*
**************************************************************************/
-#include "glheader.h"
-#include "enums.h"
-#include "mtypes.h"
-#include "macros.h"
+#include "main/glheader.h"
+#include "main/enums.h"
+#include "main/mtypes.h"
+#include "main/macros.h"
#include "utils.h"
#include "intel_screen.h"
#include "intel_batchbuffer.h"
-#include "intel_ioctl.h"
+#include "intel_regions.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))
+ I830_UPLOAD_STIPPLE | \
+ I830_UPLOAD_TEXBLEND(0) | \
+ I830_UPLOAD_TEX(0))
#define SET_STATE( i830, STATE ) \
do { \
- i830->current->emitted = 0; \
+ i830->current->emitted &= ~ACTIVE; \
i830->current = &i830->STATE; \
- i830->current->emitted = 0; \
+ i830->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( 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 )
+static void
+set_no_stencil_write(struct intel_context *intel)
{
+ struct i830_context *i830 = i830_context(&intel->ctx);
+
/* 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_1] |= DISABLE_STENCIL_TEST;
i830->meta.Ctx[I830_CTXREG_ENABLES_2] |= DISABLE_STENCIL_WRITE;
+ i830->meta.emitted &= ~I830_UPLOAD_CTX;
+}
+
+static void
+set_no_depth_write(struct intel_context *intel)
+{
+ struct i830_context *i830 = i830_context(&intel->ctx);
/* ctx->Driver.Enable( ctx, GL_DEPTH_TEST, GL_FALSE )
*/
i830->meta.emitted &= ~I830_UPLOAD_CTX;
}
-/* Set stencil unit to replace always with the reference value.
+/* Set depth unit to replace.
*/
-static void set_stencil_replace( i830ContextPtr i830,
- GLuint s_mask,
- GLuint s_clear)
+static void
+set_depth_replace(struct intel_context *intel)
{
- /* 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;
-
+ struct i830_context *i830 = i830_context(&intel->ctx);
/* ctx->Driver.Enable( ctx, GL_DEPTH_TEST, GL_FALSE )
+ * ctx->Driver.DepthMask( ctx, GL_TRUE )
*/
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.Ctx[I830_CTXREG_ENABLES_1] |= ENABLE_DEPTH_TEST;
+ i830->meta.Ctx[I830_CTXREG_ENABLES_2] |= ENABLE_DEPTH_WRITE;
+
+ /* ctx->Driver.DepthFunc( ctx, GL_ALWAYS )
+ */
+ i830->meta.Ctx[I830_CTXREG_STATE3] &= ~DEPTH_TEST_FUNC_MASK;
+ i830->meta.Ctx[I830_CTXREG_STATE3] |= (ENABLE_DEPTH_TEST_FUNC |
+ DEPTH_TEST_FUNC
+ (COMPAREFUNC_ALWAYS));
+
+ i830->meta.emitted &= ~I830_UPLOAD_CTX;
+}
+
+
+/* Set stencil unit to replace always with the reference value.
+ */
+static void
+set_stencil_replace(struct intel_context *intel,
+ GLuint s_mask, GLuint s_clear)
+{
+ struct i830_context *i830 = i830_context(&intel->ctx);
+
+ /* 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.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)));
+ 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] |=
+ i830->meta.Ctx[I830_CTXREG_STENCILTST] |=
(ENABLE_STENCIL_PARMS |
STENCIL_FAIL_OP(STENCILOP_REPLACE) |
STENCIL_PASS_DEPTH_FAIL_OP(STENCILOP_REPLACE) |
*/
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));
+ 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_TEST_FUNC_MASK);
+ i830->meta.Ctx[I830_CTXREG_STENCILTST] |=
(ENABLE_STENCIL_REF_VALUE |
ENABLE_STENCIL_TEST_FUNC |
- STENCIL_REF_VALUE((s_clear&0xff)) |
+ STENCIL_REF_VALUE((s_clear & 0xff)) |
STENCIL_TEST_FUNC(COMPAREFUNC_ALWAYS));
}
-static void set_color_mask( i830ContextPtr i830, GLboolean state )
+static void
+set_color_mask(struct intel_context *intel, GLboolean state)
{
+ struct i830_context *i830 = i830_context(&intel->ctx);
+
const GLuint mask = ((1 << WRITEMASK_RED_SHIFT) |
- (1 << WRITEMASK_GREEN_SHIFT) |
- (1 << WRITEMASK_BLUE_SHIFT) |
- (1 << WRITEMASK_ALPHA_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.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 void
+set_no_texture(struct intel_context *intel)
{
+ struct i830_context *i830 = i830_context(&intel->ctx);
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 },
+ {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);
+ 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 void
+set_texture_blend_replace(struct intel_context *intel)
{
+ struct i830_context *i830 = i830_context(&intel->ctx);
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 },
+ {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);
+ 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 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 )
+static GLboolean
+set_tex_rect_source(struct intel_context *intel,
+ dri_bo *buffer,
+ GLuint offset,
+ GLuint pitch, GLuint height, GLenum format, GLenum type)
{
- GLint numLevels = 1;
+ struct i830_context *i830 = i830_context(&intel->ctx);
GLuint *setup = i830->meta.Tex[0];
+ GLint numLevels = 1;
+ GLuint textureFormat;
+ GLuint cpp;
-/* fprintf(stderr, "%s: offset: %x w: %d h: %d pitch %d format %x\n", */
-/* __FUNCTION__, offset, width, height, pitch, textureFormat ); */
+ /* A full implementation of this would do the upload through
+ * glTexImage2d, and get all the conversion operations at that
+ * point. We are restricted, but still at least have access to the
+ * fragment program swizzle.
+ */
+ switch (format) {
+ case GL_BGRA:
+ switch (type) {
+ case GL_UNSIGNED_INT_8_8_8_8_REV:
+ case GL_UNSIGNED_BYTE:
+ textureFormat = (MAPSURF_32BIT | MT_32BIT_ARGB8888);
+ cpp = 4;
+ break;
+ default:
+ return GL_FALSE;
+ }
+ break;
+ case GL_RGBA:
+ switch (type) {
+ case GL_UNSIGNED_INT_8_8_8_8_REV:
+ case GL_UNSIGNED_BYTE:
+ textureFormat = (MAPSURF_32BIT | MT_32BIT_ABGR8888);
+ cpp = 4;
+ break;
+ default:
+ return GL_FALSE;
+ }
+ break;
+ case GL_BGR:
+ switch (type) {
+ case GL_UNSIGNED_SHORT_5_6_5_REV:
+ textureFormat = (MAPSURF_16BIT | MT_16BIT_RGB565);
+ cpp = 2;
+ break;
+ default:
+ return GL_FALSE;
+ }
+ break;
+ case GL_RGB:
+ switch (type) {
+ case GL_UNSIGNED_SHORT_5_6_5:
+ textureFormat = (MAPSURF_16BIT | MT_16BIT_RGB565);
+ cpp = 2;
+ break;
+ default:
+ return GL_FALSE;
+ }
+ break;
- setup[I830_TEXREG_TM0LI] = (_3DSTATE_LOAD_STATE_IMMEDIATE_2 |
- (LOAD_TEXTURE_MAP0 << 0) | 4);
- setup[I830_TEXREG_TM0S0] = (TM0S0_USE_FENCE | offset);
+ default:
+ return GL_FALSE;
+ }
+
+ i830->meta.tex_buffer[0] = buffer;
+ i830->meta.tex_offset[0] = offset;
+
+ setup[I830_TEXREG_TM0LI] = (_3DSTATE_LOAD_STATE_IMMEDIATE_2 |
+ (LOAD_TEXTURE_MAP0 << 0) | 4);
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;
+ ((pitch - 1) << TM0S1_WIDTH_SHIFT) |
+ textureFormat);
+ setup[I830_TEXREG_TM0S2] =
+ (((((pitch * cpp) / 4) -
+ 1) << TM0S2_PITCH_SHIFT) | TM0S2_CUBE_FACE_ENA_MASK);
+
+ setup[I830_TEXREG_TM0S3] =
+ ((((numLevels -
+ 1) *
+ 4) << TM0S3_MIN_MIP_SHIFT) | (FILTER_NEAREST <<
+ TM0S3_MIN_FILTER_SHIFT) |
+ (MIPFILTER_NONE << TM0S3_MIP_FILTER_SHIFT) | (FILTER_NEAREST <<
+ TM0S3_MAG_FILTER_SHIFT));
+
+ setup[I830_TEXREG_CUBE] = (_3DSTATE_MAP_CUBE | MAP_UNIT(0));
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));
+ 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);
+ return GL_TRUE;
}
-/* 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 )
+static void
+set_vertex_format(struct intel_context *intel)
{
- i830->meta.Ctx[I830_CTXREG_VF] = (_3DSTATE_VFT0_CMD |
- VFT0_TEX_COUNT(1) |
- VFT0_DIFFUSE |
- VFT0_SPEC |
- VFT0_XYZW);
+ struct i830_context *i830 = i830_context(&intel->ctx);
+ i830->meta.Ctx[I830_CTXREG_VF] = (_3DSTATE_VFT0_CMD |
+ VFT0_TEX_COUNT(1) |
+ VFT0_DIFFUSE | VFT0_XYZ);
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));
+ 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])
+static void
+meta_import_pixel_state(struct intel_context *intel)
{
- 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 );
- }
+ struct i830_context *i830 = i830_context(&intel->ctx);
+
+ i830->meta.Ctx[I830_CTXREG_STATE1] = i830->state.Ctx[I830_CTXREG_STATE1];
+ i830->meta.Ctx[I830_CTXREG_STATE2] = i830->state.Ctx[I830_CTXREG_STATE2];
+ i830->meta.Ctx[I830_CTXREG_STATE3] = i830->state.Ctx[I830_CTXREG_STATE3];
+ i830->meta.Ctx[I830_CTXREG_STATE4] = i830->state.Ctx[I830_CTXREG_STATE4];
+ i830->meta.Ctx[I830_CTXREG_STATE5] = i830->state.Ctx[I830_CTXREG_STATE5];
+ i830->meta.Ctx[I830_CTXREG_IALPHAB] = i830->state.Ctx[I830_CTXREG_IALPHAB];
+ i830->meta.Ctx[I830_CTXREG_STENCILTST] =
+ i830->state.Ctx[I830_CTXREG_STENCILTST];
+ i830->meta.Ctx[I830_CTXREG_ENABLES_1] =
+ i830->state.Ctx[I830_CTXREG_ENABLES_1];
+ i830->meta.Ctx[I830_CTXREG_ENABLES_2] =
+ i830->state.Ctx[I830_CTXREG_ENABLES_2];
+ i830->meta.Ctx[I830_CTXREG_AA] = i830->state.Ctx[I830_CTXREG_AA];
+ i830->meta.Ctx[I830_CTXREG_FOGCOLOR] =
+ i830->state.Ctx[I830_CTXREG_FOGCOLOR];
+ i830->meta.Ctx[I830_CTXREG_BLENDCOLOR0] =
+ i830->state.Ctx[I830_CTXREG_BLENDCOLOR0];
+ i830->meta.Ctx[I830_CTXREG_BLENDCOLOR1] =
+ i830->state.Ctx[I830_CTXREG_BLENDCOLOR1];
+ i830->meta.Ctx[I830_CTXREG_MCSB0] = i830->state.Ctx[I830_CTXREG_MCSB0];
+ i830->meta.Ctx[I830_CTXREG_MCSB1] = i830->state.Ctx[I830_CTXREG_MCSB1];
+
+
+ i830->meta.Ctx[I830_CTXREG_STATE3] &= ~CULLMODE_MASK;
+ i830->meta.Stipple[I830_STPREG_ST1] &= ~ST1_ENABLE;
+ i830->meta.emitted &= ~I830_UPLOAD_CTX;
- UNLOCK_HARDWARE(intel);
- INTEL_FIREVERTICES(intel);
- SET_STATE( i830, state );
+ i830->meta.Buffer[I830_DESTREG_SENABLE] =
+ i830->state.Buffer[I830_DESTREG_SENABLE];
+ i830->meta.Buffer[I830_DESTREG_SR1] = i830->state.Buffer[I830_DESTREG_SR1];
+ i830->meta.Buffer[I830_DESTREG_SR2] = i830->state.Buffer[I830_DESTREG_SR2];
+ i830->meta.emitted &= ~I830_UPLOAD_BUFFERS;
}
-#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 )
+/* Select between front and back draw buffers.
+ */
+static void
+meta_draw_region(struct intel_context *intel,
+ struct intel_region *color_region,
+ struct intel_region *depth_region)
{
- 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
- */
+ struct i830_context *i830 = i830_context(&intel->ctx);
- 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;
+ i830_state_draw_region(intel, &i830->meta, color_region, depth_region);
}
-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 )
+/* 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
+install_meta_state(struct intel_context *intel)
{
- 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.
- */
+ struct i830_context *i830 = i830_context(&intel->ctx);
+ memcpy(&i830->meta, &i830->initial, sizeof(i830->meta));
- 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); */
+ i830->meta.active = ACTIVE;
+ i830->meta.emitted = 0;
- draw_quad( i830,
- x, x+width, y, y+height,
- 0, 255, 0, 0,
- 0, width, 0, height );
+ SET_STATE(i830, meta);
+ set_vertex_format(intel);
+ set_no_texture(intel);
+}
- intelWindowMoved( intel );
- }
- UNLOCK_HARDWARE( intel );
- intelFinish( ctx ); /* required by GL */
-
+static void
+leave_meta_state(struct intel_context *intel)
+{
+ struct i830_context *i830 = i830_context(&intel->ctx);
+ intel_region_release(&i830->meta.draw_region);
+ intel_region_release(&i830->meta.depth_region);
+/* intel_region_release(intel, &i830->meta.tex_region[0]); */
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)
+i830InitMetaFuncs(struct i830_context *i830)
{
- 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 );
+ i830->intel.vtbl.install_meta_state = install_meta_state;
+ i830->intel.vtbl.leave_meta_state = leave_meta_state;
+ i830->intel.vtbl.meta_no_depth_write = set_no_depth_write;
+ i830->intel.vtbl.meta_no_stencil_write = set_no_stencil_write;
+ i830->intel.vtbl.meta_stencil_replace = set_stencil_replace;
+ i830->intel.vtbl.meta_depth_replace = set_depth_replace;
+ i830->intel.vtbl.meta_color_mask = set_color_mask;
+ i830->intel.vtbl.meta_no_texture = set_no_texture;
+ i830->intel.vtbl.meta_texture_blend_replace = set_texture_blend_replace;
+ i830->intel.vtbl.meta_tex_rect_source = set_tex_rect_source;
+ i830->intel.vtbl.meta_draw_region = meta_draw_region;
+ i830->intel.vtbl.meta_import_pixel_state = meta_import_pixel_state;
}
-
projects / mesa.git / blobdiff