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-rw-r--r--src/mesa/main/texgen.c601
1 files changed, 601 insertions, 0 deletions
diff --git a/src/mesa/main/texgen.c b/src/mesa/main/texgen.c
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+++ b/src/mesa/main/texgen.c
@@ -0,0 +1,601 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.1
+ *
+ * Copyright (C) 1999-2008 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.
+ */
+
+/**
+ * \file texgen.c
+ *
+ * glTexGen-related functions
+ */
+
+
+#include "main/glheader.h"
+#include "main/context.h"
+#include "main/enums.h"
+#include "main/macros.h"
+#include "main/texgen.h"
+#include "math/m_xform.h"
+
+
+
+void GLAPIENTRY
+_mesa_TexGenfv( GLenum coord, GLenum pname, const GLfloat *params )
+{
+ GET_CURRENT_CONTEXT(ctx);
+ struct gl_texture_unit *texUnit;
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ if (MESA_VERBOSE&(VERBOSE_API|VERBOSE_TEXTURE))
+ _mesa_debug(ctx, "glTexGen %s %s %.1f(%s)...\n",
+ _mesa_lookup_enum_by_nr(coord),
+ _mesa_lookup_enum_by_nr(pname),
+ *params,
+ _mesa_lookup_enum_by_nr((GLenum) (GLint) *params));
+
+ if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureCoordUnits) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glTexGen(current unit)");
+ return;
+ }
+
+ 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;
+ }
+
+ if (ctx->Driver.TexGen)
+ ctx->Driver.TexGen( ctx, coord, pname, params );
+}
+
+
+void GLAPIENTRY
+_mesa_TexGeniv(GLenum coord, GLenum pname, const GLint *params )
+{
+ GLfloat p[4];
+ p[0] = (GLfloat) params[0];
+ if (pname == GL_TEXTURE_GEN_MODE) {
+ p[1] = p[2] = p[3] = 0.0F;
+ }
+ else {
+ p[1] = (GLfloat) params[1];
+ p[2] = (GLfloat) params[2];
+ p[3] = (GLfloat) params[3];
+ }
+ _mesa_TexGenfv(coord, pname, p);
+}
+
+
+void GLAPIENTRY
+_mesa_TexGend(GLenum coord, GLenum pname, GLdouble param )
+{
+ GLfloat p = (GLfloat) param;
+ _mesa_TexGenfv( coord, pname, &p );
+}
+
+
+void GLAPIENTRY
+_mesa_TexGendv(GLenum coord, GLenum pname, const GLdouble *params )
+{
+ GLfloat p[4];
+ p[0] = (GLfloat) params[0];
+ if (pname == GL_TEXTURE_GEN_MODE) {
+ p[1] = p[2] = p[3] = 0.0F;
+ }
+ else {
+ p[1] = (GLfloat) params[1];
+ p[2] = (GLfloat) params[2];
+ p[3] = (GLfloat) params[3];
+ }
+ _mesa_TexGenfv( coord, pname, p );
+}
+
+
+void GLAPIENTRY
+_mesa_TexGenf( GLenum coord, GLenum pname, GLfloat param )
+{
+ _mesa_TexGenfv(coord, pname, &param);
+}
+
+
+void GLAPIENTRY
+_mesa_TexGeni( GLenum coord, GLenum pname, GLint param )
+{
+ _mesa_TexGeniv( coord, pname, &param );
+}
+
+
+
+void GLAPIENTRY
+_mesa_GetTexGendv( GLenum coord, GLenum pname, GLdouble *params )
+{
+ const struct gl_texture_unit *texUnit;
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureCoordUnits) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexGendv(current unit)");
+ return;
+ }
+
+ 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;
+ }
+}
+
+
+
+void GLAPIENTRY
+_mesa_GetTexGenfv( GLenum coord, GLenum pname, GLfloat *params )
+{
+ const struct gl_texture_unit *texUnit;
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureCoordUnits) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexGenfv(current unit)");
+ return;
+ }
+
+ 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;
+ }
+}
+
+
+
+void GLAPIENTRY
+_mesa_GetTexGeniv( GLenum coord, GLenum pname, GLint *params )
+{
+ const struct gl_texture_unit *texUnit;
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureCoordUnits) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexGeniv(current unit)");
+ return;
+ }
+
+ 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;
+ }
+}
+
+