-
/*
* 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"
+#include "texstore.h"
-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 fxSetupScissor(GLcontext * ctx);
-static void fxSetupCull(GLcontext * ctx);
-static void fx_print_state_flags(const char *msg, GLuint flags);
-/*static GLboolean fxMultipassBlend(struct vertex_buffer *, GLuint);*/
-static GLboolean fxMultipassTexture(GLcontext *, GLuint);
static void
fxTexValidate(GLcontext * ctx, struct gl_texture_object *tObj)
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");
+ 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]->MaxLog2);
+ maxl = ti->maxLevel = MIN2(tObj->MaxLevel, tObj->Image[0][0]->MaxLog2);
- fxTexGetInfo(tObj->Image[minl]->Width, tObj->Image[minl]->Height,
+#if FX_RESCALE_BIG_TEXURES_HACK
+{
+ 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_malloc(_w * _h * texelBytes);
+ _mesa_rescale_teximage2d(texelBytes,
+ mml->width,
+ _w * texelBytes, /* dst stride */
+ mml->width, mml->height, /* src */
+ _w, _h, /* dst */
+ texImage_Data /*src*/, texImage->Data /*dst*/ );
+ _mesa_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),
- &(ti->int_sScale), &(ti->int_tScale), NULL, NULL);
+ NULL, NULL);
if ((tObj->MinFilter != GL_NEAREST) && (tObj->MinFilter != GL_LINEAR))
- fxTexGetInfo(tObj->Image[maxl]->Width, tObj->Image[maxl]->Height,
+ fxTexGetInfo(tObj->Image[0][maxl]->Width, tObj->Image[0][maxl]->Height,
&(FX_smallLodLog2(ti->info)), NULL,
- NULL, NULL, NULL, 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 */
+ /* [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;
-
- if (MESA_VERBOSE & VERBOSE_DRIVER) {
- fprintf(stderr, "fxmesa: fxTexValidate(...) End\n");
- }
}
static void
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;
}
tfxTexInfo *ti = fxTMGetTexInfo(tObj);
int tmu;
+ 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) {
fxTMMoveInTM_NoLock(fxMesa, tObj, FX_TMU_SPLIT);
else {
if (fxMesa->haveTwoTMUs) {
- if (fxMesa->freeTexMem[FX_TMU0] >
- FX_grTexTextureMemRequired_NoLock(GR_MIPMAPLEVELMASK_BOTH,
- &(ti->info))) {
+ if (fxTMCheckStartAddr(fxMesa, FX_TMU0, ti)) {
fxTMMoveInTM_NoLock(fxMesa, tObj, FX_TMU0);
}
else {
}
if (ti->LODblend && ti->whichTMU == FX_TMU_SPLIT) {
+ /* broadcast */
if ((ti->info.format == GR_TEXFMT_P_8)
&& (!fxMesa->haveGlobalPaletteTexture)) {
- if (MESA_VERBOSE & VERBOSE_DRIVER) {
- fprintf(stderr, "fxmesa: uploading texture palette\n");
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupSingleTMU_NoLock: uploading texture palette\n");
}
- FX_grTexDownloadTable_NoLock(GR_TMU0, GR_TEXTABLE_PALETTE,
- &(ti->palette));
- FX_grTexDownloadTable_NoLock(GR_TMU1, GR_TEXTABLE_PALETTE,
- &(ti->palette));
+ grTexDownloadTable(ti->paltype, &(ti->palette));
}
- 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);
+ 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);
- FX_grTexSource_NoLock(GR_TMU0, ti->tm[FX_TMU0]->startAddr,
+ grTexSource(GR_TMU0, ti->tm[FX_TMU0]->startAddr,
GR_MIPMAPLEVELMASK_ODD, &(ti->info));
- FX_grTexSource_NoLock(GR_TMU1, ti->tm[FX_TMU1]->startAddr,
+ grTexSource(GR_TMU1, ti->tm[FX_TMU1]->startAddr,
GR_MIPMAPLEVELMASK_EVEN, &(ti->info));
}
else {
else
tmu = ti->whichTMU;
+ /* pointcast */
if ((ti->info.format == GR_TEXFMT_P_8)
&& (!fxMesa->haveGlobalPaletteTexture)) {
- if (MESA_VERBOSE & VERBOSE_DRIVER) {
- fprintf(stderr, "fxmesa: uploading texture palette\n");
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupSingleTMU_NoLock: uploading texture palette\n");
}
- FX_grTexDownloadTable_NoLock(tmu, GR_TEXTABLE_PALETTE,
- &(ti->palette));
+ fxMesa->Glide.grTexDownloadTableExt(tmu, ti->paltype, &(ti->palette));
}
/* 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");
+ 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)
{
- if (MESA_VERBOSE & VERBOSE_DRIVER) {
- fprintf(stderr, "fxmesa: fxSelectSingleTMUSrc(%d,%d)\n", tmu, LODblend);
+ 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) {
- 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);
+ 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) {
- 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);
- }
+ 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 {
- FX_grTexCombine_NoLock(GR_TMU1,
- GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE, FXFALSE, FXFALSE);
+ tex1.FunctionRGB = GR_COMBINE_FUNCTION_LOCAL;
+ tex1.FactorRGB = GR_COMBINE_FACTOR_NONE;
+ tex1.FunctionAlpha = GR_COMBINE_FUNCTION_LOCAL;
+ tex1.FactorAlpha = GR_COMBINE_FACTOR_NONE;
- /* 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);
+ /* 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)
{
- fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx;
+ 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].Current2D;
+ struct gl_texture_object *tObj = ctx->Texture.Unit[textureset]._Current;
int tmu;
- if (MESA_VERBOSE & VERBOSE_DRIVER) {
- fprintf(stderr, "fxmesa: fxSetupTextureSingleTMU(...) Start\n");
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupTextureSingleTMU_NoLock(%d)\n", textureset);
}
ti = fxTMGetTexInfo(tObj);
else
localc = GR_COMBINE_LOCAL_CONSTANT;
- if (MESA_VERBOSE & (VERBOSE_DRIVER | VERBOSE_TEXTURE))
- fprintf(stderr, "fxMesa: fxSetupTextureSingleTMU, envmode is %s\n",
+ 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:
- FX_grAlphaCombine_NoLock(GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- locala, GR_COMBINE_OTHER_NONE, FXFALSE);
+ alphaComb.Function = GR_COMBINE_FUNCTION_LOCAL;
+ alphaComb.Factor = GR_COMBINE_FACTOR_NONE;
+ alphaComb.Other = GR_COMBINE_OTHER_NONE;
- FX_grColorCombine_NoLock(GR_COMBINE_FUNCTION_BLEND,
- GR_COMBINE_FACTOR_TEXTURE_ALPHA,
- localc, GR_COMBINE_OTHER_TEXTURE, FXFALSE);
+ colorComb.Function = GR_COMBINE_FUNCTION_BLEND;
+ colorComb.Factor = GR_COMBINE_FACTOR_TEXTURE_ALPHA;
+ colorComb.Other = GR_COMBINE_OTHER_TEXTURE;
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);
+ 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 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
- if (MESA_VERBOSE & VERBOSE_DRIVER)
- fprintf(stderr, "fx Driver: GL_BLEND not yet supported\n");
-#endif
+ 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 (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))
- 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);
+ 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 (MESA_VERBOSE & VERBOSE_DRIVER)
- fprintf(stderr, "fx Driver: %x Texture.EnvMode not yet supported\n",
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupTextureSingleTMU_NoLock: %x Texture.EnvMode not yet supported\n",
ctx->Texture.Unit[textureset].EnvMode);
- break;
+ }
+ return;
}
- if (MESA_VERBOSE & VERBOSE_DRIVER) {
- fprintf(stderr, "fxmesa: fxSetupTextureSingleTMU(...) End\n");
- }
+ grAlphaCombine(alphaComb.Function,
+ alphaComb.Factor,
+ alphaComb.Local,
+ alphaComb.Other,
+ alphaComb.Invert);
+ grColorCombine(colorComb.Function,
+ colorComb.Factor,
+ colorComb.Local,
+ colorComb.Other,
+ colorComb.Invert);
}
+#if 00
static void
fxSetupTextureSingleTMU(GLcontext * ctx, GLuint textureset)
{
fxSetupTextureSingleTMU_NoLock(ctx, textureset);
END_BOARD_LOCK();
}
+#endif
+
/************************* Double Texture Set ***************************/
GLuint tstate = 0;
int tmu0 = 0, tmu1 = 1;
- if (MESA_VERBOSE & VERBOSE_DRIVER) {
- fprintf(stderr, "fxmesa: fxSetupDoubleTMU(...)\n");
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupDoubleTMU_NoLock(...)\n");
}
/* We shouldn't need to do this. There is something wrong with
}
}
+ /* [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) {
- if (ti0->info.format == GR_TEXFMT_P_8) {
- if (MESA_VERBOSE & VERBOSE_DRIVER) {
- fprintf(stderr, "fxmesa: uploading texture palette TMU0\n");
+ /* pointcast */
+ if (ti1->info.format == GR_TEXFMT_P_8) {
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupDoubleTMU_NoLock: uploading texture palette for TMU1\n");
}
- FX_grTexDownloadTable_NoLock(tmu0, GR_TEXTABLE_PALETTE,
- &(ti0->palette));
+ fxMesa->Glide.grTexDownloadTableExt(ti1->whichTMU, ti1->paltype, &(ti1->palette));
}
-
- if (ti1->info.format == GR_TEXFMT_P_8) {
- if (MESA_VERBOSE & VERBOSE_DRIVER) {
- fprintf(stderr, "fxmesa: uploading texture palette TMU1\n");
+ if (ti0->info.format == GR_TEXFMT_P_8) {
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupDoubleTMU_NoLock: uploading texture palette for TMU0\n");
}
- FX_grTexDownloadTable_NoLock(tmu1, GR_TEXTABLE_PALETTE,
- &(ti1->palette));
+ fxMesa->Glide.grTexDownloadTableExt(ti0->whichTMU, ti0->paltype, &(ti0->palette));
}
}
- FX_grTexSource_NoLock(tmu0, ti0->tm[tmu0]->startAddr,
+ grTexSource(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);
+ 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,
+ grTexSource(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);
+ 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
static void
fxSetupTextureDoubleTMU_NoLock(GLcontext * ctx)
{
- fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx;
+ 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[0].Current2D;
- struct gl_texture_object *tObj1 = ctx->Texture.Unit[1].Current2D;
+ 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 (MESA_VERBOSE & VERBOSE_DRIVER) {
- fprintf(stderr, "fxmesa: fxSetupTextureDoubleTMU(...) Start\n");
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupTextureDoubleTMU_NoLock(...)\n");
}
ti0 = fxTMGetTexInfo(tObj0);
localc = GR_COMBINE_LOCAL_CONSTANT;
- if (MESA_VERBOSE & (VERBOSE_DRIVER | VERBOSE_TEXTURE))
- fprintf(stderr, "fxMesa: fxSetupTextureDoubleTMU, envmode is %s/%s\n",
+ 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));
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];
- if (ti0->baseLevelInternalFormat == GL_ALPHA)
- isalpha[tmu0] = GL_TRUE;
- else
- isalpha[tmu0] = GL_FALSE;
-
- 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);
+ 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 (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);
+ 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 {
- 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);
+ 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;
+ }
+
+ alphaComb.Function = GR_COMBINE_FUNCTION_LOCAL;
+ alphaComb.Factor = GR_COMBINE_FACTOR_NONE;
+ alphaComb.Other = GR_COMBINE_OTHER_NONE;
+
+ 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_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);
-
+ 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 {
- 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);
+ 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;
+ }
+ 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;
+ }
- FX_grColorCombine_NoLock(GR_COMBINE_FUNCTION_SCALE_OTHER,
- GR_COMBINE_FACTOR_ONE,
- localc, 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;
{
GLboolean isalpha[FX_NUM_TMU];
- if (ti0->baseLevelInternalFormat == GL_ALPHA)
- isalpha[tmu0] = GL_TRUE;
- else
- isalpha[tmu0] = GL_FALSE;
+ 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;
+ }
- 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);
+ 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, "Unexpected dual texture mode encountered\n");
- break;
+ fprintf(stderr, "fxSetupTextureDoubleTMU_NoLock: Unexpected dual texture mode encountered\n");
+ return;
}
- if (MESA_VERBOSE & VERBOSE_DRIVER) {
- fprintf(stderr, "fxmesa: fxSetupTextureDoubleTMU(...) End\n");
- }
+ 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)
{
- fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx;
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
GrCombineLocal_t localc, locala;
- if (MESA_VERBOSE & VERBOSE_DRIVER) {
- fprintf(stderr, "fxmesa: fxSetupTextureNone(...)\n");
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupTextureNone_NoLock(...)\n");
}
if ((ctx->Light.ShadeModel == GL_SMOOTH) || 1 ||
else
localc = GR_COMBINE_LOCAL_CONSTANT;
- FX_grAlphaCombine_NoLock(GR_COMBINE_FUNCTION_LOCAL,
- GR_COMBINE_FACTOR_NONE,
- locala, GR_COMBINE_OTHER_NONE, FXFALSE);
+ grAlphaCombine(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);
+ 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)
{
- fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx;
- GLuint tex2Denabled;
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
- if (MESA_VERBOSE & VERBOSE_DRIVER) {
- fprintf(stderr, "fxmesa: fxSetupTexture(...)\n");
+ if (TDFX_DEBUG & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxSetupTexture_NoLock(...)\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);
+ 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 {
- if (MESA_VERBOSE & VERBOSE_DRIVER)
- fprintf(stderr, "fxmesa: enabling fake multitexture\n");
-
- fxSetupTextureSingleTMU_NoLock(ctx, 0);
- ctx->Driver.MultipassFunc = fxMultipassTexture;
+ 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);
}
- break;
- default:
- fxSetupTextureNone_NoLock(ctx);
- break;
}
}
-static void
+void
fxSetupTexture(GLcontext * ctx)
{
BEGIN_BOARD_LOCK();
/**************************** Blend SetUp *******************************/
/************************************************************************/
-/* XXX consider supporting GL_INGR_blend_func_separate */
void
-fxDDBlendFunc(GLcontext * ctx, GLenum sfactor, GLenum dfactor)
+fxDDBlendFuncSeparate(GLcontext * ctx, GLenum sfactor, GLenum dfactor, GLenum asfactor, GLenum adfactor)
{
- fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx;
+ 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;
- /* From the Glide documentation:
- For alpha source and destination blend function factor
- parameters, Voodoo Graphics supports only
- GR_BLEND_ZERO and GR_BLEND_ONE.
+ /*
+ * 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:
- asfact = sfact = GR_BLEND_ZERO;
+ sfact = GR_BLEND_ZERO;
break;
case GL_ONE:
- asfact = sfact = GR_BLEND_ONE;
+ 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;
+ sfact = haveAlpha ? GR_BLEND_DST_ALPHA : GR_BLEND_ONE/*bad*/;
break;
case GL_ONE_MINUS_DST_ALPHA:
- sfact = GR_BLEND_ONE_MINUS_DST_ALPHA;
- asfact = GR_BLEND_ONE;
+ sfact = haveAlpha ? GR_BLEND_ONE_MINUS_DST_ALPHA : GR_BLEND_ZERO/*bad*/;
break;
case GL_SRC_ALPHA_SATURATE:
sfact = GR_BLEND_ALPHA_SATURATE;
- asfact = GR_BLEND_ONE;
break;
case GL_SRC_COLOR:
+ if (isNapalm) {
+ sfact = GR_BLEND_SAME_COLOR_EXT;
+ break;
+ }
case GL_ONE_MINUS_SRC_COLOR:
- /* USELESS */
- asfact = sfact = GR_BLEND_ONE;
- break;
+ if (isNapalm) {
+ sfact = GR_BLEND_ONE_MINUS_SAME_COLOR_EXT;
+ break;
+ }
default:
- asfact = sfact = GR_BLEND_ONE;
+ sfact = GR_BLEND_ONE;
break;
}
- if ((sfact != us->blendSrcFuncRGB) || (asfact != us->blendSrcFuncAlpha)) {
- us->blendSrcFuncRGB = sfact;
- us->blendSrcFuncAlpha = asfact;
- fxMesa->new_state |= FX_NEW_BLEND;
+ 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:
- adfact = dfact = GR_BLEND_ZERO;
+ dfact = GR_BLEND_ZERO;
break;
case GL_ONE:
- adfact = dfact = GR_BLEND_ONE;
+ 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;
+ dfact = haveAlpha ? GR_BLEND_DST_ALPHA : GR_BLEND_ONE/*bad*/;
break;
case GL_ONE_MINUS_DST_ALPHA:
- /* dfact=GR_BLEND_ONE_MINUS_DST_ALPHA; */
- /* We can't do 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_SRC_ALPHA_SATURATE:
+ 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:
- /* USELESS */
- adfact = dfact = GR_BLEND_ZERO;
+ case GL_ONE_MINUS_DST_ALPHA:
+ adfact = (have32bpp && haveAlpha) ? GR_BLEND_ONE_MINUS_DST_ALPHA : GR_BLEND_ZERO/*bad*/;
break;
default:
- adfact = dfact = GR_BLEND_ZERO;
+ 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;
}
}
-static void
-fxSetupBlend(GLcontext * ctx)
+void
+fxDDBlendEquationSeparate(GLcontext * ctx, GLenum modeRGB, GLenum modeA)
{
- fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx;
- tfxUnitsState *us = &fxMesa->unitsState;
+ 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;
+ }
+
+ 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;
+ }
+}
- 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);
+void
+fxSetupBlend(GLcontext * ctx)
+{
+ 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);
+ }
+ }
}
/************************************************************************/
/************************************************************************/
void
-fxDDAlphaFunc(GLcontext * ctx, GLenum func, GLchan ref)
+fxDDAlphaFunc(GLcontext * ctx, GLenum func, GLfloat ref)
{
- fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx;
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
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;
- }
- if (ref != us->alphaTestRefValue) {
+ if (
+ (us->alphaTestFunc != func)
+ ||
+ (us->alphaTestRefValue != ref)
+ ) {
+ us->alphaTestFunc = func;
us->alphaTestRefValue = ref;
fxMesa->new_state |= FX_NEW_ALPHA;
}
static void
fxSetupAlphaTest(GLcontext * ctx)
{
- fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx;
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
tfxUnitsState *us = &fxMesa->unitsState;
if (us->alphaTestEnabled) {
- FX_grAlphaTestFunction(us->alphaTestFunc);
- FX_grAlphaTestReferenceValue(us->alphaTestRefValue);
+ GrAlpha_t ref = (GLint) (us->alphaTestRefValue * 255.0);
+ grAlphaTestFunction(us->alphaTestFunc - GL_NEVER + GR_CMP_NEVER);
+ grAlphaTestReferenceValue(ref);
}
else
- FX_grAlphaTestFunction(GR_CMP_ALWAYS);
+ grAlphaTestFunction(GR_CMP_ALWAYS);
}
/************************************************************************/
void
fxDDDepthFunc(GLcontext * ctx, GLenum func)
{
- fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx;
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
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;
+ if (us->depthTestFunc != func) {
+ us->depthTestFunc = func;
fxMesa->new_state |= FX_NEW_DEPTH;
}
-
}
void
fxDDDepthMask(GLcontext * ctx, GLboolean flag)
{
- fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx;
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
tfxUnitsState *us = &fxMesa->unitsState;
if (flag != us->depthMask) {
}
}
-static void
+void
fxSetupDepthTest(GLcontext * ctx)
{
- fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx;
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
tfxUnitsState *us = &fxMesa->unitsState;
if (us->depthTestEnabled) {
- FX_grDepthBufferFunction(us->depthTestFunc);
- FX_grDepthMask(us->depthMask);
+ grDepthBufferFunction(us->depthTestFunc - GL_NEVER + GR_CMP_NEVER);
+ grDepthMask(us->depthMask);
}
else {
- FX_grDepthBufferFunction(GR_CMP_ALWAYS);
- FX_grDepthMask(FXFALSE);
+ grDepthBufferFunction(GR_CMP_ALWAYS);
+ grDepthMask(FXFALSE);
+ }
+}
+
+/************************************************************************/
+/************************** Stencil SetUp *******************************/
+/************************************************************************/
+
+static GrStencil_t convertGLStencilOp( GLenum op )
+{
+ 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 */
+}
+
+void
+fxDDStencilFuncSeparate (GLcontext *ctx, GLenum face, GLenum func,
+ GLint ref, GLuint mask)
+{
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ tfxUnitsState *us = &fxMesa->unitsState;
+
+ if (ctx->Stencil.ActiveFace) {
+ return;
+ }
+
+ 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;
+ }
+}
+
+void
+fxDDStencilMaskSeparate (GLcontext *ctx, GLenum face, GLuint mask)
+{
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ tfxUnitsState *us = &fxMesa->unitsState;
+
+ if (ctx->Stencil.ActiveFace) {
+ return;
+ }
+
+ if (us->stencilWriteMask != mask) {
+ us->stencilWriteMask = mask;
+ fxMesa->new_state |= FX_NEW_STENCIL;
+ }
+}
+
+void
+fxDDStencilOpSeparate (GLcontext *ctx, GLenum face, GLenum sfail,
+ GLenum zfail, GLenum zpass)
+{
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ tfxUnitsState *us = &fxMesa->unitsState;
+
+ if (ctx->Stencil.ActiveFace) {
+ return;
+ }
+
+ 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) {
+ GrCmpFnc_t stencilFailFunc = GR_STENCILOP_KEEP;
+ GrCmpFnc_t stencilZFailFunc = GR_STENCILOP_KEEP;
+ GrCmpFnc_t stencilZPassFunc = GR_STENCILOP_KEEP;
+ if (!fxMesa->multipass) {
+ stencilFailFunc = convertGLStencilOp(us->stencilFailFunc);
+ stencilZFailFunc = convertGLStencilOp(us->stencilZFailFunc);
+ stencilZPassFunc = convertGLStencilOp(us->stencilZPassFunc);
+ }
+ grEnable(GR_STENCIL_MODE_EXT);
+ fxMesa->Glide.grStencilOpExt(stencilFailFunc,
+ stencilZFailFunc,
+ 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);
+ }
+}
+
+void
+fxSetupStencilFace (GLcontext * ctx, GLint face)
+{
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ tfxUnitsState *us = &fxMesa->unitsState;
+
+ if (us->stencilEnabled) {
+ GrCmpFnc_t stencilFailFunc = GR_STENCILOP_KEEP;
+ GrCmpFnc_t stencilZFailFunc = GR_STENCILOP_KEEP;
+ GrCmpFnc_t stencilZPassFunc = GR_STENCILOP_KEEP;
+ if (!fxMesa->multipass) {
+ stencilFailFunc = convertGLStencilOp(ctx->Stencil.FailFunc[face]);
+ stencilZFailFunc = convertGLStencilOp(ctx->Stencil.ZFailFunc[face]);
+ stencilZPassFunc = convertGLStencilOp(ctx->Stencil.ZPassFunc[face]);
+ }
+ grEnable(GR_STENCIL_MODE_EXT);
+ fxMesa->Glide.grStencilOpExt(stencilFailFunc,
+ stencilZFailFunc,
+ stencilZPassFunc);
+ fxMesa->Glide.grStencilFuncExt(ctx->Stencil.Function[face] - GL_NEVER + GR_CMP_NEVER,
+ ctx->Stencil.Ref[face],
+ ctx->Stencil.ValueMask[face]);
+ fxMesa->Glide.grStencilMaskExt(ctx->Stencil.WriteMask[face]);
+ } else {
+ grDisable(GR_STENCIL_MODE_EXT);
}
}
fxDDColorMask(GLcontext * ctx,
GLboolean r, GLboolean g, GLboolean b, GLboolean a)
{
- fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx;
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
fxMesa->new_state |= FX_NEW_COLOR_MASK;
(void) r;
(void) g;
(void) a;
}
-static void
+void
fxSetupColorMask(GLcontext * ctx)
{
fxMesaContext fxMesa = FX_CONTEXT(ctx);
- if (ctx->Color.DrawBuffer == GL_NONE) {
- FX_grColorMask(FXFALSE, FXFALSE);
+ 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 {
- FX_grColorMask(ctx->Color.ColorMask[RCOMP] ||
- ctx->Color.ColorMask[GCOMP] ||
- ctx->Color.ColorMask[BCOMP],
- ctx->Color.ColorMask[ACOMP] && fxMesa->haveAlphaBuffer);
+ /* 15/16 bpp mode */
+ grColorMask(ctx->Color.ColorMask[RCOMP] |
+ ctx->Color.ColorMask[GCOMP] |
+ ctx->Color.ColorMask[BCOMP],
+ ctx->Color.ColorMask[ACOMP] && fxMesa->haveHwAlpha);
}
}
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));
+ grFogColorValue(FXCOLOR4(col));
if (fxMesa->fogTableMode != ctx->Fog.Mode ||
fxMesa->fogDensity != ctx->Fog.Density ||
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);
fxMesa->fogEnd = ctx->Fog.End;
}
- FX_grFogTable(fxMesa->fogTable);
- FX_grFogMode(GR_FOG_WITH_TABLE);
+ 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 {
- FX_grFogMode(GR_FOG_DISABLE);
+ grFogMode(GR_FOG_DISABLE);
}
}
fxDDFogfv(GLcontext * ctx, GLenum pname, const GLfloat * params)
{
FX_CONTEXT(ctx)->new_state |= FX_NEW_FOG;
+ 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:
+ ;
+ }
}
/************************************************************************/
void
fxSetScissorValues(GLcontext * ctx)
{
- fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx;
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
int xmin, xmax;
- int ymin, ymax, check;
+ 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;
- check = 1;
+
+ 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;
- check = 0;
}
- 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);
+
+ fxMesa->clipMinX = xmin;
+ fxMesa->clipMinY = ymin;
+ fxMesa->clipMaxX = xmax;
+ fxMesa->clipMaxY = ymax;
+ grClipWindow(xmin, ymin, xmax, ymax);
}
-static void
+void
fxSetupScissor(GLcontext * ctx)
{
BEGIN_BOARD_LOCK();
}
-static void
+void
fxSetupCull(GLcontext * ctx)
{
- if (ctx->Polygon.CullFlag) {
+ 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)
- FX_CONTEXT(ctx)->cullMode = GR_CULL_NEGATIVE;
+ mode = GR_CULL_NEGATIVE;
else
- FX_CONTEXT(ctx)->cullMode = GR_CULL_POSITIVE;
+ mode = GR_CULL_POSITIVE;
break;
case GL_FRONT:
if (ctx->Polygon.FrontFace == GL_CCW)
- FX_CONTEXT(ctx)->cullMode = GR_CULL_POSITIVE;
+ mode = GR_CULL_POSITIVE;
else
- FX_CONTEXT(ctx)->cullMode = GR_CULL_NEGATIVE;
+ mode = GR_CULL_NEGATIVE;
break;
case GL_FRONT_AND_BACK:
- FX_CONTEXT(ctx)->cullMode = GR_CULL_DISABLE;
- break;
+ /* Handled as a fallback on triangles in tdfx_tris.c */
+ return;
default:
+ ASSERT(0);
break;
}
}
- else
- FX_CONTEXT(ctx)->cullMode = GR_CULL_DISABLE;
- FX_grCullMode(FX_CONTEXT(ctx)->cullMode);
+ if (fxMesa->cullMode != mode) {
+ fxMesa->cullMode = mode;
+ grCullMode(mode);
+ }
}
void
fxDDEnable(GLcontext * ctx, GLenum cap, GLboolean state)
{
- fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx;
+ 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) {
fxMesa->new_state |= FX_NEW_DEPTH;
}
break;
+ case GL_STENCIL_TEST:
+ if (fxMesa->haveHwStencil && state != us->stencilEnabled) {
+ us->stencilEnabled = state;
+ fxMesa->new_state |= FX_NEW_STENCIL;
+ }
+ break;
case GL_DITHER:
if (state) {
- FX_grDitherMode(GR_DITHER_4x4);
+ grDitherMode(GR_DITHER_4x4);
}
else {
- FX_grDitherMode(GR_DITHER_DISABLE);
+ grDitherMode(GR_DITHER_DISABLE);
}
break;
case GL_SCISSOR_TEST:
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;
}
}
-#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;
- }
- fxDDDepthMask(ctx, FALSE);
- }
- /* Enable Cc*Ct mode */
- /* XXX Set the Constant Color ? */
- fxDDEnable(ctx, GL_BLEND, GL_TRUE);
- fxDDBlendFunc(ctx, XXX, XXX);
- fxSetupTextureSingleTMU(ctx, XXX);
- fxSetupBlend(ctx);
- fxSetupDepthTest(ctx);
- break;
-
- case 2:
- /* Reset everything back to normal */
- fxMesa->unitsState = fxMesa->restoreUnitsState;
- fxMesa->setup_gone |= XXX;
- fxSetupTextureSingleTMU(ctx, XXX);
- 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(GLcontext * ctx, GLuint pass)
-{
- fxMesaContext fxMesa = FX_CONTEXT(ctx);
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- fxVertex *v = fxMesa->verts;
- fxVertex *last = fxMesa->verts + tnl->vb.Count;
-
- 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];
- }
-
- 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);
- }
-
- if (ctx->Texture.Unit[1].EnvMode == GL_MODULATE) {
- fxDDEnable(ctx, GL_BLEND, GL_TRUE);
- fxDDBlendFunc(ctx, GL_DST_COLOR, GL_ZERO);
- }
-
- fxSetupTextureSingleTMU(ctx, 1);
- fxSetupBlend(ctx);
- fxSetupDepthTest(ctx);
- break;
-
- case 2:
- /* Restore original state.
- */
- fxMesa->tmu_source[0] = 0;
- fxMesa->unitsState = fxMesa->restoreUnitsState;
- fxMesa->setup_gone |= SETUP_TMU0;
- fxSetupTextureSingleTMU(ctx, 0);
- fxSetupBlend(ctx);
- fxSetupDepthTest(ctx);
- break;
- }
-
- return pass == 1;
-}
/************************************************************************/
fx_print_state_flags(const char *msg, GLuint flags)
{
fprintf(stderr,
- "%s: (0x%x) %s%s%s%s%s%s%s\n",
+ "%s: (0x%x) %s%s%s%s%s%s%s%s\n",
msg,
flags,
(flags & FX_NEW_TEXTURING) ? "texture, " : "",
(flags & FX_NEW_FOG) ? "fog, " : "",
(flags & FX_NEW_SCISSOR) ? "scissor, " : "",
(flags & FX_NEW_COLOR_MASK) ? "colormask, " : "",
- (flags & FX_NEW_CULL) ? "cull, " : "");
+ (flags & FX_NEW_CULL) ? "cull, " : "",
+ (flags & FX_NEW_STENCIL) ? "stencil, " : "");
}
void
fxSetupFXUnits(GLcontext * ctx)
{
- fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx;
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
GLuint newstate = fxMesa->new_state;
- if (MESA_VERBOSE & VERBOSE_DRIVER)
- fx_print_state_flags("fxmesa: fxSetupFXUnits", newstate);
+ if (TDFX_DEBUG & VERBOSE_DRIVER)
+ fx_print_state_flags("fxSetupFXUnits", newstate);
if (newstate) {
if (newstate & FX_NEW_TEXTURING)
if (newstate & FX_NEW_DEPTH)
fxSetupDepthTest(ctx);
+ if (newstate & FX_NEW_STENCIL)
+ fxSetupStencil(ctx);
+
if (newstate & FX_NEW_FOG)
fxSetupFog(ctx);
if (newstate & FX_NEW_CULL)
fxSetupCull(ctx);
- fxMesa->draw_point = fxMesa->initial_point;
- fxMesa->draw_line = fxMesa->initial_line;
- fxMesa->draw_tri = fxMesa->initial_tri;
fxMesa->new_state = 0;
}
}
projects / mesa.git / blobdiff