-/* -*- 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 */
#include "fxdrv.h"
#include "enums.h"
+#include "tnl.h"
+#include "tnl/t_context.h"
+#include "swrast.h"
+
+static void
+fxTexValidate(GLcontext * ctx, struct gl_texture_object *tObj)
+{
+ tfxTexInfo *ti = fxTMGetTexInfo(tObj);
+ GLint minl, maxl;
+
+ if (ti->validated) {
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxTexValidate(NOP)\n");
+ }
+ return;
+ }
+
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxTexValidate(%p (%d))\n", (void *)tObj, tObj->Name);
+ }
+
+ ti->tObj = tObj;
+ minl = ti->minLevel = tObj->BaseLevel;
+ maxl = ti->maxLevel = MIN2(tObj->MaxLevel, tObj->Image[0][0]->MaxLog2);
-static GLuint fxGetTexSetConfiguration(GLcontext *ctx,
- struct gl_texture_object *tObj0,
- struct gl_texture_object *tObj1);
-static void fxSetupTextureSingleTMU_NoLock(GLcontext *ctx, GLuint textureset);
-static void fxSetupDoubleTMU_NoLock(fxMesaContext fxMesa,
- struct gl_texture_object *tObj0,
- struct gl_texture_object *tObj1);
-static void fxSetupTexture_NoLock(GLcontext *ctx);
-static void fxSetupTexture(GLcontext *ctx);
-static void fxSetupBlend(GLcontext *ctx);
-static void fxSetupDepthTest(GLcontext *ctx);
-static void fxFogTableGenerate(GLcontext *ctx);
-static void fxSetupFog(GLcontext *ctx, GLboolean forceTableRebuild);
-static void fxSetupScissor(GLcontext *ctx);
-static void fxSetupCull(GLcontext *ctx);
-static void gl_print_fx_state_flags( const char *msg, GLuint flags);
-static GLboolean fxMultipassBlend(struct vertex_buffer *, GLuint);
-static GLboolean fxMultipassTexture( struct vertex_buffer *, GLuint );
-
-static void fxTexValidate(GLcontext *ctx, struct gl_texture_object *tObj)
+#if FX_RESCALE_BIG_TEXURES_HACK
{
- tfxTexInfo *ti=fxTMGetTexInfo(tObj);
- GLint minl, maxl;
-
- if (MESA_VERBOSE&VERBOSE_DRIVER) {
- fprintf(stderr,"fxmesa: fxTexValidate(...) Start\n");
- }
-
- if(ti->validated) {
- if (MESA_VERBOSE&VERBOSE_DRIVER) {
- fprintf(stderr,"fxmesa: fxTexValidate(...) End (validated=GL_TRUE)\n");
- }
- return;
- }
-
- ti->tObj=tObj;
- minl=ti->minLevel=tObj->BaseLevel;
- maxl=ti->maxLevel=MIN2(tObj->MaxLevel,tObj->Image[0]->MaxLog2);
-
- fxTexGetInfo(tObj->Image[minl]->Width, tObj->Image[minl]->Height,
- &(FX_largeLodLog2(ti->info)), &(FX_aspectRatioLog2(ti->info)),
- &(ti->sScale), &(ti->tScale),
- &(ti->int_sScale), &(ti->int_tScale),
- NULL, NULL);
-
- if((tObj->MinFilter!=GL_NEAREST) && (tObj->MinFilter!=GL_LINEAR))
- fxTexGetInfo(tObj->Image[maxl]->Width,tObj->Image[maxl]->Height,
- &(FX_smallLodLog2(ti->info)),NULL,
- NULL,NULL,
- NULL,NULL,
- NULL,NULL);
- else
- FX_smallLodLog2(ti->info)=FX_largeLodLog2(ti->info);
-
- fxTexGetFormat(tObj->Image[minl]->IntFormat,&(ti->info.format),&(ti->baseLevelInternalFormat));
-
- switch (tObj->WrapS) {
- case GL_CLAMP_TO_EDGE:
- /* What's this really mean compared to GL_CLAMP? */
- case GL_CLAMP:
- ti->sClamp=1;
- break;
- case GL_REPEAT:
- ti->sClamp=0;
- break;
- default:
- ; /* silence compiler warning */
- }
- switch (tObj->WrapT) {
- case GL_CLAMP_TO_EDGE:
- /* What's this really mean compared to GL_CLAMP? */
- case GL_CLAMP:
- ti->tClamp=1;
- break;
- case GL_REPEAT:
- ti->tClamp=0;
- break;
- default:
- ; /* silence compiler warning */
- }
-
- ti->validated=GL_TRUE;
-
- ti->info.data=NULL;
-
- if (MESA_VERBOSE&VERBOSE_DRIVER) {
- fprintf(stderr,"fxmesa: fxTexValidate(...) End\n");
- }
+ extern void _mesa_rescale_teximage2d( GLuint bytesPerPixel,
+ GLuint dstRowStride,
+ GLint srcWidth, GLint srcHeight,
+ GLint dstWidth, GLint dstHeight,
+ const GLvoid *srcImage, GLvoid *dstImage );
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ /* [dBorca]
+ * Fake textures larger than HW supports:
+ * 1) we have mipmaps. Then we just push up to the first supported
+ * LOD. A possible drawback is that Mesa will ignore the skipped
+ * LODs on further texture handling.
+ * Will this interfere with GL_TEXTURE_[MIN|BASE]_LEVEL? How?
+ * 2) we don't have mipmaps. We need to rescale the big LOD in place.
+ * The above approach is somehow dumb! we might have rescaled
+ * once in TexImage2D to accomodate aspect ratio, and now we
+ * are rescaling again. The thing is, in TexImage2D we don't
+ * know whether we'll hit 1) or 2) by the time of validation.
+ */
+ if ((tObj->MinFilter == GL_NEAREST) || (tObj->MinFilter == GL_LINEAR)) {
+ /* no mipmaps! */
+ struct gl_texture_image *texImage = tObj->Image[0][minl];
+ tfxMipMapLevel *mml = FX_MIPMAP_DATA(texImage);
+ GLint _w, _h, maxSize = 1 << fxMesa->textureMaxLod;
+ if ((mml->width > maxSize) || (mml->height > maxSize)) {
+ /* need to rescale */
+ GLint texelBytes = texImage->TexFormat->TexelBytes;
+ GLvoid *texImage_Data = texImage->Data;
+ _w = MIN2(texImage->Width, maxSize);
+ _h = MIN2(texImage->Height, maxSize);
+ if (TDFX_DEBUG & VERBOSE_TEXTURE) {
+ fprintf(stderr, "fxTexValidate: rescaling %d x %d -> %d x %d\n",
+ texImage->Width, texImage->Height, _w, _h);
+ }
+ /* we should leave these as is and... (!) */
+ texImage->Width = _w;
+ texImage->Height = _h;
+ fxTexGetInfo(_w, _h, NULL, NULL, NULL, NULL,
+ &(mml->wScale), &(mml->hScale));
+ _w *= mml->wScale;
+ _h *= mml->hScale;
+ texImage->Data = MESA_PBUFFER_ALLOC(_w * _h * texelBytes);
+ _mesa_rescale_teximage2d(texelBytes,
+ _w * texelBytes, /* dst stride */
+ mml->width, mml->height, /* src */
+ _w, _h, /* dst */
+ texImage_Data /*src*/, texImage->Data /*dst*/ );
+ MESA_PBUFFER_FREE(texImage_Data);
+ mml->width = _w;
+ mml->height = _h;
+ /* (!) ... and set mml->wScale = _w / texImage->Width */
+ }
+ } else {
+ /* mipmapping */
+ if (maxl - minl > fxMesa->textureMaxLod) {
+ /* skip a certain number of LODs */
+ minl += maxl - fxMesa->textureMaxLod;
+ if (TDFX_DEBUG & VERBOSE_TEXTURE) {
+ fprintf(stderr, "fxTexValidate: skipping %d LODs\n", minl - ti->minLevel);
+ }
+ ti->minLevel = tObj->BaseLevel = minl;
+ }
+ }
+}
+#endif
+
+ fxTexGetInfo(tObj->Image[0][minl]->Width, tObj->Image[0][minl]->Height,
+ &(FX_largeLodLog2(ti->info)), &(FX_aspectRatioLog2(ti->info)),
+ &(ti->sScale), &(ti->tScale),
+ NULL, NULL);
+
+ if ((tObj->MinFilter != GL_NEAREST) && (tObj->MinFilter != GL_LINEAR))
+ fxTexGetInfo(tObj->Image[0][maxl]->Width, tObj->Image[0][maxl]->Height,
+ &(FX_smallLodLog2(ti->info)), NULL,
+ NULL, NULL, NULL, NULL);
+ else
+ FX_smallLodLog2(ti->info) = FX_largeLodLog2(ti->info);
+
+ /* [dBorca] this is necessary because of fxDDCompressedTexImage2D */
+ if (ti->padded) {
+ struct gl_texture_image *texImage = tObj->Image[0][minl];
+ tfxMipMapLevel *mml = FX_MIPMAP_DATA(texImage);
+ if (mml->wScale != 1 || mml->hScale != 1) {
+ ti->sScale /= mml->wScale;
+ ti->tScale /= mml->hScale;
+ }
+ }
+
+ ti->baseLevelInternalFormat = tObj->Image[0][minl]->Format;
+
+ ti->validated = GL_TRUE;
+
+ ti->info.data = NULL;
}
-static void fxPrintUnitsMode( const char *msg, GLuint mode )
+static void
+fxPrintUnitsMode(const char *msg, GLuint mode)
{
- fprintf(stderr,
+ fprintf(stderr,
"%s: (0x%x) %s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
msg,
mode,
- (mode & FX_UM_E0_REPLACE) ? "E0_REPLACE, " : "",
- (mode & FX_UM_E0_MODULATE) ? "E0_MODULATE, " : "",
- (mode & FX_UM_E0_DECAL) ? "E0_DECAL, " : "",
- (mode & FX_UM_E0_BLEND) ? "E0_BLEND, " : "",
- (mode & FX_UM_E1_REPLACE) ? "E1_REPLACE, " : "",
- (mode & FX_UM_E1_MODULATE) ? "E1_MODULATE, " : "",
- (mode & FX_UM_E1_DECAL) ? "E1_DECAL, " : "",
- (mode & FX_UM_E1_BLEND) ? "E1_BLEND, " : "",
- (mode & FX_UM_E0_ALPHA) ? "E0_ALPHA, " : "",
- (mode & FX_UM_E0_LUMINANCE) ? "E0_LUMINANCE, " : "",
+ (mode & FX_UM_E0_REPLACE) ? "E0_REPLACE, " : "",
+ (mode & FX_UM_E0_MODULATE) ? "E0_MODULATE, " : "",
+ (mode & FX_UM_E0_DECAL) ? "E0_DECAL, " : "",
+ (mode & FX_UM_E0_BLEND) ? "E0_BLEND, " : "",
+ (mode & FX_UM_E1_REPLACE) ? "E1_REPLACE, " : "",
+ (mode & FX_UM_E1_MODULATE) ? "E1_MODULATE, " : "",
+ (mode & FX_UM_E1_DECAL) ? "E1_DECAL, " : "",
+ (mode & FX_UM_E1_BLEND) ? "E1_BLEND, " : "",
+ (mode & FX_UM_E0_ALPHA) ? "E0_ALPHA, " : "",
+ (mode & FX_UM_E0_LUMINANCE) ? "E0_LUMINANCE, " : "",
(mode & FX_UM_E0_LUMINANCE_ALPHA) ? "E0_LUMINANCE_ALPHA, " : "",
- (mode & FX_UM_E0_INTENSITY) ? "E0_INTENSITY, " : "",
- (mode & FX_UM_E0_RGB) ? "E0_RGB, " : "",
- (mode & FX_UM_E0_RGBA) ? "E0_RGBA, " : "",
- (mode & FX_UM_E1_ALPHA) ? "E1_ALPHA, " : "",
- (mode & FX_UM_E1_LUMINANCE) ? "E1_LUMINANCE, " : "",
+ (mode & FX_UM_E0_INTENSITY) ? "E0_INTENSITY, " : "",
+ (mode & FX_UM_E0_RGB) ? "E0_RGB, " : "",
+ (mode & FX_UM_E0_RGBA) ? "E0_RGBA, " : "",
+ (mode & FX_UM_E1_ALPHA) ? "E1_ALPHA, " : "",
+ (mode & FX_UM_E1_LUMINANCE) ? "E1_LUMINANCE, " : "",
(mode & FX_UM_E1_LUMINANCE_ALPHA) ? "E1_LUMINANCE_ALPHA, " : "",
- (mode & FX_UM_E1_INTENSITY) ? "E1_INTENSITY, " : "",
- (mode & FX_UM_E1_RGB) ? "E1_RGB, " : "",
- (mode & FX_UM_E1_RGBA) ? "E1_RGBA, " : "",
- (mode & FX_UM_COLOR_ITERATED) ? "COLOR_ITERATED, " : "",
- (mode & FX_UM_COLOR_CONSTANT) ? "COLOR_CONSTANT, " : "",
- (mode & FX_UM_ALPHA_ITERATED) ? "ALPHA_ITERATED, " : "",
- (mode & FX_UM_ALPHA_CONSTANT) ? "ALPHA_CONSTANT, " : "");
+ (mode & FX_UM_E1_INTENSITY) ? "E1_INTENSITY, " : "",
+ (mode & FX_UM_E1_RGB) ? "E1_RGB, " : "",
+ (mode & FX_UM_E1_RGBA) ? "E1_RGBA, " : "",
+ (mode & FX_UM_COLOR_ITERATED) ? "COLOR_ITERATED, " : "",
+ (mode & FX_UM_COLOR_CONSTANT) ? "COLOR_CONSTANT, " : "",
+ (mode & FX_UM_ALPHA_ITERATED) ? "ALPHA_ITERATED, " : "",
+ (mode & FX_UM_ALPHA_CONSTANT) ? "ALPHA_CONSTANT, " : "");
}
-static GLuint fxGetTexSetConfiguration(GLcontext *ctx,
- struct gl_texture_object *tObj0,
- struct gl_texture_object *tObj1)
+static GLuint
+fxGetTexSetConfiguration(GLcontext * ctx,
+ struct gl_texture_object *tObj0,
+ struct gl_texture_object *tObj1)
{
- GLuint unitsmode=0;
- GLuint envmode=0;
- GLuint ifmt=0;
-
- if((ctx->Light.ShadeModel==GL_SMOOTH) ||
- (ctx->Point.SmoothFlag) ||
- (ctx->Line.SmoothFlag) ||
- (ctx->Polygon.SmoothFlag))
- unitsmode|=FX_UM_ALPHA_ITERATED;
- else
- unitsmode|=FX_UM_ALPHA_CONSTANT;
-
- if(ctx->Light.ShadeModel==GL_SMOOTH)
- unitsmode|=FX_UM_COLOR_ITERATED;
- else
- unitsmode|=FX_UM_COLOR_CONSTANT;
-
- /*
- OpenGL Feeds Texture 0 into Texture 1
- Glide Feeds Texture 1 into Texture 0
- */
- if(tObj0) {
- tfxTexInfo *ti0=fxTMGetTexInfo(tObj0);
-
- switch(ti0->baseLevelInternalFormat) {
- case GL_ALPHA:
- ifmt|=FX_UM_E0_ALPHA;
- break;
- case GL_LUMINANCE:
- ifmt|=FX_UM_E0_LUMINANCE;
- break;
- case GL_LUMINANCE_ALPHA:
- ifmt|=FX_UM_E0_LUMINANCE_ALPHA;
- break;
- case GL_INTENSITY:
- ifmt|=FX_UM_E0_INTENSITY;
- break;
- case GL_RGB:
- ifmt|=FX_UM_E0_RGB;
- break;
- case GL_RGBA:
- ifmt|=FX_UM_E0_RGBA;
- break;
- }
-
- switch(ctx->Texture.Unit[0].EnvMode) {
- case GL_DECAL:
- envmode|=FX_UM_E0_DECAL;
- break;
- case GL_MODULATE:
- envmode|=FX_UM_E0_MODULATE;
- break;
- case GL_REPLACE:
- envmode|=FX_UM_E0_REPLACE;
- break;
- case GL_BLEND:
- envmode|=FX_UM_E0_BLEND;
- break;
- case GL_ADD:
- envmode|=FX_UM_E0_ADD;
- break;
- default:
- /* do nothing */
- break;
- }
- }
+ GLuint unitsmode = 0;
+ GLuint envmode = 0;
+ GLuint ifmt = 0;
+
+ if ((ctx->Light.ShadeModel == GL_SMOOTH) || 1 ||
+ (ctx->Point.SmoothFlag) ||
+ (ctx->Line.SmoothFlag) ||
+ (ctx->Polygon.SmoothFlag)) unitsmode |= FX_UM_ALPHA_ITERATED;
+ else
+ unitsmode |= FX_UM_ALPHA_CONSTANT;
+
+ if (ctx->Light.ShadeModel == GL_SMOOTH || 1)
+ unitsmode |= FX_UM_COLOR_ITERATED;
+ else
+ unitsmode |= FX_UM_COLOR_CONSTANT;
+
+
+
+ /*
+ OpenGL Feeds Texture 0 into Texture 1
+ Glide Feeds Texture 1 into Texture 0
+ */
+ if (tObj0) {
+ tfxTexInfo *ti0 = fxTMGetTexInfo(tObj0);
+
+ switch (ti0->baseLevelInternalFormat) {
+ case GL_ALPHA:
+ ifmt |= FX_UM_E0_ALPHA;
+ break;
+ case GL_LUMINANCE:
+ ifmt |= FX_UM_E0_LUMINANCE;
+ break;
+ case GL_LUMINANCE_ALPHA:
+ ifmt |= FX_UM_E0_LUMINANCE_ALPHA;
+ break;
+ case GL_INTENSITY:
+ ifmt |= FX_UM_E0_INTENSITY;
+ break;
+ case GL_RGB:
+ ifmt |= FX_UM_E0_RGB;
+ break;
+ case GL_RGBA:
+ ifmt |= FX_UM_E0_RGBA;
+ break;
+ }
- if(tObj1) {
- tfxTexInfo *ti1=fxTMGetTexInfo(tObj1);
+ switch (ctx->Texture.Unit[0].EnvMode) {
+ case GL_DECAL:
+ envmode |= FX_UM_E0_DECAL;
+ break;
+ case GL_MODULATE:
+ envmode |= FX_UM_E0_MODULATE;
+ break;
+ case GL_REPLACE:
+ envmode |= FX_UM_E0_REPLACE;
+ break;
+ case GL_BLEND:
+ envmode |= FX_UM_E0_BLEND;
+ break;
+ case GL_ADD:
+ envmode |= FX_UM_E0_ADD;
+ break;
+ default:
+ /* do nothing */
+ break;
+ }
+ }
- switch(ti1->baseLevelInternalFormat) {
- case GL_ALPHA:
- ifmt|=FX_UM_E1_ALPHA;
- break;
- case GL_LUMINANCE:
- ifmt|=FX_UM_E1_LUMINANCE;
- break;
- case GL_LUMINANCE_ALPHA:
- ifmt|=FX_UM_E1_LUMINANCE_ALPHA;
- break;
- case GL_INTENSITY:
- ifmt|=FX_UM_E1_INTENSITY;
- break;
- case GL_RGB:
- ifmt|=FX_UM_E1_RGB;
- break;
- case GL_RGBA:
- ifmt|=FX_UM_E1_RGBA;
- break;
- default:
- /* do nothing */
- break;
- }
+ if (tObj1) {
+ tfxTexInfo *ti1 = fxTMGetTexInfo(tObj1);
+
+ switch (ti1->baseLevelInternalFormat) {
+ case GL_ALPHA:
+ ifmt |= FX_UM_E1_ALPHA;
+ break;
+ case GL_LUMINANCE:
+ ifmt |= FX_UM_E1_LUMINANCE;
+ break;
+ case GL_LUMINANCE_ALPHA:
+ ifmt |= FX_UM_E1_LUMINANCE_ALPHA;
+ break;
+ case GL_INTENSITY:
+ ifmt |= FX_UM_E1_INTENSITY;
+ break;
+ case GL_RGB:
+ ifmt |= FX_UM_E1_RGB;
+ break;
+ case GL_RGBA:
+ ifmt |= FX_UM_E1_RGBA;
+ break;
+ default:
+ /* do nothing */
+ break;
+ }
- switch(ctx->Texture.Unit[1].EnvMode) {
- case GL_DECAL:
- envmode|=FX_UM_E1_DECAL;
- break;
- case GL_MODULATE:
- envmode|=FX_UM_E1_MODULATE;
- break;
- case GL_REPLACE:
- envmode|=FX_UM_E1_REPLACE;
- break;
- case GL_BLEND:
- envmode|=FX_UM_E1_BLEND;
- break;
- case GL_ADD:
- envmode|=FX_UM_E1_ADD;
- break;
- default:
- /* do nothing */
- break;
- }
- }
+ switch (ctx->Texture.Unit[1].EnvMode) {
+ case GL_DECAL:
+ envmode |= FX_UM_E1_DECAL;
+ break;
+ case GL_MODULATE:
+ envmode |= FX_UM_E1_MODULATE;
+ break;
+ case GL_REPLACE:
+ envmode |= FX_UM_E1_REPLACE;
+ break;
+ case GL_BLEND:
+ envmode |= FX_UM_E1_BLEND;
+ break;
+ case GL_ADD:
+ envmode |= FX_UM_E1_ADD;
+ break;
+ default:
+ /* do nothing */
+ break;
+ }
+ }
- unitsmode|=(ifmt | envmode);
+ unitsmode |= (ifmt | envmode);
- if (MESA_VERBOSE & (VERBOSE_DRIVER|VERBOSE_TEXTURE))
- fxPrintUnitsMode("unitsmode", unitsmode);
+ if (TDFX_DEBUG & (VERBOSE_DRIVER | VERBOSE_TEXTURE))
+ fxPrintUnitsMode("fxGetTexSetConfiguration", unitsmode);
- return unitsmode;
+ return unitsmode;
}
/************************************************************************/
/************************* Single Texture Set ***************************/
-static void fxSetupSingleTMU_NoLock(fxMesaContext fxMesa, struct gl_texture_object *tObj)
+static void
+fxSetupSingleTMU_NoLock(fxMesaContext fxMesa, struct gl_texture_object *tObj)
{
- tfxTexInfo *ti=fxTMGetTexInfo(tObj);
- int tmu;
-
- /* Make sure we're not loaded incorrectly */
- if (ti->isInTM) {
- if (ti->LODblend) {
- if (ti->whichTMU!=FX_TMU_SPLIT)
- fxTMMoveOutTM(fxMesa, tObj);
- } else {
- if (ti->whichTMU==FX_TMU_SPLIT)
- fxTMMoveOutTM(fxMesa, tObj);
- }
- }
-
- /* Make sure we're loaded correctly */
- if (!ti->isInTM) {
- if (ti->LODblend)
- fxTMMoveInTM_NoLock(fxMesa,tObj,FX_TMU_SPLIT);
- else {
- if (fxMesa->haveTwoTMUs) {
- if (fxMesa->freeTexMem[FX_TMU0] >
- FX_grTexTextureMemRequired_NoLock(GR_MIPMAPLEVELMASK_BOTH,
- &(ti->info))) {
- fxTMMoveInTM_NoLock(fxMesa,tObj, FX_TMU0);
- } else {
- fxTMMoveInTM_NoLock(fxMesa,tObj, FX_TMU1);
- }
- } else
- fxTMMoveInTM_NoLock(fxMesa,tObj,FX_TMU0);
- }
- }
-
- if (ti->LODblend && ti->whichTMU == FX_TMU_SPLIT) {
- if ((ti->info.format==GR_TEXFMT_P_8) && (!fxMesa->haveGlobalPaletteTexture)) {
- if (MESA_VERBOSE&VERBOSE_DRIVER) {
- fprintf(stderr,"fxmesa: uploading texture palette\n");
- }
- FX_grTexDownloadTable_NoLock(GR_TMU0,GR_TEXTABLE_PALETTE,&(ti->palette));
- FX_grTexDownloadTable_NoLock(GR_TMU1,GR_TEXTABLE_PALETTE,&(ti->palette));
- }
+ tfxTexInfo *ti = fxTMGetTexInfo(tObj);
+ int tmu;
- FX_grTexClampMode_NoLock(GR_TMU0,ti->sClamp,ti->tClamp);
- FX_grTexClampMode_NoLock(GR_TMU1,ti->sClamp,ti->tClamp);
- FX_grTexFilterMode_NoLock(GR_TMU0,ti->minFilt,ti->maxFilt);
- FX_grTexFilterMode_NoLock(GR_TMU1,ti->minFilt,ti->maxFilt);
- FX_grTexMipMapMode_NoLock(GR_TMU0,ti->mmMode,ti->LODblend);
- FX_grTexMipMapMode_NoLock(GR_TMU1,ti->mmMode,ti->LODblend);
-
- FX_grTexSource_NoLock(GR_TMU0,ti->tm[FX_TMU0]->startAddr,
- GR_MIPMAPLEVELMASK_ODD,&(ti->info));
- FX_grTexSource_NoLock(GR_TMU1,ti->tm[FX_TMU1]->startAddr,
- GR_MIPMAPLEVELMASK_EVEN,&(ti->info));
- } else {
- if (ti->whichTMU==FX_TMU_BOTH) tmu=FX_TMU0;
- else tmu=ti->whichTMU;
-
- if((ti->info.format==GR_TEXFMT_P_8) && (!fxMesa->haveGlobalPaletteTexture)) {
- if (MESA_VERBOSE&VERBOSE_DRIVER) {
- fprintf(stderr,"fxmesa: uploading texture palette\n");
- }
- FX_grTexDownloadTable_NoLock(tmu, GR_TEXTABLE_PALETTE, &(ti->palette));
- }
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupSingleTMU_NoLock(%p (%d))\n", (void *)tObj, tObj->Name);
+ }
+
+ ti->lastTimeUsed = fxMesa->texBindNumber;
+
+ /* Make sure we're not loaded incorrectly */
+ if (ti->isInTM) {
+ if (ti->LODblend) {
+ if (ti->whichTMU != FX_TMU_SPLIT)
+ fxTMMoveOutTM(fxMesa, tObj);
+ }
+ else {
+ if (ti->whichTMU == FX_TMU_SPLIT)
+ fxTMMoveOutTM(fxMesa, tObj);
+ }
+ }
+
+ /* Make sure we're loaded correctly */
+ if (!ti->isInTM) {
+ if (ti->LODblend)
+ fxTMMoveInTM_NoLock(fxMesa, tObj, FX_TMU_SPLIT);
+ else {
+ if (fxMesa->haveTwoTMUs) {
+ if (fxTMCheckStartAddr(fxMesa, FX_TMU0, ti)) {
+ fxTMMoveInTM_NoLock(fxMesa, tObj, FX_TMU0);
+ }
+ else {
+ fxTMMoveInTM_NoLock(fxMesa, tObj, FX_TMU1);
+ }
+ }
+ else
+ fxTMMoveInTM_NoLock(fxMesa, tObj, FX_TMU0);
+ }
+ }
+
+ if (ti->LODblend && ti->whichTMU == FX_TMU_SPLIT) {
+ /* broadcast */
+ if ((ti->info.format == GR_TEXFMT_P_8)
+ && (!fxMesa->haveGlobalPaletteTexture)) {
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupSingleTMU_NoLock: uploading texture palette\n");
+ }
+ grTexDownloadTable(ti->paltype, &(ti->palette));
+ }
+#if FX_TC_NCC
+ if ((ti->info.format == GR_TEXFMT_AYIQ_8422) ||
+ (ti->info.format == GR_TEXFMT_YIQ_422)) {
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupSingleTMU_NoLock: uploading NCC table\n");
+ }
+ grTexDownloadTable(GR_TEXTABLE_NCC0, &(ti->palette));
+ }
+#endif
+
+ grTexClampMode(GR_TMU0, ti->sClamp, ti->tClamp);
+ grTexClampMode(GR_TMU1, ti->sClamp, ti->tClamp);
+ grTexFilterMode(GR_TMU0, ti->minFilt, ti->maxFilt);
+ grTexFilterMode(GR_TMU1, ti->minFilt, ti->maxFilt);
+ grTexMipMapMode(GR_TMU0, ti->mmMode, ti->LODblend);
+ grTexMipMapMode(GR_TMU1, ti->mmMode, ti->LODblend);
+
+ grTexSource(GR_TMU0, ti->tm[FX_TMU0]->startAddr,
+ GR_MIPMAPLEVELMASK_ODD, &(ti->info));
+ grTexSource(GR_TMU1, ti->tm[FX_TMU1]->startAddr,
+ GR_MIPMAPLEVELMASK_EVEN, &(ti->info));
+ }
+ else {
+ if (ti->whichTMU == FX_TMU_BOTH)
+ tmu = FX_TMU0;
+ else
+ tmu = ti->whichTMU;
- /* KW: The alternative is to do the download to the other tmu. If
- * we get to this point, I think it means we are thrashing the
- * texture memory, so perhaps it's not a good idea.
- */
- if (ti->LODblend && (MESA_VERBOSE&VERBOSE_DRIVER))
- fprintf(stderr, "fxmesa: not blending texture - only on one tmu\n");
+ /* pointcast */
+ if ((ti->info.format == GR_TEXFMT_P_8)
+ && (!fxMesa->haveGlobalPaletteTexture)) {
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupSingleTMU_NoLock: uploading texture palette\n");
+ }
+ fxMesa->Glide.grTexDownloadTableExt(tmu, ti->paltype, &(ti->palette));
+ }
+#if FX_TC_NCC
+ if ((ti->info.format == GR_TEXFMT_AYIQ_8422) ||
+ (ti->info.format == GR_TEXFMT_YIQ_422)) {
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupSingleTMU_NoLock: uploading NCC table\n");
+ }
+ fxMesa->Glide.grTexDownloadTableExt(tmu, GR_TEXTABLE_NCC0, &(ti->palette));
+ }
+#endif
+
+ /* KW: The alternative is to do the download to the other tmu. If
+ * we get to this point, I think it means we are thrashing the
+ * texture memory, so perhaps it's not a good idea.
+ */
+ if (ti->LODblend && (TDFX_DEBUG & VERBOSE_DRIVER)) {
+ fprintf(stderr, "fxSetupSingleTMU_NoLock: not blending texture - only one tmu\n");
+ }
- FX_grTexClampMode_NoLock(tmu, ti->sClamp, ti->tClamp);
- FX_grTexFilterMode_NoLock(tmu, ti->minFilt, ti->maxFilt);
- FX_grTexMipMapMode_NoLock(tmu, ti->mmMode, FXFALSE);
+ grTexClampMode(tmu, ti->sClamp, ti->tClamp);
+ grTexFilterMode(tmu, ti->minFilt, ti->maxFilt);
+ grTexMipMapMode(tmu, ti->mmMode, FXFALSE);
- FX_grTexSource_NoLock(tmu, ti->tm[tmu]->startAddr,
- GR_MIPMAPLEVELMASK_BOTH, &(ti->info));
- }
+ grTexSource(tmu, ti->tm[tmu]->startAddr, GR_MIPMAPLEVELMASK_BOTH, &(ti->info));
+ }
}
-static void fxSelectSingleTMUSrc_NoLock(fxMesaContext fxMesa, GLint tmu,
- FxBool LODblend)
+static void
+fxSelectSingleTMUSrc_NoLock(fxMesaContext fxMesa, GLint tmu, FxBool LODblend)
{
- if (MESA_VERBOSE&VERBOSE_DRIVER) {
- fprintf(stderr,"fxmesa: fxSelectSingleTMUSrc(%d,%d)\n",tmu,LODblend);
- }
-
- if (LODblend) {
- FX_grTexCombine_NoLock(GR_TMU0,
- GR_COMBINE_FUNCTION_BLEND,
- GR_COMBINE_FACTOR_ONE_MINUS_LOD_FRACTION,
- GR_COMBINE_FUNCTION_BLEND,
- GR_COMBINE_FACTOR_ONE_MINUS_LOD_FRACTION,
- FXFALSE,FXFALSE);
-
- if (fxMesa->haveTwoTMUs)
- FX_grTexCombine_NoLock(GR_TMU1,
- GR_COMBINE_FUNCTION_LOCAL,GR_COMBINE_FACTOR_NONE,
- GR_COMBINE_FUNCTION_LOCAL,GR_COMBINE_FACTOR_NONE,
- FXFALSE,FXFALSE);
- fxMesa->tmuSrc=FX_TMU_SPLIT;
- }
- else {
- if (tmu!=FX_TMU1) {
- FX_grTexCombine_NoLock(GR_TMU0,
- GR_COMBINE_FUNCTION_LOCAL,GR_COMBINE_FACTOR_NONE,
- GR_COMBINE_FUNCTION_LOCAL,GR_COMBINE_FACTOR_NONE,
- FXFALSE,FXFALSE);
- if (fxMesa->haveTwoTMUs) {
- FX_grTexCombine_NoLock(GR_TMU1,
- GR_COMBINE_FUNCTION_ZERO, GR_COMBINE_FACTOR_NONE,
- GR_COMBINE_FUNCTION_ZERO, GR_COMBINE_FACTOR_NONE,
- FXFALSE,FXFALSE);
- }
- fxMesa->tmuSrc=FX_TMU0;
- }
- else {
- FX_grTexCombine_NoLock(GR_TMU1,
- GR_COMBINE_FUNCTION_LOCAL,GR_COMBINE_FACTOR_NONE,
- GR_COMBINE_FUNCTION_LOCAL,GR_COMBINE_FACTOR_NONE,
- FXFALSE,FXFALSE);
-
- /* GR_COMBINE_FUNCTION_SCALE_OTHER doesn't work ?!? */
-
- FX_grTexCombine_NoLock(GR_TMU0,
- GR_COMBINE_FUNCTION_BLEND,
- GR_COMBINE_FACTOR_ONE,
- GR_COMBINE_FUNCTION_BLEND,
- GR_COMBINE_FACTOR_ONE,
- FXFALSE,FXFALSE);
-
- fxMesa->tmuSrc=FX_TMU1;
- }
- }
+ struct tdfx_texcombine tex0, tex1;
+
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSelectSingleTMUSrc_NoLock(%d, %d)\n", tmu, LODblend);
+ }
+
+ tex0.InvertRGB = FXFALSE;
+ tex0.InvertAlpha = FXFALSE;
+ tex1.InvertRGB = FXFALSE;
+ tex1.InvertAlpha = FXFALSE;
+
+ if (LODblend) {
+ tex0.FunctionRGB = GR_COMBINE_FUNCTION_BLEND;
+ tex0.FactorRGB = GR_COMBINE_FACTOR_ONE_MINUS_LOD_FRACTION;
+ tex0.FunctionAlpha = GR_COMBINE_FUNCTION_BLEND;
+ tex0.FactorAlpha = GR_COMBINE_FACTOR_ONE_MINUS_LOD_FRACTION;
+
+ tex1.FunctionRGB = GR_COMBINE_FUNCTION_LOCAL;
+ tex1.FactorRGB = GR_COMBINE_FACTOR_NONE;
+ tex1.FunctionAlpha = GR_COMBINE_FUNCTION_LOCAL;
+ tex1.FactorAlpha = GR_COMBINE_FACTOR_NONE;
+
+ fxMesa->tmuSrc = FX_TMU_SPLIT;
+ }
+ else {
+ if (tmu != FX_TMU1) {
+ tex0.FunctionRGB = GR_COMBINE_FUNCTION_LOCAL;
+ tex0.FactorRGB = GR_COMBINE_FACTOR_NONE;
+ tex0.FunctionAlpha = GR_COMBINE_FUNCTION_LOCAL;
+ tex0.FactorAlpha = GR_COMBINE_FACTOR_NONE;
+
+ tex1.FunctionRGB = GR_COMBINE_FUNCTION_ZERO;
+ tex1.FactorRGB = GR_COMBINE_FACTOR_NONE;
+ tex1.FunctionAlpha = GR_COMBINE_FUNCTION_ZERO;
+ tex1.FactorAlpha = GR_COMBINE_FACTOR_NONE;
+
+ fxMesa->tmuSrc = FX_TMU0;
+ }
+ else {
+ tex1.FunctionRGB = GR_COMBINE_FUNCTION_LOCAL;
+ tex1.FactorRGB = GR_COMBINE_FACTOR_NONE;
+ tex1.FunctionAlpha = GR_COMBINE_FUNCTION_LOCAL;
+ tex1.FactorAlpha = GR_COMBINE_FACTOR_NONE;
+
+ /* correct values to set TMU0 in passthrough mode */
+ tex0.FunctionRGB = GR_COMBINE_FUNCTION_BLEND;
+ tex0.FactorRGB = GR_COMBINE_FACTOR_ONE;
+ tex0.FunctionAlpha = GR_COMBINE_FUNCTION_BLEND;
+ tex0.FactorAlpha = GR_COMBINE_FACTOR_ONE;
+
+ fxMesa->tmuSrc = FX_TMU1;
+ }
+ }
+
+ grTexCombine(GR_TMU0,
+ tex0.FunctionRGB,
+ tex0.FactorRGB,
+ tex0.FunctionAlpha,
+ tex0.FactorAlpha,
+ tex0.InvertRGB,
+ tex0.InvertAlpha);
+ if (fxMesa->haveTwoTMUs) {
+ grTexCombine(GR_TMU1,
+ tex1.FunctionRGB,
+ tex1.FactorRGB,
+ tex1.FunctionAlpha,
+ tex1.FactorAlpha,
+ tex1.InvertRGB,
+ tex1.InvertAlpha);
+ }
}
-static void fxSetupTextureSingleTMU_NoLock(GLcontext *ctx, GLuint textureset)
+static void
+fxSetupTextureSingleTMU_NoLock(GLcontext * ctx, GLuint textureset)
{
- fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
- GrCombineLocal_t localc,locala;
- GLuint unitsmode;
- GLint ifmt;
- tfxTexInfo *ti;
- struct gl_texture_object *tObj=ctx->Texture.Unit[textureset].CurrentD[2];
- int tmu;
-
- if (MESA_VERBOSE&VERBOSE_DRIVER) {
- fprintf(stderr,"fxmesa: fxSetupTextureSingleTMU(...) Start\n");
- }
-
- ti=fxTMGetTexInfo(tObj);
-
- fxTexValidate(ctx,tObj);
-
- fxSetupSingleTMU_NoLock(fxMesa,tObj);
-
- if (ti->whichTMU==FX_TMU_BOTH) tmu=FX_TMU0;
- else tmu=ti->whichTMU;
- if (fxMesa->tmuSrc!=tmu)
- fxSelectSingleTMUSrc_NoLock(fxMesa, tmu, ti->LODblend);
-
- if(textureset==0 || !fxMesa->haveTwoTMUs)
- unitsmode=fxGetTexSetConfiguration(ctx,tObj,NULL);
- else
- unitsmode=fxGetTexSetConfiguration(ctx,NULL,tObj);
-
- if(fxMesa->lastUnitsMode==unitsmode)
- return;
-
- fxMesa->lastUnitsMode=unitsmode;
-
- fxMesa->stw_hint_state = 0;
- FX_grHints_NoLock(GR_HINT_STWHINT,0);
-
- ifmt=ti->baseLevelInternalFormat;
-
- if(unitsmode & FX_UM_ALPHA_ITERATED)
- locala=GR_COMBINE_LOCAL_ITERATED;
- else
- locala=GR_COMBINE_LOCAL_CONSTANT;
-
- if(unitsmode & FX_UM_COLOR_ITERATED)
- localc=GR_COMBINE_LOCAL_ITERATED;
- else
- localc=GR_COMBINE_LOCAL_CONSTANT;
-
- if (MESA_VERBOSE & (VERBOSE_DRIVER|VERBOSE_TEXTURE))
- fprintf(stderr, "fxMesa: fxSetupTextureSingleTMU, envmode is %s\n",
- gl_lookup_enum_by_nr(ctx->Texture.Unit[textureset].EnvMode));
-
- switch(ctx->Texture.Unit[textureset].EnvMode) {
- case GL_DECAL:
- FX_grAlphaCombine_NoLock(GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- locala,
- GR_COMBINE_OTHER_NONE,
- FXFALSE);
-
- FX_grColorCombine_NoLock(GR_COMBINE_FUNCTION_BLEND,
- GR_COMBINE_FACTOR_TEXTURE_ALPHA,
- localc,
- GR_COMBINE_OTHER_TEXTURE,
- FXFALSE);
- break;
- case GL_MODULATE:
- FX_grAlphaCombine_NoLock(GR_COMBINE_FUNCTION_SCALE_OTHER,
- GR_COMBINE_FACTOR_LOCAL,
- locala,
- GR_COMBINE_OTHER_TEXTURE,
- FXFALSE);
-
- if(ifmt==GL_ALPHA)
- FX_grColorCombine_NoLock(GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- localc,
- GR_COMBINE_OTHER_NONE,
- FXFALSE);
- else
- FX_grColorCombine_NoLock(GR_COMBINE_FUNCTION_SCALE_OTHER,
- GR_COMBINE_FACTOR_LOCAL,
- localc,
- GR_COMBINE_OTHER_TEXTURE,
- FXFALSE);
- break;
- case GL_BLEND:
-#if 0
- FX_grAlphaCombine_NoLock(GR_COMBINE_FUNCTION_SCALE_OTHER,
- GR_COMBINE_FACTOR_LOCAL,
- locala,
- GR_COMBINE_OTHER_TEXTURE,
- FXFALSE);
- if (ifmt==GL_ALPHA)
- FX_grColorCombine_NoLock(GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- localc,
- GR_COMBINE_OTHER_NONE,
- FXFALSE);
- else
- FX_grColorCombine_NoLock(GR_COMBINE_FUNCTION_SCALE_OTHER_ADD_LOCAL,
- GR_COMBINE_FACTOR_LOCAL,
- localc,
- GR_COMBINE_OTHER_TEXTURE,
- FXTRUE);
- ctx->Driver.MultipassFunc = fxMultipassBlend;
-#else
-#ifndef FX_SILENT
- fprintf(stderr,"fx Driver: GL_BLEND not yet supported\n");
-#endif
-#endif
- break;
- case GL_REPLACE:
- if((ifmt==GL_RGB) || (ifmt==GL_LUMINANCE))
- FX_grAlphaCombine_NoLock(GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- locala,
- GR_COMBINE_OTHER_NONE,
- FXFALSE);
- else
- FX_grAlphaCombine_NoLock(GR_COMBINE_FUNCTION_SCALE_OTHER,
- GR_COMBINE_FACTOR_ONE,
- locala,
- GR_COMBINE_OTHER_TEXTURE,
- FXFALSE);
-
- if(ifmt==GL_ALPHA)
- FX_grColorCombine_NoLock(GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- localc,
- GR_COMBINE_OTHER_NONE,
- FXFALSE);
- else
- FX_grColorCombine_NoLock(GR_COMBINE_FUNCTION_SCALE_OTHER,
- GR_COMBINE_FACTOR_ONE,
- localc,
- GR_COMBINE_OTHER_TEXTURE,
- FXFALSE);
- break;
- default:
-#ifndef FX_SILENT
- fprintf(stderr,"fx Driver: %x Texture.EnvMode not yet supported\n",ctx->Texture.Unit[textureset].EnvMode);
-#endif
- break;
- }
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ struct tdfx_combine alphaComb, colorComb;
+ GrCombineLocal_t localc, locala;
+ GLuint unitsmode;
+ GLint ifmt;
+ tfxTexInfo *ti;
+ struct gl_texture_object *tObj = ctx->Texture.Unit[textureset]._Current;
+ int tmu;
+
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupTextureSingleTMU_NoLock(%d)\n", textureset);
+ }
+
+ ti = fxTMGetTexInfo(tObj);
+
+ fxTexValidate(ctx, tObj);
+
+ fxSetupSingleTMU_NoLock(fxMesa, tObj);
+
+ if (ti->whichTMU == FX_TMU_BOTH)
+ tmu = FX_TMU0;
+ else
+ tmu = ti->whichTMU;
+ if (fxMesa->tmuSrc != tmu)
+ fxSelectSingleTMUSrc_NoLock(fxMesa, tmu, ti->LODblend);
+
+ if (textureset == 0 || !fxMesa->haveTwoTMUs)
+ unitsmode = fxGetTexSetConfiguration(ctx, tObj, NULL);
+ else
+ unitsmode = fxGetTexSetConfiguration(ctx, NULL, tObj);
+
+/* if(fxMesa->lastUnitsMode==unitsmode) */
+/* return; */
+
+ fxMesa->lastUnitsMode = unitsmode;
+
+ fxMesa->stw_hint_state = 0;
+ FX_grHints_NoLock(GR_HINT_STWHINT, 0);
+
+ ifmt = ti->baseLevelInternalFormat;
+
+ if (unitsmode & FX_UM_ALPHA_ITERATED)
+ locala = GR_COMBINE_LOCAL_ITERATED;
+ else
+ locala = GR_COMBINE_LOCAL_CONSTANT;
+
+ if (unitsmode & FX_UM_COLOR_ITERATED)
+ localc = GR_COMBINE_LOCAL_ITERATED;
+ else
+ localc = GR_COMBINE_LOCAL_CONSTANT;
+
+ if (TDFX_DEBUG & (VERBOSE_DRIVER | VERBOSE_TEXTURE))
+ fprintf(stderr, "fxSetupTextureSingleTMU_NoLock: envmode is %s\n",
+ _mesa_lookup_enum_by_nr(ctx->Texture.Unit[textureset].EnvMode));
+
+ alphaComb.Local = locala;
+ alphaComb.Invert = FXFALSE;
+ colorComb.Local = localc;
+ colorComb.Invert = FXFALSE;
+
+ switch (ctx->Texture.Unit[textureset].EnvMode) {
+ case GL_DECAL:
+ alphaComb.Function = GR_COMBINE_FUNCTION_LOCAL;
+ alphaComb.Factor = GR_COMBINE_FACTOR_NONE;
+ alphaComb.Other = GR_COMBINE_OTHER_NONE;
+
+ colorComb.Function = GR_COMBINE_FUNCTION_BLEND;
+ colorComb.Factor = GR_COMBINE_FACTOR_TEXTURE_ALPHA;
+ colorComb.Other = GR_COMBINE_OTHER_TEXTURE;
+ break;
+ case GL_MODULATE:
+ alphaComb.Function = GR_COMBINE_FUNCTION_SCALE_OTHER;
+ alphaComb.Factor = GR_COMBINE_FACTOR_LOCAL;
+ alphaComb.Other = GR_COMBINE_OTHER_TEXTURE;
+
+ if (ifmt == GL_ALPHA) {
+ colorComb.Function = GR_COMBINE_FUNCTION_LOCAL;
+ colorComb.Factor = GR_COMBINE_FACTOR_NONE;
+ colorComb.Other = GR_COMBINE_OTHER_NONE;
+ } else {
+ colorComb.Function = GR_COMBINE_FUNCTION_SCALE_OTHER;
+ colorComb.Factor = GR_COMBINE_FACTOR_LOCAL;
+ colorComb.Other = GR_COMBINE_OTHER_TEXTURE;
+ }
+ break;
+ case GL_BLEND:
+ if (ifmt == GL_LUMINANCE || ifmt == GL_RGB) {
+ /* Av = Af */
+ alphaComb.Function = GR_COMBINE_FUNCTION_LOCAL;
+ alphaComb.Factor = GR_COMBINE_FACTOR_NONE;
+ alphaComb.Other = GR_COMBINE_OTHER_NONE;
+ }
+ else if (ifmt == GL_INTENSITY) {
+ /* Av = Af * (1 - It) + Ac * It */
+ alphaComb.Function = GR_COMBINE_FUNCTION_BLEND;
+ alphaComb.Factor = GR_COMBINE_FACTOR_TEXTURE_ALPHA;
+ alphaComb.Other = GR_COMBINE_OTHER_CONSTANT;
+ }
+ else {
+ /* Av = Af * At */
+ alphaComb.Function = GR_COMBINE_FUNCTION_SCALE_OTHER;
+ alphaComb.Factor = GR_COMBINE_FACTOR_LOCAL;
+ alphaComb.Other = GR_COMBINE_OTHER_TEXTURE;
+ }
- if (MESA_VERBOSE&VERBOSE_DRIVER) {
- fprintf(stderr,"fxmesa: fxSetupTextureSingleTMU(...) End\n");
- }
+ if (ifmt == GL_ALPHA) {
+ colorComb.Function = GR_COMBINE_FUNCTION_LOCAL;
+ colorComb.Factor = GR_COMBINE_FACTOR_NONE;
+ colorComb.Other = GR_COMBINE_OTHER_NONE;
+ } else {
+ if (fxMesa->type >= GR_SSTTYPE_Voodoo2) {
+ colorComb.Function = GR_COMBINE_FUNCTION_BLEND;
+ colorComb.Factor = GR_COMBINE_FACTOR_TEXTURE_RGB;
+ colorComb.Other = GR_COMBINE_OTHER_CONSTANT;
+ } else if (ifmt == GL_INTENSITY) {
+ /* just a hack: RGB == ALPHA */
+ colorComb.Function = GR_COMBINE_FUNCTION_BLEND;
+ colorComb.Factor = GR_COMBINE_FACTOR_TEXTURE_ALPHA;
+ colorComb.Other = GR_COMBINE_OTHER_CONSTANT;
+ } else {
+ /* Only Voodoo^2 can GL_BLEND (GR_COMBINE_FACTOR_TEXTURE_RGB)
+ * These settings assume that the TexEnv color is black and
+ * incoming fragment color is white.
+ */
+ colorComb.Function = GR_COMBINE_FUNCTION_SCALE_OTHER;
+ colorComb.Factor = GR_COMBINE_FACTOR_ONE;
+ colorComb.Other = GR_COMBINE_OTHER_TEXTURE;
+ colorComb.Invert = FXTRUE;
+ _mesa_problem(NULL, "can't GL_BLEND with SST1");
+ }
+ }
+
+ grConstantColorValue(
+ (((GLuint)(ctx->Texture.Unit[textureset].EnvColor[0] * 255.0f)) ) |
+ (((GLuint)(ctx->Texture.Unit[textureset].EnvColor[1] * 255.0f)) << 8) |
+ (((GLuint)(ctx->Texture.Unit[textureset].EnvColor[2] * 255.0f)) << 16) |
+ (((GLuint)(ctx->Texture.Unit[textureset].EnvColor[3] * 255.0f)) << 24));
+ break;
+ case GL_REPLACE:
+ if ((ifmt == GL_RGB) || (ifmt == GL_LUMINANCE)) {
+ alphaComb.Function = GR_COMBINE_FUNCTION_LOCAL;
+ alphaComb.Factor = GR_COMBINE_FACTOR_NONE;
+ alphaComb.Other = GR_COMBINE_OTHER_NONE;
+ } else {
+ alphaComb.Function = GR_COMBINE_FUNCTION_SCALE_OTHER;
+ alphaComb.Factor = GR_COMBINE_FACTOR_ONE;
+ alphaComb.Other = GR_COMBINE_OTHER_TEXTURE;
+ }
+
+ if (ifmt == GL_ALPHA) {
+ colorComb.Function = GR_COMBINE_FUNCTION_LOCAL;
+ colorComb.Factor = GR_COMBINE_FACTOR_NONE;
+ colorComb.Other = GR_COMBINE_OTHER_NONE;
+ } else {
+ colorComb.Function = GR_COMBINE_FUNCTION_SCALE_OTHER;
+ colorComb.Factor = GR_COMBINE_FACTOR_ONE;
+ colorComb.Other = GR_COMBINE_OTHER_TEXTURE;
+ }
+ break;
+ case GL_ADD:
+ if (ifmt == GL_ALPHA ||
+ ifmt == GL_LUMINANCE_ALPHA ||
+ ifmt == GL_RGBA) {
+ /* product of texel and fragment alpha */
+ alphaComb.Function = GR_COMBINE_FUNCTION_SCALE_OTHER;
+ alphaComb.Factor = GR_COMBINE_FACTOR_LOCAL;
+ alphaComb.Other = GR_COMBINE_OTHER_TEXTURE;
+ }
+ else if (ifmt == GL_LUMINANCE || ifmt == GL_RGB) {
+ /* fragment alpha is unchanged */
+ alphaComb.Function = GR_COMBINE_FUNCTION_LOCAL;
+ alphaComb.Factor = GR_COMBINE_FACTOR_NONE;
+ alphaComb.Other = GR_COMBINE_OTHER_NONE;
+ }
+ else {
+ /* sum of texel and fragment alpha */
+ alphaComb.Function = GR_COMBINE_FUNCTION_SCALE_OTHER_ADD_LOCAL;
+ alphaComb.Factor = GR_COMBINE_FACTOR_ONE;
+ alphaComb.Other = GR_COMBINE_OTHER_TEXTURE;
+ }
+
+ if (ifmt == GL_ALPHA) {
+ /* rgb unchanged */
+ colorComb.Function = GR_COMBINE_FUNCTION_LOCAL;
+ colorComb.Factor = GR_COMBINE_FACTOR_NONE;
+ colorComb.Other = GR_COMBINE_OTHER_NONE;
+ }
+ else {
+ /* sum of texel and fragment rgb */
+ colorComb.Function = GR_COMBINE_FUNCTION_SCALE_OTHER_ADD_LOCAL;
+ colorComb.Factor = GR_COMBINE_FACTOR_ONE;
+ colorComb.Other = GR_COMBINE_OTHER_TEXTURE;
+ }
+ break;
+ default:
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupTextureSingleTMU_NoLock: %x Texture.EnvMode not yet supported\n",
+ ctx->Texture.Unit[textureset].EnvMode);
+ }
+ return;
+ }
+
+ grAlphaCombine(alphaComb.Function,
+ alphaComb.Factor,
+ alphaComb.Local,
+ alphaComb.Other,
+ alphaComb.Invert);
+ grColorCombine(colorComb.Function,
+ colorComb.Factor,
+ colorComb.Local,
+ colorComb.Other,
+ colorComb.Invert);
}
-static void fxSetupTextureSingleTMU(GLcontext *ctx, GLuint textureset) {
- BEGIN_BOARD_LOCK();
- fxSetupTextureSingleTMU_NoLock(ctx, textureset);
- END_BOARD_LOCK();
+#if 00
+static void
+fxSetupTextureSingleTMU(GLcontext * ctx, GLuint textureset)
+{
+ BEGIN_BOARD_LOCK();
+ fxSetupTextureSingleTMU_NoLock(ctx, textureset);
+ END_BOARD_LOCK();
}
+#endif
+
/************************* Double Texture Set ***************************/
-static void fxSetupDoubleTMU_NoLock(fxMesaContext fxMesa,
- struct gl_texture_object *tObj0,
- struct gl_texture_object *tObj1)
+static void
+fxSetupDoubleTMU_NoLock(fxMesaContext fxMesa,
+ struct gl_texture_object *tObj0,
+ struct gl_texture_object *tObj1)
{
#define T0_NOT_IN_TMU 0x01
#define T1_NOT_IN_TMU 0x02
#define T0_IN_TMU1 0x10
#define T1_IN_TMU1 0x20
- tfxTexInfo *ti0=fxTMGetTexInfo(tObj0);
- tfxTexInfo *ti1=fxTMGetTexInfo(tObj1);
- GLuint tstate=0;
- int tmu0=0, tmu1=1;
-
- if (MESA_VERBOSE&VERBOSE_DRIVER) {
- fprintf(stderr,"fxmesa: fxSetupDoubleTMU(...)\n");
- }
-
- /* We shouldn't need to do this. There is something wrong with
- mutlitexturing when the TMUs are swapped. So, we're forcing
- them to always be loaded correctly. !!! */
- if (ti0->whichTMU==FX_TMU1)
- fxTMMoveOutTM_NoLock(fxMesa, tObj0);
- if (ti1->whichTMU==FX_TMU0)
- fxTMMoveOutTM_NoLock(fxMesa, tObj1);
-
- if (ti0->isInTM) {
- switch (ti0->whichTMU) {
- case FX_TMU0:
- tstate|=T0_IN_TMU0;
- break;
- case FX_TMU1:
- tstate|=T0_IN_TMU1;
- break;
- case FX_TMU_BOTH:
- tstate|=T0_IN_TMU0|T0_IN_TMU1;
- break;
- case FX_TMU_SPLIT:
- tstate|=T0_NOT_IN_TMU;
- break;
- }
- } else tstate|=T0_NOT_IN_TMU;
+ tfxTexInfo *ti0 = fxTMGetTexInfo(tObj0);
+ tfxTexInfo *ti1 = fxTMGetTexInfo(tObj1);
+ GLuint tstate = 0;
+ int tmu0 = 0, tmu1 = 1;
- if (ti1->isInTM) {
- switch (ti1->whichTMU) {
- case FX_TMU0:
- tstate|=T1_IN_TMU0;
- break;
- case FX_TMU1:
- tstate|=T1_IN_TMU1;
- break;
- case FX_TMU_BOTH:
- tstate|=T1_IN_TMU0|T1_IN_TMU1;
- break;
- case FX_TMU_SPLIT:
- tstate|=T1_NOT_IN_TMU;
- break;
- }
- } else tstate|=T1_NOT_IN_TMU;
-
- ti0->lastTimeUsed=fxMesa->texBindNumber;
- ti1->lastTimeUsed=fxMesa->texBindNumber;
-
- /* Move texture maps into TMUs */
-
- if (!(((tstate&T0_IN_TMU0) && (tstate&T1_IN_TMU1)) ||
- ((tstate&T0_IN_TMU1) && (tstate&T1_IN_TMU0)))) {
- if (tObj0==tObj1) fxTMMoveInTM_NoLock(fxMesa, tObj1, FX_TMU_BOTH);
- else {
- /* Find the minimal way to correct the situation */
- if ((tstate&T0_IN_TMU0) || (tstate&T1_IN_TMU1)) {
- /* We have one in the standard order, setup the other */
- if (tstate&T0_IN_TMU0) { /* T0 is in TMU0, put T1 in TMU1 */
- fxTMMoveInTM_NoLock(fxMesa, tObj1, FX_TMU1);
- } else {
- fxTMMoveInTM_NoLock(fxMesa, tObj0, FX_TMU0);
- }
- /* tmu0 and tmu1 are setup */
- } else if ((tstate&T0_IN_TMU1) || (tstate&T1_IN_TMU0)) {
- /* we have one in the reverse order, setup the other */
- if (tstate&T1_IN_TMU0) { /* T1 is in TMU0, put T0 in TMU1 */
- fxTMMoveInTM_NoLock(fxMesa, tObj0, FX_TMU1);
- } else {
- fxTMMoveInTM_NoLock(fxMesa, tObj1, FX_TMU0);
- }
- tmu0=1;
- tmu1=0;
- } else { /* Nothing is loaded */
- fxTMMoveInTM_NoLock(fxMesa, tObj0, FX_TMU0);
- fxTMMoveInTM_NoLock(fxMesa, tObj1, FX_TMU1);
- /* tmu0 and tmu1 are setup */
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupDoubleTMU_NoLock(...)\n");
+ }
+
+ /* We shouldn't need to do this. There is something wrong with
+ mutlitexturing when the TMUs are swapped. So, we're forcing
+ them to always be loaded correctly. !!! */
+ if (ti0->whichTMU == FX_TMU1)
+ fxTMMoveOutTM_NoLock(fxMesa, tObj0);
+ if (ti1->whichTMU == FX_TMU0)
+ fxTMMoveOutTM_NoLock(fxMesa, tObj1);
+
+ if (ti0->isInTM) {
+ switch (ti0->whichTMU) {
+ case FX_TMU0:
+ tstate |= T0_IN_TMU0;
+ break;
+ case FX_TMU1:
+ tstate |= T0_IN_TMU1;
+ break;
+ case FX_TMU_BOTH:
+ tstate |= T0_IN_TMU0 | T0_IN_TMU1;
+ break;
+ case FX_TMU_SPLIT:
+ tstate |= T0_NOT_IN_TMU;
+ break;
}
- }
- }
-
- if (!fxMesa->haveGlobalPaletteTexture) {
- if (ti0->info.format==GR_TEXFMT_P_8) {
- if (MESA_VERBOSE&VERBOSE_DRIVER) {
- fprintf(stderr,"fxmesa: uploading texture palette TMU0\n");
- }
- FX_grTexDownloadTable_NoLock(tmu0, GR_TEXTABLE_PALETTE, &(ti0->palette));
- }
+ }
+ else
+ tstate |= T0_NOT_IN_TMU;
+
+ if (ti1->isInTM) {
+ switch (ti1->whichTMU) {
+ case FX_TMU0:
+ tstate |= T1_IN_TMU0;
+ break;
+ case FX_TMU1:
+ tstate |= T1_IN_TMU1;
+ break;
+ case FX_TMU_BOTH:
+ tstate |= T1_IN_TMU0 | T1_IN_TMU1;
+ break;
+ case FX_TMU_SPLIT:
+ tstate |= T1_NOT_IN_TMU;
+ break;
+ }
+ }
+ else
+ tstate |= T1_NOT_IN_TMU;
+
+ ti0->lastTimeUsed = fxMesa->texBindNumber;
+ ti1->lastTimeUsed = fxMesa->texBindNumber;
+
+ /* Move texture maps into TMUs */
+
+ if (!(((tstate & T0_IN_TMU0) && (tstate & T1_IN_TMU1)) ||
+ ((tstate & T0_IN_TMU1) && (tstate & T1_IN_TMU0)))) {
+ if (tObj0 == tObj1)
+ fxTMMoveInTM_NoLock(fxMesa, tObj1, FX_TMU_BOTH);
+ else {
+ /* Find the minimal way to correct the situation */
+ if ((tstate & T0_IN_TMU0) || (tstate & T1_IN_TMU1)) {
+ /* We have one in the standard order, setup the other */
+ if (tstate & T0_IN_TMU0) { /* T0 is in TMU0, put T1 in TMU1 */
+ fxTMMoveInTM_NoLock(fxMesa, tObj1, FX_TMU1);
+ }
+ else {
+ fxTMMoveInTM_NoLock(fxMesa, tObj0, FX_TMU0);
+ }
+ /* tmu0 and tmu1 are setup */
+ }
+ else if ((tstate & T0_IN_TMU1) || (tstate & T1_IN_TMU0)) {
+ /* we have one in the reverse order, setup the other */
+ if (tstate & T1_IN_TMU0) { /* T1 is in TMU0, put T0 in TMU1 */
+ fxTMMoveInTM_NoLock(fxMesa, tObj0, FX_TMU1);
+ }
+ else {
+ fxTMMoveInTM_NoLock(fxMesa, tObj1, FX_TMU0);
+ }
+ tmu0 = 1;
+ tmu1 = 0;
+ }
+ else { /* Nothing is loaded */
+ fxTMMoveInTM_NoLock(fxMesa, tObj0, FX_TMU0);
+ fxTMMoveInTM_NoLock(fxMesa, tObj1, FX_TMU1);
+ /* tmu0 and tmu1 are setup */
+ }
+ }
+ }
- if (ti1->info.format==GR_TEXFMT_P_8) {
- if (MESA_VERBOSE&VERBOSE_DRIVER) {
- fprintf(stderr,"fxmesa: uploading texture palette TMU1\n");
- }
- FX_grTexDownloadTable_NoLock(tmu1, GR_TEXTABLE_PALETTE, &(ti1->palette));
- }
- }
+ /* [dBorca] Hack alert:
+ * we put these in reverse order, so that if we can't
+ * do _REAL_ pointcast, the TMU0 table gets broadcasted
+ */
+ if (!fxMesa->haveGlobalPaletteTexture) {
+ /* pointcast */
+ if (ti1->info.format == GR_TEXFMT_P_8) {
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupDoubleTMU_NoLock: uploading texture palette for TMU1\n");
+ }
+ fxMesa->Glide.grTexDownloadTableExt(ti1->whichTMU, ti1->paltype, &(ti1->palette));
+ }
+ if (ti0->info.format == GR_TEXFMT_P_8) {
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupDoubleTMU_NoLock: uploading texture palette for TMU0\n");
+ }
+ fxMesa->Glide.grTexDownloadTableExt(ti0->whichTMU, ti0->paltype, &(ti0->palette));
+ }
+ }
+#if FX_TC_NCC
+ /* pointcast */
+ if ((ti1->info.format == GR_TEXFMT_AYIQ_8422) ||
+ (ti1->info.format == GR_TEXFMT_YIQ_422)) {
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupDoubleTMU_NoLock: uploading NCC0 table for TMU1\n");
+ }
+ fxMesa->Glide.grTexDownloadTableExt(ti1->whichTMU, GR_TEXTABLE_NCC0, &(ti1->palette));
+ }
+ if ((ti0->info.format == GR_TEXFMT_AYIQ_8422) ||
+ (ti0->info.format == GR_TEXFMT_YIQ_422)) {
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupDoubleTMU_NoLock: uploading NCC0 table for TMU0\n");
+ }
+ fxMesa->Glide.grTexDownloadTableExt(ti0->whichTMU, GR_TEXTABLE_NCC0, &(ti0->palette));
+ }
+#endif
- FX_grTexSource_NoLock(tmu0, ti0->tm[tmu0]->startAddr,
- GR_MIPMAPLEVELMASK_BOTH, &(ti0->info));
- FX_grTexClampMode_NoLock(tmu0, ti0->sClamp, ti0->tClamp);
- FX_grTexFilterMode_NoLock(tmu0, ti0->minFilt, ti0->maxFilt);
- FX_grTexMipMapMode_NoLock(tmu0, ti0->mmMode, FXFALSE);
+ grTexSource(tmu0, ti0->tm[tmu0]->startAddr,
+ GR_MIPMAPLEVELMASK_BOTH, &(ti0->info));
+ grTexClampMode(tmu0, ti0->sClamp, ti0->tClamp);
+ grTexFilterMode(tmu0, ti0->minFilt, ti0->maxFilt);
+ grTexMipMapMode(tmu0, ti0->mmMode, FXFALSE);
- FX_grTexSource_NoLock(tmu1, ti1->tm[tmu1]->startAddr,
- GR_MIPMAPLEVELMASK_BOTH, &(ti1->info));
- FX_grTexClampMode_NoLock(tmu1, ti1->sClamp, ti1->tClamp);
- FX_grTexFilterMode_NoLock(tmu1, ti1->minFilt, ti1->maxFilt);
- FX_grTexMipMapMode_NoLock(tmu1, ti1->mmMode, FXFALSE);
+ grTexSource(tmu1, ti1->tm[tmu1]->startAddr,
+ GR_MIPMAPLEVELMASK_BOTH, &(ti1->info));
+ grTexClampMode(tmu1, ti1->sClamp, ti1->tClamp);
+ grTexFilterMode(tmu1, ti1->minFilt, ti1->maxFilt);
+ grTexMipMapMode(tmu1, ti1->mmMode, FXFALSE);
#undef T0_NOT_IN_TMU
#undef T1_NOT_IN_TMU
#undef T1_IN_TMU1
}
-static void fxSetupTextureDoubleTMU_NoLock(GLcontext *ctx)
+static void
+fxSetupTextureDoubleTMU_NoLock(GLcontext * ctx)
{
- fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
- GrCombineLocal_t localc,locala;
- tfxTexInfo *ti0,*ti1;
- struct gl_texture_object *tObj0=ctx->Texture.Unit[0].CurrentD[2];
- struct gl_texture_object *tObj1=ctx->Texture.Unit[1].CurrentD[2];
- GLuint envmode,ifmt,unitsmode;
- int tmu0=0, tmu1=1;
-
- if (MESA_VERBOSE&VERBOSE_DRIVER) {
- fprintf(stderr,"fxmesa: fxSetupTextureDoubleTMU(...) Start\n");
- }
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ struct tdfx_combine alphaComb, colorComb;
+ struct tdfx_texcombine tex0, tex1;
+ GrCombineLocal_t localc, locala;
+ tfxTexInfo *ti0, *ti1;
+ struct gl_texture_object *tObj0 = ctx->Texture.Unit[1]._Current;
+ struct gl_texture_object *tObj1 = ctx->Texture.Unit[0]._Current;
+ GLuint envmode, ifmt, unitsmode;
+ int tmu0 = 0, tmu1 = 1;
+
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupTextureDoubleTMU_NoLock(...)\n");
+ }
- ti0=fxTMGetTexInfo(tObj0);
- fxTexValidate(ctx,tObj0);
+ ti0 = fxTMGetTexInfo(tObj0);
+ fxTexValidate(ctx, tObj0);
- ti1=fxTMGetTexInfo(tObj1);
- fxTexValidate(ctx,tObj1);
+ ti1 = fxTMGetTexInfo(tObj1);
+ fxTexValidate(ctx, tObj1);
- fxSetupDoubleTMU_NoLock(fxMesa,tObj0,tObj1);
+ fxSetupDoubleTMU_NoLock(fxMesa, tObj0, tObj1);
- unitsmode=fxGetTexSetConfiguration(ctx,tObj0,tObj1);
+ unitsmode = fxGetTexSetConfiguration(ctx, tObj0, tObj1);
- if(fxMesa->lastUnitsMode==unitsmode)
- return;
+/* if(fxMesa->lastUnitsMode==unitsmode) */
+/* return; */
- fxMesa->lastUnitsMode=unitsmode;
+ fxMesa->lastUnitsMode = unitsmode;
- fxMesa->stw_hint_state |= GR_STWHINT_ST_DIFF_TMU1;
- FX_grHints_NoLock(GR_HINT_STWHINT, fxMesa->stw_hint_state);
+ fxMesa->stw_hint_state |= GR_STWHINT_ST_DIFF_TMU1;
+ FX_grHints_NoLock(GR_HINT_STWHINT, fxMesa->stw_hint_state);
- envmode=unitsmode & FX_UM_E_ENVMODE;
- ifmt=unitsmode & FX_UM_E_IFMT;
+ envmode = unitsmode & FX_UM_E_ENVMODE;
+ ifmt = unitsmode & FX_UM_E_IFMT;
- if(unitsmode & FX_UM_ALPHA_ITERATED)
- locala=GR_COMBINE_LOCAL_ITERATED;
- else
- locala=GR_COMBINE_LOCAL_CONSTANT;
+ if (unitsmode & FX_UM_ALPHA_ITERATED)
+ locala = GR_COMBINE_LOCAL_ITERATED;
+ else
+ locala = GR_COMBINE_LOCAL_CONSTANT;
- if(unitsmode & FX_UM_COLOR_ITERATED)
- localc=GR_COMBINE_LOCAL_ITERATED;
- else
- localc=GR_COMBINE_LOCAL_CONSTANT;
+ if (unitsmode & FX_UM_COLOR_ITERATED)
+ localc = GR_COMBINE_LOCAL_ITERATED;
+ else
+ localc = GR_COMBINE_LOCAL_CONSTANT;
- if (MESA_VERBOSE & (VERBOSE_DRIVER|VERBOSE_TEXTURE))
- fprintf(stderr, "fxMesa: fxSetupTextureDoubleTMU, envmode is %s/%s\n",
- gl_lookup_enum_by_nr(ctx->Texture.Unit[0].EnvMode),
- gl_lookup_enum_by_nr(ctx->Texture.Unit[1].EnvMode));
+ if (TDFX_DEBUG & (VERBOSE_DRIVER | VERBOSE_TEXTURE))
+ fprintf(stderr, "fxSetupTextureDoubleTMU_NoLock: envmode is %s/%s\n",
+ _mesa_lookup_enum_by_nr(ctx->Texture.Unit[0].EnvMode),
+ _mesa_lookup_enum_by_nr(ctx->Texture.Unit[1].EnvMode));
- if ((ti0->whichTMU==FX_TMU1) || (ti1->whichTMU==FX_TMU0)) {
- tmu0=1;
- tmu1=0;
- }
- fxMesa->tmuSrc=FX_TMU_BOTH;
- switch(envmode) {
- case (FX_UM_E0_MODULATE | FX_UM_E1_MODULATE):
- {
- GLboolean isalpha[FX_NUM_TMU];
+ if ((ti0->whichTMU == FX_TMU1) || (ti1->whichTMU == FX_TMU0)) {
+ tmu0 = 1;
+ tmu1 = 0;
+ }
+ fxMesa->tmuSrc = FX_TMU_BOTH;
+
+ tex0.InvertRGB = FXFALSE;
+ tex0.InvertAlpha = FXFALSE;
+ tex1.InvertRGB = FXFALSE;
+ tex1.InvertAlpha = FXFALSE;
+ alphaComb.Local = locala;
+ alphaComb.Invert = FXFALSE;
+ colorComb.Local = localc;
+ colorComb.Invert = FXFALSE;
+
+ switch (envmode) {
+ case (FX_UM_E0_MODULATE | FX_UM_E1_MODULATE):
+ {
+ GLboolean isalpha[FX_NUM_TMU];
+
+ isalpha[tmu0] = (ti0->baseLevelInternalFormat == GL_ALPHA);
+ isalpha[tmu1] = (ti1->baseLevelInternalFormat == GL_ALPHA);
+
+ if (isalpha[FX_TMU1]) {
+ tex1.FunctionRGB = GR_COMBINE_FUNCTION_ZERO;
+ tex1.FactorRGB = GR_COMBINE_FACTOR_NONE;
+ tex1.FunctionAlpha = GR_COMBINE_FUNCTION_LOCAL;
+ tex1.FactorAlpha = GR_COMBINE_FACTOR_NONE;
+ tex1.InvertRGB = FXTRUE;
+ } else {
+ tex1.FunctionRGB = GR_COMBINE_FUNCTION_LOCAL;
+ tex1.FactorRGB = GR_COMBINE_FACTOR_NONE;
+ tex1.FunctionAlpha = GR_COMBINE_FUNCTION_LOCAL;
+ tex1.FactorAlpha = GR_COMBINE_FACTOR_NONE;
+ }
+
+ if (isalpha[FX_TMU0]) {
+ tex0.FunctionRGB = GR_COMBINE_FUNCTION_BLEND_OTHER;
+ tex0.FactorRGB = GR_COMBINE_FACTOR_ONE;
+ tex0.FunctionAlpha = GR_COMBINE_FUNCTION_BLEND_OTHER;
+ tex0.FactorAlpha = GR_COMBINE_FACTOR_LOCAL;
+ } else {
+ tex0.FunctionRGB = GR_COMBINE_FUNCTION_BLEND_OTHER;
+ tex0.FactorRGB = GR_COMBINE_FACTOR_LOCAL;
+ tex0.FunctionAlpha = GR_COMBINE_FUNCTION_BLEND_OTHER;
+ tex0.FactorAlpha = GR_COMBINE_FACTOR_LOCAL;
+ }
+
+ colorComb.Function = GR_COMBINE_FUNCTION_SCALE_OTHER;
+ colorComb.Factor = GR_COMBINE_FACTOR_LOCAL;
+ colorComb.Other = GR_COMBINE_OTHER_TEXTURE;
+
+ alphaComb.Function = GR_COMBINE_FUNCTION_SCALE_OTHER;
+ alphaComb.Factor = GR_COMBINE_FACTOR_LOCAL;
+ alphaComb.Other = GR_COMBINE_OTHER_TEXTURE;
+ break;
+ }
+ case (FX_UM_E0_REPLACE | FX_UM_E1_BLEND): /* Only for GLQuake */
+ if (tmu0 == FX_TMU1) {
+ tex1.FunctionRGB = GR_COMBINE_FUNCTION_LOCAL;
+ tex1.FactorRGB = GR_COMBINE_FACTOR_NONE;
+ tex1.FunctionAlpha = GR_COMBINE_FUNCTION_LOCAL;
+ tex1.FactorAlpha = GR_COMBINE_FACTOR_NONE;
+ tex1.InvertRGB = FXTRUE;
+
+ tex0.FunctionRGB = GR_COMBINE_FUNCTION_BLEND_OTHER;
+ tex0.FactorRGB = GR_COMBINE_FACTOR_LOCAL;
+ tex0.FunctionAlpha = GR_COMBINE_FUNCTION_BLEND_OTHER;
+ tex0.FactorAlpha = GR_COMBINE_FACTOR_LOCAL;
+ }
+ else {
+ tex1.FunctionRGB = GR_COMBINE_FUNCTION_LOCAL;
+ tex1.FactorRGB = GR_COMBINE_FACTOR_NONE;
+ tex1.FunctionAlpha = GR_COMBINE_FUNCTION_LOCAL;
+ tex1.FactorAlpha = GR_COMBINE_FACTOR_NONE;
+
+ tex0.FunctionRGB = GR_COMBINE_FUNCTION_BLEND_OTHER;
+ tex0.FactorRGB = GR_COMBINE_FACTOR_ONE_MINUS_LOCAL;
+ tex0.FunctionAlpha = GR_COMBINE_FUNCTION_BLEND_OTHER;
+ tex0.FactorAlpha = GR_COMBINE_FACTOR_ONE_MINUS_LOCAL;
+ }
- if(ti0->baseLevelInternalFormat==GL_ALPHA)
- isalpha[tmu0]=GL_TRUE;
- else
- isalpha[tmu0]=GL_FALSE;
+ alphaComb.Function = GR_COMBINE_FUNCTION_LOCAL;
+ alphaComb.Factor = GR_COMBINE_FACTOR_NONE;
+ alphaComb.Other = GR_COMBINE_OTHER_NONE;
- if(ti1->baseLevelInternalFormat==GL_ALPHA)
- isalpha[tmu1]=GL_TRUE;
- else
- isalpha[tmu1]=GL_FALSE;
-
- if(isalpha[FX_TMU1])
- FX_grTexCombine_NoLock(GR_TMU1,
- GR_COMBINE_FUNCTION_ZERO,
- GR_COMBINE_FACTOR_NONE,
- GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- FXTRUE,FXFALSE);
- else
- FX_grTexCombine_NoLock(GR_TMU1,
- GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- FXFALSE,FXFALSE);
-
- if(isalpha[FX_TMU0])
- FX_grTexCombine_NoLock(GR_TMU0,
- GR_COMBINE_FUNCTION_BLEND_OTHER,
- GR_COMBINE_FACTOR_ONE,
- GR_COMBINE_FUNCTION_BLEND_OTHER,
- GR_COMBINE_FACTOR_LOCAL,
- FXFALSE,FXFALSE);
- else
- FX_grTexCombine_NoLock(GR_TMU0,
- GR_COMBINE_FUNCTION_BLEND_OTHER,
- GR_COMBINE_FACTOR_LOCAL,
- GR_COMBINE_FUNCTION_BLEND_OTHER,
- GR_COMBINE_FACTOR_LOCAL,
- FXFALSE,FXFALSE);
-
- FX_grColorCombine_NoLock(GR_COMBINE_FUNCTION_SCALE_OTHER,
- GR_COMBINE_FACTOR_LOCAL,
- localc,
- GR_COMBINE_OTHER_TEXTURE,
- FXFALSE);
-
- FX_grAlphaCombine_NoLock(GR_COMBINE_FUNCTION_SCALE_OTHER,
- GR_COMBINE_FACTOR_LOCAL,
- locala,
- GR_COMBINE_OTHER_TEXTURE,
- FXFALSE);
+ colorComb.Function = GR_COMBINE_FUNCTION_SCALE_OTHER;
+ colorComb.Factor = GR_COMBINE_FACTOR_ONE;
+ colorComb.Other = GR_COMBINE_OTHER_TEXTURE;
break;
- }
- case (FX_UM_E0_REPLACE | FX_UM_E1_BLEND): /* Only for GLQuake */
- if (tmu1==FX_TMU1) {
- FX_grTexCombine_NoLock(GR_TMU1,
- GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- FXTRUE,FXFALSE);
-
- FX_grTexCombine_NoLock(GR_TMU0,
- GR_COMBINE_FUNCTION_BLEND_OTHER,
- GR_COMBINE_FACTOR_LOCAL,
- GR_COMBINE_FUNCTION_BLEND_OTHER,
- GR_COMBINE_FACTOR_LOCAL,
- FXFALSE,FXFALSE);
- } else {
- FX_grTexCombine_NoLock(GR_TMU1,
- GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- FXFALSE,FXFALSE);
-
- FX_grTexCombine_NoLock(GR_TMU0,
- GR_COMBINE_FUNCTION_BLEND_OTHER,
- GR_COMBINE_FACTOR_ONE_MINUS_LOCAL,
- GR_COMBINE_FUNCTION_BLEND_OTHER,
- GR_COMBINE_FACTOR_ONE_MINUS_LOCAL,
- FXFALSE,FXFALSE);
- }
-
- FX_grAlphaCombine_NoLock(GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- locala,
- GR_COMBINE_OTHER_NONE,
- FXFALSE);
-
- FX_grColorCombine_NoLock(GR_COMBINE_FUNCTION_SCALE_OTHER,
- GR_COMBINE_FACTOR_ONE,
- localc,
- GR_COMBINE_OTHER_TEXTURE,
- FXFALSE);
- break;
- case (FX_UM_E0_REPLACE | FX_UM_E1_MODULATE): /* Quake 2 and 3 */
- if (tmu1==FX_TMU1) {
- FX_grTexCombine_NoLock(GR_TMU1,
- GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- GR_COMBINE_FUNCTION_ZERO,
- GR_COMBINE_FACTOR_NONE,
- FXFALSE,FXTRUE);
-
- FX_grTexCombine_NoLock(GR_TMU0,
- GR_COMBINE_FUNCTION_BLEND_OTHER,
- GR_COMBINE_FACTOR_LOCAL,
- GR_COMBINE_FUNCTION_BLEND_OTHER,
- GR_COMBINE_FACTOR_LOCAL,
- FXFALSE,FXFALSE);
+ case (FX_UM_E0_REPLACE | FX_UM_E1_MODULATE): /* Quake 2 and 3 */
+ if (tmu1 == FX_TMU1) {
+ tex1.FunctionRGB = GR_COMBINE_FUNCTION_LOCAL;
+ tex1.FactorRGB = GR_COMBINE_FACTOR_NONE;
+ tex1.FunctionAlpha = GR_COMBINE_FUNCTION_ZERO;
+ tex1.FactorAlpha = GR_COMBINE_FACTOR_NONE;
+ tex1.InvertAlpha = FXTRUE;
+
+ tex0.FunctionRGB = GR_COMBINE_FUNCTION_BLEND_OTHER;
+ tex0.FactorRGB = GR_COMBINE_FACTOR_LOCAL;
+ tex0.FunctionAlpha = GR_COMBINE_FUNCTION_BLEND_OTHER;
+ tex0.FactorAlpha = GR_COMBINE_FACTOR_LOCAL;
+ }
+ else {
+ tex1.FunctionRGB = GR_COMBINE_FUNCTION_LOCAL;
+ tex1.FactorRGB = GR_COMBINE_FACTOR_NONE;
+ tex1.FunctionAlpha = GR_COMBINE_FUNCTION_LOCAL;
+ tex1.FactorAlpha = GR_COMBINE_FACTOR_NONE;
+
+ tex0.FunctionRGB = GR_COMBINE_FUNCTION_BLEND_OTHER;
+ tex0.FactorRGB = GR_COMBINE_FACTOR_LOCAL;
+ tex0.FunctionAlpha = GR_COMBINE_FUNCTION_BLEND_OTHER;
+ tex0.FactorAlpha = GR_COMBINE_FACTOR_ONE;
+ }
- } else {
- FX_grTexCombine_NoLock(GR_TMU1,
- GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- FXFALSE,FXFALSE);
-
- FX_grTexCombine_NoLock(GR_TMU0,
- GR_COMBINE_FUNCTION_BLEND_OTHER,
- GR_COMBINE_FACTOR_LOCAL,
- GR_COMBINE_FUNCTION_BLEND_OTHER,
- GR_COMBINE_FACTOR_ONE,
- FXFALSE,FXFALSE);
- }
-
- if(ti0->baseLevelInternalFormat==GL_RGB)
- FX_grAlphaCombine_NoLock(GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- locala,
- GR_COMBINE_OTHER_NONE,
- FXFALSE);
- else
- FX_grAlphaCombine_NoLock(GR_COMBINE_FUNCTION_SCALE_OTHER,
- GR_COMBINE_FACTOR_ONE,
- locala,
- GR_COMBINE_OTHER_NONE,
- FXFALSE);
-
-
- FX_grColorCombine_NoLock(GR_COMBINE_FUNCTION_SCALE_OTHER,
- GR_COMBINE_FACTOR_ONE,
- localc,
- GR_COMBINE_OTHER_TEXTURE,
- FXFALSE);
- break;
-
-
- case (FX_UM_E0_MODULATE | FX_UM_E1_ADD): /* Quake 3 Sky */
- {
- GLboolean isalpha[FX_NUM_TMU];
-
- if(ti0->baseLevelInternalFormat==GL_ALPHA)
- isalpha[tmu0]=GL_TRUE;
- else
- isalpha[tmu0]=GL_FALSE;
+ if (ti0->baseLevelInternalFormat == GL_RGB) {
+ alphaComb.Function = GR_COMBINE_FUNCTION_LOCAL;
+ alphaComb.Factor = GR_COMBINE_FACTOR_NONE;
+ alphaComb.Other = GR_COMBINE_OTHER_NONE;
+ } else {
+ alphaComb.Function = GR_COMBINE_FUNCTION_SCALE_OTHER;
+ alphaComb.Factor = GR_COMBINE_FACTOR_ONE;
+ alphaComb.Other = GR_COMBINE_OTHER_NONE;
+ }
- if(ti1->baseLevelInternalFormat==GL_ALPHA)
- isalpha[tmu1]=GL_TRUE;
- else
- isalpha[tmu1]=GL_FALSE;
-
- if(isalpha[FX_TMU1])
- FX_grTexCombine_NoLock(GR_TMU1,
- GR_COMBINE_FUNCTION_ZERO,
- GR_COMBINE_FACTOR_NONE,
- GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- FXTRUE,FXFALSE);
- else
- FX_grTexCombine_NoLock(GR_TMU1,
- GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- FXFALSE,FXFALSE);
-
- if(isalpha[FX_TMU0])
- FX_grTexCombine_NoLock(GR_TMU0,
- GR_COMBINE_FUNCTION_SCALE_OTHER,
- GR_COMBINE_FACTOR_ONE,
- GR_COMBINE_FUNCTION_SCALE_OTHER_ADD_LOCAL,
- GR_COMBINE_FACTOR_ONE,
- FXFALSE,FXFALSE);
- else
- FX_grTexCombine_NoLock(GR_TMU0,
- GR_COMBINE_FUNCTION_SCALE_OTHER_ADD_LOCAL,
- GR_COMBINE_FACTOR_ONE,
- GR_COMBINE_FUNCTION_SCALE_OTHER_ADD_LOCAL,
- GR_COMBINE_FACTOR_ONE,
- FXFALSE,FXFALSE);
-
- FX_grColorCombine_NoLock(GR_COMBINE_FUNCTION_SCALE_OTHER,
- GR_COMBINE_FACTOR_LOCAL,
- localc,
- GR_COMBINE_OTHER_TEXTURE,
- FXFALSE);
-
- FX_grAlphaCombine_NoLock(GR_COMBINE_FUNCTION_SCALE_OTHER,
- GR_COMBINE_FACTOR_LOCAL,
- locala,
- GR_COMBINE_OTHER_TEXTURE,
- FXFALSE);
+ colorComb.Function = GR_COMBINE_FUNCTION_SCALE_OTHER;
+ colorComb.Factor = GR_COMBINE_FACTOR_ONE;
+ colorComb.Other = GR_COMBINE_OTHER_TEXTURE;
break;
- }
- default:
- fprintf(stderr, "Unexpected dual texture mode encountered\n");
- break;
- }
-
- if (MESA_VERBOSE&VERBOSE_DRIVER) {
- fprintf(stderr,"fxmesa: fxSetupTextureDoubleTMU(...) End\n");
- }
+
+
+ case (FX_UM_E0_MODULATE | FX_UM_E1_ADD): /* Quake 3 Sky */
+ {
+ GLboolean isalpha[FX_NUM_TMU];
+
+ isalpha[tmu0] = (ti0->baseLevelInternalFormat == GL_ALPHA);
+ isalpha[tmu1] = (ti1->baseLevelInternalFormat == GL_ALPHA);
+
+ if (isalpha[FX_TMU1]) {
+ tex1.FunctionRGB = GR_COMBINE_FUNCTION_ZERO;
+ tex1.FactorRGB = GR_COMBINE_FACTOR_NONE;
+ tex1.FunctionAlpha = GR_COMBINE_FUNCTION_LOCAL;
+ tex1.FactorAlpha = GR_COMBINE_FACTOR_NONE;
+ tex1.InvertRGB = FXTRUE;
+ } else {
+ tex1.FunctionRGB = GR_COMBINE_FUNCTION_LOCAL;
+ tex1.FactorRGB = GR_COMBINE_FACTOR_NONE;
+ tex1.FunctionAlpha = GR_COMBINE_FUNCTION_LOCAL;
+ tex1.FactorAlpha = GR_COMBINE_FACTOR_NONE;
+ }
+
+ if (isalpha[FX_TMU0]) {
+ tex0.FunctionRGB = GR_COMBINE_FUNCTION_SCALE_OTHER;
+ tex0.FactorRGB = GR_COMBINE_FACTOR_ONE;
+ tex0.FunctionAlpha = GR_COMBINE_FUNCTION_SCALE_OTHER_ADD_LOCAL;
+ tex0.FactorAlpha = GR_COMBINE_FACTOR_ONE;
+ } else {
+ tex0.FunctionRGB = GR_COMBINE_FUNCTION_SCALE_OTHER_ADD_LOCAL;
+ tex0.FactorRGB = GR_COMBINE_FACTOR_ONE;
+ tex0.FunctionAlpha = GR_COMBINE_FUNCTION_SCALE_OTHER_ADD_LOCAL;
+ tex0.FactorAlpha = GR_COMBINE_FACTOR_ONE;
+ }
+
+ colorComb.Function = GR_COMBINE_FUNCTION_SCALE_OTHER;
+ colorComb.Factor = GR_COMBINE_FACTOR_LOCAL;
+ colorComb.Other = GR_COMBINE_OTHER_TEXTURE;
+
+ alphaComb.Function = GR_COMBINE_FUNCTION_SCALE_OTHER;
+ alphaComb.Factor = GR_COMBINE_FACTOR_LOCAL;
+ alphaComb.Other = GR_COMBINE_OTHER_TEXTURE;
+ break;
+ }
+
+ case (FX_UM_E0_REPLACE | FX_UM_E1_ADD): /* Vulpine Sky */
+ {
+ GLboolean isalpha[FX_NUM_TMU];
+
+ isalpha[tmu0] = (ti0->baseLevelInternalFormat == GL_ALPHA);
+ isalpha[tmu1] = (ti1->baseLevelInternalFormat == GL_ALPHA);
+
+ if (isalpha[FX_TMU1]) {
+ tex1.FunctionRGB = GR_COMBINE_FUNCTION_ZERO;
+ tex1.FactorRGB = GR_COMBINE_FACTOR_NONE;
+ tex1.FunctionAlpha = GR_COMBINE_FUNCTION_LOCAL;
+ tex1.FactorAlpha = GR_COMBINE_FACTOR_NONE;
+ tex1.InvertRGB = FXTRUE;
+ } else {
+ tex1.FunctionRGB = GR_COMBINE_FUNCTION_LOCAL;
+ tex1.FactorRGB = GR_COMBINE_FACTOR_NONE;
+ tex1.FunctionAlpha = GR_COMBINE_FUNCTION_LOCAL;
+ tex1.FactorAlpha = GR_COMBINE_FACTOR_NONE;
+ }
+
+ if (isalpha[FX_TMU0]) {
+ tex0.FunctionRGB = GR_COMBINE_FUNCTION_SCALE_OTHER;
+ tex0.FactorRGB = GR_COMBINE_FACTOR_ONE;
+ tex0.FunctionAlpha = GR_COMBINE_FUNCTION_SCALE_OTHER_ADD_LOCAL;
+ tex0.FactorAlpha = GR_COMBINE_FACTOR_ONE;
+ } else {
+ tex0.FunctionRGB = GR_COMBINE_FUNCTION_SCALE_OTHER_ADD_LOCAL;
+ tex0.FactorRGB = GR_COMBINE_FACTOR_ONE;
+ tex0.FunctionAlpha = GR_COMBINE_FUNCTION_SCALE_OTHER_ADD_LOCAL;
+ tex0.FactorAlpha = GR_COMBINE_FACTOR_ONE;
+ }
+
+ colorComb.Function = GR_COMBINE_FUNCTION_SCALE_OTHER;
+ colorComb.Factor = GR_COMBINE_FACTOR_ONE;
+ colorComb.Other = GR_COMBINE_OTHER_TEXTURE;
+
+ alphaComb.Function = GR_COMBINE_FUNCTION_SCALE_OTHER;
+ alphaComb.Factor = GR_COMBINE_FACTOR_ONE;
+ alphaComb.Other = GR_COMBINE_OTHER_TEXTURE;
+ break;
+ }
+
+ case (FX_UM_E0_MODULATE | FX_UM_E1_REPLACE): /* Homeworld2 */
+ {
+ tex1.FunctionRGB = GR_COMBINE_FUNCTION_ZERO;
+ tex1.FactorRGB = GR_COMBINE_FACTOR_NONE;
+ tex1.FunctionAlpha = GR_COMBINE_FUNCTION_ZERO;
+ tex1.FactorAlpha = GR_COMBINE_FACTOR_NONE;
+
+ tex0.FunctionRGB = GR_COMBINE_FUNCTION_LOCAL;
+ tex0.FactorRGB = GR_COMBINE_FACTOR_NONE;
+ tex0.FunctionAlpha = GR_COMBINE_FUNCTION_LOCAL;
+ tex0.FactorAlpha = GR_COMBINE_FACTOR_NONE;
+
+ if (ifmt & (FX_UM_E0_RGB | FX_UM_E0_LUMINANCE)) {
+ alphaComb.Function = GR_COMBINE_FUNCTION_LOCAL;
+ alphaComb.Factor = GR_COMBINE_FACTOR_NONE;
+ alphaComb.Other = GR_COMBINE_OTHER_NONE;
+ } else {
+ alphaComb.Function = GR_COMBINE_FUNCTION_SCALE_OTHER;
+ alphaComb.Factor = GR_COMBINE_FACTOR_ONE;
+ alphaComb.Other = GR_COMBINE_OTHER_TEXTURE;
+ }
+
+ if (ifmt & FX_UM_E0_ALPHA) {
+ colorComb.Function = GR_COMBINE_FUNCTION_LOCAL;
+ colorComb.Factor = GR_COMBINE_FACTOR_NONE;
+ colorComb.Other = GR_COMBINE_OTHER_NONE;
+ } else {
+ colorComb.Function = GR_COMBINE_FUNCTION_SCALE_OTHER;
+ colorComb.Factor = GR_COMBINE_FACTOR_ONE;
+ colorComb.Other = GR_COMBINE_OTHER_TEXTURE;
+ }
+ break;
+ }
+ default:
+ fprintf(stderr, "fxSetupTextureDoubleTMU_NoLock: Unexpected dual texture mode encountered\n");
+ return;
+ }
+
+ grAlphaCombine(alphaComb.Function,
+ alphaComb.Factor,
+ alphaComb.Local,
+ alphaComb.Other,
+ alphaComb.Invert);
+ grColorCombine(colorComb.Function,
+ colorComb.Factor,
+ colorComb.Local,
+ colorComb.Other,
+ colorComb.Invert);
+ grTexCombine(GR_TMU0,
+ tex0.FunctionRGB,
+ tex0.FactorRGB,
+ tex0.FunctionAlpha,
+ tex0.FactorAlpha,
+ tex0.InvertRGB,
+ tex0.InvertAlpha);
+ grTexCombine(GR_TMU1,
+ tex1.FunctionRGB,
+ tex1.FactorRGB,
+ tex1.FunctionAlpha,
+ tex1.FactorAlpha,
+ tex1.InvertRGB,
+ tex1.InvertAlpha);
}
/************************* No Texture ***************************/
-static void fxSetupTextureNone_NoLock(GLcontext *ctx)
+static void
+fxSetupTextureNone_NoLock(GLcontext * ctx)
{
- fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
- GrCombineLocal_t localc,locala;
-
- if (MESA_VERBOSE&VERBOSE_DRIVER) {
- fprintf(stderr,"fxmesa: fxSetupTextureNone(...)\n");
- }
-
- if((ctx->Light.ShadeModel==GL_SMOOTH) ||
- (ctx->Point.SmoothFlag) ||
- (ctx->Line.SmoothFlag) ||
- (ctx->Polygon.SmoothFlag))
- locala=GR_COMBINE_LOCAL_ITERATED;
- else
- locala=GR_COMBINE_LOCAL_CONSTANT;
-
- if(ctx->Light.ShadeModel==GL_SMOOTH)
- localc=GR_COMBINE_LOCAL_ITERATED;
- else
- localc=GR_COMBINE_LOCAL_CONSTANT;
-
- FX_grAlphaCombine_NoLock(GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- locala,
- GR_COMBINE_OTHER_NONE,
- FXFALSE);
-
- FX_grColorCombine_NoLock(GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- localc,
- GR_COMBINE_OTHER_NONE,
- FXFALSE);
-
- fxMesa->lastUnitsMode=FX_UM_NONE;
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ GrCombineLocal_t localc, locala;
+
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupTextureNone_NoLock(...)\n");
+ }
+
+ if ((ctx->Light.ShadeModel == GL_SMOOTH) || 1 ||
+ (ctx->Point.SmoothFlag) ||
+ (ctx->Line.SmoothFlag) ||
+ (ctx->Polygon.SmoothFlag)) locala = GR_COMBINE_LOCAL_ITERATED;
+ else
+ locala = GR_COMBINE_LOCAL_CONSTANT;
+
+ if (ctx->Light.ShadeModel == GL_SMOOTH || 1)
+ localc = GR_COMBINE_LOCAL_ITERATED;
+ else
+ localc = GR_COMBINE_LOCAL_CONSTANT;
+
+ grAlphaCombine(GR_COMBINE_FUNCTION_LOCAL,
+ GR_COMBINE_FACTOR_NONE,
+ locala,
+ GR_COMBINE_OTHER_NONE,
+ FXFALSE);
+
+ grColorCombine(GR_COMBINE_FUNCTION_LOCAL,
+ GR_COMBINE_FACTOR_NONE,
+ localc,
+ GR_COMBINE_OTHER_NONE,
+ FXFALSE);
+
+ fxMesa->lastUnitsMode = FX_UM_NONE;
}
+#include "fxsetup.h"
+
/************************************************************************/
/************************** Texture Mode SetUp **************************/
/************************************************************************/
-static void fxSetupTexture_NoLock(GLcontext *ctx)
+static void
+fxSetupTexture_NoLock(GLcontext * ctx)
{
- fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
- GLuint tex2Denabled;
-
- if (MESA_VERBOSE&VERBOSE_DRIVER) {
- fprintf(stderr,"fxmesa: fxSetupTexture(...)\n");
- }
-
- /* Disable multipass texturing.
- */
- ctx->Driver.MultipassFunc = 0;
-
- /* Texture Combine, Color Combine and Alpha Combine.
- */
- tex2Denabled = (ctx->Texture.ReallyEnabled & TEXTURE0_2D);
-
- if (fxMesa->emulateTwoTMUs)
- tex2Denabled |= (ctx->Texture.ReallyEnabled & TEXTURE1_2D);
-
- switch(tex2Denabled) {
- case TEXTURE0_2D:
- fxSetupTextureSingleTMU_NoLock(ctx,0);
- break;
- case TEXTURE1_2D:
- fxSetupTextureSingleTMU_NoLock(ctx,1);
- break;
- case (TEXTURE0_2D|TEXTURE1_2D):
- if (fxMesa->haveTwoTMUs)
- fxSetupTextureDoubleTMU_NoLock(ctx);
- else {
- if (MESA_VERBOSE&VERBOSE_DRIVER)
- fprintf(stderr, "fxmesa: enabling fake multitexture\n");
-
- fxSetupTextureSingleTMU_NoLock(ctx,0);
- ctx->Driver.MultipassFunc = fxMultipassTexture;
- }
- break;
- default:
- fxSetupTextureNone_NoLock(ctx);
- break;
- }
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupTexture_NoLock(...)\n");
+ }
+
+ if (fxMesa->HaveCmbExt) {
+ /* Texture Combine, Color Combine and Alpha Combine. */
+ if ((ctx->Texture.Unit[0]._ReallyEnabled & (TEXTURE_1D_BIT|TEXTURE_2D_BIT)) &&
+ (ctx->Texture.Unit[1]._ReallyEnabled & (TEXTURE_1D_BIT|TEXTURE_2D_BIT)) &&
+ fxMesa->haveTwoTMUs) {
+ fxSetupTextureDoubleTMUNapalm_NoLock(ctx);
+ }
+ else if (ctx->Texture.Unit[0]._ReallyEnabled & (TEXTURE_1D_BIT|TEXTURE_2D_BIT)) {
+ fxSetupTextureSingleTMUNapalm_NoLock(ctx, 0);
+ }
+ else if (ctx->Texture.Unit[1]._ReallyEnabled & (TEXTURE_1D_BIT|TEXTURE_2D_BIT)) {
+ fxSetupTextureSingleTMUNapalm_NoLock(ctx, 1);
+ }
+ else {
+ fxSetupTextureNoneNapalm_NoLock(ctx);
+ }
+ } else {
+ /* Texture Combine, Color Combine and Alpha Combine. */
+ if ((ctx->Texture.Unit[0]._ReallyEnabled & (TEXTURE_1D_BIT|TEXTURE_2D_BIT)) &&
+ (ctx->Texture.Unit[1]._ReallyEnabled & (TEXTURE_1D_BIT|TEXTURE_2D_BIT)) &&
+ fxMesa->haveTwoTMUs) {
+ fxSetupTextureDoubleTMU_NoLock(ctx);
+ }
+ else if (ctx->Texture.Unit[0]._ReallyEnabled & (TEXTURE_1D_BIT|TEXTURE_2D_BIT)) {
+ fxSetupTextureSingleTMU_NoLock(ctx, 0);
+ }
+ else if (ctx->Texture.Unit[1]._ReallyEnabled & (TEXTURE_1D_BIT|TEXTURE_2D_BIT)) {
+ fxSetupTextureSingleTMU_NoLock(ctx, 1);
+ }
+ else {
+ fxSetupTextureNone_NoLock(ctx);
+ }
+ }
}
-static void fxSetupTexture(GLcontext *ctx) {
- BEGIN_BOARD_LOCK();
- fxSetupTexture_NoLock(ctx);
- END_BOARD_LOCK();
+void
+fxSetupTexture(GLcontext * ctx)
+{
+ BEGIN_BOARD_LOCK();
+ fxSetupTexture_NoLock(ctx);
+ END_BOARD_LOCK();
}
/************************************************************************/
/**************************** Blend SetUp *******************************/
/************************************************************************/
-/* XXX consider supporting GL_INGR_blend_func_separate */
-void fxDDBlendFunc(GLcontext *ctx, GLenum sfactor, GLenum dfactor)
+void
+fxDDBlendFuncSeparate(GLcontext * ctx, GLenum sfactor, GLenum dfactor, GLenum asfactor, GLenum adfactor)
{
- fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
- tfxUnitsState *us=&fxMesa->unitsState;
- GrAlphaBlendFnc_t sfact,dfact,asfact,adfact;
-
- /* From the Glide documentation:
- For alpha source and destination blend function factor
- parameters, Voodoo Graphics supports only
- GR_BLEND_ZERO and GR_BLEND_ONE.
- */
-
- switch(sfactor) {
- case GL_ZERO:
- asfact=sfact=GR_BLEND_ZERO;
- break;
- case GL_ONE:
- asfact=sfact=GR_BLEND_ONE;
- break;
- case GL_DST_COLOR:
- sfact=GR_BLEND_DST_COLOR;
- asfact=GR_BLEND_ONE;
- break;
- case GL_ONE_MINUS_DST_COLOR:
- sfact=GR_BLEND_ONE_MINUS_DST_COLOR;
- asfact=GR_BLEND_ONE;
- break;
- case GL_SRC_ALPHA:
- sfact=GR_BLEND_SRC_ALPHA;
- asfact=GR_BLEND_ONE;
- break;
- case GL_ONE_MINUS_SRC_ALPHA:
- sfact=GR_BLEND_ONE_MINUS_SRC_ALPHA;
- asfact=GR_BLEND_ONE;
- break;
- case GL_DST_ALPHA:
- sfact=GR_BLEND_DST_ALPHA;
- asfact=GR_BLEND_ONE;
- break;
- case GL_ONE_MINUS_DST_ALPHA:
- sfact=GR_BLEND_ONE_MINUS_DST_ALPHA;
- asfact=GR_BLEND_ONE;
- break;
- case GL_SRC_ALPHA_SATURATE:
- sfact=GR_BLEND_ALPHA_SATURATE;
- asfact=GR_BLEND_ONE;
- break;
- case GL_SRC_COLOR:
- case GL_ONE_MINUS_SRC_COLOR:
- /* USELESS */
- asfact=sfact=GR_BLEND_ONE;
- break;
- default:
- asfact=sfact=GR_BLEND_ONE;
- break;
- }
-
- if((sfact!=us->blendSrcFuncRGB) ||
- (asfact!=us->blendSrcFuncAlpha)) {
- us->blendSrcFuncRGB=sfact;
- us->blendSrcFuncAlpha=asfact;
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ tfxUnitsState *us = &fxMesa->unitsState;
+ GLboolean isNapalm = (fxMesa->type >= GR_SSTTYPE_Voodoo4);
+ GLboolean have32bpp = (fxMesa->colDepth == 32);
+ GLboolean haveAlpha = fxMesa->haveHwAlpha;
+ GrAlphaBlendFnc_t sfact, dfact, asfact, adfact;
+
+ /*
+ * 15/16 BPP alpha channel alpha blending modes
+ * 0x0 AZERO Zero
+ * 0x4 AONE One
+ *
+ * 32 BPP alpha channel alpha blending modes
+ * 0x0 AZERO Zero
+ * 0x1 ASRC_ALPHA Source alpha
+ * 0x3 ADST_ALPHA Destination alpha
+ * 0x4 AONE One
+ * 0x5 AOMSRC_ALPHA 1 - Source alpha
+ * 0x7 AOMDST_ALPHA 1 - Destination alpha
+ *
+ * If we don't have HW alpha buffer:
+ * DST_ALPHA == 1
+ * ONE_MINUS_DST_ALPHA == 0
+ * Unsupported modes are:
+ * 1 if used as src blending factor
+ * 0 if used as dst blending factor
+ */
+
+ switch (sfactor) {
+ case GL_ZERO:
+ sfact = GR_BLEND_ZERO;
+ break;
+ case GL_ONE:
+ sfact = GR_BLEND_ONE;
+ break;
+ case GL_DST_COLOR:
+ sfact = GR_BLEND_DST_COLOR;
+ break;
+ case GL_ONE_MINUS_DST_COLOR:
+ sfact = GR_BLEND_ONE_MINUS_DST_COLOR;
+ break;
+ case GL_SRC_ALPHA:
+ sfact = GR_BLEND_SRC_ALPHA;
+ break;
+ case GL_ONE_MINUS_SRC_ALPHA:
+ sfact = GR_BLEND_ONE_MINUS_SRC_ALPHA;
+ break;
+ case GL_DST_ALPHA:
+ sfact = haveAlpha ? GR_BLEND_DST_ALPHA : GR_BLEND_ONE/*bad*/;
+ break;
+ case GL_ONE_MINUS_DST_ALPHA:
+ sfact = haveAlpha ? GR_BLEND_ONE_MINUS_DST_ALPHA : GR_BLEND_ZERO/*bad*/;
+ break;
+ case GL_SRC_ALPHA_SATURATE:
+ sfact = GR_BLEND_ALPHA_SATURATE;
+ break;
+ case GL_SRC_COLOR:
+ if (isNapalm) {
+ sfact = GR_BLEND_SAME_COLOR_EXT;
+ break;
+ }
+ case GL_ONE_MINUS_SRC_COLOR:
+ if (isNapalm) {
+ sfact = GR_BLEND_ONE_MINUS_SAME_COLOR_EXT;
+ break;
+ }
+ default:
+ sfact = GR_BLEND_ONE;
+ break;
+ }
+
+ switch (asfactor) {
+ case GL_ZERO:
+ asfact = GR_BLEND_ZERO;
+ break;
+ case GL_ONE:
+ asfact = GR_BLEND_ONE;
+ break;
+ case GL_SRC_COLOR:
+ case GL_SRC_ALPHA:
+ asfact = have32bpp ? GR_BLEND_SRC_ALPHA : GR_BLEND_ONE/*bad*/;
+ break;
+ case GL_ONE_MINUS_SRC_COLOR:
+ case GL_ONE_MINUS_SRC_ALPHA:
+ asfact = have32bpp ? GR_BLEND_ONE_MINUS_SRC_ALPHA : GR_BLEND_ONE/*bad*/;
+ break;
+ case GL_DST_COLOR:
+ case GL_DST_ALPHA:
+ asfact = (have32bpp && haveAlpha) ? GR_BLEND_DST_ALPHA : GR_BLEND_ONE/*bad*/;
+ break;
+ case GL_ONE_MINUS_DST_COLOR:
+ case GL_ONE_MINUS_DST_ALPHA:
+ asfact = (have32bpp && haveAlpha) ? GR_BLEND_ONE_MINUS_DST_ALPHA : GR_BLEND_ZERO/*bad*/;
+ break;
+ case GL_SRC_ALPHA_SATURATE:
+ asfact = GR_BLEND_ONE;
+ break;
+ default:
+ asfact = GR_BLEND_ONE;
+ break;
+ }
+
+ switch (dfactor) {
+ case GL_ZERO:
+ dfact = GR_BLEND_ZERO;
+ break;
+ case GL_ONE:
+ dfact = GR_BLEND_ONE;
+ break;
+ case GL_SRC_COLOR:
+ dfact = GR_BLEND_SRC_COLOR;
+ break;
+ case GL_ONE_MINUS_SRC_COLOR:
+ dfact = GR_BLEND_ONE_MINUS_SRC_COLOR;
+ break;
+ case GL_SRC_ALPHA:
+ dfact = GR_BLEND_SRC_ALPHA;
+ break;
+ case GL_ONE_MINUS_SRC_ALPHA:
+ dfact = GR_BLEND_ONE_MINUS_SRC_ALPHA;
+ break;
+ case GL_DST_ALPHA:
+ dfact = haveAlpha ? GR_BLEND_DST_ALPHA : GR_BLEND_ONE/*bad*/;
+ break;
+ case GL_ONE_MINUS_DST_ALPHA:
+ dfact = haveAlpha ? GR_BLEND_ONE_MINUS_DST_ALPHA : GR_BLEND_ZERO/*bad*/;
+ break;
+ case GL_DST_COLOR:
+ if (isNapalm) {
+ dfact = GR_BLEND_SAME_COLOR_EXT;
+ break;
+ }
+ case GL_ONE_MINUS_DST_COLOR:
+ if (isNapalm) {
+ dfact = GR_BLEND_ONE_MINUS_SAME_COLOR_EXT;
+ break;
+ }
+ default:
+ dfact = GR_BLEND_ZERO;
+ break;
+ }
+
+ switch (adfactor) {
+ case GL_ZERO:
+ adfact = GR_BLEND_ZERO;
+ break;
+ case GL_ONE:
+ adfact = GR_BLEND_ONE;
+ break;
+ case GL_SRC_COLOR:
+ case GL_SRC_ALPHA:
+ adfact = have32bpp ? GR_BLEND_SRC_ALPHA : GR_BLEND_ZERO/*bad*/;
+ break;
+ case GL_ONE_MINUS_SRC_COLOR:
+ case GL_ONE_MINUS_SRC_ALPHA:
+ adfact = have32bpp ? GR_BLEND_ONE_MINUS_SRC_ALPHA : GR_BLEND_ZERO/*bad*/;
+ break;
+ case GL_DST_COLOR:
+ case GL_DST_ALPHA:
+ adfact = (have32bpp && haveAlpha) ? GR_BLEND_DST_ALPHA : GR_BLEND_ONE/*bad*/;
+ break;
+ case GL_ONE_MINUS_DST_COLOR:
+ case GL_ONE_MINUS_DST_ALPHA:
+ adfact = (have32bpp && haveAlpha) ? GR_BLEND_ONE_MINUS_DST_ALPHA : GR_BLEND_ZERO/*bad*/;
+ break;
+ default:
+ adfact = GR_BLEND_ZERO;
+ break;
+ }
+
+ if ((sfact != us->blendSrcFuncRGB) || (asfact != us->blendSrcFuncAlpha)) {
+ us->blendSrcFuncRGB = sfact;
+ us->blendSrcFuncAlpha = asfact;
+ fxMesa->new_state |= FX_NEW_BLEND;
+ }
+
+ if ((dfact != us->blendDstFuncRGB) || (adfact != us->blendDstFuncAlpha)) {
+ us->blendDstFuncRGB = dfact;
+ us->blendDstFuncAlpha = adfact;
+ fxMesa->new_state |= FX_NEW_BLEND;
+ }
+}
+
+void
+fxDDBlendEquationSeparate(GLcontext * ctx, GLenum modeRGB, GLenum modeA)
+{
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ tfxUnitsState *us = &fxMesa->unitsState;
+ GrAlphaBlendOp_t q;
+
+ switch (modeRGB) {
+ case GL_FUNC_ADD:
+ q = GR_BLEND_OP_ADD;
+ break;
+ case GL_FUNC_SUBTRACT:
+ q = GR_BLEND_OP_SUB;
+ break;
+ case GL_FUNC_REVERSE_SUBTRACT:
+ q = GR_BLEND_OP_REVSUB;
+ break;
+ default:
+ q = us->blendEqRGB;
+ }
+ if (q != us->blendEqRGB) {
+ us->blendEqRGB = q;
fxMesa->new_state |= FX_NEW_BLEND;
- ctx->Driver.RenderStart = fxSetupFXUnits;
- }
-
- switch(dfactor) {
- case GL_ZERO:
- adfact=dfact=GR_BLEND_ZERO;
- break;
- case GL_ONE:
- adfact=dfact=GR_BLEND_ONE;
- break;
- case GL_SRC_COLOR:
- dfact=GR_BLEND_SRC_COLOR;
- adfact=GR_BLEND_ZERO;
- break;
- case GL_ONE_MINUS_SRC_COLOR:
- dfact=GR_BLEND_ONE_MINUS_SRC_COLOR;
- adfact=GR_BLEND_ZERO;
- break;
- case GL_SRC_ALPHA:
- dfact=GR_BLEND_SRC_ALPHA;
- adfact=GR_BLEND_ZERO;
- break;
- case GL_ONE_MINUS_SRC_ALPHA:
- dfact=GR_BLEND_ONE_MINUS_SRC_ALPHA;
- adfact=GR_BLEND_ZERO;
- break;
- case GL_DST_ALPHA:
- /* dfact=GR_BLEND_DST_ALPHA; */
- /* We can't do DST_ALPHA */
- dfact=GR_BLEND_ONE;
- adfact=GR_BLEND_ZERO;
- break;
- case GL_ONE_MINUS_DST_ALPHA:
- /* dfact=GR_BLEND_ONE_MINUS_DST_ALPHA; */
- /* We can't do DST_ALPHA */
- dfact=GR_BLEND_ZERO;
- adfact=GR_BLEND_ZERO;
- break;
- case GL_SRC_ALPHA_SATURATE:
- case GL_DST_COLOR:
- case GL_ONE_MINUS_DST_COLOR:
- /* USELESS */
- adfact=dfact=GR_BLEND_ZERO;
- break;
- default:
- adfact=dfact=GR_BLEND_ZERO;
- break;
- }
-
- if((dfact!=us->blendDstFuncRGB) ||
- (adfact!=us->blendDstFuncAlpha)) {
- us->blendDstFuncRGB=dfact;
- us->blendDstFuncAlpha=adfact;
+ }
+
+ switch (modeA) {
+ case GL_FUNC_ADD:
+ q = GR_BLEND_OP_ADD;
+ break;
+ case GL_FUNC_SUBTRACT:
+ q = GR_BLEND_OP_SUB;
+ break;
+ case GL_FUNC_REVERSE_SUBTRACT:
+ q = GR_BLEND_OP_REVSUB;
+ break;
+ default:
+ q = us->blendEqAlpha;
+ }
+ if (q != us->blendEqAlpha) {
+ us->blendEqAlpha = q;
fxMesa->new_state |= FX_NEW_BLEND;
- ctx->Driver.RenderStart = fxSetupFXUnits;
- }
+ }
}
-static void fxSetupBlend(GLcontext *ctx)
+void
+fxSetupBlend(GLcontext * ctx)
{
- fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
- tfxUnitsState *us=&fxMesa->unitsState;
-
- if(us->blendEnabled)
- FX_grAlphaBlendFunction(us->blendSrcFuncRGB,us->blendDstFuncRGB,
- us->blendSrcFuncAlpha,us->blendDstFuncAlpha);
- else
- FX_grAlphaBlendFunction(GR_BLEND_ONE,GR_BLEND_ZERO,GR_BLEND_ONE,GR_BLEND_ZERO);
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ tfxUnitsState *us = &fxMesa->unitsState;
+
+ if (fxMesa->HavePixExt) {
+ if (us->blendEnabled) {
+ fxMesa->Glide.grAlphaBlendFunctionExt(us->blendSrcFuncRGB, us->blendDstFuncRGB,
+ us->blendEqRGB,
+ us->blendSrcFuncAlpha, us->blendDstFuncAlpha,
+ us->blendEqAlpha);
+ } else {
+ fxMesa->Glide.grAlphaBlendFunctionExt(GR_BLEND_ONE, GR_BLEND_ZERO,
+ GR_BLEND_OP_ADD,
+ GR_BLEND_ONE, GR_BLEND_ZERO,
+ GR_BLEND_OP_ADD);
+ }
+ } else {
+ if (us->blendEnabled) {
+ grAlphaBlendFunction(us->blendSrcFuncRGB, us->blendDstFuncRGB,
+ us->blendSrcFuncAlpha, us->blendDstFuncAlpha);
+ } else {
+ grAlphaBlendFunction(GR_BLEND_ONE, GR_BLEND_ZERO,
+ GR_BLEND_ONE, GR_BLEND_ZERO);
+ }
+ }
}
-
+
/************************************************************************/
/************************** Alpha Test SetUp ****************************/
/************************************************************************/
-void fxDDAlphaFunc(GLcontext *ctx, GLenum func, GLclampf ref)
+void
+fxDDAlphaFunc(GLcontext * ctx, GLenum func, GLfloat ref)
{
- fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
- tfxUnitsState *us=&fxMesa->unitsState;
- GrCmpFnc_t newfunc;
-
- switch(func) {
- case GL_NEVER:
- newfunc=GR_CMP_NEVER;
- break;
- case GL_LESS:
- newfunc=GR_CMP_LESS;
- break;
- case GL_EQUAL:
- newfunc=GR_CMP_EQUAL;
- break;
- case GL_LEQUAL:
- newfunc=GR_CMP_LEQUAL;
- break;
- case GL_GREATER:
- newfunc=GR_CMP_GREATER;
- break;
- case GL_NOTEQUAL:
- newfunc=GR_CMP_NOTEQUAL;
- break;
- case GL_GEQUAL:
- newfunc=GR_CMP_GEQUAL;
- break;
- case GL_ALWAYS:
- newfunc=GR_CMP_ALWAYS;
- break;
- default:
- fprintf(stderr,"fx Driver: internal error in fxDDAlphaFunc()\n");
- fxCloseHardware();
- exit(-1);
- break;
- }
-
- if(newfunc!=us->alphaTestFunc) {
- us->alphaTestFunc=newfunc;
- fxMesa->new_state |= FX_NEW_ALPHA;
- ctx->Driver.RenderStart = fxSetupFXUnits;
- }
-
- if(ctx->Color.AlphaRef!=us->alphaTestRefValue) {
- us->alphaTestRefValue=ctx->Color.AlphaRef;
- fxMesa->new_state |= FX_NEW_ALPHA;
- ctx->Driver.RenderStart = fxSetupFXUnits;
- }
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ tfxUnitsState *us = &fxMesa->unitsState;
+
+ if (
+ (us->alphaTestFunc != func)
+ ||
+ (us->alphaTestRefValue != ref)
+ ) {
+ us->alphaTestFunc = func;
+ us->alphaTestRefValue = ref;
+ fxMesa->new_state |= FX_NEW_ALPHA;
+ }
}
-static void fxSetupAlphaTest(GLcontext *ctx)
+static void
+fxSetupAlphaTest(GLcontext * ctx)
{
- fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
- tfxUnitsState *us=&fxMesa->unitsState;
-
- if(us->alphaTestEnabled) {
- FX_grAlphaTestFunction(us->alphaTestFunc);
- FX_grAlphaTestReferenceValue(us->alphaTestRefValue);
- } else
- FX_grAlphaTestFunction(GR_CMP_ALWAYS);
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ tfxUnitsState *us = &fxMesa->unitsState;
+
+ if (us->alphaTestEnabled) {
+ GrAlpha_t ref = (GLint) (us->alphaTestRefValue * 255.0);
+ grAlphaTestFunction(us->alphaTestFunc - GL_NEVER + GR_CMP_NEVER);
+ grAlphaTestReferenceValue(ref);
+ }
+ else
+ grAlphaTestFunction(GR_CMP_ALWAYS);
}
/************************************************************************/
/************************** Depth Test SetUp ****************************/
/************************************************************************/
-void fxDDDepthFunc(GLcontext *ctx, GLenum func)
+void
+fxDDDepthFunc(GLcontext * ctx, GLenum func)
{
- fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
- tfxUnitsState *us=&fxMesa->unitsState;
- GrCmpFnc_t dfunc;
-
- switch(func) {
- case GL_NEVER:
- dfunc=GR_CMP_NEVER;
- break;
- case GL_LESS:
- dfunc=GR_CMP_LESS;
- break;
- case GL_GEQUAL:
- dfunc=GR_CMP_GEQUAL;
- break;
- case GL_LEQUAL:
- dfunc=GR_CMP_LEQUAL;
- break;
- case GL_GREATER:
- dfunc=GR_CMP_GREATER;
- break;
- case GL_NOTEQUAL:
- dfunc=GR_CMP_NOTEQUAL;
- break;
- case GL_EQUAL:
- dfunc=GR_CMP_EQUAL;
- break;
- case GL_ALWAYS:
- dfunc=GR_CMP_ALWAYS;
- break;
- default:
- fprintf(stderr,"fx Driver: internal error in fxDDDepthFunc()\n");
- fxCloseHardware();
- exit(-1);
- break;
- }
-
- if(dfunc!=us->depthTestFunc) {
- us->depthTestFunc=dfunc;
- fxMesa->new_state |= FX_NEW_DEPTH;
- ctx->Driver.RenderStart = fxSetupFXUnits;
- }
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ tfxUnitsState *us = &fxMesa->unitsState;
+ if (us->depthTestFunc != func) {
+ us->depthTestFunc = func;
+ fxMesa->new_state |= FX_NEW_DEPTH;
+ }
}
-void fxDDDepthMask(GLcontext *ctx, GLboolean flag)
+void
+fxDDDepthMask(GLcontext * ctx, GLboolean flag)
{
- fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
- tfxUnitsState *us=&fxMesa->unitsState;
-
- if(flag!=us->depthMask) {
- us->depthMask=flag;
- fxMesa->new_state |= FX_NEW_DEPTH;
- ctx->Driver.RenderStart = fxSetupFXUnits;
- }
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ tfxUnitsState *us = &fxMesa->unitsState;
+
+ if (flag != us->depthMask) {
+ us->depthMask = flag;
+ fxMesa->new_state |= FX_NEW_DEPTH;
+ }
}
-static void fxSetupDepthTest(GLcontext *ctx)
+void
+fxSetupDepthTest(GLcontext * ctx)
{
- fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
- tfxUnitsState *us=&fxMesa->unitsState;
-
- if(us->depthTestEnabled)
- FX_grDepthBufferFunction(us->depthTestFunc);
- else
- FX_grDepthBufferFunction(GR_CMP_ALWAYS);
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ tfxUnitsState *us = &fxMesa->unitsState;
- FX_grDepthMask(us->depthMask);
+ if (us->depthTestEnabled) {
+ grDepthBufferFunction(us->depthTestFunc - GL_NEVER + GR_CMP_NEVER);
+ grDepthMask(us->depthMask);
+ }
+ else {
+ grDepthBufferFunction(GR_CMP_ALWAYS);
+ grDepthMask(FXFALSE);
+ }
}
/************************************************************************/
-/**************************** Color Mask SetUp **************************/
+/************************** Stencil SetUp *******************************/
/************************************************************************/
-GLboolean fxDDColorMask(GLcontext *ctx,
- GLboolean r, GLboolean g,
- GLboolean b, GLboolean a )
+static GrStencil_t convertGLStencilOp( GLenum op )
{
- fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
- fxMesa->new_state |= FX_NEW_COLOR_MASK;
- ctx->Driver.RenderStart = fxSetupFXUnits;
- (void) r; (void) g; (void) b; (void) a;
- return GL_FALSE;
+ switch ( op ) {
+ case GL_KEEP:
+ return GR_STENCILOP_KEEP;
+ case GL_ZERO:
+ return GR_STENCILOP_ZERO;
+ case GL_REPLACE:
+ return GR_STENCILOP_REPLACE;
+ case GL_INCR:
+ return GR_STENCILOP_INCR_CLAMP;
+ case GL_DECR:
+ return GR_STENCILOP_DECR_CLAMP;
+ case GL_INVERT:
+ return GR_STENCILOP_INVERT;
+ case GL_INCR_WRAP_EXT:
+ return GR_STENCILOP_INCR_WRAP;
+ case GL_DECR_WRAP_EXT:
+ return GR_STENCILOP_DECR_WRAP;
+ default:
+ _mesa_problem( NULL, "bad stencil op in convertGLStencilOp" );
+ }
+ return GR_STENCILOP_KEEP; /* never get, silence compiler warning */
}
-static void fxSetupColorMask(GLcontext *ctx)
+void
+fxDDStencilFunc (GLcontext *ctx, GLenum func, GLint ref, GLuint mask)
{
- fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ tfxUnitsState *us = &fxMesa->unitsState;
+
+ if (
+ (us->stencilFunction != func)
+ ||
+ (us->stencilRefValue != ref)
+ ||
+ (us->stencilValueMask != mask)
+ ) {
+ us->stencilFunction = func;
+ us->stencilRefValue = ref;
+ us->stencilValueMask = mask;
+ fxMesa->new_state |= FX_NEW_STENCIL;
+ }
+}
- FX_grColorMask(ctx->Color.ColorMask[RCOMP] ||
- ctx->Color.ColorMask[GCOMP] ||
- ctx->Color.ColorMask[BCOMP],
- ctx->Color.ColorMask[ACOMP] && fxMesa->haveAlphaBuffer);
+void
+fxDDStencilMask (GLcontext *ctx, GLuint mask)
+{
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ tfxUnitsState *us = &fxMesa->unitsState;
+
+ if (us->stencilWriteMask != mask) {
+ us->stencilWriteMask = mask;
+ fxMesa->new_state |= FX_NEW_STENCIL;
+ }
}
+void
+fxDDStencilOp (GLcontext *ctx, GLenum sfail, GLenum zfail, GLenum zpass)
+{
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ tfxUnitsState *us = &fxMesa->unitsState;
+
+ if (
+ (us->stencilFailFunc != sfail)
+ ||
+ (us->stencilZFailFunc != zfail)
+ ||
+ (us->stencilZPassFunc != zpass)
+ ) {
+ us->stencilFailFunc = sfail;
+ us->stencilZFailFunc = zfail;
+ us->stencilZPassFunc = zpass;
+ fxMesa->new_state |= FX_NEW_STENCIL;
+ }
+}
+void
+fxSetupStencil (GLcontext * ctx)
+{
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ tfxUnitsState *us = &fxMesa->unitsState;
+
+ if (us->stencilEnabled) {
+ grEnable(GR_STENCIL_MODE_EXT);
+ fxMesa->Glide.grStencilOpExt(convertGLStencilOp(us->stencilFailFunc),
+ convertGLStencilOp(us->stencilZFailFunc),
+ convertGLStencilOp(us->stencilZPassFunc));
+ fxMesa->Glide.grStencilFuncExt(us->stencilFunction - GL_NEVER + GR_CMP_NEVER,
+ us->stencilRefValue,
+ us->stencilValueMask);
+ fxMesa->Glide.grStencilMaskExt(us->stencilWriteMask);
+ } else {
+ grDisable(GR_STENCIL_MODE_EXT);
+ }
+}
/************************************************************************/
-/**************************** Fog Mode SetUp ****************************/
+/**************************** Color Mask SetUp **************************/
/************************************************************************/
-static void fxFogTableGenerate(GLcontext *ctx)
+void
+fxDDColorMask(GLcontext * ctx,
+ GLboolean r, GLboolean g, GLboolean b, GLboolean a)
{
- int i;
- float f,eyez;
- fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
-
- for(i=0;i<FX_grGetInteger(FX_FOG_TABLE_ENTRIES);i++) {
- eyez=guFogTableIndexToW(i);
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ fxMesa->new_state |= FX_NEW_COLOR_MASK;
+ (void) r;
+ (void) g;
+ (void) b;
+ (void) a;
+}
- switch(ctx->Fog.Mode) {
- case GL_LINEAR:
- f=(ctx->Fog.End-eyez)/(ctx->Fog.End-ctx->Fog.Start);
- break;
- case GL_EXP:
- f=exp(-ctx->Fog.Density*eyez);
- break;
- case GL_EXP2:
- f=exp(-ctx->Fog.Density*ctx->Fog.Density*eyez*eyez);
- break;
- default: /* That should never happen */
- f=0.0f;
- break;
- }
+void
+fxSetupColorMask(GLcontext * ctx)
+{
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
- fxMesa->fogTable[i]=(GrFog_t)((1.0f-CLAMP(f,0.0f,1.0f))*255.0f);
- }
+ if (fxMesa->colDepth == 32) {
+ /* 32bpp mode */
+ fxMesa->Glide.grColorMaskExt(ctx->Color.ColorMask[RCOMP],
+ ctx->Color.ColorMask[GCOMP],
+ ctx->Color.ColorMask[BCOMP],
+ ctx->Color.ColorMask[ACOMP] && fxMesa->haveHwAlpha);
+ }
+ else {
+ /* 15/16 bpp mode */
+ grColorMask(ctx->Color.ColorMask[RCOMP] |
+ ctx->Color.ColorMask[GCOMP] |
+ ctx->Color.ColorMask[BCOMP],
+ ctx->Color.ColorMask[ACOMP] && fxMesa->haveHwAlpha);
+ }
}
-static void fxSetupFog(GLcontext *ctx, GLboolean forceTableRebuild)
+
+
+
+/************************************************************************/
+/**************************** Fog Mode SetUp ****************************/
+/************************************************************************/
+
+/*
+ * This is called during state update in order to update the Glide fog state.
+ */
+static void
+fxSetupFog(GLcontext * ctx)
{
- fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
-
- if(ctx->Fog.Enabled && ctx->FogMode==FOG_FRAGMENT) {
- GLubyte col[4];
- FX_grFogMode(GR_FOG_WITH_TABLE);
-
- col[0]=(unsigned int)(255*ctx->Fog.Color[0]);
- col[1]=(unsigned int)(255*ctx->Fog.Color[1]);
- col[2]=(unsigned int)(255*ctx->Fog.Color[2]);
- col[3]=(unsigned int)(255*ctx->Fog.Color[3]);
-
- FX_grFogColorValue(FXCOLOR4(col));
-
- if(forceTableRebuild ||
- (fxMesa->fogTableMode!=ctx->Fog.Mode) ||
- (fxMesa->fogDensity!=ctx->Fog.Density)) {
- fxFogTableGenerate(ctx);
-
- fxMesa->fogTableMode=ctx->Fog.Mode;
- fxMesa->fogDensity=ctx->Fog.Density;
- }
-
- FX_grFogTable(fxMesa->fogTable);
- } else
- FX_grFogMode(GR_FOG_DISABLE);
+ if (ctx->Fog.Enabled /*&& ctx->FogMode==FOG_FRAGMENT */ ) {
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+
+ /* update fog color */
+ GLubyte col[4];
+ col[0] = (unsigned int) (255 * ctx->Fog.Color[0]);
+ col[1] = (unsigned int) (255 * ctx->Fog.Color[1]);
+ col[2] = (unsigned int) (255 * ctx->Fog.Color[2]);
+ col[3] = (unsigned int) (255 * ctx->Fog.Color[3]);
+ grFogColorValue(FXCOLOR4(col));
+
+ if (fxMesa->fogTableMode != ctx->Fog.Mode ||
+ fxMesa->fogDensity != ctx->Fog.Density ||
+ fxMesa->fogStart != ctx->Fog.Start ||
+ fxMesa->fogEnd != ctx->Fog.End) {
+ /* reload the fog table */
+ switch (ctx->Fog.Mode) {
+ case GL_LINEAR:
+ guFogGenerateLinear(fxMesa->fogTable, ctx->Fog.Start,
+ ctx->Fog.End);
+ if (fxMesa->fogTable[0] > 63) {
+ /* [dBorca] Hack alert:
+ * As per Glide3 Programming Guide:
+ * The difference between consecutive fog values
+ * must be less than 64.
+ */
+ fxMesa->fogTable[0] = 63;
+ }
+ break;
+ case GL_EXP:
+ guFogGenerateExp(fxMesa->fogTable, ctx->Fog.Density);
+ break;
+ case GL_EXP2:
+ guFogGenerateExp2(fxMesa->fogTable, ctx->Fog.Density);
+ break;
+ default:
+ ;
+ }
+ fxMesa->fogTableMode = ctx->Fog.Mode;
+ fxMesa->fogDensity = ctx->Fog.Density;
+ fxMesa->fogStart = ctx->Fog.Start;
+ fxMesa->fogEnd = ctx->Fog.End;
+ }
+
+ grFogTable(fxMesa->fogTable);
+ if (ctx->Fog.FogCoordinateSource == GL_FOG_COORDINATE_EXT) {
+ grVertexLayout(GR_PARAM_FOG_EXT, GR_VERTEX_FOG_OFFSET << 2,
+ GR_PARAM_ENABLE);
+ grFogMode(GR_FOG_WITH_TABLE_ON_FOGCOORD_EXT);
+ } else {
+ grVertexLayout(GR_PARAM_FOG_EXT, GR_VERTEX_FOG_OFFSET << 2,
+ GR_PARAM_DISABLE);
+ grFogMode(GR_FOG_WITH_TABLE_ON_Q);
+ }
+ }
+ else {
+ grFogMode(GR_FOG_DISABLE);
+ }
}
-void fxDDFogfv( GLcontext *ctx, GLenum pname, const GLfloat *params )
+void
+fxDDFogfv(GLcontext * ctx, GLenum pname, const GLfloat * params)
{
FX_CONTEXT(ctx)->new_state |= FX_NEW_FOG;
- ctx->Driver.RenderStart = fxSetupFXUnits;
+ switch (pname) {
+ case GL_FOG_COORDINATE_SOURCE_EXT: {
+ GLenum p = (GLenum)*params;
+ if (p == GL_FOG_COORDINATE_EXT) {
+ _swrast_allow_vertex_fog(ctx, GL_TRUE);
+ _swrast_allow_pixel_fog(ctx, GL_FALSE);
+ _tnl_allow_vertex_fog( ctx, GL_TRUE);
+ _tnl_allow_pixel_fog( ctx, GL_FALSE);
+ } else {
+ _swrast_allow_vertex_fog(ctx, GL_FALSE);
+ _swrast_allow_pixel_fog(ctx, GL_TRUE);
+ _tnl_allow_vertex_fog( ctx, GL_FALSE);
+ _tnl_allow_pixel_fog( ctx, GL_TRUE);
+ }
+ break;
+ }
+ default:
+ ;
+ }
}
/************************************************************************/
/************************************************************************/
/* This routine is used in managing the lock state, and therefore can't lock */
-void fxSetScissorValues(GLcontext *ctx)
+void
+fxSetScissorValues(GLcontext * ctx)
{
- fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
- int xmin, xmax;
- int ymin, ymax, check;
-
- if (ctx->Scissor.Enabled) {
- xmin=ctx->Scissor.X;
- xmax=ctx->Scissor.X+ctx->Scissor.Width;
- ymin=ctx->Scissor.Y;
- ymax=ctx->Scissor.Y+ctx->Scissor.Height;
- check=1;
- } else {
- xmin=0;
- ymin=0;
- xmax=fxMesa->width;
- ymax=fxMesa->height;
- check=0;
- }
- xmin+=fxMesa->x_offset;
- xmax+=fxMesa->x_offset;
- ymin+=fxMesa->y_delta;
- ymax+=fxMesa->y_delta;
- if (xmin<fxMesa->clipMinX) xmin=fxMesa->clipMinX;
- if (xmax>fxMesa->clipMaxX) xmax=fxMesa->clipMaxX;
- if (ymin<fxMesa->screen_height-fxMesa->clipMaxY)
- ymin=fxMesa->screen_height-fxMesa->clipMaxY;
- if (ymax>fxMesa->screen_height-fxMesa->clipMinY)
- ymax=fxMesa->screen_height-fxMesa->clipMinY;
- FX_grClipWindow_NoLock(xmin, ymin, xmax, ymax);
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ int xmin, xmax;
+ int ymin, ymax;
+
+ if (ctx->Scissor.Enabled) {
+ xmin = ctx->Scissor.X;
+ xmax = ctx->Scissor.X + ctx->Scissor.Width;
+ ymin = ctx->Scissor.Y;
+ ymax = ctx->Scissor.Y + ctx->Scissor.Height;
+
+ if (xmin < 0)
+ xmin = 0;
+ if (xmax > fxMesa->width)
+ xmax = fxMesa->width;
+ if (ymin < fxMesa->screen_height - fxMesa->height)
+ ymin = fxMesa->screen_height - fxMesa->height;
+ if (ymax > fxMesa->screen_height - 0)
+ ymax = fxMesa->screen_height - 0;
+ }
+ else {
+ xmin = 0;
+ ymin = 0;
+ xmax = fxMesa->width;
+ ymax = fxMesa->height;
+ }
+
+ fxMesa->clipMinX = xmin;
+ fxMesa->clipMinY = ymin;
+ fxMesa->clipMaxX = xmax;
+ fxMesa->clipMaxY = ymax;
+ grClipWindow(xmin, ymin, xmax, ymax);
}
-static void fxSetupScissor(GLcontext *ctx)
+void
+fxSetupScissor(GLcontext * ctx)
{
- fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
- if (!fxMesa->needClip) {
- BEGIN_BOARD_LOCK();
- fxSetScissorValues(ctx);
- END_BOARD_LOCK();
- }
+ BEGIN_BOARD_LOCK();
+ fxSetScissorValues(ctx);
+ END_BOARD_LOCK();
}
-void fxDDScissor( GLcontext *ctx, GLint x, GLint y, GLsizei w, GLsizei h )
+void
+fxDDScissor(GLcontext * ctx, GLint x, GLint y, GLsizei w, GLsizei h)
{
FX_CONTEXT(ctx)->new_state |= FX_NEW_SCISSOR;
- ctx->Driver.RenderStart = fxSetupFXUnits;
}
/************************************************************************/
/************************************************************************/
-void fxDDCullFace(GLcontext *ctx, GLenum mode)
+void
+fxDDCullFace(GLcontext * ctx, GLenum mode)
{
(void) mode;
FX_CONTEXT(ctx)->new_state |= FX_NEW_CULL;
- ctx->Driver.RenderStart = fxSetupFXUnits;
}
-void fxDDFrontFace(GLcontext *ctx, GLenum mode)
+void
+fxDDFrontFace(GLcontext * ctx, GLenum mode)
{
(void) mode;
FX_CONTEXT(ctx)->new_state |= FX_NEW_CULL;
- ctx->Driver.RenderStart = fxSetupFXUnits;
}
-static void fxSetupCull(GLcontext *ctx)
+void
+fxSetupCull(GLcontext * ctx)
{
- if (ctx->Polygon.CullFlag) {
- switch (ctx->Polygon.CullFaceMode) {
- case GL_BACK:
- if (ctx->Polygon.FrontFace==GL_CCW)
- FX_CONTEXT(ctx)->cullMode=GR_CULL_NEGATIVE;
- else
- FX_CONTEXT(ctx)->cullMode=GR_CULL_POSITIVE;
- break;
- case GL_FRONT:
- if(ctx->Polygon.FrontFace==GL_CCW)
- FX_CONTEXT(ctx)->cullMode=GR_CULL_POSITIVE;
- else
- FX_CONTEXT(ctx)->cullMode=GR_CULL_NEGATIVE;
- break;
- case GL_FRONT_AND_BACK:
- FX_CONTEXT(ctx)->cullMode=GR_CULL_DISABLE;
- break;
- default:
- break;
- }
- } else FX_CONTEXT(ctx)->cullMode=GR_CULL_DISABLE;
- FX_grCullMode(FX_CONTEXT(ctx)->cullMode);
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ GrCullMode_t mode = GR_CULL_DISABLE;
+
+ if (ctx->Polygon.CullFlag && (fxMesa->raster_primitive == GL_TRIANGLES)) {
+ switch (ctx->Polygon.CullFaceMode) {
+ case GL_BACK:
+ if (ctx->Polygon.FrontFace == GL_CCW)
+ mode = GR_CULL_NEGATIVE;
+ else
+ mode = GR_CULL_POSITIVE;
+ break;
+ case GL_FRONT:
+ if (ctx->Polygon.FrontFace == GL_CCW)
+ mode = GR_CULL_POSITIVE;
+ else
+ mode = GR_CULL_NEGATIVE;
+ break;
+ case GL_FRONT_AND_BACK:
+ /* Handled as a fallback on triangles in tdfx_tris.c */
+ return;
+ default:
+ ASSERT(0);
+ break;
+ }
+ }
+
+ if (fxMesa->cullMode != mode) {
+ fxMesa->cullMode = mode;
+ grCullMode(mode);
+ }
}
/****************************** DD Enable ******************************/
/************************************************************************/
-void fxDDEnable(GLcontext *ctx, GLenum cap, GLboolean state)
+void
+fxDDEnable(GLcontext * ctx, GLenum cap, GLboolean state)
{
- fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
- tfxUnitsState *us=&fxMesa->unitsState;
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ tfxUnitsState *us = &fxMesa->unitsState;
- if (MESA_VERBOSE&VERBOSE_DRIVER) {
- fprintf(stderr,"fxmesa: fxDDEnable(...)\n");
- }
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "%s(%s)\n", state ? "fxDDEnable" : "fxDDDisable",
+ _mesa_lookup_enum_by_nr(cap));
+ }
- switch(cap) {
- case GL_ALPHA_TEST:
- if(state!=us->alphaTestEnabled) {
- us->alphaTestEnabled=state;
- fxMesa->new_state |= FX_NEW_ALPHA;
- ctx->Driver.RenderStart = fxSetupFXUnits;
- }
- break;
- case GL_BLEND:
- if(state!=us->blendEnabled) {
- us->blendEnabled=state;
- fxMesa->new_state |= FX_NEW_BLEND;
- ctx->Driver.RenderStart = fxSetupFXUnits;
- }
- break;
- case GL_DEPTH_TEST:
- if(state!=us->depthTestEnabled) {
- us->depthTestEnabled=state;
- fxMesa->new_state |= FX_NEW_DEPTH;
- ctx->Driver.RenderStart = fxSetupFXUnits;
- }
- break;
- case GL_SCISSOR_TEST:
- fxMesa->new_state |= FX_NEW_SCISSOR;
- ctx->Driver.RenderStart = fxSetupFXUnits;
- break;
- case GL_FOG:
- fxMesa->new_state |= FX_NEW_FOG;
- ctx->Driver.RenderStart = fxSetupFXUnits;
- break;
- case GL_CULL_FACE:
- fxMesa->new_state |= FX_NEW_CULL;
- ctx->Driver.RenderStart = fxSetupFXUnits;
- break;
- case GL_LINE_SMOOTH:
- case GL_POINT_SMOOTH:
- case GL_POLYGON_SMOOTH:
- case GL_TEXTURE_2D:
- fxMesa->new_state |= FX_NEW_TEXTURING;
- ctx->Driver.RenderStart = fxSetupFXUnits;
+ switch (cap) {
+ case GL_ALPHA_TEST:
+ if (state != us->alphaTestEnabled) {
+ us->alphaTestEnabled = state;
+ fxMesa->new_state |= FX_NEW_ALPHA;
+ }
break;
- default:
- ; /* XXX no-op??? */
- }
-}
-
-#if 0
-/*
- Multipass to do GL_BLEND texture functions
- Cf*(1-Ct) has already been written to the buffer during the first pass
- Cc*Ct gets written during the second pass (in this function)
- Everything gets reset in the third call (in this function)
-*/
-static GLboolean fxMultipassBlend(struct vertex_buffer *VB, GLuint pass)
-{
- GLcontext *ctx = VB->ctx;
- fxMesaContext fxMesa = FX_CONTEXT(ctx);
-
- switch (pass) {
- case 1:
- /* Add Cc*Ct */
- fxMesa->restoreUnitsState=fxMesa->unitsState;
- if (ctx->Depth.Mask) {
- /* We don't want to check or change the depth buffers */
- switch (ctx->Depth.Func) {
- case GL_NEVER:
- case GL_ALWAYS:
- break;
- default:
- fxDDDepthFunc(ctx, GL_EQUAL);
- break;
+ case GL_BLEND:
+ if (state != us->blendEnabled) {
+ us->blendEnabled = state;
+ fxMesa->new_state |= FX_NEW_BLEND;
}
- fxDDDepthMask(ctx, FALSE);
- }
- /* Enable Cc*Ct mode */
- /* ??? Set the Constant Color ??? */
- fxDDEnable(ctx, GL_BLEND, GL_TRUE);
- fxDDBlendFunc(ctx, ???, ???);
- fxSetupTextureSingleTMU(ctx, ???);
- fxSetupBlend(ctx);
- fxSetupDepthTest(ctx);
- break;
-
- case 2:
- /* Reset everything back to normal */
- fxMesa->unitsState = fxMesa->restoreUnitsState;
- fxMesa->setupdone &= ???;
- fxSetupTextureSingleTMU(ctx, ???);
- fxSetupBlend(ctx);
- fxSetupDepthTest(ctx);
- break;
- }
-
- return pass==1;
-}
-#endif
-
-/************************************************************************/
-/******************** Fake Multitexture Support *************************/
-/************************************************************************/
-
-/* Its considered cheeky to try to fake ARB multitexture by doing
- * multipass rendering, because it is not possible to emulate the full
- * spec in this way. The fact is that the voodoo 2 supports only a
- * subset of the possible multitexturing modes, and it is possible to
- * support almost the same subset using multipass blending on the
- * voodoo 1. In all other cases for both voodoo 1 and 2, we fall back
- * to software rendering, satisfying the spec if not the user.
- */
-static GLboolean fxMultipassTexture( struct vertex_buffer *VB, GLuint pass )
-{
- GLcontext *ctx = VB->ctx;
- fxVertex *v = FX_DRIVER_DATA(VB)->verts;
- fxVertex *last = FX_DRIVER_DATA(VB)->last_vert;
- fxMesaContext fxMesa = FX_CONTEXT(ctx);
-
- switch (pass) {
- case 1:
- if (MESA_VERBOSE&(VERBOSE_DRIVER|VERBOSE_PIPELINE|VERBOSE_TEXTURE))
- fprintf(stderr, "fxmesa: Second texture pass\n");
-
- for ( ; v != last ; v++) {
- v->f[S0COORD] = v->f[S1COORD];
- v->f[T0COORD] = v->f[T1COORD];
+ break;
+ case GL_DEPTH_TEST:
+ if (state != us->depthTestEnabled) {
+ us->depthTestEnabled = state;
+ fxMesa->new_state |= FX_NEW_DEPTH;
}
-
- fxMesa->restoreUnitsState = fxMesa->unitsState;
- fxMesa->tmu_source[0] = 1;
-
- if (ctx->Depth.Mask) {
- switch (ctx->Depth.Func) {
- case GL_NEVER:
- case GL_ALWAYS:
- break;
- default:
- fxDDDepthFunc( ctx, GL_EQUAL );
- break;
- }
-
- fxDDDepthMask( ctx, GL_FALSE );
+ break;
+ case GL_STENCIL_TEST:
+ if (fxMesa->haveHwStencil && state != us->stencilEnabled) {
+ us->stencilEnabled = state;
+ fxMesa->new_state |= FX_NEW_STENCIL;
}
-
- if (ctx->Texture.Unit[1].EnvMode == GL_MODULATE) {
- fxDDEnable( ctx, GL_BLEND, GL_TRUE );
- fxDDBlendFunc( ctx, GL_DST_COLOR, GL_ZERO );
+ break;
+ case GL_DITHER:
+ if (state) {
+ grDitherMode(GR_DITHER_4x4);
+ }
+ else {
+ grDitherMode(GR_DITHER_DISABLE);
}
-
- fxSetupTextureSingleTMU( ctx, 1 );
- fxSetupBlend( ctx );
- fxSetupDepthTest( ctx );
break;
-
- case 2:
- /* Restore original state.
- */
- fxMesa->tmu_source[0] = 0;
- fxMesa->unitsState = fxMesa->restoreUnitsState;
- fxMesa->setupdone &= ~SETUP_TMU0;
- fxSetupTextureSingleTMU( ctx, 0 );
- fxSetupBlend( ctx );
- fxSetupDepthTest( ctx );
+ case GL_SCISSOR_TEST:
+ fxMesa->new_state |= FX_NEW_SCISSOR;
+ break;
+ case GL_SHARED_TEXTURE_PALETTE_EXT:
+ fxDDTexUseGlbPalette(ctx, state);
+ break;
+ case GL_FOG:
+ fxMesa->new_state |= FX_NEW_FOG;
+ break;
+ case GL_CULL_FACE:
+ fxMesa->new_state |= FX_NEW_CULL;
break;
+ case GL_LINE_SMOOTH:
+ case GL_LINE_STIPPLE:
+ case GL_POINT_SMOOTH:
+ case GL_POLYGON_SMOOTH:
+ case GL_TEXTURE_1D:
+ case GL_TEXTURE_2D:
+ fxMesa->new_state |= FX_NEW_TEXTURING;
+ break;
+ default:
+ ; /* XXX no-op? */
}
-
- return pass == 1;
}
+
+
/************************************************************************/
/************************** Changes to units state **********************/
/************************************************************************/
/* All units setup is handled under texture setup.
*/
-void fxDDShadeModel(GLcontext *ctx, GLenum mode)
+void
+fxDDShadeModel(GLcontext * ctx, GLenum mode)
{
FX_CONTEXT(ctx)->new_state |= FX_NEW_TEXTURING;
- ctx->Driver.RenderStart = fxSetupFXUnits;
}
/************************************************************************/
/****************************** Units SetUp *****************************/
/************************************************************************/
-static void gl_print_fx_state_flags( const char *msg, GLuint flags )
+static void
+fx_print_state_flags(const char *msg, GLuint flags)
{
- fprintf(stderr,
- "%s: (0x%x) %s%s%s%s%s%s%s\n",
+ fprintf(stderr,
+ "%s: (0x%x) %s%s%s%s%s%s%s%s\n",
msg,
flags,
- (flags & FX_NEW_TEXTURING) ? "texture, " : "",
- (flags & FX_NEW_BLEND) ? "blend, " : "",
- (flags & FX_NEW_ALPHA) ? "alpha, " : "",
- (flags & FX_NEW_FOG) ? "fog, " : "",
- (flags & FX_NEW_SCISSOR) ? "scissor, " : "",
- (flags & FX_NEW_COLOR_MASK) ? "colormask, " : "",
- (flags & FX_NEW_CULL) ? "cull, " : "");
+ (flags & FX_NEW_TEXTURING) ? "texture, " : "",
+ (flags & FX_NEW_BLEND) ? "blend, " : "",
+ (flags & FX_NEW_ALPHA) ? "alpha, " : "",
+ (flags & FX_NEW_FOG) ? "fog, " : "",
+ (flags & FX_NEW_SCISSOR) ? "scissor, " : "",
+ (flags & FX_NEW_COLOR_MASK) ? "colormask, " : "",
+ (flags & FX_NEW_CULL) ? "cull, " : "",
+ (flags & FX_NEW_STENCIL) ? "stencil, " : "");
}
-void fxSetupFXUnits( GLcontext *ctx )
+void
+fxSetupFXUnits(GLcontext * ctx)
{
- fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
- GLuint newstate = fxMesa->new_state;
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ GLuint newstate = fxMesa->new_state;
- if (MESA_VERBOSE&VERBOSE_DRIVER)
- gl_print_fx_state_flags("fxmesa: fxSetupFXUnits", newstate);
+ if (TDFX_DEBUG & VERBOSE_DRIVER)
+ fx_print_state_flags("fxSetupFXUnits", newstate);
- if (newstate) {
- if (newstate & FX_NEW_TEXTURING)
- fxSetupTexture(ctx);
+ if (newstate) {
+ if (newstate & FX_NEW_TEXTURING)
+ fxSetupTexture(ctx);
- if (newstate & FX_NEW_BLEND)
- fxSetupBlend(ctx);
+ if (newstate & FX_NEW_BLEND)
+ fxSetupBlend(ctx);
- if (newstate & FX_NEW_ALPHA)
- fxSetupAlphaTest(ctx);
-
- if (newstate & FX_NEW_DEPTH)
- fxSetupDepthTest(ctx);
+ if (newstate & FX_NEW_ALPHA)
+ fxSetupAlphaTest(ctx);
- if (newstate & FX_NEW_FOG)
- fxSetupFog(ctx,GL_FALSE);
+ if (newstate & FX_NEW_DEPTH)
+ fxSetupDepthTest(ctx);
- if (newstate & FX_NEW_SCISSOR)
- fxSetupScissor(ctx);
+ if (newstate & FX_NEW_STENCIL)
+ fxSetupStencil(ctx);
- if (newstate & FX_NEW_COLOR_MASK)
- fxSetupColorMask(ctx);
+ if (newstate & FX_NEW_FOG)
+ fxSetupFog(ctx);
- if (newstate & FX_NEW_CULL)
- fxSetupCull(ctx);
+ if (newstate & FX_NEW_SCISSOR)
+ fxSetupScissor(ctx);
- fxMesa->new_state = 0;
-/* ctx->Driver.RenderStart = 0; */
- }
+ if (newstate & FX_NEW_COLOR_MASK)
+ fxSetupColorMask(ctx);
+
+ if (newstate & FX_NEW_CULL)
+ fxSetupCull(ctx);
+
+ fxMesa->new_state = 0;
+ }
}
* Need this to provide at least one external definition.
*/
-int gl_fx_dummy_function_setup(void)
+extern int gl_fx_dummy_function_setup(void);
+int
+gl_fx_dummy_function_setup(void)
{
- return 0;
+ return 0;
}
-#endif /* FX */
+#endif /* FX */
projects / mesa.git / blobdiff