diff options
Diffstat (limited to 'src/mesa/drivers/glide/fxsetup.h')
| -rw-r--r-- | src/mesa/drivers/glide/fxsetup.h | 850 |
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 9d337d4b0d..0000000000 --- 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; -} |