-/* -*- mode: C; tab-width:8; c-basic-offset:2 -*- */
-
/*
* Mesa 3-D graphics library
- * Version: 3.3
+ * Version: 4.0
*
- * Copyright (C) 1999-2000 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2001 Brian Paul 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"),
* BRIAN PAUL 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.
- *
- *
- * Original Mesa / 3Dfx device driver (C) 1999 David Bucciarelli, by the
- * terms stated above.
- *
- * Thank you for your contribution, David!
- *
- * Please make note of the above copyright/license statement. If you
- * contributed code or bug fixes to this code under the previous (GNU
- * Library) license and object to the new license, your code will be
- * removed at your request. Please see the Mesa docs/COPYRIGHT file
- * for more information.
- *
- * Additional Mesa/3Dfx driver developers:
- * Daryll Strauss <daryll@precisioninsight.com>
- * Keith Whitwell <keith@precisioninsight.com>
- *
- * See fxapi.h for more revision/author details.
*/
+/* Authors:
+ * David Bucciarelli
+ * Brian Paul
+ * Daryll Strauss
+ * Keith Whitwell
+ * Daniel Borca
+ * Hiroshi Morii
+ */
+
+/* fxsetup.c - 3Dfx VooDoo rendering mode setup functions */
+
#ifndef FXDRV_H
#define FXDRV_H
* you turn debugging on/off from the debugger.
*/
-#ifndef XFree86Server
-#include <math.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <limits.h>
-#include <assert.h>
-#else
-#include "GL/xf86glx.h"
-#endif
+#include "glheader.h"
#if defined(__linux__)
#include <signal.h>
#endif
-#include "context.h"
-#include "macros.h"
-#include "matrix.h"
-#include "mem.h"
-#include "texture.h"
-#include "types.h"
-#include "vb.h"
-#include "xform.h"
-#include "clip.h"
-#include "vbrender.h"
-
-#ifdef XF86DRI
-typedef struct tfxMesaContext *fxMesaContext;
-#else
+#include "main/context.h"
+#include "main/imports.h"
+#include "main/macros.h"
+#include "main/matrix.h"
+#include "main/mtypes.h"
+
#include "GL/fxmesa.h"
-#endif
#include "fxglidew.h"
-/* use gl/gl.h GLAPI/GLAPIENTRY/GLCALLBACK in place of WINGDIAPI/APIENTRY/CALLBACK, */
-/* these are defined in mesa gl/gl.h - tjump@spgs.com */
-
+#include "math/m_vector.h"
-#if defined(MESA_DEBUG) && 0
-extern void fx_sanity_triangle( GrVertex *, GrVertex *, GrVertex * );
-#define grDrawTriangle fx_sanity_triangle
-#endif
+#define COPY_FLOAT(dst, src) (dst) = (src)
/* Define some shorter names for these things.
*/
#define ZCOORD GR_VERTEX_OOZ_OFFSET
#define OOWCOORD GR_VERTEX_OOW_OFFSET
-#define RCOORD GR_VERTEX_R_OFFSET
-#define GCOORD GR_VERTEX_G_OFFSET
-#define BCOORD GR_VERTEX_B_OFFSET
-#define ACOORD GR_VERTEX_A_OFFSET
-
#define S0COORD GR_VERTEX_SOW_TMU0_OFFSET
#define T0COORD GR_VERTEX_TOW_TMU0_OFFSET
#define S1COORD GR_VERTEX_SOW_TMU1_OFFSET
#define T1COORD GR_VERTEX_TOW_TMU1_OFFSET
-#if FX_USE_PARGB
-
-#define CLIP_XCOORD 0 /* normal place */
-#define CLIP_YCOROD 1 /* normal place */
-#define CLIP_ZCOORD 2 /* normal place */
-#define CLIP_WCOORD 3 /* normal place */
-#define CLIP_GCOORD 4 /* GR_VERTEX_PARGB_OFFSET */
-#define CLIP_BCOORD 5 /* GR_VERTEX_SOW_TMU0_OFFSET */
-#define CLIP_RCOORD 6 /* GR_VERTEX_TOW_TMU0_OFFSET */
-#define CLIP_ACOORD 7 /* GR_VERTEX_OOW_TMU0_OFFSET */
-
-#else
-
-#define CLIP_XCOORD 0 /* normal place */
-#define CLIP_YCOROD 1 /* normal place */
-#define CLIP_ZCOORD 2 /* GR_VERTEX_Z_OFFSET */
-#define CLIP_WCOORD 3 /* GR_VERTEX_R_OFFSET */
-#define CLIP_GCOORD 4 /* normal place */
-#define CLIP_BCOORD 5 /* normal place */
-#define CLIP_RCOORD 6 /* GR_VERTEX_OOZ_OFFSET */
-#define CLIP_ACOORD 7 /* normal place */
-
-
-#endif
-
-/* Should have size == 16 * sizeof(float).
- */
-typedef struct {
- GLfloat f[15]; /* Same layout as GrVertex */
- GLubyte mask; /* Unsued */
- GLubyte usermask; /* Unused */
-} fxVertex;
-
-
-
-#if defined(FXMESA_USE_ARGB)
-#define FXCOLOR4( c ) ( \
- ( ((unsigned int)(c[3]))<<24 ) | \
- ( ((unsigned int)(c[0]))<<16 ) | \
- ( ((unsigned int)(c[1]))<<8 ) | \
- ( (unsigned int)(c[2])) )
-
-#else
#ifdef __i386__
#define FXCOLOR4( c ) (* (int *)c)
#else
( ((unsigned int)(c[1]))<<8 ) | \
( (unsigned int)(c[0])) )
#endif
-#endif
-#define FX_VB_COLOR(fxm, color) \
- do { \
- if (sizeof(GLint) == 4*sizeof(GLubyte)) { \
- if (fxm->constColor != *(GLuint*)color) { \
- fxm->constColor = *(GLuint*)color; \
- FX_grConstantColorValue(FXCOLOR4(color)); \
- } \
- } else { \
- FX_grConstantColorValue(FXCOLOR4(color)); \
- } \
- } while (0)
-
-#define GOURAUD(x) { \
- GLubyte *col = VB->ColorPtr->data[(x)]; \
- gWin[(x)].v.r=UBYTE_COLOR_TO_FLOAT_255_COLOR(col[0]); \
- gWin[(x)].v.g=UBYTE_COLOR_TO_FLOAT_255_COLOR(col[1]); \
- gWin[(x)].v.b=UBYTE_COLOR_TO_FLOAT_255_COLOR(col[2]); \
- gWin[(x)].v.a=UBYTE_COLOR_TO_FLOAT_255_COLOR(col[3]); \
-}
+#define TDFXPACKCOLOR1555( r, g, b, a ) \
+ ((((r) & 0xf8) << 7) | (((g) & 0xf8) << 2) | (((b) & 0xf8) >> 3) | \
+ ((a) ? 0x8000 : 0))
+#define TDFXPACKCOLOR565( r, g, b ) \
+ ((((r) & 0xf8) << 8) | (((g) & 0xfc) << 3) | (((b) & 0xf8) >> 3))
+#define TDFXPACKCOLOR8888( r, g, b, a ) \
+ (((a) << 24) | ((r) << 16) | ((g) << 8) | (b))
-#if FX_USE_PARGB
-#define GOURAUD2(v, c) { \
- GLubyte *col = c; \
- v->argb=MESACOLOR2PARGB(col); \
-}
-#else
-#define GOURAUD2(v, c) { \
- GLubyte *col = c; \
- v->r=UBYTE_COLOR_TO_FLOAT_255_COLOR(col[0]); \
- v->g=UBYTE_COLOR_TO_FLOAT_255_COLOR(col[1]); \
- v->b=UBYTE_COLOR_TO_FLOAT_255_COLOR(col[2]); \
- v->a=UBYTE_COLOR_TO_FLOAT_255_COLOR(col[3]); \
-}
-#endif
-/* Mergable items first
+/* fastpath flags first
*/
-#define SETUP_RGBA 0x1
-#define SETUP_TMU0 0x2
-#define SETUP_TMU1 0x4
-#define SETUP_XY 0x8
-#define SETUP_Z 0x10
-#define SETUP_W 0x20
-
-#define MAX_MERGABLE 0x8
+#define SETUP_TMU0 0x1
+#define SETUP_TMU1 0x2
+#define SETUP_RGBA 0x4
+#define SETUP_SNAP 0x8
+#define SETUP_XYZW 0x10
+#define SETUP_PTEX 0x20
+#define SETUP_PSIZ 0x40
+#define SETUP_SPEC 0x80
+#define SETUP_FOGC 0x100
+#define MAX_SETUP 0x200
#define FX_NUM_TMU 2
#define FX_UM_E0_MODULATE 0x00000002
#define FX_UM_E0_DECAL 0x00000004
#define FX_UM_E0_BLEND 0x00000008
-#define FX_UM_E0_ADD 0x00000010
+#define FX_UM_E0_ADD 0x00000010
#define FX_UM_E1_REPLACE 0x00000020
#define FX_UM_E1_MODULATE 0x00000040
#define FX_UM_E1_DECAL 0x00000080
#define FX_UM_E1_BLEND 0x00000100
-#define FX_UM_E1_ADD 0x00000200
+#define FX_UM_E1_ADD 0x00000200
#define FX_UM_E_ENVMODE 0x000003ff
#define FX_UM_ALPHA_ITERATED 0x04000000
#define FX_UM_ALPHA_CONSTANT 0x08000000
-typedef void (*tfxRenderVBFunc)(GLcontext *);
-/*
- Memory range from startAddr to endAddr-1
-*/
-typedef struct MemRange_t {
- struct MemRange_t *next;
- FxU32 startAddr, endAddr;
-} MemRange;
+/* for Voodoo3/Banshee's grColorCombine() and grAlphaCombine() */
+struct tdfx_combine {
+ GrCombineFunction_t Function; /* Combine function */
+ GrCombineFactor_t Factor; /* Combine scale factor */
+ GrCombineLocal_t Local; /* Local combine source */
+ GrCombineOther_t Other; /* Other combine source */
+ FxBool Invert; /* Combine result inversion flag */
+};
+
+/* for Voodoo3's grTexCombine() */
+struct tdfx_texcombine {
+ GrCombineFunction_t FunctionRGB;
+ GrCombineFactor_t FactorRGB;
+ GrCombineFunction_t FunctionAlpha;
+ GrCombineFactor_t FactorAlpha;
+ FxBool InvertRGB;
+ FxBool InvertAlpha;
+};
+
+
+/* for Voodoo5's grColorCombineExt() */
+struct tdfx_combine_color_ext {
+ GrCCUColor_t SourceA;
+ GrCombineMode_t ModeA;
+ GrCCUColor_t SourceB;
+ GrCombineMode_t ModeB;
+ GrCCUColor_t SourceC;
+ FxBool InvertC;
+ GrCCUColor_t SourceD;
+ FxBool InvertD;
+ FxU32 Shift;
+ FxBool Invert;
+};
+
+/* for Voodoo5's grAlphaCombineExt() */
+struct tdfx_combine_alpha_ext {
+ GrACUColor_t SourceA;
+ GrCombineMode_t ModeA;
+ GrACUColor_t SourceB;
+ GrCombineMode_t ModeB;
+ GrACUColor_t SourceC;
+ FxBool InvertC;
+ GrACUColor_t SourceD;
+ FxBool InvertD;
+ FxU32 Shift;
+ FxBool Invert;
+};
-typedef struct {
- GLsizei width, height;
- GLint glideFormat;
+/* for Voodoo5's grTexColorCombineExt() */
+struct tdfx_color_texenv {
+ GrTCCUColor_t SourceA;
+ GrCombineMode_t ModeA;
+ GrTCCUColor_t SourceB;
+ GrCombineMode_t ModeB;
+ GrTCCUColor_t SourceC;
+ FxBool InvertC;
+ GrTCCUColor_t SourceD;
+ FxBool InvertD;
+ FxU32 Shift;
+ FxBool Invert;
+};
- unsigned short *data;
- GLboolean translated, used;
-} tfxMipMapLevel;
+/* for Voodoo5's grTexAlphaCombineExt() */
+struct tdfx_alpha_texenv {
+ GrTACUColor_t SourceA;
+ GrCombineMode_t ModeA;
+ GrTACUColor_t SourceB;
+ GrCombineMode_t ModeB;
+ GrTACUColor_t SourceC;
+ FxBool InvertC;
+ GrTCCUColor_t SourceD;
+ FxBool InvertD;
+ FxU32 Shift;
+ FxBool Invert;
+};
-typedef struct tfxTexInfo_t {
- struct tfxTexInfo *next;
- struct gl_texture_object *tObj;
+/* Voodoo5's texture combine environment */
+struct tdfx_texcombine_ext {
+ struct tdfx_alpha_texenv Alpha;
+ struct tdfx_color_texenv Color;
+ GrColor_t EnvColor;
+};
- GLuint lastTimeUsed;
- FxU32 whichTMU;
- GLboolean isInTM;
- tfxMipMapLevel mipmapLevel[MAX_TEXTURE_LEVELS];
+/*
+ Memory range from startAddr to endAddr-1
+*/
+typedef struct MemRange_t
+{
+ struct MemRange_t *next;
+ FxU32 startAddr, endAddr;
+}
+MemRange;
- MemRange *tm[FX_NUM_TMU];
+typedef struct
+{
+ GLsizei width, height; /* image size */
+ GLint wScale, hScale; /* image scale factor */
+ GrTextureFormat_t glideFormat; /* Glide image format */
+}
+tfxMipMapLevel;
- GLint minLevel, maxLevel;
- GLint baseLevelInternalFormat;
+/*
+ * TDFX-specific texture object data. This hangs off of the
+ * struct gl_texture_object DriverData pointer.
+ */
+typedef struct tfxTexInfo_t
+{
+ struct tfxTexInfo_t *next;
+ struct gl_texture_object *tObj;
- GrTexInfo info;
+ GLuint lastTimeUsed;
+ FxU32 whichTMU;
+ GLboolean isInTM;
- GrTextureFilterMode_t minFilt;
- GrTextureFilterMode_t maxFilt;
- FxBool LODblend;
+ MemRange *tm[FX_NUM_TMU];
- GrTextureClampMode_t sClamp;
- GrTextureClampMode_t tClamp;
+ GLint minLevel, maxLevel;
+ GLint baseLevelInternalFormat;
- GrMipMapMode_t mmMode;
+ GrTexInfo info;
- GLfloat sScale, tScale;
- GLint int_sScale, int_tScale; /* x86 floating point trick for
- * multiplication by powers of 2.
- * Used in fxfasttmp.h
- */
+ GrTextureFilterMode_t minFilt;
+ GrTextureFilterMode_t maxFilt;
+ FxBool LODblend;
- GuTexPalette palette;
+ GrTextureClampMode_t sClamp;
+ GrTextureClampMode_t tClamp;
- GLboolean fixedPalette;
- GLboolean validated;
-} tfxTexInfo;
+ GrMipMapMode_t mmMode;
-typedef struct {
- GLuint swapBuffer;
- GLuint reqTexUpload;
- GLuint texUpload;
- GLuint memTexUpload;
-} tfxStats;
+ GLfloat sScale, tScale;
+ GrTexTable_t paltype;
+ GuTexPalette palette;
-typedef void (*tfxTriViewClipFunc)( struct vertex_buffer *VB,
- GLuint v[],
- GLubyte mask );
+ GLboolean fixedPalette;
+ GLboolean validated;
-typedef void (*tfxTriClipFunc)( struct vertex_buffer *VB,
- GLuint v[],
- GLuint mask );
+ GLboolean padded;
+}
+tfxTexInfo;
+
+typedef struct
+{
+ GLuint swapBuffer;
+ GLuint reqTexUpload;
+ GLuint texUpload;
+ GLuint memTexUpload;
+}
+tfxStats;
-typedef void (*tfxLineClipFunc)( struct vertex_buffer *VB,
- GLuint v1, GLuint v2,
- GLubyte mask );
+typedef struct
+{
+ /* Alpha test */
-extern tfxTriViewClipFunc fxTriViewClipTab[0x8];
-extern tfxTriClipFunc fxTriClipStrideTab[0x8];
-extern tfxLineClipFunc fxLineClipTab[0x8];
+ GLboolean alphaTestEnabled;
+ GrCmpFnc_t alphaTestFunc;
+ GLfloat alphaTestRefValue;
-typedef struct {
- /* Alpha test */
+ /* Blend function */
- GLboolean alphaTestEnabled;
- GrCmpFnc_t alphaTestFunc;
- GrAlpha_t alphaTestRefValue;
+ GLboolean blendEnabled;
+ GrAlphaBlendFnc_t blendSrcFuncRGB;
+ GrAlphaBlendFnc_t blendDstFuncRGB;
+ GrAlphaBlendFnc_t blendSrcFuncAlpha;
+ GrAlphaBlendFnc_t blendDstFuncAlpha;
+ GrAlphaBlendOp_t blendEqRGB;
+ GrAlphaBlendOp_t blendEqAlpha;
- /* Blend function */
+ /* Depth test */
- GLboolean blendEnabled;
- GrAlphaBlendFnc_t blendSrcFuncRGB;
- GrAlphaBlendFnc_t blendDstFuncRGB;
- GrAlphaBlendFnc_t blendSrcFuncAlpha;
- GrAlphaBlendFnc_t blendDstFuncAlpha;
+ GLboolean depthTestEnabled;
+ GLboolean depthMask;
+ GrCmpFnc_t depthTestFunc;
+ FxI32 depthBias;
- /* Depth test */
+ /* Stencil */
- GLboolean depthTestEnabled;
- GLboolean depthMask;
- GrCmpFnc_t depthTestFunc;
-} tfxUnitsState;
+ GLboolean stencilEnabled;
+ GrCmpFnc_t stencilFunction; /* Stencil function */
+ GrStencil_t stencilRefValue; /* Stencil reference value */
+ GrStencil_t stencilValueMask; /* Value mask */
+ GrStencil_t stencilWriteMask; /* Write mask */
+ GrCmpFnc_t stencilFailFunc; /* Stencil fail function */
+ GrCmpFnc_t stencilZFailFunc; /* Stencil pass, depth fail function */
+ GrCmpFnc_t stencilZPassFunc; /* Stencil pass, depth pass function */
+ GrStencil_t stencilClear; /* Buffer clear value */
+}
+tfxUnitsState;
-/* Flags for render_index.
- */
-#define FX_OFFSET 0x1
-#define FX_TWOSIDE 0x2
-#define FX_FRONT_BACK 0x4
-#define FX_FLAT 0x8
-#define FX_ANTIALIAS 0x10
-#define FX_FALLBACK 0x20
/* Flags for fxMesa->new_state
#define FX_NEW_SCISSOR 0x20
#define FX_NEW_COLOR_MASK 0x40
#define FX_NEW_CULL 0x80
+#define FX_NEW_STENCIL 0x100
-/* FX struct stored in VB->driver_data.
- */
-struct tfxMesaVertexBuffer {
- GLvector1ui clipped_elements;
-
- fxVertex *verts;
- fxVertex *last_vert;
- void *vert_store;
-#if defined(FX_GLIDE3)
- GrVertex **triangle_b; /* Triangle buffer */
- GrVertex **strips_b; /* Strips buffer */
-#endif
- GLuint size;
-};
-
-#define FX_DRIVER_DATA(vb) ((struct tfxMesaVertexBuffer *)((vb)->driver_data))
#define FX_CONTEXT(ctx) ((fxMesaContext)((ctx)->DriverCtx))
-#define FX_TEXTURE_DATA(t) fxTMGetTexInfo((t)->Current)
-#if defined(XFree86Server) || defined(GLX_DIRECT_RENDERING)
-#include "tdfx_init.h"
-#else
-#define DRI_FX_CONTEXT
+#define FX_TEXTURE_DATA(texUnit) fxTMGetTexInfo((texUnit)->_Current)
+
+#define fxTMGetTexInfo(o) ((tfxTexInfo*)((o)->DriverData))
+
+#define FX_MIPMAP_DATA(img) ((tfxMipMapLevel *) (img)->DriverData)
+
#define BEGIN_BOARD_LOCK()
#define END_BOARD_LOCK()
#define BEGIN_CLIP_LOOP()
#define END_CLIP_LOOP()
-#endif
-/* These lookup table are used to extract RGB values in [0,255] from
- * 16-bit pixel values.
+
+
+/* Covers the state referenced by IsInHardware:
*/
-extern GLubyte FX_PixelToR[0x10000];
-extern GLubyte FX_PixelToG[0x10000];
-extern GLubyte FX_PixelToB[0x10000];
-
-
-struct tfxMesaContext {
- GuTexPalette glbPalette;
-
- GLcontext *glCtx; /* the core Mesa context */
- GLvisual *glVis; /* describes the color buffer */
- GLframebuffer *glBuffer; /* the ancillary buffers */
-
- GLint board; /* the board used for this context */
- GLint width, height; /* size of color buffer */
-
- GrBuffer_t currentFB;
-
- GLboolean bgrOrder;
- GrColor_t color;
- GrColor_t clearC;
- GrAlpha_t clearA;
- GLuint constColor;
-
- tfxUnitsState unitsState;
- tfxUnitsState restoreUnitsState; /* saved during multipass */
-
- GLuint tmu_source[FX_NUM_TMU];
- GLuint tex_dest[MAX_TEXTURE_UNITS];
- GLuint setupindex;
- GLuint partial_setup_index;
- GLuint setupdone;
- GLuint mergeindex;
- GLuint mergeinputs;
- GLuint render_index;
- GLuint last_tri_caps;
- GLuint stw_hint_state; /* for grHints */
- GLuint is_in_hardware;
- GLuint new_state;
- GLuint using_fast_path, passes, multipass;
-
- tfxLineClipFunc clip_line;
- tfxTriClipFunc clip_tri_stride;
- tfxTriViewClipFunc view_clip_tri;
-
-
- /* Texture Memory Manager Data */
-
- GLuint texBindNumber;
- GLint tmuSrc;
- GLuint lastUnitsMode;
- GLuint freeTexMem[FX_NUM_TMU];
- MemRange *tmPool;
- MemRange *tmFree[FX_NUM_TMU];
-
- GLenum fogTableMode;
- GLfloat fogDensity;
- GrFog_t *fogTable;
-
- /* Acc. functions */
-
- points_func PointsFunc;
- line_func LineFunc;
- triangle_func TriangleFunc;
- quad_func QuadFunc;
-
- render_func **RenderVBTables;
-
- render_func *RenderVBClippedTab;
- render_func *RenderVBCulledTab;
- render_func *RenderVBRawTab;
-
-
- tfxStats stats;
-
- void *state;
-
- /* Options */
-
- GLboolean verbose;
- GLboolean haveTwoTMUs; /* True if we really have 2 tmu's */
- GLboolean emulateTwoTMUs; /* True if we present 2 tmu's to mesa. */
- GLboolean haveAlphaBuffer;
- GLboolean haveZBuffer;
- GLboolean haveDoubleBuffer;
- GLboolean haveGlobalPaletteTexture;
- GLint swapInterval;
- GLint maxPendingSwapBuffers;
-
- FX_GrContext_t glideContext;
-
- int x_offset;
- int y_offset;
- int y_delta;
- int screen_width;
- int screen_height;
- int initDone;
- int clipMinX;
- int clipMaxX;
- int clipMinY;
- int clipMaxY;
- int needClip;
-
- DRI_FX_CONTEXT
+#define _FX_NEW_IS_IN_HARDWARE (_NEW_TEXTURE| \
+ _NEW_HINT| \
+ _NEW_STENCIL| \
+ _NEW_BUFFERS| \
+ _NEW_COLOR| \
+ _NEW_LIGHT)
+
+/* Covers the state referenced by fxDDChooseRenderState
+ */
+#define _FX_NEW_RENDERSTATE (_FX_NEW_IS_IN_HARDWARE | \
+ _DD_NEW_FLATSHADE | \
+ _DD_NEW_TRI_LIGHT_TWOSIDE| \
+ _DD_NEW_TRI_OFFSET | \
+ _DD_NEW_TRI_UNFILLED | \
+ _DD_NEW_TRI_SMOOTH | \
+ _DD_NEW_TRI_STIPPLE | \
+ _DD_NEW_LINE_SMOOTH | \
+ _DD_NEW_LINE_STIPPLE | \
+ _DD_NEW_LINE_WIDTH | \
+ _DD_NEW_POINT_SMOOTH | \
+ _DD_NEW_POINT_SIZE | \
+ _NEW_LINE)
+
+
+/* Covers the state referenced by fxDDChooseSetupFunction.
+ */
+#define _FX_NEW_SETUP_FUNCTION (_NEW_LIGHT| \
+ _NEW_FOG| \
+ _NEW_TEXTURE| \
+ _NEW_COLOR) \
+
+
+/* lookup table for scaling y bit colors up to 8 bits */
+extern GLuint FX_rgb_scale_4[16];
+extern GLuint FX_rgb_scale_5[32];
+extern GLuint FX_rgb_scale_6[64];
+
+typedef void (*fx_tri_func) (fxMesaContext, GrVertex *, GrVertex *, GrVertex *);
+typedef void (*fx_line_func) (fxMesaContext, GrVertex *, GrVertex *);
+typedef void (*fx_point_func) (fxMesaContext, GrVertex *);
+
+struct tfxMesaContext
+{
+ GrTexTable_t glbPalType;
+ GuTexPalette glbPalette;
+
+ GLcontext *glCtx; /* the core Mesa context */
+ GLvisual *glVis; /* describes the color buffer */
+ GLframebuffer *glBuffer; /* the ancillary buffers */
+
+ GLint board; /* the board used for this context */
+ GLint width, height; /* size of color buffer */
+
+ GrBuffer_t currentFB;
+
+ GLboolean bgrOrder;
+ GrColor_t color;
+ GrColor_t clearC;
+ GrAlpha_t clearA;
+ GLuint constColor;
+ GrCullMode_t cullMode;
+
+ tfxUnitsState unitsState;
+ tfxUnitsState restoreUnitsState; /* saved during multipass */
+ GLboolean multipass; /* true when drawing intermediate pass */
+
+ GLuint new_state;
+ GLuint new_gl_state;
+
+ /* Texture Memory Manager Data
+ */
+ GLuint texBindNumber;
+ GLint tmuSrc;
+ GLuint lastUnitsMode;
+ GLuint freeTexMem[FX_NUM_TMU];
+ MemRange *tmPool;
+ MemRange *tmFree[FX_NUM_TMU];
+
+ GLenum fogTableMode;
+ GLfloat fogDensity;
+ GLfloat fogStart, fogEnd;
+ GrFog_t *fogTable;
+ GLint textureAlign;
+ GLint textureMaxLod;
+
+ /* Vertex building and storage:
+ */
+ GLuint tmu_source[FX_NUM_TMU];
+ GLuint SetupIndex;
+ GLuint stw_hint_state; /* for grHints */
+ GrVertex *verts;
+ GLboolean snapVertices; /* needed for older Voodoo hardware */
+
+ /* Rasterization:
+ */
+ GLuint render_index;
+ GLuint fallback;
+ GLenum render_primitive;
+ GLenum raster_primitive;
+
+ /* Current rasterization functions
+ */
+ fx_point_func draw_point;
+ fx_line_func draw_line;
+ fx_tri_func draw_tri;
+
+
+ /* Keep texture scales somewhere handy:
+ */
+ GLfloat s0scale;
+ GLfloat s1scale;
+ GLfloat t0scale;
+ GLfloat t1scale;
+
+ GLfloat inv_s0scale;
+ GLfloat inv_s1scale;
+ GLfloat inv_t0scale;
+ GLfloat inv_t1scale;
+
+ /* Glide stuff
+ */
+ tfxStats stats;
+ void *state;
+
+ /* Options */
+
+ GLboolean verbose;
+ GLboolean haveTwoTMUs; /* True if we really have 2 tmu's */
+ GLboolean haveHwAlpha;
+ GLboolean haveHwStencil;
+ GLboolean haveZBuffer;
+ GLboolean haveDoubleBuffer;
+ GLboolean haveGlobalPaletteTexture;
+ GLint swapInterval;
+ GLint maxPendingSwapBuffers;
+
+ GrContext_t glideContext;
+
+ int screen_width;
+ int screen_height;
+ int clipMinX;
+ int clipMaxX;
+ int clipMinY;
+ int clipMaxY;
+
+ int colDepth;
+ GLboolean fsaa;
+
+ /* Glide (per card) capabilities. These get mirrored
+ * from `glbHWConfig' when creating a new context...
+ */
+ GrSstType type;
+ FxBool HavePalExt; /* PALETTE6666 */
+ FxBool HavePixExt; /* PIXEXT */
+ FxBool HaveTexFmt; /* TEXFMT */
+ FxBool HaveCmbExt; /* COMBINE */
+ FxBool HaveMirExt; /* TEXMIRROR */
+ FxBool HaveTexUma; /* TEXUMA */
+ FxBool HaveTexus2; /* Texus 2 - FXT1 */
+ struct tdfx_glide Glide;
+ char rendererString[64];
};
-typedef void (*tfxSetupFunc)(struct vertex_buffer *, GLuint, GLuint);
-
-extern GrHwConfiguration glbHWConfig;
-extern int glbCurrentBoard;
extern void fxSetupFXUnits(GLcontext *);
extern void fxSetupDDPointers(GLcontext *);
-extern void fxDDSetNearFar(GLcontext *, GLfloat, GLfloat);
-extern void fxDDSetupInit(void);
-extern void fxDDCvaInit(void);
-extern void fxDDTrifuncInit(void);
-extern void fxDDFastPathInit(void);
+/* fxvb.c:
+ */
+extern void fxAllocVB(GLcontext * ctx);
+extern void fxFreeVB(GLcontext * ctx);
+extern void fxPrintSetupFlags(char *msg, GLuint flags );
+extern void fxCheckTexSizes( GLcontext *ctx );
+extern void fxBuildVertices( GLcontext *ctx, GLuint start, GLuint end,
+ GLuint newinputs );
+extern void fxChooseVertexState( GLcontext *ctx );
-extern void fxDDChooseRenderState( GLcontext *ctx );
-extern void fxRenderClippedLine( struct vertex_buffer *VB,
- GLuint v1, GLuint v2 );
-extern void fxRenderClippedTriangle( struct vertex_buffer *VB,
- GLuint n, GLuint vlist[] );
-extern tfxSetupFunc fxDDChooseSetupFunction(GLcontext *);
-extern points_func fxDDChoosePointsFunction(GLcontext *);
-extern line_func fxDDChooseLineFunction(GLcontext *);
-extern triangle_func fxDDChooseTriangleFunction(GLcontext *);
-extern quad_func fxDDChooseQuadFunction(GLcontext *);
-extern render_func **fxDDChooseRenderVBTables(GLcontext *);
+/* fxtrifuncs:
+ */
+extern void fxDDInitTriFuncs(GLcontext *);
+extern void fxDDChooseRenderState(GLcontext * ctx);
-extern void fxDDRenderInit(GLcontext *);
-extern void fxDDClipInit(void);
extern void fxUpdateDDSpanPointers(GLcontext *);
extern void fxSetupDDSpanPointers(GLcontext *);
-extern void fxPrintTextureData(tfxTexInfo *ti);
-extern void fxDDTexEnv(GLcontext *, GLenum, const GLfloat *);
-extern void fxDDTexImg(GLcontext *, GLenum, struct gl_texture_object *,
- GLint, GLint, const struct gl_texture_image *);
+extern void fxPrintTextureData(tfxTexInfo * ti);
+
+extern const struct gl_texture_format *
+fxDDChooseTextureFormat( GLcontext *ctx, GLint internalFormat,
+ GLenum srcFormat, GLenum srcType );
+extern void fxDDTexImage2D(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);
+extern void fxDDTexSubImage2D(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);
+extern void fxDDCompressedTexImage2D(GLcontext *ctx, GLenum target,
+ GLint level, GLint internalFormat,
+ GLsizei width, GLsizei height, GLint border,
+ GLsizei imageSize, const GLvoid *data,
+ struct gl_texture_object *texObj,
+ struct gl_texture_image *texImage);
+extern void fxDDCompressedTexSubImage2D(GLcontext *ctx, GLenum target,
+ GLint level, GLint xoffset,
+ GLint yoffset, GLsizei width,
+ GLint height, GLenum format,
+ GLsizei imageSize, const GLvoid *data,
+ struct gl_texture_object *texObj,
+ struct gl_texture_image *texImage);
+extern void fxDDTexImage1D(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);
+extern void fxDDTexSubImage1D(GLcontext * ctx, GLenum target, GLint level,
+ GLint xoffset, GLint width,
+ GLenum format, GLenum type,
+ const GLvoid * pixels,
+ const struct gl_pixelstore_attrib *packing,
+ struct gl_texture_object *texObj,
+ struct gl_texture_image *texImage);
+extern GLboolean fxDDTestProxyTexImage (GLcontext *ctx, GLenum target,
+ GLint level, GLint internalFormat,
+ GLenum format, GLenum type,
+ GLint width, GLint height,
+ GLint depth, GLint border);
+extern void fxDDTexEnv(GLcontext *, GLenum, GLenum, const GLfloat *);
extern void fxDDTexParam(GLcontext *, GLenum, struct gl_texture_object *,
GLenum, const GLfloat *);
extern void fxDDTexBind(GLcontext *, GLenum, struct gl_texture_object *);
+extern struct gl_texture_object *fxDDNewTextureObject( GLcontext *ctx, GLuint name, GLenum target );
extern void fxDDTexDel(GLcontext *, struct gl_texture_object *);
+extern GLboolean fxDDIsTextureResident(GLcontext *, struct gl_texture_object *);
extern void fxDDTexPalette(GLcontext *, struct gl_texture_object *);
-extern void fxDDTexuseGlbPalette(GLcontext *, GLboolean);
-extern void fxDDTexSubImg(GLcontext *, GLenum, struct gl_texture_object *, GLint,
- GLint, GLint, GLint, GLint, GLint, const struct gl_texture_image *);
extern void fxDDTexUseGlbPalette(GLcontext *, GLboolean);
extern void fxDDEnable(GLcontext *, GLenum, GLboolean);
-extern void fxDDAlphaFunc(GLcontext *, GLenum, GLclampf);
-extern void fxDDBlendFunc(GLcontext *, GLenum, GLenum);
+extern void fxDDAlphaFunc(GLcontext *, GLenum, GLfloat);
+extern void fxDDBlendFuncSeparate(GLcontext *, GLenum, GLenum, GLenum, GLenum);
+extern void fxDDBlendEquationSeparate(GLcontext *, GLenum, GLenum);
extern void fxDDDepthMask(GLcontext *, GLboolean);
extern void fxDDDepthFunc(GLcontext *, GLenum);
+extern void fxDDStencilFuncSeparate (GLcontext *ctx, GLenum face, GLenum func, GLint ref, GLuint mask);
+extern void fxDDStencilMaskSeparate (GLcontext *ctx, GLenum face, GLuint mask);
+extern void fxDDStencilOpSeparate (GLcontext *ctx, GLenum face, GLenum sfail, GLenum zfail, GLenum zpass);
-extern void fxDDRegisterVB( struct vertex_buffer *VB );
-extern void fxDDUnregisterVB( struct vertex_buffer *VB );
-extern void fxDDResizeVB( struct vertex_buffer *VB, GLuint size );
-
-extern void fxDDCheckMergeAndRender( GLcontext *ctx,
- struct gl_pipeline_stage *d );
-
-extern void fxDDMergeAndRender( struct vertex_buffer *VB );
-
-extern void fxDDCheckPartialRasterSetup( GLcontext *ctx,
- struct gl_pipeline_stage *d );
-
-extern void fxDDPartialRasterSetup( struct vertex_buffer *VB );
-
-extern void fxDDDoRasterSetup( struct vertex_buffer *VB );
-
-extern GLuint fxDDRegisterPipelineStages( struct gl_pipeline_stage *out,
- const struct gl_pipeline_stage *in,
- GLuint nr );
-
-extern GLboolean fxDDBuildPrecalcPipeline( GLcontext *ctx );
-
-extern void fxDDOptimizePrecalcPipeline( GLcontext *ctx,
- struct gl_pipeline *pipe );
+extern void fxDDInitExtensions(GLcontext * ctx);
-extern void fxDDRenderElementsDirect( struct vertex_buffer *VB );
-extern void fxDDRenderVBIndirectDirect( struct vertex_buffer *VB );
-
-extern void fxDDInitExtensions( GLcontext *ctx );
-
-#define fxTMGetTexInfo(o) ((tfxTexInfo*)((o)->DriverData))
extern void fxTMInit(fxMesaContext ctx);
extern void fxTMClose(fxMesaContext ctx);
+extern void fxTMRestoreTextures_NoLock(fxMesaContext ctx);
extern void fxTMMoveInTM(fxMesaContext, struct gl_texture_object *, GLint);
extern void fxTMMoveOutTM(fxMesaContext, struct gl_texture_object *);
#define fxTMMoveOutTM_NoLock fxTMMoveOutTM
extern void fxTMFreeTexture(fxMesaContext, struct gl_texture_object *);
-extern void fxTMReloadMipMapLevel(fxMesaContext, struct gl_texture_object *, GLint);
-extern void fxTMReloadSubMipMapLevel(fxMesaContext, struct gl_texture_object *,
- GLint, GLint, GLint);
+extern void fxTMReloadMipMapLevel(fxMesaContext, struct gl_texture_object *,
+ GLint);
+extern void fxTMReloadSubMipMapLevel(fxMesaContext,
+ struct gl_texture_object *, GLint, GLint,
+ GLint);
+extern int fxTMCheckStartAddr (fxMesaContext fxMesa, GLint tmu, tfxTexInfo *ti);
+
+extern void fxTexGetFormat(GLcontext *, GLenum, GrTextureFormat_t *, GLint *); /* [koolsmoky] */
-extern void fxTexGetFormat(GLenum, GrTextureFormat_t *, GLint *);
extern int fxTexGetInfo(int, int, GrLOD_t *, GrAspectRatio_t *,
- float *, float *, int *, int *, int *, int *);
+ float *, float *, int *, int *);
+
+extern void fxDDScissor(GLcontext * ctx,
+ GLint x, GLint y, GLsizei w, GLsizei h);
+extern void fxDDFogfv(GLcontext * ctx, GLenum pname, const GLfloat * params);
+extern void fxDDColorMask(GLcontext * ctx,
+ GLboolean r, GLboolean g, GLboolean b, GLboolean a);
+
+extern void fxDDWriteDepthSpan(GLcontext * ctx, GLuint n, GLint x, GLint y,
+ const GLuint depth[], const GLubyte mask[]);
-extern void fxDDScissor( GLcontext *ctx,
- GLint x, GLint y, GLsizei w, GLsizei h );
-extern void fxDDFogfv( GLcontext *ctx, GLenum pname, const GLfloat *params );
-extern GLboolean fxDDColorMask(GLcontext *ctx,
- GLboolean r, GLboolean g,
- GLboolean b, GLboolean a );
+extern void fxDDReadDepthSpan(GLcontext * ctx, GLuint n, GLint x, GLint y,
+ GLuint depth[]);
-extern void fxDDWriteDepthSpan(GLcontext *ctx, GLuint n, GLint x, GLint y,
- const GLdepth depth[], const GLubyte mask[]);
+extern void fxDDWriteDepthPixels(GLcontext * ctx, GLuint n,
+ const GLint x[], const GLint y[],
+ const GLuint depth[], const GLubyte mask[]);
-extern void fxDDReadDepthSpan(GLcontext *ctx, GLuint n, GLint x, GLint y,
- GLdepth depth[]);
+extern void fxDDReadDepthPixels(GLcontext * ctx, GLuint n,
+ const GLint x[], const GLint y[],
+ GLuint depth[]);
-extern void fxDDWriteDepthPixels(GLcontext *ctx, GLuint n,
- const GLint x[], const GLint y[],
- const GLdepth depth[], const GLubyte mask[]);
+extern void fxDDShadeModel(GLcontext * ctx, GLenum mode);
-extern void fxDDReadDepthPixels(GLcontext *ctx, GLuint n,
- const GLint x[], const GLint y[],
- GLdepth depth[]);
+extern void fxDDCullFace(GLcontext * ctx, GLenum mode);
+extern void fxDDFrontFace(GLcontext * ctx, GLenum mode);
-extern void fxDDFastPath( struct vertex_buffer *VB );
+extern void fxPrintRenderState(const char *msg, GLuint state);
+extern void fxPrintHintState(const char *msg, GLuint state);
-extern void fxDDShadeModel(GLcontext *ctx, GLenum mode);
+extern int fxDDInitFxMesaContext(fxMesaContext fxMesa);
+extern void fxDDDestroyFxMesaContext(fxMesaContext fxMesa);
-extern void fxDDCullFace(GLcontext *ctx, GLenum mode);
-extern void fxDDFrontFace(GLcontext *ctx, GLenum mode);
-extern void fxPrintRenderState( const char *msg, GLuint state );
-extern void fxPrintHintState( const char *msg, GLuint state );
+extern void fxSetScissorValues(GLcontext * ctx);
+extern void fxTMMoveInTM_NoLock(fxMesaContext fxMesa,
+ struct gl_texture_object *tObj, GLint where);
-extern void fxDDDoRenderVB( struct vertex_buffer *VB );
+extern void fxCheckIsInHardware(GLcontext *ctx);
-extern int fxDDInitFxMesaContext( fxMesaContext fxMesa );
+/* fxsetup:
+ * semi-private functions
+ */
+void fxSetupCull (GLcontext * ctx);
+void fxSetupScissor (GLcontext * ctx);
+void fxSetupColorMask (GLcontext * ctx);
+void fxSetupBlend (GLcontext *ctx);
+void fxSetupDepthTest (GLcontext *ctx);
+void fxSetupTexture (GLcontext *ctx);
+void fxSetupStencil (GLcontext *ctx);
+void fxSetupStencilFace (GLcontext *ctx, GLint face);
+
+/* Flags for software fallback cases */
+#define FX_FALLBACK_TEXTURE_MAP 0x0001
+#define FX_FALLBACK_DRAW_BUFFER 0x0002
+#define FX_FALLBACK_SPECULAR 0x0004
+#define FX_FALLBACK_STENCIL 0x0008
+#define FX_FALLBACK_RENDER_MODE 0x0010
+#define FX_FALLBACK_LOGICOP 0x0020
+#define FX_FALLBACK_TEXTURE_ENV 0x0040
+#define FX_FALLBACK_TEXTURE_BORDER 0x0080
+#define FX_FALLBACK_COLORMASK 0x0100
+#define FX_FALLBACK_BLEND 0x0200
+#define FX_FALLBACK_TEXTURE_MULTI 0x0400
+
+extern GLuint fx_check_IsInHardware(GLcontext *ctx);
+
+/***
+ *** CNORM: clamp float to [0,1] and map to float in [0,255]
+ ***/
+#if defined(USE_IEEE) && !defined(DEBUG)
+#define IEEE_0996 0x3f7f0000 /* 0.996 or so */
+#define CNORM(N, F) \
+ do { \
+ fi_type __tmp; \
+ __tmp.f = (F); \
+ if (__tmp.i < 0) \
+ N = 0; \
+ else if (__tmp.i >= IEEE_0996) \
+ N = 255.0f; \
+ else { \
+ N = (F) * 255.0f; \
+ } \
+ } while (0)
+#else
+#define CNORM(n, f) \
+ n = (CLAMP((f), 0.0F, 1.0F) * 255.0F)
+#endif
+/* run-time debugging */
+#ifndef FX_DEBUG
+#define FX_DEBUG 0
+#endif
+#if FX_DEBUG
+extern int TDFX_DEBUG;
+#else
+#define TDFX_DEBUG 0
+#endif
-extern void fxSetScissorValues(GLcontext *ctx);
-extern void fxTMMoveInTM_NoLock(fxMesaContext fxMesa,
- struct gl_texture_object *tObj,
- GLint where);
-extern void fxInitPixelTables(fxMesaContext fxMesa, GLboolean bgrOrder);
+/* dirty hacks */
+#define FX_RESCALE_BIG_TEXURES_HACK 1
+#define FX_COMPRESS_S3TC_AS_FXT1_HACK 1
#endif
projects / mesa.git / blobdiff