/*
* Mesa 3-D graphics library
- * Version: 7.1
+ * Version: 7.5
*
* Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2009 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"),
}
-void GLAPIENTRY
-_mesa_TexParameterf( GLenum target, GLenum pname, GLfloat param )
-{
- _mesa_TexParameterfv(target, pname, ¶m);
-}
-
-
-void GLAPIENTRY
-_mesa_TexParameterfv( GLenum target, GLenum pname, const GLfloat *params )
+/**
+ * Get current texture object for given target.
+ * Return NULL if any error.
+ */
+static struct gl_texture_object *
+get_texobj(GLcontext *ctx, GLenum target)
{
- const GLenum eparam = (GLenum) (GLint) params[0];
struct gl_texture_unit *texUnit;
- struct gl_texture_object *texObj;
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END(ctx);
-
- if (MESA_VERBOSE&(VERBOSE_API|VERBOSE_TEXTURE))
- _mesa_debug(ctx, "glTexParameter %s %s %.1f(%s)...\n",
- _mesa_lookup_enum_by_nr(target),
- _mesa_lookup_enum_by_nr(pname),
- *params,
- _mesa_lookup_enum_by_nr(eparam));
if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureImageUnits) {
- _mesa_error(ctx, GL_INVALID_OPERATION, "glTexParameterfv(current unit)");
- return;
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glTexParameter(current unit)");
+ return NULL;
}
texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
switch (target) {
- case GL_TEXTURE_1D:
- texObj = texUnit->Current1D;
- break;
- case GL_TEXTURE_2D:
- texObj = texUnit->Current2D;
- break;
- case GL_TEXTURE_3D:
- texObj = texUnit->Current3D;
- break;
- case GL_TEXTURE_CUBE_MAP:
- if (!ctx->Extensions.ARB_texture_cube_map) {
- _mesa_error( ctx, GL_INVALID_ENUM, "glTexParameter(target)" );
- return;
- }
- texObj = texUnit->CurrentCubeMap;
- break;
- case GL_TEXTURE_RECTANGLE_NV:
- if (!ctx->Extensions.NV_texture_rectangle) {
- _mesa_error( ctx, GL_INVALID_ENUM, "glTexParameter(target)" );
- return;
- }
- texObj = texUnit->CurrentRect;
- break;
- case GL_TEXTURE_1D_ARRAY_EXT:
- if (!ctx->Extensions.MESA_texture_array) {
- _mesa_error( ctx, GL_INVALID_ENUM, "glTexParameter(target)" );
- return;
- }
- texObj = texUnit->Current1DArray;
- break;
- case GL_TEXTURE_2D_ARRAY_EXT:
- if (!ctx->Extensions.MESA_texture_array) {
- _mesa_error( ctx, GL_INVALID_ENUM, "glTexParameter(target)" );
- return;
- }
- texObj = texUnit->Current2DArray;
- break;
- default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glTexParameter(target)" );
- return;
+ case GL_TEXTURE_1D:
+ return texUnit->Current1D;
+ case GL_TEXTURE_2D:
+ return texUnit->Current2D;
+ case GL_TEXTURE_3D:
+ return texUnit->Current3D;
+ case GL_TEXTURE_CUBE_MAP:
+ if (ctx->Extensions.ARB_texture_cube_map) {
+ return texUnit->CurrentCubeMap;
+ }
+ break;
+ case GL_TEXTURE_RECTANGLE_NV:
+ if (ctx->Extensions.NV_texture_rectangle) {
+ return texUnit->CurrentRect;
+ }
+ break;
+ case GL_TEXTURE_1D_ARRAY_EXT:
+ if (ctx->Extensions.MESA_texture_array) {
+ return texUnit->Current1DArray;
+ }
+ break;
+ case GL_TEXTURE_2D_ARRAY_EXT:
+ if (ctx->Extensions.MESA_texture_array) {
+ return texUnit->Current2DArray;
+ }
+ break;
+ default:
+ ;
}
+ _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(target)");
+ return NULL;
+}
+
+
+/** Set an integer-valued texture parameter */
+static void
+set_tex_parameteri(GLcontext *ctx,
+ struct gl_texture_object *texObj,
+ GLenum pname, const GLint *params)
+{
switch (pname) {
- case GL_TEXTURE_MIN_FILTER:
- /* A small optimization */
- if (texObj->MinFilter == eparam)
- return;
- if (eparam==GL_NEAREST || eparam==GL_LINEAR) {
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texObj->MinFilter = eparam;
- }
- else if ((eparam==GL_NEAREST_MIPMAP_NEAREST ||
- eparam==GL_LINEAR_MIPMAP_NEAREST ||
- eparam==GL_NEAREST_MIPMAP_LINEAR ||
- eparam==GL_LINEAR_MIPMAP_LINEAR) &&
- texObj->Target != GL_TEXTURE_RECTANGLE_NV) {
+ case GL_TEXTURE_MIN_FILTER:
+ if (texObj->MinFilter == params[0])
+ return;
+ switch (params[0]) {
+ case GL_NEAREST:
+ case GL_LINEAR:
+ FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ texObj->MinFilter = params[0];
+ return;
+ case GL_NEAREST_MIPMAP_NEAREST:
+ case GL_LINEAR_MIPMAP_NEAREST:
+ case GL_NEAREST_MIPMAP_LINEAR:
+ case GL_LINEAR_MIPMAP_LINEAR:
+ if (texObj->Target != GL_TEXTURE_RECTANGLE_NV) {
FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texObj->MinFilter = eparam;
- }
- else {
- _mesa_error( ctx, GL_INVALID_VALUE, "glTexParameter(param)" );
+ texObj->MinFilter = params[0];
return;
}
- break;
- case GL_TEXTURE_MAG_FILTER:
- /* A small optimization */
- if (texObj->MagFilter == eparam)
- return;
+ /* fall-through */
+ default:
+ _mesa_error( ctx, GL_INVALID_VALUE, "glTexParameter(param)" );
+ }
+ return;
- if (eparam==GL_NEAREST || eparam==GL_LINEAR) {
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texObj->MagFilter = eparam;
- }
- else {
- _mesa_error( ctx, GL_INVALID_VALUE, "glTexParameter(param)" );
- return;
- }
- break;
- case GL_TEXTURE_WRAP_S:
- if (texObj->WrapS == eparam)
- return;
- if (validate_texture_wrap_mode(ctx, texObj->Target, eparam)) {
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texObj->WrapS = eparam;
- }
- else {
- return;
- }
- break;
- case GL_TEXTURE_WRAP_T:
- if (texObj->WrapT == eparam)
- return;
- if (validate_texture_wrap_mode(ctx, texObj->Target, eparam)) {
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texObj->WrapT = eparam;
- }
- else {
- return;
- }
- break;
- case GL_TEXTURE_WRAP_R:
- if (texObj->WrapR == eparam)
- return;
- if (validate_texture_wrap_mode(ctx, texObj->Target, eparam)) {
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texObj->WrapR = eparam;
- }
- else {
- return;
- }
- break;
- case GL_TEXTURE_BORDER_COLOR:
+ case GL_TEXTURE_MAG_FILTER:
+ if (texObj->MagFilter == params[0])
+ return;
+ switch (params[0]) {
+ case GL_NEAREST:
+ case GL_LINEAR:
FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texObj->BorderColor[RCOMP] = params[0];
- texObj->BorderColor[GCOMP] = params[1];
- texObj->BorderColor[BCOMP] = params[2];
- texObj->BorderColor[ACOMP] = params[3];
- UNCLAMPED_FLOAT_TO_CHAN(texObj->_BorderChan[RCOMP], params[0]);
- UNCLAMPED_FLOAT_TO_CHAN(texObj->_BorderChan[GCOMP], params[1]);
- UNCLAMPED_FLOAT_TO_CHAN(texObj->_BorderChan[BCOMP], params[2]);
- UNCLAMPED_FLOAT_TO_CHAN(texObj->_BorderChan[ACOMP], params[3]);
- break;
- case GL_TEXTURE_MIN_LOD:
- if (texObj->MinLod == params[0])
- return;
+ texObj->MagFilter = params[0];
+ return;
+ default:
+ _mesa_error( ctx, GL_INVALID_VALUE, "glTexParameter(param)" );
+ }
+ return;
+
+ case GL_TEXTURE_WRAP_S:
+ if (texObj->WrapS == params[0])
+ return;
+ if (validate_texture_wrap_mode(ctx, texObj->Target, params[0])) {
FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texObj->MinLod = params[0];
- break;
- case GL_TEXTURE_MAX_LOD:
- if (texObj->MaxLod == params[0])
- return;
+ texObj->WrapS = params[0];
+ }
+ return;
+
+ case GL_TEXTURE_WRAP_T:
+ if (texObj->WrapT == params[0])
+ return;
+ if (validate_texture_wrap_mode(ctx, texObj->Target, params[0])) {
FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texObj->MaxLod = params[0];
- break;
- case GL_TEXTURE_BASE_LEVEL:
- if (params[0] < 0.0) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glTexParameter(param)");
- return;
- }
- if (target == GL_TEXTURE_RECTANGLE_ARB && params[0] != 0.0) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glTexParameter(param)");
- return;
- }
+ texObj->WrapT = params[0];
+ }
+ return;
+
+ case GL_TEXTURE_WRAP_R:
+ if (texObj->WrapR == params[0])
+ return;
+ if (validate_texture_wrap_mode(ctx, texObj->Target, params[0])) {
FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texObj->BaseLevel = (GLint) params[0];
- break;
- case GL_TEXTURE_MAX_LEVEL:
- if (params[0] < 0.0) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glTexParameter(param)");
- return;
- }
- if (target == GL_TEXTURE_RECTANGLE_ARB) {
- _mesa_error(ctx, GL_INVALID_OPERATION, "glTexParameter(param)");
- return;
- }
+ texObj->WrapR = params[0];
+ }
+ return;
+
+ case GL_TEXTURE_BASE_LEVEL:
+ if (texObj->BaseLevel == params[0])
+ return;
+ if (params[0] < 0 ||
+ (texObj->Target == GL_TEXTURE_RECTANGLE_ARB && params[0] != 0)) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glTexParameter(param)");
+ return;
+ }
+ FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ texObj->BaseLevel = params[0];
+ return;
+
+ case GL_TEXTURE_MAX_LEVEL:
+ if (texObj->MaxLevel == params[0])
+ return;
+ if (params[0] < 0 || texObj->Target == GL_TEXTURE_RECTANGLE_ARB) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glTexParameter(param)");
+ return;
+ }
+ FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ texObj->MaxLevel = params[0];
+ return;
+
+ case GL_TEXTURE_COMPARE_SGIX:
+ if (ctx->Extensions.SGIX_shadow) {
FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texObj->MaxLevel = (GLint) params[0];
- break;
- case GL_TEXTURE_PRIORITY:
+ texObj->CompareFlag = params[0] ? GL_TRUE : GL_FALSE;
+ }
+ else {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glTexParameter(pname=GL_TEXTURE_COMPARE_SGIX)");
+ }
+ return;
+
+ case GL_TEXTURE_COMPARE_OPERATOR_SGIX:
+ if (ctx->Extensions.SGIX_shadow &&
+ (params[0] == GL_TEXTURE_LEQUAL_R_SGIX ||
+ params[0] == GL_TEXTURE_GEQUAL_R_SGIX)) {
FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texObj->Priority = CLAMP( params[0], 0.0F, 1.0F );
- break;
- case GL_TEXTURE_MAX_ANISOTROPY_EXT:
- if (ctx->Extensions.EXT_texture_filter_anisotropic) {
- if (params[0] < 1.0) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glTexParameter(param)" );
- return;
- }
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- /* clamp to max, that's what NVIDIA does */
- texObj->MaxAnisotropy = MIN2(params[0],
- ctx->Const.MaxTextureMaxAnisotropy);
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glTexParameter(pname=GL_TEXTURE_MAX_ANISOTROPY_EXT)");
- return;
- }
- break;
- case GL_TEXTURE_COMPARE_SGIX:
- if (ctx->Extensions.SGIX_shadow) {
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texObj->CompareFlag = params[0] ? GL_TRUE : GL_FALSE;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glTexParameter(pname=GL_TEXTURE_COMPARE_SGIX)");
- return;
- }
- break;
- case GL_TEXTURE_COMPARE_OPERATOR_SGIX:
- if (ctx->Extensions.SGIX_shadow) {
- GLenum op = (GLenum) params[0];
- if (op == GL_TEXTURE_LEQUAL_R_SGIX ||
- op == GL_TEXTURE_GEQUAL_R_SGIX) {
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texObj->CompareOperator = op;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(param)");
- }
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glTexParameter(pname=GL_TEXTURE_COMPARE_OPERATOR_SGIX)");
- return;
- }
- break;
- case GL_SHADOW_AMBIENT_SGIX: /* aka GL_TEXTURE_COMPARE_FAIL_VALUE_ARB */
- if (ctx->Extensions.SGIX_shadow_ambient) {
+ texObj->CompareOperator = params[0];
+ }
+ else {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glTexParameter(GL_TEXTURE_COMPARE_OPERATOR_SGIX)");
+ }
+ return;
+
+ case GL_GENERATE_MIPMAP_SGIS:
+ if (ctx->Extensions.SGIS_generate_mipmap) {
+ FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ texObj->GenerateMipmap = params[0] ? GL_TRUE : GL_FALSE;
+ }
+ else {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glTexParameter(pname=GL_GENERATE_MIPMAP_SGIS)");
+ }
+ return;
+
+ case GL_TEXTURE_COMPARE_MODE_ARB:
+ if (ctx->Extensions.ARB_shadow &&
+ (params[0] == GL_NONE ||
+ params[0] == GL_COMPARE_R_TO_TEXTURE_ARB)) {
+ FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ texObj->CompareMode = params[0];
+ }
+ else {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glTexParameter(GL_TEXTURE_COMPARE_MODE_ARB)");
+ }
+ return;
+
+ case GL_TEXTURE_COMPARE_FUNC_ARB:
+ if (ctx->Extensions.ARB_shadow) {
+ switch (params[0]) {
+ case GL_LEQUAL:
+ case GL_GEQUAL:
FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texObj->ShadowAmbient = CLAMP(params[0], 0.0F, 1.0F);
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glTexParameter(pname=GL_SHADOW_AMBIENT_SGIX)");
+ texObj->CompareFunc = params[0];
return;
- }
- break;
- case GL_GENERATE_MIPMAP_SGIS:
- if (ctx->Extensions.SGIS_generate_mipmap) {
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texObj->GenerateMipmap = params[0] ? GL_TRUE : GL_FALSE;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glTexParameter(pname=GL_GENERATE_MIPMAP_SGIS)");
- return;
- }
- break;
- case GL_TEXTURE_COMPARE_MODE_ARB:
- if (ctx->Extensions.ARB_shadow) {
- const GLenum mode = (GLenum) params[0];
- if (mode == GL_NONE || mode == GL_COMPARE_R_TO_TEXTURE_ARB) {
+ case GL_EQUAL:
+ case GL_NOTEQUAL:
+ case GL_LESS:
+ case GL_GREATER:
+ case GL_ALWAYS:
+ case GL_NEVER:
+ if (ctx->Extensions.EXT_shadow_funcs) {
FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texObj->CompareMode = mode;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glTexParameter(bad GL_TEXTURE_COMPARE_MODE_ARB: 0x%x)", mode);
+ texObj->CompareFunc = params[0];
return;
}
- }
- else {
+ /* fall-through */
+ default:
_mesa_error(ctx, GL_INVALID_ENUM,
- "glTexParameter(pname=GL_TEXTURE_COMPARE_MODE_ARB)");
- return;
+ "glTexParameter(GL_TEXTURE_COMPARE_FUNC_ARB)");
}
- break;
- case GL_TEXTURE_COMPARE_FUNC_ARB:
- if (ctx->Extensions.ARB_shadow) {
- const GLenum func = (GLenum) params[0];
- if (func == GL_LEQUAL || func == GL_GEQUAL) {
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texObj->CompareFunc = func;
- }
- else if (ctx->Extensions.EXT_shadow_funcs &&
- (func == GL_EQUAL ||
- func == GL_NOTEQUAL ||
- func == GL_LESS ||
- func == GL_GREATER ||
- func == GL_ALWAYS ||
- func == GL_NEVER)) {
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texObj->CompareFunc = func;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glTexParameter(bad GL_TEXTURE_COMPARE_FUNC_ARB)");
- return;
- }
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glTexParameter(pname=GL_TEXTURE_COMPARE_FUNC_ARB)");
- return;
- }
- break;
- case GL_DEPTH_TEXTURE_MODE_ARB:
- if (ctx->Extensions.ARB_depth_texture) {
- const GLenum result = (GLenum) params[0];
- if (result == GL_LUMINANCE || result == GL_INTENSITY
- || result == GL_ALPHA) {
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texObj->DepthMode = result;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glTexParameter(bad GL_DEPTH_TEXTURE_MODE_ARB)");
- return;
- }
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glTexParameter(pname=GL_DEPTH_TEXTURE_MODE_ARB)");
+ }
+ else {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(param)");
+ }
+ return;
+
+ case GL_DEPTH_TEXTURE_MODE_ARB:
+ if (ctx->Extensions.ARB_depth_texture &&
+ (params[0] == GL_LUMINANCE ||
+ params[0] == GL_INTENSITY ||
+ params[0] == GL_ALPHA)) {
+ FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ texObj->DepthMode = params[0];
+ }
+ else {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glTexParameter(GL_DEPTH_TEXTURE_MODE_ARB)");
+ }
+ return;
+
+#ifdef FEATURE_OES_draw_texture
+ case GL_TEXTURE_CROP_RECT_OES:
+ texObj->CropRect[0] = params[0];
+ texObj->CropRect[1] = params[1];
+ texObj->CropRect[2] = params[2];
+ texObj->CropRect[3] = params[3];
+ break;
+#endif
+
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(pname=0x%x)", pname);
+ }
+}
+
+
+/** Set a float-valued texture parameter */
+static void
+set_tex_parameterf(GLcontext *ctx,
+ struct gl_texture_object *texObj,
+ GLenum pname, const GLfloat *params)
+{
+ switch (pname) {
+ case GL_TEXTURE_MIN_LOD:
+ if (texObj->MinLod == params[0])
+ return;
+ FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ texObj->MinLod = params[0];
+ return;
+
+ case GL_TEXTURE_MAX_LOD:
+ if (texObj->MaxLod == params[0])
+ return;
+ FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ texObj->MaxLod = params[0];
+ return;
+
+ case GL_TEXTURE_PRIORITY:
+ FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ texObj->Priority = CLAMP(params[0], 0.0F, 1.0F);
+ return;
+
+ case GL_TEXTURE_MAX_ANISOTROPY_EXT:
+ if (ctx->Extensions.EXT_texture_filter_anisotropic) {
+ if (params[0] < 1.0) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glTexParameter(param)" );
return;
}
- break;
- case GL_TEXTURE_LOD_BIAS:
- /* NOTE: this is really part of OpenGL 1.4, not EXT_texture_lod_bias*/
- if (ctx->Extensions.EXT_texture_lod_bias) {
- if (texObj->LodBias != params[0]) {
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texObj->LodBias = params[0];
- }
+ FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ /* clamp to max, that's what NVIDIA does */
+ texObj->MaxAnisotropy = MIN2(params[0],
+ ctx->Const.MaxTextureMaxAnisotropy);
+ }
+ else {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glTexParameter(pname=GL_TEXTURE_MAX_ANISOTROPY_EXT)");
+ }
+ return;
+
+ case GL_SHADOW_AMBIENT_SGIX: /* aka GL_TEXTURE_COMPARE_FAIL_VALUE_ARB */
+ if (ctx->Extensions.SGIX_shadow_ambient) {
+ FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ texObj->ShadowAmbient = CLAMP(params[0], 0.0F, 1.0F);
+ }
+ else {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glTexParameter(pname=GL_SHADOW_AMBIENT_SGIX)");
+ }
+ return;
+
+ case GL_TEXTURE_LOD_BIAS:
+ /* NOTE: this is really part of OpenGL 1.4, not EXT_texture_lod_bias */
+ if (ctx->Extensions.EXT_texture_lod_bias) {
+ if (texObj->LodBias != params[0]) {
+ FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ texObj->LodBias = params[0];
}
- break;
+ }
+ break;
+
+ case GL_TEXTURE_BORDER_COLOR:
+ FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ texObj->BorderColor[RCOMP] = params[0];
+ texObj->BorderColor[GCOMP] = params[1];
+ texObj->BorderColor[BCOMP] = params[2];
+ texObj->BorderColor[ACOMP] = params[3];
+ UNCLAMPED_FLOAT_TO_CHAN(texObj->_BorderChan[RCOMP], params[0]);
+ UNCLAMPED_FLOAT_TO_CHAN(texObj->_BorderChan[GCOMP], params[1]);
+ UNCLAMPED_FLOAT_TO_CHAN(texObj->_BorderChan[BCOMP], params[2]);
+ UNCLAMPED_FLOAT_TO_CHAN(texObj->_BorderChan[ACOMP], params[3]);
+ return;
+
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(pname=0x%x)", pname);
+ }
+}
+
+
+void GLAPIENTRY
+_mesa_TexParameterf(GLenum target, GLenum pname, GLfloat param)
+{
+ struct gl_texture_object *texObj;
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ texObj = get_texobj(ctx, target);
+ if (!texObj)
+ return;
+
+ switch (pname) {
+ case GL_TEXTURE_MIN_FILTER:
+ case GL_TEXTURE_MAG_FILTER:
+ case GL_TEXTURE_WRAP_S:
+ case GL_TEXTURE_WRAP_T:
+ case GL_TEXTURE_WRAP_R:
+ case GL_TEXTURE_BASE_LEVEL:
+ case GL_TEXTURE_MAX_LEVEL:
+ case GL_TEXTURE_COMPARE_SGIX:
+ case GL_TEXTURE_COMPARE_OPERATOR_SGIX:
+ case GL_GENERATE_MIPMAP_SGIS:
+ case GL_TEXTURE_COMPARE_MODE_ARB:
+ case GL_TEXTURE_COMPARE_FUNC_ARB:
+ case GL_DEPTH_TEXTURE_MODE_ARB:
+ {
+ /* convert float param to int */
+ GLint p = (GLint) param;
+ set_tex_parameteri(ctx, texObj, pname, &p);
+ }
+ return;
+ default:
+ /* this will generate an error if pname is illegal */
+ set_tex_parameterf(ctx, texObj, pname, ¶m);
+ }
+
+ texObj->_Complete = GL_FALSE;
+
+ if (ctx->Driver.TexParameter && ctx->ErrorValue == GL_NO_ERROR) {
+ ctx->Driver.TexParameter(ctx, target, texObj, pname, ¶m);
+ }
+}
+
+
+void GLAPIENTRY
+_mesa_TexParameterfv(GLenum target, GLenum pname, const GLfloat *params)
+{
+ struct gl_texture_object *texObj;
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ texObj = get_texobj(ctx, target);
+ if (!texObj)
+ return;
+
+ switch (pname) {
+ case GL_TEXTURE_MIN_FILTER:
+ case GL_TEXTURE_MAG_FILTER:
+ case GL_TEXTURE_WRAP_S:
+ case GL_TEXTURE_WRAP_T:
+ case GL_TEXTURE_WRAP_R:
+ case GL_TEXTURE_BASE_LEVEL:
+ case GL_TEXTURE_MAX_LEVEL:
+ case GL_TEXTURE_COMPARE_SGIX:
+ case GL_TEXTURE_COMPARE_OPERATOR_SGIX:
+ case GL_GENERATE_MIPMAP_SGIS:
+ case GL_TEXTURE_COMPARE_MODE_ARB:
+ case GL_TEXTURE_COMPARE_FUNC_ARB:
+ case GL_DEPTH_TEXTURE_MODE_ARB:
+ {
+ /* convert float param to int */
+ GLint p = (GLint) params[0];
+ set_tex_parameteri(ctx, texObj, pname, &p);
+ }
+ break;
+
#ifdef FEATURE_OES_draw_texture
- case GL_TEXTURE_CROP_RECT_OES:
- texObj->CropRect[0] = (GLint) params[0];
- texObj->CropRect[1] = (GLint) params[1];
- texObj->CropRect[2] = (GLint) params[2];
- texObj->CropRect[3] = (GLint) params[3];
- break;
+ case GL_TEXTURE_CROP_RECT_OES:
+ {
+ /* convert float params to int */
+ GLint iparams[4];
+ iparams[0] = (GLint) params[0];
+ iparams[1] = (GLint) params[1];
+ iparams[2] = (GLint) params[2];
+ iparams[3] = (GLint) params[3];
+ set_tex_parameteri(ctx, target, iparams);
+ }
+ break;
#endif
- default:
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glTexParameter(pname=0x%x)", pname);
- return;
+ default:
+ /* this will generate an error if pname is illegal */
+ set_tex_parameterf(ctx, texObj, pname, params);
}
texObj->_Complete = GL_FALSE;
- if (ctx->Driver.TexParameter) {
- (*ctx->Driver.TexParameter)( ctx, target, texObj, pname, params );
+ if (ctx->Driver.TexParameter && ctx->ErrorValue == GL_NO_ERROR) {
+ ctx->Driver.TexParameter(ctx, target, texObj, pname, params);
}
}
void GLAPIENTRY
-_mesa_TexParameteri( GLenum target, GLenum pname, GLint param )
+_mesa_TexParameteri(GLenum target, GLenum pname, GLint param)
{
- GLfloat fparam[4];
- if (pname == GL_TEXTURE_PRIORITY)
- fparam[0] = INT_TO_FLOAT(param);
- else
- fparam[0] = (GLfloat) param;
- fparam[1] = fparam[2] = fparam[3] = 0.0;
- _mesa_TexParameterfv(target, pname, fparam);
+ struct gl_texture_object *texObj;
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ texObj = get_texobj(ctx, target);
+ if (!texObj)
+ return;
+
+ switch (pname) {
+ case GL_TEXTURE_MIN_LOD:
+ case GL_TEXTURE_MAX_LOD:
+ case GL_TEXTURE_PRIORITY:
+ case GL_TEXTURE_MAX_ANISOTROPY_EXT:
+ case GL_TEXTURE_LOD_BIAS:
+ case GL_SHADOW_AMBIENT_SGIX: /* aka GL_TEXTURE_COMPARE_FAIL_VALUE_ARB */
+ {
+ GLfloat fparam = (GLfloat) param;
+ /* convert int param to float */
+ set_tex_parameterf(ctx, texObj, pname, &fparam);
+ }
+ break;
+ default:
+ /* this will generate an error if pname is illegal */
+ set_tex_parameteri(ctx, texObj, pname, ¶m);
+ }
+
+ texObj->_Complete = GL_FALSE;
+
+ if (ctx->Driver.TexParameter && ctx->ErrorValue == GL_NO_ERROR) {
+ GLfloat fparam = (GLfloat) param;
+ ctx->Driver.TexParameter(ctx, target, texObj, pname, &fparam);
+ }
}
void GLAPIENTRY
-_mesa_TexParameteriv( GLenum target, GLenum pname, const GLint *params )
+_mesa_TexParameteriv(GLenum target, GLenum pname, const GLint *params)
{
- GLfloat fparam[4];
- if (pname == GL_TEXTURE_BORDER_COLOR) {
- fparam[0] = INT_TO_FLOAT(params[0]);
- fparam[1] = INT_TO_FLOAT(params[1]);
- fparam[2] = INT_TO_FLOAT(params[2]);
- fparam[3] = INT_TO_FLOAT(params[3]);
- }
- else if (pname == GL_TEXTURE_CROP_RECT_OES) {
- fparam[0] = (GLfloat) params[0];
- fparam[1] = (GLfloat) params[1];
- fparam[2] = (GLfloat) params[2];
- fparam[3] = (GLfloat) params[3];
+ struct gl_texture_object *texObj;
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ texObj = get_texobj(ctx, target);
+ if (!texObj)
+ return;
+
+ switch (pname) {
+ case GL_TEXTURE_BORDER_COLOR:
+ {
+ /* convert int params to float */
+ GLfloat fparams[4];
+ fparams[0] = INT_TO_FLOAT(params[0]);
+ fparams[1] = INT_TO_FLOAT(params[1]);
+ fparams[2] = INT_TO_FLOAT(params[2]);
+ fparams[3] = INT_TO_FLOAT(params[3]);
+ set_tex_parameterf(ctx, texObj, pname, fparams);
+ }
+ break;
+ case GL_TEXTURE_MIN_LOD:
+ case GL_TEXTURE_MAX_LOD:
+ case GL_TEXTURE_PRIORITY:
+ case GL_TEXTURE_MAX_ANISOTROPY_EXT:
+ case GL_TEXTURE_LOD_BIAS:
+ case GL_SHADOW_AMBIENT_SGIX: /* aka GL_TEXTURE_COMPARE_FAIL_VALUE_ARB */
+ {
+ /* convert int param to float */
+ GLfloat fparam = (GLfloat) params[0];
+ set_tex_parameterf(ctx, texObj, pname, &fparam);
+ }
+ break;
+ default:
+ /* this will generate an error if pname is illegal */
+ set_tex_parameteri(ctx, texObj, pname, params);
}
- else {
- if (pname == GL_TEXTURE_PRIORITY)
- fparam[0] = INT_TO_FLOAT(params[0]);
- else
- fparam[0] = (GLfloat) params[0];
- fparam[1] = fparam[2] = fparam[3] = 0.0F;
+
+ texObj->_Complete = GL_FALSE;
+
+ if (ctx->Driver.TexParameter && ctx->ErrorValue == GL_NO_ERROR) {
+ GLfloat fparams[4];
+ fparams[0] = INT_TO_FLOAT(params[0]);
+ if (pname == GL_TEXTURE_BORDER_COLOR ||
+ pname == GL_TEXTURE_CROP_RECT_OES) {
+ fparams[1] = INT_TO_FLOAT(params[1]);
+ fparams[2] = INT_TO_FLOAT(params[2]);
+ fparams[3] = INT_TO_FLOAT(params[3]);
+ }
+ ctx->Driver.TexParameter(ctx, target, texObj, pname, fparams);
}
- _mesa_TexParameterfv(target, pname, fparam);
}
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