLE);
- else
- i915->state.Ctx[I915_CTXREG_LIS5] &= ~(S5_STENCIL_TEST_ENABLE |
- S5_STENCIL_WRITE_ENABLE);
- } else {
- FALLBACK( &i915->intel, I915_FALLBACK_STENCIL, state );
- }
- break;
-
- case GL_POLYGON_STIPPLE:
- /* The stipple command worked on my 855GM box, but not my 845G.
- * I'll do more testing later to find out exactly which hardware
- * supports it. Disabled for now.
- */
- if (i915->intel.hw_stipple &&
- i915->intel.reduced_primitive == GL_TRIANGLES)
- {
- I915_STATECHANGE(i915, I915_UPLOAD_STIPPLE);
- if (state)
- i915->state.Stipple[I915_STPREG_ST1] |= ST1_ENABLE;
- else
- i915->state.Stipple[I915_STPREG_ST1] &= ~ST1_ENABLE;
- }
- break;
-
- case GL_POLYGON_SMOOTH:
- FALLBACK( &i915->intel, I915_FALLBACK_POLYGON_SMOOTH, state );
- break;
-
- case GL_POINT_SMOOTH:
- FALLBACK( &i915->intel, I915_FALLBACK_POINT_SMOOTH, state );
- break;
-
- default:
- ;
- }
-}
-
-
-static void i915_init_packets( i915ContextPtr i915 )
-{
- intelScreenPrivate *screen = i915->intel.intelScreen;
-
- /* Zero all state */
- memset(&i915->state, 0, sizeof(i915->state));
-
-
- {
- I915_STATECHANGE(i915, I915_UPLOAD_CTX);
- /* Probably don't want to upload all this stuff every time one
- * piece changes.
- */
- i915->state.Ctx[I915_CTXREG_LI] = (_3DSTATE_LOAD_STATE_IMMEDIATE_1 |
- I1_LOAD_S(2) |
- I1_LOAD_S(4) |
- I1_LOAD_S(5) |
- I1_LOAD_S(6) |
- (3));
- i915->state.Ctx[I915_CTXREG_LIS2] = 0;
- i915->state.Ctx[I915_CTXREG_LIS4] = 0;
- i915->state.Ctx[I915_CTXREG_LIS5] = 0;
-
- if (screen->cpp == 2)
- i915->state.Ctx[I915_CTXREG_LIS5] |= S5_COLOR_DITHER_ENABLE;
-
-
- i915->state.Ctx[I915_CTXREG_LIS6] = (S6_COLOR_WRITE_ENABLE |
- (2 << S6_TRISTRIP_PV_SHIFT));
-
- i915->state.Ctx[I915_CTXREG_STATE4] = (_3DSTATE_MODES_4_CMD |
- ENABLE_LOGIC_OP_FUNC |
- LOGIC_OP_FUNC(LOGICOP_COPY) |
- ENABLE_STENCIL_TEST_MASK |
- STENCIL_TEST_MASK(0xff) |
- ENABLE_STENCIL_WRITE_MASK |
- STENCIL_WRITE_MASK(0xff));
-
-
- i915->state.Ctx[I915_CTXREG_IAB] = (_3DSTATE_INDEPENDENT_ALPHA_BLEND_CMD |
- IAB_MODIFY_ENABLE |
- IAB_MODIFY_FUNC |
- IAB_MODIFY_SRC_FACTOR |
- IAB_MODIFY_DST_FACTOR);
-
- i915->state.Ctx[I915_CTXREG_BLENDCOLOR0] = _3DSTATE_CONST_BLEND_COLOR_CMD;
- i915->state.Ctx[I915_CTXREG_BLENDCOLOR1] = 0;
-
- }
-
- {
- I915_STATECHANGE(i915, I915_UPLOAD_STIPPLE);
- i915->state.Stipple[I915_STPREG_ST0] = _3DSTATE_STIPPLE;
- }
-
-
- {
- I915_STATECHANGE(i915, I915_UPLOAD_FOG);
- i915->state.Fog[I915_FOGREG_MODE0] = _3DSTATE_FOG_MODE_CMD;
- i915->state.Fog[I915_FOGREG_MODE1] = (FMC1_FOGFUNC_MODIFY_ENABLE |
- FMC1_FOGFUNC_VERTEX |
- FMC1_FOGINDEX_MODIFY_ENABLE |
- FMC1_FOGINDEX_W |
- FMC1_C1_C2_MODIFY_ENABLE |
- FMC1_DENSITY_MODIFY_ENABLE);
- i915->state.Fog[I915_FOGREG_COLOR] = _3DSTATE_FOG_COLOR_CMD;
- }
-
-
- {
- I915_STATECHANGE(i915, I915_UPLOAD_BUFFERS);
- /* color buffer offset/stride */
- i915->state.Buffer[I915_DESTREG_CBUFADDR0] = _3DSTATE_BUF_INFO_CMD;
- i915->state.Buffer[I915_DESTREG_CBUFADDR1] =
- (BUF_3D_ID_COLOR_BACK |
- BUF_3D_PITCH(screen->front.pitch) | /* pitch in bytes */
- BUF_3D_USE_FENCE);
- /*i915->state.Buffer[I915_DESTREG_CBUFADDR2] is the offset */
-
-
- /* depth/Z buffer offset/stride */
- i915->state.Buffer[I915_DESTREG_DBUFADDR0] = _3DSTATE_BUF_INFO_CMD;
- i915->state.Buffer[I915_DESTREG_DBUFADDR1] =
- (BUF_3D_ID_DEPTH |
- BUF_3D_PITCH(screen->depth.pitch) | /* pitch in bytes */
- BUF_3D_USE_FENCE);
- i915->state.Buffer[I915_DESTREG_DBUFADDR2] = screen->depth.offset;
-
-
- i915->state.Buffer[I915_DESTREG_DV0] = _3DSTATE_DST_BUF_VARS_CMD;
-
- /* color/depth pixel format */
- switch (screen->fbFormat) {
- case DV_PF_555:
- case DV_PF_565:
- i915->state.Buffer[I915_DESTREG_DV1] = (DSTORG_HORT_BIAS(0x8) | /* .5 */
- DSTORG_VERT_BIAS(0x8) | /* .5 */
- LOD_PRECLAMP_OGL |
- TEX_DEFAULT_COLOR_OGL |
- DITHER_FULL_ALWAYS |
- screen->fbFormat |
- DEPTH_FRMT_16_FIXED);
- break;
- case DV_PF_8888:
- i915->state.Buffer[I915_DESTREG_DV1] = (DSTORG_HORT_BIAS(0x8) | /* .5 */
- DSTORG_VERT_BIAS(0x8) | /* .5 */
- LOD_PRECLAMP_OGL |
- TEX_DEFAULT_COLOR_OGL |
- screen->fbFormat |
- DEPTH_FRMT_24_FIXED_8_OTHER);
- break;
- }
-
- /* scissor */
- i915->state.Buffer[I915_DESTREG_SENABLE] = (_3DSTATE_SCISSOR_ENABLE_CMD |
- DISABLE_SCISSOR_RECT);
- i915->state.Buffer[I915_DESTREG_SR0] = _3DSTATE_SCISSOR_RECT_0_CMD;
- i915->state.Buffer[I915_DESTREG_SR1] = 0;
- i915->state.Buffer[I915_DESTREG_SR2] = 0;
- }
-
-
- /* These will be emitted every at the head of every buffer, unless
- * we get hardware contexts working.
- */
- i915->state.active = (I915_UPLOAD_PROGRAM |
- I915_UPLOAD_STIPPLE |
- I915_UPLOAD_CTX |
- I915_UPLOAD_BUFFERS |
- I915_UPLOAD_INVARIENT);
-}
-
-void i915InitStateFunctions( struct dd_function_table *functions )
-{
- functions->AlphaFunc = i915AlphaFunc;
- functions->BlendColor = i915BlendColor;
- functions->BlendEquationSeparate = i915BlendEquationSeparate;
- functions->BlendFuncSeparate = i915BlendFuncSeparate;
- functions->ColorMask = i915ColorMask;
- functions->CullFace = i915CullFaceFrontFace;
- functions->DepthFunc = i915DepthFunc;
- functions->DepthMask = i915DepthMask;
- functions->Enable = i915Enable;
- functions->Fogfv = i915Fogfv;
- functions->FrontFace = i915CullFaceFrontFace;
- functions->Hint = i915Hint;
- functions->LightModelfv = i915LightModelfv;
- functions->LineWidth = i915LineWidth;
- functions->LogicOpcode = i915LogicOp;
- functions->PointSize = i915PointSize;
- functions->PolygonStipple = i915PolygonStipple;
- functions->Scissor = i915Scissor;
- functions->ShadeModel = i915ShadeModel;
- functions->StencilFuncSeparate = i915StencilFuncSeparate;
- functions->StencilMaskSeparate = i915StencilMaskSeparate;
- functions->StencilOpSeparate = i915StencilOpSeparate;
-}
-
-
-void i915InitState( i915ContextPtr i915 )
-{
- GLcontext *ctx = &i915->intel.ctx;
-
- i915_init_packets( i915 );
-
- _mesa_init_driver_state(ctx);
-
- memcpy( &i915->initial, &i915->state, sizeof(i915->state) );
- i915->current = &i915->state;
-}
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#include "glheader.h"
-#include "mtypes.h"
-#include "imports.h"
-#include "simple_list.h"
-#include "enums.h"
-#include "image.h"
-#include "texstore.h"
-#include "texformat.h"
-#include "texmem.h"
-#include "swrast/swrast.h"
-
-#include "mm.h"
-
-#include "intel_ioctl.h"
-
-#include "i915_context.h"
-#include "i915_reg.h"
-
-
-
-
-
-
-/**
- * Allocate space for and load the mesa images into the texture memory block.
- * This will happen before drawing with a new texture, or drawing with a
- * texture after it was swapped out or teximaged again.
- */
-
-intelTextureObjectPtr i915AllocTexObj( struct gl_texture_object *texObj )
-{
- i915TextureObjectPtr t = CALLOC_STRUCT( i915_texture_object );
- if ( !t )
- return NULL;
-
- texObj->DriverData = t;
- t->intel.base.tObj = texObj;
- t->intel.dirty = I915_UPLOAD_TEX_ALL;
- make_empty_list( &t->intel.base );
- return &t->intel;
-}
-
-
-static void i915TexParameter( GLcontext *ctx, GLenum target,
- struct gl_texture_object *tObj,
- GLenum pname, const GLfloat *params )
-{
- i915TextureObjectPtr t = (i915TextureObjectPtr) tObj->DriverData;
-
- switch (pname) {
- case GL_TEXTURE_MIN_FILTER:
- case GL_TEXTURE_MAG_FILTER:
- case GL_TEXTURE_MAX_ANISOTROPY_EXT:
- case GL_TEXTURE_WRAP_S:
- case GL_TEXTURE_WRAP_T:
- case GL_TEXTURE_WRAP_R:
- case GL_TEXTURE_BORDER_COLOR:
- t->intel.dirty = I915_UPLOAD_TEX_ALL;
- break;
-
- case GL_TEXTURE_COMPARE_MODE:
- t->intel.dirty = I915_UPLOAD_TEX_ALL;
- break;
- case GL_TEXTURE_COMPARE_FUNC:
- t->intel.dirty = I915_UPLOAD_TEX_ALL;
- break;
-
- case GL_TEXTURE_BASE_LEVEL:
- case GL_TEXTURE_MAX_LEVEL:
- case GL_TEXTURE_MIN_LOD:
- case GL_TEXTURE_MAX_LOD:
- /* The i915 and its successors can do a lot of this without
- * reloading the textures. A project for someone?
- */
- intelFlush( ctx );
- driSwapOutTextureObject( (driTextureObject *) t );
- t->intel.dirty = I915_UPLOAD_TEX_ALL;
- break;
-
- default:
- return;
- }
-}
-
-
-static void i915TexEnv( GLcontext *ctx, GLenum target,
- GLenum pname, const GLfloat *param )
-{
- i915ContextPtr i915 = I915_CONTEXT( ctx );
- GLuint unit = ctx->Texture.CurrentUnit;
-
- switch (pname) {
- case GL_TEXTURE_ENV_COLOR: /* Should be a tracked param */
- case GL_TEXTURE_ENV_MODE:
- case GL_COMBINE_RGB:
- case GL_COMBINE_ALPHA:
- case GL_SOURCE0_RGB:
- case GL_SOURCE1_RGB:
- case GL_SOURCE2_RGB:
- case GL_SOURCE0_ALPHA:
- case GL_SOURCE1_ALPHA:
- case GL_SOURCE2_ALPHA:
- case GL_OPERAND0_RGB:
- case GL_OPERAND1_RGB:
- case GL_OPERAND2_RGB:
- case GL_OPERAND0_ALPHA:
- case GL_OPERAND1_ALPHA:
- case GL_OPERAND2_ALPHA:
- case GL_RGB_SCALE:
- case GL_ALPHA_SCALE:
- i915->tex_program.translated = 0;
- break;
-
- case GL_TEXTURE_LOD_BIAS: {
- int b = (int) ((*param) * 16.0);
- if (b > 255) b = 255;
- if (b < -256) b = -256;
- I915_STATECHANGE(i915, I915_UPLOAD_TEX(unit));
- i915->state.Tex[unit][I915_TEXREG_SS2] &= ~SS2_LOD_BIAS_MASK;
- i915->state.Tex[unit][I915_TEXREG_SS2] |=
- ((b << SS2_LOD_BIAS_SHIFT) & SS2_LOD_BIAS_MASK);
- break;
- }
-
- default:
- break;
- }
-}
-
-
-static void i915BindTexture( GLcontext *ctx, GLenum target,
- struct gl_texture_object *texObj )
-{
- i915TextureObjectPtr tex;
-
- if (!texObj->DriverData)
- i915AllocTexObj( texObj );
-
- tex = (i915TextureObjectPtr)texObj->DriverData;
-
- if (tex->lastTarget != texObj->Target) {
- tex->intel.dirty = I915_UPLOAD_TEX_ALL;
- tex->lastTarget = texObj->Target;
- }
-
- /* Need this if image format changes between bound textures.
- * Could try and shortcircuit by checking for differences in
- * state between incoming and outgoing textures:
- */
- I915_CONTEXT(ctx)->tex_program.translated = 0;
-}
-
-
-
-void i915InitTextureFuncs( struct dd_function_table *functions )
-{
- functions->BindTexture = i915BindTexture;
- functions->TexEnv = i915TexEnv;
- functions->TexParameter = i915TexParameter;
-}
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#include <strings.h>
-
-#include "glheader.h"
-#include "macros.h"
-#include "enums.h"
-
-#include "tnl/t_context.h"
-#include "intel_batchbuffer.h"
-
-#include "i915_reg.h"
-#include "i915_context.h"
-#include "i915_program.h"
-
-static GLuint translate_tex_src_bit( struct i915_fragment_program *p,
- GLubyte bit )
-{
- switch (bit) {
- case TEXTURE_1D_BIT: return D0_SAMPLE_TYPE_2D;
- case TEXTURE_2D_BIT: return D0_SAMPLE_TYPE_2D;
- case TEXTURE_RECT_BIT: return D0_SAMPLE_TYPE_2D;
- case TEXTURE_3D_BIT: return D0_SAMPLE_TYPE_VOLUME;
- case TEXTURE_CUBE_BIT: return D0_SAMPLE_TYPE_CUBE;
- default: i915_program_error(p, "TexSrcBit"); return 0;
- }
-}
-
-static GLuint get_source( struct i915_fragment_program *p,
- GLenum src, GLuint unit )
-{
- switch (src) {
- case GL_TEXTURE:
- if (p->src_texture == UREG_BAD) {
-
- /* TODO: Use D0_CHANNEL_XY where possible.
- */
- GLuint dim = translate_tex_src_bit( p, p->ctx->Texture.Unit[unit]._ReallyEnabled);
- GLuint sampler = i915_emit_decl(p, REG_TYPE_S, unit, dim);
- GLuint texcoord = i915_emit_decl(p, REG_TYPE_T, unit, D0_CHANNEL_ALL);
- GLuint tmp = i915_get_temp( p );
- GLuint op = T0_TEXLD;
-
- if (p->VB->TexCoordPtr[unit]->size == 4)
- op = T0_TEXLDP;
-
- p->src_texture = i915_emit_texld( p, tmp, A0_DEST_CHANNEL_ALL,
- sampler, texcoord, op );
- }
-
- return p->src_texture;
-
- /* Crossbar: */
- case GL_TEXTURE0:
- case GL_TEXTURE1:
- case GL_TEXTURE2:
- case GL_TEXTURE3:
- case GL_TEXTURE4:
- case GL_TEXTURE5:
- case GL_TEXTURE6:
- case GL_TEXTURE7: {
- return UREG_BAD;
- }
-
- case GL_CONSTANT:
- return i915_emit_const4fv( p, p->ctx->Texture.Unit[unit].EnvColor );
- case GL_PRIMARY_COLOR:
- return i915_emit_decl(p, REG_TYPE_T, T_DIFFUSE, D0_CHANNEL_ALL);
- case GL_PREVIOUS:
- default:
- i915_emit_decl(p,
- GET_UREG_TYPE(p->src_previous),
- GET_UREG_NR(p->src_previous), D0_CHANNEL_ALL);
- return p->src_previous;
- }
-}
-
-
-static GLuint emit_combine_source( struct i915_fragment_program *p,
- GLuint mask,
- GLuint unit,
- GLenum source,
- GLenum operand )
-{
- GLuint arg, src;
-
- src = get_source(p, source, unit);
-
- switch (operand) {
- case GL_ONE_MINUS_SRC_COLOR:
- /* Get unused tmp,
- * Emit tmp = 1.0 + arg.-x-y-z-w
- */
- arg = i915_get_temp( p );
- return i915_emit_arith( p, A0_ADD, arg, mask, 0,
- swizzle(src, ONE, ONE, ONE, ONE ),
- negate(src, 1,1,1,1), 0);
-
- case GL_SRC_ALPHA:
- if (mask == A0_DEST_CHANNEL_W)
- return src;
- else
- return swizzle( src, W, W, W, W );
- case GL_ONE_MINUS_SRC_ALPHA:
- /* Get unused tmp,
- * Emit tmp = 1.0 + arg.-w-w-w-w
- */
- arg = i915_get_temp( p );
- return i915_emit_arith( p, A0_ADD, arg, mask, 0,
- swizzle(src, ONE, ONE, ONE, ONE ),
- negate( swizzle(src,W,W,W,W), 1,1,1,1), 0);
- case GL_SRC_COLOR:
- default:
- return src;
- }
-}
-
-
-
-static int nr_args( GLenum mode )
-{
- switch (mode) {
- case GL_REPLACE: return 1;
- case GL_MODULATE: return 2;
- case GL_ADD: return 2;
- case GL_ADD_SIGNED: return 2;
- case GL_INTERPOLATE: return 3;
- case GL_SUBTRACT: return 2;
- case GL_DOT3_RGB_EXT: return 2;
- case GL_DOT3_RGBA_EXT: return 2;
- case GL_DOT3_RGB: return 2;
- case GL_DOT3_RGBA: return 2;
- default: return 0;
- }
-}
-
-
-static GLboolean args_match( struct gl_texture_unit *texUnit )
-{
- int i, nr = nr_args(texUnit->Combine.ModeRGB);
-
- for (i = 0 ; i < nr ; i++) {
- if (texUnit->Combine.SourceA[i] != texUnit->Combine.SourceRGB[i])
- return GL_FALSE;
-
- switch(texUnit->Combine.OperandA[i]) {
- case GL_SRC_ALPHA:
- switch(texUnit->Combine.OperandRGB[i]) {
- case GL_SRC_COLOR:
- case GL_SRC_ALPHA:
- break;
- default:
- return GL_FALSE;
- }
- break;
- case GL_ONE_MINUS_SRC_ALPHA:
- switch(texUnit->Combine.OperandRGB[i]) {
- case GL_ONE_MINUS_SRC_COLOR:
- case GL_ONE_MINUS_SRC_ALPHA:
- break;
- default:
- return GL_FALSE;
- }
- break;
- default:
- return GL_FALSE; /* impossible */
- }
- }
-
- return GL_TRUE;
-}
-
-
-static GLuint emit_combine( struct i915_fragment_program *p,
- GLuint dest,
- GLuint mask,
- GLuint saturate,
- GLuint unit,
- GLenum mode,
- const GLenum *source,
- const GLenum *operand)
-{
- int tmp, src[3], nr = nr_args(mode);
- int i;
-
- for (i = 0; i < nr; i++)
- src[i] = emit_combine_source( p, mask, unit, source[i], operand[i] );
-
- switch (mode) {
- case GL_REPLACE:
- if (mask == A0_DEST_CHANNEL_ALL && !saturate)
- return src[0];
- else
- return i915_emit_arith( p, A0_MOV, dest, mask, saturate, src[0], 0, 0 );
- case GL_MODULATE:
- return i915_emit_arith( p, A0_MUL, dest, mask, saturate,
- src[0], src[1], 0 );
- case GL_ADD:
- return i915_emit_arith( p, A0_ADD, dest, mask, saturate,
- src[0], src[1], 0 );
- case GL_ADD_SIGNED:
- /* tmp = arg0 + arg1
- * result = tmp + -.5
- */
- tmp = i915_emit_const1f(p, .5);
- tmp = negate(swizzle(tmp,X,X,X,X),1,1,1,1);
- i915_emit_arith( p, A0_ADD, dest, mask, 0, src[0], src[1], 0 );
- i915_emit_arith( p, A0_ADD, dest, mask, saturate, dest, tmp, 0 );
- return dest;
- case GL_INTERPOLATE: /* TWO INSTRUCTIONS */
- /* Arg0 * (Arg2) + Arg1 * (1-Arg2)
- *
- * Arg0*Arg2 + Arg1 - Arg1Arg2
- *
- * tmp = Arg0*Arg2 + Arg1,
- * result = (-Arg1)Arg2 + tmp
- */
- tmp = i915_get_temp( p );
- i915_emit_arith( p, A0_MAD, tmp, mask, 0, src[0], src[2], src[1] );
- i915_emit_arith( p, A0_MAD, dest, mask, saturate,
- negate(src[1], 1,1,1,1), src[2], tmp );
- return dest;
- case GL_SUBTRACT:
- /* negate src[1] */
- return i915_emit_arith( p, A0_ADD, dest, mask, saturate, src[0],
- negate(src[1],1,1,1,1), 0 );
-
- case GL_DOT3_RGBA:
- case GL_DOT3_RGBA_EXT:
- case GL_DOT3_RGB_EXT:
- case GL_DOT3_RGB: {
- GLuint tmp0 = i915_get_temp( p );
- GLuint tmp1 = i915_get_temp( p );
- GLuint neg1 = negate(swizzle(i915_emit_const1f(p, 1),X,X,X,X), 1,1,1,1);
- GLuint two = swizzle(i915_emit_const1f(p, 2),X,X,X,X);
- i915_emit_arith( p, A0_MAD, tmp0, A0_DEST_CHANNEL_ALL, 0,
- two, src[0], neg1);
- if (src[0] == src[1])
- tmp1 = tmp0;
- else
- i915_emit_arith( p, A0_MAD, tmp1, A0_DEST_CHANNEL_ALL, 0,
- two, src[1], neg1);
- i915_emit_arith( p, A0_DP3, dest, mask, saturate, tmp0, tmp1, 0);
- return dest;
- }
-
- default:
- return src[0];
- }
-}
-
-static GLuint get_dest( struct i915_fragment_program *p, int unit )
-{
- if (p->ctx->_TriangleCaps & DD_SEPARATE_SPECULAR)
- return i915_get_temp( p );
- else if (unit != p->last_tex_stage)
- return i915_get_temp( p );
- else
- return UREG(REG_TYPE_OC, 0);
-}
-
-
-
-static GLuint emit_texenv( struct i915_fragment_program *p, int unit )
-{
- struct gl_texture_unit *texUnit = &p->ctx->Texture.Unit[unit];
- GLenum envMode = texUnit->EnvMode;
- struct gl_texture_object *tObj = texUnit->_Current;
- GLenum format = tObj->Image[0][tObj->BaseLevel]->_BaseFormat;
- GLuint saturate = unit < p->last_tex_stage ? A0_DEST_SATURATE : 0;
-
- switch(envMode) {
- case GL_BLEND: {
- const int cf = get_source(p, GL_PREVIOUS, unit);
- const int cc = get_source(p, GL_CONSTANT, unit);
- const int cs = get_source(p, GL_TEXTURE, unit);
- const int out = get_dest(p, unit);
-
- if (format == GL_INTENSITY) {
- /* cv = cf(1 - cs) + cc.cs
- * cv = cf - cf.cs + cc.cs
- */
- /* u[2] = MAD( -cf * cs + cf )
- * cv = MAD( cc * cs + u[2] )
- */
-
- i915_emit_arith( p, A0_MAD, out, A0_DEST_CHANNEL_ALL, 0,
- negate(cf,1,1,1,1), cs, cf );
-
- i915_emit_arith( p, A0_MAD, out, A0_DEST_CHANNEL_ALL, saturate,
- cc, cs, out );
-
- return out;
- } else {
- /* cv = cf(1 - cs) + cc.cs
- * cv = cf - cf.cs + cc.cs
- * av = af.as
- */
- /* u[2] = MAD( cf.-x-y-zw * cs.xyzw + cf.xyz0 )
- * oC = MAD( cc.xyz0 * cs.xyz0 + u[2].xyzw )
- */
- i915_emit_arith( p, A0_MAD, out, A0_DEST_CHANNEL_ALL, 0,
- negate(cf,1,1,1,0),
- cs,
- swizzle(cf,X,Y,Z,ZERO) );
-
-
- i915_emit_arith( p, A0_MAD, out, A0_DEST_CHANNEL_ALL, saturate,
- swizzle(cc,X,Y,Z,ZERO),
- swizzle(cs,X,Y,Z,ZERO),
- out );
-
- return out;
- }
- }
-
- case GL_DECAL: {
- if (format == GL_RGB ||
- format == GL_RGBA) {
- int cf = get_source( p, GL_PREVIOUS, unit );
- int cs = get_source( p, GL_TEXTURE, unit );
- int out = get_dest(p, unit);
-
- /* cv = cf(1-as) + cs.as
- * cv = cf.(-as) + cf + cs.as
- * av = af
- */
-
- /* u[2] = mad( cf.xyzw * cs.-w-w-w1 + cf.xyz0 )
- * oc = mad( cs.xyz0 * cs.www0 + u[2].xyzw )
- */
- i915_emit_arith( p, A0_MAD, out, A0_DEST_CHANNEL_ALL, 0,
- cf,
- negate(swizzle(cs,W,W,W,ONE),1,1,1,0),
- swizzle(cf,X,Y,Z,ZERO) );
-
- i915_emit_arith( p, A0_MAD, out, A0_DEST_CHANNEL_ALL, saturate,
- swizzle(cs,X,Y,Z,ZERO),
- swizzle(cs,W,W,W,ZERO),
- out );
- return out;
- }
- else {
- return get_source( p, GL_PREVIOUS, unit );
- }
- }
-
- case GL_REPLACE: {
- const int cs = get_source( p, GL_TEXTURE, unit ); /* saturated */
- switch (format) {
- case GL_ALPHA: {
- const int cf = get_source( p, GL_PREVIOUS, unit ); /* saturated */
- i915_emit_arith( p, A0_MOV, cs, A0_DEST_CHANNEL_XYZ, 0, cf, 0, 0 );
- return cs;
- }
- case GL_RGB:
- case GL_LUMINANCE: {
- const int cf = get_source( p, GL_PREVIOUS, unit ); /* saturated */
- i915_emit_arith( p, A0_MOV, cs, A0_DEST_CHANNEL_W, 0, cf, 0, 0 );
- return cs;
- }
- default:
- return cs;
- }
- }
-
- case GL_MODULATE: {
- const int cf = get_source( p, GL_PREVIOUS, unit );
- const int cs = get_source( p, GL_TEXTURE, unit );
- const int out = get_dest(p, unit);
- switch (format) {
- case GL_ALPHA:
- i915_emit_arith( p, A0_MUL, out, A0_DEST_CHANNEL_ALL, saturate,
- swizzle(cs, ONE, ONE, ONE, W), cf, 0 );
- break;
- default:
- i915_emit_arith( p, A0_MUL, out, A0_DEST_CHANNEL_ALL, saturate,
- cs, cf, 0 );
- break;
- }
- return out;
- }
- case GL_ADD: {
- int cf = get_source( p, GL_PREVIOUS, unit );
- int cs = get_source( p, GL_TEXTURE, unit );
- const int out = get_dest( p, unit );
-
- if (format == GL_INTENSITY) {
- /* output-color.rgba = add( incoming, u[1] )
- */
- i915_emit_arith( p, A0_ADD, out, A0_DEST_CHANNEL_ALL, saturate,
- cs, cf, 0 );
- return out;
- }
- else {
- /* cv.xyz = cf.xyz + cs.xyz
- * cv.w = cf.w * cs.w
- *
- * cv.xyzw = MAD( cf.111w * cs.xyzw + cf.xyz0 )
- */
- i915_emit_arith( p, A0_MAD, out, A0_DEST_CHANNEL_ALL, saturate,
- swizzle(cf,ONE,ONE,ONE,W),
- cs,
- swizzle(cf,X,Y,Z,ZERO) );
- return out;
- }
- break;
- }
- case GL_COMBINE: {
- GLuint rgb_shift, alpha_shift, out, shift;
- GLuint dest = get_dest(p, unit);
-
- /* The EXT version of the DOT3 extension does not support the
- * scale factor, but the ARB version (and the version in OpenGL
- * 1.3) does.
- */
- switch (texUnit->Combine.ModeRGB) {
- case GL_DOT3_RGB_EXT:
- alpha_shift = texUnit->Combine.ScaleShiftA;
- rgb_shift = 0;
- break;
-
- case GL_DOT3_RGBA_EXT:
- alpha_shift = 0;
- rgb_shift = 0;
- break;
-
- default:
- rgb_shift = texUnit->Combine.ScaleShiftRGB;
- alpha_shift = texUnit->Combine.ScaleShiftA;
- break;
- }
-
-
- /* Emit the RGB and A combine ops
- */
- if (texUnit->Combine.ModeRGB == texUnit->Combine.ModeA &&
- args_match( texUnit )) {
- out = emit_combine( p, dest, A0_DEST_CHANNEL_ALL, saturate,
- unit,
- texUnit->Combine.ModeRGB,
- texUnit->Combine.SourceRGB,
- texUnit->Combine.OperandRGB );
- }
- else if (texUnit->Combine.ModeRGB == GL_DOT3_RGBA_EXT ||
- texUnit->Combine.ModeRGB == GL_DOT3_RGBA) {
-
- out = emit_combine( p, dest, A0_DEST_CHANNEL_ALL, saturate,
- unit,
- texUnit->Combine.ModeRGB,
- texUnit->Combine.SourceRGB,
- texUnit->Combine.OperandRGB );
- }
- else {
- /* Need to do something to stop from re-emitting identical
- * argument calculations here:
- */
- out = emit_combine( p, dest, A0_DEST_CHANNEL_XYZ, saturate,
- unit,
- texUnit->Combine.ModeRGB,
- texUnit->Combine.SourceRGB,
- texUnit->Combine.OperandRGB );
- out = emit_combine( p, dest, A0_DEST_CHANNEL_W, saturate,
- unit,
- texUnit->Combine.ModeA,
- texUnit->Combine.SourceA,
- texUnit->Combine.OperandA );
- }
-
- /* Deal with the final shift:
- */
- if (alpha_shift || rgb_shift) {
- if (rgb_shift == alpha_shift) {
- shift = i915_emit_const1f(p, 1<<rgb_shift);
- shift = swizzle(shift,X,X,X,X);
- }
- else {
- shift = i915_emit_const2f(p, 1<<rgb_shift, 1<<alpha_shift);
- shift = swizzle(shift,X,X,X,Y);
- }
- return i915_emit_arith( p, A0_MUL, dest, A0_DEST_CHANNEL_ALL,
- saturate, out, shift, 0 );
- }
-
- return out;
- }
-
- default:
- return get_source(p, GL_PREVIOUS, 0);
- }
-}
-
-static void emit_program_fini( struct i915_fragment_program *p )
-{
- int cf = get_source( p, GL_PREVIOUS, 0 );
- int out = UREG( REG_TYPE_OC, 0 );
-
- if (p->ctx->_TriangleCaps & DD_SEPARATE_SPECULAR) {
- /* Emit specular add.
- */
- GLuint s = i915_emit_decl(p, REG_TYPE_T, T_SPECULAR, D0_CHANNEL_ALL);
- i915_emit_arith( p, A0_ADD, out, A0_DEST_CHANNEL_ALL, 0, cf,
- swizzle(s, X,Y,Z,ZERO), 0 );
- }
- else if (cf != out) {
- /* Will wind up in here if no texture enabled or a couple of
- * other scenarios (GL_REPLACE for instance).
- */
- i915_emit_arith( p, A0_MOV, out, A0_DEST_CHANNEL_ALL, 0, cf, 0, 0 );
- }
-}
-
-
-static void i915EmitTextureProgram( i915ContextPtr i915 )
-{
- GLcontext *ctx = &i915->intel.ctx;
- struct i915_fragment_program *p = &i915->tex_program;
- GLuint unit;
-
- if (0) fprintf(stderr, "%s\n", __FUNCTION__);
-
- i915_init_program( i915, p );
-
- if (ctx->Texture._EnabledUnits) {
- for (unit = 0 ; unit < ctx->Const.MaxTextureUnits ; unit++)
- if (ctx->Texture.Unit[unit]._ReallyEnabled) {
- p->last_tex_stage = unit;
- }
-
- for (unit = 0 ; unit < ctx->Const.MaxTextureUnits; unit++)
- if (ctx->Texture.Unit[unit]._ReallyEnabled) {
- p->src_previous = emit_texenv( p, unit );
- p->src_texture = UREG_BAD;
- p->temp_flag = 0xffff000;
- p->temp_flag |= 1 << GET_UREG_NR(p->src_previous);
- }
- }
-
- emit_program_fini( p );
-
- i915_fini_program( p );
- i915_upload_program( i915, p );
-
- p->translated = 1;
-}
-
-
-void i915ValidateTextureProgram( i915ContextPtr i915 )
-{
- intelContextPtr intel = &i915->intel;
- GLcontext *ctx = &intel->ctx;
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- struct vertex_buffer *VB = &tnl->vb;
- DECLARE_RENDERINPUTS(index_bitset);
- int i, offset;
- GLuint s4 = i915->state.Ctx[I915_CTXREG_LIS4] & ~S4_VFMT_MASK;
- GLuint s2 = S2_TEXCOORD_NONE;
-
- RENDERINPUTS_COPY( index_bitset, tnl->render_inputs_bitset );
-
- /* Important:
- */
- VB->AttribPtr[VERT_ATTRIB_POS] = VB->NdcPtr;
- intel->vertex_attr_count = 0;
- intel->coloroffset = 0;
- intel->specoffset = 0;
- offset = 0;
-
- if (i915->current_program) {
- i915->current_program->on_hardware = 0;
- i915->current_program->params_uptodate = 0;
- }
-
- if (i915->vertex_fog == I915_FOG_PIXEL) {
- EMIT_ATTR( _TNL_ATTRIB_POS, EMIT_4F_VIEWPORT, S4_VFMT_XYZW, 16 );
- RENDERINPUTS_CLEAR( index_bitset, _TNL_ATTRIB_FOG );
- }
- else if (RENDERINPUTS_TEST_RANGE( index_bitset, _TNL_FIRST_TEX, _TNL_LAST_TEX )) {
- EMIT_ATTR( _TNL_ATTRIB_POS, EMIT_4F_VIEWPORT, S4_VFMT_XYZW, 16 );
- }
- else {
- EMIT_ATTR( _TNL_ATTRIB_POS, EMIT_3F_VIEWPORT, S4_VFMT_XYZ, 12 );
- }
-
- /* How undefined is undefined? */
- if (RENDERINPUTS_TEST( index_bitset, _TNL_ATTRIB_POINTSIZE )) {
- EMIT_ATTR( _TNL_ATTRIB_POINTSIZE, EMIT_1F, S4_VFMT_POINT_WIDTH, 4 );
- }
-
- intel->coloroffset = offset / 4;
- EMIT_ATTR( _TNL_ATTRIB_COLOR0, EMIT_4UB_4F_BGRA, S4_VFMT_COLOR, 4 );
-
- if (RENDERINPUTS_TEST( index_bitset, _TNL_ATTRIB_COLOR1 ) ||
- RENDERINPUTS_TEST( index_bitset, _TNL_ATTRIB_FOG )) {
- if (RENDERINPUTS_TEST( index_bitset, _TNL_ATTRIB_COLOR1 )) {
- intel->specoffset = offset / 4;
- EMIT_ATTR( _TNL_ATTRIB_COLOR1, EMIT_3UB_3F_BGR, S4_VFMT_SPEC_FOG, 3 );
- } else
- EMIT_PAD( 3 );
-
- if (RENDERINPUTS_TEST( index_bitset, _TNL_ATTRIB_FOG ))
- EMIT_ATTR( _TNL_ATTRIB_FOG, EMIT_1UB_1F, S4_VFMT_SPEC_FOG, 1 );
- else
- EMIT_PAD( 1 );
- }
-
- if (RENDERINPUTS_TEST_RANGE( index_bitset, _TNL_FIRST_TEX, _TNL_LAST_TEX )) {
- for (i = 0; i < 8; i++) {
- if (RENDERINPUTS_TEST( index_bitset, _TNL_ATTRIB_TEX(i) )) {
- int sz = VB->TexCoordPtr[i]->size;
-
- s2 &= ~S2_TEXCOORD_FMT(i, S2_TEXCOORD_FMT0_MASK);
- s2 |= S2_TEXCOORD_FMT(i, SZ_TO_HW(sz));
-
- EMIT_ATTR( _TNL_ATTRIB_TEX0+i, EMIT_SZ(sz), 0, sz * 4 );
- }
- }
- }
-
- /* Only need to change the vertex emit code if there has been a
- * statechange to a new hardware vertex format:
- */
- if (s2 != i915->state.Ctx[I915_CTXREG_LIS2] ||
- s4 != i915->state.Ctx[I915_CTXREG_LIS4]) {
-
- I915_STATECHANGE( i915, I915_UPLOAD_CTX );
-
- i915->tex_program.translated = 0;
-
- /* Must do this *after* statechange, so as not to affect
- * buffered vertices reliant on the old state:
- */
- intel->vertex_size = _tnl_install_attrs( ctx,
- intel->vertex_attrs,
- intel->vertex_attr_count,
- intel->ViewportMatrix.m, 0 );
-
- intel->vertex_size >>= 2;
-
- i915->state.Ctx[I915_CTXREG_LIS2] = s2;
- i915->state.Ctx[I915_CTXREG_LIS4] = s4;
-
- assert(intel->vtbl.check_vertex_size( intel, intel->vertex_size ));
- }
-
- if (!i915->tex_program.translated ||
- i915->last_ReallyEnabled != ctx->Texture._EnabledUnits) {
- i915EmitTextureProgram( i915 );
- i915->last_ReallyEnabled = ctx->Texture._EnabledUnits;
- }
-}
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#include "glheader.h"
-#include "macros.h"
-#include "mtypes.h"
-#include "simple_list.h"
-#include "enums.h"
-#include "texformat.h"
-#include "texstore.h"
-
-#include "mm.h"
-
-#include "intel_screen.h"
-#include "intel_ioctl.h"
-#include "intel_tex.h"
-
-#include "i915_context.h"
-#include "i915_reg.h"
-
-static GLint initial_offsets[6][2] = { {0,0},
- {0,2},
- {1,0},
- {1,2},
- {1,1},
- {1,3} };
-
-
-static GLint step_offsets[6][2] = { {0,2},
- {0,2},
- {-1,2},
- {-1,2},
- {-1,1},
- {-1,1} };
-
-
-#define I915_TEX_UNIT_ENABLED(unit) (1<<unit)
-
-static GLuint i915_compressed_alignment(GLint internal_fmt)
-{
- GLuint alignment = 4;
-
- switch (internal_fmt) {
- case GL_COMPRESSED_RGB_FXT1_3DFX:
- case GL_COMPRESSED_RGBA_FXT1_3DFX:
- alignment = 8;
- break;
-
- default:
- break;
- }
-
- return alignment;
-}
-
-static int align(int value, GLuint alignment)
-{
- return (value + alignment - 1) & ~(alignment - 1);
-}
-
-static GLuint minify(GLuint d)
-{
- return MAX2(1, d >> 1);
-}
-
-static void i915LayoutTextureImages( i915ContextPtr i915,
- struct gl_texture_object *tObj )
-{
- const struct gl_texture_image *baseImage = tObj->Image[0][tObj->BaseLevel];
- i915TextureObjectPtr t = (i915TextureObjectPtr) tObj->DriverData;
- GLint firstLevel, lastLevel, numLevels;
- GLint i, total_height, pitch;
-
- /* Compute which mipmap levels we really want to send to the hardware.
- */
- driCalculateTextureFirstLastLevel( (driTextureObject *) t );
-
- /* Figure out the amount of memory required to hold all the mipmap
- * levels. Choose the smallest pitch to accomodate the largest
- * mipmap:
- */
- firstLevel = t->intel.base.firstLevel;
- lastLevel = t->intel.base.lastLevel;
- numLevels = lastLevel - firstLevel + 1;
-
-
-
- /* All images must be loaded at this pitch. Count the number of
- * lines required:
- */
- switch (tObj->Target) {
- case GL_TEXTURE_CUBE_MAP: {
- const GLuint dim = tObj->Image[0][firstLevel]->Width;
- GLuint face;
-
- pitch = dim * t->intel.texelBytes;
- pitch *= 2; /* double pitch for cube layouts */
- pitch = (pitch + 3) & ~3;
-
- total_height = dim * 4;
-
- for ( face = 0 ; face < 6 ; face++) {
- GLuint x = initial_offsets[face][0] * dim;
- GLuint y = initial_offsets[face][1] * dim;
- GLuint d = dim;
-
- t->intel.base.dirty_images[face] = ~0;
-
- assert(tObj->Image[face][firstLevel]->Width == dim);
- assert(tObj->Image[face][firstLevel]->Height == dim);
-
- for (i = 0; i < numLevels; i++) {
- t->intel.image[face][i].image = tObj->Image[face][firstLevel + i];
- if (!t->intel.image[face][i].image) {
- fprintf(stderr, "no image %d %d\n", face, i);
- break; /* can't happen */
- }
-
- t->intel.image[face][i].offset =
- y * pitch + x * t->intel.texelBytes;
- t->intel.image[face][i].internalFormat = baseImage->_BaseFormat;
-
- d >>= 1;
- x += step_offsets[face][0] * d;
- y += step_offsets[face][1] * d;
- }
- }
- break;
- }
- case GL_TEXTURE_3D: {
- GLuint virtual_height;
- GLuint tmp_numLevels = numLevels;
- pitch = tObj->Image[0][firstLevel]->Width * t->intel.texelBytes;
- pitch = (pitch + 3) & ~3;
- t->intel.base.dirty_images[0] = ~0;
-
- /* Calculate the size of a single slice. Hardware demands a
- * minimum of 8 mipmaps, some of which might ultimately not be
- * used:
- */
- if (tmp_numLevels < 9)
- tmp_numLevels = 9;
-
- virtual_height = tObj->Image[0][firstLevel]->Height;
-
- for ( total_height = i = 0 ; i < tmp_numLevels ; i++ ) {
- t->intel.image[0][i].image = tObj->Image[0][firstLevel + i];
- if (t->intel.image[0][i].image) {
- t->intel.image[0][i].offset = total_height * pitch;
- t->intel.image[0][i].internalFormat = baseImage->_BaseFormat;
- }
-
- total_height += MAX2(2, virtual_height);
- virtual_height >>= 1;
- }
-
- t->intel.depth_pitch = total_height * pitch;
-
- /* Multiply slice size by texture depth for total size. It's
- * remarkable how wasteful of memory all the i8x0 texture
- * layouts are.
- */
- total_height *= t->intel.image[0][0].image->Depth;
- break;
- }
- default:
- if (baseImage->IsCompressed) {
- GLuint alignment = i915_compressed_alignment(baseImage->InternalFormat);
-
- pitch = align(tObj->Image[0][firstLevel]->Width, alignment) * t->intel.texelBytes;
- } else {
- pitch = tObj->Image[0][firstLevel]->Width * t->intel.texelBytes;
- pitch = (pitch + 3) & ~3;
- }
-
- t->intel.base.dirty_images[0] = ~0;
-
- for ( total_height = i = 0 ; i < numLevels ; i++ ) {
- t->intel.image[0][i].image = tObj->Image[0][firstLevel + i];
- if (!t->intel.image[0][i].image)
- break;
-
- t->intel.image[0][i].offset = total_height * pitch;
- t->intel.image[0][i].internalFormat = baseImage->_BaseFormat;
- if (t->intel.image[0][i].image->IsCompressed) {
- total_height += (t->intel.image[0][i].image->Height + 3) / 4;
- }
- else
- total_height += MAX2(2, t->intel.image[0][i].image->Height);
- }
- break;
- }
-
- t->intel.Pitch = pitch;
- t->intel.base.totalSize = total_height*pitch;
- t->intel.max_level = numLevels-1;
-}
-
-
-static void i945LayoutTextureImages( i915ContextPtr i915,
- struct gl_texture_object *tObj )
-{
- const struct gl_texture_image *baseImage = tObj->Image[0][tObj->BaseLevel];
- i915TextureObjectPtr t = (i915TextureObjectPtr) tObj->DriverData;
- GLint firstLevel, lastLevel, numLevels;
- GLint i, total_height, pitch, sz, max_offset = 0, offset;
-
-
- /* Compute which mipmap levels we really want to send to the hardware.
- */
- driCalculateTextureFirstLastLevel( (driTextureObject *) t );
-
- /* Figure out the amount of memory required to hold all the mipmap
- * levels. Choose the smallest pitch to accomodate the largest
- * mipmap:
- */
- firstLevel = t->intel.base.firstLevel;
- lastLevel = t->intel.base.lastLevel;
- numLevels = lastLevel - firstLevel + 1;
-
-
-
- /* All images must be loaded at this pitch. Count the number of
- * lines required:
- */
- switch (tObj->Target) {
- case GL_TEXTURE_CUBE_MAP: {
- const GLuint dim = tObj->Image[0][firstLevel]->Width;
- GLuint face;
-
- /* Depending on the size of the largest images, pitch can be
- * determined either by the old-style packing of cubemap faces,
- * or the final row of 4x4, 2x2 and 1x1 faces below this.
- */
- if (dim > 32) {
- pitch = dim * t->intel.texelBytes;
- pitch *= 2; /* double pitch for cube layouts */
- pitch = (pitch + 3) & ~3;
- }
- else {
- pitch = 14 * 8 * t->intel.texelBytes; /* determined by row of
- * little maps at
- * bottom */
- }
-
- total_height = dim * 4 + 4;
-
- for ( face = 0 ; face < 6 ; face++) {
- GLuint x = initial_offsets[face][0] * dim;
- GLuint y = initial_offsets[face][1] * dim;
- GLuint d = dim;
-
- if (dim == 4 && face >= 4) {
- y = total_height - 4;
- x = (face - 4) * 8;
- }
- else if (dim < 4) {
- y = total_height - 4;
- x = face * 8;
- }
-
- t->intel.base.dirty_images[face] = ~0;
-
- assert(tObj->Image[face][firstLevel]->Width == dim);
- assert(tObj->Image[face][firstLevel]->Height == dim);
-
- for (i = 0; i < numLevels; i++) {
-
-
- t->intel.image[face][i].image = tObj->Image[face][firstLevel + i];
- assert(t->intel.image[face][i].image);
-
- t->intel.image[face][i].offset =
- y * pitch + x * t->intel.texelBytes;
- t->intel.image[face][i].internalFormat = baseImage->_BaseFormat;
-
- d >>= 1;
-
- switch (d) {
- case 4:
- switch (face) {
- case FACE_POS_X:
- case FACE_NEG_X:
- x += step_offsets[face][0] * d;
- y += step_offsets[face][1] * d;
- break;
- case FACE_POS_Y:
- case FACE_NEG_Y:
- y += 12;
- x -= 8;
- break;
- case FACE_POS_Z:
- case FACE_NEG_Z:
- y = total_height - 4;
- x = (face - 4) * 8;
- break;
- }
-
- case 2:
- y = total_height - 4;
- x = 16 + face * 8;
- break;
-
- case 1:
- x += 48;
- break;
-
- default:
- x += step_offsets[face][0] * d;
- y += step_offsets[face][1] * d;
- break;
- }
- }
- }
- max_offset = total_height * pitch;
- break;
- }
- case GL_TEXTURE_3D: {
- GLuint depth_packing = 0, depth_pack_pitch;
- GLuint tmp_numLevels = numLevels;
- pitch = tObj->Image[0][firstLevel]->Width * t->intel.texelBytes;
- pitch = (pitch + 3) & ~3;
- depth_pack_pitch = pitch;
-
- t->intel.base.dirty_images[0] = ~0;
-
-
- for ( total_height = i = 0 ; i < tmp_numLevels ; i++ ) {
- t->intel.image[0][i].image = tObj->Image[0][firstLevel + i];
- if (!t->intel.image[0][i].image)
- break;
-
-
- t->intel.image[0][i].offset = total_height * pitch;
- t->intel.image[0][i].internalFormat = baseImage->_BaseFormat;
-
-
-
- total_height += MAX2(2, t->intel.image[0][i].image->Height) *
- MAX2((t->intel.image[0][i].image->Depth >> depth_packing), 1);
-
- /* When alignment dominates, can't increase depth packing?
- * Or does pitch grow??? What are the alignment constraints,
- * anyway?
- */
- if (depth_pack_pitch > 4) {
- depth_packing++;
- depth_pack_pitch <<= 2;
- }
- }
-
- max_offset = total_height * pitch;
- break;
- }
- default:
- if (baseImage->IsCompressed) {
- GLuint alignment = i915_compressed_alignment(baseImage->InternalFormat);
-
- pitch = align(tObj->Image[0][firstLevel]->Width, alignment);
- if (numLevels > 2) {
- GLint width0 = align(minify(tObj->Image[0][firstLevel]->Width), alignment) +
- + align(minify(minify(tObj->Image[0][firstLevel]->Width)), alignment);
-
- if (width0 > pitch)
- pitch = width0;
- }
- pitch = pitch * t->intel.texelBytes;
- } else {
- pitch = tObj->Image[0][firstLevel]->Width * t->intel.texelBytes;
- pitch = (pitch + 3) & ~3;
- }
-
- t->intel.base.dirty_images[0] = ~0;
- max_offset = 0;
-
- for ( offset = i = 0 ; i < numLevels ; i++ ) {
- t->intel.image[0][i].image = tObj->Image[0][firstLevel + i];
- if (!t->intel.image[0][i].image)
- break;
-
- t->intel.image[0][i].offset = offset;
- t->intel.image[0][i].internalFormat = baseImage->_BaseFormat;
-
- if (t->intel.image[0][i].image->IsCompressed)
- sz = MAX2(1, t->intel.image[0][i].image->Height/4) * pitch;
- else
- sz = MAX2(2, t->intel.image[0][i].image->Height) * pitch;
-
- /* Because the images are packed better, the final offset
- * might not be the maximal one:
- */
- max_offset = MAX2(max_offset, offset + sz);
-
- /* LPT change: step right after second mipmap.
- */
- if (i == 1)
- offset += pitch / 2;
- else
- offset += sz;
-
- }
- break;
- }
-
- t->intel.Pitch = pitch;
- t->intel.base.totalSize = max_offset;
- t->intel.max_level = numLevels-1;
-}
-
-
-
-
-static void i915SetTexImages( i915ContextPtr i915,
- struct gl_texture_object *tObj )
-{
- GLuint textureFormat;
- i915TextureObjectPtr t = (i915TextureObjectPtr) tObj->DriverData;
- const struct gl_texture_image *baseImage = tObj->Image[0][tObj->BaseLevel];
- GLint ss2 = 0;
-
- switch( baseImage->TexFormat->MesaFormat ) {
- case MESA_FORMAT_L8:
- t->intel.texelBytes = 1;
- textureFormat = MAPSURF_8BIT | MT_8BIT_L8;
- break;
-
- case MESA_FORMAT_I8:
- t->intel.texelBytes = 1;
- textureFormat = MAPSURF_8BIT | MT_8BIT_I8;
- break;
-
- case MESA_FORMAT_A8:
- t->intel.texelBytes = 1;
- textureFormat = MAPSURF_8BIT | MT_8BIT_A8;
- break;
-
- case MESA_FORMAT_AL88:
- t->intel.texelBytes = 2;
- textureFormat = MAPSURF_16BIT | MT_16BIT_AY88;
- break;
-
- case MESA_FORMAT_RGB565:
- t->intel.texelBytes = 2;
- textureFormat = MAPSURF_16BIT | MT_16BIT_RGB565;
- break;
-
- case MESA_FORMAT_ARGB1555:
- t->intel.texelBytes = 2;
- textureFormat = MAPSURF_16BIT | MT_16BIT_ARGB1555;
- break;
-
- case MESA_FORMAT_ARGB4444:
- t->intel.texelBytes = 2;
- textureFormat = MAPSURF_16BIT | MT_16BIT_ARGB4444;
- break;
-
- case MESA_FORMAT_ARGB8888:
- t->intel.texelBytes = 4;
- textureFormat = MAPSURF_32BIT | MT_32BIT_ARGB8888;
- break;
-
- case MESA_FORMAT_YCBCR_REV:
- t->intel.texelBytes = 2;
- textureFormat = (MAPSURF_422 | MT_422_YCRCB_NORMAL);
- ss2 |= SS2_COLORSPACE_CONVERSION;
- break;
-
- case MESA_FORMAT_YCBCR:
- t->intel.texelBytes = 2;
- textureFormat = (MAPSURF_422 | MT_422_YCRCB_SWAPY);
- ss2 |= SS2_COLORSPACE_CONVERSION;
- break;
-
- case MESA_FORMAT_RGB_FXT1:
- case MESA_FORMAT_RGBA_FXT1:
- t->intel.texelBytes = 2;
- textureFormat = (MAPSURF_COMPRESSED | MT_COMPRESS_FXT1);
- break;
-
- case MESA_FORMAT_Z16:
- t->intel.texelBytes = 2;
- textureFormat = (MAPSURF_16BIT | MT_16BIT_L16);
- break;
-
- case MESA_FORMAT_RGBA_DXT1:
- case MESA_FORMAT_RGB_DXT1:
- /*
- * DXTn pitches are Width/4 * blocksize in bytes
- * for DXT1: blocksize=8 so Width/4*8 = Width * 2
- * for DXT3/5: blocksize=16 so Width/4*16 = Width * 4
- */
- t->intel.texelBytes = 2;
- textureFormat = (MAPSURF_COMPRESSED | MT_COMPRESS_DXT1);
- break;
-
- case MESA_FORMAT_RGBA_DXT3:
- t->intel.texelBytes = 4;
- textureFormat = (MAPSURF_COMPRESSED | MT_COMPRESS_DXT2_3);
- break;
-
- case MESA_FORMAT_RGBA_DXT5:
- t->intel.texelBytes = 4;
- textureFormat = (MAPSURF_COMPRESSED | MT_COMPRESS_DXT4_5);
- break;
-
-#if 0
- case MESA_FORMAT_Z24_S8:
- t->intel.texelBytes = 4;
- textureFormat = (MAPSURF_32BIT | MT_32BIT_xL824);
- break;
-#endif
-
- default:
- fprintf(stderr, "%s: bad image format %x\n", __FUNCTION__,
- baseImage->TexFormat->MesaFormat);
- abort();
- }
-
- switch (i915->intel.intelScreen->deviceID) {
- case PCI_CHIP_I945_G:
- case PCI_CHIP_I945_GM:
- case PCI_CHIP_I945_GME:
- case PCI_CHIP_G33_G:
- case PCI_CHIP_Q33_G:
- case PCI_CHIP_Q35_G:
- i945LayoutTextureImages( i915, tObj );
- break;
- default:
- i915LayoutTextureImages( i915, tObj );
- break;
- }
-
- t->Setup[I915_TEXREG_MS3] =
- (((tObj->Image[0][t->intel.base.firstLevel]->Height - 1) << MS3_HEIGHT_SHIFT) |
- ((tObj->Image[0][t->intel.base.firstLevel]->Width - 1) << MS3_WIDTH_SHIFT) |
- textureFormat |
- MS3_USE_FENCE_REGS);
-
- t->Setup[I915_TEXREG_MS4] =
- ((((t->intel.Pitch / 4) - 1) << MS4_PITCH_SHIFT) |
- MS4_CUBE_FACE_ENA_MASK |
- (((t->intel.max_level * 4)) << MS4_MAX_LOD_SHIFT) |
- ((tObj->Image[0][t->intel.base.firstLevel]->Depth - 1) << MS4_VOLUME_DEPTH_SHIFT));
-
- t->Setup[I915_TEXREG_SS2] &= ~(SS2_COLORSPACE_CONVERSION);
- t->Setup[I915_TEXREG_SS2] |= ss2;
-
- t->intel.dirty = I915_UPLOAD_TEX_ALL;
-
-}
-
-
-/* The i915 (and related graphics cores) do not support GL_CLAMP. The
- * Intel drivers for "other operating systems" implement GL_CLAMP as
- * GL_CLAMP_TO_EDGE, so the same is done here.
- */
-static GLuint translate_wrap_mode( GLenum wrap )
-{
- switch( wrap ) {
- case GL_REPEAT: return TEXCOORDMODE_WRAP;
- case GL_CLAMP: return TEXCOORDMODE_CLAMP_EDGE; /* not quite correct */
- case GL_CLAMP_TO_EDGE: return TEXCOORDMODE_CLAMP_EDGE;
- case GL_CLAMP_TO_BORDER: return TEXCOORDMODE_CLAMP_BORDER;
- case GL_MIRRORED_REPEAT: return TEXCOORDMODE_MIRROR;
- default: return TEXCOORDMODE_WRAP;
- }
-}
-
-
-/**
- */
-static void i915ImportTexObjState( struct gl_texture_object *texObj )
-{
- i915TextureObjectPtr t = (i915TextureObjectPtr)texObj->DriverData;
- int minFilt = 0, mipFilt = 0, magFilt = 0, shadow = 0;
-
- if(INTEL_DEBUG&DEBUG_DRI)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- switch (texObj->MinFilter) {
- case GL_NEAREST:
- minFilt = FILTER_NEAREST;
- mipFilt = MIPFILTER_NONE;
- break;
- case GL_LINEAR:
- minFilt = FILTER_LINEAR;
- mipFilt = MIPFILTER_NONE;
- break;
- case GL_NEAREST_MIPMAP_NEAREST:
- minFilt = FILTER_NEAREST;
- mipFilt = MIPFILTER_NEAREST;
- break;
- case GL_LINEAR_MIPMAP_NEAREST:
- minFilt = FILTER_LINEAR;
- mipFilt = MIPFILTER_NEAREST;
- break;
- case GL_NEAREST_MIPMAP_LINEAR:
- minFilt = FILTER_NEAREST;
- mipFilt = MIPFILTER_LINEAR;
- break;
- case GL_LINEAR_MIPMAP_LINEAR:
- minFilt = FILTER_LINEAR;
- mipFilt = MIPFILTER_LINEAR;
- break;
- default:
- break;
- }
-
- if ( texObj->MaxAnisotropy > 1.0 ) {
- minFilt = FILTER_ANISOTROPIC;
- magFilt = FILTER_ANISOTROPIC;
- }
- else {
- switch (texObj->MagFilter) {
- case GL_NEAREST:
- magFilt = FILTER_NEAREST;
- break;
- case GL_LINEAR:
- magFilt = FILTER_LINEAR;
- break;
- default:
- break;
- }
- }
-
- if (texObj->CompareMode == GL_COMPARE_R_TO_TEXTURE_ARB &&
- texObj->Target != GL_TEXTURE_3D) {
-
- shadow = SS2_SHADOW_ENABLE;
- shadow |= intel_translate_compare_func( texObj->CompareFunc );
-
- minFilt = FILTER_4X4_FLAT;
- magFilt = FILTER_4X4_FLAT;
- }
-
-
- t->Setup[I915_TEXREG_SS2] &= ~(SS2_MIN_FILTER_MASK |
- SS2_MIP_FILTER_MASK |
- SS2_MAG_FILTER_MASK |
- SS2_SHADOW_ENABLE |
- SS2_SHADOW_FUNC_MASK);
- t->Setup[I915_TEXREG_SS2] |= ((minFilt << SS2_MIN_FILTER_SHIFT) |
- (mipFilt << SS2_MIP_FILTER_SHIFT) |
- (magFilt << SS2_MAG_FILTER_SHIFT) |
- shadow);
-
- {
- GLuint ss3 = t->Setup[I915_TEXREG_SS3] & ~(SS3_TCX_ADDR_MODE_MASK |
- SS3_TCY_ADDR_MODE_MASK |
- SS3_TCZ_ADDR_MODE_MASK);
- GLenum ws = texObj->WrapS;
- GLenum wt = texObj->WrapT;
- GLenum wr = texObj->WrapR;
-
- t->refs_border_color = 0;
-
- if (texObj->Target == GL_TEXTURE_3D &&
- (texObj->MinFilter != GL_NEAREST ||
- texObj->MagFilter != GL_NEAREST)) {
-
- /* Try to mimic GL_CLAMP functionality a little better -
- * switch to CLAMP_TO_BORDER whenever a non-NEAREST filter is
- * in use. Only do this for 3D textures at the moment --
- * doing it universally would fix the conform texbc.c
- * failure, though.
- */
- if (ws == GL_CLAMP) ws = GL_CLAMP_TO_BORDER;
- if (wt == GL_CLAMP) wt = GL_CLAMP_TO_BORDER;
- if (wr == GL_CLAMP) wr = GL_CLAMP_TO_BORDER;
-
- /* 3D textures don't seem to respect the border color.
- * Fallback if there's ever a danger that they might refer to
- * it.
- */
- if (ws == GL_CLAMP_TO_BORDER) t->refs_border_color = 1;
- if (wt == GL_CLAMP_TO_BORDER) t->refs_border_color = 1;
- if (wr == GL_CLAMP_TO_BORDER) t->refs_border_color = 1;
- }
-
- ss3 |= translate_wrap_mode(ws) << SS3_TCX_ADDR_MODE_SHIFT;
- ss3 |= translate_wrap_mode(wt) << SS3_TCY_ADDR_MODE_SHIFT;
- ss3 |= translate_wrap_mode(wr) << SS3_TCZ_ADDR_MODE_SHIFT;
-
- if (ss3 != t->Setup[I915_TEXREG_SS3]) {
- t->intel.dirty = I915_UPLOAD_TEX_ALL;
- t->Setup[I915_TEXREG_SS3] = ss3;
- }
- }
-
- {
- const GLubyte *color = texObj->_BorderChan;
-
- t->Setup[I915_TEXREG_SS4] = INTEL_PACKCOLOR8888(color[0],color[1],
- color[2],color[3]);
- }
-}
-
-
-
-static void i915_import_tex_unit( i915ContextPtr i915,
- i915TextureObjectPtr t,
- GLuint unit )
-{
- GLuint state[I915_TEX_SETUP_SIZE];
-
- if(INTEL_DEBUG&DEBUG_TEXTURE)
- fprintf(stderr, "%s unit(%d)\n", __FUNCTION__, unit);
-
- if (i915->intel.CurrentTexObj[unit])
- i915->intel.CurrentTexObj[unit]->base.bound &= ~(1U << unit);
-
- i915->intel.CurrentTexObj[unit] = (intelTextureObjectPtr)t;
- t->intel.base.bound |= (1 << unit);
-
- if (t->intel.dirty & I915_UPLOAD_TEX(unit)) {
- i915ImportTexObjState( t->intel.base.tObj );
- t->intel.dirty &= ~I915_UPLOAD_TEX(unit);
- }
-
- state[I915_TEXREG_MS2] = t->intel.TextureOffset;
- state[I915_TEXREG_MS3] = t->Setup[I915_TEXREG_MS3];
- state[I915_TEXREG_MS4] = t->Setup[I915_TEXREG_MS4];
-
- state[I915_TEXREG_SS2] = (i915->state.Tex[unit][I915_TEXREG_SS2] &
- SS2_LOD_BIAS_MASK);
- state[I915_TEXREG_SS2] |= (t->Setup[I915_TEXREG_SS2] & ~SS2_LOD_BIAS_MASK);
-
- state[I915_TEXREG_SS3] = (i915->state.Tex[unit][I915_TEXREG_SS3] &
- SS3_NORMALIZED_COORDS);
- state[I915_TEXREG_SS3] |= (t->Setup[I915_TEXREG_SS3] &
- ~(SS3_NORMALIZED_COORDS|
- SS3_TEXTUREMAP_INDEX_MASK));
-
- state[I915_TEXREG_SS3] |= (unit<<SS3_TEXTUREMAP_INDEX_SHIFT);
-
- state[I915_TEXREG_SS4] = t->Setup[I915_TEXREG_SS4];
-
-
- if (memcmp(state, i915->state.Tex[unit], sizeof(state)) != 0) {
- I915_STATECHANGE( i915, I915_UPLOAD_TEX(unit) );
- memcpy(i915->state.Tex[unit], state, sizeof(state));
- }
-}
-
-
-
-static GLboolean enable_tex_common( GLcontext *ctx, GLuint unit )
-{
- i915ContextPtr i915 = I915_CONTEXT(ctx);
- struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
- struct gl_texture_object *tObj = texUnit->_Current;
- i915TextureObjectPtr t = (i915TextureObjectPtr)tObj->DriverData;
-
- if (0) fprintf(stderr, "%s %d\n", __FUNCTION__, unit);
-
- if (!(i915->state.active & I915_UPLOAD_TEX(unit))) {
- I915_ACTIVESTATE(i915, I915_UPLOAD_TEX(unit), GL_TRUE);
- }
-
- /* Fallback if there's a texture border */
- if ( tObj->Image[0][tObj->BaseLevel]->Border > 0 ) {
- return GL_FALSE;
- }
-
-
- /* Update state if this is a different texture object to last
- * time.
- */
- if (i915->intel.CurrentTexObj[unit] != &t->intel ||
- (t->intel.dirty & I915_UPLOAD_TEX(unit))) {
- i915_import_tex_unit( i915, t, unit);
- i915->tex_program.translated = 0;
- }
-
- return GL_TRUE;
-}
-
-static GLboolean enable_tex_rect( GLcontext *ctx, GLuint unit )
-{
- i915ContextPtr i915 = I915_CONTEXT(ctx);
- struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
- struct gl_texture_object *tObj = texUnit->_Current;
- i915TextureObjectPtr t = (i915TextureObjectPtr)tObj->DriverData;
- GLuint ss3 = i915->state.Tex[unit][I915_TEXREG_SS3];
-
- ss3 &= ~SS3_NORMALIZED_COORDS;
-
- if (ss3 != i915->state.Tex[unit][I915_TEXREG_SS3]) {
- I915_STATECHANGE(i915, I915_UPLOAD_TEX(unit));
- i915->state.Tex[unit][I915_TEXREG_SS3] = ss3;
- }
-
- /* Upload teximages (not pipelined)
- */
- if (t->intel.base.dirty_images[0]) {
- i915SetTexImages( i915, tObj );
- if (!intelUploadTexImages( &i915->intel, &t->intel, 0 )) {
- return GL_FALSE;
- }
- }
-
- return GL_TRUE;
-}
-
-
-static GLboolean enable_tex_2d( GLcontext *ctx, GLuint unit )
-{
- i915ContextPtr i915 = I915_CONTEXT(ctx);
- struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
- struct gl_texture_object *tObj = texUnit->_Current;
- i915TextureObjectPtr t = (i915TextureObjectPtr)tObj->DriverData;
- GLuint ss3 = i915->state.Tex[unit][I915_TEXREG_SS3];
-
- ss3 |= SS3_NORMALIZED_COORDS;
-
- if (ss3 != i915->state.Tex[unit][I915_TEXREG_SS3]) {
- I915_STATECHANGE(i915, I915_UPLOAD_TEX(unit));
- i915->state.Tex[unit][I915_TEXREG_SS3] = ss3;
- }
-
- /* Upload teximages (not pipelined)
- */
- if (t->intel.base.dirty_images[0]) {
- i915SetTexImages( i915, tObj );
- if (!intelUploadTexImages( &i915->intel, &t->intel, 0 )) {
- return GL_FALSE;
- }
- }
-
- return GL_TRUE;
-}
-
-static GLboolean enable_tex_cube( GLcontext *ctx, GLuint unit )
-{
- i915ContextPtr i915 = I915_CONTEXT(ctx);
- struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
- struct gl_texture_object *tObj = texUnit->_Current;
- i915TextureObjectPtr t = (i915TextureObjectPtr)tObj->DriverData;
- GLuint ss3 = i915->state.Tex[unit][I915_TEXREG_SS3];
- GLuint face;
-
- ss3 |= SS3_NORMALIZED_COORDS;
-
- if (ss3 != i915->state.Tex[unit][I915_TEXREG_SS3]) {
- I915_STATECHANGE(i915, I915_UPLOAD_TEX(unit));
- i915->state.Tex[unit][I915_TEXREG_SS3] = ss3;
- }
-
- /* Upload teximages (not pipelined)
- */
- if ( t->intel.base.dirty_images[0] || t->intel.base.dirty_images[1] ||
- t->intel.base.dirty_images[2] || t->intel.base.dirty_images[3] ||
- t->intel.base.dirty_images[4] || t->intel.base.dirty_images[5] ) {
- i915SetTexImages( i915, tObj );
- }
-
- /* upload (per face) */
- for (face = 0; face < 6; face++) {
- if (t->intel.base.dirty_images[face]) {
- if (!intelUploadTexImages( &i915->intel, &t->intel, face )) {
- return GL_FALSE;
- }
- }
- }
-
-
- return GL_TRUE;
-}
-
-static GLboolean enable_tex_3d( GLcontext *ctx, GLuint unit )
-{
- struct gl_texture_object *tObj = ctx->Texture.Unit[unit]._Current;
- i915TextureObjectPtr t = (i915TextureObjectPtr)tObj->DriverData;
-
- /* 3D textures on I915 seem to get bogus border colors, hence this
- * fallback:
- */
- if (t->refs_border_color)
- return GL_FALSE;
-
- return GL_TRUE;
-}
-
-
-
-
-static GLboolean disable_tex( GLcontext *ctx, GLuint unit )
-{
- i915ContextPtr i915 = I915_CONTEXT(ctx);
-
- if (i915->state.active & I915_UPLOAD_TEX(unit)) {
- I915_ACTIVESTATE(i915, I915_UPLOAD_TEX(unit), GL_FALSE);
- }
-
- /* The old texture is no longer bound to this texture unit.
- * Mark it as such.
- */
- if ( i915->intel.CurrentTexObj[unit] != NULL ) {
- i915->intel.CurrentTexObj[unit]->base.bound &= ~(1U << 0);
- i915->intel.CurrentTexObj[unit] = NULL;
- }
-
- return GL_TRUE;
-}
-
-static GLboolean i915UpdateTexUnit( GLcontext *ctx, GLuint unit )
-{
- struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
-
- if (texUnit->_ReallyEnabled &&
- INTEL_CONTEXT(ctx)->intelScreen->tex.size < 2048 * 1024)
- return GL_FALSE;
-
- switch (texUnit->_ReallyEnabled) {
- case TEXTURE_1D_BIT:
- case TEXTURE_2D_BIT:
- return (enable_tex_2d( ctx, unit ) &&
- enable_tex_common( ctx, unit ));
- case TEXTURE_RECT_BIT:
- return (enable_tex_rect( ctx, unit ) &&
- enable_tex_common( ctx, unit ));
- case TEXTURE_CUBE_BIT:
- return (enable_tex_cube( ctx, unit ) &&
- enable_tex_common( ctx, unit ));
- case TEXTURE_3D_BIT:
- return (enable_tex_2d( ctx, unit ) &&
- enable_tex_common( ctx, unit ) &&
- enable_tex_3d( ctx, unit));
- case 0:
- return disable_tex( ctx, unit );
- default:
- return GL_FALSE;
- }
-}
-
-
-void i915UpdateTextureState( intelContextPtr intel )
-{
- GLcontext *ctx = &intel->ctx;
- GLboolean ok = GL_TRUE;
- GLuint i;
-
- for (i = 0 ; i < I915_TEX_UNITS && ok ; i++) {
- ok = i915UpdateTexUnit( ctx, i );
- }
-
- FALLBACK( intel, I915_FALLBACK_TEXTURE, !ok );
-}
-
-
-
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-
-
-#include "glheader.h"
-#include "mtypes.h"
-#include "imports.h"
-#include "macros.h"
-#include "colormac.h"
-
-#include "tnl/t_context.h"
-#include "tnl/t_vertex.h"
-
-#include "intel_batchbuffer.h"
-
-#include "i915_reg.h"
-#include "i915_context.h"
-
-static void
-i915_render_prevalidate(struct intel_context *intel)
-{
- GLcontext *ctx = &intel->ctx;
- i915ContextPtr i915 = I915_CONTEXT(intel);
-
- if (ctx->FragmentProgram._Active)
- i915ValidateFragmentProgram( i915 );
- else {
- assert(!ctx->FragmentProgram._MaintainTexEnvProgram);
- i915ValidateTextureProgram( i915 );
- }
-}
-
-static void i915_render_start( intelContextPtr intel )
-{
-}
-
-
-static void i915_reduced_primitive_state( intelContextPtr intel,
- GLenum rprim )
-{
- i915ContextPtr i915 = I915_CONTEXT(intel);
- GLuint st1 = i915->state.Stipple[I915_STPREG_ST1];
-
- st1 &= ~ST1_ENABLE;
-
- switch (rprim) {
- case GL_QUADS: /* from RASTERIZE(GL_QUADS) in t_dd_tritemp.h */
- case GL_TRIANGLES:
- if (intel->ctx.Polygon.StippleFlag &&
- intel->hw_stipple)
- st1 |= ST1_ENABLE;
- break;
- case GL_LINES:
- case GL_POINTS:
- default:
- break;
- }
-
- i915->intel.reduced_primitive = rprim;
-
- if (st1 != i915->state.Stipple[I915_STPREG_ST1]) {
- I915_STATECHANGE(i915, I915_UPLOAD_STIPPLE);
- i915->state.Stipple[I915_STPREG_ST1] = st1;
- }
-}
-
-
-/* Pull apart the vertex format registers and figure out how large a
- * vertex is supposed to be.
- */
-static GLboolean i915_check_vertex_size( intelContextPtr intel,
- GLuint expected )
-{
- i915ContextPtr i915 = I915_CONTEXT(intel);
- int lis2 = i915->current->Ctx[I915_CTXREG_LIS2];
- int lis4 = i915->current->Ctx[I915_CTXREG_LIS4];
- int i, sz = 0;
-
- switch (lis4 & S4_VFMT_XYZW_MASK) {
- case S4_VFMT_XY: sz = 2; break;
- case S4_VFMT_XYZ: sz = 3; break;
- case S4_VFMT_XYW: sz = 3; break;
- case S4_VFMT_XYZW: sz = 4; break;
- default:
- fprintf(stderr, "no xyzw specified\n");
- return 0;
- }
-
- if (lis4 & S4_VFMT_SPEC_FOG) sz++;
- if (lis4 & S4_VFMT_COLOR) sz++;
- if (lis4 & S4_VFMT_DEPTH_OFFSET) sz++;
- if (lis4 & S4_VFMT_POINT_WIDTH) sz++;
- if (lis4 & S4_VFMT_FOG_PARAM) sz++;
-
- for (i = 0 ; i < 8 ; i++) {
- switch (lis2 & S2_TEXCOORD_FMT0_MASK) {
- case TEXCOORDFMT_2D: sz += 2; break;
- case TEXCOORDFMT_3D: sz += 3; break;
- case TEXCOORDFMT_4D: sz += 4; break;
- case TEXCOORDFMT_1D: sz += 1; break;
- case TEXCOORDFMT_2D_16: sz += 1; break;
- case TEXCOORDFMT_4D_16: sz += 2; break;
- case TEXCOORDFMT_NOT_PRESENT: break;
- default:
- fprintf(stderr, "bad texcoord fmt %d\n", i);
- return GL_FALSE;
- }
- lis2 >>= S2_TEXCOORD_FMT1_SHIFT;
- }
-
- if (sz != expected)
- fprintf(stderr, "vertex size mismatch %d/%d\n", sz, expected);
-
- return sz == expected;
-}
-
-
-static void i915_emit_invarient_state( intelContextPtr intel )
-{
- BATCH_LOCALS;
-
- BEGIN_BATCH( 20 );
-
- OUT_BATCH(_3DSTATE_AA_CMD |
- AA_LINE_ECAAR_WIDTH_ENABLE |
- AA_LINE_ECAAR_WIDTH_1_0 |
- AA_LINE_REGION_WIDTH_ENABLE |
- AA_LINE_REGION_WIDTH_1_0);
-
- OUT_BATCH(_3DSTATE_DFLT_DIFFUSE_CMD);
- OUT_BATCH(0);
-
- OUT_BATCH(_3DSTATE_DFLT_SPEC_CMD);
- OUT_BATCH(0);
-
- OUT_BATCH(_3DSTATE_DFLT_Z_CMD);
- OUT_BATCH(0);
-
- /* Don't support texture crossbar yet */
- OUT_BATCH(_3DSTATE_COORD_SET_BINDINGS |
- CSB_TCB(0, 0) |
- CSB_TCB(1, 1) |
- CSB_TCB(2, 2) |
- CSB_TCB(3, 3) |
- CSB_TCB(4, 4) |
- CSB_TCB(5, 5) |
- CSB_TCB(6, 6) |
- CSB_TCB(7, 7));
-
- OUT_BATCH(_3DSTATE_RASTER_RULES_CMD |
- ENABLE_POINT_RASTER_RULE |
- OGL_POINT_RASTER_RULE |
- ENABLE_LINE_STRIP_PROVOKE_VRTX |
- ENABLE_TRI_FAN_PROVOKE_VRTX |
- LINE_STRIP_PROVOKE_VRTX(1) |
- TRI_FAN_PROVOKE_VRTX(2) |
- ENABLE_TEXKILL_3D_4D |
- TEXKILL_4D);
-
- /* Need to initialize this to zero.
- */
- OUT_BATCH(_3DSTATE_LOAD_STATE_IMMEDIATE_1 |
- I1_LOAD_S(3) |
- (0));
- OUT_BATCH(0);
-
- /* XXX: Use this */
- OUT_BATCH(_3DSTATE_SCISSOR_ENABLE_CMD |
- DISABLE_SCISSOR_RECT);
-
- OUT_BATCH(_3DSTATE_SCISSOR_RECT_0_CMD);
- OUT_BATCH(0);
- OUT_BATCH(0);
-
- OUT_BATCH(_3DSTATE_DEPTH_SUBRECT_DISABLE);
-
- OUT_BATCH(_3DSTATE_LOAD_INDIRECT | 0); /* disable indirect state */
- OUT_BATCH(0);
-
-
- /* Don't support twosided stencil yet */
- OUT_BATCH(_3DSTATE_BACKFACE_STENCIL_OPS |
- BFO_ENABLE_STENCIL_TWO_SIDE |
- 0 );
-
- ADVANCE_BATCH();
-}
-
-
-#define emit( intel, state, size ) \
-do { \
- int k; \
- BEGIN_BATCH( (size) / sizeof(GLuint)); \
- for (k = 0 ; k < (size) / sizeof(GLuint) ; k++) \
- OUT_BATCH((state)[k]); \
- ADVANCE_BATCH(); \
-} while (0);
-
-static GLuint get_dirty( struct i915_hw_state *state )
-{
- GLuint dirty;
-
- /* Workaround the multitex hang - if one texture unit state is
- * modified, emit all texture units.
- */
- dirty = state->active & ~state->emitted;
- if (dirty & I915_UPLOAD_TEX_ALL)
- state->emitted &= ~I915_UPLOAD_TEX_ALL;
- dirty = state->active & ~state->emitted;
-
- return dirty;
-}
-
-
-static GLuint get_state_size( struct i915_hw_state *state )
-{
- GLuint dirty = get_dirty(state);
- GLuint i;
- GLuint sz = 0;
-
- if (dirty & I915_UPLOAD_INVARIENT)
- sz += 20 * sizeof(int);
-
- if (dirty & I915_UPLOAD_CTX)
- sz += sizeof(state->Ctx);
-
- if (dirty & I915_UPLOAD_BUFFERS)
- sz += sizeof(state->Buffer);
-
- if (dirty & I915_UPLOAD_STIPPLE)
- sz += sizeof(state->Stipple);
-
- if (dirty & I915_UPLOAD_FOG)
- sz += sizeof(state->Fog);
-
- if (dirty & I915_UPLOAD_TEX_ALL) {
- int nr = 0;
- for (i = 0; i < I915_TEX_UNITS; i++)
- if (dirty & I915_UPLOAD_TEX(i))
- nr++;
-
- sz += (2+nr*3) * sizeof(GLuint) * 2;
- }
-
- if (dirty & I915_UPLOAD_CONSTANTS)
- sz += state->ConstantSize * sizeof(GLuint);
-
- if (dirty & I915_UPLOAD_PROGRAM)
- sz += state->ProgramSize * sizeof(GLuint);
-
- return sz;
-}
-
-
-/* Push the state into the sarea and/or texture memory.
- */
-static void i915_emit_state( intelContextPtr intel )
-{
- i915ContextPtr i915 = I915_CONTEXT(intel);
- struct i915_hw_state *state = i915->current;
- int i;
- GLuint dirty = get_dirty(state);
- GLuint counter = intel->batch.counter;
- BATCH_LOCALS;
-
- if (intel->batch.space < get_state_size(state)) {
- intelFlushBatch(intel, GL_TRUE);
- dirty = get_dirty(state);
- counter = intel->batch.counter;
- }
-
- if (VERBOSE)
- fprintf(stderr, "%s dirty: %x\n", __FUNCTION__, dirty);
-
- if (dirty & I915_UPLOAD_INVARIENT) {
- if (VERBOSE) fprintf(stderr, "I915_UPLOAD_INVARIENT:\n");
- i915_emit_invarient_state( intel );
- }
-
- if (dirty & I915_UPLOAD_CTX) {
- if (VERBOSE) fprintf(stderr, "I915_UPLOAD_CTX:\n");
- emit( i915, state->Ctx, sizeof(state->Ctx) );
- }
-
- if (dirty & I915_UPLOAD_BUFFERS) {
- if (VERBOSE) fprintf(stderr, "I915_UPLOAD_BUFFERS:\n");
- emit( i915, state->Buffer, sizeof(state->Buffer) );
- }
-
- if (dirty & I915_UPLOAD_STIPPLE) {
- if (VERBOSE) fprintf(stderr, "I915_UPLOAD_STIPPLE:\n");
- emit( i915, state->Stipple, sizeof(state->Stipple) );
- }
-
- if (dirty & I915_UPLOAD_FOG) {
- if (VERBOSE) fprintf(stderr, "I915_UPLOAD_FOG:\n");
- emit( i915, state->Fog, sizeof(state->Fog) );
- }
-
- /* Combine all the dirty texture state into a single command to
- * avoid lockups on I915 hardware.
- */
- if (dirty & I915_UPLOAD_TEX_ALL) {
- int nr = 0;
-
- for (i = 0; i < I915_TEX_UNITS; i++)
- if (dirty & I915_UPLOAD_TEX(i))
- nr++;
-
- BEGIN_BATCH(2+nr*3);
- OUT_BATCH(_3DSTATE_MAP_STATE | (3*nr));
- OUT_BATCH((dirty & I915_UPLOAD_TEX_ALL) >> I915_UPLOAD_TEX_0_SHIFT);
- for (i = 0 ; i < I915_TEX_UNITS ; i++)
- if (dirty & I915_UPLOAD_TEX(i)) {
- OUT_BATCH(state->Tex[i][I915_TEXREG_MS2]);
- OUT_BATCH(state->Tex[i][I915_TEXREG_MS3]);
- OUT_BATCH(state->Tex[i][I915_TEXREG_MS4]);
- }
- ADVANCE_BATCH();
-
- BEGIN_BATCH(2+nr*3);
- OUT_BATCH(_3DSTATE_SAMPLER_STATE | (3*nr));
- OUT_BATCH((dirty & I915_UPLOAD_TEX_ALL) >> I915_UPLOAD_TEX_0_SHIFT);
- for (i = 0 ; i < I915_TEX_UNITS ; i++)
- if (dirty & I915_UPLOAD_TEX(i)) {
- OUT_BATCH(state->Tex[i][I915_TEXREG_SS2]);
- OUT_BATCH(state->Tex[i][I915_TEXREG_SS3]);
- OUT_BATCH(state->Tex[i][I915_TEXREG_SS4]);
- }
- ADVANCE_BATCH();
- }
-
- if (dirty & I915_UPLOAD_CONSTANTS) {
- if (VERBOSE) fprintf(stderr, "I915_UPLOAD_CONSTANTS:\n");
- emit( i915, state->Constant, state->ConstantSize * sizeof(GLuint) );
- }
-
- if (dirty & I915_UPLOAD_PROGRAM) {
- if (VERBOSE) fprintf(stderr, "I915_UPLOAD_PROGRAM:\n");
-
- assert((state->Program[0] & 0x1ff)+2 == state->ProgramSize);
-
- emit( i915, state->Program, state->ProgramSize * sizeof(GLuint) );
- if (VERBOSE)
- i915_disassemble_program( state->Program, state->ProgramSize );
- }
-
- state->emitted |= dirty;
- intel->batch.last_emit_state = counter;
- assert(counter == intel->batch.counter);
-}
-
-static void i915_destroy_context( intelContextPtr intel )
-{
- _tnl_free_vertices(&intel->ctx);
-}
-
-
-/**
- * Set the color buffer drawing region.
- */
-static void
-i915_set_color_region( intelContextPtr intel, const intelRegion *region)
-{
- i915ContextPtr i915 = I915_CONTEXT(intel);
- I915_STATECHANGE( i915, I915_UPLOAD_BUFFERS );
- i915->state.Buffer[I915_DESTREG_CBUFADDR1] =
- (BUF_3D_ID_COLOR_BACK | BUF_3D_PITCH(region->pitch) | BUF_3D_USE_FENCE);
- i915->state.Buffer[I915_DESTREG_CBUFADDR2] = region->offset;
-}
-
-
-/**
- * specify the z-buffer/stencil region
- */
-static void
-i915_set_z_region( intelContextPtr intel, const intelRegion *region)
-{
- i915ContextPtr i915 = I915_CONTEXT(intel);
- I915_STATECHANGE( i915, I915_UPLOAD_BUFFERS );
- i915->state.Buffer[I915_DESTREG_DBUFADDR1] =
- (BUF_3D_ID_DEPTH | BUF_3D_PITCH(region->pitch) | BUF_3D_USE_FENCE);
- i915->state.Buffer[I915_DESTREG_DBUFADDR2] = region->offset;
-}
-
-
-/**
- * Set both the color and Z/stencil drawing regions.
- * Similar to two previous functions, but don't use I915_STATECHANGE()
- */
-static void
-i915_update_color_z_regions(intelContextPtr intel,
- const intelRegion *colorRegion,
- const intelRegion *depthRegion)
-{
- i915ContextPtr i915 = I915_CONTEXT(intel);
-
- i915->state.Buffer[I915_DESTREG_CBUFADDR1] =
- (BUF_3D_ID_COLOR_BACK | BUF_3D_PITCH(colorRegion->pitch) | BUF_3D_USE_FENCE);
- i915->state.Buffer[I915_DESTREG_CBUFADDR2] = colorRegion->offset;
-
- i915->state.Buffer[I915_DESTREG_DBUFADDR1] =
- (BUF_3D_ID_DEPTH |
- BUF_3D_PITCH(depthRegion->pitch) | /* pitch in bytes */
- BUF_3D_USE_FENCE);
- i915->state.Buffer[I915_DESTREG_DBUFADDR2] = depthRegion->offset;
-}
-
-
-static void i915_lost_hardware( intelContextPtr intel )
-{
- I915_CONTEXT(intel)->state.emitted = 0;
-}
-
-static void i915_emit_flush( intelContextPtr intel )
-{
- BATCH_LOCALS;
-
- BEGIN_BATCH(2);
- OUT_BATCH( MI_FLUSH | FLUSH_MAP_CACHE | FLUSH_RENDER_CACHE );
- OUT_BATCH( 0 );
- ADVANCE_BATCH();
-}
-
-
-void i915InitVtbl( i915ContextPtr i915 )
-{
- i915->intel.vtbl.alloc_tex_obj = i915AllocTexObj;
- i915->intel.vtbl.check_vertex_size = i915_check_vertex_size;
- i915->intel.vtbl.clear_with_tris = i915ClearWithTris;
- i915->intel.vtbl.rotate_window = i915RotateWindow;
- i915->intel.vtbl.destroy = i915_destroy_context;
- i915->intel.vtbl.emit_state = i915_emit_state;
- i915->intel.vtbl.lost_hardware = i915_lost_hardware;
- i915->intel.vtbl.reduced_primitive_state = i915_reduced_primitive_state;
- i915->intel.vtbl.render_start = i915_render_start;
- i915->intel.vtbl.render_prevalidate = i915_render_prevalidate;
- i915->intel.vtbl.set_color_region = i915_set_color_region;
- i915->intel.vtbl.set_z_region = i915_set_z_region;
- i915->intel.vtbl.update_color_z_regions = i915_update_color_z_regions;
- i915->intel.vtbl.update_texture_state = i915UpdateTextureState;
- i915->intel.vtbl.emit_flush = i915_emit_flush;
-}
-
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-
-#include <stdio.h>
-#include <errno.h>
-
-#include "mtypes.h"
-#include "context.h"
-#include "enums.h"
-#include "vblank.h"
-
-#include "intel_reg.h"
-#include "intel_batchbuffer.h"
-#include "intel_context.h"
-
-
-
-
-/* ================================================================
- * Performance monitoring functions
- */
-
-static void intel_fill_box( intelContextPtr intel,
- GLshort x, GLshort y,
- GLshort w, GLshort h,
- GLubyte r, GLubyte g, GLubyte b )
-{
- x += intel->drawX;
- y += intel->drawY;
-
- if (x >= 0 && y >= 0 &&
- x+w < intel->intelScreen->width &&
- y+h < intel->intelScreen->height)
- intelEmitFillBlitLocked( intel,
- intel->intelScreen->cpp,
- intel->intelScreen->back.pitch,
- intel->intelScreen->back.offset,
- x, y, w, h,
- INTEL_PACKCOLOR(intel->intelScreen->fbFormat,
- r,g,b,0xff));
-}
-
-static void intel_draw_performance_boxes( intelContextPtr intel )
-{
- /* Purple box for page flipping
- */
- if ( intel->perf_boxes & I830_BOX_FLIP )
- intel_fill_box( intel, 4, 4, 8, 8, 255, 0, 255 );
-
- /* Red box if we have to wait for idle at any point
- */
- if ( intel->perf_boxes & I830_BOX_WAIT )
- intel_fill_box( intel, 16, 4, 8, 8, 255, 0, 0 );
-
- /* Blue box: lost context?
- */
- if ( intel->perf_boxes & I830_BOX_LOST_CONTEXT )
- intel_fill_box( intel, 28, 4, 8, 8, 0, 0, 255 );
-
- /* Yellow box for texture swaps
- */
- if ( intel->perf_boxes & I830_BOX_TEXTURE_LOAD )
- intel_fill_box( intel, 40, 4, 8, 8, 255, 255, 0 );
-
- /* Green box if hardware never idles (as far as we can tell)
- */
- if ( !(intel->perf_boxes & I830_BOX_RING_EMPTY) )
- intel_fill_box( intel, 64, 4, 8, 8, 0, 255, 0 );
-
-
- /* Draw bars indicating number of buffers allocated
- * (not a great measure, easily confused)
- */
-#if 0
- if (intel->dma_used) {
- int bar = intel->dma_used / 10240;
- if (bar > 100) bar = 100;
- if (bar < 1) bar = 1;
- intel_fill_box( intel, 4, 16, bar, 4, 196, 128, 128 );
- intel->dma_used = 0;
- }
-#endif
-
- intel->perf_boxes = 0;
-}
-
-
-
-
-
-
-static int bad_prim_vertex_nr( int primitive, int nr )
-{
- switch (primitive & PRIM3D_MASK) {
- case PRIM3D_POINTLIST:
- return nr < 1;
- case PRIM3D_LINELIST:
- return (nr & 1) || nr == 0;
- case PRIM3D_LINESTRIP:
- return nr < 2;
- case PRIM3D_TRILIST:
- case PRIM3D_RECTLIST:
- return nr % 3 || nr == 0;
- case PRIM3D_POLY:
- case PRIM3D_TRIFAN:
- case PRIM3D_TRISTRIP:
- case PRIM3D_TRISTRIP_RVRSE:
- return nr < 3;
- default:
- return 1;
- }
-}
-
-static void intel_flush_inline_primitive( GLcontext *ctx )
-{
- intelContextPtr intel = INTEL_CONTEXT( ctx );
- GLuint used = intel->batch.ptr - intel->prim.start_ptr;
- GLuint vertcount;
-
- assert(intel->prim.primitive != ~0);
-
- if (1) {
- /* Check vertex size against the vertex we're specifying to
- * hardware. If it's wrong, ditch the primitive.
- */
- if (!intel->vtbl.check_vertex_size( intel, intel->vertex_size ))
- goto do_discard;
-
- vertcount = (used - 4)/ (intel->vertex_size * 4);
-
- if (!vertcount)
- goto do_discard;
-
- if (vertcount * intel->vertex_size * 4 != used - 4) {
- fprintf(stderr, "vertex size confusion %d %d\n", used,
- intel->vertex_size * vertcount * 4);
- goto do_discard;
- }
-
- if (bad_prim_vertex_nr( intel->prim.primitive, vertcount )) {
- fprintf(stderr, "bad_prim_vertex_nr %x %d\n", intel->prim.primitive,
- vertcount);
- goto do_discard;
- }
- }
-
- if (used < 8)
- goto do_discard;
-
- *(int *)intel->prim.start_ptr = (_3DPRIMITIVE |
- intel->prim.primitive |
- (used/4-2));
-
- goto finished;
-
- do_discard:
- intel->batch.ptr -= used;
- intel->batch.space += used;
- assert(intel->batch.space >= 0);
-
- finished:
- intel->prim.primitive = ~0;
- intel->prim.start_ptr = 0;
- intel->prim.flush = 0;
-}
-
-
-/* Emit a primitive referencing vertices in a vertex buffer.
- */
-void intelStartInlinePrimitive( intelContextPtr intel, GLuint prim )
-{
- BATCH_LOCALS;
-
- if (0)
- fprintf(stderr, "%s %x\n", __FUNCTION__, prim);
-
-
- /* Finish any in-progress primitive:
- */
- INTEL_FIREVERTICES( intel );
-
- /* Emit outstanding state:
- */
- intel->vtbl.emit_state( intel );
-
- /* Make sure there is some space in this buffer:
- */
- if (intel->vertex_size * 10 * sizeof(GLuint) >= intel->batch.space) {
- intelFlushBatch(intel, GL_TRUE);
- intel->vtbl.emit_state( intel );
- }
-
-#if 1
- if (((unsigned long)intel->batch.ptr) & 0x4) {
- BEGIN_BATCH(1);
- OUT_BATCH(0);
- ADVANCE_BATCH();
- }
-#endif
-
- /* Emit a slot which will be filled with the inline primitive
- * command later.
- */
- BEGIN_BATCH(2);
- OUT_BATCH( 0 );
-
- intel->prim.start_ptr = batch_ptr;
- intel->prim.primitive = prim;
- intel->prim.flush = intel_flush_inline_primitive;
- intel->batch.contains_geometry = 1;
-
- OUT_BATCH( 0 );
- ADVANCE_BATCH();
-}
-
-
-void intelRestartInlinePrimitive( intelContextPtr intel )
-{
- GLuint prim = intel->prim.primitive;
-
- intel_flush_inline_primitive( &intel->ctx );
- if (1) intelFlushBatch(intel, GL_TRUE); /* GL_TRUE - is critical */
- intelStartInlinePrimitive( intel, prim );
-}
-
-
-
-void intelWrapInlinePrimitive( intelContextPtr intel )
-{
- GLuint prim = intel->prim.primitive;
-
- if (0)
- fprintf(stderr, "%s\n", __FUNCTION__);
- intel_flush_inline_primitive( &intel->ctx );
- intelFlushBatch(intel, GL_TRUE);
- intelStartInlinePrimitive( intel, prim );
-}
-
-
-/* Emit a primitive with space for inline vertices.
- */
-GLuint *intelEmitInlinePrimitiveLocked(intelContextPtr intel,
- int primitive,
- int dwords,
- int vertex_size )
-{
- GLuint *tmp = 0;
- BATCH_LOCALS;
-
- if (0)
- fprintf(stderr, "%s 0x%x %d\n", __FUNCTION__, primitive, dwords);
-
- /* Emit outstanding state:
- */
- intel->vtbl.emit_state( intel );
-
- if ((1+dwords)*4 >= intel->batch.space) {
- intelFlushBatch(intel, GL_TRUE);
- intel->vtbl.emit_state( intel );
- }
-
-
- if (1) {
- int used = dwords * 4;
- int vertcount;
-
- /* Check vertex size against the vertex we're specifying to
- * hardware. If it's wrong, ditch the primitive.
- */
- if (!intel->vtbl.check_vertex_size( intel, vertex_size ))
- goto do_discard;
-
- vertcount = dwords / vertex_size;
-
- if (dwords % vertex_size) {
- fprintf(stderr, "did not request a whole number of vertices\n");
- goto do_discard;
- }
-
- if (bad_prim_vertex_nr( primitive, vertcount )) {
- fprintf(stderr, "bad_prim_vertex_nr %x %d\n", primitive, vertcount);
- goto do_discard;
- }
-
- if (used < 8)
- goto do_discard;
- }
-
- /* Emit 3D_PRIMITIVE commands:
- */
- BEGIN_BATCH(1 + dwords);
- OUT_BATCH( _3DPRIMITIVE |
- primitive |
- (dwords-1) );
-
- tmp = (GLuint *)batch_ptr;
- batch_ptr += dwords * 4;
-
- ADVANCE_BATCH();
-
- intel->batch.contains_geometry = 1;
-
- do_discard:
- return tmp;
-}
-
-
-static void intelWaitForFrameCompletion( intelContextPtr intel )
-{
- drm_i915_sarea_t *sarea = (drm_i915_sarea_t *)intel->sarea;
-
- if (intel->do_irqs) {
- if (intelGetLastFrame(intel) < sarea->last_dispatch) {
- if (!intel->irqsEmitted) {
- while (intelGetLastFrame (intel) < sarea->last_dispatch)
- ;
- }
- else {
- intelWaitIrq( intel, intel->alloc.irq_emitted );
- }
- intel->irqsEmitted = 10;
- }
-
- if (intel->irqsEmitted) {
- LOCK_HARDWARE( intel );
- intelEmitIrqLocked( intel );
- intel->irqsEmitted--;
- UNLOCK_HARDWARE( intel );
- }
- }
- else {
- while (intelGetLastFrame (intel) < sarea->last_dispatch) {
- if (intel->do_usleeps)
- DO_USLEEP( 1 );
- }
- }
-}
-
-/*
- * Copy the back buffer to the front buffer.
- */
-void intelCopyBuffer( const __DRIdrawablePrivate *dPriv,
- const drm_clip_rect_t *rect)
-{
- intelContextPtr intel;
- const intelScreenPrivate *intelScreen;
- GLboolean missed_target;
- int64_t ust;
-
- if (0)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- assert(dPriv);
- assert(dPriv->driContextPriv);
- assert(dPriv->driContextPriv->driverPrivate);
-
- intel = (intelContextPtr) dPriv->driContextPriv->driverPrivate;
-
- intelFlush( &intel->ctx );
-
- intelScreen = intel->intelScreen;
-
- if (!rect && !intel->swap_scheduled && intelScreen->drmMinor >= 6 &&
- !(intel->vblank_flags & VBLANK_FLAG_NO_IRQ) &&
- intelScreen->current_rotation == 0) {
- unsigned int interval = driGetVBlankInterval(dPriv, intel->vblank_flags);
- unsigned int target;
- drm_i915_vblank_swap_t swap;
-
- swap.drawable = dPriv->hHWDrawable;
- swap.seqtype = DRM_VBLANK_ABSOLUTE;
- target = swap.sequence = intel->vbl_seq + interval;
-
- if (intel->vblank_flags & VBLANK_FLAG_SYNC) {
- swap.seqtype |= DRM_VBLANK_NEXTONMISS;
- } else if (interval == 0) {
- goto noschedule;
- }
-
- if ( intel->vblank_flags & VBLANK_FLAG_SECONDARY ) {
- swap.seqtype |= DRM_VBLANK_SECONDARY;
- }
-
- if (!drmCommandWriteRead(intel->driFd, DRM_I915_VBLANK_SWAP, &swap,
- sizeof(swap))) {
- intel->swap_scheduled = 1;
- intel->vbl_seq = swap.sequence;
- swap.sequence -= target;
- missed_target = swap.sequence > 0 && swap.sequence <= (1 << 23);
- }
- } else {
- intel->swap_scheduled = 0;
- }
-noschedule:
-
- if (!intel->swap_scheduled) {
- intelWaitForFrameCompletion( intel );
- LOCK_HARDWARE( intel );
-
- if (!rect)
- {
- UNLOCK_HARDWARE( intel );
- driWaitForVBlank( dPriv, &intel->vbl_seq, intel->vblank_flags, & missed_target );
- LOCK_HARDWARE( intel );
- }
- {
- const intelScreenPrivate *intelScreen = intel->intelScreen;
- const __DRIdrawablePrivate *dPriv = intel->driDrawable;
- const int nbox = dPriv->numClipRects;
- const drm_clip_rect_t *pbox = dPriv->pClipRects;
- drm_clip_rect_t box;
- const int cpp = intelScreen->cpp;
- const int pitch = intelScreen->front.pitch; /* in bytes */
- int i;
- GLuint CMD, BR13;
- BATCH_LOCALS;
-
- switch(cpp) {
- case 2:
- BR13 = (pitch) | (0xCC << 16) | (1<<24);
- CMD = XY_SRC_COPY_BLT_CMD;
- break;
- case 4:
- BR13 = (pitch) | (0xCC << 16) | (1<<24) | (1<<25);
- CMD = (XY_SRC_COPY_BLT_CMD | XY_SRC_COPY_BLT_WRITE_ALPHA |
- XY_SRC_COPY_BLT_WRITE_RGB);
- break;
- default:
- BR13 = (pitch) | (0xCC << 16) | (1<<24);
- CMD = XY_SRC_COPY_BLT_CMD;
- break;
- }
-
- if (0)
- intel_draw_performance_boxes( intel );
-
- for (i = 0 ; i < nbox; i++, pbox++)
- {
- if (pbox->x1 > pbox->x2 ||
- pbox->y1 > pbox->y2 ||
- pbox->x2 > intelScreen->width ||
- pbox->y2 > intelScreen->height) {
- _mesa_warning(&intel->ctx, "Bad cliprect in intelCopyBuffer()");
- continue;
- }
-
- box = *pbox;
-
- if (rect)
- {
- if (rect->x1 > box.x1)
- box.x1 = rect->x1;
- if (rect->y1 > box.y1)
- box.y1 = rect->y1;
- if (rect->x2 < box.x2)
- box.x2 = rect->x2;
- if (rect->y2 < box.y2)
- box.y2 = rect->y2;
-
- if (box.x1 > box.x2 || box.y1 > box.y2)
- continue;
- }
-
- BEGIN_BATCH( 8);
- OUT_BATCH( CMD );
- OUT_BATCH( BR13 );
- OUT_BATCH( (box.y1 << 16) | box.x1 );
- OUT_BATCH( (box.y2 << 16) | box.x2 );
-
- if (intel->sarea->pf_current_page == 0)
- OUT_BATCH( intelScreen->front.offset );
- else
- OUT_BATCH( intelScreen->back.offset );
-
- OUT_BATCH( (box.y1 << 16) | box.x1 );
- OUT_BATCH( BR13 & 0xffff );
-
- if (intel->sarea->pf_current_page == 0)
- OUT_BATCH( intelScreen->back.offset );
- else
- OUT_BATCH( intelScreen->front.offset );
-
- ADVANCE_BATCH();
- }
- }
- intelFlushBatchLocked( intel, GL_TRUE, GL_TRUE, GL_TRUE );
- UNLOCK_HARDWARE( intel );
- }
-
- if (!rect)
- {
- intel->swap_count++;
- (*dri_interface->getUST)(&ust);
- if (missed_target) {
- intel->swap_missed_count++;
- intel->swap_missed_ust = ust - intel->swap_ust;
- }
-
- intel->swap_ust = ust;
- }
-}
-
-
-
-
-void intelEmitFillBlitLocked( intelContextPtr intel,
- GLuint cpp,
- GLshort dst_pitch, /* in bytes */
- GLuint dst_offset,
- GLshort x, GLshort y,
- GLshort w, GLshort h,
- GLuint color )
-{
- GLuint BR13, CMD;
- BATCH_LOCALS;
-
- switch(cpp) {
- case 1:
- case 2:
- case 3:
- BR13 = dst_pitch | (0xF0 << 16) | (1<<24);
- CMD = XY_COLOR_BLT_CMD;
- break;
- case 4:
- BR13 = dst_pitch | (0xF0 << 16) | (1<<24) | (1<<25);
- CMD = (XY_COLOR_BLT_CMD | XY_COLOR_BLT_WRITE_ALPHA |
- XY_COLOR_BLT_WRITE_RGB);
- break;
- default:
- return;
- }
-
- BEGIN_BATCH( 6);
- OUT_BATCH( CMD );
- OUT_BATCH( BR13 );
- OUT_BATCH( (y << 16) | x );
- OUT_BATCH( ((y+h) << 16) | (x+w) );
- OUT_BATCH( dst_offset );
- OUT_BATCH( color );
- ADVANCE_BATCH();
-}
-
-
-/* Copy BitBlt
- */
-void intelEmitCopyBlitLocked( intelContextPtr intel,
- GLuint cpp,
- GLshort src_pitch,
- GLuint src_offset,
- GLshort dst_pitch,
- GLuint dst_offset,
- GLshort src_x, GLshort src_y,
- GLshort dst_x, GLshort dst_y,
- GLshort w, GLshort h )
-{
- GLuint CMD, BR13;
- int dst_y2 = dst_y + h;
- int dst_x2 = dst_x + w;
- BATCH_LOCALS;
-
- src_pitch *= cpp;
- dst_pitch *= cpp;
-
- switch(cpp) {
- case 1:
- case 2:
- case 3:
- BR13 = dst_pitch | (0xCC << 16) | (1<<24);
- CMD = XY_SRC_COPY_BLT_CMD;
- break;
- case 4:
- BR13 = dst_pitch | (0xCC << 16) | (1<<24) | (1<<25);
- CMD = (XY_SRC_COPY_BLT_CMD | XY_SRC_COPY_BLT_WRITE_ALPHA |
- XY_SRC_COPY_BLT_WRITE_RGB);
- break;
- default:
- return;
- }
-
- if (dst_y2 < dst_y ||
- dst_x2 < dst_x) {
- return;
- }
-
- BEGIN_BATCH( 12);
- OUT_BATCH( CMD );
- OUT_BATCH( BR13 );
- OUT_BATCH( (dst_y << 16) | dst_x );
- OUT_BATCH( (dst_y2 << 16) | dst_x2 );
- OUT_BATCH( dst_offset );
- OUT_BATCH( (src_y << 16) | src_x );
- OUT_BATCH( src_pitch );
- OUT_BATCH( src_offset );
- ADVANCE_BATCH();
-}
-
-
-
-void intelClearWithBlit(GLcontext *ctx, GLbitfield buffers, GLboolean allFoo,
- GLint cx1Foo, GLint cy1Foo, GLint cwFoo, GLint chFoo)
-{
- intelContextPtr intel = INTEL_CONTEXT( ctx );
- intelScreenPrivate *intelScreen = intel->intelScreen;
- GLuint clear_depth, clear_color;
- GLint cx, cy, cw, ch;
- GLboolean all;
- GLint pitch;
- GLint cpp = intelScreen->cpp;
- GLint i;
- GLuint BR13, CMD, D_CMD;
- BATCH_LOCALS;
-
- intelFlush( &intel->ctx );
- LOCK_HARDWARE( intel );
-
- /* get clear bounds after locking */
- cx = intel->ctx.DrawBuffer->_Xmin;
- cy = intel->ctx.DrawBuffer->_Ymin;
- cw = intel->ctx.DrawBuffer->_Xmax - cx;
- ch = intel->ctx.DrawBuffer->_Ymax - cy;
- all = (cw == intel->ctx.DrawBuffer->Width &&
- ch == intel->ctx.DrawBuffer->Height);
-
- pitch = intelScreen->front.pitch;
-
- clear_color = intel->ClearColor;
- clear_depth = 0;
-
- if (buffers & BUFFER_BIT_DEPTH) {
- clear_depth = (GLuint)(ctx->Depth.Clear * intel->ClearDepth);
- }
-
- if (buffers & BUFFER_BIT_STENCIL) {
- clear_depth |= (ctx->Stencil.Clear & 0xff) << 24;
- }
-
- switch(cpp) {
- case 2:
- BR13 = (0xF0 << 16) | (pitch) | (1<<24);
- D_CMD = CMD = XY_COLOR_BLT_CMD;
- break;
- case 4:
- BR13 = (0xF0 << 16) | (pitch) | (1<<24) | (1<<25);
- CMD = (XY_COLOR_BLT_CMD |
- XY_COLOR_BLT_WRITE_ALPHA |
- XY_COLOR_BLT_WRITE_RGB);
- D_CMD = XY_COLOR_BLT_CMD;
- if (buffers & BUFFER_BIT_DEPTH) D_CMD |= XY_COLOR_BLT_WRITE_RGB;
- if (buffers & BUFFER_BIT_STENCIL) D_CMD |= XY_COLOR_BLT_WRITE_ALPHA;
- break;
- default:
- BR13 = (0xF0 << 16) | (pitch) | (1<<24);
- D_CMD = CMD = XY_COLOR_BLT_CMD;
- break;
- }
-
- {
- /* flip top to bottom */
- cy = intel->driDrawable->h - cy - ch;
- cx = cx + intel->drawX;
- cy += intel->drawY;
-
- /* adjust for page flipping */
- if ( intel->sarea->pf_current_page == 1 ) {
- GLuint tmp = buffers;
-
- buffers &= ~(BUFFER_BIT_FRONT_LEFT | BUFFER_BIT_BACK_LEFT);
- if ( tmp & BUFFER_BIT_FRONT_LEFT ) buffers |= BUFFER_BIT_BACK_LEFT;
- if ( tmp & BUFFER_BIT_BACK_LEFT ) buffers |= BUFFER_BIT_FRONT_LEFT;
- }
-
- for (i = 0 ; i < intel->numClipRects ; i++)
- {
- drm_clip_rect_t *box = &intel->pClipRects[i];
- drm_clip_rect_t b;
-
- if (!all) {
- GLint x = box->x1;
- GLint y = box->y1;
- GLint w = box->x2 - x;
- GLint h = box->y2 - y;
-
- if (x < cx) w -= cx - x, x = cx;
- if (y < cy) h -= cy - y, y = cy;
- if (x + w > cx + cw) w = cx + cw - x;
- if (y + h > cy + ch) h = cy + ch - y;
- if (w <= 0) continue;
- if (h <= 0) continue;
-
- b.x1 = x;
- b.y1 = y;
- b.x2 = x + w;
- b.y2 = y + h;
- } else {
- b = *box;
- }
-
-
- if (b.x1 > b.x2 ||
- b.y1 > b.y2 ||
- b.x2 > intelScreen->width ||
- b.y2 > intelScreen->height)
- continue;
-
- if ( buffers & BUFFER_BIT_FRONT_LEFT ) {
- BEGIN_BATCH( 6);
- OUT_BATCH( CMD );
- OUT_BATCH( BR13 );
- OUT_BATCH( (b.y1 << 16) | b.x1 );
- OUT_BATCH( (b.y2 << 16) | b.x2 );
- OUT_BATCH( intelScreen->front.offset );
- OUT_BATCH( clear_color );
- ADVANCE_BATCH();
- }
-
- if ( buffers & BUFFER_BIT_BACK_LEFT ) {
- BEGIN_BATCH( 6);
- OUT_BATCH( CMD );
- OUT_BATCH( BR13 );
- OUT_BATCH( (b.y1 << 16) | b.x1 );
- OUT_BATCH( (b.y2 << 16) | b.x2 );
- OUT_BATCH( intelScreen->back.offset );
- OUT_BATCH( clear_color );
- ADVANCE_BATCH();
- }
-
- if ( buffers & (BUFFER_BIT_STENCIL | BUFFER_BIT_DEPTH) ) {
- BEGIN_BATCH( 6);
- OUT_BATCH( D_CMD );
- OUT_BATCH( BR13 );
- OUT_BATCH( (b.y1 << 16) | b.x1 );
- OUT_BATCH( (b.y2 << 16) | b.x2 );
- OUT_BATCH( intelScreen->depth.offset );
- OUT_BATCH( clear_depth );
- ADVANCE_BATCH();
- }
- }
- }
- intelFlushBatchLocked( intel, GL_TRUE, GL_FALSE, GL_TRUE );
- UNLOCK_HARDWARE( intel );
-}
-
-
-
-
-void intelDestroyBatchBuffer( GLcontext *ctx )
-{
- intelContextPtr intel = INTEL_CONTEXT(ctx);
-
- if (intel->alloc.offset) {
- intelFreeAGP( intel, intel->alloc.ptr );
- intel->alloc.ptr = NULL;
- intel->alloc.offset = 0;
- }
- else if (intel->alloc.ptr) {
- free(intel->alloc.ptr);
- intel->alloc.ptr = NULL;
- }
-
- memset(&intel->batch, 0, sizeof(intel->batch));
-}
-
-
-void intelInitBatchBuffer( GLcontext *ctx )
-{
- intelContextPtr intel = INTEL_CONTEXT(ctx);
-
- /* This path isn't really safe with rotate:
- */
- if (getenv("INTEL_BATCH") && intel->intelScreen->allow_batchbuffer) {
- switch (intel->intelScreen->deviceID) {
- case PCI_CHIP_I865_G:
- /* HW bug? Seems to crash if batchbuffer crosses 4k boundary.
- */
- intel->alloc.size = 8 * 1024;
- break;
- default:
- /* This is the smallest amount of memory the kernel deals with.
- * We'd ideally like to make this smaller.
- */
- intel->alloc.size = 1 << intel->intelScreen->logTextureGranularity;
- break;
- }
-
- intel->alloc.ptr = intelAllocateAGP( intel, intel->alloc.size );
- if (intel->alloc.ptr)
- intel->alloc.offset =
- intelAgpOffsetFromVirtual( intel, intel->alloc.ptr );
- else
- intel->alloc.offset = 0; /* OK? */
- }
-
- /* The default is now to use a local buffer and pass that to the
- * kernel. This is also a fallback if allocation fails on the
- * above path:
- */
- if (!intel->alloc.ptr) {
- intel->alloc.size = 8 * 1024;
- intel->alloc.ptr = malloc( intel->alloc.size );
- intel->alloc.offset = 0;
- }
-
- assert(intel->alloc.ptr);
-}
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#ifndef INTEL_BATCHBUFFER_H
-#define INTEL_BATCHBUFFER_H
-
-#include "intel_context.h"
-#include "intel_ioctl.h"
-
-
-#define BATCH_LOCALS GLubyte *batch_ptr;
-
-/* #define VERBOSE 0 */
-#ifndef VERBOSE
-extern int VERBOSE;
-#endif
-
-
-#define BEGIN_BATCH(n) \
-do { \
- if (VERBOSE) fprintf(stderr, \
- "BEGIN_BATCH(%ld) in %s, %d dwords free\n", \
- ((unsigned long)n), __FUNCTION__, \
- intel->batch.space/4); \
- if (intel->batch.space < (n)*4) \
- intelFlushBatch(intel, GL_TRUE); \
- if (intel->batch.space == intel->batch.size) intel->batch.func = __FUNCTION__; \
- batch_ptr = intel->batch.ptr; \
-} while (0)
-
-#define OUT_BATCH(n) \
-do { \
- *(GLuint *)batch_ptr = (n); \
- if (VERBOSE) fprintf(stderr, " -- %08x at %s/%d\n", (n), __FILE__, __LINE__); \
- batch_ptr += 4; \
-} while (0)
-
-#define ADVANCE_BATCH() \
-do { \
- if (VERBOSE) fprintf(stderr, "ADVANCE_BATCH()\n"); \
- intel->batch.space -= (batch_ptr - intel->batch.ptr); \
- intel->batch.ptr = batch_ptr; \
- assert(intel->batch.space >= 0); \
-} while(0)
-
-extern void intelInitBatchBuffer( GLcontext *ctx );
-extern void intelDestroyBatchBuffer( GLcontext *ctx );
-
-extern void intelStartInlinePrimitive( intelContextPtr intel, GLuint prim );
-extern void intelWrapInlinePrimitive( intelContextPtr intel );
-extern void intelRestartInlinePrimitive( intelContextPtr intel );
-extern GLuint *intelEmitInlinePrimitiveLocked(intelContextPtr intel,
- int primitive, int dwords,
- int vertex_size);
-extern void intelCopyBuffer( const __DRIdrawablePrivate *dpriv,
- const drm_clip_rect_t *rect);
-extern void intelClearWithBlit(GLcontext *ctx, GLbitfield mask, GLboolean all,
- GLint cx1, GLint cy1, GLint cw, GLint ch);
-
-extern void intelEmitCopyBlitLocked( intelContextPtr intel,
- GLuint cpp,
- GLshort src_pitch,
- GLuint src_offset,
- GLshort dst_pitch,
- GLuint dst_offset,
- GLshort srcx, GLshort srcy,
- GLshort dstx, GLshort dsty,
- GLshort w, GLshort h );
-
-extern void intelEmitFillBlitLocked( intelContextPtr intel,
- GLuint cpp,
- GLshort dst_pitch,
- GLuint dst_offset,
- GLshort x, GLshort y,
- GLshort w, GLshort h,
- GLuint color );
-
-
-
-
-static __inline GLuint *intelExtendInlinePrimitive( intelContextPtr intel,
- GLuint dwords )
-{
- GLuint sz = dwords * sizeof(GLuint);
- GLuint *ptr;
-
- if (intel->batch.space < sz) {
- intelWrapInlinePrimitive( intel );
-/* assert(intel->batch.space >= sz); */
- }
-
-/* assert(intel->prim.primitive != ~0); */
- ptr = (GLuint *)intel->batch.ptr;
- intel->batch.ptr += sz;
- intel->batch.space -= sz;
-
- return ptr;
-}
-
-
-
-#endif
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-
-#include "glheader.h"
-#include "context.h"
-#include "matrix.h"
-#include "simple_list.h"
-#include "extensions.h"
-#include "framebuffer.h"
-#include "imports.h"
-#include "points.h"
-
-#include "swrast/swrast.h"
-#include "swrast_setup/swrast_setup.h"
-#include "tnl/tnl.h"
-#include "vbo/vbo.h"
-
-#include "tnl/t_pipeline.h"
-#include "tnl/t_vertex.h"
-
-#include "drivers/common/driverfuncs.h"
-
-#include "intel_screen.h"
-
-#include "i830_dri.h"
-#include "i830_common.h"
-
-#include "intel_tex.h"
-#include "intel_span.h"
-#include "intel_tris.h"
-#include "intel_ioctl.h"
-#include "intel_batchbuffer.h"
-
-#include "vblank.h"
-#include "utils.h"
-#include "xmlpool.h" /* for symbolic values of enum-type options */
-#ifndef INTEL_DEBUG
-int INTEL_DEBUG = (0);
-#endif
-
-#define need_GL_ARB_multisample
-#define need_GL_ARB_point_parameters
-#define need_GL_ARB_texture_compression
-#define need_GL_ARB_vertex_buffer_object
-#define need_GL_ARB_vertex_program
-#define need_GL_ARB_window_pos
-#define need_GL_EXT_blend_color
-#define need_GL_EXT_blend_equation_separate
-#define need_GL_EXT_blend_func_separate
-#define need_GL_EXT_blend_minmax
-#define need_GL_EXT_cull_vertex
-#define need_GL_EXT_fog_coord
-#define need_GL_EXT_multi_draw_arrays
-#define need_GL_EXT_secondary_color
-#define need_GL_NV_vertex_program
-#include "extension_helper.h"
-
-#ifndef VERBOSE
-int VERBOSE = 0;
-#endif
-
-#if DEBUG_LOCKING
-char *prevLockFile;
-int prevLockLine;
-#endif
-
-/***************************************
- * Mesa's Driver Functions
- ***************************************/
-
-#define DRIVER_DATE "20061017"
-
-const GLubyte *intelGetString( GLcontext *ctx, GLenum name )
-{
- const char * chipset;
- static char buffer[128];
-
- switch (name) {
- case GL_VENDOR:
- return (GLubyte *)"Tungsten Graphics, Inc";
- break;
-
- case GL_RENDERER:
- switch (INTEL_CONTEXT(ctx)->intelScreen->deviceID) {
- case PCI_CHIP_845_G:
- chipset = "Intel(R) 845G"; break;
- case PCI_CHIP_I830_M:
- chipset = "Intel(R) 830M"; break;
- case PCI_CHIP_I855_GM:
- chipset = "Intel(R) 852GM/855GM"; break;
- case PCI_CHIP_I865_G:
- chipset = "Intel(R) 865G"; break;
- case PCI_CHIP_I915_G:
- chipset = "Intel(R) 915G"; break;
- case PCI_CHIP_I915_GM:
- chipset = "Intel(R) 915GM"; break;
- case PCI_CHIP_I945_G:
- chipset = "Intel(R) 945G"; break;
- case PCI_CHIP_I945_GM:
- chipset = "Intel(R) 945GM"; break;
- case PCI_CHIP_I945_GME:
- chipset = "Intel(R) 945GME"; break;
- case PCI_CHIP_G33_G:
- chipset = "Intel(R) G33"; break;
- case PCI_CHIP_Q35_G:
- chipset = "Intel(R) Q35"; break;
- case PCI_CHIP_Q33_G:
- chipset = "Intel(R) Q33"; break;
- default:
- chipset = "Unknown Intel Chipset"; break;
- }
-
- (void) driGetRendererString( buffer, chipset, DRIVER_DATE, 0 );
- return (GLubyte *) buffer;
-
- default:
- return NULL;
- }
-}
-
-
-/**
- * Extension strings exported by the intel driver.
- *
- * \note
- * It appears that ARB_texture_env_crossbar has "disappeared" compared to the
- * old i830-specific driver.
- */
-const struct dri_extension card_extensions[] =
-{
- { "GL_ARB_multisample", GL_ARB_multisample_functions },
- { "GL_ARB_multitexture", NULL },
- { "GL_ARB_point_parameters", GL_ARB_point_parameters_functions },
- { "GL_ARB_texture_border_clamp", NULL },
- { "GL_ARB_texture_compression", GL_ARB_texture_compression_functions },
- { "GL_ARB_texture_cube_map", NULL },
- { "GL_ARB_texture_env_add", NULL },
- { "GL_ARB_texture_env_combine", NULL },
- { "GL_ARB_texture_env_dot3", NULL },
- { "GL_ARB_texture_mirrored_repeat", NULL },
- { "GL_ARB_texture_rectangle", NULL },
- { "GL_ARB_vertex_buffer_object", GL_ARB_vertex_buffer_object_functions },
- { "GL_ARB_vertex_program", GL_ARB_vertex_program_functions },
- { "GL_ARB_window_pos", GL_ARB_window_pos_functions },
- { "GL_EXT_blend_color", GL_EXT_blend_color_functions },
- { "GL_EXT_blend_equation_separate", GL_EXT_blend_equation_separate_functions },
- { "GL_EXT_blend_func_separate", GL_EXT_blend_func_separate_functions },
- { "GL_EXT_blend_minmax", GL_EXT_blend_minmax_functions },
- { "GL_EXT_blend_subtract", NULL },
- { "GL_EXT_cull_vertex", GL_EXT_cull_vertex_functions },
- { "GL_EXT_fog_coord", GL_EXT_fog_coord_functions },
- { "GL_EXT_multi_draw_arrays", GL_EXT_multi_draw_arrays_functions },
- { "GL_EXT_secondary_color", GL_EXT_secondary_color_functions },
- { "GL_EXT_stencil_wrap", NULL },
- { "GL_EXT_texture_edge_clamp", NULL },
- { "GL_EXT_texture_env_combine", NULL },
- { "GL_EXT_texture_env_dot3", NULL },
- { "GL_EXT_texture_filter_anisotropic", NULL },
- { "GL_EXT_texture_lod_bias", NULL },
- { "GL_3DFX_texture_compression_FXT1", NULL },
- { "GL_APPLE_client_storage", NULL },
- { "GL_MESA_pack_invert", NULL },
- { "GL_MESA_ycbcr_texture", NULL },
- { "GL_NV_blend_square", NULL },
- { "GL_NV_vertex_program", GL_NV_vertex_program_functions },
- { "GL_NV_vertex_program1_1", NULL },
- { "GL_SGIS_generate_mipmap", NULL },
- { NULL, NULL }
-};
-
-extern const struct tnl_pipeline_stage _intel_render_stage;
-
-static const struct tnl_pipeline_stage *intel_pipeline[] = {
- &_tnl_vertex_transform_stage,
- &_tnl_vertex_cull_stage,
- &_tnl_normal_transform_stage,
- &_tnl_lighting_stage,
- &_tnl_fog_coordinate_stage,
- &_tnl_texgen_stage,
- &_tnl_texture_transform_stage,
- &_tnl_point_attenuation_stage,
- &_tnl_vertex_program_stage,
-#if 1
- &_intel_render_stage, /* ADD: unclipped rastersetup-to-dma */
-#endif
- &_tnl_render_stage,
- 0,
-};
-
-
-static const struct dri_debug_control debug_control[] =
-{
- { "fall", DEBUG_FALLBACKS },
- { "tex", DEBUG_TEXTURE },
- { "ioctl", DEBUG_IOCTL },
- { "prim", DEBUG_PRIMS },
- { "vert", DEBUG_VERTS },
- { "state", DEBUG_STATE },
- { "verb", DEBUG_VERBOSE },
- { "dri", DEBUG_DRI },
- { "dma", DEBUG_DMA },
- { "san", DEBUG_SANITY },
- { "sync", DEBUG_SYNC },
- { "sleep", DEBUG_SLEEP },
- { "pix", DEBUG_PIXEL },
- { NULL, 0 }
-};
-
-
-static void intelInvalidateState( GLcontext *ctx, GLuint new_state )
-{
- _swrast_InvalidateState( ctx, new_state );
- _swsetup_InvalidateState( ctx, new_state );
- _vbo_InvalidateState( ctx, new_state );
- _tnl_InvalidateState( ctx, new_state );
- _tnl_invalidate_vertex_state( ctx, new_state );
- INTEL_CONTEXT(ctx)->NewGLState |= new_state;
-}
-
-
-void intelInitDriverFunctions( struct dd_function_table *functions )
-{
- _mesa_init_driver_functions( functions );
-
- functions->Clear = intelClear;
- functions->Flush = intelglFlush;
- functions->Finish = intelFinish;
- functions->GetString = intelGetString;
- functions->UpdateState = intelInvalidateState;
-
- intelInitTextureFuncs( functions );
- intelInitPixelFuncs( functions );
- intelInitStateFuncs( functions );
-}
-
-static void intel_emit_invarient_state( GLcontext *ctx )
-{
-}
-
-
-
-GLboolean intelInitContext( intelContextPtr intel,
- const __GLcontextModes *mesaVis,
- __DRIcontextPrivate *driContextPriv,
- void *sharedContextPrivate,
- struct dd_function_table *functions )
-{
- GLcontext *ctx = &intel->ctx;
- GLcontext *shareCtx = (GLcontext *) sharedContextPrivate;
- __DRIscreenPrivate *sPriv = driContextPriv->driScreenPriv;
- intelScreenPrivate *intelScreen = (intelScreenPrivate *)sPriv->private;
- drmI830Sarea *saPriv = (drmI830Sarea *)
- (((GLubyte *)sPriv->pSAREA)+intelScreen->sarea_priv_offset);
- int fthrottle_mode;
-
- if (!_mesa_initialize_context(&intel->ctx,
- mesaVis, shareCtx,
- functions,
- (void*) intel))
- return GL_FALSE;
-
- driContextPriv->driverPrivate = intel;
- intel->intelScreen = intelScreen;
- intel->driScreen = sPriv;
- intel->sarea = saPriv;
-
-
- (void) memset( intel->texture_heaps, 0, sizeof( intel->texture_heaps ) );
- make_empty_list( & intel->swapped );
-
- driParseConfigFiles (&intel->optionCache, &intelScreen->optionCache,
- intel->driScreen->myNum, "i915");
-
- ctx->Const.MaxTextureMaxAnisotropy = 2.0;
-
- ctx->Const.MinLineWidth = 1.0;
- ctx->Const.MinLineWidthAA = 1.0;
- ctx->Const.MaxLineWidth = 3.0;
- ctx->Const.MaxLineWidthAA = 3.0;
- ctx->Const.LineWidthGranularity = 1.0;
-
- ctx->Const.MinPointSize = 1.0;
- ctx->Const.MinPointSizeAA = 1.0;
- ctx->Const.MaxPointSize = 255.0;
- ctx->Const.MaxPointSizeAA = 3.0;
- ctx->Const.PointSizeGranularity = 1.0;
-
- /* reinitialize the context point state.
- * It depend on constants in __GLcontextRec::Const
- */
- _mesa_init_point(ctx);
-
- /* Initialize the software rasterizer and helper modules. */
- _swrast_CreateContext( ctx );
- _vbo_CreateContext( ctx );
- _tnl_CreateContext( ctx );
- _swsetup_CreateContext( ctx );
-
- /* Install the customized pipeline: */
- _tnl_destroy_pipeline( ctx );
- _tnl_install_pipeline( ctx, intel_pipeline );
-
- /* Configure swrast to match hardware characteristics: */
- _swrast_allow_pixel_fog( ctx, GL_FALSE );
- _swrast_allow_vertex_fog( ctx, GL_TRUE );
-
- /* Dri stuff */
- intel->hHWContext = driContextPriv->hHWContext;
- intel->driFd = sPriv->fd;
- intel->driHwLock = (drmLock *) &sPriv->pSAREA->lock;
-
- intel->hw_stencil = mesaVis->stencilBits && mesaVis->depthBits == 24;
- intel->hw_stipple = 1;
-
- switch(mesaVis->depthBits) {
- case 0: /* what to do in this case? */
- case 16:
- intel->depth_scale = 1.0/0xffff;
- intel->polygon_offset_scale = 1.0/0xffff;
- intel->depth_clear_mask = ~0;
- intel->ClearDepth = 0xffff;
- break;
- case 24:
- intel->depth_scale = 1.0/0xffffff;
- intel->polygon_offset_scale = 2.0/0xffffff; /* req'd to pass glean */
- intel->depth_clear_mask = 0x00ffffff;
- intel->stencil_clear_mask = 0xff000000;
- intel->ClearDepth = 0x00ffffff;
- break;
- default:
- assert(0);
- break;
- }
-
- /* Initialize swrast, tnl driver tables: */
- intelInitSpanFuncs( ctx );
- intelInitTriFuncs( ctx );
-
-
- intel->RenderIndex = ~0;
-
- fthrottle_mode = driQueryOptioni(&intel->optionCache, "fthrottle_mode");
- intel->iw.irq_seq = -1;
- intel->irqsEmitted = 0;
-
- intel->do_irqs = (intel->intelScreen->irq_active &&
- fthrottle_mode == DRI_CONF_FTHROTTLE_IRQS);
-
- intel->do_usleeps = (fthrottle_mode == DRI_CONF_FTHROTTLE_USLEEPS);
-
- intel->vblank_flags = (intel->intelScreen->irq_active != 0)
- ? driGetDefaultVBlankFlags(&intel->optionCache) : VBLANK_FLAG_NO_IRQ;
-
- (*dri_interface->getUST)(&intel->swap_ust);
- _math_matrix_ctr (&intel->ViewportMatrix);
-
- driInitExtensions( ctx, card_extensions, GL_TRUE );
-
- if (intel->ctx.Mesa_DXTn) {
- _mesa_enable_extension( ctx, "GL_EXT_texture_compression_s3tc" );
- _mesa_enable_extension( ctx, "GL_S3_s3tc" );
- }
- else if (driQueryOptionb (&intel->optionCache, "force_s3tc_enable")) {
- _mesa_enable_extension( ctx, "GL_EXT_texture_compression_s3tc" );
- }
-
-/* driInitTextureObjects( ctx, & intel->swapped, */
-/* DRI_TEXMGR_DO_TEXTURE_1D | */
-/* DRI_TEXMGR_DO_TEXTURE_2D | */
-/* DRI_TEXMGR_DO_TEXTURE_RECT ); */
-
-
- intelInitBatchBuffer(&intel->ctx);
- intel->prim.flush = intel_emit_invarient_state;
- intel->prim.primitive = ~0;
-
-
-#if DO_DEBUG
- INTEL_DEBUG = driParseDebugString( getenv( "INTEL_DEBUG" ),
- debug_control );
- INTEL_DEBUG |= driParseDebugString( getenv( "INTEL_DEBUG" ),
- debug_control );
-#endif
-
-#ifndef VERBOSE
- if (getenv("INTEL_VERBOSE"))
- VERBOSE=1;
-#endif
-
- if (getenv("INTEL_NO_RAST") ||
- getenv("INTEL_NO_RAST")) {
- fprintf(stderr, "disabling 3D rasterization\n");
- FALLBACK(intel, INTEL_FALLBACK_USER, 1);
- }
-
- return GL_TRUE;
-}
-
-void intelDestroyContext(__DRIcontextPrivate *driContextPriv)
-{
- intelContextPtr intel = (intelContextPtr) driContextPriv->driverPrivate;
-
- assert(intel); /* should never be null */
- if (intel) {
- GLboolean release_texture_heaps;
-
- INTEL_FIREVERTICES( intel );
-
- intel->vtbl.destroy( intel );
-
- release_texture_heaps = (intel->ctx.Shared->RefCount == 1);
- _swsetup_DestroyContext (&intel->ctx);
- _tnl_DestroyContext (&intel->ctx);
- _vbo_DestroyContext (&intel->ctx);
-
- _swrast_DestroyContext (&intel->ctx);
- intel->Fallback = 0; /* don't call _swrast_Flush later */
-
- intelDestroyBatchBuffer(&intel->ctx);
-
-
- if ( release_texture_heaps ) {
- /* This share group is about to go away, free our private
- * texture object data.
- */
- int i;
-
- for ( i = 0 ; i < intel->nr_heaps ; i++ ) {
- driDestroyTextureHeap( intel->texture_heaps[ i ] );
- intel->texture_heaps[ i ] = NULL;
- }
-
- assert( is_empty_list( & intel->swapped ) );
- }
-
- /* free the Mesa context */
- _mesa_destroy_context(&intel->ctx);
- }
-}
-
-void intelSetFrontClipRects( intelContextPtr intel )
-{
- __DRIdrawablePrivate *dPriv = intel->driDrawable;
-
- if (!dPriv) return;
-
- intel->numClipRects = dPriv->numClipRects;
- intel->pClipRects = dPriv->pClipRects;
- intel->drawX = dPriv->x;
- intel->drawY = dPriv->y;
-}
-
-
-void intelSetBackClipRects( intelContextPtr intel )
-{
- __DRIdrawablePrivate *dPriv = intel->driDrawable;
-
- if (!dPriv) return;
-
- if (intel->sarea->pf_enabled == 0 && dPriv->numBackClipRects == 0) {
- intel->numClipRects = dPriv->numClipRects;
- intel->pClipRects = dPriv->pClipRects;
- intel->drawX = dPriv->x;
- intel->drawY = dPriv->y;
- } else {
- intel->numClipRects = dPriv->numBackClipRects;
- intel->pClipRects = dPriv->pBackClipRects;
- intel->drawX = dPriv->backX;
- intel->drawY = dPriv->backY;
-
- if (dPriv->numBackClipRects == 1 &&
- dPriv->x == dPriv->backX &&
- dPriv->y == dPriv->backY) {
-
- /* Repeat the calculation of the back cliprect dimensions here
- * as early versions of dri.a in the Xserver are incorrect. Try
- * very hard not to restrict future versions of dri.a which
- * might eg. allocate truly private back buffers.
- */
- int x1, y1;
- int x2, y2;
-
- x1 = dPriv->x;
- y1 = dPriv->y;
- x2 = dPriv->x + dPriv->w;
- y2 = dPriv->y + dPriv->h;
-
- if (x1 < 0) x1 = 0;
- if (y1 < 0) y1 = 0;
- if (x2 > intel->intelScreen->width) x2 = intel->intelScreen->width;
- if (y2 > intel->intelScreen->height) y2 = intel->intelScreen->height;
-
- if (x1 == dPriv->pBackClipRects[0].x1 &&
- y1 == dPriv->pBackClipRects[0].y1) {
-
- dPriv->pBackClipRects[0].x2 = x2;
- dPriv->pBackClipRects[0].y2 = y2;
- }
- }
- }
-}
-
-
-void intelWindowMoved( intelContextPtr intel )
-{
- __DRIdrawablePrivate *dPriv = intel->driDrawable;
- GLframebuffer *drawFb = (GLframebuffer *) dPriv->driverPrivate;
-
- if (!intel->ctx.DrawBuffer) {
- intelSetFrontClipRects( intel );
- }
- else {
- driUpdateFramebufferSize(&intel->ctx, dPriv);
- switch (drawFb->_ColorDrawBufferMask[0]) {
- case BUFFER_BIT_FRONT_LEFT:
- intelSetFrontClipRects( intel );
- break;
- case BUFFER_BIT_BACK_LEFT:
- intelSetBackClipRects( intel );
- break;
- default:
- /* glDrawBuffer(GL_NONE or GL_FRONT_AND_BACK): software fallback */
- intelSetFrontClipRects( intel );
- }
- }
-
- if (drawFb->Width != dPriv->w || drawFb->Height != dPriv->h) {
- /* update Mesa's notion of framebuffer/window size */
- _mesa_resize_framebuffer(&intel->ctx, drawFb, dPriv->w, dPriv->h);
- drawFb->Initialized = GL_TRUE; /* XXX remove someday */
- }
-
- /* Set state we know depends on drawable parameters:
- */
- {
- GLcontext *ctx = &intel->ctx;
-
- if (intel->intelScreen->driScrnPriv->ddxMinor >= 7) {
- drmI830Sarea *sarea = intel->sarea;
- drm_clip_rect_t drw_rect = { .x1 = dPriv->x, .x2 = dPriv->x + dPriv->w,
- .y1 = dPriv->y, .y2 = dPriv->y + dPriv->h };
- drm_clip_rect_t planeA_rect = { .x1 = sarea->planeA_x,
- .x2 = sarea->planeA_x + sarea->planeA_w,
- .y1 = sarea->planeA_y,
- .y2 = sarea->planeA_y + sarea->planeA_h };
- drm_clip_rect_t planeB_rect = { .x1 = sarea->planeB_x,
- .x2 = sarea->planeB_x + sarea->planeB_w,
- .y1 = sarea->planeB_y,
- .y2 = sarea->planeB_y + sarea->planeB_h };
- GLint areaA = driIntersectArea( drw_rect, planeA_rect );
- GLint areaB = driIntersectArea( drw_rect, planeB_rect );
- GLuint flags = intel->vblank_flags;
-
- if (areaB > areaA || (areaA == areaB && areaB > 0)) {
- flags = intel->vblank_flags | VBLANK_FLAG_SECONDARY;
- } else {
- flags = intel->vblank_flags & ~VBLANK_FLAG_SECONDARY;
- }
-
- if (flags != intel->vblank_flags) {
- intel->vblank_flags = flags;
- driGetCurrentVBlank(dPriv, intel->vblank_flags, &intel->vbl_seq);
- }
- } else {
- intel->vblank_flags &= ~VBLANK_FLAG_SECONDARY;
- }
-
- ctx->Driver.Scissor( ctx, ctx->Scissor.X, ctx->Scissor.Y,
- ctx->Scissor.Width, ctx->Scissor.Height );
-
- ctx->Driver.DepthRange( ctx,
- ctx->Viewport.Near,
- ctx->Viewport.Far );
- }
-}
-
-GLboolean intelUnbindContext(__DRIcontextPrivate *driContextPriv)
-{
- return GL_TRUE;
-}
-
-GLboolean intelMakeCurrent(__DRIcontextPrivate *driContextPriv,
- __DRIdrawablePrivate *driDrawPriv,
- __DRIdrawablePrivate *driReadPriv)
-{
-
- if (driContextPriv) {
- intelContextPtr intel = (intelContextPtr) driContextPriv->driverPrivate;
-
- if ( intel->driDrawable != driDrawPriv ) {
- /* Shouldn't the readbuffer be stored also? */
- driDrawableInitVBlank( driDrawPriv, intel->vblank_flags,
- &intel->vbl_seq );
-
- intel->driDrawable = driDrawPriv;
- intelWindowMoved( intel );
- }
-
- _mesa_make_current(&intel->ctx,
- (GLframebuffer *) driDrawPriv->driverPrivate,
- (GLframebuffer *) driReadPriv->driverPrivate);
-
- intel->ctx.Driver.DrawBuffer( &intel->ctx, intel->ctx.Color.DrawBuffer[0] );
- } else {
- _mesa_make_current(NULL, NULL, NULL);
- }
-
- return GL_TRUE;
-}
-
-/**
- * Use the information in the sarea to update the screen parameters
- * related to screen rotation.
- */
-static void
-intelUpdateScreenRotation(intelContextPtr intel,
- __DRIscreenPrivate *sPriv,
- drmI830Sarea *sarea)
-{
- intelScreenPrivate *intelScreen = (intelScreenPrivate *)sPriv->private;
- intelRegion *colorBuf;
-
- intelUnmapScreenRegions(intelScreen);
-
- intelUpdateScreenFromSAREA(intelScreen, sarea);
-
- /* update the current hw offsets for the color and depth buffers */
- if (intel->ctx.DrawBuffer->_ColorDrawBufferMask[0] == BUFFER_BIT_BACK_LEFT)
- colorBuf = &intelScreen->back;
- else
- colorBuf = &intelScreen->front;
- intel->vtbl.update_color_z_regions(intel, colorBuf, &intelScreen->depth);
-
- if (!intelMapScreenRegions(sPriv)) {
- fprintf(stderr, "ERROR Remapping screen regions!!!\n");
- }
-}
-
-void intelGetLock( intelContextPtr intel, GLuint flags )
-{
- __DRIdrawablePrivate *dPriv = intel->driDrawable;
- __DRIscreenPrivate *sPriv = intel->driScreen;
- intelScreenPrivate *intelScreen = (intelScreenPrivate *)sPriv->private;
- drmI830Sarea * sarea = intel->sarea;
- unsigned i;
-
- drmGetLock(intel->driFd, intel->hHWContext, flags);
-
- /* If the window moved, may need to set a new cliprect now.
- *
- * NOTE: This releases and regains the hw lock, so all state
- * checking must be done *after* this call:
- */
- if (dPriv)
- DRI_VALIDATE_DRAWABLE_INFO(sPriv, dPriv);
-
- if (dPriv && intel->lastStamp != dPriv->lastStamp) {
- intelWindowMoved( intel );
- intel->lastStamp = dPriv->lastStamp;
- }
-
- /* If we lost context, need to dump all registers to hardware.
- * Note that we don't care about 2d contexts, even if they perform
- * accelerated commands, so the DRI locking in the X server is even
- * more broken than usual.
- */
-
- if (sarea->width != intelScreen->width ||
- sarea->height != intelScreen->height ||
- sarea->rotation != intelScreen->current_rotation) {
- intelUpdateScreenRotation(intel, sPriv, sarea);
-
- /* This will drop the outstanding batchbuffer on the floor */
- intel->batch.ptr -= (intel->batch.size - intel->batch.space);
- intel->batch.space = intel->batch.size;
- /* lose all primitives */
- intel->prim.primitive = ~0;
- intel->prim.start_ptr = 0;
- intel->prim.flush = 0;
- intel->vtbl.lost_hardware( intel );
-
- intel->lastStamp = 0; /* force window update */
-
- /* Release batch buffer
- */
- intelDestroyBatchBuffer(&intel->ctx);
- intelInitBatchBuffer(&intel->ctx);
- intel->prim.flush = intel_emit_invarient_state;
-
- /* Still need to reset the global LRU?
- */
- intel_driReinitTextureHeap( intel->texture_heaps[0], intel->intelScreen->tex.size );
- }
-
- /* Shared texture managment - if another client has played with
- * texture space, figure out which if any of our textures have been
- * ejected, and update our global LRU.
- */
- for ( i = 0 ; i < intel->nr_heaps ; i++ ) {
- DRI_AGE_TEXTURES( intel->texture_heaps[ i ] );
- }
-}
-
-
-void intelSwapBuffers( __DRIdrawablePrivate *dPriv )
-{
- if (dPriv->driContextPriv && dPriv->driContextPriv->driverPrivate) {
- intelContextPtr intel;
- GLcontext *ctx;
- intel = (intelContextPtr) dPriv->driContextPriv->driverPrivate;
- ctx = &intel->ctx;
- if (ctx->Visual.doubleBufferMode) {
- intelScreenPrivate *screen = intel->intelScreen;
- _mesa_notifySwapBuffers( ctx ); /* flush pending rendering comands */
- if ( 0 /*intel->doPageFlip*/ ) { /* doPageFlip is never set !!! */
- intelPageFlip( dPriv );
- } else {
- intelCopyBuffer( dPriv, NULL );
- }
- if (screen->current_rotation != 0) {
- intelRotateWindow(intel, dPriv, BUFFER_BIT_FRONT_LEFT);
- }
- }
- } else {
- /* XXX this shouldn't be an error but we can't handle it for now */
- fprintf(stderr, "%s: drawable has no context!\n", __FUNCTION__);
- }
-}
-
-void intelCopySubBuffer( __DRIdrawablePrivate *dPriv,
- int x, int y, int w, int h )
-{
- if (dPriv->driContextPriv && dPriv->driContextPriv->driverPrivate) {
- intelContextPtr intel;
- GLcontext *ctx;
- intel = (intelContextPtr) dPriv->driContextPriv->driverPrivate;
- ctx = &intel->ctx;
- if (ctx->Visual.doubleBufferMode) {
- drm_clip_rect_t rect;
- rect.x1 = x + dPriv->x;
- rect.y1 = (dPriv->h - y - h) + dPriv->y;
- rect.x2 = rect.x1 + w;
- rect.y2 = rect.y1 + h;
- _mesa_notifySwapBuffers( ctx ); /* flush pending rendering comands */
- intelCopyBuffer( dPriv, &rect );
- }
- } else {
- /* XXX this shouldn't be an error but we can't handle it for now */
- fprintf(stderr, "%s: drawable has no context!\n", __FUNCTION__);
- }
-}
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#ifndef INTELCONTEXT_INC
-#define INTELCONTEXT_INC
-
-
-
-#include "mtypes.h"
-#include "drm.h"
-#include "mm.h"
-#include "texmem.h"
-#include "vblank.h"
-
-#include "intel_screen.h"
-#include "i915_drm.h"
-#include "i830_common.h"
-#include "tnl/t_vertex.h"
-
-#define TAG(x) intel##x
-#include "tnl_dd/t_dd_vertex.h"
-#undef TAG
-
-#define DV_PF_555 (1<<8)
-#define DV_PF_565 (2<<8)
-#define DV_PF_8888 (3<<8)
-
-#define INTEL_CONTEXT(ctx) ((intelContextPtr)(ctx))
-
-typedef struct intel_context intelContext;
-typedef struct intel_context *intelContextPtr;
-typedef struct intel_texture_object *intelTextureObjectPtr;
-
-typedef void (*intel_tri_func)(intelContextPtr, intelVertex *, intelVertex *,
- intelVertex *);
-typedef void (*intel_line_func)(intelContextPtr, intelVertex *, intelVertex *);
-typedef void (*intel_point_func)(intelContextPtr, intelVertex *);
-
-#define INTEL_FALLBACK_DRAW_BUFFER 0x1
-#define INTEL_FALLBACK_READ_BUFFER 0x2
-#define INTEL_FALLBACK_USER 0x4
-#define INTEL_FALLBACK_NO_BATCHBUFFER 0x8
-#define INTEL_FALLBACK_NO_TEXMEM 0x10
-#define INTEL_FALLBACK_RENDERMODE 0x20
-
-extern void intelFallback( intelContextPtr intel, GLuint bit, GLboolean mode );
-#define FALLBACK( intel, bit, mode ) intelFallback( intel, bit, mode )
-
-
-#define INTEL_TEX_MAXLEVELS 10
-
-
-struct intel_texture_object
-{
- driTextureObject base; /* the parent class */
-
- GLuint texelBytes;
- GLuint age;
- GLuint Pitch;
- GLuint Height;
- GLuint TextureOffset;
- GLubyte *BufAddr;
-
- GLuint min_level;
- GLuint max_level;
- GLuint depth_pitch;
-
- struct {
- const struct gl_texture_image *image;
- GLuint offset; /* into BufAddr */
- GLuint height;
- GLuint internalFormat;
- } image[6][INTEL_TEX_MAXLEVELS];
-
- GLuint dirty;
- GLuint firstLevel,lastLevel;
-};
-
-
-struct intel_context
-{
- GLcontext ctx; /* the parent class */
-
- struct {
- void (*destroy)( intelContextPtr intel );
- void (*emit_state)( intelContextPtr intel );
- void (*lost_hardware)( intelContextPtr intel );
- void (*update_texture_state)( intelContextPtr intel );
-
- void (*render_start)( intelContextPtr intel );
- void (*render_prevalidate) (struct intel_context * intel);
- void (*set_color_region)( intelContextPtr intel, const intelRegion *reg );
- void (*set_z_region)( intelContextPtr intel, const intelRegion *reg );
- void (*update_color_z_regions)(intelContextPtr intel,
- const intelRegion *colorRegion,
- const intelRegion *depthRegion);
- void (*emit_flush)( intelContextPtr intel );
- void (*reduced_primitive_state)( intelContextPtr intel, GLenum rprim );
-
- GLboolean (*check_vertex_size)( intelContextPtr intel, GLuint expected );
-
- void (*clear_with_tris)( intelContextPtr intel, GLbitfield mask,
- GLboolean all,
- GLint cx, GLint cy, GLint cw, GLint ch);
-
- void (*rotate_window)( intelContextPtr intel,
- __DRIdrawablePrivate *dPriv, GLuint srcBuf);
-
- intelTextureObjectPtr (*alloc_tex_obj)( struct gl_texture_object *tObj );
-
- } vtbl;
-
- GLint refcount;
- GLuint Fallback;
- GLuint NewGLState;
-
- struct {
- GLuint start_offset;
- GLint size;
- GLint space;
- GLubyte *ptr;
- GLuint counter;
- GLuint last_emit_state;
- GLboolean contains_geometry;
- const char *func;
- GLuint last_swap;
- } batch;
-
- struct {
- void *ptr;
- GLint size;
- GLuint offset;
- GLuint active_buf;
- GLuint irq_emitted;
- } alloc;
-
- struct {
- GLuint primitive;
- GLubyte *start_ptr;
- void (*flush)( GLcontext * );
- } prim;
-
- GLboolean locked;
-
- GLubyte clear_red;
- GLubyte clear_green;
- GLubyte clear_blue;
- GLubyte clear_alpha;
- GLuint ClearColor;
- GLuint ClearDepth;
-
- GLuint coloroffset;
- GLuint specoffset;
-
- /* Support for duplicating XYZW as WPOS parameter (crutch for I915).
- */
- GLuint wpos_offset;
- GLuint wpos_size;
-
- struct tnl_attr_map vertex_attrs[VERT_ATTRIB_MAX];
- GLuint vertex_attr_count;
-
- GLfloat depth_scale;
- GLfloat polygon_offset_scale; /* dependent on depth_scale, bpp */
- GLuint depth_clear_mask;
- GLuint stencil_clear_mask;
-
- GLboolean hw_stencil;
- GLboolean hw_stipple;
-
- /* Texture object bookkeeping
- */
- GLuint nr_heaps;
- driTexHeap * texture_heaps[1];
- driTextureObject swapped;
- GLuint lastStamp;
-
- struct intel_texture_object *CurrentTexObj[MAX_TEXTURE_UNITS];
-
- /* State for intelvb.c and inteltris.c.
- */
- GLuint RenderIndex;
- GLmatrix ViewportMatrix;
- GLenum render_primitive;
- GLenum reduced_primitive;
- GLuint vertex_size;
- unsigned char *verts; /* points to tnl->clipspace.vertex_buf */
-
-
- /* Fallback rasterization functions
- */
- intel_point_func draw_point;
- intel_line_func draw_line;
- intel_tri_func draw_tri;
-
- /* Drawing buffer state
- */
- intelRegion *drawRegion; /* current drawing buffer */
- intelRegion *readRegion; /* current reading buffer */
-
- int drawX; /* origin of drawable in draw buffer */
- int drawY;
- GLuint numClipRects; /* cliprects for that buffer */
- drm_clip_rect_t *pClipRects;
-
- int dirtyAge;
- int perf_boxes;
-
- GLuint do_usleeps;
- int do_irqs;
- GLuint irqsEmitted;
- drm_i915_irq_wait_t iw;
-
- GLboolean scissor;
- drm_clip_rect_t draw_rect;
- drm_clip_rect_t scissor_rect;
-
- drm_context_t hHWContext;
- drmLock *driHwLock;
- int driFd;
-
- __DRIdrawablePrivate *driDrawable;
- __DRIscreenPrivate *driScreen;
- intelScreenPrivate *intelScreen;
- drmI830Sarea *sarea;
-
- /**
- * Configuration cache
- */
- driOptionCache optionCache;
-
- /* VBI
- */
- GLuint vbl_seq;
- GLuint vblank_flags;
-
- int64_t swap_ust;
- int64_t swap_missed_ust;
-
- GLuint swap_count;
- GLuint swap_missed_count;
-
- GLuint swap_scheduled;
-};
-
-
-#define DEBUG_LOCKING 1
-
-#if DEBUG_LOCKING
-extern char *prevLockFile;
-extern int prevLockLine;
-
-#define DEBUG_LOCK() \
- do { \
- prevLockFile = (__FILE__); \
- prevLockLine = (__LINE__); \
- } while (0)
-
-#define DEBUG_RESET() \
- do { \
- prevLockFile = 0; \
- prevLockLine = 0; \
- } while (0)
-
-/* Slightly less broken way of detecting recursive locking in a
- * threaded environment. The right way to do this would be to make
- * prevLockFile, prevLockLine thread-local.
- *
- * This technique instead checks to see if the same context is
- * requesting the lock twice -- this will not catch application
- * breakages where the same context is active in two different threads
- * at once, but it will catch driver breakages (recursive locking) in
- * threaded apps.
- */
-#define DEBUG_CHECK_LOCK() \
- do { \
- if ( *((volatile int *)intel->driHwLock) == \
- (DRM_LOCK_HELD | intel->hHWContext) ) { \
- fprintf( stderr, \
- "LOCK SET!\n\tPrevious %s:%d\n\tCurrent: %s:%d\n", \
- prevLockFile, prevLockLine, __FILE__, __LINE__ ); \
- abort(); \
- } \
- } while (0)
-
-#else
-
-#define DEBUG_LOCK()
-#define DEBUG_RESET()
-#define DEBUG_CHECK_LOCK()
-
-#endif
-
-
-
-
-/* Lock the hardware and validate our state.
- */
-#define LOCK_HARDWARE( intel ) \
-do { \
- char __ret=0; \
- DEBUG_CHECK_LOCK(); \
- assert(!(intel)->locked); \
- if ((intel)->swap_scheduled) { \
- drmVBlank vbl; \
- vbl.request.type = DRM_VBLANK_ABSOLUTE; \
- if ((intel)->vblank_flags & \
- VBLANK_FLAG_SECONDARY) { \
- vbl.request.type |= DRM_VBLANK_SECONDARY; \
- } \
- vbl.request.sequence = (intel)->vbl_seq; \
- drmWaitVBlank((intel)->driFd, &vbl); \
- (intel)->swap_scheduled = 0; \
- } \
- DRM_CAS((intel)->driHwLock, (intel)->hHWContext, \
- (DRM_LOCK_HELD|(intel)->hHWContext), __ret); \
- if (__ret) \
- intelGetLock( (intel), 0 ); \
- DEBUG_LOCK(); \
- (intel)->locked = 1; \
-}while (0)
-
-
- /* Unlock the hardware using the global current context
- */
-#define UNLOCK_HARDWARE(intel) \
-do { \
- intel->locked = 0; \
- if (0) { \
- intel->perf_boxes |= intel->sarea->perf_boxes; \
- intel->sarea->perf_boxes = 0; \
- } \
- DRM_UNLOCK((intel)->driFd, (intel)->driHwLock, (intel)->hHWContext); \
- DEBUG_RESET(); \
-} while (0)
-
-
-#define SUBPIXEL_X 0.125
-#define SUBPIXEL_Y 0.125
-
-#define INTEL_FIREVERTICES(intel) \
-do { \
- if ((intel)->prim.flush) \
- (intel)->prim.flush(&(intel)->ctx); \
-} while (0)
-
-/* ================================================================
- * Color packing:
- */
-
-#define INTEL_PACKCOLOR4444(r,g,b,a) \
- ((((a) & 0xf0) << 8) | (((r) & 0xf0) << 4) | ((g) & 0xf0) | ((b) >> 4))
-
-#define INTEL_PACKCOLOR1555(r,g,b,a) \
- ((((r) & 0xf8) << 7) | (((g) & 0xf8) << 2) | (((b) & 0xf8) >> 3) | \
- ((a) ? 0x8000 : 0))
-
-#define INTEL_PACKCOLOR565(r,g,b) \
- ((((r) & 0xf8) << 8) | (((g) & 0xfc) << 3) | (((b) & 0xf8) >> 3))
-
-#define INTEL_PACKCOLOR8888(r,g,b,a) \
- ((a<<24) | (r<<16) | (g<<8) | b)
-
-
-#define INTEL_PACKCOLOR(format, r, g, b, a) \
-(format == DV_PF_555 ? INTEL_PACKCOLOR1555(r,g,b,a) : \
- (format == DV_PF_565 ? INTEL_PACKCOLOR565(r,g,b) : \
- (format == DV_PF_8888 ? INTEL_PACKCOLOR8888(r,g,b,a) : \
- 0)))
-
-
-
-/* ================================================================
- * From linux kernel i386 header files, copes with odd sizes better
- * than COPY_DWORDS would:
- */
-#if defined(i386) || defined(__i386__)
-static __inline__ void * __memcpy(void * to, const void * from, size_t n)
-{
- int d0, d1, d2;
- __asm__ __volatile__(
- "rep ; movsl\n\t"
- "testb $2,%b4\n\t"
- "je 1f\n\t"
- "movsw\n"
- "1:\ttestb $1,%b4\n\t"
- "je 2f\n\t"
- "movsb\n"
- "2:"
- : "=&c" (d0), "=&D" (d1), "=&S" (d2)
- :"0" (n/4), "q" (n),"1" ((long) to),"2" ((long) from)
- : "memory");
- return (to);
-}
-#else
-#define __memcpy(a,b,c) memcpy(a,b,c)
-#endif
-
-
-
-/* ================================================================
- * Debugging:
- */
-#define DO_DEBUG 1
-#if DO_DEBUG
-extern int INTEL_DEBUG;
-#else
-#define INTEL_DEBUG 0
-#endif
-
-#define DEBUG_TEXTURE 0x1
-#define DEBUG_STATE 0x2
-#define DEBUG_IOCTL 0x4
-#define DEBUG_PRIMS 0x8
-#define DEBUG_VERTS 0x10
-#define DEBUG_FALLBACKS 0x20
-#define DEBUG_VERBOSE 0x40
-#define DEBUG_DRI 0x80
-#define DEBUG_DMA 0x100
-#define DEBUG_SANITY 0x200
-#define DEBUG_SYNC 0x400
-#define DEBUG_SLEEP 0x800
-#define DEBUG_PIXEL 0x1000
-
-
-#define PCI_CHIP_845_G 0x2562
-#define PCI_CHIP_I830_M 0x3577
-#define PCI_CHIP_I855_GM 0x3582
-#define PCI_CHIP_I865_G 0x2572
-#define PCI_CHIP_I915_G 0x2582
-#define PCI_CHIP_I915_GM 0x2592
-#define PCI_CHIP_I945_G 0x2772
-#define PCI_CHIP_I945_GM 0x27A2
-#define PCI_CHIP_I945_GME 0x27AE
-#define PCI_CHIP_G33_G 0x29C2
-#define PCI_CHIP_Q35_G 0x29B2
-#define PCI_CHIP_Q33_G 0x29D2
-
-
-/* ================================================================
- * intel_context.c:
- */
-
-extern void intelInitDriverFunctions( struct dd_function_table *functions );
-
-extern GLboolean intelInitContext( intelContextPtr intel,
- const __GLcontextModes *mesaVis,
- __DRIcontextPrivate *driContextPriv,
- void *sharedContextPrivate,
- struct dd_function_table *functions );
-
-extern void intelGetLock(intelContextPtr intel, GLuint flags);
-extern void intelSetBackClipRects(intelContextPtr intel);
-extern void intelSetFrontClipRects(intelContextPtr intel);
-extern void intelWindowMoved( intelContextPtr intel );
-
-extern const GLubyte *intelGetString( GLcontext *ctx, GLenum name );
-
-
-/* ================================================================
- * intel_state.c:
- */
-extern void intelInitStateFuncs( struct dd_function_table *functions );
-
-#define COMPAREFUNC_ALWAYS 0
-#define COMPAREFUNC_NEVER 0x1
-#define COMPAREFUNC_LESS 0x2
-#define COMPAREFUNC_EQUAL 0x3
-#define COMPAREFUNC_LEQUAL 0x4
-#define COMPAREFUNC_GREATER 0x5
-#define COMPAREFUNC_NOTEQUAL 0x6
-#define COMPAREFUNC_GEQUAL 0x7
-
-#define STENCILOP_KEEP 0
-#define STENCILOP_ZERO 0x1
-#define STENCILOP_REPLACE 0x2
-#define STENCILOP_INCRSAT 0x3
-#define STENCILOP_DECRSAT 0x4
-#define STENCILOP_INCR 0x5
-#define STENCILOP_DECR 0x6
-#define STENCILOP_INVERT 0x7
-
-#define LOGICOP_CLEAR 0
-#define LOGICOP_NOR 0x1
-#define LOGICOP_AND_INV 0x2
-#define LOGICOP_COPY_INV 0x3
-#define LOGICOP_AND_RVRSE 0x4
-#define LOGICOP_INV 0x5
-#define LOGICOP_XOR 0x6
-#define LOGICOP_NAND 0x7
-#define LOGICOP_AND 0x8
-#define LOGICOP_EQUIV 0x9
-#define LOGICOP_NOOP 0xa
-#define LOGICOP_OR_INV 0xb
-#define LOGICOP_COPY 0xc
-#define LOGICOP_OR_RVRSE 0xd
-#define LOGICOP_OR 0xe
-#define LOGICOP_SET 0xf
-
-#define BLENDFACT_ZERO 0x01
-#define BLENDFACT_ONE 0x02
-#define BLENDFACT_SRC_COLR 0x03
-#define BLENDFACT_INV_SRC_COLR 0x04
-#define BLENDFACT_SRC_ALPHA 0x05
-#define BLENDFACT_INV_SRC_ALPHA 0x06
-#define BLENDFACT_DST_ALPHA 0x07
-#define BLENDFACT_INV_DST_ALPHA 0x08
-#define BLENDFACT_DST_COLR 0x09
-#define BLENDFACT_INV_DST_COLR 0x0a
-#define BLENDFACT_SRC_ALPHA_SATURATE 0x0b
-#define BLENDFACT_CONST_COLOR 0x0c
-#define BLENDFACT_INV_CONST_COLOR 0x0d
-#define BLENDFACT_CONST_ALPHA 0x0e
-#define BLENDFACT_INV_CONST_ALPHA 0x0f
-#define BLENDFACT_MASK 0x0f
-
-
-extern int intel_translate_compare_func( GLenum func );
-extern int intel_translate_stencil_op( GLenum op );
-extern int intel_translate_blend_factor( GLenum factor );
-extern int intel_translate_logic_op( GLenum opcode );
-
-
-/* ================================================================
- * intel_ioctl.c:
- */
-extern void intel_dump_batchbuffer( long offset,
- int *ptr,
- int count );
-
-
-/* ================================================================
- * intel_pixel.c:
- */
-extern void intelInitPixelFuncs( struct dd_function_table *functions );
-
-
-
-#endif
-
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-
-#include <stdio.h>
-#include <unistd.h>
-#include <errno.h>
-#include <sched.h>
-
-#include "mtypes.h"
-#include "context.h"
-#include "swrast/swrast.h"
-
-#include "intel_context.h"
-#include "intel_ioctl.h"
-#include "intel_batchbuffer.h"
-#include "drm.h"
-
-u_int32_t intelGetLastFrame (intelContextPtr intel)
-{
- int ret;
- u_int32_t frame;
- drm_i915_getparam_t gp;
-
- gp.param = I915_PARAM_LAST_DISPATCH;
- gp.value = (int *)&frame;
- ret = drmCommandWriteRead( intel->driFd, DRM_I915_GETPARAM,
- &gp, sizeof(gp) );
- return frame;
-}
-
-/**
- * Emits a marker in the command stream, numbered from 0x00000001 to
- * 0x7fffffff.
- */
-int intelEmitIrqLocked( intelContextPtr intel )
-{
- drmI830IrqEmit ie;
- int ret, seq;
-
- assert(((*(int *)intel->driHwLock) & ~DRM_LOCK_CONT) ==
- (DRM_LOCK_HELD|intel->hHWContext));
-
- /* Valgrind can't tell that the kernel will have copyout()ed onto this
- * value, so initialize it now to prevent false positives.
- */
- seq = 0;
- ie.irq_seq = &seq;
-
- ret = drmCommandWriteRead( intel->driFd, DRM_I830_IRQ_EMIT,
- &ie, sizeof(ie) );
- if ( ret ) {
- fprintf( stderr, "%s: drmI830IrqEmit: %d\n", __FUNCTION__, ret );
- exit(1);
- }
-
- if (0)
- fprintf(stderr, "%s --> %d\n", __FUNCTION__, seq );
-
- return seq;
-}
-
-/** Blocks on a marker returned by intelEitIrqLocked(). */
-void intelWaitIrq( intelContextPtr intel, int seq )
-{
- int ret;
-
- if (0)
- fprintf(stderr, "%s %d\n", __FUNCTION__, seq );
-
- intel->iw.irq_seq = seq;
-
- do {
- ret = drmCommandWrite( intel->driFd, DRM_I830_IRQ_WAIT, &intel->iw, sizeof(intel->iw) );
- } while (ret == -EAGAIN || ret == -EINTR);
-
- if ( ret ) {
- fprintf( stderr, "%s: drmI830IrqWait: %d\n", __FUNCTION__, ret );
- if (0)
- intel_dump_batchbuffer( intel->alloc.offset,
- intel->alloc.ptr,
- intel->alloc.size );
- exit(1);
- }
-}
-
-
-
-static void age_intel( intelContextPtr intel, int age )
-{
- GLuint i;
-
- for (i = 0 ; i < MAX_TEXTURE_UNITS ; i++)
- if (intel->CurrentTexObj[i])
- intel->CurrentTexObj[i]->age = age;
-}
-
-void intel_dump_batchbuffer( long offset,
- int *ptr,
- int count )
-{
- int i;
- fprintf(stderr, "\n\n\nSTART BATCH (%d dwords):\n", count);
- for (i = 0; i < count/4; i += 4)
- fprintf(stderr, "\t0x%x: 0x%08x 0x%08x 0x%08x 0x%08x\n",
- (unsigned int)offset + i*4, ptr[i], ptr[i+1], ptr[i+2], ptr[i+3]);
- fprintf(stderr, "END BATCH\n\n\n");
-}
-
-void intelRefillBatchLocked( intelContextPtr intel, GLboolean allow_unlock )
-{
- GLuint last_irq = intel->alloc.irq_emitted;
- GLuint half = intel->alloc.size / 2;
- GLuint buf = (intel->alloc.active_buf ^= 1);
-
- intel->alloc.irq_emitted = intelEmitIrqLocked( intel );
-
- if (last_irq) {
- if (allow_unlock) UNLOCK_HARDWARE( intel );
- intelWaitIrq( intel, last_irq );
- if (allow_unlock) LOCK_HARDWARE( intel );
- }
-
- if (0)
- fprintf(stderr, "%s: now using half %d\n", __FUNCTION__, buf);
-
- intel->batch.start_offset = intel->alloc.offset + buf * half;
- intel->batch.ptr = (unsigned char *)intel->alloc.ptr + buf * half;
- intel->batch.size = half - 8;
- intel->batch.space = half - 8;
- assert(intel->batch.space >= 0);
-}
-
-#define MI_BATCH_BUFFER_END (0xA<<23)
-
-
-void intelFlushBatchLocked( intelContextPtr intel,
- GLboolean ignore_cliprects,
- GLboolean refill,
- GLboolean allow_unlock)
-{
- drmI830BatchBuffer batch;
-
- assert(intel->locked);
-
- if (0)
- fprintf(stderr, "%s used %d of %d offset %x..%x refill %d (started in %s)\n",
- __FUNCTION__,
- (intel->batch.size - intel->batch.space),
- intel->batch.size,
- intel->batch.start_offset,
- intel->batch.start_offset +
- (intel->batch.size - intel->batch.space),
- refill,
- intel->batch.func);
-
- /* Throw away non-effective packets. Won't work once we have
- * hardware contexts which would preserve statechanges beyond a
- * single buffer.
- */
- if (intel->numClipRects == 0 && !ignore_cliprects) {
-
- /* Without this yeild, an application with no cliprects can hog
- * the hardware. Without unlocking, the effect is much worse -
- * effectively a lock-out of other contexts.
- */
- if (allow_unlock) {
- UNLOCK_HARDWARE( intel );
- sched_yield();
- LOCK_HARDWARE( intel );
- }
-
- /* Note that any state thought to have been emitted actually
- * hasn't:
- */
- intel->batch.ptr -= (intel->batch.size - intel->batch.space);
- intel->batch.space = intel->batch.size;
- intel->vtbl.lost_hardware( intel );
- }
-
- if (intel->batch.space != intel->batch.size) {
-
- if (intel->sarea->ctxOwner != intel->hHWContext) {
- intel->perf_boxes |= I830_BOX_LOST_CONTEXT;
- intel->sarea->ctxOwner = intel->hHWContext;
- }
-
- batch.start = intel->batch.start_offset;
- batch.used = intel->batch.size - intel->batch.space;
- batch.cliprects = intel->pClipRects;
- batch.num_cliprects = ignore_cliprects ? 0 : intel->numClipRects;
- batch.DR1 = 0;
- batch.DR4 = ((((GLuint)intel->drawX) & 0xffff) |
- (((GLuint)intel->drawY) << 16));
-
- if (intel->alloc.offset) {
- if ((batch.used & 0x4) == 0) {
- ((int *)intel->batch.ptr)[0] = 0;
- ((int *)intel->batch.ptr)[1] = MI_BATCH_BUFFER_END;
- batch.used += 0x8;
- intel->batch.ptr += 0x8;
- }
- else {
- ((int *)intel->batch.ptr)[0] = MI_BATCH_BUFFER_END;
- batch.used += 0x4;
- intel->batch.ptr += 0x4;
- }
- }
-
- if (0)
- intel_dump_batchbuffer( batch.start,
- (int *)(intel->batch.ptr - batch.used),
- batch.used );
-
- intel->batch.start_offset += batch.used;
- intel->batch.size -= batch.used;
-
- if (intel->batch.size < 8) {
- refill = GL_TRUE;
- intel->batch.space = intel->batch.size = 0;
- }
- else {
- intel->batch.size -= 8;
- intel->batch.space = intel->batch.size;
- }
-
-
- assert(intel->batch.space >= 0);
- assert(batch.start >= intel->alloc.offset);
- assert(batch.start < intel->alloc.offset + intel->alloc.size);
- assert(batch.start + batch.used > intel->alloc.offset);
- assert(batch.start + batch.used <=
- intel->alloc.offset + intel->alloc.size);
-
-
- if (intel->alloc.offset) {
- if (drmCommandWrite (intel->driFd, DRM_I830_BATCHBUFFER, &batch,
- sizeof(batch))) {
- fprintf(stderr, "DRM_I830_BATCHBUFFER: %d\n", -errno);
- UNLOCK_HARDWARE(intel);
- exit(1);
- }
- } else {
- drmI830CmdBuffer cmd;
- cmd.buf = (char *)intel->alloc.ptr + batch.start;
- cmd.sz = batch.used;
- cmd.DR1 = batch.DR1;
- cmd.DR4 = batch.DR4;
- cmd.num_cliprects = batch.num_cliprects;
- cmd.cliprects = batch.cliprects;
-
- if (drmCommandWrite (intel->driFd, DRM_I830_CMDBUFFER, &cmd,
- sizeof(cmd))) {
- fprintf(stderr, "DRM_I830_CMDBUFFER: %d\n", -errno);
- UNLOCK_HARDWARE(intel);
- exit(1);
- }
- }
-
-
- age_intel(intel, intel->sarea->last_enqueue);
-
- /* FIXME: use hardware contexts to avoid 'losing' hardware after
- * each buffer flush.
- */
- if (intel->batch.contains_geometry)
- assert(intel->batch.last_emit_state == intel->batch.counter);
-
- intel->batch.counter++;
- intel->batch.contains_geometry = 0;
- intel->batch.func = 0;
- intel->vtbl.lost_hardware( intel );
- }
-
- if (refill)
- intelRefillBatchLocked( intel, allow_unlock );
-}
-
-void intelFlushBatch( intelContextPtr intel, GLboolean refill )
-{
- if (intel->locked) {
- intelFlushBatchLocked( intel, GL_FALSE, refill, GL_FALSE );
- }
- else {
- LOCK_HARDWARE(intel);
- intelFlushBatchLocked( intel, GL_FALSE, refill, GL_TRUE );
- UNLOCK_HARDWARE(intel);
- }
-}
-
-
-void intelWaitForIdle( intelContextPtr intel )
-{
- if (0)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- intel->vtbl.emit_flush( intel );
- intelFlushBatch( intel, GL_TRUE );
-
- /* Use an irq to wait for dma idle -- Need to track lost contexts
- * to shortcircuit consecutive calls to this function:
- */
- intelWaitIrq( intel, intel->alloc.irq_emitted );
- intel->alloc.irq_emitted = 0;
-}
-
-
-/**
- * Check if we need to rotate/warp the front color buffer to the
- * rotated screen. We generally need to do this when we get a glFlush
- * or glFinish after drawing to the front color buffer.
- */
-static void
-intelCheckFrontRotate(GLcontext *ctx)
-{
- intelContextPtr intel = INTEL_CONTEXT( ctx );
- if (intel->ctx.DrawBuffer->_ColorDrawBufferMask[0] == BUFFER_BIT_FRONT_LEFT) {
- intelScreenPrivate *screen = intel->intelScreen;
- if (screen->current_rotation != 0) {
- __DRIdrawablePrivate *dPriv = intel->driDrawable;
- intelRotateWindow(intel, dPriv, BUFFER_BIT_FRONT_LEFT);
- }
- }
-}
-
-
-/**
- * NOT directly called via glFlush.
- */
-void intelFlush( GLcontext *ctx )
-{
- intelContextPtr intel = INTEL_CONTEXT( ctx );
-
- if (intel->Fallback)
- _swrast_flush( ctx );
-
- INTEL_FIREVERTICES( intel );
-
- if (intel->batch.size != intel->batch.space)
- intelFlushBatch( intel, GL_FALSE );
-}
-
-
-/**
- * Called via glFlush.
- */
-void intelglFlush( GLcontext *ctx )
-{
- intelFlush(ctx);
- intelCheckFrontRotate(ctx);
-}
-
-
-void intelFinish( GLcontext *ctx )
-{
- intelContextPtr intel = INTEL_CONTEXT( ctx );
- intelFlush( ctx );
- intelWaitForIdle( intel );
- intelCheckFrontRotate(ctx);
-}
-
-
-void intelClear(GLcontext *ctx, GLbitfield mask)
-{
- intelContextPtr intel = INTEL_CONTEXT( ctx );
- const GLuint colorMask = *((GLuint *) &ctx->Color.ColorMask);
- GLbitfield tri_mask = 0;
- GLbitfield blit_mask = 0;
- GLbitfield swrast_mask = 0;
-
- if (0)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- /* Take care of cliprects, which are handled differently for
- * clears, etc.
- */
- intelFlush( &intel->ctx );
-
- if (mask & BUFFER_BIT_FRONT_LEFT) {
- if (colorMask == ~0) {
- blit_mask |= BUFFER_BIT_FRONT_LEFT;
- }
- else {
- tri_mask |= BUFFER_BIT_FRONT_LEFT;
- }
- }
-
- if (mask & BUFFER_BIT_BACK_LEFT) {
- if (colorMask == ~0) {
- blit_mask |= BUFFER_BIT_BACK_LEFT;
- }
- else {
- tri_mask |= BUFFER_BIT_BACK_LEFT;
- }
- }
-
- if (mask & BUFFER_BIT_DEPTH) {
- blit_mask |= BUFFER_BIT_DEPTH;
- }
-
- if (mask & BUFFER_BIT_STENCIL) {
- if (!intel->hw_stencil) {
- swrast_mask |= BUFFER_BIT_STENCIL;
- }
- else if ((ctx->Stencil.WriteMask[0] & 0xff) != 0xff) {
- tri_mask |= BUFFER_BIT_STENCIL;
- }
- else {
- blit_mask |= BUFFER_BIT_STENCIL;
- }
- }
-
- swrast_mask |= (mask & BUFFER_BIT_ACCUM);
-
- if (blit_mask)
- intelClearWithBlit( ctx, blit_mask, 0, 0, 0, 0, 0);
-
- if (tri_mask)
- intel->vtbl.clear_with_tris( intel, tri_mask, 0, 0, 0, 0, 0);
-
- if (swrast_mask)
- _swrast_Clear( ctx, swrast_mask );
-}
-
-
-void
-intelRotateWindow(intelContextPtr intel, __DRIdrawablePrivate *dPriv,
- GLuint srcBuffer)
-{
- if (intel->vtbl.rotate_window) {
- intel->vtbl.rotate_window(intel, dPriv, srcBuffer);
- }
-}
-
-
-void *intelAllocateAGP( intelContextPtr intel, GLsizei size )
-{
- int region_offset;
- drmI830MemAlloc alloc;
- int ret;
-
- if (0)
- fprintf(stderr, "%s: %d bytes\n", __FUNCTION__, size);
-
- alloc.region = I830_MEM_REGION_AGP;
- alloc.alignment = 0;
- alloc.size = size;
- alloc.region_offset = ®ion_offset;
-
- LOCK_HARDWARE(intel);
-
- /* Make sure the global heap is initialized
- */
- if (intel->texture_heaps[0])
- driAgeTextures( intel->texture_heaps[0] );
-
-
- ret = drmCommandWriteRead( intel->driFd,
- DRM_I830_ALLOC,
- &alloc, sizeof(alloc));
-
- if (ret) {
- fprintf(stderr, "%s: DRM_I830_ALLOC ret %d\n", __FUNCTION__, ret);
- UNLOCK_HARDWARE(intel);
- return NULL;
- }
-
- if (0)
- fprintf(stderr, "%s: allocated %d bytes\n", __FUNCTION__, size);
-
- /* Need to propogate this information (agp memory in use) to our
- * local texture lru. The kernel has already updated the global
- * lru. An alternative would have been to allocate memory the
- * usual way and then notify the kernel to pin the allocation.
- */
- if (intel->texture_heaps[0])
- driAgeTextures( intel->texture_heaps[0] );
-
- UNLOCK_HARDWARE(intel);
-
- return (void *)((char *)intel->intelScreen->tex.map + region_offset);
-}
-
-void intelFreeAGP( intelContextPtr intel, void *pointer )
-{
- int region_offset;
- drmI830MemFree memfree;
- int ret;
-
- region_offset = (char *)pointer - (char *)intel->intelScreen->tex.map;
-
- if (region_offset < 0 ||
- region_offset > intel->intelScreen->tex.size) {
- fprintf(stderr, "offset %d outside range 0..%d\n", region_offset,
- intel->intelScreen->tex.size);
- return;
- }
-
- memfree.region = I830_MEM_REGION_AGP;
- memfree.region_offset = region_offset;
-
- ret = drmCommandWrite( intel->driFd,
- DRM_I830_FREE,
- &memfree, sizeof(memfree));
-
- if (ret)
- fprintf(stderr, "%s: DRM_I830_FREE ret %d\n", __FUNCTION__, ret);
-}
-
-/* This version of AllocateMemoryMESA allocates only agp memory, and
- * only does so after the point at which the driver has been
- * initialized.
- *
- * Theoretically a valid context isn't required. However, in this
- * implementation, it is, as I'm using the hardware lock to protect
- * the kernel data structures, and the current context to get the
- * device fd.
- */
-void *intelAllocateMemoryMESA(__DRInativeDisplay *dpy, int scrn,
- GLsizei size, GLfloat readfreq,
- GLfloat writefreq, GLfloat priority)
-{
- GET_CURRENT_CONTEXT(ctx);
-
- if (INTEL_DEBUG & DEBUG_IOCTL)
- fprintf(stderr, "%s sz %d %f/%f/%f\n", __FUNCTION__, size, readfreq,
- writefreq, priority);
-
- if (getenv("INTEL_NO_ALLOC"))
- return NULL;
-
- if (!ctx || INTEL_CONTEXT(ctx) == 0)
- return NULL;
-
- return intelAllocateAGP( INTEL_CONTEXT(ctx), size );
-}
-
-
-/* Called via glXFreeMemoryMESA() */
-void intelFreeMemoryMESA(__DRInativeDisplay *dpy, int scrn, GLvoid *pointer)
-{
- GET_CURRENT_CONTEXT(ctx);
- if (INTEL_DEBUG & DEBUG_IOCTL)
- fprintf(stderr, "%s %p\n", __FUNCTION__, pointer);
-
- if (!ctx || INTEL_CONTEXT(ctx) == 0) {
- fprintf(stderr, "%s: no context\n", __FUNCTION__);
- return;
- }
-
- intelFreeAGP( INTEL_CONTEXT(ctx), pointer );
-}
-
-/* Called via glXGetMemoryOffsetMESA()
- *
- * Returns offset of pointer from the start of agp aperture.
- */
-GLuint intelGetMemoryOffsetMESA(__DRInativeDisplay *dpy, int scrn,
- const GLvoid *pointer)
-{
- GET_CURRENT_CONTEXT(ctx);
- intelContextPtr intel;
-
- if (!ctx || !(intel = INTEL_CONTEXT(ctx)) ) {
- fprintf(stderr, "%s: no context\n", __FUNCTION__);
- return ~0;
- }
-
- if (!intelIsAgpMemory( intel, pointer, 0 ))
- return ~0;
-
- return intelAgpOffsetFromVirtual( intel, pointer );
-}
-
-
-GLboolean intelIsAgpMemory( intelContextPtr intel, const GLvoid *pointer,
- GLint size )
-{
- int offset = (char *)pointer - (char *)intel->intelScreen->tex.map;
- int valid = (size >= 0 &&
- offset >= 0 &&
- offset + size < intel->intelScreen->tex.size);
-
- if (INTEL_DEBUG & DEBUG_IOCTL)
- fprintf(stderr, "intelIsAgpMemory( %p ) : %d\n", pointer, valid );
-
- return valid;
-}
-
-
-GLuint intelAgpOffsetFromVirtual( intelContextPtr intel, const GLvoid *pointer )
-{
- int offset = (char *)pointer - (char *)intel->intelScreen->tex.map;
-
- if (offset < 0 || offset > intel->intelScreen->tex.size)
- return ~0;
- else
- return intel->intelScreen->tex.offset + offset;
-}
-
-
-
-
-
-/* Flip the front & back buffes
- */
-void intelPageFlip( const __DRIdrawablePrivate *dPriv )
-{
-#if 0
- intelContextPtr intel;
- int tmp, ret;
-
- if (INTEL_DEBUG & DEBUG_IOCTL)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- assert(dPriv);
- assert(dPriv->driContextPriv);
- assert(dPriv->driContextPriv->driverPrivate);
-
- intel = (intelContextPtr) dPriv->driContextPriv->driverPrivate;
-
- intelFlush( &intel->ctx );
- LOCK_HARDWARE( intel );
-
- if (dPriv->pClipRects) {
- *(drm_clip_rect_t *)intel->sarea->boxes = dPriv->pClipRects[0];
- intel->sarea->nbox = 1;
- }
-
- ret = drmCommandNone(intel->driFd, DRM_I830_FLIP);
- if (ret) {
- fprintf(stderr, "%s: %d\n", __FUNCTION__, ret);
- UNLOCK_HARDWARE( intel );
- exit(1);
- }
-
- tmp = intel->sarea->last_enqueue;
- intelRefillBatchLocked( intel );
- UNLOCK_HARDWARE( intel );
-
-
- intelSetDrawBuffer( &intel->ctx, intel->ctx.Color.DriverDrawBuffer );
-#endif
-}
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#ifndef INTEL_IOCTL_H
-#define INTEL_IOCTL_H
-
-#include "intel_context.h"
-
-extern void intelWaitAgeLocked( intelContextPtr intel, int age, GLboolean unlock );
-
-extern void intelClear(GLcontext *ctx, GLbitfield mask);
-
-extern void intelPageFlip( const __DRIdrawablePrivate *dpriv );
-
-extern void intelRotateWindow(intelContextPtr intel,
- __DRIdrawablePrivate *dPriv, GLuint srcBuffer);
-
-extern void intelWaitForIdle( intelContextPtr intel );
-extern void intelFlushBatch( intelContextPtr intel, GLboolean refill );
-extern void intelFlushBatchLocked( intelContextPtr intel,
- GLboolean ignore_cliprects,
- GLboolean refill,
- GLboolean allow_unlock);
-extern void intelRefillBatchLocked( intelContextPtr intel, GLboolean allow_unlock );
-extern void intelFinish( GLcontext *ctx );
-extern void intelFlush( GLcontext *ctx );
-extern void intelglFlush( GLcontext *ctx );
-
-extern void *intelAllocateAGP( intelContextPtr intel, GLsizei size );
-extern void intelFreeAGP( intelContextPtr intel, void *pointer );
-
-extern void *intelAllocateMemoryMESA( __DRInativeDisplay *dpy, int scrn,
- GLsizei size, GLfloat readfreq,
- GLfloat writefreq, GLfloat priority );
-
-extern void intelFreeMemoryMESA( __DRInativeDisplay *dpy, int scrn,
- GLvoid *pointer );
-
-extern GLuint intelGetMemoryOffsetMESA( __DRInativeDisplay *dpy, int scrn, const GLvoid *pointer );
-extern GLboolean intelIsAgpMemory( intelContextPtr intel, const GLvoid *pointer,
- GLint size );
-
-extern GLuint intelAgpOffsetFromVirtual( intelContextPtr intel, const GLvoid *p );
-
-extern void intelWaitIrq( intelContextPtr intel, int seq );
-extern u_int32_t intelGetLastFrame (intelContextPtr intel);
-extern int intelEmitIrqLocked( intelContextPtr intel );
-#endif
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#include "glheader.h"
-#include "enums.h"
-#include "mtypes.h"
-#include "macros.h"
-#include "swrast/swrast.h"
-
-#include "intel_screen.h"
-#include "intel_context.h"
-#include "intel_ioctl.h"
-#include "intel_batchbuffer.h"
-
-
-
-static GLboolean
-check_color( const GLcontext *ctx, GLenum type, GLenum format,
- const struct gl_pixelstore_attrib *packing,
- const void *pixels, GLint sz, GLint pitch )
-{
- intelContextPtr intel = INTEL_CONTEXT(ctx);
- GLuint cpp = intel->intelScreen->cpp;
-
- if (INTEL_DEBUG & DEBUG_PIXEL)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- if ( (pitch & 63) ||
- ctx->_ImageTransferState ||
- packing->SwapBytes ||
- packing->LsbFirst) {
- if (INTEL_DEBUG & DEBUG_PIXEL)
- fprintf(stderr, "%s: failed 1\n", __FUNCTION__);
- return GL_FALSE;
- }
-
- if ( type == GL_UNSIGNED_INT_8_8_8_8_REV &&
- cpp == 4 &&
- format == GL_BGRA ) {
- if (INTEL_DEBUG & DEBUG_PIXEL)
- fprintf(stderr, "%s: passed 2\n", __FUNCTION__);
- return GL_TRUE;
- }
-
- if (INTEL_DEBUG & DEBUG_PIXEL)
- fprintf(stderr, "%s: failed\n", __FUNCTION__);
-
- return GL_FALSE;
-}
-
-static GLboolean
-check_color_per_fragment_ops( const GLcontext *ctx )
-{
- int result;
- result = (!( ctx->Color.AlphaEnabled ||
- ctx->Depth.Test ||
- ctx->Fog.Enabled ||
- ctx->Scissor.Enabled ||
- ctx->Stencil.Enabled ||
- !ctx->Color.ColorMask[0] ||
- !ctx->Color.ColorMask[1] ||
- !ctx->Color.ColorMask[2] ||
- !ctx->Color.ColorMask[3] ||
- ctx->Color.ColorLogicOpEnabled ||
- ctx->Texture._EnabledUnits
- ) &&
- ctx->Current.RasterPosValid);
-
- return result;
-}
-
-
-/**
- * Clip the given rectangle against the buffer's bounds (including scissor).
- * \param size returns the
- * \return GL_TRUE if any pixels remain, GL_FALSE if totally clipped.
- *
- * XXX Replace this with _mesa_clip_drawpixels() and _mesa_clip_readpixels()
- * from Mesa 6.4. We shouldn't apply scissor for ReadPixels.
- */
-static GLboolean
-clip_pixelrect( const GLcontext *ctx,
- const GLframebuffer *buffer,
- GLint *x, GLint *y,
- GLsizei *width, GLsizei *height)
-{
- /* left clipping */
- if (*x < buffer->_Xmin) {
- *width -= (buffer->_Xmin - *x);
- *x = buffer->_Xmin;
- }
-
- /* right clipping */
- if (*x + *width > buffer->_Xmax)
- *width -= (*x + *width - buffer->_Xmax - 1);
-
- if (*width <= 0)
- return GL_FALSE;
-
- /* bottom clipping */
- if (*y < buffer->_Ymin) {
- *height -= (buffer->_Ymin - *y);
- *y = buffer->_Ymin;
- }
-
- /* top clipping */
- if (*y + *height > buffer->_Ymax)
- *height -= (*y + *height - buffer->_Ymax - 1);
-
- if (*height <= 0)
- return GL_FALSE;
-
- return GL_TRUE;
-}
-
-
-/**
- * Compute intersection of a clipping rectangle and pixel rectangle,
- * returning results in x/y/w/hOut vars.
- * \return GL_TRUE if there's intersection, GL_FALSE if disjoint.
- */
-static INLINE GLboolean
-intersect_region(const drm_clip_rect_t *box,
- GLint x, GLint y, GLsizei width, GLsizei height,
- GLint *xOut, GLint *yOut, GLint *wOut, GLint *hOut)
-{
- GLint bx = box->x1;
- GLint by = box->y1;
- GLint bw = box->x2 - bx;
- GLint bh = box->y2 - by;
-
- if (bx < x) bw -= x - bx, bx = x;
- if (by < y) bh -= y - by, by = y;
- if (bx + bw > x + width) bw = x + width - bx;
- if (by + bh > y + height) bh = y + height - by;
-
- *xOut = bx;
- *yOut = by;
- *wOut = bw;
- *hOut = bh;
-
- if (bw <= 0) return GL_FALSE;
- if (bh <= 0) return GL_FALSE;
-
- return GL_TRUE;
-}
-
-
-
-static GLboolean
-intelTryReadPixels( GLcontext *ctx,
- GLint x, GLint y, GLsizei width, GLsizei height,
- GLenum format, GLenum type,
- const struct gl_pixelstore_attrib *pack,
- GLvoid *pixels )
-{
- intelContextPtr intel = INTEL_CONTEXT(ctx);
- GLint size = 0; /* not really used */
- GLint pitch = pack->RowLength ? pack->RowLength : width;
-
- if (INTEL_DEBUG & DEBUG_PIXEL)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- /* Only accelerate reading to agp buffers.
- */
- if ( !intelIsAgpMemory(intel, pixels,
- pitch * height * intel->intelScreen->cpp ) ) {
- if (INTEL_DEBUG & DEBUG_PIXEL)
- fprintf(stderr, "%s: dest not agp\n", __FUNCTION__);
- return GL_FALSE;
- }
-
- /* Need GL_PACK_INVERT_MESA to cope with upsidedown results from
- * blitter:
- */
- if (!pack->Invert) {
- if (INTEL_DEBUG & DEBUG_PIXEL)
- fprintf(stderr, "%s: MESA_PACK_INVERT not set\n", __FUNCTION__);
- return GL_FALSE;
- }
-
- if (!check_color(ctx, type, format, pack, pixels, size, pitch))
- return GL_FALSE;
-
- switch ( intel->intelScreen->cpp ) {
- case 4:
- break;
- default:
- return GL_FALSE;
- }
-
-
- /* Although the blits go on the command buffer, need to do this and
- * fire with lock held to guarentee cliprects and drawing offset are
- * correct.
- *
- * This is an unusual situation however, as the code which flushes
- * a full command buffer expects to be called unlocked. As a
- * workaround, immediately flush the buffer on aquiring the lock.
- */
- intelFlush( &intel->ctx );
- LOCK_HARDWARE( intel );
- {
- __DRIdrawablePrivate *dPriv = intel->driDrawable;
- int nbox = dPriv->numClipRects;
- int src_offset = intel->readRegion->offset;
- int src_pitch = intel->intelScreen->front.pitch;
- int dst_offset = intelAgpOffsetFromVirtual( intel, pixels);
- drm_clip_rect_t *box = dPriv->pClipRects;
- int i;
-
- assert(dst_offset != ~0); /* should have been caught above */
-
- if (!clip_pixelrect(ctx, ctx->ReadBuffer, &x, &y, &width, &height)) {
- UNLOCK_HARDWARE( intel );
- if (INTEL_DEBUG & DEBUG_PIXEL)
- fprintf(stderr, "%s totally clipped -- nothing to do\n",
- __FUNCTION__);
- return GL_TRUE;
- }
-
- /* convert to screen coords (y=0=top) */
- y = dPriv->h - y - height;
- x += dPriv->x;
- y += dPriv->y;
-
- if (INTEL_DEBUG & DEBUG_PIXEL)
- fprintf(stderr, "readpixel blit src_pitch %d dst_pitch %d\n",
- src_pitch, pitch);
-
- /* We don't really have to do window clipping for readpixels.
- * The OpenGL spec says that pixels read from outside the
- * visible window region (pixel ownership) have undefined value.
- */
- for (i = 0 ; i < nbox ; i++)
- {
- GLint bx, by, bw, bh;
- if (intersect_region(box+i, x, y, width, height,
- &bx, &by, &bw, &bh)) {
- intelEmitCopyBlitLocked( intel,
- intel->intelScreen->cpp,
- src_pitch, src_offset,
- pitch, dst_offset,
- bx, by,
- bx - x, by - y,
- bw, bh );
- }
- }
- }
- UNLOCK_HARDWARE( intel );
- intelFinish( &intel->ctx );
-
- return GL_TRUE;
-}
-
-static void
-intelReadPixels( GLcontext *ctx,
- GLint x, GLint y, GLsizei width, GLsizei height,
- GLenum format, GLenum type,
- const struct gl_pixelstore_attrib *pack,
- GLvoid *pixels )
-{
- if (INTEL_DEBUG & DEBUG_PIXEL)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- if (!intelTryReadPixels( ctx, x, y, width, height, format, type, pack,
- pixels))
- _swrast_ReadPixels( ctx, x, y, width, height, format, type, pack,
- pixels);
-}
-
-
-
-
-static void do_draw_pix( GLcontext *ctx,
- GLint x, GLint y, GLsizei width, GLsizei height,
- GLint pitch,
- const void *pixels,
- GLuint dest )
-{
- intelContextPtr intel = INTEL_CONTEXT(ctx);
- __DRIdrawablePrivate *dPriv = intel->driDrawable;
- drm_clip_rect_t *box = dPriv->pClipRects;
- int nbox = dPriv->numClipRects;
- int i;
- int src_offset = intelAgpOffsetFromVirtual( intel, pixels);
- int src_pitch = pitch;
-
- assert(src_offset != ~0); /* should be caught earlier */
-
- if (INTEL_DEBUG & DEBUG_PIXEL)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- intelFlush( &intel->ctx );
- LOCK_HARDWARE( intel );
- if (ctx->DrawBuffer)
- {
- y -= height; /* cope with pixel zoom */
-
- if (!clip_pixelrect(ctx, ctx->DrawBuffer,
- &x, &y, &width, &height)) {
- UNLOCK_HARDWARE( intel );
- return;
- }
-
- y = dPriv->h - y - height; /* convert from gl to hardware coords */
- x += dPriv->x;
- y += dPriv->y;
-
- for (i = 0 ; i < nbox ; i++ )
- {
- GLint bx, by, bw, bh;
- if (intersect_region(box + i, x, y, width, height,
- &bx, &by, &bw, &bh)) {
- intelEmitCopyBlitLocked( intel,
- intel->intelScreen->cpp,
- src_pitch, src_offset,
- intel->intelScreen->front.pitch,
- intel->drawRegion->offset,
- bx - x, by - y,
- bx, by,
- bw, bh );
- }
- }
- }
- UNLOCK_HARDWARE( intel );
- intelFinish( &intel->ctx );
-}
-
-
-
-static GLboolean
-intelTryDrawPixels( GLcontext *ctx,
- GLint x, GLint y, GLsizei width, GLsizei height,
- GLenum format, GLenum type,
- const struct gl_pixelstore_attrib *unpack,
- const GLvoid *pixels )
-{
- intelContextPtr intel = INTEL_CONTEXT(ctx);
- GLint pitch = unpack->RowLength ? unpack->RowLength : width;
- GLuint dest;
- GLuint cpp = intel->intelScreen->cpp;
- GLint size = width * pitch * cpp;
-
- if (INTEL_DEBUG & DEBUG_PIXEL)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- switch (format) {
- case GL_RGB:
- case GL_RGBA:
- case GL_BGRA:
- dest = intel->drawRegion->offset;
-
- /* Planemask doesn't have full support in blits.
- */
- if (!ctx->Color.ColorMask[RCOMP] ||
- !ctx->Color.ColorMask[GCOMP] ||
- !ctx->Color.ColorMask[BCOMP] ||
- !ctx->Color.ColorMask[ACOMP]) {
- if (INTEL_DEBUG & DEBUG_PIXEL)
- fprintf(stderr, "%s: planemask\n", __FUNCTION__);
- return GL_FALSE;
- }
-
- /* Can't do conversions on agp reads/draws.
- */
- if ( !intelIsAgpMemory( intel, pixels, size ) ) {
- if (INTEL_DEBUG & DEBUG_PIXEL)
- fprintf(stderr, "%s: not agp memory\n", __FUNCTION__);
- return GL_FALSE;
- }
-
- if (!check_color(ctx, type, format, unpack, pixels, size, pitch)) {
- return GL_FALSE;
- }
- if (!check_color_per_fragment_ops(ctx)) {
- return GL_FALSE;
- }
-
- if (ctx->Pixel.ZoomX != 1.0F ||
- ctx->Pixel.ZoomY != -1.0F)
- return GL_FALSE;
- break;
-
- default:
- return GL_FALSE;
- }
-
- if ( intelIsAgpMemory(intel, pixels, size) )
- {
- do_draw_pix( ctx, x, y, width, height, pitch, pixels, dest );
- return GL_TRUE;
- }
- else if (0)
- {
- /* Pixels is in regular memory -- get dma buffers and perform
- * upload through them. No point doing this for regular uploads
- * but once we remove some of the restrictions above (colormask,
- * pixelformat conversion, zoom?, etc), this could be a win.
- */
- }
- else
- return GL_FALSE;
-
- return GL_FALSE;
-}
-
-static void
-intelDrawPixels( GLcontext *ctx,
- GLint x, GLint y, GLsizei width, GLsizei height,
- GLenum format, GLenum type,
- const struct gl_pixelstore_attrib *unpack,
- const GLvoid *pixels )
-{
- if (INTEL_DEBUG & DEBUG_PIXEL)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- if (intelTryDrawPixels( ctx, x, y, width, height, format, type,
- unpack, pixels ))
- return;
-
- if (ctx->FragmentProgram._Current == ctx->FragmentProgram._TexEnvProgram) {
- /*
- * We don't want the i915 texenv program to be applied to DrawPixels.
- * This is really just a performance optimization (mesa will other-
- * wise happily run the fragment program on each pixel in the image).
- */
- struct gl_fragment_program *fpSave = ctx->FragmentProgram._Current;
- /* can't just set current frag prog to 0 here as on buffer resize
- we'll get new state checks which will segfault. Remains a hack. */
- ctx->FragmentProgram._Current = NULL;
- ctx->FragmentProgram._UseTexEnvProgram = GL_FALSE;
- ctx->FragmentProgram._Active = GL_FALSE;
- _swrast_DrawPixels( ctx, x, y, width, height, format, type,
- unpack, pixels );
- ctx->FragmentProgram._Current = fpSave;
- ctx->FragmentProgram._UseTexEnvProgram = GL_TRUE;
- ctx->FragmentProgram._Active = GL_TRUE;
- }
- else {
- _swrast_DrawPixels( ctx, x, y, width, height, format, type,
- unpack, pixels );
- }
-}
-
-
-
-
-/**
- * Implement glCopyPixels for the front color buffer (or back buffer Pixmap)
- * for the color buffer. Don't support zooming, pixel transfer, etc.
- * We do support copying from one window to another, ala glXMakeCurrentRead.
- */
-static void
-intelCopyPixels( GLcontext *ctx,
- GLint srcx, GLint srcy, GLsizei width, GLsizei height,
- GLint destx, GLint desty, GLenum type )
-{
-#if 0
- const XMesaContext xmesa = XMESA_CONTEXT(ctx);
- const SWcontext *swrast = SWRAST_CONTEXT( ctx );
- XMesaDisplay *dpy = xmesa->xm_visual->display;
- const XMesaDrawable drawBuffer = xmesa->xm_draw_buffer->buffer;
- const XMesaDrawable readBuffer = xmesa->xm_read_buffer->buffer;
- const XMesaGC gc = xmesa->xm_draw_buffer->gc;
-
- ASSERT(dpy);
- ASSERT(gc);
-
- if (drawBuffer && /* buffer != 0 means it's a Window or Pixmap */
- readBuffer &&
- type == GL_COLOR &&
- (swrast->_RasterMask & ~CLIP_BIT) == 0 && /* no blend, z-test, etc */
- ctx->_ImageTransferState == 0 && /* no color tables, scale/bias, etc */
- ctx->Pixel.ZoomX == 1.0 && /* no zooming */
- ctx->Pixel.ZoomY == 1.0) {
- /* Note: we don't do any special clipping work here. We could,
- * but X will do it for us.
- */
- srcy = FLIP(xmesa->xm_read_buffer, srcy) - height + 1;
- desty = FLIP(xmesa->xm_draw_buffer, desty) - height + 1;
- XCopyArea(dpy, readBuffer, drawBuffer, gc,
- srcx, srcy, width, height, destx, desty);
- }
-#else
- _swrast_CopyPixels(ctx, srcx, srcy, width, height, destx, desty, type );
-#endif
-}
-
-
-
-
-void intelInitPixelFuncs( struct dd_function_table *functions )
-{
- functions->CopyPixels = intelCopyPixels;
- if (!getenv("INTEL_NO_BLITS")) {
- functions->ReadPixels = intelReadPixels;
- functions->DrawPixels = intelDrawPixels;
- }
-}
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-
-#ifndef _INTEL_REG_H_
-#define _INTEL_REG_H_
-
-
-
-#define CMD_3D (0x3<<29)
-
-
-#define _3DPRIMITIVE ((0x3<<29)|(0x1f<<24))
-#define PRIM_INDIRECT (1<<23)
-#define PRIM_INLINE (0<<23)
-#define PRIM_INDIRECT_SEQUENTIAL (0<<17)
-#define PRIM_INDIRECT_ELTS (1<<17)
-
-#define PRIM3D_TRILIST (0x0<<18)
-#define PRIM3D_TRISTRIP (0x1<<18)
-#define PRIM3D_TRISTRIP_RVRSE (0x2<<18)
-#define PRIM3D_TRIFAN (0x3<<18)
-#define PRIM3D_POLY (0x4<<18)
-#define PRIM3D_LINELIST (0x5<<18)
-#define PRIM3D_LINESTRIP (0x6<<18)
-#define PRIM3D_RECTLIST (0x7<<18)
-#define PRIM3D_POINTLIST (0x8<<18)
-#define PRIM3D_DIB (0x9<<18)
-#define PRIM3D_MASK (0x1f<<18)
-
-#define I915PACKCOLOR4444(r,g,b,a) \
- ((((a) & 0xf0) << 8) | (((r) & 0xf0) << 4) | ((g) & 0xf0) | ((b) >> 4))
-
-#define I915PACKCOLOR1555(r,g,b,a) \
- ((((r) & 0xf8) << 7) | (((g) & 0xf8) << 2) | (((b) & 0xf8) >> 3) | \
- ((a) ? 0x8000 : 0))
-
-#define I915PACKCOLOR565(r,g,b) \
- ((((r) & 0xf8) << 8) | (((g) & 0xfc) << 3) | (((b) & 0xf8) >> 3))
-
-#define I915PACKCOLOR8888(r,g,b,a) \
- ((a<<24) | (r<<16) | (g<<8) | b)
-
-
-
-
-#define BR00_BITBLT_CLIENT 0x40000000
-#define BR00_OP_COLOR_BLT 0x10000000
-#define BR00_OP_SRC_COPY_BLT 0x10C00000
-#define BR13_SOLID_PATTERN 0x80000000
-
-#define XY_COLOR_BLT_CMD ((2<<29)|(0x50<<22)|0x4)
-#define XY_COLOR_BLT_WRITE_ALPHA (1<<21)
-#define XY_COLOR_BLT_WRITE_RGB (1<<20)
-
-#define XY_SRC_COPY_BLT_CMD ((2<<29)|(0x53<<22)|6)
-#define XY_SRC_COPY_BLT_WRITE_ALPHA (1<<21)
-#define XY_SRC_COPY_BLT_WRITE_RGB (1<<20)
-
-#endif
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-/*
- * Render unclipped vertex buffers by emitting vertices directly to
- * dma buffers. Use strip/fan hardware acceleration where possible.
- *
- */
-#include "glheader.h"
-#include "context.h"
-#include "macros.h"
-#include "imports.h"
-#include "mtypes.h"
-#include "enums.h"
-
-#include "tnl/t_context.h"
-#include "tnl/t_vertex.h"
-
-#include "intel_screen.h"
-#include "intel_context.h"
-#include "intel_tris.h"
-#include "intel_batchbuffer.h"
-#include "intel_reg.h"
-
-/*
- * Render unclipped vertex buffers by emitting vertices directly to
- * dma buffers. Use strip/fan hardware primitives where possible.
- * Try to simulate missing primitives with indexed vertices.
- */
-#define HAVE_POINTS 0 /* Has it, but can't use because subpixel has to
- * be adjusted for points on the INTEL/I845G
- */
-#define HAVE_LINES 1
-#define HAVE_LINE_STRIPS 1
-#define HAVE_TRIANGLES 1
-#define HAVE_TRI_STRIPS 1
-#define HAVE_TRI_STRIP_1 0 /* has it, template can't use it yet */
-#define HAVE_TRI_FANS 1
-#define HAVE_POLYGONS 1
-#define HAVE_QUADS 0
-#define HAVE_QUAD_STRIPS 0
-
-#define HAVE_ELTS 0
-
-static GLuint hw_prim[GL_POLYGON+1] = {
- 0,
- PRIM3D_LINELIST,
- PRIM3D_LINESTRIP,
- PRIM3D_LINESTRIP,
- PRIM3D_TRILIST,
- PRIM3D_TRISTRIP,
- PRIM3D_TRIFAN,
- 0,
- 0,
- PRIM3D_POLY
-};
-
-static const GLenum reduced_prim[GL_POLYGON+1] = {
- GL_POINTS,
- GL_LINES,
- GL_LINES,
- GL_LINES,
- GL_TRIANGLES,
- GL_TRIANGLES,
- GL_TRIANGLES,
- GL_TRIANGLES,
- GL_TRIANGLES,
- GL_TRIANGLES
-};
-
-static const int scale_prim[GL_POLYGON+1] = {
- 0, /* fallback case */
- 1,
- 2,
- 2,
- 1,
- 3,
- 3,
- 0, /* fallback case */
- 0, /* fallback case */
- 3
-};
-
-
-static void intelDmaPrimitive( intelContextPtr intel, GLenum prim )
-{
- if (0) fprintf(stderr, "%s %s\n", __FUNCTION__, _mesa_lookup_enum_by_nr(prim));
- INTEL_FIREVERTICES(intel);
- intel->vtbl.reduced_primitive_state( intel, reduced_prim[prim] );
- intelStartInlinePrimitive( intel, hw_prim[prim] );
-}
-
-
-#define LOCAL_VARS intelContextPtr intel = INTEL_CONTEXT(ctx)
-#define INIT( prim ) \
-do { \
- intelDmaPrimitive( intel, prim ); \
-} while (0)
-#define FLUSH() INTEL_FIREVERTICES( intel )
-
-#define GET_SUBSEQUENT_VB_MAX_VERTS() \
- (((intel->alloc.size / 2) - 1500) / (intel->vertex_size*4))
-#define GET_CURRENT_VB_MAX_VERTS() GET_SUBSEQUENT_VB_MAX_VERTS()
-
-#define ALLOC_VERTS( nr ) \
- intelExtendInlinePrimitive( intel, (nr) * intel->vertex_size )
-
-#define EMIT_VERTS( ctx, j, nr, buf ) \
- _tnl_emit_vertices_to_buffer(ctx, j, (j)+(nr), buf )
-
-#define TAG(x) intel_##x
-#include "tnl_dd/t_dd_dmatmp.h"
-
-
-/**********************************************************************/
-/* Render pipeline stage */
-/**********************************************************************/
-
-/* Heuristic to choose between the two render paths:
- */
-static GLboolean choose_render( intelContextPtr intel,
- struct vertex_buffer *VB )
-{
- int vertsz = intel->vertex_size;
- int cost_render = 0;
- int cost_fallback = 0;
- int nr_prims = 0;
- int nr_rprims = 0;
- int nr_rverts = 0;
- int rprim = intel->reduced_primitive;
- int i = 0;
-
- for (i = 0 ; i < VB->PrimitiveCount ; i++) {
- GLuint prim = VB->Primitive[i].mode;
- GLuint length = VB->Primitive[i].count;
-
- if (!length)
- continue;
-
- nr_prims++;
- nr_rverts += length * scale_prim[prim & PRIM_MODE_MASK];
-
- if (reduced_prim[prim & PRIM_MODE_MASK] != rprim) {
- nr_rprims++;
- rprim = reduced_prim[prim & PRIM_MODE_MASK];
- }
- }
-
- /* One point for each generated primitive:
- */
- cost_render = nr_prims;
- cost_fallback = nr_rprims;
-
- /* One point for every 1024 dwords (4k) of dma:
- */
- cost_render += (vertsz * i) / 1024;
- cost_fallback += (vertsz * nr_rverts) / 1024;
-
- if (0)
- fprintf(stderr, "cost render: %d fallback: %d\n",
- cost_render, cost_fallback);
-
- if (cost_render > cost_fallback)
- return GL_FALSE;
-
- return GL_TRUE;
-}
-
-
-static GLboolean intel_run_render( GLcontext *ctx,
- struct tnl_pipeline_stage *stage )
-{
- intelContextPtr intel = INTEL_CONTEXT(ctx);
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- struct vertex_buffer *VB = &tnl->vb;
- GLuint i;
-
- intel->vtbl.render_prevalidate( intel );
-
- /* Don't handle clipping or indexed vertices.
- */
- if (intel->RenderIndex != 0 ||
- !intel_validate_render( ctx, VB ) ||
- !choose_render( intel, VB )) {
- return GL_TRUE;
- }
-
- tnl->clipspace.new_inputs |= VERT_BIT_POS;
-
- tnl->Driver.Render.Start( ctx );
-
- for (i = 0 ; i < VB->PrimitiveCount ; i++)
- {
- GLuint prim = VB->Primitive[i].mode;
- GLuint start = VB->Primitive[i].start;
- GLuint length = VB->Primitive[i].count;
-
- if (!length)
- continue;
-
- intel_render_tab_verts[prim & PRIM_MODE_MASK]( ctx, start, start + length,
- prim );
- }
-
- tnl->Driver.Render.Finish( ctx );
-
- return GL_FALSE; /* finished the pipe */
-}
-
-const struct tnl_pipeline_stage _intel_render_stage =
-{
- "intel render",
- NULL,
- NULL,
- NULL,
- NULL,
- intel_run_render /* run */
-};
+++ /dev/null
-
-/**
- * Routines for simple 2D->2D transformations for rotated, flipped screens.
- *
- * XXX This code is not intel-specific. Move it into a common/utility
- * someday.
- */
-
-#include "intel_rotate.h"
-
-#define MIN2(A, B) ( ((A) < (B)) ? (A) : (B) )
-
-#define ABS(A) ( ((A) < 0) ? -(A) : (A) )
-
-
-void
-matrix23Set(struct matrix23 *m,
- int m00, int m01, int m02,
- int m10, int m11, int m12)
-{
- m->m00 = m00; m->m01 = m01; m->m02 = m02;
- m->m10 = m10; m->m11 = m11; m->m12 = m12;
-}
-
-
-/*
- * Transform (x,y) coordinate by the given matrix.
- */
-void
-matrix23TransformCoordf(const struct matrix23 *m, float *x, float *y)
-{
- const float x0 = *x;
- const float y0 = *y;
-
- *x = m->m00 * x0 + m->m01 * y0 + m->m02;
- *y = m->m10 * x0 + m->m11 * y0 + m->m12;
-}
-
-
-void
-matrix23TransformCoordi(const struct matrix23 *m, int *x, int *y)
-{
- const int x0 = *x;
- const int y0 = *y;
-
- *x = m->m00 * x0 + m->m01 * y0 + m->m02;
- *y = m->m10 * x0 + m->m11 * y0 + m->m12;
-}
-
-
-/*
- * Transform a width and height by the given matrix.
- * XXX this could be optimized quite a bit.
- */
-void
-matrix23TransformDistance(const struct matrix23 *m, int *xDist, int *yDist)
-{
- int x0 = 0, y0 = 0;
- int x1 = *xDist, y1 = 0;
- int x2 = 0, y2 = *yDist;
- matrix23TransformCoordi(m, &x0, &y0);
- matrix23TransformCoordi(m, &x1, &y1);
- matrix23TransformCoordi(m, &x2, &y2);
-
- *xDist = (x1 - x0) + (x2 - x0);
- *yDist = (y1 - y0) + (y2 - y0);
-
- if (*xDist < 0)
- *xDist = -*xDist;
- if (*yDist < 0)
- *yDist = -*yDist;
-}
-
-
-/**
- * Transform the rect defined by (x, y, w, h) by m.
- */
-void
-matrix23TransformRect(const struct matrix23 *m, int *x, int *y, int *w, int *h)
-{
- int x0 = *x, y0 = *y;
- int x1 = *x + *w, y1 = *y;
- int x2 = *x + *w, y2 = *y + *h;
- int x3 = *x, y3 = *y + *h;
- matrix23TransformCoordi(m, &x0, &y0);
- matrix23TransformCoordi(m, &x1, &y1);
- matrix23TransformCoordi(m, &x2, &y2);
- matrix23TransformCoordi(m, &x3, &y3);
- *w = ABS(x1 - x0) + ABS(x2 - x1);
- /**w = ABS(*w);*/
- *h = ABS(y1 - y0) + ABS(y2 - y1);
- /**h = ABS(*h);*/
- *x = MIN2(x0, x1);
- *x = MIN2(*x, x2);
- *y = MIN2(y0, y1);
- *y = MIN2(*y, y2);
-}
-
-
-/*
- * Make rotation matrix for width X height screen.
- */
-void
-matrix23Rotate(struct matrix23 *m, int width, int height, int angle)
-{
- switch (angle) {
- case 0:
- matrix23Set(m, 1, 0, 0, 0, 1, 0);
- break;
- case 90:
- matrix23Set(m, 0, 1, 0, -1, 0, width);
- break;
- case 180:
- matrix23Set(m, -1, 0, width, 0, -1, height);
- break;
- case 270:
- matrix23Set(m, 0, -1, height, 1, 0, 0);
- break;
- default:
- /*abort()*/;
- }
-}
-
-
-/*
- * Make flip/reflection matrix for width X height screen.
- */
-void
-matrix23Flip(struct matrix23 *m, int width, int height, int xflip, int yflip)
-{
- if (xflip) {
- m->m00 = -1; m->m01 = 0; m->m02 = width - 1;
- }
- else {
- m->m00 = 1; m->m01 = 0; m->m02 = 0;
- }
- if (yflip) {
- m->m10 = 0; m->m11 = -1; m->m12 = height - 1;
- }
- else {
- m->m10 = 0; m->m11 = 1; m->m12 = 0;
- }
-}
-
-
-/*
- * result = a * b
- */
-void
-matrix23Multiply(struct matrix23 *result,
- const struct matrix23 *a, const struct matrix23 *b)
-{
- result->m00 = a->m00 * b->m00 + a->m01 * b->m10;
- result->m01 = a->m00 * b->m01 + a->m01 * b->m11;
- result->m02 = a->m00 * b->m02 + a->m01 * b->m12 + a->m02;
-
- result->m10 = a->m10 * b->m00 + a->m11 * b->m10;
- result->m11 = a->m10 * b->m01 + a->m11 * b->m11;
- result->m12 = a->m10 * b->m02 + a->m11 * b->m12 + a->m12;
-}
-
-
-#if 000
-
-#include <stdio.h>
-
-int
-main(int argc, char *argv[])
-{
- int width = 500, height = 400;
- int rot;
- int fx = 0, fy = 0; /* flip x and/or y ? */
- int coords[4][2];
-
- /* four corner coords to test with */
- coords[0][0] = 0; coords[0][1] = 0;
- coords[1][0] = width-1; coords[1][1] = 0;
- coords[2][0] = width-1; coords[2][1] = height-1;
- coords[3][0] = 0; coords[3][1] = height-1;
-
-
- for (rot = 0; rot < 360; rot += 90) {
- struct matrix23 rotate, flip, m;
- int i;
-
- printf("Rot %d, xFlip %d, yFlip %d:\n", rot, fx, fy);
-
- /* make transformation matrix 'm' */
- matrix23Rotate(&rotate, width, height, rot);
- matrix23Flip(&flip, width, height, fx, fy);
- matrix23Multiply(&m, &rotate, &flip);
-
- /* xform four coords */
- for (i = 0; i < 4; i++) {
- int x = coords[i][0];
- int y = coords[i][1];
- matrix23TransformCoordi(&m, &x, &y);
- printf(" %d, %d -> %d %d\n", coords[i][0], coords[i][1], x, y);
- }
-
- /* xform width, height */
- {
- int x = width;
- int y = height;
- matrix23TransformDistance(&m, &x, &y);
- printf(" %d x %d -> %d x %d\n", width, height, x, y);
- }
-
- /* xform rect */
- {
- int x = 50, y = 10, w = 200, h = 100;
- matrix23TransformRect(&m, &x, &y, &w, &h);
- printf(" %d,%d %d x %d -> %d, %d %d x %d\n", 50, 10, 200, 100,
- x, y, w, h);
- }
-
- }
-
- return 0;
-}
-#endif
+++ /dev/null
-#ifndef INTEL_ROTATE_H
-#define INTEL_ROTATE_H 1
-
-struct matrix23
-{
- int m00, m01, m02;
- int m10, m11, m12;
-};
-
-
-
-extern void
-matrix23Set(struct matrix23 *m,
- int m00, int m01, int m02,
- int m10, int m11, int m12);
-
-extern void
-matrix23TransformCoordi(const struct matrix23 *m, int *x, int *y);
-
-extern void
-matrix23TransformCoordf(const struct matrix23 *m, float *x, float *y);
-
-extern void
-matrix23TransformDistance(const struct matrix23 *m, int *xDist, int *yDist);
-
-extern void
-matrix23TransformRect(const struct matrix23 *m,
- int *x, int *y, int *w, int *h);
-
-extern void
-matrix23Rotate(struct matrix23 *m, int width, int height, int angle);
-
-extern void
-matrix23Flip(struct matrix23 *m, int width, int height, int xflip, int yflip);
-
-extern void
-matrix23Multiply(struct matrix23 *result,
- const struct matrix23 *a, const struct matrix23 *b);
-
-
-#endif /* INTEL_ROTATE_H */
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#include "glheader.h"
-#include "context.h"
-#include "framebuffer.h"
-#include "matrix.h"
-#include "renderbuffer.h"
-#include "simple_list.h"
-#include "utils.h"
-#include "vblank.h"
-#include "xmlpool.h"
-
-
-#include "intel_screen.h"
-
-#include "intel_tex.h"
-#include "intel_span.h"
-#include "intel_tris.h"
-#include "intel_ioctl.h"
-
-#include "i830_dri.h"
-
-PUBLIC const char __driConfigOptions[] =
-DRI_CONF_BEGIN
- DRI_CONF_SECTION_PERFORMANCE
- DRI_CONF_FTHROTTLE_MODE(DRI_CONF_FTHROTTLE_IRQS)
- DRI_CONF_VBLANK_MODE(DRI_CONF_VBLANK_DEF_INTERVAL_0)
- DRI_CONF_SECTION_END
- DRI_CONF_SECTION_QUALITY
- DRI_CONF_FORCE_S3TC_ENABLE(false)
- DRI_CONF_ALLOW_LARGE_TEXTURES(1)
- DRI_CONF_SECTION_END
-DRI_CONF_END;
-const GLuint __driNConfigOptions = 4;
-
-#ifdef USE_NEW_INTERFACE
-static PFNGLXCREATECONTEXTMODES create_context_modes = NULL;
-#endif /*USE_NEW_INTERFACE*/
-
-extern const struct dri_extension card_extensions[];
-
-/**
- * Map all the memory regions described by the screen.
- * \return GL_TRUE if success, GL_FALSE if error.
- */
-GLboolean
-intelMapScreenRegions(__DRIscreenPrivate *sPriv)
-{
- intelScreenPrivate *intelScreen = (intelScreenPrivate *)sPriv->private;
-
- if (intelScreen->front.handle) {
- if (drmMap(sPriv->fd,
- intelScreen->front.handle,
- intelScreen->front.size,
- (drmAddress *)&intelScreen->front.map) != 0) {
- _mesa_problem(NULL, "drmMap(frontbuffer) failed!");
- return GL_FALSE;
- }
- }
- else {
- _mesa_warning(NULL, "no front buffer handle in intelMapScreenRegions!");
- }
-
- if (drmMap(sPriv->fd,
- intelScreen->back.handle,
- intelScreen->back.size,
- (drmAddress *)&intelScreen->back.map) != 0) {
- intelUnmapScreenRegions(intelScreen);
- return GL_FALSE;
- }
-
- if (drmMap(sPriv->fd,
- intelScreen->depth.handle,
- intelScreen->depth.size,
- (drmAddress *)&intelScreen->depth.map) != 0) {
- intelUnmapScreenRegions(intelScreen);
- return GL_FALSE;
- }
-
- if (drmMap(sPriv->fd,
- intelScreen->tex.handle,
- intelScreen->tex.size,
- (drmAddress *)&intelScreen->tex.map) != 0) {
- intelUnmapScreenRegions(intelScreen);
- return GL_FALSE;
- }
-
- if (0)
- printf("Mappings: front: %p back: %p depth: %p tex: %p\n",
- intelScreen->front.map,
- intelScreen->back.map,
- intelScreen->depth.map,
- intelScreen->tex.map);
- return GL_TRUE;
-}
-
-
-void
-intelUnmapScreenRegions(intelScreenPrivate *intelScreen)
-{
-#define REALLY_UNMAP 1
- if (intelScreen->front.map) {
-#if REALLY_UNMAP
- if (drmUnmap(intelScreen->front.map, intelScreen->front.size) != 0)
- printf("drmUnmap front failed!\n");
-#endif
- intelScreen->front.map = NULL;
- }
- if (intelScreen->back.map) {
-#if REALLY_UNMAP
- if (drmUnmap(intelScreen->back.map, intelScreen->back.size) != 0)
- printf("drmUnmap back failed!\n");
-#endif
- intelScreen->back.map = NULL;
- }
- if (intelScreen->depth.map) {
-#if REALLY_UNMAP
- drmUnmap(intelScreen->depth.map, intelScreen->depth.size);
- intelScreen->depth.map = NULL;
-#endif
- }
- if (intelScreen->tex.map) {
-#if REALLY_UNMAP
- drmUnmap(intelScreen->tex.map, intelScreen->tex.size);
- intelScreen->tex.map = NULL;
-#endif
- }
-}
-
-
-static void
-intelPrintDRIInfo(intelScreenPrivate *intelScreen,
- __DRIscreenPrivate *sPriv,
- I830DRIPtr gDRIPriv)
-{
- fprintf(stderr, "*** Front size: 0x%x offset: 0x%x pitch: %d\n",
- intelScreen->front.size, intelScreen->front.offset,
- intelScreen->front.pitch);
- fprintf(stderr, "*** Back size: 0x%x offset: 0x%x pitch: %d\n",
- intelScreen->back.size, intelScreen->back.offset,
- intelScreen->back.pitch);
- fprintf(stderr, "*** Depth size: 0x%x offset: 0x%x pitch: %d\n",
- intelScreen->depth.size, intelScreen->depth.offset,
- intelScreen->depth.pitch);
- fprintf(stderr, "*** Rotated size: 0x%x offset: 0x%x pitch: %d\n",
- intelScreen->rotated.size, intelScreen->rotated.offset,
- intelScreen->rotated.pitch);
- fprintf(stderr, "*** Texture size: 0x%x offset: 0x%x\n",
- intelScreen->tex.size, intelScreen->tex.offset);
- fprintf(stderr, "*** Memory : 0x%x\n", gDRIPriv->mem);
-}
-
-
-static void
-intelPrintSAREA(const drmI830Sarea *sarea)
-{
- fprintf(stderr, "SAREA: sarea width %d height %d\n", sarea->width, sarea->height);
- fprintf(stderr, "SAREA: pitch: %d\n", sarea->pitch);
- fprintf(stderr,
- "SAREA: front offset: 0x%08x size: 0x%x handle: 0x%x\n",
- sarea->front_offset, sarea->front_size,
- (unsigned) sarea->front_handle);
- fprintf(stderr,
- "SAREA: back offset: 0x%08x size: 0x%x handle: 0x%x\n",
- sarea->back_offset, sarea->back_size,
- (unsigned) sarea->back_handle);
- fprintf(stderr, "SAREA: depth offset: 0x%08x size: 0x%x handle: 0x%x\n",
- sarea->depth_offset, sarea->depth_size,
- (unsigned) sarea->depth_handle);
- fprintf(stderr, "SAREA: tex offset: 0x%08x size: 0x%x handle: 0x%x\n",
- sarea->tex_offset, sarea->tex_size,
- (unsigned) sarea->tex_handle);
- fprintf(stderr, "SAREA: rotation: %d\n", sarea->rotation);
- fprintf(stderr,
- "SAREA: rotated offset: 0x%08x size: 0x%x\n",
- sarea->rotated_offset, sarea->rotated_size);
- fprintf(stderr, "SAREA: rotated pitch: %d\n", sarea->rotated_pitch);
-}
-
-
-/**
- * A number of the screen parameters are obtained/computed from
- * information in the SAREA. This function updates those parameters.
- */
-void
-intelUpdateScreenFromSAREA(intelScreenPrivate *intelScreen,
- drmI830Sarea *sarea)
-{
- intelScreen->width = sarea->width;
- intelScreen->height = sarea->height;
-
- intelScreen->front.offset = sarea->front_offset;
- intelScreen->front.pitch = sarea->pitch * intelScreen->cpp;
- intelScreen->front.handle = sarea->front_handle;
- intelScreen->front.size = sarea->front_size;
-
- intelScreen->back.offset = sarea->back_offset;
- intelScreen->back.pitch = sarea->pitch * intelScreen->cpp;
- intelScreen->back.handle = sarea->back_handle;
- intelScreen->back.size = sarea->back_size;
-
- intelScreen->depth.offset = sarea->depth_offset;
- intelScreen->depth.pitch = sarea->pitch * intelScreen->cpp;
- intelScreen->depth.handle = sarea->depth_handle;
- intelScreen->depth.size = sarea->depth_size;
-
- intelScreen->tex.offset = sarea->tex_offset;
- intelScreen->logTextureGranularity = sarea->log_tex_granularity;
- intelScreen->tex.handle = sarea->tex_handle;
- intelScreen->tex.size = sarea->tex_size;
-
- intelScreen->rotated.offset = sarea->rotated_offset;
- intelScreen->rotated.pitch = sarea->rotated_pitch * intelScreen->cpp;
- intelScreen->rotated.size = sarea->rotated_size;
- intelScreen->current_rotation = sarea->rotation;
- matrix23Rotate(&intelScreen->rotMatrix,
- sarea->width, sarea->height, sarea->rotation);
- intelScreen->rotatedWidth = sarea->virtualX;
- intelScreen->rotatedHeight = sarea->virtualY;
-
- if (0)
- intelPrintSAREA(sarea);
-}
-
-
-static GLboolean intelInitDriver(__DRIscreenPrivate *sPriv)
-{
- intelScreenPrivate *intelScreen;
- I830DRIPtr gDRIPriv = (I830DRIPtr)sPriv->pDevPriv;
- drmI830Sarea *sarea;
- PFNGLXSCRENABLEEXTENSIONPROC glx_enable_extension =
- (PFNGLXSCRENABLEEXTENSIONPROC) (*dri_interface->getProcAddress("glxEnableExtension"));
- void * const psc = sPriv->psc->screenConfigs;
-
- if (sPriv->devPrivSize != sizeof(I830DRIRec)) {
- fprintf(stderr,"\nERROR! sizeof(I830DRIRec) does not match passed size from device driver\n");
- return GL_FALSE;
- }
-
- /* Allocate the private area */
- intelScreen = (intelScreenPrivate *)CALLOC(sizeof(intelScreenPrivate));
- if (!intelScreen) {
- fprintf(stderr,"\nERROR! Allocating private area failed\n");
- return GL_FALSE;
- }
- /* parse information in __driConfigOptions */
- driParseOptionInfo (&intelScreen->optionCache,
- __driConfigOptions, __driNConfigOptions);
-
- intelScreen->driScrnPriv = sPriv;
- sPriv->private = (void *)intelScreen;
- intelScreen->sarea_priv_offset = gDRIPriv->sarea_priv_offset;
- sarea = (drmI830Sarea *)
- (((GLubyte *)sPriv->pSAREA)+intelScreen->sarea_priv_offset);
-
- intelScreen->deviceID = gDRIPriv->deviceID;
- intelScreen->mem = gDRIPriv->mem;
- intelScreen->cpp = gDRIPriv->cpp;
-
- switch (gDRIPriv->bitsPerPixel) {
- case 15: intelScreen->fbFormat = DV_PF_555; break;
- case 16: intelScreen->fbFormat = DV_PF_565; break;
- case 32: intelScreen->fbFormat = DV_PF_8888; break;
- }
-
- intelUpdateScreenFromSAREA(intelScreen, sarea);
-
- if (0)
- intelPrintDRIInfo(intelScreen, sPriv, gDRIPriv);
-
- if (!intelMapScreenRegions(sPriv)) {
- fprintf(stderr,"\nERROR! mapping regions\n");
- _mesa_free(intelScreen);
- sPriv->private = NULL;
- return GL_FALSE;
- }
-
- intelScreen->drmMinor = sPriv->drmMinor;
-
- /* Determine if IRQs are active? */
- {
- int ret;
- drmI830GetParam gp;
-
- gp.param = I830_PARAM_IRQ_ACTIVE;
- gp.value = &intelScreen->irq_active;
-
- ret = drmCommandWriteRead( sPriv->fd, DRM_I830_GETPARAM,
- &gp, sizeof(gp));
- if (ret) {
- fprintf(stderr, "drmI830GetParam: %d\n", ret);
- return GL_FALSE;
- }
- }
-
- /* Determine if batchbuffers are allowed */
- {
- int ret;
- drmI830GetParam gp;
-
- gp.param = I830_PARAM_ALLOW_BATCHBUFFER;
- gp.value = &intelScreen->allow_batchbuffer;
-
- ret = drmCommandWriteRead( sPriv->fd, DRM_I830_GETPARAM,
- &gp, sizeof(gp));
- if (ret) {
- fprintf(stderr, "drmI830GetParam: (%d) %d\n", gp.param, ret);
- return GL_FALSE;
- }
- }
-
- if (glx_enable_extension != NULL) {
- (*glx_enable_extension)( psc, "GLX_SGI_swap_control" );
- (*glx_enable_extension)( psc, "GLX_SGI_video_sync" );
- (*glx_enable_extension)( psc, "GLX_MESA_swap_control" );
- (*glx_enable_extension)( psc, "GLX_MESA_swap_frame_usage" );
- (*glx_enable_extension)( psc, "GLX_SGI_make_current_read" );
- (*glx_enable_extension)( psc, "GLX_MESA_allocate_memory" );
- (*glx_enable_extension)( psc, "GLX_MESA_copy_sub_buffer" );
- }
-
- sPriv->psc->allocateMemory = (void *) intelAllocateMemoryMESA;
- sPriv->psc->freeMemory = (void *) intelFreeMemoryMESA;
- sPriv->psc->memoryOffset = (void *) intelGetMemoryOffsetMESA;
-
- return GL_TRUE;
-}
-
-
-static void intelDestroyScreen(__DRIscreenPrivate *sPriv)
-{
- intelScreenPrivate *intelScreen = (intelScreenPrivate *)sPriv->private;
-
- intelUnmapScreenRegions(intelScreen);
-
- driDestroyOptionInfo (&intelScreen->optionCache);
-
- FREE(intelScreen);
- sPriv->private = NULL;
-}
-
-
-static GLboolean intelCreateBuffer( __DRIscreenPrivate *driScrnPriv,
- __DRIdrawablePrivate *driDrawPriv,
- const __GLcontextModes *mesaVis,
- GLboolean isPixmap )
-{
- intelScreenPrivate *screen = (intelScreenPrivate *) driScrnPriv->private;
-
- if (isPixmap) {
- return GL_FALSE; /* not implemented */
- } else {
- GLboolean swStencil = (mesaVis->stencilBits > 0 &&
- mesaVis->depthBits != 24);
-
- struct gl_framebuffer *fb = _mesa_create_framebuffer(mesaVis);
-
- {
- driRenderbuffer *frontRb
- = driNewRenderbuffer(GL_RGBA,
- screen->front.map,
- screen->cpp,
- screen->front.offset, screen->front.pitch,
- driDrawPriv);
- intelSetSpanFunctions(frontRb, mesaVis);
- _mesa_add_renderbuffer(fb, BUFFER_FRONT_LEFT, &frontRb->Base);
- }
-
- if (mesaVis->doubleBufferMode) {
- driRenderbuffer *backRb
- = driNewRenderbuffer(GL_RGBA,
- screen->back.map,
- screen->cpp,
- screen->back.offset, screen->back.pitch,
- driDrawPriv);
- intelSetSpanFunctions(backRb, mesaVis);
- _mesa_add_renderbuffer(fb, BUFFER_BACK_LEFT, &backRb->Base);
- }
-
- if (mesaVis->depthBits == 16) {
- driRenderbuffer *depthRb
- = driNewRenderbuffer(GL_DEPTH_COMPONENT16,
- screen->depth.map,
- screen->cpp,
- screen->depth.offset, screen->depth.pitch,
- driDrawPriv);
- intelSetSpanFunctions(depthRb, mesaVis);
- _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base);
- }
- else if (mesaVis->depthBits == 24) {
- driRenderbuffer *depthRb
- = driNewRenderbuffer(GL_DEPTH_COMPONENT24,
- screen->depth.map,
- screen->cpp,
- screen->depth.offset, screen->depth.pitch,
- driDrawPriv);
- intelSetSpanFunctions(depthRb, mesaVis);
- _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base);
- }
-
- if (mesaVis->stencilBits > 0 && !swStencil) {
- driRenderbuffer *stencilRb
- = driNewRenderbuffer(GL_STENCIL_INDEX8_EXT,
- screen->depth.map,
- screen->cpp,
- screen->depth.offset, screen->depth.pitch,
- driDrawPriv);
- intelSetSpanFunctions(stencilRb, mesaVis);
- _mesa_add_renderbuffer(fb, BUFFER_STENCIL, &stencilRb->Base);
- }
-
- _mesa_add_soft_renderbuffers(fb,
- GL_FALSE, /* color */
- GL_FALSE, /* depth */
- swStencil,
- mesaVis->accumRedBits > 0,
- GL_FALSE, /* alpha */
- GL_FALSE /* aux */);
- driDrawPriv->driverPrivate = (void *) fb;
-
- return (driDrawPriv->driverPrivate != NULL);
- }
-}
-
-static void intelDestroyBuffer(__DRIdrawablePrivate *driDrawPriv)
-{
- _mesa_unreference_framebuffer((GLframebuffer **)(&(driDrawPriv->driverPrivate)));
-}
-
-
-/**
- * Get information about previous buffer swaps.
- */
-static int
-intelGetSwapInfo( __DRIdrawablePrivate *dPriv, __DRIswapInfo * sInfo )
-{
- intelContextPtr intel;
-
- if ( (dPriv == NULL) || (dPriv->driContextPriv == NULL)
- || (dPriv->driContextPriv->driverPrivate == NULL)
- || (sInfo == NULL) ) {
- return -1;
- }
-
- intel = dPriv->driContextPriv->driverPrivate;
- sInfo->swap_count = intel->swap_count;
- sInfo->swap_ust = intel->swap_ust;
- sInfo->swap_missed_count = intel->swap_missed_count;
-
- sInfo->swap_missed_usage = (sInfo->swap_missed_count != 0)
- ? driCalculateSwapUsage( dPriv, 0, intel->swap_missed_ust )
- : 0.0;
-
- return 0;
-}
-
-
-/* There are probably better ways to do this, such as an
- * init-designated function to register chipids and createcontext
- * functions.
- */
-extern GLboolean i830CreateContext( const __GLcontextModes *mesaVis,
- __DRIcontextPrivate *driContextPriv,
- void *sharedContextPrivate);
-
-extern GLboolean i915CreateContext( const __GLcontextModes *mesaVis,
- __DRIcontextPrivate *driContextPriv,
- void *sharedContextPrivate);
-
-
-
-
-static GLboolean intelCreateContext( const __GLcontextModes *mesaVis,
- __DRIcontextPrivate *driContextPriv,
- void *sharedContextPrivate)
-{
- __DRIscreenPrivate *sPriv = driContextPriv->driScreenPriv;
- intelScreenPrivate *intelScreen = (intelScreenPrivate *)sPriv->private;
-
- switch (intelScreen->deviceID) {
- case PCI_CHIP_845_G:
- case PCI_CHIP_I830_M:
- case PCI_CHIP_I855_GM:
- case PCI_CHIP_I865_G:
- return i830CreateContext( mesaVis, driContextPriv,
- sharedContextPrivate );
-
- case PCI_CHIP_I915_G:
- case PCI_CHIP_I915_GM:
- case PCI_CHIP_I945_G:
- case PCI_CHIP_I945_GM:
- case PCI_CHIP_I945_GME:
- case PCI_CHIP_G33_G:
- case PCI_CHIP_Q35_G:
- case PCI_CHIP_Q33_G:
- return i915CreateContext( mesaVis, driContextPriv,
- sharedContextPrivate );
-
- default:
- fprintf(stderr, "Unrecognized deviceID %x\n", intelScreen->deviceID);
- return GL_FALSE;
- }
-}
-
-
-static const struct __DriverAPIRec intelAPI = {
- .InitDriver = intelInitDriver,
- .DestroyScreen = intelDestroyScreen,
- .CreateContext = intelCreateContext,
- .DestroyContext = intelDestroyContext,
- .CreateBuffer = intelCreateBuffer,
- .DestroyBuffer = intelDestroyBuffer,
- .SwapBuffers = intelSwapBuffers,
- .MakeCurrent = intelMakeCurrent,
- .UnbindContext = intelUnbindContext,
- .GetSwapInfo = intelGetSwapInfo,
- .GetMSC = driGetMSC32,
- .WaitForMSC = driWaitForMSC32,
- .WaitForSBC = NULL,
- .SwapBuffersMSC = NULL,
- .CopySubBuffer = intelCopySubBuffer
-};
-
-
-static __GLcontextModes *
-intelFillInModes( unsigned pixel_bits, unsigned depth_bits,
- unsigned stencil_bits, GLboolean have_back_buffer )
-{
- __GLcontextModes * modes;
- __GLcontextModes * m;
- unsigned num_modes;
- unsigned depth_buffer_factor;
- unsigned back_buffer_factor;
- GLenum fb_format;
- GLenum fb_type;
-
- /* GLX_SWAP_COPY_OML is only supported because the Intel driver doesn't
- * support pageflipping at all.
- */
- static const GLenum back_buffer_modes[] = {
- GLX_NONE, GLX_SWAP_UNDEFINED_OML, GLX_SWAP_COPY_OML
- };
-
- u_int8_t depth_bits_array[3];
- u_int8_t stencil_bits_array[3];
-
-
- depth_bits_array[0] = 0;
- depth_bits_array[1] = depth_bits;
- depth_bits_array[2] = depth_bits;
-
- /* Just like with the accumulation buffer, always provide some modes
- * with a stencil buffer. It will be a sw fallback, but some apps won't
- * care about that.
- */
- stencil_bits_array[0] = 0;
- stencil_bits_array[1] = 0;
- stencil_bits_array[2] = (stencil_bits == 0) ? 8 : stencil_bits;
-
- depth_buffer_factor = ((depth_bits != 0) || (stencil_bits != 0)) ? 3 : 1;
- back_buffer_factor = (have_back_buffer) ? 3 : 1;
-
- num_modes = depth_buffer_factor * back_buffer_factor * 4;
-
- if ( pixel_bits == 16 ) {
- fb_format = GL_RGB;
- fb_type = GL_UNSIGNED_SHORT_5_6_5;
- }
- else {
- fb_format = GL_BGRA;
- fb_type = GL_UNSIGNED_INT_8_8_8_8_REV;
- }
-
- modes = (*dri_interface->createContextModes)( num_modes, sizeof( __GLcontextModes ) );
- m = modes;
- if ( ! driFillInModes( & m, fb_format, fb_type,
- depth_bits_array, stencil_bits_array, depth_buffer_factor,
- back_buffer_modes, back_buffer_factor,
- GLX_TRUE_COLOR ) ) {
- fprintf( stderr, "[%s:%u] Error creating FBConfig!\n",
- __func__, __LINE__ );
- return NULL;
- }
- if ( ! driFillInModes( & m, fb_format, fb_type,
- depth_bits_array, stencil_bits_array, depth_buffer_factor,
- back_buffer_modes, back_buffer_factor,
- GLX_DIRECT_COLOR ) ) {
- fprintf( stderr, "[%s:%u] Error creating FBConfig!\n",
- __func__, __LINE__ );
- return NULL;
- }
-
- /* Mark the visual as slow if there are "fake" stencil bits.
- */
- for ( m = modes ; m != NULL ; m = m->next ) {
- if ( (m->stencilBits != 0) && (m->stencilBits != stencil_bits) ) {
- m->visualRating = GLX_SLOW_CONFIG;
- }
- }
-
- return modes;
-}
-
-
-/**
- * This is the bootstrap function for the driver. libGL supplies all of the
- * requisite information about the system, and the driver initializes itself.
- * This routine also fills in the linked list pointed to by \c driver_modes
- * with the \c __GLcontextModes that the driver can support for windows or
- * pbuffers.
- *
- * \return A pointer to a \c __DRIscreenPrivate on success, or \c NULL on
- * failure.
- */
-PUBLIC
-void * __driCreateNewScreen_20050727( __DRInativeDisplay *dpy, int scrn, __DRIscreen *psc,
- const __GLcontextModes * modes,
- const __DRIversion * ddx_version,
- const __DRIversion * dri_version,
- const __DRIversion * drm_version,
- const __DRIframebuffer * frame_buffer,
- drmAddress pSAREA, int fd,
- int internal_api_version,
- const __DRIinterfaceMethods * interface,
- __GLcontextModes ** driver_modes )
-
-{
- __DRIscreenPrivate *psp;
- static const __DRIversion ddx_expected = { 1, 5, 0 };
- static const __DRIversion dri_expected = { 4, 0, 0 };
- static const __DRIversion drm_expected = { 1, 4, 0 };
-
- dri_interface = interface;
-
- if ( ! driCheckDriDdxDrmVersions2( "i915",
- dri_version, & dri_expected,
- ddx_version, & ddx_expected,
- drm_version, & drm_expected ) ) {
- return NULL;
- }
-
- psp = __driUtilCreateNewScreen(dpy, scrn, psc, NULL,
- ddx_version, dri_version, drm_version,
- frame_buffer, pSAREA, fd,
- internal_api_version, &intelAPI);
- if ( psp != NULL ) {
- I830DRIPtr dri_priv = (I830DRIPtr) psp->pDevPriv;
- *driver_modes = intelFillInModes( dri_priv->cpp * 8,
- (dri_priv->cpp == 2) ? 16 : 24,
- (dri_priv->cpp == 2) ? 0 : 8,
- 1 );
-
- /* Calling driInitExtensions here, with a NULL context pointer, does not actually
- * enable the extensions. It just makes sure that all the dispatch offsets for all
- * the extensions that *might* be enables are known. This is needed because the
- * dispatch offsets need to be known when _mesa_context_create is called, but we can't
- * enable the extensions until we have a context pointer.
- *
- * Hello chicken. Hello egg. How are you two today?
- */
- driInitExtensions( NULL, card_extensions, GL_FALSE );
- }
-
- return (void *) psp;
-}
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#ifndef _INTEL_INIT_H_
-#define _INTEL_INIT_H_
-
-#include <sys/time.h>
-#include "xmlconfig.h"
-#include "dri_util.h"
-#include "intel_rotate.h"
-#include "i830_common.h"
-
-
-/* This roughly corresponds to a gl_renderbuffer (Mesa 6.4) */
-typedef struct {
- drm_handle_t handle;
- drmSize size; /* region size in bytes */
- char *map; /* memory map */
- int offset; /* from start of video mem, in bytes */
- int pitch; /* row stride, in bytes */
-} intelRegion;
-
-typedef struct
-{
- intelRegion front;
- intelRegion back;
- intelRegion rotated;
- intelRegion depth;
- intelRegion tex;
-
- int deviceID;
- int width;
- int height;
- int mem; /* unused */
-
- int cpp; /* for front and back buffers */
- int fbFormat;
-
- int logTextureGranularity;
-
- __DRIscreenPrivate *driScrnPriv;
- unsigned int sarea_priv_offset;
-
- int drmMinor;
-
- int irq_active;
- int allow_batchbuffer;
-
- struct matrix23 rotMatrix;
-
- int current_rotation; /* 0, 90, 180 or 270 */
- int rotatedWidth, rotatedHeight;
-
- /**
- * Configuration cache with default values for all contexts
- */
- driOptionCache optionCache;
-} intelScreenPrivate;
-
-
-extern GLboolean
-intelMapScreenRegions(__DRIscreenPrivate *sPriv);
-
-extern void
-intelUnmapScreenRegions(intelScreenPrivate *intelScreen);
-
-extern void
-intelUpdateScreenFromSAREA(intelScreenPrivate *intelScreen,
- drmI830Sarea *sarea);
-
-extern void
-intelDestroyContext(__DRIcontextPrivate *driContextPriv);
-
-extern GLboolean
-intelUnbindContext(__DRIcontextPrivate *driContextPriv);
-
-extern GLboolean
-intelMakeCurrent(__DRIcontextPrivate *driContextPriv,
- __DRIdrawablePrivate *driDrawPriv,
- __DRIdrawablePrivate *driReadPriv);
-
-extern void
-intelSwapBuffers(__DRIdrawablePrivate *dPriv);
-
-extern void
-intelCopySubBuffer( __DRIdrawablePrivate *dPriv, int x, int y, int w, int h );
-
-#endif
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#include "glheader.h"
-#include "macros.h"
-#include "mtypes.h"
-#include "colormac.h"
-
-#include "intel_screen.h"
-
-#include "intel_span.h"
-#include "intel_ioctl.h"
-#include "swrast/swrast.h"
-
-
-#define DBG 0
-
-#define LOCAL_VARS \
- intelContextPtr intel = INTEL_CONTEXT(ctx); \
- __DRIdrawablePrivate *dPriv = intel->driDrawable; \
- driRenderbuffer *drb = (driRenderbuffer *) rb; \
- GLuint pitch = drb->pitch; \
- GLuint height = dPriv->h; \
- char *buf = (char *) drb->Base.Data + \
- dPriv->x * drb->cpp + \
- dPriv->y * pitch; \
- GLushort p; \
- (void) buf; (void) p
-
-#define LOCAL_DEPTH_VARS \
- intelContextPtr intel = INTEL_CONTEXT(ctx); \
- __DRIdrawablePrivate *dPriv = intel->driDrawable; \
- driRenderbuffer *drb = (driRenderbuffer *) rb; \
- GLuint pitch = drb->pitch; \
- GLuint height = dPriv->h; \
- char *buf = (char *) drb->Base.Data + \
- dPriv->x * drb->cpp + \
- dPriv->y * pitch
-
-#define LOCAL_STENCIL_VARS LOCAL_DEPTH_VARS
-
-#define INIT_MONO_PIXEL(p,color)\
- p = INTEL_PACKCOLOR565(color[0],color[1],color[2])
-
-#define Y_FLIP(_y) (height - _y - 1)
-
-#define HW_LOCK()
-
-#define HW_UNLOCK()
-
-/* 16 bit, 565 rgb color spanline and pixel functions
- */
-#define WRITE_RGBA( _x, _y, r, g, b, a ) \
- *(GLushort *)(buf + _x*2 + _y*pitch) = ( (((int)r & 0xf8) << 8) | \
- (((int)g & 0xfc) << 3) | \
- (((int)b & 0xf8) >> 3))
-#define WRITE_PIXEL( _x, _y, p ) \
- *(GLushort *)(buf + _x*2 + _y*pitch) = p
-
-#define READ_RGBA( rgba, _x, _y ) \
-do { \
- GLushort p = *(GLushort *)(buf + _x*2 + _y*pitch); \
- rgba[0] = (((p >> 11) & 0x1f) * 255) / 31; \
- rgba[1] = (((p >> 5) & 0x3f) * 255) / 63; \
- rgba[2] = (((p >> 0) & 0x1f) * 255) / 31; \
- rgba[3] = 255; \
-} while(0)
-
-#define TAG(x) intel##x##_565
-#include "spantmp.h"
-
-/* 15 bit, 555 rgb color spanline and pixel functions
- */
-#define WRITE_RGBA( _x, _y, r, g, b, a ) \
- *(GLushort *)(buf + _x*2 + _y*pitch) = (((r & 0xf8) << 7) | \
- ((g & 0xf8) << 3) | \
- ((b & 0xf8) >> 3))
-
-#define WRITE_PIXEL( _x, _y, p ) \
- *(GLushort *)(buf + _x*2 + _y*pitch) = p
-
-#define READ_RGBA( rgba, _x, _y ) \
-do { \
- GLushort p = *(GLushort *)(buf + _x*2 + _y*pitch); \
- rgba[0] = (p >> 7) & 0xf8; \
- rgba[1] = (p >> 3) & 0xf8; \
- rgba[2] = (p << 3) & 0xf8; \
- rgba[3] = 255; \
-} while(0)
-
-#define TAG(x) intel##x##_555
-#include "spantmp.h"
-
-/* 16 bit depthbuffer functions.
- */
-#define WRITE_DEPTH( _x, _y, d ) \
- *(GLushort *)(buf + (_x)*2 + (_y)*pitch) = d;
-
-#define READ_DEPTH( d, _x, _y ) \
- d = *(GLushort *)(buf + (_x)*2 + (_y)*pitch);
-
-
-#define TAG(x) intel##x##_z16
-#include "depthtmp.h"
-
-
-#undef LOCAL_VARS
-#define LOCAL_VARS \
- intelContextPtr intel = INTEL_CONTEXT(ctx); \
- __DRIdrawablePrivate *dPriv = intel->driDrawable; \
- driRenderbuffer *drb = (driRenderbuffer *) rb; \
- GLuint pitch = drb->pitch; \
- GLuint height = dPriv->h; \
- char *buf = (char *)drb->Base.Data + \
- dPriv->x * drb->cpp + \
- dPriv->y * pitch; \
- GLuint p; \
- (void) buf; (void) p
-
-#undef INIT_MONO_PIXEL
-#define INIT_MONO_PIXEL(p,color)\
- p = INTEL_PACKCOLOR8888(color[0],color[1],color[2],color[3])
-
-/* 32 bit, 8888 argb color spanline and pixel functions
- */
-#define WRITE_RGBA(_x, _y, r, g, b, a) \
- *(GLuint *)(buf + _x*4 + _y*pitch) = ((r << 16) | \
- (g << 8) | \
- (b << 0) | \
- (a << 24) )
-
-#define WRITE_PIXEL(_x, _y, p) \
- *(GLuint *)(buf + _x*4 + _y*pitch) = p
-
-
-#define READ_RGBA(rgba, _x, _y) \
- do { \
- GLuint p = *(GLuint *)(buf + _x*4 + _y*pitch); \
- rgba[0] = (p >> 16) & 0xff; \
- rgba[1] = (p >> 8) & 0xff; \
- rgba[2] = (p >> 0) & 0xff; \
- rgba[3] = (p >> 24) & 0xff; \
- } while (0)
-
-#define TAG(x) intel##x##_8888
-#include "spantmp.h"
-
-
-/* 24/8 bit interleaved depth/stencil functions
- */
-#define WRITE_DEPTH( _x, _y, d ) { \
- GLuint tmp = *(GLuint *)(buf + (_x)*4 + (_y)*pitch); \
- tmp &= 0xff000000; \
- tmp |= (d) & 0xffffff; \
- *(GLuint *)(buf + (_x)*4 + (_y)*pitch) = tmp; \
-}
-
-#define READ_DEPTH( d, _x, _y ) \
- d = *(GLuint *)(buf + (_x)*4 + (_y)*pitch) & 0xffffff;
-
-
-#define TAG(x) intel##x##_z24_s8
-#include "depthtmp.h"
-
-#define WRITE_STENCIL( _x, _y, d ) { \
- GLuint tmp = *(GLuint *)(buf + (_x)*4 + (_y)*pitch); \
- tmp &= 0xffffff; \
- tmp |= ((d)<<24); \
- *(GLuint *)(buf + (_x)*4 + (_y)*pitch) = tmp; \
-}
-
-#define READ_STENCIL( d, _x, _y ) \
- d = *(GLuint *)(buf + (_x)*4 + (_y)*pitch) >> 24;
-
-#define TAG(x) intel##x##_z24_s8
-#include "stenciltmp.h"
-
-
-/* Move locking out to get reasonable span performance.
- */
-void intelSpanRenderStart( GLcontext *ctx )
-{
- intelContextPtr intel = INTEL_CONTEXT(ctx);
-
- intelFlush(&intel->ctx);
- LOCK_HARDWARE(intel);
- intelWaitForIdle(intel);
-}
-
-void intelSpanRenderFinish( GLcontext *ctx )
-{
- intelContextPtr intel = INTEL_CONTEXT( ctx );
- _swrast_flush( ctx );
- UNLOCK_HARDWARE( intel );
-}
-
-void intelInitSpanFuncs( GLcontext *ctx )
-{
- struct swrast_device_driver *swdd = _swrast_GetDeviceDriverReference(ctx);
- swdd->SpanRenderStart = intelSpanRenderStart;
- swdd->SpanRenderFinish = intelSpanRenderFinish;
-}
-
-
-/**
- * Plug in the Get/Put routines for the given driRenderbuffer.
- */
-void
-intelSetSpanFunctions(driRenderbuffer *drb, const GLvisual *vis)
-{
- if (drb->Base.InternalFormat == GL_RGBA) {
- if (vis->redBits == 5 && vis->greenBits == 5 && vis->blueBits == 5) {
- intelInitPointers_555(&drb->Base);
- }
- else if (vis->redBits == 5 && vis->greenBits == 6 && vis->blueBits == 5) {
- intelInitPointers_565(&drb->Base);
- }
- else {
- assert(vis->redBits == 8);
- assert(vis->greenBits == 8);
- assert(vis->blueBits == 8);
- intelInitPointers_8888(&drb->Base);
- }
- }
- else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT16) {
- intelInitDepthPointers_z16(&drb->Base);
- }
- else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT24) {
- intelInitDepthPointers_z24_s8(&drb->Base);
- }
- else if (drb->Base.InternalFormat == GL_STENCIL_INDEX8_EXT) {
- intelInitStencilPointers_z24_s8(&drb->Base);
- }
-}
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#ifndef _INTEL_SPAN_H
-#define _INTEL_SPAN_H
-
-#include "drirenderbuffer.h"
-
-extern void intelInitSpanFuncs( GLcontext *ctx );
-
-extern void intelSpanRenderFinish( GLcontext *ctx );
-extern void intelSpanRenderStart( GLcontext *ctx );
-
-extern void
-intelSetSpanFunctions(driRenderbuffer *rb, const GLvisual *vis);
-
-#endif
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-
-#include "glheader.h"
-#include "context.h"
-#include "macros.h"
-#include "enums.h"
-#include "dd.h"
-
-#include "intel_screen.h"
-#include "intel_context.h"
-#include "swrast/swrast.h"
-
-int intel_translate_compare_func( GLenum func )
-{
- switch(func) {
- case GL_NEVER:
- return COMPAREFUNC_NEVER;
- case GL_LESS:
- return COMPAREFUNC_LESS;
- case GL_LEQUAL:
- return COMPAREFUNC_LEQUAL;
- case GL_GREATER:
- return COMPAREFUNC_GREATER;
- case GL_GEQUAL:
- return COMPAREFUNC_GEQUAL;
- case GL_NOTEQUAL:
- return COMPAREFUNC_NOTEQUAL;
- case GL_EQUAL:
- return COMPAREFUNC_EQUAL;
- case GL_ALWAYS:
- return COMPAREFUNC_ALWAYS;
- }
-
- fprintf(stderr, "Unknown value in %s: %x\n", __FUNCTION__, func);
- return COMPAREFUNC_ALWAYS;
-}
-
-int intel_translate_stencil_op( GLenum op )
-{
- switch(op) {
- case GL_KEEP:
- return STENCILOP_KEEP;
- case GL_ZERO:
- return STENCILOP_ZERO;
- case GL_REPLACE:
- return STENCILOP_REPLACE;
- case GL_INCR:
- return STENCILOP_INCRSAT;
- case GL_DECR:
- return STENCILOP_DECRSAT;
- case GL_INCR_WRAP:
- return STENCILOP_INCR;
- case GL_DECR_WRAP:
- return STENCILOP_DECR;
- case GL_INVERT:
- return STENCILOP_INVERT;
- default:
- return STENCILOP_ZERO;
- }
-}
-
-int intel_translate_blend_factor( GLenum factor )
-{
- switch(factor) {
- case GL_ZERO:
- return BLENDFACT_ZERO;
- case GL_SRC_ALPHA:
- return BLENDFACT_SRC_ALPHA;
- case GL_ONE:
- return BLENDFACT_ONE;
- case GL_SRC_COLOR:
- return BLENDFACT_SRC_COLR;
- case GL_ONE_MINUS_SRC_COLOR:
- return BLENDFACT_INV_SRC_COLR;
- case GL_DST_COLOR:
- return BLENDFACT_DST_COLR;
- case GL_ONE_MINUS_DST_COLOR:
- return BLENDFACT_INV_DST_COLR;
- case GL_ONE_MINUS_SRC_ALPHA:
- return BLENDFACT_INV_SRC_ALPHA;
- case GL_DST_ALPHA:
- return BLENDFACT_DST_ALPHA;
- case GL_ONE_MINUS_DST_ALPHA:
- return BLENDFACT_INV_DST_ALPHA;
- case GL_SRC_ALPHA_SATURATE:
- return BLENDFACT_SRC_ALPHA_SATURATE;
- case GL_CONSTANT_COLOR:
- return BLENDFACT_CONST_COLOR;
- case GL_ONE_MINUS_CONSTANT_COLOR:
- return BLENDFACT_INV_CONST_COLOR;
- case GL_CONSTANT_ALPHA:
- return BLENDFACT_CONST_ALPHA;
- case GL_ONE_MINUS_CONSTANT_ALPHA:
- return BLENDFACT_INV_CONST_ALPHA;
- }
-
- fprintf(stderr, "Unknown value in %s: %x\n", __FUNCTION__, factor);
- return BLENDFACT_ZERO;
-}
-
-int intel_translate_logic_op( GLenum opcode )
-{
- switch(opcode) {
- case GL_CLEAR:
- return LOGICOP_CLEAR;
- case GL_AND:
- return LOGICOP_AND;
- case GL_AND_REVERSE:
- return LOGICOP_AND_RVRSE;
- case GL_COPY:
- return LOGICOP_COPY;
- case GL_COPY_INVERTED:
- return LOGICOP_COPY_INV;
- case GL_AND_INVERTED:
- return LOGICOP_AND_INV;
- case GL_NOOP:
- return LOGICOP_NOOP;
- case GL_XOR:
- return LOGICOP_XOR;
- case GL_OR:
- return LOGICOP_OR;
- case GL_OR_INVERTED:
- return LOGICOP_OR_INV;
- case GL_NOR:
- return LOGICOP_NOR;
- case GL_EQUIV:
- return LOGICOP_EQUIV;
- case GL_INVERT:
- return LOGICOP_INV;
- case GL_OR_REVERSE:
- return LOGICOP_OR_RVRSE;
- case GL_NAND:
- return LOGICOP_NAND;
- case GL_SET:
- return LOGICOP_SET;
- default:
- return LOGICOP_SET;
- }
-}
-
-static void intelDrawBuffer(GLcontext *ctx, GLenum mode )
-{
- intelContextPtr intel = INTEL_CONTEXT(ctx);
- int front = 0;
-
- if (!ctx->DrawBuffer)
- return;
-
- switch ( ctx->DrawBuffer->_ColorDrawBufferMask[0] ) {
- case BUFFER_BIT_FRONT_LEFT:
- front = 1;
- FALLBACK( intel, INTEL_FALLBACK_DRAW_BUFFER, GL_FALSE );
- break;
- case BUFFER_BIT_BACK_LEFT:
- front = 0;
- FALLBACK( intel, INTEL_FALLBACK_DRAW_BUFFER, GL_FALSE );
- break;
- default:
- FALLBACK( intel, INTEL_FALLBACK_DRAW_BUFFER, GL_TRUE );
- return;
- }
-
- if ( intel->sarea->pf_current_page == 1 )
- front ^= 1;
-
- intelSetFrontClipRects( intel );
-
- if (front) {
- intel->drawRegion = &intel->intelScreen->front;
- intel->readRegion = &intel->intelScreen->front;
- } else {
- intel->drawRegion = &intel->intelScreen->back;
- intel->readRegion = &intel->intelScreen->back;
- }
-
- intel->vtbl.set_color_region( intel, intel->drawRegion );
-}
-
-static void intelReadBuffer( GLcontext *ctx, GLenum mode )
-{
- /* nothing, until we implement h/w glRead/CopyPixels or CopyTexImage */
-}
-
-
-static void intelClearColor(GLcontext *ctx, const GLfloat color[4])
-{
- intelContextPtr intel = INTEL_CONTEXT(ctx);
- intelScreenPrivate *screen = intel->intelScreen;
-
- CLAMPED_FLOAT_TO_UBYTE(intel->clear_red, color[0]);
- CLAMPED_FLOAT_TO_UBYTE(intel->clear_green, color[1]);
- CLAMPED_FLOAT_TO_UBYTE(intel->clear_blue, color[2]);
- CLAMPED_FLOAT_TO_UBYTE(intel->clear_alpha, color[3]);
-
- intel->ClearColor = INTEL_PACKCOLOR(screen->fbFormat,
- intel->clear_red,
- intel->clear_green,
- intel->clear_blue,
- intel->clear_alpha);
-}
-
-
-static void intelCalcViewport( GLcontext *ctx )
-{
- intelContextPtr intel = INTEL_CONTEXT(ctx);
- const GLfloat *v = ctx->Viewport._WindowMap.m;
- GLfloat *m = intel->ViewportMatrix.m;
- GLint h = 0;
-
- if (intel->driDrawable)
- h = intel->driDrawable->h + SUBPIXEL_Y;
-
- /* See also intel_translate_vertex. SUBPIXEL adjustments can be done
- * via state vars, too.
- */
- m[MAT_SX] = v[MAT_SX];
- m[MAT_TX] = v[MAT_TX] + SUBPIXEL_X;
- m[MAT_SY] = - v[MAT_SY];
- m[MAT_TY] = - v[MAT_TY] + h;
- m[MAT_SZ] = v[MAT_SZ] * intel->depth_scale;
- m[MAT_TZ] = v[MAT_TZ] * intel->depth_scale;
-}
-
-static void intelViewport( GLcontext *ctx,
- GLint x, GLint y,
- GLsizei width, GLsizei height )
-{
- intelCalcViewport( ctx );
-}
-
-static void intelDepthRange( GLcontext *ctx,
- GLclampd nearval, GLclampd farval )
-{
- intelCalcViewport( ctx );
-}
-
-/* Fallback to swrast for select and feedback.
- */
-static void intelRenderMode( GLcontext *ctx, GLenum mode )
-{
- intelContextPtr intel = INTEL_CONTEXT(ctx);
- FALLBACK( intel, INTEL_FALLBACK_RENDERMODE, (mode != GL_RENDER) );
-}
-
-
-void intelInitStateFuncs( struct dd_function_table *functions )
-{
- functions->DrawBuffer = intelDrawBuffer;
- functions->ReadBuffer = intelReadBuffer;
- functions->RenderMode = intelRenderMode;
- functions->Viewport = intelViewport;
- functions->DepthRange = intelDepthRange;
- functions->ClearColor = intelClearColor;
-}
-
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#include "glheader.h"
-#include "mtypes.h"
-#include "imports.h"
-#include "macros.h"
-#include "simple_list.h"
-#include "enums.h"
-#include "image.h"
-#include "texstore.h"
-#include "texformat.h"
-#include "teximage.h"
-#include "texmem.h"
-#include "texobj.h"
-#include "swrast/swrast.h"
-
-#include "mm.h"
-
-#include "intel_screen.h"
-#include "intel_batchbuffer.h"
-#include "intel_context.h"
-#include "intel_tex.h"
-#include "intel_ioctl.h"
-
-
-
-static GLboolean
-intelValidateClientStorage( intelContextPtr intel, GLenum target,
- GLint internalFormat,
- GLint srcWidth, GLint srcHeight,
- GLenum format, GLenum type, const void *pixels,
- const struct gl_pixelstore_attrib *packing,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage)
-
-{
- GLcontext *ctx = &intel->ctx;
- int texelBytes;
-
- if (0)
- fprintf(stderr, "intformat %s format %s type %s\n",
- _mesa_lookup_enum_by_nr( internalFormat ),
- _mesa_lookup_enum_by_nr( format ),
- _mesa_lookup_enum_by_nr( type ));
-
- if (!ctx->Unpack.ClientStorage)
- return 0;
-
- if (ctx->_ImageTransferState ||
- texImage->IsCompressed ||
- texObj->GenerateMipmap)
- return 0;
-
-
- /* This list is incomplete
- */
- switch ( internalFormat ) {
- case GL_RGBA:
- if ( format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8_REV ) {
- texImage->TexFormat = &_mesa_texformat_argb8888;
- texelBytes = 4;
- }
- else
- return 0;
- break;
-
- case GL_RGB:
- if ( format == GL_RGB && type == GL_UNSIGNED_SHORT_5_6_5 ) {
- texImage->TexFormat = &_mesa_texformat_rgb565;
- texelBytes = 2;
- }
- else
- return 0;
- break;
-
- case GL_YCBCR_MESA:
- if ( format == GL_YCBCR_MESA &&
- type == GL_UNSIGNED_SHORT_8_8_REV_APPLE ) {
- texImage->TexFormat = &_mesa_texformat_ycbcr_rev;
- texelBytes = 2;
- }
- else if ( format == GL_YCBCR_MESA &&
- (type == GL_UNSIGNED_SHORT_8_8_APPLE ||
- type == GL_UNSIGNED_BYTE)) {
- texImage->TexFormat = &_mesa_texformat_ycbcr;
- texelBytes = 2;
- }
- else
- return 0;
- break;
-
-
- default:
- return 0;
- }
-
- /* Could deal with these packing issues, but currently don't:
- */
- if (packing->SkipPixels ||
- packing->SkipRows ||
- packing->SwapBytes ||
- packing->LsbFirst) {
- return 0;
- }
-
- {
- GLint srcRowStride = _mesa_image_row_stride(packing, srcWidth,
- format, type);
-
-
- if (0)
- fprintf(stderr, "%s: srcRowStride %d/%x\n",
- __FUNCTION__, srcRowStride, srcRowStride);
-
- /* Could check this later in upload, pitch restrictions could be
- * relaxed, but would need to store the image pitch somewhere,
- * as packing details might change before image is uploaded:
- */
- if (!intelIsAgpMemory( intel, pixels, srcHeight * srcRowStride ) ||
- (srcRowStride & 63))
- return 0;
-
-
- /* Have validated that _mesa_transfer_teximage would be a straight
- * memcpy at this point. NOTE: future calls to TexSubImage will
- * overwrite the client data. This is explicitly mentioned in the
- * extension spec.
- */
- texImage->Data = (void *)pixels;
- texImage->IsClientData = GL_TRUE;
- texImage->RowStride = srcRowStride / texelBytes;
- return 1;
- }
-}
-
-
-
-static void intelTexImage1D( GLcontext *ctx, GLenum target, GLint level,
- GLint internalFormat,
- GLint width, GLint border,
- GLenum format, GLenum type, const GLvoid *pixels,
- const struct gl_pixelstore_attrib *packing,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage )
-{
- driTextureObject * t = (driTextureObject *) texObj->DriverData;
-
- assert(t);
- intelFlush( ctx );
- driSwapOutTextureObject( t );
-
- texImage->IsClientData = GL_FALSE;
-
- _mesa_store_teximage1d( ctx, target, level, internalFormat,
- width, border, format, type,
- pixels, packing, texObj, texImage );
-
- t->dirty_images[0] |= (1 << level);
-}
-
-static void intelTexSubImage1D( GLcontext *ctx,
- GLenum target,
- GLint level,
- GLint xoffset,
- GLsizei width,
- GLenum format, GLenum type,
- const GLvoid *pixels,
- const struct gl_pixelstore_attrib *packing,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage )
-{
- driTextureObject * t = (driTextureObject *) texObj->DriverData;
-
- assert(t);
- intelFlush( ctx );
- driSwapOutTextureObject( t );
-
- _mesa_store_texsubimage1d(ctx, target, level, xoffset, width,
- format, type, pixels, packing, texObj,
- texImage);
-}
-
-
-/* Handles 2D, CUBE, RECT:
- */
-static void intelTexImage2D( GLcontext *ctx, GLenum target, GLint level,
- GLint internalFormat,
- GLint width, GLint height, GLint border,
- GLenum format, GLenum type, const GLvoid *pixels,
- const struct gl_pixelstore_attrib *packing,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage )
-{
- driTextureObject * t = (driTextureObject *) texObj->DriverData;
- GLuint face;
-
- /* which cube face or ordinary 2D image */
- switch (target) {
- case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
- face = (GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X;
- ASSERT(face < 6);
- break;
- default:
- face = 0;
- }
-
- assert(t);
- intelFlush( ctx );
- driSwapOutTextureObject( t );
- texImage->IsClientData = GL_FALSE;
-
- if (intelValidateClientStorage( INTEL_CONTEXT(ctx), target,
- internalFormat,
- width, height,
- format, type, pixels,
- packing, texObj, texImage)) {
- if (INTEL_DEBUG & DEBUG_TEXTURE)
- fprintf(stderr, "%s: Using client storage\n", __FUNCTION__);
- }
- else {
- _mesa_store_teximage2d( ctx, target, level, internalFormat,
- width, height, border, format, type,
- pixels, packing, texObj, texImage );
-
- t->dirty_images[face] |= (1 << level);
- }
-}
-
-static void intelTexSubImage2D( GLcontext *ctx,
- GLenum target,
- GLint level,
- GLint xoffset, GLint yoffset,
- GLsizei width, GLsizei height,
- GLenum format, GLenum type,
- const GLvoid *pixels,
- const struct gl_pixelstore_attrib *packing,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage )
-{
- driTextureObject * t = (driTextureObject *) texObj->DriverData;
- GLuint face;
-
- /* which cube face or ordinary 2D image */
- switch (target) {
- case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
- face = (GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X;
- ASSERT(face < 6);
- break;
- default:
- face = 0;
- }
-
- if (texImage->IsClientData &&
- (char *)pixels == (char *)texImage->Data +
- ((xoffset + yoffset * texImage->RowStride) *
- texImage->TexFormat->TexelBytes)) {
-
- /* Notification only - no upload required */
- }
- else {
- assert( t ); /* this _should_ be true */
- intelFlush( ctx );
- driSwapOutTextureObject( t );
-
- _mesa_store_texsubimage2d(ctx, target, level, xoffset, yoffset, width,
- height, format, type, pixels, packing, texObj,
- texImage);
-
- t->dirty_images[face] |= (1 << level);
- }
-}
-
-static void intelCompressedTexImage2D( GLcontext *ctx, GLenum target, GLint level,
- GLint internalFormat,
- GLint width, GLint height, GLint border,
- GLsizei imageSize, const GLvoid *data,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage )
-{
- driTextureObject * t = (driTextureObject *) texObj->DriverData;
- GLuint face;
-
- /* which cube face or ordinary 2D image */
- switch (target) {
- case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
- face = (GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X;
- ASSERT(face < 6);
- break;
- default:
- face = 0;
- }
-
- assert(t);
- intelFlush( ctx );
-
- driSwapOutTextureObject( t );
- texImage->IsClientData = GL_FALSE;
-
- if (INTEL_DEBUG & DEBUG_TEXTURE)
- fprintf(stderr, "%s: Using normal storage\n", __FUNCTION__);
-
- _mesa_store_compressed_teximage2d(ctx, target, level, internalFormat, width,
- height, border, imageSize, data, texObj, texImage);
-
- t->dirty_images[face] |= (1 << level);
-}
-
-
-static void intelCompressedTexSubImage2D( GLcontext *ctx, GLenum target, GLint level,
- GLint xoffset, GLint yoffset,
- GLsizei width, GLsizei height,
- GLenum format,
- GLsizei imageSize, const GLvoid *data,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage )
-{
- driTextureObject * t = (driTextureObject *) texObj->DriverData;
- GLuint face;
-
-
- /* which cube face or ordinary 2D image */
- switch (target) {
- case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
- face = (GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X;
- ASSERT(face < 6);
- break;
- default:
- face = 0;
- }
-
- assert( t ); /* this _should_ be true */
- intelFlush( ctx );
- driSwapOutTextureObject( t );
-
- _mesa_store_compressed_texsubimage2d(ctx, target, level, xoffset, yoffset, width,
- height, format, imageSize, data, texObj, texImage);
-
- t->dirty_images[face] |= (1 << level);
-}
-
-
-static void intelTexImage3D( GLcontext *ctx, GLenum target, GLint level,
- GLint internalFormat,
- GLint width, GLint height, GLint depth,
- GLint border,
- GLenum format, GLenum type, const GLvoid *pixels,
- const struct gl_pixelstore_attrib *packing,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage )
-{
- driTextureObject * t = (driTextureObject *) texObj->DriverData;
-
- assert(t);
- driSwapOutTextureObject( t );
- texImage->IsClientData = GL_FALSE;
-
- _mesa_store_teximage3d(ctx, target, level, internalFormat,
- width, height, depth, border,
- format, type, pixels,
- &ctx->Unpack, texObj, texImage);
-
- t->dirty_images[0] |= (1 << level);
-}
-
-
-static void
-intelTexSubImage3D( GLcontext *ctx, GLenum target, GLint level,
- GLint xoffset, GLint yoffset, GLint zoffset,
- GLsizei width, GLsizei height, GLsizei depth,
- GLenum format, GLenum type,
- const GLvoid *pixels,
- const struct gl_pixelstore_attrib *packing,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage )
-{
- driTextureObject * t = (driTextureObject *) texObj->DriverData;
-
- assert( t ); /* this _should_ be true */
- driSwapOutTextureObject( t );
-
- _mesa_store_texsubimage3d(ctx, target, level, xoffset, yoffset, zoffset,
- width, height, depth,
- format, type, pixels, packing, texObj, texImage);
-
- t->dirty_images[0] |= (1 << level);
-}
-
-
-
-
-static void intelDeleteTexture( GLcontext *ctx, struct gl_texture_object *tObj )
-{
- driTextureObject * t = (driTextureObject *) tObj->DriverData;
-
- if ( t != NULL ) {
- intelFlush( ctx );
- driDestroyTextureObject( t );
- }
-
- /* Free mipmap images and the texture object itself */
- _mesa_delete_texture_object(ctx, tObj);
-}
-
-
-static const struct gl_texture_format *
-intelChooseTextureFormat( GLcontext *ctx, GLint internalFormat,
- GLenum format, GLenum type )
-{
- intelContextPtr intel = INTEL_CONTEXT( ctx );
- const GLboolean do32bpt = ( intel->intelScreen->cpp == 4 &&
- intel->intelScreen->tex.size > 4*1024*1024);
-
- switch ( internalFormat ) {
- case 4:
- case GL_RGBA:
- case GL_COMPRESSED_RGBA:
- if ( format == GL_BGRA ) {
- if ( type == GL_UNSIGNED_INT_8_8_8_8_REV ) {
- return &_mesa_texformat_argb8888;
- }
- else if ( type == GL_UNSIGNED_SHORT_4_4_4_4_REV ) {
- return &_mesa_texformat_argb4444;
- }
- else if ( type == GL_UNSIGNED_SHORT_1_5_5_5_REV ) {
- return &_mesa_texformat_argb1555;
- }
- }
- return do32bpt ? &_mesa_texformat_argb8888 : &_mesa_texformat_argb4444;
-
- case 3:
- case GL_RGB:
- case GL_COMPRESSED_RGB:
- if ( format == GL_RGB && type == GL_UNSIGNED_SHORT_5_6_5 ) {
- return &_mesa_texformat_rgb565;
- }
- return do32bpt ? &_mesa_texformat_argb8888 : &_mesa_texformat_rgb565;
-
- case GL_RGBA8:
- case GL_RGB10_A2:
- case GL_RGBA12:
- case GL_RGBA16:
- return do32bpt ? &_mesa_texformat_argb8888 : &_mesa_texformat_argb4444;
-
- case GL_RGBA4:
- case GL_RGBA2:
- return &_mesa_texformat_argb4444;
-
- case GL_RGB5_A1:
- return &_mesa_texformat_argb1555;
-
- case GL_RGB8:
- case GL_RGB10:
- case GL_RGB12:
- case GL_RGB16:
- return do32bpt ? &_mesa_texformat_argb8888 : &_mesa_texformat_rgb565;
-
- case GL_RGB5:
- case GL_RGB4:
- case GL_R3_G3_B2:
- return &_mesa_texformat_rgb565;
-
- case GL_ALPHA:
- case GL_ALPHA4:
- case GL_ALPHA8:
- case GL_ALPHA12:
- case GL_ALPHA16:
- case GL_COMPRESSED_ALPHA:
- return &_mesa_texformat_a8;
-
- case 1:
- case GL_LUMINANCE:
- case GL_LUMINANCE4:
- case GL_LUMINANCE8:
- case GL_LUMINANCE12:
- case GL_LUMINANCE16:
- case GL_COMPRESSED_LUMINANCE:
- return &_mesa_texformat_l8;
-
- case 2:
- case GL_LUMINANCE_ALPHA:
- case GL_LUMINANCE4_ALPHA4:
- case GL_LUMINANCE6_ALPHA2:
- case GL_LUMINANCE8_ALPHA8:
- case GL_LUMINANCE12_ALPHA4:
- case GL_LUMINANCE12_ALPHA12:
- case GL_LUMINANCE16_ALPHA16:
- case GL_COMPRESSED_LUMINANCE_ALPHA:
- return &_mesa_texformat_al88;
-
- case GL_INTENSITY:
- case GL_INTENSITY4:
- case GL_INTENSITY8:
- case GL_INTENSITY12:
- case GL_INTENSITY16:
- case GL_COMPRESSED_INTENSITY:
- return &_mesa_texformat_i8;
-
- case GL_YCBCR_MESA:
- if (type == GL_UNSIGNED_SHORT_8_8_MESA ||
- type == GL_UNSIGNED_BYTE)
- return &_mesa_texformat_ycbcr;
- else
- return &_mesa_texformat_ycbcr_rev;
-
- case GL_COMPRESSED_RGB_FXT1_3DFX:
- return &_mesa_texformat_rgb_fxt1;
- case GL_COMPRESSED_RGBA_FXT1_3DFX:
- return &_mesa_texformat_rgba_fxt1;
-
- case GL_RGB_S3TC:
- case GL_RGB4_S3TC:
- case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
- return &_mesa_texformat_rgb_dxt1;
-
- case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
- return &_mesa_texformat_rgba_dxt1;
-
- case GL_RGBA_S3TC:
- case GL_RGBA4_S3TC:
- case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
- return &_mesa_texformat_rgba_dxt3;
-
- case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
- return &_mesa_texformat_rgba_dxt5;
-
- case GL_DEPTH_COMPONENT:
- case GL_DEPTH_COMPONENT16:
- case GL_DEPTH_COMPONENT24:
- case GL_DEPTH_COMPONENT32:
- return &_mesa_texformat_z16;
-
- default:
- fprintf(stderr, "unexpected texture format %s in %s\n",
- _mesa_lookup_enum_by_nr(internalFormat),
- __FUNCTION__);
- return NULL;
- }
-
- return NULL; /* never get here */
-}
-
-
-
-void intelDestroyTexObj(intelContextPtr intel, intelTextureObjectPtr t)
-{
- unsigned i;
-
- if ( intel == NULL )
- return;
-
- if ( t->age > intel->dirtyAge )
- intel->dirtyAge = t->age;
-
- for ( i = 0 ; i < MAX_TEXTURE_UNITS ; i++ ) {
- if ( t == intel->CurrentTexObj[ i ] )
- intel->CurrentTexObj[ i ] = NULL;
- }
-}
-
-
-
-/* Upload an image from mesa's internal copy. Image may be 1D, 2D or
- * 3D. Cubemaps are expanded elsewhere.
- */
-static void intelUploadTexImage( intelContextPtr intel,
- intelTextureObjectPtr t,
- const struct gl_texture_image *image,
- const GLuint offset )
-{
-
- if (!image || !image->Data)
- return;
-
- if (image->Depth == 1 && image->IsClientData) {
- if (INTEL_DEBUG & DEBUG_TEXTURE)
- fprintf(stderr, "Blit uploading\n");
-
- /* Do it with a blit.
- */
- intelEmitCopyBlitLocked( intel,
- image->TexFormat->TexelBytes,
- image->RowStride, /* ? */
- intelGetMemoryOffsetMESA( NULL, 0, image->Data ),
- t->Pitch / image->TexFormat->TexelBytes,
- intelGetMemoryOffsetMESA( NULL, 0, t->BufAddr + offset ),
- 0, 0,
- 0, 0,
- image->Width,
- image->Height);
- }
- else if (image->IsCompressed) {
- GLuint row_len = 0;
- GLubyte *dst = (GLubyte *)(t->BufAddr + offset);
- GLubyte *src = (GLubyte *)image->Data;
- GLuint j;
-
- /* must always copy whole blocks (8/16 bytes) */
- switch (image->InternalFormat) {
- case GL_COMPRESSED_RGB_FXT1_3DFX:
- case GL_COMPRESSED_RGBA_FXT1_3DFX:
- row_len = ((image->Width + 7) & ~7) * 2;
- break;
- case GL_RGB_S3TC:
- case GL_RGB4_S3TC:
- case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
- case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
- row_len = ((image->Width + 3) & ~3) * 2;
- break;
- case GL_RGBA_S3TC:
- case GL_RGBA4_S3TC:
- case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
- case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
- row_len = ((image->Width + 3) & ~3) * 4;
- break;
- default:
- fprintf(stderr,"Internal Compressed format not supported %d\n", image->InternalFormat);
- break;
- }
-
- if (INTEL_DEBUG & DEBUG_TEXTURE)
- fprintf(stderr,
- "Upload image %dx%dx%d offset %xm row_len %x "
- "pitch %x depth_pitch %x\n",
- image->Width, image->Height, image->Depth, offset,
- row_len, t->Pitch, t->depth_pitch);
-
- if (row_len) {
- for (j = 0 ; j < (image->Height + 3)/4 ; j++, dst += (t->Pitch)) {
- __memcpy(dst, src, row_len );
- src += row_len;
- }
- }
- }
- /* Time for another vtbl entry:
- */
- else if (intel->intelScreen->deviceID == PCI_CHIP_I945_G ||
- intel->intelScreen->deviceID == PCI_CHIP_I945_GM ||
- intel->intelScreen->deviceID == PCI_CHIP_I945_GME ||
- intel->intelScreen->deviceID == PCI_CHIP_G33_G ||
- intel->intelScreen->deviceID == PCI_CHIP_Q33_G ||
- intel->intelScreen->deviceID == PCI_CHIP_Q35_G) {
- GLuint row_len = image->Width * image->TexFormat->TexelBytes;
- GLubyte *dst = (GLubyte *)(t->BufAddr + offset);
- GLubyte *src = (GLubyte *)image->Data;
- GLuint d, j;
-
- if (INTEL_DEBUG & DEBUG_TEXTURE)
- fprintf(stderr,
- "Upload image %dx%dx%d offset %xm row_len %x "
- "pitch %x depth_pitch %x\n",
- image->Width, image->Height, image->Depth, offset,
- row_len, t->Pitch, t->depth_pitch);
-
- if (row_len == t->Pitch) {
- memcpy( dst, src, row_len * image->Height * image->Depth );
- }
- else {
- GLuint x = 0, y = 0;
-
- for (d = 0 ; d < image->Depth ; d++) {
- GLubyte *dst0 = dst + x + y * t->Pitch;
-
- for (j = 0 ; j < image->Height ; j++) {
- __memcpy(dst0, src, row_len );
- src += row_len;
- dst0 += t->Pitch;
- }
-
- x += MIN2(4, row_len); /* Guess: 4 byte minimum alignment */
- if (x > t->Pitch) {
- x = 0;
- y += image->Height;
- }
- }
- }
-
- }
- else {
- GLuint row_len = image->Width * image->TexFormat->TexelBytes;
- GLubyte *dst = (GLubyte *)(t->BufAddr + offset);
- GLubyte *src = (GLubyte *)image->Data;
- GLuint d, j;
-
- if (INTEL_DEBUG & DEBUG_TEXTURE)
- fprintf(stderr,
- "Upload image %dx%dx%d offset %xm row_len %x "
- "pitch %x depth_pitch %x\n",
- image->Width, image->Height, image->Depth, offset,
- row_len, t->Pitch, t->depth_pitch);
-
- if (row_len == t->Pitch) {
- for (d = 0; d < image->Depth; d++) {
- memcpy( dst, src, t->Pitch * image->Height );
- dst += t->depth_pitch;
- src += row_len * image->Height;
- }
- }
- else {
- for (d = 0 ; d < image->Depth ; d++) {
- for (j = 0 ; j < image->Height ; j++) {
- __memcpy(dst, src, row_len );
- src += row_len;
- dst += t->Pitch;
- }
-
- dst += t->depth_pitch - (t->Pitch * image->Height);
- }
- }
- }
-}
-
-
-
-int intelUploadTexImages( intelContextPtr intel,
- intelTextureObjectPtr t,
- GLuint face)
-{
- const int numLevels = t->base.lastLevel - t->base.firstLevel + 1;
- const struct gl_texture_image *firstImage = t->image[face][t->base.firstLevel].image;
- int pitch = firstImage->RowStride * firstImage->TexFormat->TexelBytes;
-
- /* Can we texture out of the existing client data? */
- if ( numLevels == 1 &&
- firstImage->IsClientData &&
- (pitch & 3) == 0) {
-
- if (INTEL_DEBUG & DEBUG_TEXTURE)
- fprintf(stderr, "AGP texturing from client memory\n");
-
- t->TextureOffset = intelAgpOffsetFromVirtual( intel, firstImage->Data );
- t->BufAddr = 0;
- t->dirty = ~0;
- return GL_TRUE;
- }
- else {
- if (INTEL_DEBUG & DEBUG_TEXTURE)
- fprintf(stderr, "Uploading client data to agp\n");
-
- INTEL_FIREVERTICES( intel );
- LOCK_HARDWARE( intel );
-
- if ( t->base.memBlock == NULL ) {
- int heap;
-
- heap = driAllocateTexture( intel->texture_heaps, intel->nr_heaps,
- (driTextureObject *) t );
- if ( heap == -1 ) {
- UNLOCK_HARDWARE( intel );
- return GL_FALSE;
- }
-
- /* Set the base offset of the texture image */
- t->BufAddr = (GLubyte *) (intel->intelScreen->tex.map +
- t->base.memBlock->ofs);
- t->TextureOffset = intel->intelScreen->tex.offset + t->base.memBlock->ofs;
- t->dirty = ~0;
- }
-
-
- /* Let the world know we've used this memory recently.
- */
- driUpdateTextureLRU( (driTextureObject *) t );
-
-
- /* Upload any images that are new */
- if (t->base.dirty_images[face]) {
- int i;
-
- intelWaitForIdle( intel );
-
- for (i = 0 ; i < numLevels ; i++) {
- int level = i + t->base.firstLevel;
-
- if (t->base.dirty_images[face] & (1<<level)) {
-
- const struct gl_texture_image *image = t->image[face][i].image;
- GLuint offset = t->image[face][i].offset;
-
- if (INTEL_DEBUG & DEBUG_TEXTURE)
- fprintf(stderr, "upload level %d, offset %x\n",
- level, offset);
-
- intelUploadTexImage( intel, t, image, offset );
- }
- }
- t->base.dirty_images[face] = 0;
- intel->perf_boxes |= I830_BOX_TEXTURE_LOAD;
- }
-
- UNLOCK_HARDWARE( intel );
- return GL_TRUE;
- }
-}
-
-/**
- * Allocate a new texture object.
- * Called via ctx->Driver.NewTextureObject.
- * Note: this function will be called during context creation to
- * allocate the default texture objects.
- * Note: we could use containment here to 'derive' the driver-specific
- * texture object from the core mesa gl_texture_object. Not done at this time.
- */
-static struct gl_texture_object *
-intelNewTextureObject( GLcontext *ctx, GLuint name, GLenum target )
-{
- struct gl_texture_object *obj = _mesa_new_texture_object(ctx, name, target);
- INTEL_CONTEXT(ctx)->vtbl.alloc_tex_obj( obj );
- return obj;
-}
-
-
-void intelInitTextureFuncs( struct dd_function_table *functions )
-{
- functions->NewTextureObject = intelNewTextureObject;
- functions->ChooseTextureFormat = intelChooseTextureFormat;
- functions->TexImage1D = intelTexImage1D;
- functions->TexImage2D = intelTexImage2D;
- functions->TexImage3D = intelTexImage3D;
- functions->TexSubImage1D = intelTexSubImage1D;
- functions->TexSubImage2D = intelTexSubImage2D;
- functions->TexSubImage3D = intelTexSubImage3D;
- functions->CopyTexImage1D = _swrast_copy_teximage1d;
- functions->CopyTexImage2D = _swrast_copy_teximage2d;
- functions->CopyTexSubImage1D = _swrast_copy_texsubimage1d;
- functions->CopyTexSubImage2D = _swrast_copy_texsubimage2d;
- functions->CopyTexSubImage3D = _swrast_copy_texsubimage3d;
- functions->DeleteTexture = intelDeleteTexture;
- functions->UpdateTexturePalette = NULL;
- functions->IsTextureResident = driIsTextureResident;
- functions->TestProxyTexImage = _mesa_test_proxy_teximage;
- functions->DeleteTexture = intelDeleteTexture;
- functions->CompressedTexImage2D = intelCompressedTexImage2D;
- functions->CompressedTexSubImage2D = intelCompressedTexSubImage2D;
-}
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#ifndef INTELTEX_INC
-#define INTELTEX_INC
-
-#include "mtypes.h"
-#include "intel_context.h"
-#include "texmem.h"
-
-
-void intelInitTextureFuncs( struct dd_function_table *functions );
-
-void intelDestroyTexObj( intelContextPtr intel, intelTextureObjectPtr t );
-int intelUploadTexImages( intelContextPtr intel, intelTextureObjectPtr t,
- GLuint face );
-
-GLboolean
-intel_driReinitTextureHeap( driTexHeap *heap,
- unsigned size );
-#endif
+++ /dev/null
-#include "texmem.h"
-#include "simple_list.h"
-#include "imports.h"
-#include "macros.h"
-
-#include "intel_tex.h"
-
-static GLuint
-driLog2( GLuint n )
-{
- GLuint log2;
-
- for ( log2 = 1 ; n > 1 ; log2++ ) {
- n >>= 1;
- }
-
- return log2;
-}
-
-static void calculate_heap_size( driTexHeap * heap, unsigned size,
- unsigned nr_regions, unsigned alignmentShift )
-{
- unsigned l;
-
- l = driLog2( (size - 1) / nr_regions );
- if ( l < alignmentShift )
- {
- l = alignmentShift;
- }
-
- heap->logGranularity = l;
- heap->size = size & ~((1L << l) - 1);
-}
-
-
-GLboolean
-intel_driReinitTextureHeap( driTexHeap *heap,
- unsigned size )
-{
- driTextureObject *t, *tmp;
-
- /* Kick out everything:
- */
- foreach_s ( t, tmp, & heap->texture_objects ) {
- if ( t->tObj != NULL ) {
- driSwapOutTextureObject( t );
- }
- else {
- driDestroyTextureObject( t );
- }
- }
-
- /* Destroy the memory manager:
- */
- mmDestroy( heap->memory_heap );
-
- /* Recreate the memory manager:
- */
- calculate_heap_size(heap, size, heap->nrRegions, heap->alignmentShift);
- heap->memory_heap = mmInit( 0, heap->size );
- if ( heap->memory_heap == NULL ) {
- fprintf(stderr, "driReinitTextureHeap: couldn't recreate memory heap\n");
- FREE( heap );
- return GL_FALSE;
- }
-
- make_empty_list( & heap->texture_objects );
-
- return GL_TRUE;
-}
-
-
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#include "glheader.h"
-#include "context.h"
-#include "macros.h"
-#include "enums.h"
-#include "dd.h"
-
-#include "swrast/swrast.h"
-#include "swrast_setup/swrast_setup.h"
-#include "tnl/t_context.h"
-#include "tnl/t_pipeline.h"
-#include "tnl/t_vertex.h"
-
-#include "intel_screen.h"
-#include "intel_tris.h"
-#include "intel_batchbuffer.h"
-#include "intel_reg.h"
-#include "intel_span.h"
-
-/* XXX we shouldn't include these headers in this file, but we need them
- * for fallbackStrings, below.
- */
-#include "i830_context.h"
-#include "i915_context.h"
-
-static void intelRenderPrimitive( GLcontext *ctx, GLenum prim );
-static void intelRasterPrimitive( GLcontext *ctx, GLenum rprim, GLuint hwprim );
-
-/***********************************************************************
- * Emit primitives as inline vertices *
- ***********************************************************************/
-
-#ifdef __i386__
-#define COPY_DWORDS( j, vb, vertsize, v ) \
-do { \
- int __tmp; \
- __asm__ __volatile__( "rep ; movsl" \
- : "=%c" (j), "=D" (vb), "=S" (__tmp) \
- : "0" (vertsize), \
- "D" ((long)vb), \
- "S" ((long)v) ); \
-} while (0)
-#else
-#define COPY_DWORDS( j, vb, vertsize, v ) \
-do { \
- if (0) fprintf(stderr, "\n"); \
- for ( j = 0 ; j < vertsize ; j++ ) { \
- if (0) fprintf(stderr, " -- v(%d): %x/%f\n",j, \
- ((GLuint *)v)[j], \
- ((GLfloat *)v)[j]); \
- vb[j] = ((GLuint *)v)[j]; \
- } \
- vb += vertsize; \
-} while (0)
-#endif
-
-static void __inline__ intel_draw_quad( intelContextPtr intel,
- intelVertexPtr v0,
- intelVertexPtr v1,
- intelVertexPtr v2,
- intelVertexPtr v3 )
-{
- GLuint vertsize = intel->vertex_size;
- GLuint *vb = intelExtendInlinePrimitive( intel, 6 * vertsize );
- int j;
-
- COPY_DWORDS( j, vb, vertsize, v0 );
- COPY_DWORDS( j, vb, vertsize, v1 );
- COPY_DWORDS( j, vb, vertsize, v3 );
- COPY_DWORDS( j, vb, vertsize, v1 );
- COPY_DWORDS( j, vb, vertsize, v2 );
- COPY_DWORDS( j, vb, vertsize, v3 );
-}
-
-static void __inline__ intel_draw_triangle( intelContextPtr intel,
- intelVertexPtr v0,
- intelVertexPtr v1,
- intelVertexPtr v2 )
-{
- GLuint vertsize = intel->vertex_size;
- GLuint *vb = intelExtendInlinePrimitive( intel, 3 * vertsize );
- int j;
-
- COPY_DWORDS( j, vb, vertsize, v0 );
- COPY_DWORDS( j, vb, vertsize, v1 );
- COPY_DWORDS( j, vb, vertsize, v2 );
-}
-
-
-static __inline__ void intel_draw_line( intelContextPtr intel,
- intelVertexPtr v0,
- intelVertexPtr v1 )
-{
- GLuint vertsize = intel->vertex_size;
- GLuint *vb = intelExtendInlinePrimitive( intel, 2 * vertsize );
- int j;
-
- COPY_DWORDS( j, vb, vertsize, v0 );
- COPY_DWORDS( j, vb, vertsize, v1 );
-}
-
-
-static __inline__ void intel_draw_point( intelContextPtr intel,
- intelVertexPtr v0 )
-{
- GLuint vertsize = intel->vertex_size;
- GLuint *vb = intelExtendInlinePrimitive( intel, vertsize );
- int j;
-
- /* Adjust for sub pixel position -- still required for conform. */
- *(float *)&vb[0] = v0->v.x - 0.125;
- *(float *)&vb[1] = v0->v.y - 0.125;
- for (j = 2 ; j < vertsize ; j++)
- vb[j] = v0->ui[j];
-}
-
-
-
-/***********************************************************************
- * Fixup for ARB_point_parameters *
- ***********************************************************************/
-
-static void intel_atten_point( intelContextPtr intel, intelVertexPtr v0 )
-{
- GLcontext *ctx = &intel->ctx;
- GLfloat psz[4], col[4], restore_psz, restore_alpha;
-
- _tnl_get_attr( ctx, v0, _TNL_ATTRIB_POINTSIZE, psz );
- _tnl_get_attr( ctx, v0, _TNL_ATTRIB_COLOR0, col );
-
- restore_psz = psz[0];
- restore_alpha = col[3];
-
- if (psz[0] >= ctx->Point.Threshold) {
- psz[0] = MIN2(psz[0], ctx->Point.MaxSize);
- }
- else {
- GLfloat dsize = psz[0] / ctx->Point.Threshold;
- psz[0] = MAX2(ctx->Point.Threshold, ctx->Point.MinSize);
- col[3] *= dsize * dsize;
- }
-
- if (psz[0] < 1.0)
- psz[0] = 1.0;
-
- if (restore_psz != psz[0] || restore_alpha != col[3]) {
- _tnl_set_attr( ctx, v0, _TNL_ATTRIB_POINTSIZE, psz);
- _tnl_set_attr( ctx, v0, _TNL_ATTRIB_COLOR0, col);
-
- intel_draw_point( intel, v0 );
-
- psz[0] = restore_psz;
- col[3] = restore_alpha;
-
- _tnl_set_attr( ctx, v0, _TNL_ATTRIB_POINTSIZE, psz);
- _tnl_set_attr( ctx, v0, _TNL_ATTRIB_COLOR0, col);
- }
- else
- intel_draw_point( intel, v0 );
-}
-
-
-
-
-
-/***********************************************************************
- * Fixup for I915 WPOS texture coordinate *
- ***********************************************************************/
-
-
-
-static void intel_wpos_triangle( intelContextPtr intel,
- intelVertexPtr v0,
- intelVertexPtr v1,
- intelVertexPtr v2 )
-{
- GLuint offset = intel->wpos_offset;
- GLuint size = intel->wpos_size;
-
- __memcpy( ((char *)v0) + offset, v0, size );
- __memcpy( ((char *)v1) + offset, v1, size );
- __memcpy( ((char *)v2) + offset, v2, size );
-
- intel_draw_triangle( intel, v0, v1, v2 );
-}
-
-
-static void intel_wpos_line( intelContextPtr intel,
- intelVertexPtr v0,
- intelVertexPtr v1 )
-{
- GLuint offset = intel->wpos_offset;
- GLuint size = intel->wpos_size;
-
- __memcpy( ((char *)v0) + offset, v0, size );
- __memcpy( ((char *)v1) + offset, v1, size );
-
- intel_draw_line( intel, v0, v1 );
-}
-
-
-static void intel_wpos_point( intelContextPtr intel,
- intelVertexPtr v0 )
-{
- GLuint offset = intel->wpos_offset;
- GLuint size = intel->wpos_size;
-
- __memcpy( ((char *)v0) + offset, v0, size );
-
- intel_draw_point( intel, v0 );
-}
-
-
-
-
-
-
-/***********************************************************************
- * Macros for t_dd_tritmp.h to draw basic primitives *
- ***********************************************************************/
-
-#define TRI( a, b, c ) \
-do { \
- if (DO_FALLBACK) \
- intel->draw_tri( intel, a, b, c ); \
- else \
- intel_draw_triangle( intel, a, b, c ); \
-} while (0)
-
-#define QUAD( a, b, c, d ) \
-do { \
- if (DO_FALLBACK) { \
- intel->draw_tri( intel, a, b, d ); \
- intel->draw_tri( intel, b, c, d ); \
- } else \
- intel_draw_quad( intel, a, b, c, d ); \
-} while (0)
-
-#define LINE( v0, v1 ) \
-do { \
- if (DO_FALLBACK) \
- intel->draw_line( intel, v0, v1 ); \
- else \
- intel_draw_line( intel, v0, v1 ); \
-} while (0)
-
-#define POINT( v0 ) \
-do { \
- if (DO_FALLBACK) \
- intel->draw_point( intel, v0 ); \
- else \
- intel_draw_point( intel, v0 ); \
-} while (0)
-
-
-/***********************************************************************
- * Build render functions from dd templates *
- ***********************************************************************/
-
-#define INTEL_OFFSET_BIT 0x01
-#define INTEL_TWOSIDE_BIT 0x02
-#define INTEL_UNFILLED_BIT 0x04
-#define INTEL_FALLBACK_BIT 0x08
-#define INTEL_MAX_TRIFUNC 0x10
-
-
-static struct {
- tnl_points_func points;
- tnl_line_func line;
- tnl_triangle_func triangle;
- tnl_quad_func quad;
-} rast_tab[INTEL_MAX_TRIFUNC];
-
-
-#define DO_FALLBACK (IND & INTEL_FALLBACK_BIT)
-#define DO_OFFSET (IND & INTEL_OFFSET_BIT)
-#define DO_UNFILLED (IND & INTEL_UNFILLED_BIT)
-#define DO_TWOSIDE (IND & INTEL_TWOSIDE_BIT)
-#define DO_FLAT 0
-#define DO_TRI 1
-#define DO_QUAD 1
-#define DO_LINE 1
-#define DO_POINTS 1
-#define DO_FULL_QUAD 1
-
-#define HAVE_RGBA 1
-#define HAVE_SPEC 1
-#define HAVE_BACK_COLORS 0
-#define HAVE_HW_FLATSHADE 1
-#define VERTEX intelVertex
-#define TAB rast_tab
-
-/* Only used to pull back colors into vertices (ie, we know color is
- * floating point).
- */
-#define INTEL_COLOR( dst, src ) \
-do { \
- UNCLAMPED_FLOAT_TO_UBYTE((dst)[0], (src)[2]); \
- UNCLAMPED_FLOAT_TO_UBYTE((dst)[1], (src)[1]); \
- UNCLAMPED_FLOAT_TO_UBYTE((dst)[2], (src)[0]); \
- UNCLAMPED_FLOAT_TO_UBYTE((dst)[3], (src)[3]); \
-} while (0)
-
-#define INTEL_SPEC( dst, src ) \
-do { \
- UNCLAMPED_FLOAT_TO_UBYTE((dst)[0], (src)[2]); \
- UNCLAMPED_FLOAT_TO_UBYTE((dst)[1], (src)[1]); \
- UNCLAMPED_FLOAT_TO_UBYTE((dst)[2], (src)[0]); \
-} while (0)
-
-
-#define DEPTH_SCALE intel->polygon_offset_scale
-#define UNFILLED_TRI unfilled_tri
-#define UNFILLED_QUAD unfilled_quad
-#define VERT_X(_v) _v->v.x
-#define VERT_Y(_v) _v->v.y
-#define VERT_Z(_v) _v->v.z
-#define AREA_IS_CCW( a ) (a > 0)
-#define GET_VERTEX(e) (intel->verts + (e * intel->vertex_size * sizeof(GLuint)))
-
-#define VERT_SET_RGBA( v, c ) if (coloroffset) INTEL_COLOR( v->ub4[coloroffset], c )
-#define VERT_COPY_RGBA( v0, v1 ) if (coloroffset) v0->ui[coloroffset] = v1->ui[coloroffset]
-#define VERT_SAVE_RGBA( idx ) if (coloroffset) color[idx] = v[idx]->ui[coloroffset]
-#define VERT_RESTORE_RGBA( idx ) if (coloroffset) v[idx]->ui[coloroffset] = color[idx]
-
-#define VERT_SET_SPEC( v, c ) if (specoffset) INTEL_SPEC( v->ub4[specoffset], c )
-#define VERT_COPY_SPEC( v0, v1 ) if (specoffset) COPY_3V(v0->ub4[specoffset], v1->ub4[specoffset])
-#define VERT_SAVE_SPEC( idx ) if (specoffset) spec[idx] = v[idx]->ui[specoffset]
-#define VERT_RESTORE_SPEC( idx ) if (specoffset) v[idx]->ui[specoffset] = spec[idx]
-
-#define LOCAL_VARS(n) \
- intelContextPtr intel = INTEL_CONTEXT(ctx); \
- GLuint color[n], spec[n]; \
- GLuint coloroffset = intel->coloroffset; \
- GLboolean specoffset = intel->specoffset; \
- (void) color; (void) spec; (void) coloroffset; (void) specoffset;
-
-
-/***********************************************************************
- * Helpers for rendering unfilled primitives *
- ***********************************************************************/
-
-static const GLuint hw_prim[GL_POLYGON+1] = {
- PRIM3D_POINTLIST,
- PRIM3D_LINELIST,
- PRIM3D_LINELIST,
- PRIM3D_LINELIST,
- PRIM3D_TRILIST,
- PRIM3D_TRILIST,
- PRIM3D_TRILIST,
- PRIM3D_TRILIST,
- PRIM3D_TRILIST,
- PRIM3D_TRILIST
-};
-
-#define RASTERIZE(x) intelRasterPrimitive( ctx, x, hw_prim[x] )
-#define RENDER_PRIMITIVE intel->render_primitive
-#define TAG(x) x
-#define IND INTEL_FALLBACK_BIT
-#include "tnl_dd/t_dd_unfilled.h"
-#undef IND
-
-/***********************************************************************
- * Generate GL render functions *
- ***********************************************************************/
-
-#define IND (0)
-#define TAG(x) x
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_OFFSET_BIT)
-#define TAG(x) x##_offset
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_TWOSIDE_BIT)
-#define TAG(x) x##_twoside
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_TWOSIDE_BIT|INTEL_OFFSET_BIT)
-#define TAG(x) x##_twoside_offset
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_UNFILLED_BIT)
-#define TAG(x) x##_unfilled
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_OFFSET_BIT|INTEL_UNFILLED_BIT)
-#define TAG(x) x##_offset_unfilled
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_TWOSIDE_BIT|INTEL_UNFILLED_BIT)
-#define TAG(x) x##_twoside_unfilled
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_TWOSIDE_BIT|INTEL_OFFSET_BIT|INTEL_UNFILLED_BIT)
-#define TAG(x) x##_twoside_offset_unfilled
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_FALLBACK_BIT)
-#define TAG(x) x##_fallback
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_OFFSET_BIT|INTEL_FALLBACK_BIT)
-#define TAG(x) x##_offset_fallback
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_TWOSIDE_BIT|INTEL_FALLBACK_BIT)
-#define TAG(x) x##_twoside_fallback
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_TWOSIDE_BIT|INTEL_OFFSET_BIT|INTEL_FALLBACK_BIT)
-#define TAG(x) x##_twoside_offset_fallback
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_UNFILLED_BIT|INTEL_FALLBACK_BIT)
-#define TAG(x) x##_unfilled_fallback
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_OFFSET_BIT|INTEL_UNFILLED_BIT|INTEL_FALLBACK_BIT)
-#define TAG(x) x##_offset_unfilled_fallback
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_TWOSIDE_BIT|INTEL_UNFILLED_BIT|INTEL_FALLBACK_BIT)
-#define TAG(x) x##_twoside_unfilled_fallback
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_TWOSIDE_BIT|INTEL_OFFSET_BIT|INTEL_UNFILLED_BIT| \
- INTEL_FALLBACK_BIT)
-#define TAG(x) x##_twoside_offset_unfilled_fallback
-#include "tnl_dd/t_dd_tritmp.h"
-
-
-static void init_rast_tab( void )
-{
- init();
- init_offset();
- init_twoside();
- init_twoside_offset();
- init_unfilled();
- init_offset_unfilled();
- init_twoside_unfilled();
- init_twoside_offset_unfilled();
- init_fallback();
- init_offset_fallback();
- init_twoside_fallback();
- init_twoside_offset_fallback();
- init_unfilled_fallback();
- init_offset_unfilled_fallback();
- init_twoside_unfilled_fallback();
- init_twoside_offset_unfilled_fallback();
-}
-
-
-/***********************************************************************
- * Rasterization fallback helpers *
- ***********************************************************************/
-
-
-/* This code is hit only when a mix of accelerated and unaccelerated
- * primitives are being drawn, and only for the unaccelerated
- * primitives.
- */
-static void
-intel_fallback_tri( intelContextPtr intel,
- intelVertex *v0,
- intelVertex *v1,
- intelVertex *v2 )
-{
- GLcontext *ctx = &intel->ctx;
- SWvertex v[3];
-
- if (0)
- fprintf(stderr, "\n%s\n", __FUNCTION__);
-
- _swsetup_Translate( ctx, v0, &v[0] );
- _swsetup_Translate( ctx, v1, &v[1] );
- _swsetup_Translate( ctx, v2, &v[2] );
- intelSpanRenderStart( ctx );
- _swrast_Triangle( ctx, &v[0], &v[1], &v[2] );
- intelSpanRenderFinish( ctx );
-}
-
-
-static void
-intel_fallback_line( intelContextPtr intel,
- intelVertex *v0,
- intelVertex *v1 )
-{
- GLcontext *ctx = &intel->ctx;
- SWvertex v[2];
-
- if (0)
- fprintf(stderr, "\n%s\n", __FUNCTION__);
-
- _swsetup_Translate( ctx, v0, &v[0] );
- _swsetup_Translate( ctx, v1, &v[1] );
- intelSpanRenderStart( ctx );
- _swrast_Line( ctx, &v[0], &v[1] );
- intelSpanRenderFinish( ctx );
-}
-
-
-static void
-intel_fallback_point( intelContextPtr intel,
- intelVertex *v0 )
-{
- GLcontext *ctx = &intel->ctx;
- SWvertex v[1];
-
- if (0)
- fprintf(stderr, "\n%s\n", __FUNCTION__);
-
- _swsetup_Translate( ctx, v0, &v[0] );
- intelSpanRenderStart( ctx );
- _swrast_Point( ctx, &v[0] );
- intelSpanRenderFinish( ctx );
-}
-
-
-
-/**********************************************************************/
-/* Render unclipped begin/end objects */
-/**********************************************************************/
-
-#define IND 0
-#define V(x) (intelVertex *)(vertptr + ((x)*vertsize*sizeof(GLuint)))
-#define RENDER_POINTS( start, count ) \
- for ( ; start < count ; start++) POINT( V(ELT(start)) );
-#define RENDER_LINE( v0, v1 ) LINE( V(v0), V(v1) )
-#define RENDER_TRI( v0, v1, v2 ) TRI( V(v0), V(v1), V(v2) )
-#define RENDER_QUAD( v0, v1, v2, v3 ) QUAD( V(v0), V(v1), V(v2), V(v3) )
-#define INIT(x) intelRenderPrimitive( ctx, x )
-#undef LOCAL_VARS
-#define LOCAL_VARS \
- intelContextPtr intel = INTEL_CONTEXT(ctx); \
- GLubyte *vertptr = (GLubyte *)intel->verts; \
- const GLuint vertsize = intel->vertex_size; \
- const GLuint * const elt = TNL_CONTEXT(ctx)->vb.Elts; \
- (void) elt;
-#define RESET_STIPPLE
-#define RESET_OCCLUSION
-#define PRESERVE_VB_DEFS
-#define ELT(x) x
-#define TAG(x) intel_##x##_verts
-#include "tnl/t_vb_rendertmp.h"
-#undef ELT
-#undef TAG
-#define TAG(x) intel_##x##_elts
-#define ELT(x) elt[x]
-#include "tnl/t_vb_rendertmp.h"
-
-/**********************************************************************/
-/* Render clipped primitives */
-/**********************************************************************/
-
-
-
-static void intelRenderClippedPoly( GLcontext *ctx, const GLuint *elts,
- GLuint n )
-{
- intelContextPtr intel = INTEL_CONTEXT(ctx);
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
- GLuint prim = intel->render_primitive;
-
- /* Render the new vertices as an unclipped polygon.
- */
- {
- GLuint *tmp = VB->Elts;
- VB->Elts = (GLuint *)elts;
- tnl->Driver.Render.PrimTabElts[GL_POLYGON]( ctx, 0, n,
- PRIM_BEGIN|PRIM_END );
- VB->Elts = tmp;
- }
-
- /* Restore the render primitive
- */
- if (prim != GL_POLYGON)
- tnl->Driver.Render.PrimitiveNotify( ctx, prim );
-}
-
-static void intelRenderClippedLine( GLcontext *ctx, GLuint ii, GLuint jj )
-{
- TNLcontext *tnl = TNL_CONTEXT(ctx);
-
- tnl->Driver.Render.Line( ctx, ii, jj );
-}
-
-static void intelFastRenderClippedPoly( GLcontext *ctx, const GLuint *elts,
- GLuint n )
-{
- intelContextPtr intel = INTEL_CONTEXT( ctx );
- const GLuint vertsize = intel->vertex_size;
- GLuint *vb = intelExtendInlinePrimitive( intel, (n-2) * 3 * vertsize );
- GLubyte *vertptr = (GLubyte *)intel->verts;
- const GLuint *start = (const GLuint *)V(elts[0]);
- int i,j;
-
- for (i = 2 ; i < n ; i++) {
- COPY_DWORDS( j, vb, vertsize, V(elts[i-1]) );
- COPY_DWORDS( j, vb, vertsize, V(elts[i]) );
- COPY_DWORDS( j, vb, vertsize, start );
- }
-}
-
-/**********************************************************************/
-/* Choose render functions */
-/**********************************************************************/
-
-
-
-
-#define POINT_FALLBACK (0)
-#define LINE_FALLBACK (DD_LINE_STIPPLE)
-#define TRI_FALLBACK (0)
-#define ANY_FALLBACK_FLAGS (POINT_FALLBACK|LINE_FALLBACK|TRI_FALLBACK|\
- DD_TRI_STIPPLE|DD_POINT_ATTEN)
-#define ANY_RASTER_FLAGS (DD_TRI_LIGHT_TWOSIDE|DD_TRI_OFFSET|DD_TRI_UNFILLED)
-
-void intelChooseRenderState(GLcontext *ctx)
-{
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- intelContextPtr intel = INTEL_CONTEXT(ctx);
- GLuint flags = ctx->_TriangleCaps;
- const struct gl_fragment_program *fprog = ctx->FragmentProgram._Current;
- GLboolean have_wpos = (fprog && (fprog->Base.InputsRead & FRAG_BIT_WPOS));
- GLuint index = 0;
-
- if (INTEL_DEBUG & DEBUG_STATE)
- fprintf(stderr,"\n%s\n",__FUNCTION__);
-
- if ((flags & (ANY_FALLBACK_FLAGS|ANY_RASTER_FLAGS)) || have_wpos) {
-
- if (flags & ANY_RASTER_FLAGS) {
- if (flags & DD_TRI_LIGHT_TWOSIDE) index |= INTEL_TWOSIDE_BIT;
- if (flags & DD_TRI_OFFSET) index |= INTEL_OFFSET_BIT;
- if (flags & DD_TRI_UNFILLED) index |= INTEL_UNFILLED_BIT;
- }
-
- if (have_wpos) {
- intel->draw_point = intel_wpos_point;
- intel->draw_line = intel_wpos_line;
- intel->draw_tri = intel_wpos_triangle;
-
- /* Make sure these get called:
- */
- index |= INTEL_FALLBACK_BIT;
- }
- else {
- intel->draw_point = intel_draw_point;
- intel->draw_line = intel_draw_line;
- intel->draw_tri = intel_draw_triangle;
- }
-
- /* Hook in fallbacks for specific primitives.
- */
- if (flags & ANY_FALLBACK_FLAGS)
- {
- if (flags & POINT_FALLBACK)
- intel->draw_point = intel_fallback_point;
-
- if (flags & LINE_FALLBACK)
- intel->draw_line = intel_fallback_line;
-
- if (flags & TRI_FALLBACK)
- intel->draw_tri = intel_fallback_tri;
-
- if ((flags & DD_TRI_STIPPLE) && !intel->hw_stipple)
- intel->draw_tri = intel_fallback_tri;
-
- if (flags & DD_POINT_ATTEN)
- intel->draw_point = intel_atten_point;
-
- index |= INTEL_FALLBACK_BIT;
- }
- }
-
- if (intel->RenderIndex != index) {
- intel->RenderIndex = index;
-
- tnl->Driver.Render.Points = rast_tab[index].points;
- tnl->Driver.Render.Line = rast_tab[index].line;
- tnl->Driver.Render.Triangle = rast_tab[index].triangle;
- tnl->Driver.Render.Quad = rast_tab[index].quad;
-
- if (index == 0) {
- tnl->Driver.Render.PrimTabVerts = intel_render_tab_verts;
- tnl->Driver.Render.PrimTabElts = intel_render_tab_elts;
- tnl->Driver.Render.ClippedLine = line; /* from tritmp.h */
- tnl->Driver.Render.ClippedPolygon = intelFastRenderClippedPoly;
- } else {
- tnl->Driver.Render.PrimTabVerts = _tnl_render_tab_verts;
- tnl->Driver.Render.PrimTabElts = _tnl_render_tab_elts;
- tnl->Driver.Render.ClippedLine = intelRenderClippedLine;
- tnl->Driver.Render.ClippedPolygon = intelRenderClippedPoly;
- }
- }
-}
-
-static const GLenum reduced_prim[GL_POLYGON+1] = {
- GL_POINTS,
- GL_LINES,
- GL_LINES,
- GL_LINES,
- GL_TRIANGLES,
- GL_TRIANGLES,
- GL_TRIANGLES,
- GL_TRIANGLES,
- GL_TRIANGLES,
- GL_TRIANGLES
-};
-
-
-/**********************************************************************/
-/* High level hooks for t_vb_render.c */
-/**********************************************************************/
-
-
-
-
-static void intelRunPipeline( GLcontext *ctx )
-{
- intelContextPtr intel = INTEL_CONTEXT(ctx);
-
- if (intel->NewGLState) {
- if (intel->NewGLState & _NEW_TEXTURE) {
- intel->vtbl.update_texture_state( intel );
- }
-
- if (!intel->Fallback) {
- if (intel->NewGLState & _INTEL_NEW_RENDERSTATE)
- intelChooseRenderState( ctx );
- }
-
- intel->NewGLState = 0;
- }
-
- _tnl_run_pipeline( ctx );
-}
-
-static void intelRenderStart( GLcontext *ctx )
-{
- INTEL_CONTEXT(ctx)->vtbl.render_start( INTEL_CONTEXT(ctx) );
-}
-
-static void intelRenderFinish( GLcontext *ctx )
-{
- if (INTEL_CONTEXT(ctx)->RenderIndex & INTEL_FALLBACK_BIT)
- _swrast_flush( ctx );
-}
-
-
-
-
- /* System to flush dma and emit state changes based on the rasterized
- * primitive.
- */
-static void intelRasterPrimitive( GLcontext *ctx, GLenum rprim, GLuint hwprim )
-{
- intelContextPtr intel = INTEL_CONTEXT(ctx);
-
- if (0)
- fprintf(stderr, "%s %s %x\n", __FUNCTION__,
- _mesa_lookup_enum_by_nr(rprim), hwprim);
-
- intel->vtbl.reduced_primitive_state( intel, rprim );
-
- /* Start a new primitive. Arrange to have it flushed later on.
- */
- if (hwprim != intel->prim.primitive)
- intelStartInlinePrimitive( intel, hwprim );
-}
-
-
-/*
- */
-static void intelRenderPrimitive( GLcontext *ctx, GLenum prim )
-{
- intelContextPtr intel = INTEL_CONTEXT(ctx);
-
- if (0)
- fprintf(stderr, "%s %s\n", __FUNCTION__, _mesa_lookup_enum_by_nr(prim));
-
- /* Let some clipping routines know which primitive they're dealing
- * with.
- */
- intel->render_primitive = prim;
-
- /* Shortcircuit this when called from t_dd_rendertmp.h for unfilled
- * triangles. The rasterized primitive will always be reset by
- * lower level functions in that case, potentially pingponging the
- * state:
- */
- if (reduced_prim[prim] == GL_TRIANGLES &&
- (ctx->_TriangleCaps & DD_TRI_UNFILLED))
- return;
-
- /* Set some primitive-dependent state and Start? a new primitive.
- */
- intelRasterPrimitive( ctx, reduced_prim[prim], hw_prim[prim] );
-}
-
-
-/**********************************************************************/
-/* Transition to/from hardware rasterization. */
-/**********************************************************************/
-
-static struct {
- GLuint bit;
- const char *str;
-} fallbackStrings[] = {
- { INTEL_FALLBACK_DRAW_BUFFER, "Draw buffer" },
- { INTEL_FALLBACK_READ_BUFFER, "Read buffer" },
- { INTEL_FALLBACK_USER, "User" },
- { INTEL_FALLBACK_NO_BATCHBUFFER, "No Batchbuffer" },
- { INTEL_FALLBACK_NO_TEXMEM, "No Texmem" },
- { INTEL_FALLBACK_RENDERMODE, "Rendermode" },
-
- { I830_FALLBACK_TEXTURE, "i830 texture" },
- { I830_FALLBACK_COLORMASK, "i830 colormask" },
- { I830_FALLBACK_STENCIL, "i830 stencil" },
- { I830_FALLBACK_STIPPLE, "i830 stipple" },
- { I830_FALLBACK_LOGICOP, "i830 logicop" },
-
- { I915_FALLBACK_TEXTURE, "i915 texture" },
- { I915_FALLBACK_COLORMASK, "i915 colormask" },
- { I915_FALLBACK_STENCIL, "i915 stencil" },
- { I915_FALLBACK_STIPPLE, "i915 stipple" },
- { I915_FALLBACK_PROGRAM, "i915 program" },
- { I915_FALLBACK_LOGICOP, "i915 logicop" },
- { I915_FALLBACK_POLYGON_SMOOTH, "i915 polygon smooth" },
- { I915_FALLBACK_POINT_SMOOTH, "i915 point smooth" },
-
- { 0, NULL }
-};
-
-
-static const char *
-getFallbackString(GLuint bit)
-{
- int i;
- for (i = 0; fallbackStrings[i].bit; i++) {
- if (fallbackStrings[i].bit == bit)
- return fallbackStrings[i].str;
- }
- return "unknown fallback bit";
-}
-
-
-void intelFallback( intelContextPtr intel, GLuint bit, GLboolean mode )
-{
- GLcontext *ctx = &intel->ctx;
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- GLuint oldfallback = intel->Fallback;
-
- if (mode) {
- intel->Fallback |= bit;
- if (oldfallback == 0) {
- intelFlush(ctx);
- if (INTEL_DEBUG & DEBUG_FALLBACKS)
- fprintf(stderr, "ENTER FALLBACK 0x%x: %s\n",
- bit, getFallbackString(bit));
- _swsetup_Wakeup( ctx );
- intel->RenderIndex = ~0;
- }
- }
- else {
- intel->Fallback &= ~bit;
- if (oldfallback == bit) {
- _swrast_flush( ctx );
- if (INTEL_DEBUG & DEBUG_FALLBACKS)
- fprintf(stderr, "LEAVE FALLBACK 0x%x: %s\n",
- bit, getFallbackString(bit));
- tnl->Driver.Render.Start = intelRenderStart;
- tnl->Driver.Render.PrimitiveNotify = intelRenderPrimitive;
- tnl->Driver.Render.Finish = intelRenderFinish;
- tnl->Driver.Render.BuildVertices = _tnl_build_vertices;
- tnl->Driver.Render.CopyPV = _tnl_copy_pv;
- tnl->Driver.Render.Interp = _tnl_interp;
-
- _tnl_invalidate_vertex_state( ctx, ~0 );
- _tnl_invalidate_vertices( ctx, ~0 );
- _tnl_install_attrs( ctx,
- intel->vertex_attrs,
- intel->vertex_attr_count,
- intel->ViewportMatrix.m, 0 );
-
- intel->NewGLState |= _INTEL_NEW_RENDERSTATE;
- }
- }
-}
-
-
-
-
-/**********************************************************************/
-/* Initialization. */
-/**********************************************************************/
-
-
-void intelInitTriFuncs( GLcontext *ctx )
-{
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- static int firsttime = 1;
-
- if (firsttime) {
- init_rast_tab();
- firsttime = 0;
- }
-
- tnl->Driver.RunPipeline = intelRunPipeline;
- tnl->Driver.Render.Start = intelRenderStart;
- tnl->Driver.Render.Finish = intelRenderFinish;
- tnl->Driver.Render.PrimitiveNotify = intelRenderPrimitive;
- tnl->Driver.Render.ResetLineStipple = _swrast_ResetLineStipple;
- tnl->Driver.Render.BuildVertices = _tnl_build_vertices;
- tnl->Driver.Render.CopyPV = _tnl_copy_pv;
- tnl->Driver.Render.Interp = _tnl_interp;
-}
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#ifndef INTELTRIS_INC
-#define INTELTRIS_INC
-
-#include "mtypes.h"
-
-#define _INTEL_NEW_RENDERSTATE (_DD_NEW_LINE_STIPPLE | \
- _DD_NEW_TRI_UNFILLED | \
- _DD_NEW_TRI_LIGHT_TWOSIDE | \
- _DD_NEW_TRI_OFFSET | \
- _DD_NEW_TRI_STIPPLE | \
- _NEW_PROGRAM | \
- _NEW_POLYGONSTIPPLE)
-
-extern void intelInitTriFuncs( GLcontext *ctx );
-
-extern void intelPrintRenderState( const char *msg, GLuint state );
-extern void intelChooseRenderState( GLcontext *ctx );
-
-#endif
+++ /dev/null
-/**************************************************************************
-
-Copyright 2001 VA Linux Systems Inc., Fremont, California.
-Copyright 2002 Tungsten Graphics Inc., Cedar Park, Texas.
-
-All Rights Reserved.
-
-Permission is hereby granted, free of charge, to any person obtaining a
-copy of this software and associated documentation files (the "Software"),
-to deal in the Software without restriction, including without limitation
-on the rights to use, copy, modify, merge, publish, distribute, sub
-license, and/or sell copies of the Software, and to permit persons to whom
-the Software is furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice (including the next
-paragraph) shall be included in all copies or substantial portions of the
-Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
-ATI, VA LINUX SYSTEMS AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
-DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
-USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-**************************************************************************/
-
-/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/i810/i830_common.h,v 1.1 2002/09/11 00:29:32 dawes Exp $ */
-
-#ifndef _I830_COMMON_H_
-#define _I830_COMMON_H_
-
-
-#define I830_NR_TEX_REGIONS 255 /* maximum due to use of chars for next/prev */
-#define I830_LOG_MIN_TEX_REGION_SIZE 14
-
-
-/* Driver specific DRM command indices
- * NOTE: these are not OS specific, but they are driver specific
- */
-#define DRM_I830_INIT 0x00
-#define DRM_I830_FLUSH 0x01
-#define DRM_I830_FLIP 0x02
-#define DRM_I830_BATCHBUFFER 0x03
-#define DRM_I830_IRQ_EMIT 0x04
-#define DRM_I830_IRQ_WAIT 0x05
-#define DRM_I830_GETPARAM 0x06
-#define DRM_I830_SETPARAM 0x07
-#define DRM_I830_ALLOC 0x08
-#define DRM_I830_FREE 0x09
-#define DRM_I830_INIT_HEAP 0x0a
-#define DRM_I830_CMDBUFFER 0x0b
-#define DRM_I830_DESTROY_HEAP 0x0c
-
-typedef struct {
- enum {
- I830_INIT_DMA = 0x01,
- I830_CLEANUP_DMA = 0x02,
- I830_RESUME_DMA = 0x03
- } func;
- unsigned int mmio_offset;
- int sarea_priv_offset;
- unsigned int ring_start;
- unsigned int ring_end;
- unsigned int ring_size;
- unsigned int front_offset;
- unsigned int back_offset;
- unsigned int depth_offset;
- unsigned int w;
- unsigned int h;
- unsigned int pitch;
- unsigned int pitch_bits;
- unsigned int back_pitch;
- unsigned int depth_pitch;
- unsigned int cpp;
- unsigned int chipset;
-} drmI830Init;
-
-typedef struct {
- drmTextureRegion texList[I830_NR_TEX_REGIONS+1];
- int last_upload; /* last time texture was uploaded */
- int last_enqueue; /* last time a buffer was enqueued */
- int last_dispatch; /* age of the most recently dispatched buffer */
- int ctxOwner; /* last context to upload state */
- int texAge;
- int pf_enabled; /* is pageflipping allowed? */
- int pf_active;
- int pf_current_page; /* which buffer is being displayed? */
- int perf_boxes; /* performance boxes to be displayed */
- int width, height; /* screen size in pixels */
-
- drm_handle_t front_handle;
- int front_offset;
- int front_size;
-
- drm_handle_t back_handle;
- int back_offset;
- int back_size;
-
- drm_handle_t depth_handle;
- int depth_offset;
- int depth_size;
-
- drm_handle_t tex_handle;
- int tex_offset;
- int tex_size;
- int log_tex_granularity;
- int pitch;
- int rotation; /* 0, 90, 180 or 270 */
- int rotated_offset;
- int rotated_size;
- int rotated_pitch;
- int virtualX, virtualY;
-
- unsigned int front_tiled;
- unsigned int back_tiled;
- unsigned int depth_tiled;
- unsigned int rotated_tiled;
- unsigned int rotated2_tiled;
-
- int planeA_x;
- int planeA_y;
- int planeA_w;
- int planeA_h;
- int planeB_x;
- int planeB_y;
- int planeB_w;
- int planeB_h;
-} drmI830Sarea;
-
-/* Flags for perf_boxes
- */
-#define I830_BOX_RING_EMPTY 0x1 /* populated by kernel */
-#define I830_BOX_FLIP 0x2 /* populated by kernel */
-#define I830_BOX_WAIT 0x4 /* populated by kernel & client */
-#define I830_BOX_TEXTURE_LOAD 0x8 /* populated by kernel */
-#define I830_BOX_LOST_CONTEXT 0x10 /* populated by client */
-
-
-typedef struct {
- int start; /* agp offset */
- int used; /* nr bytes in use */
- int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */
- int DR4; /* window origin for GFX_OP_DRAWRECT_INFO*/
- int num_cliprects; /* mulitpass with multiple cliprects? */
- drm_clip_rect_t *cliprects; /* pointer to userspace cliprects */
-} drmI830BatchBuffer;
-
-typedef struct {
- char *buf; /* agp offset */
- int sz; /* nr bytes in use */
- int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */
- int DR4; /* window origin for GFX_OP_DRAWRECT_INFO*/
- int num_cliprects; /* mulitpass with multiple cliprects? */
- drm_clip_rect_t *cliprects; /* pointer to userspace cliprects */
-} drmI830CmdBuffer;
-
-typedef struct {
- int *irq_seq;
-} drmI830IrqEmit;
-
-typedef struct {
- int irq_seq;
-} drmI830IrqWait;
-
-typedef struct {
- int param;
- int *value;
-} drmI830GetParam;
-
-#define I830_PARAM_IRQ_ACTIVE 1
-#define I830_PARAM_ALLOW_BATCHBUFFER 2
-
-typedef struct {
- int param;
- int value;
-} drmI830SetParam;
-
-#define I830_SETPARAM_USE_MI_BATCHBUFFER_START 1
-#define I830_SETPARAM_TEX_LRU_LOG_GRANULARITY 2
-#define I830_SETPARAM_ALLOW_BATCHBUFFER 3
-
-
-/* A memory manager for regions of shared memory:
- */
-#define I830_MEM_REGION_AGP 1
-
-typedef struct {
- int region;
- int alignment;
- int size;
- int *region_offset; /* offset from start of fb or agp */
-} drmI830MemAlloc;
-
-typedef struct {
- int region;
- int region_offset;
-} drmI830MemFree;
-
-typedef struct {
- int region;
- int size;
- int start;
-} drmI830MemInitHeap;
-
-typedef struct {
- int region;
-} drmI830MemDestroyHeap;
-
-
-#endif /* _I830_DRM_H_ */
+++ /dev/null
-/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/i810/i830_dri.h,v 1.4 2002/10/30 12:52:18 alanh Exp $ */
-
-#ifndef _I830_DRI_H
-#define _I830_DRI_H
-
-#include "xf86drm.h"
-#include "i830_common.h"
-
-#define I830_MAX_DRAWABLES 256
-
-#define I830_MAJOR_VERSION 1
-#define I830_MINOR_VERSION 3
-#define I830_PATCHLEVEL 0
-
-#define I830_REG_SIZE 0x80000
-
-typedef struct _I830DRIRec {
- drm_handle_t regs;
- drmSize regsSize;
-
- drmSize backbufferSize;
- drm_handle_t backbuffer;
-
- drmSize depthbufferSize;
- drm_handle_t depthbuffer;
-
- drmSize rotatedSize;
- drm_handle_t rotatedbuffer;
-
- drm_handle_t textures;
- int textureSize;
-
- drm_handle_t agp_buffers;
- drmSize agp_buf_size;
-
- int deviceID;
- int width;
- int height;
- int mem;
- int cpp;
- int bitsPerPixel;
-
- int fbOffset;
- int fbStride;
-
- int backOffset;
- int backPitch;
-
- int depthOffset;
- int depthPitch;
-
- int rotatedOffset;
- int rotatedPitch;
-
- int logTextureGranularity;
- int textureOffset;
-
- int irq;
- int sarea_priv_offset;
-} I830DRIRec, *I830DRIPtr;
-
-typedef struct {
- /* Nothing here yet */
- int dummy;
-} I830ConfigPrivRec, *I830ConfigPrivPtr;
-
-typedef struct {
- /* Nothing here yet */
- int dummy;
-} I830DRIContextRec, *I830DRIContextPtr;
-
-
-#endif
+++ /dev/null
-#ifndef _INTEL_H_
-#define _INTEL_H_
-
-#include "xf86drm.h" /* drm_handle_t, etc */
-
-/* Intel */
-#ifndef PCI_CHIP_I810
-#define PCI_CHIP_I810 0x7121
-#define PCI_CHIP_I810_DC100 0x7123
-#define PCI_CHIP_I810_E 0x7125
-#define PCI_CHIP_I815 0x1132
-#define PCI_CHIP_I810_BRIDGE 0x7120
-#define PCI_CHIP_I810_DC100_BRIDGE 0x7122
-#define PCI_CHIP_I810_E_BRIDGE 0x7124
-#define PCI_CHIP_I815_BRIDGE 0x1130
-#endif
-
-#define PCI_CHIP_845_G 0x2562
-#define PCI_CHIP_I830_M 0x3577
-
-#ifndef PCI_CHIP_I855_GM
-#define PCI_CHIP_I855_GM 0x3582
-#define PCI_CHIP_I855_GM_BRIDGE 0x3580
-#endif
-
-#ifndef PCI_CHIP_I865_G
-#define PCI_CHIP_I865_G 0x2572
-#define PCI_CHIP_I865_G_BRIDGE 0x2570
-#endif
-
-#ifndef PCI_CHIP_I915_G
-#define PCI_CHIP_I915_G 0x2582
-#define PCI_CHIP_I915_G_BRIDGE 0x2580
-#endif
-
-#ifndef PCI_CHIP_I915_GM
-#define PCI_CHIP_I915_GM 0x2592
-#define PCI_CHIP_I915_GM_BRIDGE 0x2590
-#endif
-
-#ifndef PCI_CHIP_E7221_G
-#define PCI_CHIP_E7221_G 0x258A
-/* Same as I915_G_BRIDGE */
-#define PCI_CHIP_E7221_G_BRIDGE 0x2580
-#endif
-
-#ifndef PCI_CHIP_I945_G
-#define PCI_CHIP_I945_G 0x2772
-#define PCI_CHIP_I945_G_BRIDGE 0x2770
-#endif
-
-#ifndef PCI_CHIP_I945_GM
-#define PCI_CHIP_I945_GM 0x27A2
-#define PCI_CHIP_I945_GM_BRIDGE 0x27A0
-#endif
-
-#define IS_I810(pI810) (pI810->Chipset == PCI_CHIP_I810 || \
- pI810->Chipset == PCI_CHIP_I810_DC100 || \
- pI810->Chipset == PCI_CHIP_I810_E)
-#define IS_I815(pI810) (pI810->Chipset == PCI_CHIP_I815)
-#define IS_I830(pI810) (pI810->Chipset == PCI_CHIP_I830_M)
-#define IS_845G(pI810) (pI810->Chipset == PCI_CHIP_845_G)
-#define IS_I85X(pI810) (pI810->Chipset == PCI_CHIP_I855_GM)
-#define IS_I852(pI810) (pI810->Chipset == PCI_CHIP_I855_GM && (pI810->variant == I852_GM || pI810->variant == I852_GME))
-#define IS_I855(pI810) (pI810->Chipset == PCI_CHIP_I855_GM && (pI810->variant == I855_GM || pI810->variant == I855_GME))
-#define IS_I865G(pI810) (pI810->Chipset == PCI_CHIP_I865_G)
-
-#define IS_I915G(pI810) (pI810->Chipset == PCI_CHIP_I915_G || pI810->Chipset == PCI_CHIP_E7221_G)
-#define IS_I915GM(pI810) (pI810->Chipset == PCI_CHIP_I915_GM)
-#define IS_I945G(pI810) (pI810->Chipset == PCI_CHIP_I945_G)
-#define IS_I945GM(pI810) (pI810->Chipset == PCI_CHIP_I945_GM)
-#define IS_I9XX(pI810) (IS_I915G(pI810) || IS_I915GM(pI810) || IS_I945G(pI810) || IS_I945GM(pI810))
-
-#define IS_MOBILE(pI810) (IS_I830(pI810) || IS_I85X(pI810) || IS_I915GM(pI810) || IS_I945GM(pI810))
-
-#define I830_GMCH_CTRL 0x52
-
-
-#define I830_GMCH_GMS_MASK 0x70
-#define I830_GMCH_GMS_DISABLED 0x00
-#define I830_GMCH_GMS_LOCAL 0x10
-#define I830_GMCH_GMS_STOLEN_512 0x20
-#define I830_GMCH_GMS_STOLEN_1024 0x30
-#define I830_GMCH_GMS_STOLEN_8192 0x40
-
-#define I855_GMCH_GMS_MASK (0x7 << 4)
-#define I855_GMCH_GMS_DISABLED 0x00
-#define I855_GMCH_GMS_STOLEN_1M (0x1 << 4)
-#define I855_GMCH_GMS_STOLEN_4M (0x2 << 4)
-#define I855_GMCH_GMS_STOLEN_8M (0x3 << 4)
-#define I855_GMCH_GMS_STOLEN_16M (0x4 << 4)
-#define I855_GMCH_GMS_STOLEN_32M (0x5 << 4)
-#define I915G_GMCH_GMS_STOLEN_48M (0x6 << 4)
-#define I915G_GMCH_GMS_STOLEN_64M (0x7 << 4)
-
-typedef unsigned char Bool;
-#define TRUE 1
-#define FALSE 0
-
-#define PIPE_NONE 0<<0
-#define PIPE_CRT 1<<0
-#define PIPE_TV 1<<1
-#define PIPE_DFP 1<<2
-#define PIPE_LFP 1<<3
-#define PIPE_CRT2 1<<4
-#define PIPE_TV2 1<<5
-#define PIPE_DFP2 1<<6
-#define PIPE_LFP2 1<<7
-
-typedef struct _I830MemPool *I830MemPoolPtr;
-typedef struct _I830MemRange *I830MemRangePtr;
-typedef struct _I830MemRange {
- long Start;
- long End;
- long Size;
- unsigned long Physical;
- unsigned long Offset; /* Offset of AGP-allocated portion */
- unsigned long Alignment;
- drm_handle_t Key;
- unsigned long Pitch; // add pitch
- I830MemPoolPtr Pool;
-} I830MemRange;
-
-typedef struct _I830MemPool {
- I830MemRange Total;
- I830MemRange Free;
- I830MemRange Fixed;
- I830MemRange Allocated;
-} I830MemPool;
-
-typedef struct {
- int tail_mask;
- I830MemRange mem;
- unsigned char *virtual_start;
- int head;
- int tail;
- int space;
-} I830RingBuffer;
-
-typedef struct _I830Rec {
- unsigned char *MMIOBase;
- unsigned char *FbBase;
- int cpp;
-
- unsigned int bios_version;
-
- /* These are set in PreInit and never changed. */
- long FbMapSize;
- long TotalVideoRam;
- I830MemRange StolenMemory; /* pre-allocated memory */
- long BIOSMemorySize; /* min stolen pool size */
- int BIOSMemSizeLoc;
-
- /* These change according to what has been allocated. */
- long FreeMemory;
- I830MemRange MemoryAperture;
- I830MemPool StolenPool;
- long allocatedMemory;
-
- /* Regions allocated either from the above pools, or from agpgart. */
- /* for single and dual head configurations */
- I830MemRange FrontBuffer;
- I830MemRange FrontBuffer2;
- I830MemRange Scratch;
- I830MemRange Scratch2;
-
- I830RingBuffer *LpRing;
-
- I830MemRange BackBuffer;
- I830MemRange DepthBuffer;
- I830MemRange TexMem;
- int TexGranularity;
- I830MemRange ContextMem;
- int drmMinor;
- Bool have3DWindows;
-
- Bool NeedRingBufferLow;
- Bool allowPageFlip;
- Bool disableTiling;
-
- int Chipset;
- unsigned long LinearAddr;
- unsigned long MMIOAddr;
-
- drmSize registerSize; /**< \brief MMIO register map size */
- drm_handle_t registerHandle; /**< \brief MMIO register map handle */
- // IOADDRESS ioBase;
- int irq; /**< \brief IRQ number */
- int GttBound;
-
- drm_handle_t ring_map;
- unsigned int Fence[8];
-
-} I830Rec;
-
-/*
- * 12288 is set as the maximum, chosen because it is enough for
- * 1920x1440@32bpp with a 2048 pixel line pitch with some to spare.
- */
-#define I830_MAXIMUM_VBIOS_MEM 12288
-#define I830_DEFAULT_VIDEOMEM_2D (MB(32) / 1024)
-#define I830_DEFAULT_VIDEOMEM_3D (MB(64) / 1024)
-
-/* Flags for memory allocation function */
-#define FROM_ANYWHERE 0x00000000
-#define FROM_POOL_ONLY 0x00000001
-#define FROM_NEW_ONLY 0x00000002
-#define FROM_MASK 0x0000000f
-
-#define ALLOCATE_AT_TOP 0x00000010
-#define ALLOCATE_AT_BOTTOM 0x00000020
-#define FORCE_GAPS 0x00000040
-
-#define NEED_PHYSICAL_ADDR 0x00000100
-#define ALIGN_BOTH_ENDS 0x00000200
-#define FORCE_LOW 0x00000400
-
-#define ALLOC_NO_TILING 0x00001000
-#define ALLOC_INITIAL 0x00002000
-
-#define ALLOCATE_DRY_RUN 0x80000000
-
-/* Chipset registers for VIDEO BIOS memory RW access */
-#define _855_DRAM_RW_CONTROL 0x58
-#define _845_DRAM_RW_CONTROL 0x90
-#define DRAM_WRITE 0x33330000
-
-#define KB(x) ((x) * 1024)
-#define MB(x) ((x) * KB(1024))
-
-#define GTT_PAGE_SIZE KB(4)
-#define ROUND_TO(x, y) (((x) + (y) - 1) / (y) * (y))
-#define ROUND_DOWN_TO(x, y) ((x) / (y) * (y))
-#define ROUND_TO_PAGE(x) ROUND_TO((x), GTT_PAGE_SIZE)
-#define ROUND_TO_MB(x) ROUND_TO((x), MB(1))
-#define PRIMARY_RINGBUFFER_SIZE KB(128)
-
-
-/* Ring buffer registers, p277, overview p19
- */
-#define LP_RING 0x2030
-#define HP_RING 0x2040
-
-#define RING_TAIL 0x00
-#define TAIL_ADDR 0x000FFFF8
-#define I830_TAIL_MASK 0x001FFFF8
-
-#define RING_HEAD 0x04
-#define HEAD_WRAP_COUNT 0xFFE00000
-#define HEAD_WRAP_ONE 0x00200000
-#define HEAD_ADDR 0x001FFFFC
-#define I830_HEAD_MASK 0x001FFFFC
-
-#define RING_START 0x08
-#define START_ADDR 0x03FFFFF8
-#define I830_RING_START_MASK 0xFFFFF000
-
-#define RING_LEN 0x0C
-#define RING_NR_PAGES 0x001FF000
-#define I830_RING_NR_PAGES 0x001FF000
-#define RING_REPORT_MASK 0x00000006
-#define RING_REPORT_64K 0x00000002
-#define RING_REPORT_128K 0x00000004
-#define RING_NO_REPORT 0x00000000
-#define RING_VALID_MASK 0x00000001
-#define RING_VALID 0x00000001
-#define RING_INVALID 0x00000000
-
-
-/* Fence/Tiling ranges [0..7]
- */
-#define FENCE 0x2000
-#define FENCE_NR 8
-
-#define I915G_FENCE_START_MASK 0x0ff00000
-
-#define I830_FENCE_START_MASK 0x07f80000
-
-#define FENCE_START_MASK 0x03F80000
-#define FENCE_X_MAJOR 0x00000000
-#define FENCE_Y_MAJOR 0x00001000
-#define FENCE_SIZE_MASK 0x00000700
-#define FENCE_SIZE_512K 0x00000000
-#define FENCE_SIZE_1M 0x00000100
-#define FENCE_SIZE_2M 0x00000200
-#define FENCE_SIZE_4M 0x00000300
-#define FENCE_SIZE_8M 0x00000400
-#define FENCE_SIZE_16M 0x00000500
-#define FENCE_SIZE_32M 0x00000600
-#define FENCE_SIZE_64M 0x00000700
-#define I915G_FENCE_SIZE_1M 0x00000000
-#define I915G_FENCE_SIZE_2M 0x00000100
-#define I915G_FENCE_SIZE_4M 0x00000200
-#define I915G_FENCE_SIZE_8M 0x00000300
-#define I915G_FENCE_SIZE_16M 0x00000400
-#define I915G_FENCE_SIZE_32M 0x00000500
-#define I915G_FENCE_SIZE_64M 0x00000600
-#define I915G_FENCE_SIZE_128M 0x00000700
-#define FENCE_PITCH_1 0x00000000
-#define FENCE_PITCH_2 0x00000010
-#define FENCE_PITCH_4 0x00000020
-#define FENCE_PITCH_8 0x00000030
-#define FENCE_PITCH_16 0x00000040
-#define FENCE_PITCH_32 0x00000050
-#define FENCE_PITCH_64 0x00000060
-#define FENCE_VALID 0x00000001
-
-#include <mmio.h>
-
-# define MMIO_IN8(base, offset) \
- *(volatile unsigned char *)(((unsigned char*)(base)) + (offset))
-# define MMIO_IN32(base, offset) \
- read_MMIO_LE32(base, offset)
-# define MMIO_OUT8(base, offset, val) \
- *(volatile unsigned char *)(((unsigned char*)(base)) + (offset)) = (val)
-# define MMIO_OUT32(base, offset, val) \
- *(volatile unsigned int *)(void *)(((unsigned char*)(base)) + (offset)) = CPU_TO_LE32(val)
-
-
- /* Memory mapped register access macros */
-#define INREG8(addr) MMIO_IN8(MMIO, addr)
-#define INREG(addr) MMIO_IN32(MMIO, addr)
-#define OUTREG8(addr, val) MMIO_OUT8(MMIO, addr, val)
-#define OUTREG(addr, val) MMIO_OUT32(MMIO, addr, val)
-
-#define DSPABASE 0x70184
-
-#endif
+++ /dev/null
-/**
- * \file server/intel_dri.c
- * \brief File to perform the device-specific initialization tasks typically
- * done in the X server.
- *
- * Here they are converted to run in the client (or perhaps a standalone
- * process), and to work with the frame buffer device rather than the X
- * server infrastructure.
- *
- * Copyright (C) 2006 Dave Airlie (airlied@linux.ie)
-
- Permission is hereby granted, free of charge, to any person obtaining a
- copy of this software and associated documentation files (the
- "Software"), to deal in the Software without restriction, including
- without limitation the rights to use, copy, modify, merge, publish,
- distribute, sub license, and/or sell copies of the Software, and to
- permit persons to whom the Software is furnished to do so, subject to
- the following conditions:
-
- The above copyright notice and this permission notice (including the
- next paragraph) shall be included in all copies or substantial portions
- of the Software.
-
- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- IN NO EVENT SHALL THE COPYRIGHT HOLDERS AND/OR THEIR SUPPLIERS BE LIABLE FOR
- ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-*/
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <errno.h>
-#include <unistd.h>
-
-#include "driver.h"
-#include "drm.h"
-
-#include "intel.h"
-#include "i830_dri.h"
-
-#include "memops.h"
-#include "pciaccess.h"
-
-static size_t drm_page_size;
-static int nextTile = 0;
-#define xf86DrvMsg(...) do {} while(0)
-
-static const int pitches[] = {
- 128 * 8,
- 128 * 16,
- 128 * 32,
- 128 * 64,
- 0
-};
-
-static Bool I830DRIDoMappings(DRIDriverContext *ctx, I830Rec *pI830, drmI830Sarea *sarea);
-
-static unsigned long
-GetBestTileAlignment(unsigned long size)
-{
- unsigned long i;
-
- for (i = KB(512); i < size; i <<= 1)
- ;
-
- if (i > MB(64))
- i = MB(64);
-
- return i;
-}
-
-static void SetFenceRegs(const DRIDriverContext *ctx, I830Rec *pI830)
-{
- int i;
- unsigned char *MMIO = ctx->MMIOAddress;
-
- for (i = 0; i < 8; i++) {
- OUTREG(FENCE + i * 4, pI830->Fence[i]);
- // if (I810_DEBUG & DEBUG_VERBOSE_VGA)
- fprintf(stderr,"Fence Register : %x\n", pI830->Fence[i]);
- }
-}
-
-/* Tiled memory is good... really, really good...
- *
- * Need to make it less likely that we miss out on this - probably
- * need to move the frontbuffer away from the 'guarenteed' alignment
- * of the first memory segment, or perhaps allocate a discontigous
- * framebuffer to get more alignment 'sweet spots'.
- */
-static void
-SetFence(const DRIDriverContext *ctx, I830Rec *pI830,
- int nr, unsigned int start, unsigned int pitch,
- unsigned int size)
-{
- unsigned int val;
- unsigned int fence_mask = 0;
- unsigned int fence_pitch;
-
- if (nr < 0 || nr > 7) {
- fprintf(stderr,
- "SetFence: fence %d out of range\n",nr);
- return;
- }
-
- pI830->Fence[nr] = 0;
-
- if (IS_I9XX(pI830))
- fence_mask = ~I915G_FENCE_START_MASK;
- else
- fence_mask = ~I830_FENCE_START_MASK;
-
- if (start & fence_mask) {
- fprintf(stderr,
- "SetFence: %d: start (0x%08x) is not %s aligned\n",
- nr, start, (IS_I9XX(pI830)) ? "1MB" : "512k");
- return;
- }
-
- if (start % size) {
- fprintf(stderr,
- "SetFence: %d: start (0x%08x) is not size (%dk) aligned\n",
- nr, start, size / 1024);
- return;
- }
-
- if (pitch & 127) {
- fprintf(stderr,
- "SetFence: %d: pitch (%d) not a multiple of 128 bytes\n",
- nr, pitch);
- return;
- }
-
- val = (start | FENCE_X_MAJOR | FENCE_VALID);
-
- if (IS_I9XX(pI830)) {
- switch (size) {
- case MB(1):
- val |= I915G_FENCE_SIZE_1M;
- break;
- case MB(2):
- val |= I915G_FENCE_SIZE_2M;
- break;
- case MB(4):
- val |= I915G_FENCE_SIZE_4M;
- break;
- case MB(8):
- val |= I915G_FENCE_SIZE_8M;
- break;
- case MB(16):
- val |= I915G_FENCE_SIZE_16M;
- break;
- case MB(32):
- val |= I915G_FENCE_SIZE_32M;
- break;
- case MB(64):
- val |= I915G_FENCE_SIZE_64M;
- break;
- default:
- fprintf(stderr,
- "SetFence: %d: illegal size (%d kByte)\n", nr, size / 1024);
- return;
- }
- } else {
- switch (size) {
- case KB(512):
- val |= FENCE_SIZE_512K;
- break;
- case MB(1):
- val |= FENCE_SIZE_1M;
- break;
- case MB(2):
- val |= FENCE_SIZE_2M;
- break;
- case MB(4):
- val |= FENCE_SIZE_4M;
- break;
- case MB(8):
- val |= FENCE_SIZE_8M;
- break;
- case MB(16):
- val |= FENCE_SIZE_16M;
- break;
- case MB(32):
- val |= FENCE_SIZE_32M;
- break;
- case MB(64):
- val |= FENCE_SIZE_64M;
- break;
- default:
- fprintf(stderr,
- "SetFence: %d: illegal size (%d kByte)\n", nr, size / 1024);
- return;
- }
- }
-
- if (IS_I9XX(pI830))
- fence_pitch = pitch / 512;
- else
- fence_pitch = pitch / 128;
-
- switch (fence_pitch) {
- case 1:
- val |= FENCE_PITCH_1;
- break;
- case 2:
- val |= FENCE_PITCH_2;
- break;
- case 4:
- val |= FENCE_PITCH_4;
- break;
- case 8:
- val |= FENCE_PITCH_8;
- break;
- case 16:
- val |= FENCE_PITCH_16;
- break;
- case 32:
- val |= FENCE_PITCH_32;
- break;
- case 64:
- val |= FENCE_PITCH_64;
- break;
- default:
- fprintf(stderr,
- "SetFence: %d: illegal pitch (%d)\n", nr, pitch);
- return;
- }
-
- pI830->Fence[nr] = val;
-}
-
-static Bool
-MakeTiles(const DRIDriverContext *ctx, I830Rec *pI830, I830MemRange *pMem)
-{
- int pitch, ntiles, i;
-
- pitch = pMem->Pitch * ctx->cpp;
- /*
- * Simply try to break the region up into at most four pieces of size
- * equal to the alignment.
- */
- ntiles = ROUND_TO(pMem->Size, pMem->Alignment) / pMem->Alignment;
- if (ntiles >= 4) {
- return FALSE;
- }
-
- for (i = 0; i < ntiles; i++, nextTile++) {
- SetFence(ctx, pI830, nextTile, pMem->Start + i * pMem->Alignment,
- pitch, pMem->Alignment);
- }
- return TRUE;
-}
-
-static void I830SetupMemoryTiling(const DRIDriverContext *ctx, I830Rec *pI830)
-{
- int i;
-
- /* Clear out */
- for (i = 0; i < 8; i++)
- pI830->Fence[i] = 0;
-
- nextTile = 0;
-
- if (pI830->BackBuffer.Alignment >= KB(512)) {
- if (MakeTiles(ctx, pI830, &(pI830->BackBuffer))) {
- fprintf(stderr,
- "Activating tiled memory for the back buffer.\n");
- } else {
- fprintf(stderr,
- "MakeTiles failed for the back buffer.\n");
- pI830->allowPageFlip = FALSE;
- }
- }
-
- if (pI830->DepthBuffer.Alignment >= KB(512)) {
- if (MakeTiles(ctx, pI830, &(pI830->DepthBuffer))) {
- fprintf(stderr,
- "Activating tiled memory for the depth buffer.\n");
- } else {
- fprintf(stderr,
- "MakeTiles failed for the depth buffer.\n");
- }
- }
-
- return;
-}
-
-static int I830DetectMemory(const DRIDriverContext *ctx, I830Rec *pI830)
-{
- struct pci_device host_bridge;
- uint32_t gmch_ctrl;
- int memsize = 0;
- int range;
-
- memset(&host_bridge, 0, sizeof(host_bridge));
-
- pci_device_cfg_read_u32(&host_bridge, &gmch_ctrl, I830_GMCH_CTRL);
-
- /* We need to reduce the stolen size, by the GTT and the popup.
- * The GTT varying according the the FbMapSize and the popup is 4KB */
- range = (ctx->shared.fbSize / (1024*1024)) + 4;
-
- if (IS_I85X(pI830) || IS_I865G(pI830) || IS_I9XX(pI830)) {
- switch (gmch_ctrl & I830_GMCH_GMS_MASK) {
- case I855_GMCH_GMS_STOLEN_1M:
- memsize = MB(1) - KB(range);
- break;
- case I855_GMCH_GMS_STOLEN_4M:
- memsize = MB(4) - KB(range);
- break;
- case I855_GMCH_GMS_STOLEN_8M:
- memsize = MB(8) - KB(range);
- break;
- case I855_GMCH_GMS_STOLEN_16M:
- memsize = MB(16) - KB(range);
- break;
- case I855_GMCH_GMS_STOLEN_32M:
- memsize = MB(32) - KB(range);
- break;
- case I915G_GMCH_GMS_STOLEN_48M:
- if (IS_I9XX(pI830))
- memsize = MB(48) - KB(range);
- break;
- case I915G_GMCH_GMS_STOLEN_64M:
- if (IS_I9XX(pI830))
- memsize = MB(64) - KB(range);
- break;
- }
- } else {
- switch (gmch_ctrl & I830_GMCH_GMS_MASK) {
- case I830_GMCH_GMS_STOLEN_512:
- memsize = KB(512) - KB(range);
- break;
- case I830_GMCH_GMS_STOLEN_1024:
- memsize = MB(1) - KB(range);
- break;
- case I830_GMCH_GMS_STOLEN_8192:
- memsize = MB(8) - KB(range);
- break;
- case I830_GMCH_GMS_LOCAL:
- memsize = 0;
- xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
- "Local memory found, but won't be used.\n");
- break;
- }
- }
- if (memsize > 0) {
- fprintf(stderr,
- "detected %d kB stolen memory.\n", memsize / 1024);
- } else {
- fprintf(stderr,
- "no video memory detected.\n");
- }
- return memsize;
-}
-
-static int AgpInit(const DRIDriverContext *ctx, I830Rec *info)
-{
- unsigned long mode = 0x4;
-
- if (drmAgpAcquire(ctx->drmFD) < 0) {
- fprintf(stderr, "[gart] AGP not available\n");
- return 0;
- }
-
- if (drmAgpEnable(ctx->drmFD, mode) < 0) {
- fprintf(stderr, "[gart] AGP not enabled\n");
- drmAgpRelease(ctx->drmFD);
- return 0;
- }
- else
- fprintf(stderr, "[gart] AGP enabled at %dx\n", ctx->agpmode);
-
- return 1;
-}
-
-/*
- * Allocate memory from the given pool. Grow the pool if needed and if
- * possible.
- */
-static unsigned long
-AllocFromPool(const DRIDriverContext *ctx, I830Rec *pI830,
- I830MemRange *result, I830MemPool *pool,
- long size, unsigned long alignment, int flags)
-{
- long needed, start, end;
-
- if (!result || !pool || !size)
- return 0;
-
- /* Calculate how much space is needed. */
- if (alignment <= GTT_PAGE_SIZE)
- needed = size;
- else {
- start = ROUND_TO(pool->Free.Start, alignment);
- end = ROUND_TO(start + size, alignment);
- needed = end - pool->Free.Start;
- }
- if (needed > pool->Free.Size) {
- return 0;
- }
-
- result->Start = ROUND_TO(pool->Free.Start, alignment);
- pool->Free.Start += needed;
- result->End = pool->Free.Start;
-
- pool->Free.Size = pool->Free.End - pool->Free.Start;
- result->Size = result->End - result->Start;
- result->Pool = pool;
- result->Alignment = alignment;
- return needed;
-}
-
-static unsigned long AllocFromAGP(const DRIDriverContext *ctx, I830Rec *pI830, long size, unsigned long alignment, I830MemRange *result)
-{
- unsigned long start, end;
- unsigned long newApStart, newApEnd;
- int ret;
- if (!result || !size)
- return 0;
-
- if (!alignment)
- alignment = 4;
-
- start = ROUND_TO(pI830->MemoryAperture.Start, alignment);
- end = ROUND_TO(start + size, alignment);
- newApStart = end;
- newApEnd = pI830->MemoryAperture.End;
-
- ret=drmAgpAlloc(ctx->drmFD, size, 0, &(result->Physical), (drm_handle_t *)&(result->Key));
-
- if (ret)
- {
- fprintf(stderr,"drmAgpAlloc failed %d\n", ret);
- return 0;
- }
- pI830->allocatedMemory += size;
- pI830->MemoryAperture.Start = newApStart;
- pI830->MemoryAperture.End = newApEnd;
- pI830->MemoryAperture.Size = newApEnd - newApStart;
- // pI830->FreeMemory -= size;
- result->Start = start;
- result->End = start + size;
- result->Size = size;
- result->Offset = start;
- result->Alignment = alignment;
- result->Pool = NULL;
-
- return size;
-}
-
-unsigned long
-I830AllocVidMem(const DRIDriverContext *ctx, I830Rec *pI830,
- I830MemRange *result, I830MemPool *pool, long size,
- unsigned long alignment, int flags)
-{
- unsigned long ret;
-
- if (!result)
- return 0;
-
- /* Make sure these are initialised. */
- result->Size = 0;
- result->Key = -1;
-
- if (!size) {
- return 0;
- }
-
- if (pool->Free.Size < size) {
- ret = AllocFromAGP(ctx, pI830, size, alignment, result);
- }
- else {
- ret = AllocFromPool(ctx, pI830, result, pool, size, alignment, flags);
- if (ret == 0)
- ret = AllocFromAGP(ctx, pI830, size, alignment, result);
- }
- return ret;
-}
-
-static Bool BindAgpRange(const DRIDriverContext *ctx, I830MemRange *mem)
-{
- if (!mem)
- return FALSE;
-
- if (mem->Key == -1)
- return TRUE;
-
- return !drmAgpBind(ctx->drmFD, mem->Key, mem->Offset);
-}
-
-/* simple memory allocation routines needed */
-/* put ring buffer in low memory */
-/* need to allocate front, back, depth buffers aligned correctly,
- allocate ring buffer,
-*/
-
-/* */
-static Bool
-I830AllocateMemory(const DRIDriverContext *ctx, I830Rec *pI830)
-{
- unsigned long size, ret;
- unsigned long lines, lineSize, align;
-
- /* allocate ring buffer */
- memset(pI830->LpRing, 0, sizeof(I830RingBuffer));
- pI830->LpRing->mem.Key = -1;
-
- size = PRIMARY_RINGBUFFER_SIZE;
-
- ret = I830AllocVidMem(ctx, pI830, &pI830->LpRing->mem, &pI830->StolenPool, size, 0x1000, 0);
-
- if (ret != size)
- {
- fprintf(stderr,"unable to allocate ring buffer %ld\n", ret);
- return FALSE;
- }
-
- pI830->LpRing->tail_mask = pI830->LpRing->mem.Size - 1;
-
-
- /* allocate front buffer */
- memset(&(pI830->FrontBuffer), 0, sizeof(pI830->FrontBuffer));
- pI830->FrontBuffer.Key = -1;
- pI830->FrontBuffer.Pitch = ctx->shared.virtualWidth;
-
- align = KB(512);
-
- lineSize = ctx->shared.virtualWidth * ctx->cpp;
- lines = (ctx->shared.virtualHeight + 15) / 16 * 16;
- size = lineSize * lines;
- size = ROUND_TO_PAGE(size);
-
- align = GetBestTileAlignment(size);
-
- ret = I830AllocVidMem(ctx, pI830, &pI830->FrontBuffer, &pI830->StolenPool, size, align, 0);
- if (ret < size)
- {
- fprintf(stderr,"unable to allocate front buffer %ld\n", ret);
- return FALSE;
- }
-
- memset(&(pI830->BackBuffer), 0, sizeof(pI830->BackBuffer));
- pI830->BackBuffer.Key = -1;
- pI830->BackBuffer.Pitch = ctx->shared.virtualWidth;
-
- ret = I830AllocVidMem(ctx, pI830, &pI830->BackBuffer, &pI830->StolenPool, size, align, 0);
- if (ret < size)
- {
- fprintf(stderr,"unable to allocate back buffer %ld\n", ret);
- return FALSE;
- }
-
- memset(&(pI830->DepthBuffer), 0, sizeof(pI830->DepthBuffer));
- pI830->DepthBuffer.Key = -1;
- pI830->DepthBuffer.Pitch = ctx->shared.virtualWidth;
-
- ret = I830AllocVidMem(ctx, pI830, &pI830->DepthBuffer, &pI830->StolenPool, size, align, 0);
- if (ret < size)
- {
- fprintf(stderr,"unable to allocate depth buffer %ld\n", ret);
- return FALSE;
- }
-
- memset(&(pI830->ContextMem), 0, sizeof(pI830->ContextMem));
- pI830->ContextMem.Key = -1;
- size = KB(32);
-
- ret = I830AllocVidMem(ctx, pI830, &pI830->ContextMem, &pI830->StolenPool, size, align, 0);
- if (ret < size)
- {
- fprintf(stderr,"unable to allocate context buffer %ld\n", ret);
- return FALSE;
- }
-
- memset(&(pI830->TexMem), 0, sizeof(pI830->TexMem));
- pI830->TexMem.Key = -1;
-
- size = 32768 * 1024;
- ret = AllocFromAGP(ctx, pI830, size, align, &pI830->TexMem);
- if (ret < size)
- {
- fprintf(stderr,"unable to allocate texture memory %ld\n", ret);
- return FALSE;
- }
-
- return TRUE;
-}
-
-static Bool
-I830BindMemory(const DRIDriverContext *ctx, I830Rec *pI830)
-{
- if (!BindAgpRange(ctx, &pI830->LpRing->mem))
- return FALSE;
- if (!BindAgpRange(ctx, &pI830->FrontBuffer))
- return FALSE;
- if (!BindAgpRange(ctx, &pI830->BackBuffer))
- return FALSE;
- if (!BindAgpRange(ctx, &pI830->DepthBuffer))
- return FALSE;
- if (!BindAgpRange(ctx, &pI830->ContextMem))
- return FALSE;
- if (!BindAgpRange(ctx, &pI830->TexMem))
- return FALSE;
-
- return TRUE;
-}
-
-static Bool
-I830CleanupDma(const DRIDriverContext *ctx)
-{
- drmI830Init info;
-
- memset(&info, 0, sizeof(drmI830Init));
- info.func = I830_CLEANUP_DMA;
-
- if (drmCommandWrite(ctx->drmFD, DRM_I830_INIT,
- &info, sizeof(drmI830Init))) {
- fprintf(stderr, "I830 Dma Cleanup Failed\n");
- return FALSE;
- }
-
- return TRUE;
-}
-
-static Bool
-I830InitDma(const DRIDriverContext *ctx, I830Rec *pI830)
-{
- I830RingBuffer *ring = pI830->LpRing;
- drmI830Init info;
-
- memset(&info, 0, sizeof(drmI830Init));
- info.func = I830_INIT_DMA;
-
- info.ring_start = ring->mem.Start + pI830->LinearAddr;
- info.ring_end = ring->mem.End + pI830->LinearAddr;
- info.ring_size = ring->mem.Size;
-
- info.mmio_offset = (unsigned int)ctx->MMIOStart;
-
- info.sarea_priv_offset = sizeof(drm_sarea_t);
-
- info.front_offset = pI830->FrontBuffer.Start;
- info.back_offset = pI830->BackBuffer.Start;
- info.depth_offset = pI830->DepthBuffer.Start;
- info.w = ctx->shared.virtualWidth;
- info.h = ctx->shared.virtualHeight;
- info.pitch = ctx->shared.virtualWidth;
- info.back_pitch = pI830->BackBuffer.Pitch;
- info.depth_pitch = pI830->DepthBuffer.Pitch;
- info.cpp = ctx->cpp;
-
- if (drmCommandWrite(ctx->drmFD, DRM_I830_INIT,
- &info, sizeof(drmI830Init))) {
- fprintf(stderr,
- "I830 Dma Initialization Failed\n");
- return FALSE;
- }
-
- return TRUE;
-}
-
-static int I830CheckDRMVersion( const DRIDriverContext *ctx,
- I830Rec *pI830 )
-{
- drmVersionPtr version;
-
- version = drmGetVersion(ctx->drmFD);
-
- if (version) {
- int req_minor, req_patch;
-
- req_minor = 4;
- req_patch = 0;
-
- if (version->version_major != 1 ||
- version->version_minor < req_minor ||
- (version->version_minor == req_minor &&
- version->version_patchlevel < req_patch)) {
- /* Incompatible drm version */
- fprintf(stderr,
- "[dri] I830DRIScreenInit failed because of a version "
- "mismatch.\n"
- "[dri] i915.o kernel module version is %d.%d.%d "
- "but version 1.%d.%d or newer is needed.\n"
- "[dri] Disabling DRI.\n",
- version->version_major,
- version->version_minor,
- version->version_patchlevel,
- req_minor,
- req_patch);
- drmFreeVersion(version);
- return 0;
- }
-
- pI830->drmMinor = version->version_minor;
- drmFreeVersion(version);
- }
- return 1;
-}
-
-static void
-I830SetRingRegs(const DRIDriverContext *ctx, I830Rec *pI830)
-{
- unsigned int itemp;
- unsigned char *MMIO = ctx->MMIOAddress;
-
- OUTREG(LP_RING + RING_LEN, 0);
- OUTREG(LP_RING + RING_TAIL, 0);
- OUTREG(LP_RING + RING_HEAD, 0);
-
- if ((long)(pI830->LpRing->mem.Start & I830_RING_START_MASK) !=
- pI830->LpRing->mem.Start) {
- fprintf(stderr,
- "I830SetRingRegs: Ring buffer start (%lx) violates its "
- "mask (%x)\n", pI830->LpRing->mem.Start, I830_RING_START_MASK);
- }
- /* Don't care about the old value. Reserved bits must be zero anyway. */
- itemp = pI830->LpRing->mem.Start & I830_RING_START_MASK;
- OUTREG(LP_RING + RING_START, itemp);
-
- if (((pI830->LpRing->mem.Size - 4096) & I830_RING_NR_PAGES) !=
- pI830->LpRing->mem.Size - 4096) {
- fprintf(stderr,
- "I830SetRingRegs: Ring buffer size - 4096 (%lx) violates its "
- "mask (%x)\n", pI830->LpRing->mem.Size - 4096,
- I830_RING_NR_PAGES);
- }
- /* Don't care about the old value. Reserved bits must be zero anyway. */
- itemp = (pI830->LpRing->mem.Size - 4096) & I830_RING_NR_PAGES;
- itemp |= (RING_NO_REPORT | RING_VALID);
- OUTREG(LP_RING + RING_LEN, itemp);
-
- pI830->LpRing->head = INREG(LP_RING + RING_HEAD) & I830_HEAD_MASK;
- pI830->LpRing->tail = INREG(LP_RING + RING_TAIL);
- pI830->LpRing->space = pI830->LpRing->head - (pI830->LpRing->tail + 8);
- if (pI830->LpRing->space < 0)
- pI830->LpRing->space += pI830->LpRing->mem.Size;
-
- SetFenceRegs(ctx, pI830);
-
- /* RESET THE DISPLAY PIPE TO POINT TO THE FRONTBUFFER - hacky
- hacky hacky */
- OUTREG(DSPABASE, pI830->FrontBuffer.Start + pI830->LinearAddr);
-
-}
-
-static Bool
-I830SetParam(const DRIDriverContext *ctx, int param, int value)
-{
- drmI830SetParam sp;
-
- memset(&sp, 0, sizeof(sp));
- sp.param = param;
- sp.value = value;
-
- if (drmCommandWrite(ctx->drmFD, DRM_I830_SETPARAM, &sp, sizeof(sp))) {
- fprintf(stderr, "I830 SetParam Failed\n");
- return FALSE;
- }
-
- return TRUE;
-}
-
-static Bool
-I830DRIMapScreenRegions(DRIDriverContext *ctx, I830Rec *pI830, drmI830Sarea *sarea)
-{
- fprintf(stderr,
- "[drm] Mapping front buffer\n");
-
- if (drmAddMap(ctx->drmFD,
- (drm_handle_t)(sarea->front_offset + pI830->LinearAddr),
- sarea->front_size,
- DRM_FRAME_BUFFER, /*DRM_AGP,*/
- 0,
- &sarea->front_handle) < 0) {
- fprintf(stderr,
- "[drm] drmAddMap(front_handle) failed. Disabling DRI\n");
- return FALSE;
- }
- ctx->shared.hFrameBuffer = sarea->front_handle;
- ctx->shared.fbSize = sarea->front_size;
- fprintf(stderr, "[drm] Front Buffer = 0x%08x\n",
- sarea->front_handle);
-
- if (drmAddMap(ctx->drmFD,
- (drm_handle_t)(sarea->back_offset),
- sarea->back_size, DRM_AGP, 0,
- &sarea->back_handle) < 0) {
- fprintf(stderr,
- "[drm] drmAddMap(back_handle) failed. Disabling DRI\n");
- return FALSE;
- }
- fprintf(stderr, "[drm] Back Buffer = 0x%08x\n",
- sarea->back_handle);
-
- if (drmAddMap(ctx->drmFD,
- (drm_handle_t)sarea->depth_offset,
- sarea->depth_size, DRM_AGP, 0,
- &sarea->depth_handle) < 0) {
- fprintf(stderr,
- "[drm] drmAddMap(depth_handle) failed. Disabling DRI\n");
- return FALSE;
- }
- fprintf(stderr, "[drm] Depth Buffer = 0x%08x\n",
- sarea->depth_handle);
-
- if (drmAddMap(ctx->drmFD,
- (drm_handle_t)sarea->tex_offset,
- sarea->tex_size, DRM_AGP, 0,
- &sarea->tex_handle) < 0) {
- fprintf(stderr,
- "[drm] drmAddMap(tex_handle) failed. Disabling DRI\n");
- return FALSE;
- }
- fprintf(stderr, "[drm] textures = 0x%08x\n",
- sarea->tex_handle);
-
- return TRUE;
-}
-
-
-static void
-I830DRIUnmapScreenRegions(const DRIDriverContext *ctx, I830Rec *pI830, drmI830Sarea *sarea)
-{
-#if 1
- if (sarea->front_handle) {
- drmRmMap(ctx->drmFD, sarea->front_handle);
- sarea->front_handle = 0;
- }
-#endif
- if (sarea->back_handle) {
- drmRmMap(ctx->drmFD, sarea->back_handle);
- sarea->back_handle = 0;
- }
- if (sarea->depth_handle) {
- drmRmMap(ctx->drmFD, sarea->depth_handle);
- sarea->depth_handle = 0;
- }
- if (sarea->tex_handle) {
- drmRmMap(ctx->drmFD, sarea->tex_handle);
- sarea->tex_handle = 0;
- }
-}
-
-static void
-I830InitTextureHeap(const DRIDriverContext *ctx, I830Rec *pI830, drmI830Sarea *sarea)
-{
- /* Start up the simple memory manager for agp space */
- drmI830MemInitHeap drmHeap;
- drmHeap.region = I830_MEM_REGION_AGP;
- drmHeap.start = 0;
- drmHeap.size = sarea->tex_size;
-
- if (drmCommandWrite(ctx->drmFD, DRM_I830_INIT_HEAP,
- &drmHeap, sizeof(drmHeap))) {
- fprintf(stderr,
- "[drm] Failed to initialized agp heap manager\n");
- } else {
- fprintf(stderr,
- "[drm] Initialized kernel agp heap manager, %d\n",
- sarea->tex_size);
-
- I830SetParam(ctx, I830_SETPARAM_TEX_LRU_LOG_GRANULARITY,
- sarea->log_tex_granularity);
- }
-}
-
-static Bool
-I830DRIDoMappings(DRIDriverContext *ctx, I830Rec *pI830, drmI830Sarea *sarea)
-{
- if (drmAddMap(ctx->drmFD,
- (drm_handle_t)pI830->LpRing->mem.Start,
- pI830->LpRing->mem.Size, DRM_AGP, 0,
- &pI830->ring_map) < 0) {
- fprintf(stderr,
- "[drm] drmAddMap(ring_map) failed. Disabling DRI\n");
- return FALSE;
- }
- fprintf(stderr, "[drm] ring buffer = 0x%08x\n",
- pI830->ring_map);
-
- if (I830InitDma(ctx, pI830) == FALSE) {
- return FALSE;
- }
-
- /* init to zero to be safe */
-
- I830DRIMapScreenRegions(ctx, pI830, sarea);
- I830InitTextureHeap(ctx, pI830, sarea);
-
- if (ctx->pciDevice != PCI_CHIP_845_G &&
- ctx->pciDevice != PCI_CHIP_I830_M) {
- I830SetParam(ctx, I830_SETPARAM_USE_MI_BATCHBUFFER_START, 1 );
- }
-
- /* Okay now initialize the dma engine */
- {
- pI830->irq = drmGetInterruptFromBusID(ctx->drmFD,
- ctx->pciBus,
- ctx->pciDevice,
- ctx->pciFunc);
-
- if (drmCtlInstHandler(ctx->drmFD, pI830->irq)) {
- fprintf(stderr,
- "[drm] failure adding irq handler\n");
- pI830->irq = 0;
- return FALSE;
- }
- else
- fprintf(stderr,
- "[drm] dma control initialized, using IRQ %d\n",
- pI830->irq);
- }
-
- fprintf(stderr, "[dri] visual configs initialized\n");
-
- return TRUE;
-}
-
-static Bool
-I830ClearScreen(DRIDriverContext *ctx, I830Rec *pI830, drmI830Sarea *sarea)
-{
- /* need to drmMap front and back buffers and zero them */
- drmAddress map_addr;
- int ret;
-
- ret = drmMap(ctx->drmFD,
- sarea->front_handle,
- sarea->front_size,
- &map_addr);
-
- if (ret)
- {
- fprintf(stderr, "Unable to map front buffer\n");
- return FALSE;
- }
-
- drimemsetio((char *)map_addr,
- 0,
- sarea->front_size);
- drmUnmap(map_addr, sarea->front_size);
-
-
- ret = drmMap(ctx->drmFD,
- sarea->back_handle,
- sarea->back_size,
- &map_addr);
-
- if (ret)
- {
- fprintf(stderr, "Unable to map back buffer\n");
- return FALSE;
- }
-
- drimemsetio((char *)map_addr,
- 0,
- sarea->back_size);
- drmUnmap(map_addr, sarea->back_size);
-
- return TRUE;
-}
-
-static Bool
-I830ScreenInit(DRIDriverContext *ctx, I830Rec *pI830)
-
-{
- I830DRIPtr pI830DRI;
- drmI830Sarea *pSAREAPriv;
- int err;
-
- drm_page_size = getpagesize();
-
- pI830->registerSize = ctx->MMIOSize;
- /* This is a hack for now. We have to have more than a 4k page here
- * because of the size of the state. However, the state should be
- * in a per-context mapping. This will be added in the Mesa 3.5 port
- * of the I830 driver.
- */
- ctx->shared.SAREASize = SAREA_MAX;
-
- /* Note that drmOpen will try to load the kernel module, if needed. */
- ctx->drmFD = drmOpen("i915", NULL );
- if (ctx->drmFD < 0) {
- fprintf(stderr, "[drm] drmOpen failed\n");
- return 0;
- }
-
- if ((err = drmSetBusid(ctx->drmFD, ctx->pciBusID)) < 0) {
- fprintf(stderr, "[drm] drmSetBusid failed (%d, %s), %s\n",
- ctx->drmFD, ctx->pciBusID, strerror(-err));
- return 0;
- }
-
- if (drmAddMap( ctx->drmFD,
- 0,
- ctx->shared.SAREASize,
- DRM_SHM,
- DRM_CONTAINS_LOCK,
- &ctx->shared.hSAREA) < 0)
- {
- fprintf(stderr, "[drm] drmAddMap failed\n");
- return 0;
- }
-
- fprintf(stderr, "[drm] added %d byte SAREA at 0x%08x\n",
- ctx->shared.SAREASize, ctx->shared.hSAREA);
-
- if (drmMap( ctx->drmFD,
- ctx->shared.hSAREA,
- ctx->shared.SAREASize,
- (drmAddressPtr)(&ctx->pSAREA)) < 0)
- {
- fprintf(stderr, "[drm] drmMap failed\n");
- return 0;
-
- }
-
- memset(ctx->pSAREA, 0, ctx->shared.SAREASize);
- fprintf(stderr, "[drm] mapped SAREA 0x%08x to %p, size %d\n",
- ctx->shared.hSAREA, ctx->pSAREA, ctx->shared.SAREASize);
-
-
- if (drmAddMap(ctx->drmFD,
- ctx->MMIOStart,
- ctx->MMIOSize,
- DRM_REGISTERS,
- DRM_READ_ONLY,
- &pI830->registerHandle) < 0) {
- fprintf(stderr, "[drm] drmAddMap mmio failed\n");
- return 0;
- }
- fprintf(stderr,
- "[drm] register handle = 0x%08x\n", pI830->registerHandle);
-
-
- if (!I830CheckDRMVersion(ctx, pI830)) {
- return FALSE;
- }
-
- /* Create a 'server' context so we can grab the lock for
- * initialization ioctls.
- */
- if ((err = drmCreateContext(ctx->drmFD, &ctx->serverContext)) != 0) {
- fprintf(stderr, "%s: drmCreateContext failed %d\n", __FUNCTION__, err);
- return 0;
- }
-
- DRM_LOCK(ctx->drmFD, ctx->pSAREA, ctx->serverContext, 0);
-
- /* Initialize the SAREA private data structure */
- pSAREAPriv = (drmI830Sarea *)(((char*)ctx->pSAREA) +
- sizeof(drm_sarea_t));
- memset(pSAREAPriv, 0, sizeof(*pSAREAPriv));
-
- pI830->StolenMemory.Size = I830DetectMemory(ctx, pI830);
- pI830->StolenMemory.Start = 0;
- pI830->StolenMemory.End = pI830->StolenMemory.Size;
-
- pI830->MemoryAperture.Start = pI830->StolenMemory.End;
- pI830->MemoryAperture.End = KB(40000);
- pI830->MemoryAperture.Size = pI830->MemoryAperture.End - pI830->MemoryAperture.Start;
-
- pI830->StolenPool.Fixed = pI830->StolenMemory;
- pI830->StolenPool.Total = pI830->StolenMemory;
- pI830->StolenPool.Free = pI830->StolenPool.Total;
- pI830->FreeMemory = pI830->StolenPool.Total.Size;
-
- if (!AgpInit(ctx, pI830))
- return FALSE;
-
- if (I830AllocateMemory(ctx, pI830) == FALSE)
- {
- return FALSE;
- }
-
- if (I830BindMemory(ctx, pI830) == FALSE)
- {
- return FALSE;
- }
-
- pSAREAPriv->front_offset = pI830->FrontBuffer.Start;
- pSAREAPriv->front_size = pI830->FrontBuffer.Size;
- pSAREAPriv->width = ctx->shared.virtualWidth;
- pSAREAPriv->height = ctx->shared.virtualHeight;
- pSAREAPriv->pitch = ctx->shared.virtualWidth;
- pSAREAPriv->virtualX = ctx->shared.virtualWidth;
- pSAREAPriv->virtualY = ctx->shared.virtualHeight;
- pSAREAPriv->back_offset = pI830->BackBuffer.Start;
- pSAREAPriv->back_size = pI830->BackBuffer.Size;
- pSAREAPriv->depth_offset = pI830->DepthBuffer.Start;
- pSAREAPriv->depth_size = pI830->DepthBuffer.Size;
- pSAREAPriv->tex_offset = pI830->TexMem.Start;
- pSAREAPriv->tex_size = pI830->TexMem.Size;
- pSAREAPriv->log_tex_granularity = pI830->TexGranularity;
-
- ctx->driverClientMsg = malloc(sizeof(I830DRIRec));
- ctx->driverClientMsgSize = sizeof(I830DRIRec);
- pI830DRI = (I830DRIPtr)ctx->driverClientMsg;
- pI830DRI->deviceID = pI830->Chipset;
- pI830DRI->regsSize = I830_REG_SIZE;
- pI830DRI->width = ctx->shared.virtualWidth;
- pI830DRI->height = ctx->shared.virtualHeight;
- pI830DRI->mem = ctx->shared.fbSize;
- pI830DRI->cpp = ctx->cpp;
- pI830DRI->backOffset = pI830->BackBuffer.Start;
- pI830DRI->backPitch = pI830->BackBuffer.Pitch;
-
- pI830DRI->depthOffset = pI830->DepthBuffer.Start;
- pI830DRI->depthPitch = pI830->DepthBuffer.Pitch;
-
- pI830DRI->fbOffset = pI830->FrontBuffer.Start;
- pI830DRI->fbStride = pI830->FrontBuffer.Pitch;
-
- pI830DRI->bitsPerPixel = ctx->bpp;
- pI830DRI->sarea_priv_offset = sizeof(drm_sarea_t);
-
- err = I830DRIDoMappings(ctx, pI830, pSAREAPriv);
- if (err == FALSE)
- return FALSE;
-
- I830SetupMemoryTiling(ctx, pI830);
-
- /* Quick hack to clear the front & back buffers. Could also use
- * the clear ioctl to do this, but would need to setup hw state
- * first.
- */
- I830ClearScreen(ctx, pI830, pSAREAPriv);
-
- I830SetRingRegs(ctx, pI830);
-
- return TRUE;
-}
-
-
-/**
- * \brief Validate the fbdev mode.
- *
- * \param ctx display handle.
- *
- * \return one on success, or zero on failure.
- *
- * Saves some registers and returns 1.
- *
- * \sa radeonValidateMode().
- */
-static int i830ValidateMode( const DRIDriverContext *ctx )
-{
- return 1;
-}
-
-/**
- * \brief Examine mode returned by fbdev.
- *
- * \param ctx display handle.
- *
- * \return one on success, or zero on failure.
- *
- * Restores registers that fbdev has clobbered and returns 1.
- *
- * \sa i810ValidateMode().
- */
-static int i830PostValidateMode( const DRIDriverContext *ctx )
-{
- I830Rec *pI830 = ctx->driverPrivate;
-
- I830SetRingRegs(ctx, pI830);
- return 1;
-}
-
-
-/**
- * \brief Initialize the framebuffer device mode
- *
- * \param ctx display handle.
- *
- * \return one on success, or zero on failure.
- *
- * Fills in \p info with some default values and some information from \p ctx
- * and then calls I810ScreenInit() for the screen initialization.
- *
- * Before exiting clears the framebuffer memory accessing it directly.
- */
-static int i830InitFBDev( DRIDriverContext *ctx )
-{
- I830Rec *pI830 = calloc(1, sizeof(I830Rec));
- int i;
-
- {
- int dummy = ctx->shared.virtualWidth;
-
- switch (ctx->bpp / 8) {
- case 1: dummy = (ctx->shared.virtualWidth + 127) & ~127; break;
- case 2: dummy = (ctx->shared.virtualWidth + 31) & ~31; break;
- case 3:
- case 4: dummy = (ctx->shared.virtualWidth + 15) & ~15; break;
- }
-
- ctx->shared.virtualWidth = dummy;
- ctx->shared.Width = ctx->shared.virtualWidth;
- }
-
-
- for (i = 0; pitches[i] != 0; i++) {
- if (pitches[i] >= ctx->shared.virtualWidth) {
- ctx->shared.virtualWidth = pitches[i];
- break;
- }
- }
-
- ctx->driverPrivate = (void *)pI830;
-
- pI830->LpRing = calloc(1, sizeof(I830RingBuffer));
- pI830->Chipset = ctx->chipset;
- pI830->LinearAddr = ctx->FBStart;
-
- if (!I830ScreenInit( ctx, pI830 ))
- return 0;
-
-
- return 1;
-}
-
-
-/**
- * \brief The screen is being closed, so clean up any state and free any
- * resources used by the DRI.
- *
- * \param ctx display handle.
- *
- * Unmaps the SAREA, closes the DRM device file descriptor and frees the driver
- * private data.
- */
-static void i830HaltFBDev( DRIDriverContext *ctx )
-{
- drmI830Sarea *pSAREAPriv;
- I830Rec *pI830 = ctx->driverPrivate;
-
- if (pI830->irq) {
- drmCtlUninstHandler(ctx->drmFD);
- pI830->irq = 0; }
-
- I830CleanupDma(ctx);
-
- pSAREAPriv = (drmI830Sarea *)(((char*)ctx->pSAREA) +
- sizeof(drm_sarea_t));
-
- I830DRIUnmapScreenRegions(ctx, pI830, pSAREAPriv);
- drmUnmap( ctx->pSAREA, ctx->shared.SAREASize );
- drmClose(ctx->drmFD);
-
- if (ctx->driverPrivate) {
- free(ctx->driverPrivate);
- ctx->driverPrivate = 0;
- }
-}
-
-
-extern void i810NotifyFocus( int );
-
-/**
- * \brief Exported driver interface for Mini GLX.
- *
- * \sa DRIDriverRec.
- */
-const struct DRIDriverRec __driDriver = {
- i830ValidateMode,
- i830PostValidateMode,
- i830InitFBDev,
- i830HaltFBDev,
- NULL,//I830EngineShutdown,
- NULL, //I830EngineRestore,
-#ifndef _EMBEDDED
- 0,
-#else
- i810NotifyFocus,
-#endif
-};
projects / mesa.git / commitdiff