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-rw-r--r--src/mesa/main/texgen.c610
1 files changed, 184 insertions, 426 deletions
diff --git a/src/mesa/main/texgen.c b/src/mesa/main/texgen.c
index 244c7aaafc..8c98ee3602 100644
--- a/src/mesa/main/texgen.c
+++ b/src/mesa/main/texgen.c
@@ -1,8 +1,9 @@
/*
* Mesa 3-D graphics library
- * Version: 7.1
+ * Version: 7.5
*
* Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
+ * Copyright (C) 2009 VMware, Inc. 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"),
@@ -34,15 +35,40 @@
#include "main/enums.h"
#include "main/macros.h"
#include "main/texgen.h"
-#include "math/m_xform.h"
+#include "math/m_matrix.h"
+#include "glapi/dispatch.h"
+#if FEATURE_texgen
+
+
+/**
+ * Return texgen state for given coordinate
+ */
+static struct gl_texgen *
+get_texgen(struct gl_texture_unit *texUnit, GLenum coord)
+{
+ switch (coord) {
+ case GL_S:
+ return &texUnit->GenS;
+ case GL_T:
+ return &texUnit->GenT;
+ case GL_R:
+ return &texUnit->GenR;
+ case GL_Q:
+ return &texUnit->GenQ;
+ default:
+ return NULL;
+ }
+}
+
void GLAPIENTRY
_mesa_TexGenfv( GLenum coord, GLenum pname, const GLfloat *params )
{
- GET_CURRENT_CONTEXT(ctx);
struct gl_texture_unit *texUnit;
+ struct gl_texgen *texgen;
+ GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
if (MESA_VERBOSE&(VERBOSE_API|VERBOSE_TEXTURE))
@@ -59,210 +85,79 @@ _mesa_TexGenfv( GLenum coord, GLenum pname, const GLfloat *params )
texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
- switch (coord) {
- case GL_S:
- if (pname==GL_TEXTURE_GEN_MODE) {
- GLenum mode = (GLenum) (GLint) *params;
- GLbitfield bits;
- switch (mode) {
- case GL_OBJECT_LINEAR:
- bits = TEXGEN_OBJ_LINEAR;
- break;
- case GL_EYE_LINEAR:
- bits = TEXGEN_EYE_LINEAR;
- break;
- case GL_REFLECTION_MAP_NV:
- bits = TEXGEN_REFLECTION_MAP_NV;
- break;
- case GL_NORMAL_MAP_NV:
- bits = TEXGEN_NORMAL_MAP_NV;
- break;
- case GL_SPHERE_MAP:
- bits = TEXGEN_SPHERE_MAP;
- break;
- default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glTexGenfv(param)" );
- return;
- }
- if (texUnit->GenModeS == mode)
- return;
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texUnit->GenModeS = mode;
- texUnit->_GenBitS = bits;
- }
- else if (pname==GL_OBJECT_PLANE) {
- if (TEST_EQ_4V(texUnit->ObjectPlaneS, params))
- return;
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- COPY_4FV(texUnit->ObjectPlaneS, params);
- }
- else if (pname==GL_EYE_PLANE) {
- GLfloat tmp[4];
- /* Transform plane equation by the inverse modelview matrix */
- if (_math_matrix_is_dirty(ctx->ModelviewMatrixStack.Top)) {
- _math_matrix_analyse( ctx->ModelviewMatrixStack.Top );
- }
- _mesa_transform_vector( tmp, params, ctx->ModelviewMatrixStack.Top->inv );
- if (TEST_EQ_4V(texUnit->EyePlaneS, tmp))
- return;
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- COPY_4FV(texUnit->EyePlaneS, tmp);
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glTexGenfv(pname)" );
- return;
- }
- break;
- case GL_T:
- if (pname==GL_TEXTURE_GEN_MODE) {
- GLenum mode = (GLenum) (GLint) *params;
- GLbitfield bitt;
- switch (mode) {
- case GL_OBJECT_LINEAR:
- bitt = TEXGEN_OBJ_LINEAR;
- break;
- case GL_EYE_LINEAR:
- bitt = TEXGEN_EYE_LINEAR;
- break;
- case GL_REFLECTION_MAP_NV:
- bitt = TEXGEN_REFLECTION_MAP_NV;
- break;
- case GL_NORMAL_MAP_NV:
- bitt = TEXGEN_NORMAL_MAP_NV;
- break;
- case GL_SPHERE_MAP:
- bitt = TEXGEN_SPHERE_MAP;
- break;
- default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glTexGenfv(param)" );
- return;
- }
- if (texUnit->GenModeT == mode)
- return;
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texUnit->GenModeT = mode;
- texUnit->_GenBitT = bitt;
- }
- else if (pname==GL_OBJECT_PLANE) {
- if (TEST_EQ_4V(texUnit->ObjectPlaneT, params))
- return;
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- COPY_4FV(texUnit->ObjectPlaneT, params);
- }
- else if (pname==GL_EYE_PLANE) {
- GLfloat tmp[4];
- /* Transform plane equation by the inverse modelview matrix */
- if (_math_matrix_is_dirty(ctx->ModelviewMatrixStack.Top)) {
- _math_matrix_analyse( ctx->ModelviewMatrixStack.Top );
- }
- _mesa_transform_vector( tmp, params, ctx->ModelviewMatrixStack.Top->inv );
- if (TEST_EQ_4V(texUnit->EyePlaneT, tmp))
- return;
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- COPY_4FV(texUnit->EyePlaneT, tmp);
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glTexGenfv(pname)" );
- return;
- }
- break;
- case GL_R:
- if (pname==GL_TEXTURE_GEN_MODE) {
- GLenum mode = (GLenum) (GLint) *params;
- GLbitfield bitr;
- switch (mode) {
- case GL_OBJECT_LINEAR:
- bitr = TEXGEN_OBJ_LINEAR;
- break;
- case GL_REFLECTION_MAP_NV:
- bitr = TEXGEN_REFLECTION_MAP_NV;
- break;
- case GL_NORMAL_MAP_NV:
- bitr = TEXGEN_NORMAL_MAP_NV;
- break;
- case GL_EYE_LINEAR:
- bitr = TEXGEN_EYE_LINEAR;
- break;
- default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glTexGenfv(param)" );
- return;
- }
- if (texUnit->GenModeR == mode)
- return;
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texUnit->GenModeR = mode;
- texUnit->_GenBitR = bitr;
- }
- else if (pname==GL_OBJECT_PLANE) {
- if (TEST_EQ_4V(texUnit->ObjectPlaneR, params))
- return;
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- COPY_4FV(texUnit->ObjectPlaneR, params);
- }
- else if (pname==GL_EYE_PLANE) {
- GLfloat tmp[4];
- /* Transform plane equation by the inverse modelview matrix */
- if (_math_matrix_is_dirty(ctx->ModelviewMatrixStack.Top)) {
- _math_matrix_analyse( ctx->ModelviewMatrixStack.Top );
- }
- _mesa_transform_vector( tmp, params, ctx->ModelviewMatrixStack.Top->inv );
- if (TEST_EQ_4V(texUnit->EyePlaneR, tmp))
- return;
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- COPY_4FV(texUnit->EyePlaneR, tmp);
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glTexGenfv(pname)" );
- return;
- }
- break;
- case GL_Q:
- if (pname==GL_TEXTURE_GEN_MODE) {
- GLenum mode = (GLenum) (GLint) *params;
- GLbitfield bitq;
- switch (mode) {
- case GL_OBJECT_LINEAR:
- bitq = TEXGEN_OBJ_LINEAR;
- break;
- case GL_EYE_LINEAR:
- bitq = TEXGEN_EYE_LINEAR;
- break;
- default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glTexGenfv(param)" );
- return;
- }
- if (texUnit->GenModeQ == mode)
- return;
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texUnit->GenModeQ = mode;
- texUnit->_GenBitQ = bitq;
- }
- else if (pname==GL_OBJECT_PLANE) {
- if (TEST_EQ_4V(texUnit->ObjectPlaneQ, params))
- return;
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- COPY_4FV(texUnit->ObjectPlaneQ, params);
- }
- else if (pname==GL_EYE_PLANE) {
- GLfloat tmp[4];
- /* Transform plane equation by the inverse modelview matrix */
- if (_math_matrix_is_dirty(ctx->ModelviewMatrixStack.Top)) {
- _math_matrix_analyse( ctx->ModelviewMatrixStack.Top );
- }
- _mesa_transform_vector( tmp, params, ctx->ModelviewMatrixStack.Top->inv );
- if (TEST_EQ_4V(texUnit->EyePlaneQ, tmp))
- return;
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- COPY_4FV(texUnit->EyePlaneQ, tmp);
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glTexGenfv(pname)" );
- return;
- }
- break;
- default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glTexGenfv(coord)" );
- return;
+ texgen = get_texgen(texUnit, coord);
+ if (!texgen) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glTexGen(coord)");
+ return;
+ }
+
+ switch (pname) {
+ case GL_TEXTURE_GEN_MODE:
+ {
+ GLenum mode = (GLenum) (GLint) params[0];
+ GLbitfield bit = 0x0;
+ if (texgen->Mode == mode)
+ return;
+ switch (mode) {
+ case GL_OBJECT_LINEAR:
+ bit = TEXGEN_OBJ_LINEAR;
+ break;
+ case GL_EYE_LINEAR:
+ bit = TEXGEN_EYE_LINEAR;
+ break;
+ case GL_SPHERE_MAP:
+ if (coord == GL_S || coord == GL_T)
+ bit = TEXGEN_SPHERE_MAP;
+ break;
+ case GL_REFLECTION_MAP_NV:
+ if (coord != GL_Q)
+ bit = TEXGEN_REFLECTION_MAP_NV;
+ break;
+ case GL_NORMAL_MAP_NV:
+ if (coord != GL_Q)
+ bit = TEXGEN_NORMAL_MAP_NV;
+ break;
+ default:
+ ; /* nop */
+ }
+ if (!bit) {
+ _mesa_error( ctx, GL_INVALID_ENUM, "glTexGenfv(param)" );
+ return;
+ }
+ FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ texgen->Mode = mode;
+ texgen->_ModeBit = bit;
+ }
+ break;
+
+ case GL_OBJECT_PLANE:
+ {
+ if (TEST_EQ_4V(texgen->ObjectPlane, params))
+ return;
+ FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ COPY_4FV(texgen->ObjectPlane, params);
+ }
+ break;
+
+ case GL_EYE_PLANE:
+ {
+ GLfloat tmp[4];
+ /* Transform plane equation by the inverse modelview matrix */
+ if (_math_matrix_is_dirty(ctx->ModelviewMatrixStack.Top)) {
+ _math_matrix_analyse(ctx->ModelviewMatrixStack.Top);
+ }
+ _mesa_transform_vector(tmp, params,
+ ctx->ModelviewMatrixStack.Top->inv);
+ if (TEST_EQ_4V(texgen->EyePlane, tmp))
+ return;
+ FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ COPY_4FV(texgen->EyePlane, tmp);
+ }
+ break;
+
+ default:
+ _mesa_error( ctx, GL_INVALID_ENUM, "glTexGenfv(pname)" );
+ return;
}
if (ctx->Driver.TexGen)
@@ -330,7 +225,8 @@ _mesa_TexGeni( GLenum coord, GLenum pname, GLint param )
void GLAPIENTRY
_mesa_GetTexGendv( GLenum coord, GLenum pname, GLdouble *params )
{
- const struct gl_texture_unit *texUnit;
+ struct gl_texture_unit *texUnit;
+ struct gl_texgen *texgen;
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
@@ -341,70 +237,24 @@ _mesa_GetTexGendv( GLenum coord, GLenum pname, GLdouble *params )
texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
- switch (coord) {
- case GL_S:
- if (pname==GL_TEXTURE_GEN_MODE) {
- params[0] = ENUM_TO_DOUBLE(texUnit->GenModeS);
- }
- else if (pname==GL_OBJECT_PLANE) {
- COPY_4V( params, texUnit->ObjectPlaneS );
- }
- else if (pname==GL_EYE_PLANE) {
- COPY_4V( params, texUnit->EyePlaneS );
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGendv(pname)" );
- return;
- }
- break;
- case GL_T:
- if (pname==GL_TEXTURE_GEN_MODE) {
- params[0] = ENUM_TO_DOUBLE(texUnit->GenModeT);
- }
- else if (pname==GL_OBJECT_PLANE) {
- COPY_4V( params, texUnit->ObjectPlaneT );
- }
- else if (pname==GL_EYE_PLANE) {
- COPY_4V( params, texUnit->EyePlaneT );
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGendv(pname)" );
- return;
- }
- break;
- case GL_R:
- if (pname==GL_TEXTURE_GEN_MODE) {
- params[0] = ENUM_TO_DOUBLE(texUnit->GenModeR);
- }
- else if (pname==GL_OBJECT_PLANE) {
- COPY_4V( params, texUnit->ObjectPlaneR );
- }
- else if (pname==GL_EYE_PLANE) {
- COPY_4V( params, texUnit->EyePlaneR );
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGendv(pname)" );
- return;
- }
- break;
- case GL_Q:
- if (pname==GL_TEXTURE_GEN_MODE) {
- params[0] = ENUM_TO_DOUBLE(texUnit->GenModeQ);
- }
- else if (pname==GL_OBJECT_PLANE) {
- COPY_4V( params, texUnit->ObjectPlaneQ );
- }
- else if (pname==GL_EYE_PLANE) {
- COPY_4V( params, texUnit->EyePlaneQ );
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGendv(pname)" );
- return;
- }
- break;
- default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGendv(coord)" );
- return;
+ texgen = get_texgen(texUnit, coord);
+ if (!texgen) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexGendv(coord)");
+ return;
+ }
+
+ switch (pname) {
+ case GL_TEXTURE_GEN_MODE:
+ params[0] = ENUM_TO_DOUBLE(texgen->Mode);
+ break;
+ case GL_OBJECT_PLANE:
+ COPY_4V(params, texgen->ObjectPlane);
+ break;
+ case GL_EYE_PLANE:
+ COPY_4V(params, texgen->EyePlane);
+ break;
+ default:
+ _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGendv(pname)" );
}
}
@@ -413,7 +263,8 @@ _mesa_GetTexGendv( GLenum coord, GLenum pname, GLdouble *params )
void GLAPIENTRY
_mesa_GetTexGenfv( GLenum coord, GLenum pname, GLfloat *params )
{
- const struct gl_texture_unit *texUnit;
+ struct gl_texture_unit *texUnit;
+ struct gl_texgen *texgen;
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
@@ -424,70 +275,24 @@ _mesa_GetTexGenfv( GLenum coord, GLenum pname, GLfloat *params )
texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
- switch (coord) {
- case GL_S:
- if (pname==GL_TEXTURE_GEN_MODE) {
- params[0] = ENUM_TO_FLOAT(texUnit->GenModeS);
- }
- else if (pname==GL_OBJECT_PLANE) {
- COPY_4V( params, texUnit->ObjectPlaneS );
- }
- else if (pname==GL_EYE_PLANE) {
- COPY_4V( params, texUnit->EyePlaneS );
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGenfv(pname)" );
- return;
- }
- break;
- case GL_T:
- if (pname==GL_TEXTURE_GEN_MODE) {
- params[0] = ENUM_TO_FLOAT(texUnit->GenModeT);
- }
- else if (pname==GL_OBJECT_PLANE) {
- COPY_4V( params, texUnit->ObjectPlaneT );
- }
- else if (pname==GL_EYE_PLANE) {
- COPY_4V( params, texUnit->EyePlaneT );
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGenfv(pname)" );
- return;
- }
- break;
- case GL_R:
- if (pname==GL_TEXTURE_GEN_MODE) {
- params[0] = ENUM_TO_FLOAT(texUnit->GenModeR);
- }
- else if (pname==GL_OBJECT_PLANE) {
- COPY_4V( params, texUnit->ObjectPlaneR );
- }
- else if (pname==GL_EYE_PLANE) {
- COPY_4V( params, texUnit->EyePlaneR );
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGenfv(pname)" );
- return;
- }
- break;
- case GL_Q:
- if (pname==GL_TEXTURE_GEN_MODE) {
- params[0] = ENUM_TO_FLOAT(texUnit->GenModeQ);
- }
- else if (pname==GL_OBJECT_PLANE) {
- COPY_4V( params, texUnit->ObjectPlaneQ );
- }
- else if (pname==GL_EYE_PLANE) {
- COPY_4V( params, texUnit->EyePlaneQ );
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGenfv(pname)" );
- return;
- }
- break;
- default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGenfv(coord)" );
- return;
+ texgen = get_texgen(texUnit, coord);
+ if (!texgen) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexGenfv(coord)");
+ return;
+ }
+
+ switch (pname) {
+ case GL_TEXTURE_GEN_MODE:
+ params[0] = ENUM_TO_FLOAT(texgen->Mode);
+ break;
+ case GL_OBJECT_PLANE:
+ COPY_4V(params, texgen->ObjectPlane);
+ break;
+ case GL_EYE_PLANE:
+ COPY_4V(params, texgen->EyePlane);
+ break;
+ default:
+ _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGenfv(pname)" );
}
}
@@ -496,7 +301,8 @@ _mesa_GetTexGenfv( GLenum coord, GLenum pname, GLfloat *params )
void GLAPIENTRY
_mesa_GetTexGeniv( GLenum coord, GLenum pname, GLint *params )
{
- const struct gl_texture_unit *texUnit;
+ struct gl_texture_unit *texUnit;
+ struct gl_texgen *texgen;
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
@@ -507,95 +313,47 @@ _mesa_GetTexGeniv( GLenum coord, GLenum pname, GLint *params )
texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
- switch (coord) {
- case GL_S:
- if (pname==GL_TEXTURE_GEN_MODE) {
- params[0] = texUnit->GenModeS;
- }
- else if (pname==GL_OBJECT_PLANE) {
- params[0] = (GLint) texUnit->ObjectPlaneS[0];
- params[1] = (GLint) texUnit->ObjectPlaneS[1];
- params[2] = (GLint) texUnit->ObjectPlaneS[2];
- params[3] = (GLint) texUnit->ObjectPlaneS[3];
- }
- else if (pname==GL_EYE_PLANE) {
- params[0] = (GLint) texUnit->EyePlaneS[0];
- params[1] = (GLint) texUnit->EyePlaneS[1];
- params[2] = (GLint) texUnit->EyePlaneS[2];
- params[3] = (GLint) texUnit->EyePlaneS[3];
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGeniv(pname)" );
- return;
- }
- break;
- case GL_T:
- if (pname==GL_TEXTURE_GEN_MODE) {
- params[0] = texUnit->GenModeT;
- }
- else if (pname==GL_OBJECT_PLANE) {
- params[0] = (GLint) texUnit->ObjectPlaneT[0];
- params[1] = (GLint) texUnit->ObjectPlaneT[1];
- params[2] = (GLint) texUnit->ObjectPlaneT[2];
- params[3] = (GLint) texUnit->ObjectPlaneT[3];
- }
- else if (pname==GL_EYE_PLANE) {
- params[0] = (GLint) texUnit->EyePlaneT[0];
- params[1] = (GLint) texUnit->EyePlaneT[1];
- params[2] = (GLint) texUnit->EyePlaneT[2];
- params[3] = (GLint) texUnit->EyePlaneT[3];
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGeniv(pname)" );
- return;
- }
- break;
- case GL_R:
- if (pname==GL_TEXTURE_GEN_MODE) {
- params[0] = texUnit->GenModeR;
- }
- else if (pname==GL_OBJECT_PLANE) {
- params[0] = (GLint) texUnit->ObjectPlaneR[0];
- params[1] = (GLint) texUnit->ObjectPlaneR[1];
- params[2] = (GLint) texUnit->ObjectPlaneR[2];
- params[3] = (GLint) texUnit->ObjectPlaneR[3];
- }
- else if (pname==GL_EYE_PLANE) {
- params[0] = (GLint) texUnit->EyePlaneR[0];
- params[1] = (GLint) texUnit->EyePlaneR[1];
- params[2] = (GLint) texUnit->EyePlaneR[2];
- params[3] = (GLint) texUnit->EyePlaneR[3];
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGeniv(pname)" );
- return;
- }
- break;
- case GL_Q:
- if (pname==GL_TEXTURE_GEN_MODE) {
- params[0] = texUnit->GenModeQ;
- }
- else if (pname==GL_OBJECT_PLANE) {
- params[0] = (GLint) texUnit->ObjectPlaneQ[0];
- params[1] = (GLint) texUnit->ObjectPlaneQ[1];
- params[2] = (GLint) texUnit->ObjectPlaneQ[2];
- params[3] = (GLint) texUnit->ObjectPlaneQ[3];
- }
- else if (pname==GL_EYE_PLANE) {
- params[0] = (GLint) texUnit->EyePlaneQ[0];
- params[1] = (GLint) texUnit->EyePlaneQ[1];
- params[2] = (GLint) texUnit->EyePlaneQ[2];
- params[3] = (GLint) texUnit->EyePlaneQ[3];
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGeniv(pname)" );
- return;
- }
- break;
- default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGeniv(coord)" );
- return;
+ texgen = get_texgen(texUnit, coord);
+ if (!texgen) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexGeniv(coord)");
+ return;
+ }
+
+ switch (pname) {
+ case GL_TEXTURE_GEN_MODE:
+ params[0] = texgen->Mode;
+ break;
+ case GL_OBJECT_PLANE:
+ params[0] = (GLint) texgen->ObjectPlane[0];
+ params[1] = (GLint) texgen->ObjectPlane[1];
+ params[2] = (GLint) texgen->ObjectPlane[2];
+ params[3] = (GLint) texgen->ObjectPlane[3];
+ break;
+ case GL_EYE_PLANE:
+ params[0] = (GLint) texgen->EyePlane[0];
+ params[1] = (GLint) texgen->EyePlane[1];
+ params[2] = (GLint) texgen->EyePlane[2];
+ params[3] = (GLint) texgen->EyePlane[3];
+ break;
+ default:
+ _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGeniv(pname)" );
}
}
+void
+_mesa_init_texgen_dispatch(struct _glapi_table *disp)
+{
+ SET_GetTexGendv(disp, _mesa_GetTexGendv);
+ SET_GetTexGenfv(disp, _mesa_GetTexGenfv);
+ SET_GetTexGeniv(disp, _mesa_GetTexGeniv);
+ SET_TexGend(disp, _mesa_TexGend);
+ SET_TexGendv(disp, _mesa_TexGendv);
+ SET_TexGenf(disp, _mesa_TexGenf);
+ SET_TexGenfv(disp, _mesa_TexGenfv);
+ SET_TexGeni(disp, _mesa_TexGeni);
+ SET_TexGeniv(disp, _mesa_TexGeniv);
+}
+
+
+#endif /* FEATURE_texgen */
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-29 09:16:17 +0000