From 943f0c6a41aa66705ffba90a55cf75296b0bde1d Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Tue, 21 Jan 2003 15:49:06 +0000 Subject: [PATCH] GL_ATI_texture_env_combine3 extension --- docs/RELNOTES-5.1 | 5 +- docs/VERSIONS | 5 +- include/GL/glext.h | 8 + src/mesa/main/enums.c | 11 +- src/mesa/main/extensions.c | 4 +- src/mesa/main/mtypes.h | 3 +- src/mesa/main/texstate.c | 256 +++++++++++++----------- src/mesa/swrast/s_texture.c | 374 ++++++++++++++++++++++++++++-------- 8 files changed, 462 insertions(+), 204 deletions(-) diff --git a/docs/RELNOTES-5.1 b/docs/RELNOTES-5.1 index 09786e0214b..a1ad9478025 100644 --- a/docs/RELNOTES-5.1 +++ b/docs/RELNOTES-5.1 @@ -18,6 +18,9 @@ Odd-numbered versions (such as 5.1) designate new developmental releases. New Features in Mesa 5.1 ------------------------ +GL_ATI_texture_env_combine3 extension + This adds a few new texture combine modes. + Contributed by Ian Romanick. @@ -49,4 +52,4 @@ driver call the _mesa_enable_1_4_extensions() function. ---------------------------------------------------------------------- -$Id: RELNOTES-5.1,v 1.1 2002/12/18 14:57:34 brianp Exp $ +$Id: RELNOTES-5.1,v 1.2 2003/01/21 15:50:24 brianp Exp $ diff --git a/docs/VERSIONS b/docs/VERSIONS index e1a8399b1f8..953485d254c 100644 --- a/docs/VERSIONS +++ b/docs/VERSIONS @@ -1,4 +1,4 @@ -$Id: VERSIONS,v 1.120 2002/12/18 14:56:59 brianp Exp $ +$Id: VERSIONS,v 1.121 2003/01/21 15:50:24 brianp Exp $ Mesa Version History @@ -1084,10 +1084,11 @@ Mesa Version History 5.1 Month day, 2003 New: - - + - GL_ATI_texture_env_combine3 extension (Ian Romanick) Bug fixes: - really enable OpenGL 1.4 features in DOS driver. - glAreProgramsResidentNV was slightly incorrect + - fixed issues in glDrawPixels and glCopyPixels for very wide images Changes: - dropped API trace feature (src/Trace/) diff --git a/include/GL/glext.h b/include/GL/glext.h index 245f100c706..7d1f396bbd4 100644 --- a/include/GL/glext.h +++ b/include/GL/glext.h @@ -2423,6 +2423,11 @@ extern "C" { #define GL_ACTIVE_STENCIL_FACE_EXT 0x8911 #endif +#ifndef GL_ATI_texture_env_combine3 +#define GL_MODULATE_ADD_ATI 0x8744 +#define GL_MODULATE_SIGNED_ADD_ATI 0x8745 +#define GL_MODULATE_SUBTRACT_ATI 0x8746 +#endif /*************************************************************/ @@ -5016,6 +5021,9 @@ GLAPI void APIENTRY glActiveStencilFaceEXT (GLenum); typedef void (APIENTRY * PFNGLACTIVESTENCILFACEEXTPROC) (GLenum face); #endif +#ifndef GL_ATI_texture_env_combine3 +#define GL_ATI_texture_env_combine3 1 +#endif #ifdef __cplusplus } diff --git a/src/mesa/main/enums.c b/src/mesa/main/enums.c index 7a080e9592f..1f95dec15cc 100644 --- a/src/mesa/main/enums.c +++ b/src/mesa/main/enums.c @@ -1,4 +1,4 @@ -/* $Id: enums.c,v 1.24 2002/10/29 20:28:45 brianp Exp $ */ +/* $Id: enums.c,v 1.25 2003/01/21 15:49:13 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -837,11 +837,16 @@ enum_elt all_enums[] = { "GL_DOT3_RGBA_EXT", 0x8741 }, /* GL_ARB_texture_env_dot3 */ - { "GL_DOT3_RGB_EXT", 0x86ae }, - { "GL_DOT3_RGBA_EXT", 0x86af }, + { "GL_DOT3_RGB_ARB", 0x86ae }, + { "GL_DOT3_RGBA_ARB", 0x86af }, /* GL_ARB_texture_border_clamp */ { "GL_CLAMP_TO_BORDER_ARB", 0x812D }, + + /* GL_ATI_texture_env_combine3 */ + { "GL_MODULATE_ADD_ATI", 0x8744 }, + { "GL_MODULATE_SIGNED_ADD_ATI", 0x8745 }, + { "GL_MODULATE_SUBTRACT_ATI", 0x8746 }, }; #define Elements(x) sizeof(x)/sizeof(*x) diff --git a/src/mesa/main/extensions.c b/src/mesa/main/extensions.c index 836216436cb..296308c4370 100644 --- a/src/mesa/main/extensions.c +++ b/src/mesa/main/extensions.c @@ -1,4 +1,4 @@ -/* $Id: extensions.c,v 1.86 2003/01/14 04:55:45 brianp Exp $ */ +/* $Id: extensions.c,v 1.87 2003/01/21 15:49:14 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -69,6 +69,7 @@ static struct { { ON, "GL_ARB_transpose_matrix", 0 }, { ON, "GL_ARB_window_pos", F(ARB_window_pos) }, { OFF, "GL_ATI_texture_mirror_once", F(ATI_texture_mirror_once)}, + { OFF, "GL_ATI_texture_env_combine3", F(ATI_texture_env_combine3)}, { ON, "GL_EXT_abgr", 0 }, { ON, "GL_EXT_bgra", 0 }, { OFF, "GL_EXT_blend_color", F(EXT_blend_color) }, @@ -157,6 +158,7 @@ _mesa_enable_sw_extensions(GLcontext *ctx) "GL_ARB_texture_env_crossbar", "GL_ARB_texture_env_dot3", "GL_ARB_texture_mirrored_repeat", + "GL_ATI_texture_env_combine3", "GL_ATI_texture_mirror_once", "GL_EXT_blend_color", "GL_EXT_blend_func_separate", diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h index dfb3f1255eb..353dc0d471b 100644 --- a/src/mesa/main/mtypes.h +++ b/src/mesa/main/mtypes.h @@ -1,4 +1,4 @@ -/* $Id: mtypes.h,v 1.98 2003/01/14 04:55:45 brianp Exp $ */ +/* $Id: mtypes.h,v 1.99 2003/01/21 15:49:15 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -1348,6 +1348,7 @@ struct gl_extensions { GLboolean ARB_texture_mirrored_repeat; GLboolean ARB_window_pos; GLboolean ATI_texture_mirror_once; + GLboolean ATI_texture_env_combine3; GLboolean EXT_blend_color; GLboolean EXT_blend_func_separate; GLboolean EXT_blend_logic_op; diff --git a/src/mesa/main/texstate.c b/src/mesa/main/texstate.c index b511b1a8d36..6762ee9ea91 100644 --- a/src/mesa/main/texstate.c +++ b/src/mesa/main/texstate.c @@ -1,4 +1,4 @@ -/* $Id: texstate.c,v 1.91 2003/01/16 15:22:13 brianp Exp $ */ +/* $Id: texstate.c,v 1.92 2003/01/21 15:49:17 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -171,7 +171,7 @@ _mesa_TexEnvfv( GLenum target, GLenum pname, const GLfloat *param ) mode == GL_DECAL || mode == GL_REPLACE || (mode == GL_ADD && ctx->Extensions.EXT_texture_env_add) || - (mode == GL_COMBINE_EXT && + (mode == GL_COMBINE && (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine))) { /* legal */ @@ -199,7 +199,7 @@ _mesa_TexEnvfv( GLenum target, GLenum pname, const GLfloat *param ) COPY_4FV(texUnit->EnvColor, tmp); } break; - case GL_COMBINE_RGB_EXT: + case GL_COMBINE_RGB: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { const GLenum mode = (GLenum) (GLint) *param; @@ -207,11 +207,11 @@ _mesa_TexEnvfv( GLenum target, GLenum pname, const GLfloat *param ) case GL_REPLACE: case GL_MODULATE: case GL_ADD: - case GL_ADD_SIGNED_EXT: - case GL_INTERPOLATE_EXT: + case GL_ADD_SIGNED: + case GL_INTERPOLATE: /* OK */ break; - case GL_SUBTRACT_ARB: + case GL_SUBTRACT: if (!ctx->Extensions.ARB_texture_env_combine) { TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", mode); return; @@ -224,13 +224,21 @@ _mesa_TexEnvfv( GLenum target, GLenum pname, const GLfloat *param ) return; } break; - case GL_DOT3_RGB_ARB: - case GL_DOT3_RGBA_ARB: + case GL_DOT3_RGB: + case GL_DOT3_RGBA: if (!ctx->Extensions.ARB_texture_env_dot3) { TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", mode); return; } break; + case GL_MODULATE_ADD_ATI: + case GL_MODULATE_SIGNED_ADD_ATI: + case GL_MODULATE_SUBTRACT_ATI: + if (!ctx->Extensions.ATI_texture_env_combine3) { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", mode); + return; + } + break; default: TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", mode); return; @@ -245,47 +253,63 @@ _mesa_TexEnvfv( GLenum target, GLenum pname, const GLfloat *param ) return; } break; - case GL_COMBINE_ALPHA_EXT: + case GL_COMBINE_ALPHA: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { const GLenum mode = (GLenum) (GLint) *param; - if (mode == GL_REPLACE || - mode == GL_MODULATE || - mode == GL_ADD || - mode == GL_ADD_SIGNED_EXT || - mode == GL_INTERPOLATE_EXT || - (mode == GL_SUBTRACT_ARB && - ctx->Extensions.ARB_texture_env_combine)) { - /* legal */ - if (texUnit->CombineModeA == mode) - return; - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texUnit->CombineModeA = mode; - } - else { - TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", mode); + switch (mode) { + case GL_REPLACE: + case GL_MODULATE: + case GL_ADD: + case GL_ADD_SIGNED: + case GL_INTERPOLATE: + /* OK */ + break; + case GL_SUBTRACT: + if (!ctx->Extensions.ARB_texture_env_combine) { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", mode); + return; + } + break; + case GL_MODULATE_ADD_ATI: + case GL_MODULATE_SIGNED_ADD_ATI: + case GL_MODULATE_SUBTRACT_ATI: + if (!ctx->Extensions.ATI_texture_env_combine3) { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", mode); + return; + } + break; + default: + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", mode); return; } + + if (texUnit->CombineModeA == mode) + return; + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texUnit->CombineModeA = mode; } else { TE_ERROR(GL_INVALID_ENUM, "glTexEnv(pname=%s)", pname); return; } break; - case GL_SOURCE0_RGB_EXT: - case GL_SOURCE1_RGB_EXT: - case GL_SOURCE2_RGB_EXT: + case GL_SOURCE0_RGB: + case GL_SOURCE1_RGB: + case GL_SOURCE2_RGB: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { const GLenum source = (GLenum) (GLint) *param; - const GLuint s = pname - GL_SOURCE0_RGB_EXT; + const GLuint s = pname - GL_SOURCE0_RGB; if (source == GL_TEXTURE || - source == GL_CONSTANT_EXT || - source == GL_PRIMARY_COLOR_EXT || - source == GL_PREVIOUS_EXT || + source == GL_CONSTANT || + source == GL_PRIMARY_COLOR || + source == GL_PREVIOUS || (ctx->Extensions.ARB_texture_env_crossbar && - source >= GL_TEXTURE0_ARB && - source < GL_TEXTURE0_ARB + ctx->Const.MaxTextureUnits)) { + source >= GL_TEXTURE0 && + source < GL_TEXTURE0 + ctx->Const.MaxTextureUnits) || + (ctx->Extensions.ATI_texture_env_combine3 && + (source == GL_ZERO || source == GL_ONE))) { /* legal */ if (texUnit->CombineSourceRGB[s] == source) return; @@ -302,20 +326,22 @@ _mesa_TexEnvfv( GLenum target, GLenum pname, const GLfloat *param ) return; } break; - case GL_SOURCE0_ALPHA_EXT: - case GL_SOURCE1_ALPHA_EXT: - case GL_SOURCE2_ALPHA_EXT: + case GL_SOURCE0_ALPHA: + case GL_SOURCE1_ALPHA: + case GL_SOURCE2_ALPHA: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { const GLenum source = (GLenum) (GLint) *param; - const GLuint s = pname - GL_SOURCE0_ALPHA_EXT; + const GLuint s = pname - GL_SOURCE0_ALPHA; if (source == GL_TEXTURE || - source == GL_CONSTANT_EXT || - source == GL_PRIMARY_COLOR_EXT || - source == GL_PREVIOUS_EXT || + source == GL_CONSTANT || + source == GL_PRIMARY_COLOR || + source == GL_PREVIOUS || (ctx->Extensions.ARB_texture_env_crossbar && - source >= GL_TEXTURE0_ARB && - source < GL_TEXTURE0_ARB + ctx->Const.MaxTextureUnits)) { + source >= GL_TEXTURE0 && + source < GL_TEXTURE0 + ctx->Const.MaxTextureUnits) || + (ctx->Extensions.ATI_texture_env_combine3 && + (source == GL_ZERO || source == GL_ONE))) { /* legal */ if (texUnit->CombineSourceA[s] == source) return; @@ -332,12 +358,12 @@ _mesa_TexEnvfv( GLenum target, GLenum pname, const GLfloat *param ) return; } break; - case GL_OPERAND0_RGB_EXT: - case GL_OPERAND1_RGB_EXT: + case GL_OPERAND0_RGB: + case GL_OPERAND1_RGB: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { const GLenum operand = (GLenum) (GLint) *param; - const GLuint s = pname - GL_OPERAND0_RGB_EXT; + const GLuint s = pname - GL_OPERAND0_RGB; switch (operand) { case GL_SRC_COLOR: case GL_ONE_MINUS_SRC_COLOR: @@ -358,19 +384,19 @@ _mesa_TexEnvfv( GLenum target, GLenum pname, const GLfloat *param ) return; } break; - case GL_OPERAND0_ALPHA_EXT: - case GL_OPERAND1_ALPHA_EXT: + case GL_OPERAND0_ALPHA: + case GL_OPERAND1_ALPHA: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { const GLenum operand = (GLenum) (GLint) *param; switch (operand) { case GL_SRC_ALPHA: case GL_ONE_MINUS_SRC_ALPHA: - if (texUnit->CombineOperandA[pname-GL_OPERAND0_ALPHA_EXT] == + if (texUnit->CombineOperandA[pname-GL_OPERAND0_ALPHA] == operand) return; FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texUnit->CombineOperandA[pname-GL_OPERAND0_ALPHA_EXT] = operand; + texUnit->CombineOperandA[pname-GL_OPERAND0_ALPHA] = operand; break; default: TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", operand); @@ -382,7 +408,7 @@ _mesa_TexEnvfv( GLenum target, GLenum pname, const GLfloat *param ) return; } break; - case GL_OPERAND2_RGB_EXT: + case GL_OPERAND2_RGB: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { const GLenum operand = (GLenum) (GLint) *param; @@ -405,7 +431,7 @@ _mesa_TexEnvfv( GLenum target, GLenum pname, const GLfloat *param ) return; } break; - case GL_OPERAND2_ALPHA_EXT: + case GL_OPERAND2_ALPHA: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { const GLenum operand = (GLenum) (GLint) *param; @@ -427,7 +453,7 @@ _mesa_TexEnvfv( GLenum target, GLenum pname, const GLfloat *param ) return; } break; - case GL_RGB_SCALE_EXT: + case GL_RGB_SCALE: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { GLuint newshift; @@ -604,7 +630,7 @@ _mesa_GetTexEnvfv( GLenum target, GLenum pname, GLfloat *params ) case GL_TEXTURE_ENV_COLOR: COPY_4FV( params, texUnit->EnvColor ); break; - case GL_COMBINE_RGB_EXT: + case GL_COMBINE_RGB: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLfloat) texUnit->CombineModeRGB; @@ -613,7 +639,7 @@ _mesa_GetTexEnvfv( GLenum target, GLenum pname, GLfloat *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)"); } break; - case GL_COMBINE_ALPHA_EXT: + case GL_COMBINE_ALPHA: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLfloat) texUnit->CombineModeA; @@ -622,7 +648,7 @@ _mesa_GetTexEnvfv( GLenum target, GLenum pname, GLfloat *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)"); } break; - case GL_SOURCE0_RGB_EXT: + case GL_SOURCE0_RGB: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLfloat) texUnit->CombineSourceRGB[0]; @@ -631,7 +657,7 @@ _mesa_GetTexEnvfv( GLenum target, GLenum pname, GLfloat *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)"); } break; - case GL_SOURCE1_RGB_EXT: + case GL_SOURCE1_RGB: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLfloat) texUnit->CombineSourceRGB[1]; @@ -640,7 +666,7 @@ _mesa_GetTexEnvfv( GLenum target, GLenum pname, GLfloat *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)"); } break; - case GL_SOURCE2_RGB_EXT: + case GL_SOURCE2_RGB: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLfloat) texUnit->CombineSourceRGB[2]; @@ -649,7 +675,7 @@ _mesa_GetTexEnvfv( GLenum target, GLenum pname, GLfloat *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)"); } break; - case GL_SOURCE0_ALPHA_EXT: + case GL_SOURCE0_ALPHA: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLfloat) texUnit->CombineSourceA[0]; @@ -658,7 +684,7 @@ _mesa_GetTexEnvfv( GLenum target, GLenum pname, GLfloat *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)"); } break; - case GL_SOURCE1_ALPHA_EXT: + case GL_SOURCE1_ALPHA: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLfloat) texUnit->CombineSourceA[1]; @@ -667,7 +693,7 @@ _mesa_GetTexEnvfv( GLenum target, GLenum pname, GLfloat *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)"); } break; - case GL_SOURCE2_ALPHA_EXT: + case GL_SOURCE2_ALPHA: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLfloat) texUnit->CombineSourceA[2]; @@ -676,7 +702,7 @@ _mesa_GetTexEnvfv( GLenum target, GLenum pname, GLfloat *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)"); } break; - case GL_OPERAND0_RGB_EXT: + case GL_OPERAND0_RGB: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLfloat) texUnit->CombineOperandRGB[0]; @@ -685,7 +711,7 @@ _mesa_GetTexEnvfv( GLenum target, GLenum pname, GLfloat *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)"); } break; - case GL_OPERAND1_RGB_EXT: + case GL_OPERAND1_RGB: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLfloat) texUnit->CombineOperandRGB[1]; @@ -694,7 +720,7 @@ _mesa_GetTexEnvfv( GLenum target, GLenum pname, GLfloat *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)"); } break; - case GL_OPERAND2_RGB_EXT: + case GL_OPERAND2_RGB: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLfloat) texUnit->CombineOperandRGB[2]; @@ -703,7 +729,7 @@ _mesa_GetTexEnvfv( GLenum target, GLenum pname, GLfloat *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)"); } break; - case GL_OPERAND0_ALPHA_EXT: + case GL_OPERAND0_ALPHA: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLfloat) texUnit->CombineOperandA[0]; @@ -712,7 +738,7 @@ _mesa_GetTexEnvfv( GLenum target, GLenum pname, GLfloat *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)"); } break; - case GL_OPERAND1_ALPHA_EXT: + case GL_OPERAND1_ALPHA: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLfloat) texUnit->CombineOperandA[1]; @@ -721,7 +747,7 @@ _mesa_GetTexEnvfv( GLenum target, GLenum pname, GLfloat *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)"); } break; - case GL_OPERAND2_ALPHA_EXT: + case GL_OPERAND2_ALPHA: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLfloat) texUnit->CombineOperandA[2]; @@ -730,7 +756,7 @@ _mesa_GetTexEnvfv( GLenum target, GLenum pname, GLfloat *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)"); } break; - case GL_RGB_SCALE_EXT: + case GL_RGB_SCALE: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { if (texUnit->CombineScaleShiftRGB == 0) @@ -817,7 +843,7 @@ _mesa_GetTexEnviv( GLenum target, GLenum pname, GLint *params ) params[2] = FLOAT_TO_INT( texUnit->EnvColor[2] ); params[3] = FLOAT_TO_INT( texUnit->EnvColor[3] ); break; - case GL_COMBINE_RGB_EXT: + case GL_COMBINE_RGB: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLint) texUnit->CombineModeRGB; @@ -826,7 +852,7 @@ _mesa_GetTexEnviv( GLenum target, GLenum pname, GLint *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)"); } break; - case GL_COMBINE_ALPHA_EXT: + case GL_COMBINE_ALPHA: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLint) texUnit->CombineModeA; @@ -835,7 +861,7 @@ _mesa_GetTexEnviv( GLenum target, GLenum pname, GLint *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)"); } break; - case GL_SOURCE0_RGB_EXT: + case GL_SOURCE0_RGB: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLint) texUnit->CombineSourceRGB[0]; @@ -844,7 +870,7 @@ _mesa_GetTexEnviv( GLenum target, GLenum pname, GLint *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)"); } break; - case GL_SOURCE1_RGB_EXT: + case GL_SOURCE1_RGB: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLint) texUnit->CombineSourceRGB[1]; @@ -853,7 +879,7 @@ _mesa_GetTexEnviv( GLenum target, GLenum pname, GLint *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)"); } break; - case GL_SOURCE2_RGB_EXT: + case GL_SOURCE2_RGB: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLint) texUnit->CombineSourceRGB[2]; @@ -862,7 +888,7 @@ _mesa_GetTexEnviv( GLenum target, GLenum pname, GLint *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)"); } break; - case GL_SOURCE0_ALPHA_EXT: + case GL_SOURCE0_ALPHA: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLint) texUnit->CombineSourceA[0]; @@ -871,7 +897,7 @@ _mesa_GetTexEnviv( GLenum target, GLenum pname, GLint *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)"); } break; - case GL_SOURCE1_ALPHA_EXT: + case GL_SOURCE1_ALPHA: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLint) texUnit->CombineSourceA[1]; @@ -880,7 +906,7 @@ _mesa_GetTexEnviv( GLenum target, GLenum pname, GLint *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)"); } break; - case GL_SOURCE2_ALPHA_EXT: + case GL_SOURCE2_ALPHA: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLint) texUnit->CombineSourceA[2]; @@ -889,7 +915,7 @@ _mesa_GetTexEnviv( GLenum target, GLenum pname, GLint *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)"); } break; - case GL_OPERAND0_RGB_EXT: + case GL_OPERAND0_RGB: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLint) texUnit->CombineOperandRGB[0]; @@ -898,7 +924,7 @@ _mesa_GetTexEnviv( GLenum target, GLenum pname, GLint *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)"); } break; - case GL_OPERAND1_RGB_EXT: + case GL_OPERAND1_RGB: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLint) texUnit->CombineOperandRGB[1]; @@ -907,7 +933,7 @@ _mesa_GetTexEnviv( GLenum target, GLenum pname, GLint *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)"); } break; - case GL_OPERAND2_RGB_EXT: + case GL_OPERAND2_RGB: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLint) texUnit->CombineOperandRGB[2]; @@ -916,7 +942,7 @@ _mesa_GetTexEnviv( GLenum target, GLenum pname, GLint *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)"); } break; - case GL_OPERAND0_ALPHA_EXT: + case GL_OPERAND0_ALPHA: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLint) texUnit->CombineOperandA[0]; @@ -925,7 +951,7 @@ _mesa_GetTexEnviv( GLenum target, GLenum pname, GLint *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)"); } break; - case GL_OPERAND1_ALPHA_EXT: + case GL_OPERAND1_ALPHA: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLint) texUnit->CombineOperandA[1]; @@ -934,7 +960,7 @@ _mesa_GetTexEnviv( GLenum target, GLenum pname, GLint *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)"); } break; - case GL_OPERAND2_ALPHA_EXT: + case GL_OPERAND2_ALPHA: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { *params = (GLint) texUnit->CombineOperandA[2]; @@ -943,7 +969,7 @@ _mesa_GetTexEnviv( GLenum target, GLenum pname, GLint *params ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)"); } break; - case GL_RGB_SCALE_EXT: + case GL_RGB_SCALE: if (ctx->Extensions.EXT_texture_env_combine || ctx->Extensions.ARB_texture_env_combine) { if (texUnit->CombineScaleShiftRGB == 0) @@ -1049,10 +1075,10 @@ _mesa_TexParameterfv( GLenum target, GLenum pname, const GLfloat *params ) case GL_TEXTURE_2D: texObj = texUnit->Current2D; break; - case GL_TEXTURE_3D_EXT: + case GL_TEXTURE_3D: texObj = texUnit->Current3D; break; - case GL_TEXTURE_CUBE_MAP_ARB: + case GL_TEXTURE_CUBE_MAP: if (!ctx->Extensions.ARB_texture_cube_map) { _mesa_error( ctx, GL_INVALID_ENUM, "glTexParameter(target)" ); return; @@ -1111,7 +1137,7 @@ _mesa_TexParameterfv( GLenum target, GLenum pname, const GLfloat *params ) if (texObj->WrapS == eparam) return; if (eparam == GL_CLAMP || eparam == GL_CLAMP_TO_EDGE || - (eparam == GL_CLAMP_TO_BORDER_ARB && + (eparam == GL_CLAMP_TO_BORDER && ctx->Extensions.ARB_texture_border_clamp)) { /* any texture target */ FLUSH_VERTICES(ctx, _NEW_TEXTURE); @@ -1119,7 +1145,7 @@ _mesa_TexParameterfv( GLenum target, GLenum pname, const GLfloat *params ) } else if (texObj->Target != GL_TEXTURE_RECTANGLE_NV && (eparam == GL_REPEAT || - (eparam == GL_MIRRORED_REPEAT_ARB && + (eparam == GL_MIRRORED_REPEAT && ctx->Extensions.ARB_texture_mirrored_repeat) || (eparam == GL_MIRROR_CLAMP_ATI && ctx->Extensions.ATI_texture_mirror_once) || @@ -1138,7 +1164,7 @@ _mesa_TexParameterfv( GLenum target, GLenum pname, const GLfloat *params ) if (texObj->WrapT == eparam) return; if (eparam == GL_CLAMP || eparam == GL_CLAMP_TO_EDGE || - (eparam == GL_CLAMP_TO_BORDER_ARB && + (eparam == GL_CLAMP_TO_BORDER && ctx->Extensions.ARB_texture_border_clamp)) { /* any texture target */ FLUSH_VERTICES(ctx, _NEW_TEXTURE); @@ -1146,7 +1172,7 @@ _mesa_TexParameterfv( GLenum target, GLenum pname, const GLfloat *params ) } else if (texObj->Target != GL_TEXTURE_RECTANGLE_NV && (eparam == GL_REPEAT || - (eparam == GL_MIRRORED_REPEAT_ARB && + (eparam == GL_MIRRORED_REPEAT && ctx->Extensions.ARB_texture_mirrored_repeat) || (eparam == GL_MIRROR_CLAMP_ATI && ctx->Extensions.ATI_texture_mirror_once) || @@ -1161,11 +1187,11 @@ _mesa_TexParameterfv( GLenum target, GLenum pname, const GLfloat *params ) return; } break; - case GL_TEXTURE_WRAP_R_EXT: + case GL_TEXTURE_WRAP_R: if (texObj->WrapR == eparam) return; if (eparam == GL_CLAMP || eparam == GL_CLAMP_TO_EDGE || - (eparam == GL_CLAMP_TO_BORDER_ARB && + (eparam == GL_CLAMP_TO_BORDER && ctx->Extensions.ARB_texture_border_clamp)) { /* any texture target */ FLUSH_VERTICES(ctx, _NEW_TEXTURE); @@ -1173,7 +1199,7 @@ _mesa_TexParameterfv( GLenum target, GLenum pname, const GLfloat *params ) } else if (texObj->Target != GL_TEXTURE_RECTANGLE_NV && (eparam == GL_REPEAT || - (eparam == GL_MIRRORED_REPEAT_ARB && + (eparam == GL_MIRRORED_REPEAT && ctx->Extensions.ARB_texture_mirrored_repeat) || (eparam == GL_MIRROR_CLAMP_ATI && ctx->Extensions.ATI_texture_mirror_once) || @@ -1433,14 +1459,14 @@ tex_image_dimensions(GLcontext *ctx, GLenum target) case GL_TEXTURE_3D: case GL_PROXY_TEXTURE_3D: return 3; - case GL_TEXTURE_CUBE_MAP_ARB: - case GL_PROXY_TEXTURE_CUBE_MAP_ARB: - case GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB: - case GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB: - case GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB: - case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB: - case GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB: - case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB: + case GL_TEXTURE_CUBE_MAP: + case GL_PROXY_TEXTURE_CUBE_MAP: + case GL_TEXTURE_CUBE_MAP_POSITIVE_X: + case GL_TEXTURE_CUBE_MAP_NEGATIVE_X: + case GL_TEXTURE_CUBE_MAP_POSITIVE_Y: + case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y: + case GL_TEXTURE_CUBE_MAP_POSITIVE_Z: + case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z: return ctx->Extensions.ARB_texture_cube_map ? 2 : 0; case GL_TEXTURE_RECTANGLE_NV: case GL_PROXY_TEXTURE_RECTANGLE_NV: @@ -1482,13 +1508,13 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level, case GL_PROXY_TEXTURE_3D: maxLevels = ctx->Const.Max3DTextureLevels; break; - case GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB: - case GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB: - case GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB: - case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB: - case GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB: - case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB: - case GL_PROXY_TEXTURE_CUBE_MAP_ARB: + case GL_TEXTURE_CUBE_MAP_POSITIVE_X: + case GL_TEXTURE_CUBE_MAP_NEGATIVE_X: + case GL_TEXTURE_CUBE_MAP_POSITIVE_Y: + case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y: + case GL_TEXTURE_CUBE_MAP_POSITIVE_Z: + case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z: + case GL_PROXY_TEXTURE_CUBE_MAP: maxLevels = ctx->Const.MaxCubeTextureLevels; break; case GL_TEXTURE_RECTANGLE_NV: @@ -1518,7 +1544,7 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level, isProxy = (target == GL_PROXY_TEXTURE_1D) || (target == GL_PROXY_TEXTURE_2D) || (target == GL_PROXY_TEXTURE_3D) || - (target == GL_PROXY_TEXTURE_CUBE_MAP_ARB) || + (target == GL_PROXY_TEXTURE_CUBE_MAP) || (target == GL_PROXY_TEXTURE_RECTANGLE_NV); switch (pname) { @@ -1597,7 +1623,7 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level, return; /* GL_ARB_texture_compression */ - case GL_TEXTURE_COMPRESSED_IMAGE_SIZE_ARB: + case GL_TEXTURE_COMPRESSED_IMAGE_SIZE: if (ctx->Extensions.ARB_texture_compression) { if (img->IsCompressed && !isProxy) *params = img->CompressedSize; @@ -1610,7 +1636,7 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level, "glGetTexLevelParameter[if]v(pname)"); } return; - case GL_TEXTURE_COMPRESSED_ARB: + case GL_TEXTURE_COMPRESSED: if (ctx->Extensions.ARB_texture_compression) { *params = (GLint) img->IsCompressed; } @@ -1655,7 +1681,7 @@ _mesa_GetTexParameterfv( GLenum target, GLenum pname, GLfloat *params ) case GL_TEXTURE_WRAP_T: *params = ENUM_TO_FLOAT(obj->WrapT); return; - case GL_TEXTURE_WRAP_R_EXT: + case GL_TEXTURE_WRAP_R: *params = ENUM_TO_FLOAT(obj->WrapR); return; case GL_TEXTURE_BORDER_COLOR: @@ -1772,7 +1798,7 @@ _mesa_GetTexParameteriv( GLenum target, GLenum pname, GLint *params ) case GL_TEXTURE_WRAP_T: *params = (GLint) obj->WrapT; return; - case GL_TEXTURE_WRAP_R_EXT: + case GL_TEXTURE_WRAP_R: *params = (GLint) obj->WrapR; return; case GL_TEXTURE_BORDER_COLOR: @@ -2420,7 +2446,7 @@ void _mesa_ActiveTextureARB( GLenum target ) { GET_CURRENT_CONTEXT(ctx); - GLuint texUnit = target - GL_TEXTURE0_ARB; + GLuint texUnit = target - GL_TEXTURE0; ASSERT_OUTSIDE_BEGIN_END(ctx); if (MESA_VERBOSE & (VERBOSE_API|VERBOSE_TEXTURE)) @@ -2429,7 +2455,7 @@ _mesa_ActiveTextureARB( GLenum target ) /* Cater for texture unit 0 is first, therefore use >= */ if (texUnit >= ctx->Const.MaxTextureUnits) { - _mesa_error(ctx, GL_INVALID_ENUM, "glActiveTextureARB(target)"); + _mesa_error(ctx, GL_INVALID_ENUM, "glActiveTexture(target)"); return; } @@ -2452,11 +2478,11 @@ void _mesa_ClientActiveTextureARB( GLenum target ) { GET_CURRENT_CONTEXT(ctx); - GLuint texUnit = target - GL_TEXTURE0_ARB; + GLuint texUnit = target - GL_TEXTURE0; ASSERT_OUTSIDE_BEGIN_END(ctx); if (texUnit > ctx->Const.MaxTextureUnits) { - _mesa_error(ctx, GL_INVALID_ENUM, "glClientActiveTextureARB(target)"); + _mesa_error(ctx, GL_INVALID_ENUM, "glClientActiveTexture(target)"); return; } diff --git a/src/mesa/swrast/s_texture.c b/src/mesa/swrast/s_texture.c index 60091e3743e..cd86c76bd3d 100644 --- a/src/mesa/swrast/s_texture.c +++ b/src/mesa/swrast/s_texture.c @@ -1,4 +1,4 @@ -/* $Id: s_texture.c,v 1.75 2002/11/12 19:27:24 brianp Exp $ */ +/* $Id: s_texture.c,v 1.76 2003/01/21 15:49:19 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -49,7 +49,7 @@ /* * Used to compute texel locations for linear sampling. * Input: - * wrapMode = GL_REPEAT, GL_CLAMP, GL_CLAMP_TO_EDGE, GL_CLAMP_TO_BORDER_ARB + * wrapMode = GL_REPEAT, GL_CLAMP, GL_CLAMP_TO_EDGE, GL_CLAMP_TO_BORDER * S = texcoord in [0,1] * SIZE = width (or height or depth) of texture * Output: @@ -78,7 +78,7 @@ if (I1 >= (GLint) SIZE) \ I1 = SIZE - 1; \ } \ - else if (wrapMode == GL_CLAMP_TO_BORDER_ARB) { \ + else if (wrapMode == GL_CLAMP_TO_BORDER) { \ const GLfloat min = -1.0F / (2.0F * SIZE); \ const GLfloat max = 1.0F - min; \ if (S <= min) \ @@ -91,7 +91,7 @@ I0 = IFLOOR(U); \ I1 = I0 + 1; \ } \ - else if (wrapMode == GL_MIRRORED_REPEAT_ARB) { \ + else if (wrapMode == GL_MIRRORED_REPEAT) { \ const GLint flr = IFLOOR(S); \ if (flr & 1) \ U = 1.0F - (S - (GLfloat) flr); /* flr is odd */ \ @@ -167,7 +167,7 @@ else \ I = IFLOOR(S * SIZE); \ } \ - else if (wrapMode == GL_CLAMP_TO_BORDER_ARB) { \ + else if (wrapMode == GL_CLAMP_TO_BORDER) { \ /* s limited to [min,max] */ \ /* i limited to [-1, size] */ \ const GLfloat min = -1.0F / (2.0F * SIZE); \ @@ -179,7 +179,7 @@ else \ I = IFLOOR(S * SIZE); \ } \ - else if (wrapMode == GL_MIRRORED_REPEAT_ARB) { \ + else if (wrapMode == GL_MIRRORED_REPEAT) { \ const GLfloat min = 1.0F / (2.0F * SIZE); \ const GLfloat max = 1.0F - min; \ const GLint flr = IFLOOR(S); \ @@ -465,7 +465,7 @@ sample_1d_nearest(GLcontext *ctx, i += img->Border; if (i < 0 || i >= (GLint) img->Width) { - /* Need this test for GL_CLAMP_TO_BORDER_ARB mode */ + /* Need this test for GL_CLAMP_TO_BORDER mode */ COPY_CHAN4(rgba, tObj->_BorderChan); } else { @@ -794,7 +794,7 @@ sample_2d_nearest(GLcontext *ctx, j += img->Border; if (i < 0 || i >= (GLint) img->Width || j < 0 || j >= (GLint) img->Height) { - /* Need this test for GL_CLAMP_TO_BORDER_ARB mode */ + /* Need this test for GL_CLAMP_TO_BORDER mode */ COPY_CHAN4(rgba, tObj->_BorderChan); } else { @@ -1382,7 +1382,7 @@ sample_3d_nearest(GLcontext *ctx, if (i < 0 || i >= (GLint) img->Width || j < 0 || j >= (GLint) img->Height || k < 0 || k >= (GLint) img->Depth) { - /* Need this test for GL_CLAMP_TO_BORDER_ARB mode */ + /* Need this test for GL_CLAMP_TO_BORDER mode */ COPY_CHAN4(rgba, tObj->_BorderChan); } else { @@ -2089,10 +2089,10 @@ sample_nearest_rect(GLcontext *ctx, GLuint texUnit, ASSERT(tObj->WrapS == GL_CLAMP || tObj->WrapS == GL_CLAMP_TO_EDGE || - tObj->WrapS == GL_CLAMP_TO_BORDER_ARB); + tObj->WrapS == GL_CLAMP_TO_BORDER); ASSERT(tObj->WrapT == GL_CLAMP || tObj->WrapT == GL_CLAMP_TO_EDGE || - tObj->WrapT == GL_CLAMP_TO_BORDER_ARB); + tObj->WrapT == GL_CLAMP_TO_BORDER); ASSERT(img->Format != GL_COLOR_INDEX); /* XXX move Wrap mode tests outside of loops for common cases */ @@ -2144,10 +2144,10 @@ sample_linear_rect(GLcontext *ctx, GLuint texUnit, ASSERT(tObj->WrapS == GL_CLAMP || tObj->WrapS == GL_CLAMP_TO_EDGE || - tObj->WrapS == GL_CLAMP_TO_BORDER_ARB); + tObj->WrapS == GL_CLAMP_TO_BORDER); ASSERT(tObj->WrapT == GL_CLAMP || tObj->WrapT == GL_CLAMP_TO_EDGE || - tObj->WrapT == GL_CLAMP_TO_BORDER_ARB); + tObj->WrapT == GL_CLAMP_TO_BORDER); ASSERT(img->Format != GL_COLOR_INDEX); /* XXX lots of opportunity for optimization in this loop */ @@ -2736,7 +2736,7 @@ _swrast_choose_texture_sample_func( GLcontext *ctx, GLuint texUnit, swrast->TextureSample[texUnit] = sample_nearest_3d; } break; - case GL_TEXTURE_CUBE_MAP_ARB: + case GL_TEXTURE_CUBE_MAP: if (needLambda) { swrast->TextureSample[texUnit] = sample_lambda_cube; } @@ -2773,14 +2773,16 @@ _swrast_choose_texture_sample_func( GLcontext *ctx, GLuint texUnit, /** * Do texture application for GL_ARB/EXT_texture_env_combine. - * Input: - * ctx - rendering context - * textureUnit - the texture unit to apply - * n - number of fragments to process (span width) - * primary_rgba - incoming fragment color array - * texelBuffer - pointer to texel colors for all texture units - * Input/Output: - * rgba - incoming colors, which get modified here + * This function also supports GL_{EXT,ARB}_texture_env_dot3 and + * GL_ATI_texture_env_combine3 + * + * \param ctx rendering context + * \param textureUnit the texture unit to apply + * \param n number of fragments to process (span width) + * \param primary_rgba incoming fragment color array + * \param texelBuffer pointer to texel colors for all texture units + * + * \param rgba incoming colors, which get modified here */ static INLINE void texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, @@ -2796,10 +2798,16 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, #if CHAN_TYPE == GL_FLOAT const GLchan RGBmult = (GLfloat) (1 << RGBshift); const GLchan Amult = (GLfloat) (1 << Ashift); + static const GLchan one[4] = { 1.0, 1.0, 1.0, 1.0 }; + static const GLchan zero[4] = { 0.0, 0.0, 0.0, 0.0 }; #else const GLint half = (CHAN_MAX + 1) / 2; + static const GLchan one[4] = { CHAN_MAX, CHAN_MAX, CHAN_MAX, CHAN_MAX }; + static const GLchan zero[4] = { 0, 0, 0, 0 }; #endif GLuint i, j; + GLuint numColorArgs; + GLuint numAlphaArgs; /* GLchan ccolor[3][4]; */ DEFMNARRAY(GLchan, ccolor, 3, 3 * MAX_WIDTH, 4); /* mac 32k limitation */ @@ -2823,54 +2831,70 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, /* * Do operand setup for up to 3 operands. Loop over the terms. */ - for (j = 0; j < 3; j++) { - const GLenum srcA = textureUnit->CombineSourceA[j]; + switch (textureUnit->CombineModeRGB) { + case GL_REPLACE: + numColorArgs = 1; + break; + case GL_MODULATE: + case GL_ADD: + case GL_ADD_SIGNED: + case GL_SUBTRACT: + case GL_DOT3_RGB: + case GL_DOT3_RGBA: + case GL_DOT3_RGB_EXT: + case GL_DOT3_RGBA_EXT: + numColorArgs = 2; + break; + case GL_INTERPOLATE: + case GL_MODULATE_ADD_ATI: + case GL_MODULATE_SIGNED_ADD_ATI: + case GL_MODULATE_SUBTRACT_ATI: + numColorArgs = 3; + break; + default: + numColorArgs = 0; + ASSERT(0); + break; + } + + switch (textureUnit->CombineModeA) { + case GL_REPLACE: + numAlphaArgs = 1; + break; + case GL_MODULATE: + case GL_ADD: + case GL_ADD_SIGNED: + case GL_SUBTRACT: + numAlphaArgs = 2; + break; + case GL_INTERPOLATE: + case GL_MODULATE_ADD_ATI: + case GL_MODULATE_SIGNED_ADD_ATI: + case GL_MODULATE_SUBTRACT_ATI: + numAlphaArgs = 3; + break; + default: + numAlphaArgs = 0; + ASSERT(0); + break; + } + + for (j = 0; j < numColorArgs; j++) { const GLenum srcRGB = textureUnit->CombineSourceRGB[j]; - switch (srcA) { - case GL_TEXTURE: - argA[j] = (const GLchan (*)[4]) - (texelBuffer + unit * (n * 4 * sizeof(GLchan))); - break; - case GL_PRIMARY_COLOR_EXT: - argA[j] = primary_rgba; - break; - case GL_PREVIOUS_EXT: - argA[j] = (const GLchan (*)[4]) rgba; - break; - case GL_CONSTANT_EXT: - { - GLchan alpha, (*c)[4] = ccolor[j]; - UNCLAMPED_FLOAT_TO_CHAN(alpha, textureUnit->EnvColor[3]); - for (i = 0; i < n; i++) - c[i][ACOMP] = alpha; - argA[j] = (const GLchan (*)[4]) ccolor[j]; - } - break; - default: - /* ARB_texture_env_crossbar source */ - { - const GLuint srcUnit = srcA - GL_TEXTURE0_ARB; - ASSERT(srcUnit < ctx->Const.MaxTextureUnits); - if (!ctx->Texture.Unit[srcUnit]._ReallyEnabled) - return; - argA[j] = (const GLchan (*)[4]) - (texelBuffer + srcUnit * (n * 4 * sizeof(GLchan))); - } - } switch (srcRGB) { case GL_TEXTURE: argRGB[j] = (const GLchan (*)[4]) (texelBuffer + unit * (n * 4 * sizeof(GLchan))); break; - case GL_PRIMARY_COLOR_EXT: + case GL_PRIMARY_COLOR: argRGB[j] = primary_rgba; break; - case GL_PREVIOUS_EXT: + case GL_PREVIOUS: argRGB[j] = (const GLchan (*)[4]) rgba; break; - case GL_CONSTANT_EXT: + case GL_CONSTANT: { GLchan (*c)[4] = ccolor[j]; GLchan red, green, blue, alpha; @@ -2887,10 +2911,18 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, argRGB[j] = (const GLchan (*)[4]) ccolor[j]; } break; + /* GL_ATI_texture_env_combine3 allows GL_ZERO & GL_ONE as sources. + */ + case GL_ZERO: + argRGB[j] = & zero; + break; + case GL_ONE: + argRGB[j] = & one; + break; default: /* ARB_texture_env_crossbar source */ { - const GLuint srcUnit = srcRGB - GL_TEXTURE0_ARB; + const GLuint srcUnit = srcRGB - GL_TEXTURE0; ASSERT(srcUnit < ctx->Const.MaxTextureUnits); if (!ctx->Texture.Unit[srcUnit]._ReallyEnabled) return; @@ -2929,6 +2961,51 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, } } } + } + + + for (j = 0; j < numAlphaArgs; j++) { + const GLenum srcA = textureUnit->CombineSourceA[j]; + + switch (srcA) { + case GL_TEXTURE: + argA[j] = (const GLchan (*)[4]) + (texelBuffer + unit * (n * 4 * sizeof(GLchan))); + break; + case GL_PRIMARY_COLOR: + argA[j] = primary_rgba; + break; + case GL_PREVIOUS: + argA[j] = (const GLchan (*)[4]) rgba; + break; + case GL_CONSTANT: + { + GLchan alpha, (*c)[4] = ccolor[j]; + UNCLAMPED_FLOAT_TO_CHAN(alpha, textureUnit->EnvColor[3]); + for (i = 0; i < n; i++) + c[i][ACOMP] = alpha; + argA[j] = (const GLchan (*)[4]) ccolor[j]; + } + break; + /* GL_ATI_texture_env_combine3 allows GL_ZERO & GL_ONE as sources. + */ + case GL_ZERO: + argA[j] = & zero; + break; + case GL_ONE: + argA[j] = & one; + break; + default: + /* ARB_texture_env_crossbar source */ + { + const GLuint srcUnit = srcA - GL_TEXTURE0; + ASSERT(srcUnit < ctx->Const.MaxTextureUnits); + if (!ctx->Texture.Unit[srcUnit]._ReallyEnabled) + return; + argA[j] = (const GLchan (*)[4]) + (texelBuffer + srcUnit * (n * 4 * sizeof(GLchan))); + } + } if (textureUnit->CombineOperandA[j] == GL_ONE_MINUS_SRC_ALPHA) { const GLchan (*src)[4] = argA[j]; @@ -2938,17 +3015,6 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, dst[i][ACOMP] = CHAN_MAX - src[i][ACOMP]; } } - - if (textureUnit->CombineModeRGB == GL_REPLACE && - textureUnit->CombineModeA == GL_REPLACE) { - break; /* done, we need only arg0 */ - } - - if (j == 1 && - textureUnit->CombineModeRGB != GL_INTERPOLATE_EXT && - textureUnit->CombineModeA != GL_INTERPOLATE_EXT) { - break; /* arg0 and arg1 are done. we don't need arg2. */ - } } /* @@ -3026,7 +3092,7 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, } } break; - case GL_ADD_SIGNED_EXT: + case GL_ADD_SIGNED: { const GLchan (*arg0)[4] = (const GLchan (*)[4]) argRGB[0]; const GLchan (*arg1)[4] = (const GLchan (*)[4]) argRGB[1]; @@ -3049,7 +3115,7 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, } } break; - case GL_INTERPOLATE_EXT: + case GL_INTERPOLATE: { const GLchan (*arg0)[4] = (const GLchan (*)[4]) argRGB[0]; const GLchan (*arg1)[4] = (const GLchan (*)[4]) argRGB[1]; @@ -3082,7 +3148,7 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, } } break; - case GL_SUBTRACT_ARB: + case GL_SUBTRACT: { const GLchan (*arg0)[4] = (const GLchan (*)[4]) argRGB[0]; const GLchan (*arg1)[4] = (const GLchan (*)[4]) argRGB[1]; @@ -3128,8 +3194,8 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, } } break; - case GL_DOT3_RGB_ARB: - case GL_DOT3_RGBA_ARB: + case GL_DOT3_RGB: + case GL_DOT3_RGBA: { /* DO scale the result by 1 2 or 4 */ const GLchan (*arg0)[4] = (const GLchan (*)[4]) argRGB[0]; @@ -3155,6 +3221,93 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, } } break; + case GL_MODULATE_ADD_ATI: + { + const GLchan (*arg0)[4] = (const GLchan (*)[4]) argRGB[0]; + const GLchan (*arg1)[4] = (const GLchan (*)[4]) argRGB[1]; + const GLchan (*arg2)[4] = (const GLchan (*)[4]) argRGB[2]; +#if CHAN_TYPE != GL_FLOAT + const GLint shift = CHAN_BITS - RGBshift; +#endif + for (i = 0; i < n; i++) { +#if CHAN_TYPE == GL_FLOAT + rgba[i][RCOMP] = ((arg0[i][RCOMP] * arg2[i][RCOMP]) + arg1[i][RCOMP]) * RGBmult; + rgba[i][GCOMP] = ((arg0[i][GCOMP] * arg2[i][GCOMP]) + arg1[i][GCOMP]) * RGBmult; + rgba[i][BCOMP] = ((arg0[i][BCOMP] * arg2[i][BCOMP]) + arg1[i][BCOMP]) * RGBmult; +#else + GLuint r = (PROD(arg0[i][RCOMP], arg2[i][RCOMP]) + + ((GLuint) arg1[i][RCOMP] << CHAN_BITS)) >> shift; + GLuint g = (PROD(arg0[i][GCOMP], arg2[i][GCOMP]) + + ((GLuint) arg1[i][GCOMP] << CHAN_BITS)) >> shift; + GLuint b = (PROD(arg0[i][BCOMP], arg2[i][BCOMP]) + + ((GLuint) arg1[i][BCOMP] << CHAN_BITS)) >> shift; + rgba[i][RCOMP] = (GLchan) MIN2(r, CHAN_MAX); + rgba[i][GCOMP] = (GLchan) MIN2(g, CHAN_MAX); + rgba[i][BCOMP] = (GLchan) MIN2(b, CHAN_MAX); +#endif + } + } + break; + case GL_MODULATE_SIGNED_ADD_ATI: + { + const GLchan (*arg0)[4] = (const GLchan (*)[4]) argRGB[0]; + const GLchan (*arg1)[4] = (const GLchan (*)[4]) argRGB[1]; + const GLchan (*arg2)[4] = (const GLchan (*)[4]) argRGB[2]; +#if CHAN_TYPE != GL_FLOAT + const GLint shift = CHAN_BITS - RGBshift; +#endif + for (i = 0; i < n; i++) { +#if CHAN_TYPE == GL_FLOAT + rgba[i][RCOMP] = ((arg0[i][RCOMP] * arg2[i][RCOMP]) + arg1[i][RCOMP] - 0.5) * RGBmult; + rgba[i][GCOMP] = ((arg0[i][GCOMP] * arg2[i][GCOMP]) + arg1[i][GCOMP] - 0.5) * RGBmult; + rgba[i][BCOMP] = ((arg0[i][BCOMP] * arg2[i][BCOMP]) + arg1[i][BCOMP] - 0.5) * RGBmult; +#else + GLint r = (S_PROD(arg0[i][RCOMP], arg2[i][RCOMP]) + + (((GLint) arg1[i][RCOMP] - half) << CHAN_BITS)) + >> shift; + GLint g = (S_PROD(arg0[i][GCOMP], arg2[i][GCOMP]) + + (((GLint) arg1[i][GCOMP] - half) << CHAN_BITS)) + >> shift; + GLint b = (S_PROD(arg0[i][BCOMP], arg2[i][BCOMP]) + + (((GLint) arg1[i][BCOMP] - half) << CHAN_BITS)) + >> shift; + rgba[i][RCOMP] = (GLchan) CLAMP(r, 0, CHAN_MAX); + rgba[i][GCOMP] = (GLchan) CLAMP(g, 0, CHAN_MAX); + rgba[i][BCOMP] = (GLchan) CLAMP(b, 0, CHAN_MAX); +#endif + } + } + break; + case GL_MODULATE_SUBTRACT_ATI: + { + const GLchan (*arg0)[4] = (const GLchan (*)[4]) argRGB[0]; + const GLchan (*arg1)[4] = (const GLchan (*)[4]) argRGB[1]; + const GLchan (*arg2)[4] = (const GLchan (*)[4]) argRGB[2]; +#if CHAN_TYPE != GL_FLOAT + const GLint shift = CHAN_BITS - RGBshift; +#endif + for (i = 0; i < n; i++) { +#if CHAN_TYPE == GL_FLOAT + rgba[i][RCOMP] = ((arg0[i][RCOMP] * arg2[i][RCOMP]) - arg1[i][RCOMP]) * RGBmult; + rgba[i][GCOMP] = ((arg0[i][GCOMP] * arg2[i][GCOMP]) - arg1[i][GCOMP]) * RGBmult; + rgba[i][BCOMP] = ((arg0[i][BCOMP] * arg2[i][BCOMP]) - arg1[i][BCOMP]) * RGBmult; +#else + GLint r = (S_PROD(arg0[i][RCOMP], arg2[i][RCOMP]) + - ((GLint) arg1[i][RCOMP] << CHAN_BITS)) + >> shift; + GLint g = (S_PROD(arg0[i][GCOMP], arg2[i][GCOMP]) + - ((GLint) arg1[i][GCOMP] << CHAN_BITS)) + >> shift; + GLint b = (S_PROD(arg0[i][BCOMP], arg2[i][BCOMP]) + - ((GLint) arg1[i][BCOMP] << CHAN_BITS)) + >> shift; + rgba[i][RCOMP] = (GLchan) CLAMP(r, 0, CHAN_MAX); + rgba[i][GCOMP] = (GLchan) CLAMP(g, 0, CHAN_MAX); + rgba[i][BCOMP] = (GLchan) CLAMP(b, 0, CHAN_MAX); +#endif + } + } + break; default: _mesa_problem(ctx, "invalid combine mode"); } @@ -3211,7 +3364,7 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, } } break; - case GL_ADD_SIGNED_EXT: + case GL_ADD_SIGNED: { const GLchan (*arg0)[4] = (const GLchan (*)[4]) argA[0]; const GLchan (*arg1)[4] = (const GLchan (*)[4]) argA[1]; @@ -3226,7 +3379,7 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, } } break; - case GL_INTERPOLATE_EXT: + case GL_INTERPOLATE: { const GLchan (*arg0)[4] = (const GLchan (*)[4]) argA[0]; const GLchan (*arg1)[4] = (const GLchan (*)[4]) argA[1]; @@ -3248,7 +3401,7 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, } } break; - case GL_SUBTRACT_ARB: + case GL_SUBTRACT: { const GLchan (*arg0)[4] = (const GLchan (*)[4]) argA[0]; const GLchan (*arg1)[4] = (const GLchan (*)[4]) argA[1]; @@ -3262,7 +3415,66 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, } } break; - + case GL_MODULATE_ADD_ATI: + { + const GLchan (*arg0)[4] = (const GLchan (*)[4]) argA[0]; + const GLchan (*arg1)[4] = (const GLchan (*)[4]) argA[1]; + const GLchan (*arg2)[4] = (const GLchan (*)[4]) argA[2]; +#if CHAN_TYPE != GL_FLOAT + const GLint shift = CHAN_BITS - Ashift; +#endif + for (i = 0; i < n; i++) { +#if CHAN_TYPE == GL_FLOAT + rgba[i][ACOMP] = ((arg0[i][ACOMP] * arg2[i][ACOMP]) + arg1[i][ACOMP]) * Amult; +#else + GLuint a = (PROD(arg0[i][ACOMP], arg2[i][ACOMP]) + + ((GLuint) arg1[i][ACOMP] << CHAN_BITS)) + >> shift; + rgba[i][ACOMP] = (GLchan) CLAMP(a, 0, CHAN_MAX); +#endif + } + } + break; + case GL_MODULATE_SIGNED_ADD_ATI: + { + const GLchan (*arg0)[4] = (const GLchan (*)[4]) argA[0]; + const GLchan (*arg1)[4] = (const GLchan (*)[4]) argA[1]; + const GLchan (*arg2)[4] = (const GLchan (*)[4]) argA[2]; +#if CHAN_TYPE != GL_FLOAT + const GLint shift = CHAN_BITS - Ashift; +#endif + for (i = 0; i < n; i++) { +#if CHAN_TYPE == GL_FLOAT + rgba[i][ACOMP] = ((arg0[i][ACOMP] * arg2[i][ACOMP]) + arg1[i][ACOMP] - 0.5F) * Amult; +#else + GLint a = (S_PROD(arg0[i][ACOMP], arg2[i][ACOMP]) + + (((GLint) arg1[i][ACOMP] - half) << CHAN_BITS)) + >> shift; + rgba[i][ACOMP] = (GLchan) CLAMP(a, 0, CHAN_MAX); +#endif + } + } + break; + case GL_MODULATE_SUBTRACT_ATI: + { + const GLchan (*arg0)[4] = (const GLchan (*)[4]) argA[0]; + const GLchan (*arg1)[4] = (const GLchan (*)[4]) argA[1]; + const GLchan (*arg2)[4] = (const GLchan (*)[4]) argA[2]; +#if CHAN_TYPE != GL_FLOAT + const GLint shift = CHAN_BITS - Ashift; +#endif + for (i = 0; i < n; i++) { +#if CHAN_TYPE == GL_FLOAT + rgba[i][ACOMP] = ((arg0[i][ACOMP] * arg2[i][ACOMP]) - arg1[i][ACOMP]) * Amult; +#else + GLint a = (S_PROD(arg0[i][ACOMP], arg2[i][ACOMP]) + - ((GLint) arg1[i][ACOMP] << CHAN_BITS)) + >> shift; + rgba[i][ACOMP] = (GLchan) CLAMP(a, 0, CHAN_MAX); +#endif + } + } + break; default: _mesa_problem(ctx, "invalid combine mode"); } @@ -3273,7 +3485,7 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, * GL_DOT3. */ if (textureUnit->CombineModeRGB == GL_DOT3_RGBA_EXT || - textureUnit->CombineModeRGB == GL_DOT3_RGBA_ARB) { + textureUnit->CombineModeRGB == GL_DOT3_RGBA) { for (i = 0; i < n; i++) { rgba[i][ACOMP] = rgba[i][RCOMP]; } @@ -3715,7 +3927,7 @@ _swrast_texture_span( GLcontext *ctx, struct sw_span *span ) for (unit = 0; unit < ctx->Const.MaxTextureUnits; unit++) { if (ctx->Texture.Unit[unit]._ReallyEnabled) { const struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit]; - if (texUnit->EnvMode == GL_COMBINE_EXT) { + if (texUnit->EnvMode == GL_COMBINE) { /* GL_ARB/EXT_texture_env_combine */ texture_combine( ctx, unit, span->end, (CONST GLchan (*)[4]) primary_rgba, -- 2.30.2