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-rw-r--r--src/mesa/drivers/glide/fxsetup.h850
1 files changed, 0 insertions, 850 deletions
diff --git a/src/mesa/drivers/glide/fxsetup.h b/src/mesa/drivers/glide/fxsetup.h
deleted file mode 100644
index 9d337d4b0db..00000000000
--- a/src/mesa/drivers/glide/fxsetup.h
+++ /dev/null
@@ -1,850 +0,0 @@
-/*
- * Mesa 3-D graphics library
- * Version: 4.0
- *
- * 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"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * 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.
- */
-
-/* Authors:
- * David Bucciarelli
- * Brian Paul
- * Daryll Strauss
- * Keith Whitwell
- * Daniel Borca
- * Hiroshi Morii
- */
-
-/* fxsetup.c - 3Dfx VooDoo rendering mode setup functions */
-/* This code belongs to fxsetup.c, but I didn't want to clutter
- * the original code with Napalm specifics, in order to keep things
- * clear -- especially for backward compatibility. I should have
- * put it into another .c file, but I didn't want to export so many
- * things...
- * The point is, Napalm uses a different technique for texture env.
- * SST1 Single texturing:
- * setup standard grTexCombine
- * fiddle with grColorCombine/grAlphaCombine
- * SST1 Multi texturing:
- * fiddle with grTexCombine/grColorCombine/grAlphaCombine
- * Napalm Single texturing:
- * setup standard grColorCombineExt/grAlphaCombineExt
- * fiddle with grTexColorCombine/grTexAlphaCombine
- * Napalm Multi texturing:
- * setup standard grColorCombineExt/grAlphaCombineExt
- * fiddle with grTexColorCombine/grTexAlphaCombine
- */
-
-/*
- * These macros are used below when handling COMBINE_EXT.
- */
-#define TEXENV_OPERAND_INVERTED(operand) \
- (((operand) == GL_ONE_MINUS_SRC_ALPHA) \
- || ((operand) == GL_ONE_MINUS_SRC_COLOR))
-#define TEXENV_OPERAND_ALPHA(operand) \
- (((operand) == GL_SRC_ALPHA) || ((operand) == GL_ONE_MINUS_SRC_ALPHA))
-#define TEXENV_SETUP_ARG_A(param, source, operand, iteratedAlpha) \
- switch (source) { \
- case GL_TEXTURE: \
- param = GR_CMBX_LOCAL_TEXTURE_ALPHA; \
- break; \
- case GL_CONSTANT_EXT: \
- param = GR_CMBX_TMU_CALPHA; \
- break; \
- case GL_PRIMARY_COLOR_EXT: \
- param = GR_CMBX_ITALPHA; \
- break; \
- case GL_PREVIOUS_EXT: \
- param = iteratedAlpha; \
- break; \
- default: \
- /* \
- * This is here just to keep from getting \
- * compiler warnings. \
- */ \
- param = GR_CMBX_ZERO; \
- break; \
- }
-
-#define TEXENV_SETUP_ARG_RGB(param, source, operand, iteratedColor, iteratedAlpha) \
- if (!TEXENV_OPERAND_ALPHA(operand)) { \
- switch (source) { \
- case GL_TEXTURE: \
- param = GR_CMBX_LOCAL_TEXTURE_RGB; \
- break; \
- case GL_CONSTANT_EXT: \
- param = GR_CMBX_TMU_CCOLOR; \
- break; \
- case GL_PRIMARY_COLOR_EXT: \
- param = GR_CMBX_ITRGB; \
- break; \
- case GL_PREVIOUS_EXT: \
- param = iteratedColor; \
- break; \
- default: \
- /* \
- * This is here just to keep from getting \
- * compiler warnings. \
- */ \
- param = GR_CMBX_ZERO; \
- break; \
- } \
- } else { \
- switch (source) { \
- case GL_TEXTURE: \
- param = GR_CMBX_LOCAL_TEXTURE_ALPHA; \
- break; \
- case GL_CONSTANT_EXT: \
- param = GR_CMBX_TMU_CALPHA; \
- break; \
- case GL_PRIMARY_COLOR_EXT: \
- param = GR_CMBX_ITALPHA; \
- break; \
- case GL_PREVIOUS_EXT: \
- param = iteratedAlpha; \
- break; \
- default: \
- /* \
- * This is here just to keep from getting \
- * compiler warnings. \
- */ \
- param = GR_CMBX_ZERO; \
- break; \
- } \
- }
-
-#define TEXENV_SETUP_MODE_RGB(param, operand) \
- switch (operand) { \
- case GL_SRC_COLOR: \
- case GL_SRC_ALPHA: \
- param = GR_FUNC_MODE_X; \
- break; \
- case GL_ONE_MINUS_SRC_ALPHA: \
- case GL_ONE_MINUS_SRC_COLOR: \
- param = GR_FUNC_MODE_ONE_MINUS_X; \
- break; \
- default: \
- param = GR_FUNC_MODE_ZERO; \
- break; \
- }
-
-#define TEXENV_SETUP_MODE_A(param, operand) \
- switch (operand) { \
- case GL_SRC_ALPHA: \
- param = GR_FUNC_MODE_X; \
- break; \
- case GL_ONE_MINUS_SRC_ALPHA: \
- param = GR_FUNC_MODE_ONE_MINUS_X; \
- break; \
- default: \
- param = GR_FUNC_MODE_ZERO; \
- break; \
- }
-
-static void
-fxSetupTextureEnvNapalm_NoLock(GLcontext * ctx, GLuint textureset, GLuint tmu, GLboolean iterated)
-{
- fxMesaContext fxMesa = FX_CONTEXT(ctx);
- const struct gl_texture_unit *texUnit = &ctx->Texture.Unit[textureset];
- struct tdfx_combine_alpha_ext alphaComb;
- struct tdfx_combine_color_ext colorComb;
- const GLfloat *envColor = texUnit->EnvColor;
- GrCombineLocal_t localc, locala; /* fragmentColor/Alpha */
- GLint ifmt;
- tfxTexInfo *ti;
- struct gl_texture_object *tObj = texUnit->_Current;
-
- if (TDFX_DEBUG & VERBOSE_DRIVER) {
- fprintf(stderr, "fxSetupTextureEnvNapalm_NoLock(unit %u, TMU %u, iterated %d)\n",
- textureset, tmu, iterated);
- }
-
- ti = fxTMGetTexInfo(tObj);
-
- ifmt = ti->baseLevelInternalFormat;
-
- if (iterated) {
- /* we don't have upstream TMU */
- locala = GR_CMBX_ITALPHA;
- localc = GR_CMBX_ITRGB;
- } else {
- /* we have upstream TMU */
- locala = GR_CMBX_OTHER_TEXTURE_ALPHA;
- localc = GR_CMBX_OTHER_TEXTURE_RGB;
- }
-
- alphaComb.InvertD = FXFALSE;
- alphaComb.Shift = 0;
- alphaComb.Invert = FXFALSE;
- colorComb.InvertD = FXFALSE;
- colorComb.Shift = 0;
- colorComb.Invert = FXFALSE;
-
- switch (texUnit->EnvMode) {
- case GL_DECAL:
- alphaComb.SourceA = locala;
- alphaComb.ModeA = GR_FUNC_MODE_X;
- alphaComb.SourceB = GR_CMBX_ZERO;
- alphaComb.ModeB = GR_FUNC_MODE_X;
- alphaComb.SourceC = GR_CMBX_ZERO;
- alphaComb.InvertC = FXTRUE;
- alphaComb.SourceD = GR_CMBX_ZERO;
-
- colorComb.SourceA = GR_CMBX_LOCAL_TEXTURE_RGB;
- colorComb.ModeA = GR_FUNC_MODE_X;
- colorComb.SourceB = localc;
- colorComb.ModeB = GR_FUNC_MODE_NEGATIVE_X;
- colorComb.SourceC = GR_CMBX_LOCAL_TEXTURE_ALPHA;
- colorComb.InvertC = FXFALSE;
- colorComb.SourceD = GR_CMBX_B;
- break;
- case GL_MODULATE:
- if (ifmt == GL_LUMINANCE || ifmt == GL_RGB) {
- alphaComb.SourceA = locala;
- alphaComb.ModeA = GR_FUNC_MODE_X;
- alphaComb.SourceB = GR_CMBX_ZERO;
- alphaComb.ModeB = GR_FUNC_MODE_X;
- alphaComb.SourceC = GR_CMBX_ZERO;
- alphaComb.InvertC = FXTRUE;
- alphaComb.SourceD = GR_CMBX_ZERO;
- } else {
- alphaComb.SourceA = locala;
- alphaComb.ModeA = GR_FUNC_MODE_X;
- alphaComb.SourceB = GR_CMBX_ZERO;
- alphaComb.ModeB = GR_FUNC_MODE_X;
- alphaComb.SourceC = GR_CMBX_LOCAL_TEXTURE_ALPHA;
- alphaComb.InvertC = FXFALSE;
- alphaComb.SourceD = GR_CMBX_ZERO;
- }
-
- if (ifmt == GL_ALPHA) {
- colorComb.SourceA = localc;
- colorComb.ModeA = GR_FUNC_MODE_X;
- colorComb.SourceB = GR_CMBX_ZERO;
- colorComb.ModeB = GR_FUNC_MODE_X;
- colorComb.SourceC = GR_CMBX_ZERO;
- colorComb.InvertC = FXTRUE;
- colorComb.SourceD = GR_CMBX_ZERO;
- } else {
- colorComb.SourceA = localc;
- colorComb.ModeA = GR_FUNC_MODE_X;
- colorComb.SourceB = GR_CMBX_ZERO;
- colorComb.ModeB = GR_FUNC_MODE_X;
- colorComb.SourceC = GR_CMBX_LOCAL_TEXTURE_RGB;
- colorComb.InvertC = FXFALSE;
- colorComb.SourceD = GR_CMBX_ZERO;
- }
- break;
- case GL_BLEND:
- if (ifmt == GL_INTENSITY) {
- alphaComb.SourceA = GR_CMBX_TMU_CALPHA;
- alphaComb.ModeA = GR_FUNC_MODE_X;
- alphaComb.SourceB = locala;
- alphaComb.ModeB = GR_FUNC_MODE_X;
- alphaComb.SourceC = GR_CMBX_LOCAL_TEXTURE_ALPHA;
- alphaComb.InvertC = FXFALSE;
- alphaComb.SourceD = GR_CMBX_ZERO;
- } else {
- alphaComb.SourceA = locala;
- alphaComb.ModeA = GR_FUNC_MODE_X;
- alphaComb.SourceB = GR_CMBX_ZERO;
- alphaComb.ModeB = GR_FUNC_MODE_X;
- alphaComb.SourceC = GR_CMBX_LOCAL_TEXTURE_ALPHA;
- alphaComb.InvertC = FXFALSE;
- alphaComb.SourceD = GR_CMBX_ZERO;
- }
-
- if (ifmt == GL_ALPHA) {
- colorComb.SourceA = localc;
- colorComb.ModeA = GR_FUNC_MODE_X;
- colorComb.SourceB = GR_CMBX_ZERO;
- colorComb.ModeB = GR_FUNC_MODE_X;
- colorComb.SourceC = GR_CMBX_ZERO;
- colorComb.InvertC = FXTRUE;
- colorComb.SourceD = GR_CMBX_ZERO;
- } else {
- colorComb.SourceA = GR_CMBX_TMU_CCOLOR;
- colorComb.ModeA = GR_FUNC_MODE_X;
- colorComb.SourceB = localc;
- colorComb.ModeB = GR_FUNC_MODE_NEGATIVE_X;
- colorComb.SourceC = GR_CMBX_LOCAL_TEXTURE_RGB;
- colorComb.InvertC = FXFALSE;
- colorComb.SourceD = GR_CMBX_B;
- }
-
- fxMesa->Glide.grConstantColorValueExt(tmu,
- (((GLuint)(envColor[0] * 255.0f)) ) |
- (((GLuint)(envColor[1] * 255.0f)) << 8) |
- (((GLuint)(envColor[2] * 255.0f)) << 16) |
- (((GLuint)(envColor[3] * 255.0f)) << 24));
- break;
- case GL_REPLACE:
- if (ifmt == GL_LUMINANCE || ifmt == GL_RGB) {
- alphaComb.SourceA = locala;
- alphaComb.ModeA = GR_FUNC_MODE_X;
- alphaComb.SourceB = GR_CMBX_ZERO;
- alphaComb.ModeB = GR_FUNC_MODE_X;
- alphaComb.SourceC = GR_CMBX_ZERO;
- alphaComb.InvertC = FXTRUE;
- alphaComb.SourceD = GR_CMBX_ZERO;
- } else {
- alphaComb.SourceA = GR_CMBX_LOCAL_TEXTURE_ALPHA;
- alphaComb.ModeA = GR_FUNC_MODE_X;
- alphaComb.SourceB = GR_CMBX_ZERO;
- alphaComb.ModeB = GR_FUNC_MODE_X;
- alphaComb.SourceC = GR_CMBX_ZERO;
- alphaComb.InvertC = FXTRUE;
- alphaComb.SourceD = GR_CMBX_ZERO;
- }
-
- if (ifmt == GL_ALPHA) {
- colorComb.SourceA = localc;
- colorComb.ModeA = GR_FUNC_MODE_X;
- colorComb.SourceB = GR_CMBX_ZERO;
- colorComb.ModeB = GR_FUNC_MODE_X;
- colorComb.SourceC = GR_CMBX_ZERO;
- colorComb.InvertC = FXTRUE;
- colorComb.SourceD = GR_CMBX_ZERO;
- } else {
- colorComb.SourceA = GR_CMBX_LOCAL_TEXTURE_RGB;
- colorComb.ModeA = GR_FUNC_MODE_X;
- colorComb.SourceB = GR_CMBX_ZERO;
- colorComb.ModeB = GR_FUNC_MODE_X;
- colorComb.SourceC = GR_CMBX_ZERO;
- colorComb.InvertC = FXTRUE;
- colorComb.SourceD = GR_CMBX_ZERO;
- }
- break;
- case GL_ADD:
- if (ifmt == GL_LUMINANCE || ifmt == GL_RGB) {
- alphaComb.SourceA = locala;
- alphaComb.ModeA = GR_FUNC_MODE_X;
- alphaComb.SourceB = GR_CMBX_ZERO;
- alphaComb.ModeB = GR_FUNC_MODE_X;
- alphaComb.SourceC = GR_CMBX_ZERO;
- alphaComb.InvertC = FXTRUE;
- alphaComb.SourceD = GR_CMBX_ZERO;
- } else if (ifmt == GL_INTENSITY) {
- alphaComb.SourceA = locala;
- alphaComb.ModeA = GR_FUNC_MODE_X;
- alphaComb.SourceB = GR_CMBX_LOCAL_TEXTURE_ALPHA;
- alphaComb.ModeB = GR_FUNC_MODE_X;
- alphaComb.SourceC = GR_CMBX_ZERO;
- alphaComb.InvertC = FXTRUE;
- alphaComb.SourceD = GR_CMBX_ZERO;
- } else {
- alphaComb.SourceA = locala;
- alphaComb.ModeA = GR_FUNC_MODE_X;
- alphaComb.SourceB = GR_CMBX_ZERO;
- alphaComb.ModeB = GR_FUNC_MODE_X;
- alphaComb.SourceC = GR_CMBX_LOCAL_TEXTURE_ALPHA;
- alphaComb.InvertC = FXFALSE;
- alphaComb.SourceD = GR_CMBX_ZERO;
- }
-
- if (ifmt == GL_ALPHA) {
- colorComb.SourceA = localc;
- colorComb.ModeA = GR_FUNC_MODE_X;
- colorComb.SourceB = GR_CMBX_ZERO;
- colorComb.ModeB = GR_FUNC_MODE_X;
- colorComb.SourceC = GR_CMBX_ZERO;
- colorComb.InvertC = FXTRUE;
- colorComb.SourceD = GR_CMBX_ZERO;
- } else {
- colorComb.SourceA = localc;
- colorComb.ModeA = GR_FUNC_MODE_X;
- colorComb.SourceB = GR_CMBX_LOCAL_TEXTURE_RGB;
- colorComb.ModeB = GR_FUNC_MODE_X;
- colorComb.SourceC = GR_CMBX_ZERO;
- colorComb.InvertC = FXTRUE;
- colorComb.SourceD = GR_CMBX_ZERO;
- }
- break;
- /* COMBINE_EXT */
- case GL_COMBINE_EXT:
- /* XXX todo - INCOMPLETE!!! */
- if (TDFX_DEBUG & (VERBOSE_DRIVER | VERBOSE_TEXTURE)) {
-#if 1
- fprintf(stderr, "COMBINE_EXT: %s + %s\n",
- _mesa_lookup_enum_by_nr(texUnit->Combine.ModeRGB),
- _mesa_lookup_enum_by_nr(texUnit->Combine.ModeA));
-#else
- fprintf(stderr, "Texture Unit %d\n", textureset);
- fprintf(stderr, " GL_TEXTURE_ENV_MODE = %s\n", _mesa_lookup_enum_by_nr(texUnit->EnvMode));
- fprintf(stderr, " GL_COMBINE_RGB = %s\n", _mesa_lookup_enum_by_nr(texUnit->Combine.ModeRGB));
- fprintf(stderr, " GL_COMBINE_ALPHA = %s\n", _mesa_lookup_enum_by_nr(texUnit->Combine.ModeA));
- fprintf(stderr, " GL_SOURCE0_RGB = %s\n", _mesa_lookup_enum_by_nr(texUnit->Combine.SourceRGB[0]));
- fprintf(stderr, " GL_SOURCE1_RGB = %s\n", _mesa_lookup_enum_by_nr(texUnit->Combine.SourceRGB[1]));
- fprintf(stderr, " GL_SOURCE2_RGB = %s\n", _mesa_lookup_enum_by_nr(texUnit->Combine.SourceRGB[2]));
- fprintf(stderr, " GL_SOURCE0_ALPHA = %s\n", _mesa_lookup_enum_by_nr(texUnit->Combine.SourceA[0]));
- fprintf(stderr, " GL_SOURCE1_ALPHA = %s\n", _mesa_lookup_enum_by_nr(texUnit->Combine.SourceA[1]));
- fprintf(stderr, " GL_SOURCE2_ALPHA = %s\n", _mesa_lookup_enum_by_nr(texUnit->Combine.SourceA[2]));
- fprintf(stderr, " GL_OPERAND0_RGB = %s\n", _mesa_lookup_enum_by_nr(texUnit->Combine.OperandRGB[0]));
- fprintf(stderr, " GL_OPERAND1_RGB = %s\n", _mesa_lookup_enum_by_nr(texUnit->Combine.OperandRGB[1]));
- fprintf(stderr, " GL_OPERAND2_RGB = %s\n", _mesa_lookup_enum_by_nr(texUnit->Combine.OperandRGB[2]));
- fprintf(stderr, " GL_OPERAND0_ALPHA = %s\n", _mesa_lookup_enum_by_nr(texUnit->Combine.OperandA[0]));
- fprintf(stderr, " GL_OPERAND1_ALPHA = %s\n", _mesa_lookup_enum_by_nr(texUnit->Combine.OperandA[1]));
- fprintf(stderr, " GL_OPERAND2_ALPHA = %s\n", _mesa_lookup_enum_by_nr(texUnit->Combine.OperandA[2]));
- fprintf(stderr, " GL_RGB_SCALE = %d\n", 1 << texUnit->Combine.ScaleShiftRGB);
- fprintf(stderr, " GL_ALPHA_SCALE = %d\n", 1 << texUnit->Combine.ScaleShiftA);
- fprintf(stderr, " GL_TEXTURE_ENV_COLOR = (%f, %f, %f, %f)\n", envColor[0], envColor[1], envColor[2], envColor[3]);
-#endif
- }
-
- alphaComb.Shift = texUnit->Combine.ScaleShiftA;
- colorComb.Shift = texUnit->Combine.ScaleShiftRGB;
-
- switch (texUnit->Combine.ModeRGB) {
- case GL_MODULATE:
- /* Arg0 * Arg1 == (A + 0) * C + 0 */
- TEXENV_SETUP_ARG_RGB(colorComb.SourceA,
- texUnit->Combine.SourceRGB[0],
- texUnit->Combine.OperandRGB[0],
- localc, locala);
- TEXENV_SETUP_MODE_RGB(colorComb.ModeA,
- texUnit->Combine.OperandRGB[0]);
- colorComb.SourceB = GR_CMBX_ZERO;
- colorComb.ModeB = GR_FUNC_MODE_ZERO;
- TEXENV_SETUP_ARG_RGB(colorComb.SourceC,
- texUnit->Combine.SourceRGB[1],
- texUnit->Combine.OperandRGB[1],
- localc, locala);
- colorComb.InvertC = TEXENV_OPERAND_INVERTED(
- texUnit->Combine.OperandRGB[1]);
- colorComb.SourceD = GR_CMBX_ZERO;
- break;
- case GL_REPLACE:
- /* Arg0 == (A + 0) * 1 + 0 */
- TEXENV_SETUP_ARG_RGB(colorComb.SourceA,
- texUnit->Combine.SourceRGB[0],
- texUnit->Combine.OperandRGB[0],
- localc, locala);
- TEXENV_SETUP_MODE_RGB(colorComb.ModeA,
- texUnit->Combine.OperandRGB[0]);
- colorComb.SourceB = GR_CMBX_ZERO;
- colorComb.ModeB = GR_FUNC_MODE_ZERO;
- colorComb.SourceC = GR_CMBX_ZERO;
- colorComb.InvertC = FXTRUE;
- colorComb.SourceD = GR_CMBX_ZERO;
- break;
- case GL_ADD:
- /* Arg0 + Arg1 = (A + B) * 1 + 0 */
- TEXENV_SETUP_ARG_RGB(colorComb.SourceA,
- texUnit->Combine.SourceRGB[0],
- texUnit->Combine.OperandRGB[0],
- localc, locala);
- TEXENV_SETUP_MODE_RGB(colorComb.ModeA,
- texUnit->Combine.OperandRGB[0]);
- TEXENV_SETUP_ARG_RGB(colorComb.SourceB,
- texUnit->Combine.SourceRGB[1],
- texUnit->Combine.OperandRGB[1],
- localc, locala);
- TEXENV_SETUP_MODE_RGB(colorComb.ModeB,
- texUnit->Combine.OperandRGB[1]);
- colorComb.SourceC = GR_CMBX_ZERO;
- colorComb.InvertC = FXTRUE;
- colorComb.SourceD = GR_CMBX_ZERO;
- break;
- case GL_INTERPOLATE_EXT:
- /* Arg0 * Arg2 + Arg1 * (1 - Arg2) ==
- * (Arg0 - Arg1) * Arg2 + Arg1 == (A - B) * C + D
- */
- TEXENV_SETUP_ARG_RGB(colorComb.SourceA,
- texUnit->Combine.SourceRGB[0],
- texUnit->Combine.OperandRGB[0],
- localc, locala);
- TEXENV_SETUP_MODE_RGB(colorComb.ModeA,
- texUnit->Combine.OperandRGB[0]);
- TEXENV_SETUP_ARG_RGB(colorComb.SourceB,
- texUnit->Combine.SourceRGB[1],
- texUnit->Combine.OperandRGB[1],
- localc, locala);
- if (TEXENV_OPERAND_INVERTED(texUnit->Combine.OperandRGB[1])) {
- /* Hack alert!!! This case is wrong!!! */
- fprintf(stderr, "COMBINE_EXT_color: WRONG!!!\n");
- colorComb.ModeB = GR_FUNC_MODE_NEGATIVE_X;
- } else {
- colorComb.ModeB = GR_FUNC_MODE_NEGATIVE_X;
- }
- /*
- * The Source/Operand for the C value must
- * specify some kind of alpha value.
- */
- TEXENV_SETUP_ARG_A(colorComb.SourceC,
- texUnit->Combine.SourceRGB[2],
- texUnit->Combine.OperandRGB[2],
- locala);
- colorComb.InvertC = FXFALSE;
- colorComb.SourceD = GR_CMBX_B;
- break;
- default:
- fprintf(stderr, "COMBINE_EXT_color: %s\n",
- _mesa_lookup_enum_by_nr(texUnit->Combine.ModeRGB));
- }
-
- switch (texUnit->Combine.ModeA) {
- case GL_MODULATE:
- /* Arg0 * Arg1 == (A + 0) * C + 0 */
- TEXENV_SETUP_ARG_A(alphaComb.SourceA,
- texUnit->Combine.SourceA[0],
- texUnit->Combine.OperandA[0],
- locala);
- TEXENV_SETUP_MODE_A(alphaComb.ModeA,
- texUnit->Combine.OperandA[0]);
- alphaComb.SourceB = GR_CMBX_ZERO;
- alphaComb.ModeB = GR_FUNC_MODE_ZERO;
- TEXENV_SETUP_ARG_A(alphaComb.SourceC,
- texUnit->Combine.SourceA[1],
- texUnit->Combine.OperandA[1],
- locala);
- alphaComb.InvertC = TEXENV_OPERAND_INVERTED(
- texUnit->Combine.OperandA[1]);
- alphaComb.SourceD = GR_CMBX_ZERO;
- break;
- case GL_REPLACE:
- /* Arg0 == (A + 0) * 1 + 0 */
- TEXENV_SETUP_ARG_A(alphaComb.SourceA,
- texUnit->Combine.SourceA[0],
- texUnit->Combine.OperandA[0],
- locala);
- TEXENV_SETUP_MODE_A(alphaComb.ModeA,
- texUnit->Combine.OperandA[0]);
- alphaComb.SourceB = GR_CMBX_ZERO;
- alphaComb.ModeB = GR_FUNC_MODE_ZERO;
- alphaComb.SourceC = GR_CMBX_ZERO;
- alphaComb.InvertC = FXTRUE;
- alphaComb.SourceD = GR_CMBX_ZERO;
- break;
- case GL_ADD:
- /* Arg0 + Arg1 = (A + B) * 1 + 0 */
- TEXENV_SETUP_ARG_A(alphaComb.SourceA,
- texUnit->Combine.SourceA[0],
- texUnit->Combine.OperandA[0],
- locala);
- TEXENV_SETUP_MODE_A(alphaComb.ModeA,
- texUnit->Combine.OperandA[0]);
- TEXENV_SETUP_ARG_A(alphaComb.SourceB,
- texUnit->Combine.SourceA[1],
- texUnit->Combine.OperandA[1],
- locala);
- TEXENV_SETUP_MODE_A(alphaComb.ModeB,
- texUnit->Combine.OperandA[1]);
- alphaComb.SourceC = GR_CMBX_ZERO;
- alphaComb.InvertC = FXTRUE;
- alphaComb.SourceD = GR_CMBX_ZERO;
- break;
- default:
- fprintf(stderr, "COMBINE_EXT_alpha: %s\n",
- _mesa_lookup_enum_by_nr(texUnit->Combine.ModeA));
- }
-
- fxMesa->Glide.grConstantColorValueExt(tmu,
- (((GLuint)(envColor[0] * 255.0f)) ) |
- (((GLuint)(envColor[1] * 255.0f)) << 8) |
- (((GLuint)(envColor[2] * 255.0f)) << 16) |
- (((GLuint)(envColor[3] * 255.0f)) << 24));
- break;
-
- default:
- if (TDFX_DEBUG & VERBOSE_DRIVER) {
- fprintf(stderr, "fxSetupTextureEnvNapalm_NoLock: %x Texture.EnvMode not yet supported\n",
- texUnit->EnvMode);
- }
- return;
- }
-
- /* On Napalm we simply put the color combine unit into passthrough mode
- * and do everything we need with the texture combine units. */
- fxMesa->Glide.grColorCombineExt(GR_CMBX_TEXTURE_RGB,
- GR_FUNC_MODE_X,
- GR_CMBX_ZERO,
- GR_FUNC_MODE_X,
- GR_CMBX_ZERO,
- FXTRUE,
- GR_CMBX_ZERO,
- FXFALSE,
- 0,
- FXFALSE);
- fxMesa->Glide.grAlphaCombineExt(GR_CMBX_TEXTURE_ALPHA,
- GR_FUNC_MODE_X,
- GR_CMBX_ZERO,
- GR_FUNC_MODE_X,
- GR_CMBX_ZERO,
- FXTRUE,
- GR_CMBX_ZERO,
- FXFALSE,
- 0,
- FXFALSE);
-
- fxMesa->Glide.grTexAlphaCombineExt(tmu,
- alphaComb.SourceA,
- alphaComb.ModeA,
- alphaComb.SourceB,
- alphaComb.ModeB,
- alphaComb.SourceC,
- alphaComb.InvertC,
- alphaComb.SourceD,
- alphaComb.InvertD,
- alphaComb.Shift,
- alphaComb.Invert);
- fxMesa->Glide.grTexColorCombineExt(tmu,
- colorComb.SourceA,
- colorComb.ModeA,
- colorComb.SourceB,
- colorComb.ModeB,
- colorComb.SourceC,
- colorComb.InvertC,
- colorComb.SourceD,
- colorComb.InvertD,
- colorComb.Shift,
- colorComb.Invert);
-}
-
-
-/************************* Single Texture Set ***************************/
-
-static void
-fxSelectSingleTMUSrcNapalm_NoLock(fxMesaContext fxMesa, GLint tmu, FxBool LODblend)
-{
- if (TDFX_DEBUG & VERBOSE_DRIVER) {
- fprintf(stderr, "fxSelectSingleTMUSrcNapalm_NoLock(%d, %d)\n", tmu, LODblend);
- }
-
- if (LODblend) {
- /* XXX todo - GR_CMBX_LOD_FRAC? */
- fxMesa->tmuSrc = FX_TMU_SPLIT;
- }
- else {
- if (tmu != FX_TMU1) {
- /* disable tex1 */
- if (fxMesa->haveTwoTMUs) {
- fxMesa->Glide.grTexAlphaCombineExt(FX_TMU1,
- GR_CMBX_ZERO,
- GR_FUNC_MODE_ZERO,
- GR_CMBX_ZERO,
- GR_FUNC_MODE_ZERO,
- GR_CMBX_ZERO,
- FXTRUE,
- GR_CMBX_ZERO,
- FXFALSE,
- 0,
- FXFALSE);
- fxMesa->Glide.grTexColorCombineExt(FX_TMU1,
- GR_CMBX_ZERO,
- GR_FUNC_MODE_ZERO,
- GR_CMBX_ZERO,
- GR_FUNC_MODE_ZERO,
- GR_CMBX_ZERO,
- FXTRUE,
- GR_CMBX_ZERO,
- FXFALSE,
- 0,
- FXFALSE);
- }
-
- fxMesa->tmuSrc = FX_TMU0;
- }
- else {
-#if 1
- grTexCombine(GR_TMU0,
- GR_COMBINE_FUNCTION_BLEND,
- GR_COMBINE_FACTOR_ONE,
- GR_COMBINE_FUNCTION_BLEND,
- GR_COMBINE_FACTOR_ONE,
- FXFALSE,
- FXFALSE);
-#else
- /* [dBorca] why, oh why? doesn't work! stupid Glide? */
- fxMesa->Glide.grTexAlphaCombineExt(FX_TMU0,
- GR_CMBX_OTHER_TEXTURE_ALPHA,
- GR_FUNC_MODE_X,
- GR_CMBX_ZERO,
- GR_FUNC_MODE_X,
- GR_CMBX_ZERO,
- FXTRUE,
- GR_CMBX_ZERO,
- FXFALSE,
- 0,
- FXFALSE);
- fxMesa->Glide.grTexColorCombineExt(FX_TMU0,
- GR_CMBX_OTHER_TEXTURE_RGB,
- GR_FUNC_MODE_X,
- GR_CMBX_ZERO,
- GR_FUNC_MODE_X,
- GR_CMBX_ZERO,
- FXTRUE,
- GR_CMBX_ZERO,
- FXFALSE,
- 0,
- FXFALSE);
-#endif
-
- fxMesa->tmuSrc = FX_TMU1;
- }
- }
-}
-
-static void
-fxSetupTextureSingleTMUNapalm_NoLock(GLcontext * ctx, GLuint textureset)
-{
- fxMesaContext fxMesa = FX_CONTEXT(ctx);
- GLuint unitsmode;
- tfxTexInfo *ti;
- struct gl_texture_object *tObj = ctx->Texture.Unit[textureset]._Current;
- int tmu;
-
- if (TDFX_DEBUG & VERBOSE_DRIVER) {
- fprintf(stderr, "fxSetupTextureSingleTMUNapalm_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)
- fxSelectSingleTMUSrcNapalm_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);
-
- if (TDFX_DEBUG & (VERBOSE_DRIVER | VERBOSE_TEXTURE))
- fprintf(stderr, "fxSetupTextureSingleTMUNapalm_NoLock: envmode is %s\n",
- _mesa_lookup_enum_by_nr(ctx->Texture.Unit[textureset].EnvMode));
-
- /* [dBorca] Hack alert:
- * what if we're in split mode? (LODBlend)
- * also should we update BOTH TMUs in FX_TMU_BOTH mode?
- */
- fxSetupTextureEnvNapalm_NoLock(ctx, textureset, tmu, GL_TRUE);
-}
-
-
-/************************* Double Texture Set ***************************/
-
-static void
-fxSetupTextureDoubleTMUNapalm_NoLock(GLcontext * ctx)
-{
- fxMesaContext fxMesa = FX_CONTEXT(ctx);
- tfxTexInfo *ti0, *ti1;
- struct gl_texture_object *tObj0 = ctx->Texture.Unit[1]._Current;
- struct gl_texture_object *tObj1 = ctx->Texture.Unit[0]._Current;
- GLuint unitsmode;
- int tmu0 = 0, tmu1 = 1;
-
- if (TDFX_DEBUG & VERBOSE_DRIVER) {
- fprintf(stderr, "fxSetupTextureDoubleTMUNapalm_NoLock(...)\n");
- }
-
- ti0 = fxTMGetTexInfo(tObj0);
- fxTexValidate(ctx, tObj0);
-
- ti1 = fxTMGetTexInfo(tObj1);
- fxTexValidate(ctx, tObj1);
-
- fxSetupDoubleTMU_NoLock(fxMesa, tObj0, tObj1);
-
- unitsmode = fxGetTexSetConfiguration(ctx, tObj0, tObj1);
-
-/* if(fxMesa->lastUnitsMode==unitsmode) */
-/* return; */
-
- fxMesa->lastUnitsMode = unitsmode;
-
- fxMesa->stw_hint_state |= GR_STWHINT_ST_DIFF_TMU1;
- FX_grHints_NoLock(GR_HINT_STWHINT, fxMesa->stw_hint_state);
-
- if (TDFX_DEBUG & (VERBOSE_DRIVER | VERBOSE_TEXTURE))
- fprintf(stderr, "fxSetupTextureDoubleTMUNapalm_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;
-
- /* OpenGL vs Glide texture pipeline */
- fxSetupTextureEnvNapalm_NoLock(ctx, 0, 1, GL_TRUE);
- fxSetupTextureEnvNapalm_NoLock(ctx, 1, 0, GL_FALSE);
-}
-
-/************************* No Texture ***************************/
-
-static void
-fxSetupTextureNoneNapalm_NoLock(GLcontext * ctx)
-{
- fxMesaContext fxMesa = FX_CONTEXT(ctx);
-
- if (TDFX_DEBUG & VERBOSE_DRIVER) {
- fprintf(stderr, "fxSetupTextureNoneNapalm_NoLock(...)\n");
- }
-
- /* the combiner formula is: (A + B) * C + D
- **
- ** a = tc_otherselect
- ** a_mode = tc_invert_other
- ** b = tc_localselect
- ** b_mode = tc_invert_local
- ** c = (tc_mselect, tc_mselect_7)
- ** d = (tc_add_clocal, tc_add_alocal)
- ** shift = tc_outshift
- ** invert = tc_invert_output
- */
-
- fxMesa->Glide.grColorCombineExt(GR_CMBX_ITRGB,
- GR_FUNC_MODE_X,
- GR_CMBX_ZERO,
- GR_FUNC_MODE_ZERO,
- GR_CMBX_ZERO,
- FXTRUE,
- GR_CMBX_ZERO,
- FXFALSE,
- 0,
- FXFALSE);
- fxMesa->Glide.grAlphaCombineExt(GR_CMBX_ITALPHA,
- GR_FUNC_MODE_X,
- GR_CMBX_ZERO,
- GR_FUNC_MODE_ZERO,
- GR_CMBX_ZERO,
- FXTRUE,
- GR_CMBX_ZERO,
- FXFALSE,
- 0,
- FXFALSE);
-
- fxMesa->lastUnitsMode = FX_UM_NONE;
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-15 21:44:47 +0000