/*
* Mesa 3-D graphics library
- * Version: 6.5.3
+ * Version: 7.1
*
* Copyright (C) 1999-2007 Brian Paul All Rights Reserved.
*
#include "glheader.h"
#include "colormac.h"
+#if FEATURE_colortable
#include "colortab.h"
+#endif
#include "context.h"
#include "enums.h"
#include "macros.h"
src->Texture.Unit[i].CurrentCubeMap);
copy_texture_binding(src, &dst->Texture.Unit[i].CurrentRect,
src->Texture.Unit[i].CurrentRect);
+ copy_texture_binding(src, &dst->Texture.Unit[i].Current1DArray,
+ src->Texture.Unit[i].Current1DArray);
+ copy_texture_binding(src, &dst->Texture.Unit[i].Current2DArray,
+ src->Texture.Unit[i].Current2DArray);
_mesa_unlock_context_textures(dst);
}
return;
}
+ if (mode == GL_REPLACE_EXT)
+ mode = GL_REPLACE;
+
switch (mode) {
case GL_REPLACE:
case GL_MODULATE:
}
-void GLAPIENTRY
-_mesa_TexEnvfv( GLenum target, GLenum pname, const GLfloat *param )
-{
- GLuint maxUnit;
- GET_CURRENT_CONTEXT(ctx);
- struct gl_texture_unit *texUnit;
- ASSERT_OUTSIDE_BEGIN_END(ctx);
-
- maxUnit = (target == GL_POINT_SPRITE_NV && pname == GL_COORD_REPLACE_NV)
- ? ctx->Const.MaxTextureCoordUnits : ctx->Const.MaxTextureImageUnits;
- if (ctx->Texture.CurrentUnit >= maxUnit) {
- _mesa_error(ctx, GL_INVALID_OPERATION, "glTexEnvfv(current unit)");
- return;
- }
-
- texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
-
-#define TE_ERROR(errCode, msg, value) \
- _mesa_error(ctx, errCode, msg, _mesa_lookup_enum_by_nr(value));
-
- if (target == GL_TEXTURE_ENV) {
- switch (pname) {
- case GL_TEXTURE_ENV_MODE:
- {
- const GLenum mode = (GLenum) (GLint) *param;
- if (texUnit->EnvMode == mode)
- return;
- if (mode == GL_MODULATE ||
- mode == GL_BLEND ||
- mode == GL_DECAL ||
- mode == GL_REPLACE ||
- (mode == GL_ADD && ctx->Extensions.EXT_texture_env_add) ||
- (mode == GL_COMBINE &&
- (ctx->Extensions.EXT_texture_env_combine ||
- ctx->Extensions.ARB_texture_env_combine))) {
- /* legal */
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texUnit->EnvMode = mode;
- }
- else {
- TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", mode);
- return;
- }
- }
- break;
- case GL_TEXTURE_ENV_COLOR:
- {
- GLfloat tmp[4];
- tmp[0] = CLAMP( param[0], 0.0F, 1.0F );
- tmp[1] = CLAMP( param[1], 0.0F, 1.0F );
- tmp[2] = CLAMP( param[2], 0.0F, 1.0F );
- tmp[3] = CLAMP( param[3], 0.0F, 1.0F );
- if (TEST_EQ_4V(tmp, texUnit->EnvColor))
- return;
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- COPY_4FV(texUnit->EnvColor, tmp);
- }
- break;
- case GL_COMBINE_RGB:
- if (ctx->Extensions.EXT_texture_env_combine ||
- ctx->Extensions.ARB_texture_env_combine) {
- const GLenum mode = (GLenum) (GLint) *param;
- if (texUnit->Combine.ModeRGB == mode)
- return;
- 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_DOT3_RGB_EXT:
- case GL_DOT3_RGBA_EXT:
- if (!ctx->Extensions.EXT_texture_env_dot3) {
- TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", mode);
- return;
- }
- break;
- 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;
- }
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texUnit->Combine.ModeRGB = mode;
- }
- else {
- TE_ERROR(GL_INVALID_ENUM, "glTexEnv(pname=%s)", pname);
- return;
- }
- break;
- case GL_COMBINE_ALPHA:
- if (ctx->Extensions.EXT_texture_env_combine ||
- ctx->Extensions.ARB_texture_env_combine) {
- const GLenum mode = (GLenum) (GLint) *param;
- if (texUnit->Combine.ModeA == mode)
- return;
- 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;
- }
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texUnit->Combine.ModeA = mode;
- }
- else {
- TE_ERROR(GL_INVALID_ENUM, "glTexEnv(pname=%s)", pname);
- return;
- }
- break;
- 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;
- if (texUnit->Combine.SourceRGB[s] == source)
- return;
- if (source == GL_TEXTURE ||
- source == GL_CONSTANT ||
- source == GL_PRIMARY_COLOR ||
- source == GL_PREVIOUS ||
- (ctx->Extensions.ARB_texture_env_crossbar &&
- source >= GL_TEXTURE0 &&
- source < GL_TEXTURE0 + ctx->Const.MaxTextureUnits) ||
- (ctx->Extensions.ATI_texture_env_combine3 &&
- (source == GL_ZERO || source == GL_ONE))) {
- /* legal */
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texUnit->Combine.SourceRGB[s] = source;
- }
- else {
- TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", source);
- return;
- }
- }
- else {
- TE_ERROR(GL_INVALID_ENUM, "glTexEnv(pname=%s)", pname);
- return;
- }
- break;
- 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;
- if (texUnit->Combine.SourceA[s] == source)
- return;
- if (source == GL_TEXTURE ||
- source == GL_CONSTANT ||
- source == GL_PRIMARY_COLOR ||
- source == GL_PREVIOUS ||
- (ctx->Extensions.ARB_texture_env_crossbar &&
- source >= GL_TEXTURE0 &&
- source < GL_TEXTURE0 + ctx->Const.MaxTextureUnits) ||
- (ctx->Extensions.ATI_texture_env_combine3 &&
- (source == GL_ZERO || source == GL_ONE))) {
- /* legal */
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texUnit->Combine.SourceA[s] = source;
- }
- else {
- TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", source);
- return;
- }
- }
- else {
- TE_ERROR(GL_INVALID_ENUM, "glTexEnv(pname=%s)", pname);
- return;
- }
- break;
- 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;
- if (texUnit->Combine.OperandRGB[s] == operand)
- return;
- switch (operand) {
- case GL_SRC_COLOR:
- case GL_ONE_MINUS_SRC_COLOR:
- case GL_SRC_ALPHA:
- case GL_ONE_MINUS_SRC_ALPHA:
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texUnit->Combine.OperandRGB[s] = operand;
- break;
- default:
- TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", operand);
- return;
- }
- }
- else {
- TE_ERROR(GL_INVALID_ENUM, "glTexEnv(pname=%s)", pname);
- return;
- }
- break;
- 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;
- if (texUnit->Combine.OperandA[pname-GL_OPERAND0_ALPHA] == operand)
- return;
- switch (operand) {
- case GL_SRC_ALPHA:
- case GL_ONE_MINUS_SRC_ALPHA:
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texUnit->Combine.OperandA[pname-GL_OPERAND0_ALPHA] = operand;
- break;
- default:
- TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", operand);
- return;
- }
- }
- else {
- TE_ERROR(GL_INVALID_ENUM, "glTexEnv(pname=%s)", pname);
- return;
- }
- break;
- case GL_OPERAND2_RGB:
- if (ctx->Extensions.ARB_texture_env_combine) {
- const GLenum operand = (GLenum) (GLint) *param;
- if (texUnit->Combine.OperandRGB[2] == operand)
- return;
- switch (operand) {
- case GL_SRC_COLOR: /* ARB combine only */
- case GL_ONE_MINUS_SRC_COLOR: /* ARB combine only */
- case GL_SRC_ALPHA:
- case GL_ONE_MINUS_SRC_ALPHA: /* ARB combine only */
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texUnit->Combine.OperandRGB[2] = operand;
- break;
- default:
- TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", operand);
- return;
- }
- }
- else if (ctx->Extensions.EXT_texture_env_combine) {
- const GLenum operand = (GLenum) (GLint) *param;
- if (texUnit->Combine.OperandRGB[2] == operand)
- return;
- /* operand must be GL_SRC_ALPHA which is the initial value - thus
- don't need to actually compare the operand to the possible value */
- else {
- TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", operand);
- return;
- }
- }
- else {
- TE_ERROR(GL_INVALID_ENUM, "glTexEnv(pname=%s)", pname);
- return;
- }
- break;
- case GL_OPERAND2_ALPHA:
- if (ctx->Extensions.ARB_texture_env_combine) {
- const GLenum operand = (GLenum) (GLint) *param;
- if (texUnit->Combine.OperandA[2] == operand)
- return;
- switch (operand) {
- case GL_SRC_ALPHA:
- case GL_ONE_MINUS_SRC_ALPHA: /* ARB combine only */
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texUnit->Combine.OperandA[2] = operand;
- break;
- default:
- TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", operand);
- return;
- }
- }
- else if (ctx->Extensions.EXT_texture_env_combine) {
- const GLenum operand = (GLenum) (GLint) *param;
- if (texUnit->Combine.OperandA[2] == operand)
- return;
- /* operand must be GL_SRC_ALPHA which is the initial value - thus
- don't need to actually compare the operand to the possible value */
- else {
- TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", operand);
- return;
- }
- }
- else {
- TE_ERROR(GL_INVALID_ENUM, "glTexEnv(pname=%s)", pname);
- return;
- }
- break;
- case GL_RGB_SCALE:
- if (ctx->Extensions.EXT_texture_env_combine ||
- ctx->Extensions.ARB_texture_env_combine) {
- GLuint newshift;
- if (*param == 1.0) {
- newshift = 0;
- }
- else if (*param == 2.0) {
- newshift = 1;
- }
- else if (*param == 4.0) {
- newshift = 2;
- }
- else {
- _mesa_error( ctx, GL_INVALID_VALUE,
- "glTexEnv(GL_RGB_SCALE not 1, 2 or 4)" );
- return;
- }
- if (texUnit->Combine.ScaleShiftRGB == newshift)
- return;
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texUnit->Combine.ScaleShiftRGB = newshift;
- }
- else {
- TE_ERROR(GL_INVALID_ENUM, "glTexEnv(pname=%s)", pname);
- return;
- }
- break;
- case GL_ALPHA_SCALE:
- if (ctx->Extensions.EXT_texture_env_combine ||
- ctx->Extensions.ARB_texture_env_combine) {
- GLuint newshift;
- if (*param == 1.0) {
- newshift = 0;
- }
- else if (*param == 2.0) {
- newshift = 1;
- }
- else if (*param == 4.0) {
- newshift = 2;
- }
- else {
- _mesa_error( ctx, GL_INVALID_VALUE,
- "glTexEnv(GL_ALPHA_SCALE not 1, 2 or 4)" );
- return;
- }
- if (texUnit->Combine.ScaleShiftA == newshift)
- return;
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texUnit->Combine.ScaleShiftA = newshift;
- }
- else {
- TE_ERROR(GL_INVALID_ENUM, "glTexEnv(pname=%s)", pname);
- return;
- }
- break;
- default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glTexEnv(pname)" );
- return;
- }
- }
- else if (target == GL_TEXTURE_FILTER_CONTROL_EXT) {
- /* GL_EXT_texture_lod_bias */
- if (!ctx->Extensions.EXT_texture_lod_bias) {
- _mesa_error( ctx, GL_INVALID_ENUM, "glTexEnv(target=0x%x)", target );
- return;
- }
- if (pname == GL_TEXTURE_LOD_BIAS_EXT) {
- if (texUnit->LodBias == param[0])
- return;
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texUnit->LodBias = param[0];
- }
- else {
- TE_ERROR(GL_INVALID_ENUM, "glTexEnv(pname=%s)", pname);
- return;
- }
- }
- else if (target == GL_POINT_SPRITE_NV) {
- /* GL_ARB_point_sprite / GL_NV_point_sprite */
- if (!ctx->Extensions.NV_point_sprite
- && !ctx->Extensions.ARB_point_sprite) {
- _mesa_error( ctx, GL_INVALID_ENUM, "glTexEnv(target=0x%x)", target );
- return;
- }
- if (pname == GL_COORD_REPLACE_NV) {
- const GLenum value = (GLenum) param[0];
- if (value == GL_TRUE || value == GL_FALSE) {
- /* It's kind of weird to set point state via glTexEnv,
- * but that's what the spec calls for.
- */
- const GLboolean state = (GLboolean) value;
- if (ctx->Point.CoordReplace[ctx->Texture.CurrentUnit] == state)
- return;
- FLUSH_VERTICES(ctx, _NEW_POINT);
- ctx->Point.CoordReplace[ctx->Texture.CurrentUnit] = state;
- }
- else {
- _mesa_error( ctx, GL_INVALID_VALUE, "glTexEnv(param=0x%x)", value);
- return;
- }
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glTexEnv(pname=0x%x)", pname );
- return;
- }
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glTexEnv(target=0x%x)",target );
- return;
- }
-
- if (MESA_VERBOSE&(VERBOSE_API|VERBOSE_TEXTURE))
- _mesa_debug(ctx, "glTexEnv %s %s %.1f(%s) ...\n",
- _mesa_lookup_enum_by_nr(target),
- _mesa_lookup_enum_by_nr(pname),
- *param,
- _mesa_lookup_enum_by_nr((GLenum) (GLint) *param));
-
- /* Tell device driver about the new texture environment */
- if (ctx->Driver.TexEnv) {
- (*ctx->Driver.TexEnv)( ctx, target, pname, param );
- }
-}
-
-
-void GLAPIENTRY
-_mesa_TexEnvf( GLenum target, GLenum pname, GLfloat param )
-{
- _mesa_TexEnvfv( target, pname, ¶m );
-}
-
-
-
-void GLAPIENTRY
-_mesa_TexEnvi( GLenum target, GLenum pname, GLint param )
-{
- GLfloat p[4];
- p[0] = (GLfloat) param;
- p[1] = p[2] = p[3] = 0.0;
- _mesa_TexEnvfv( target, pname, p );
-}
-
-
-void GLAPIENTRY
-_mesa_TexEnviv( GLenum target, GLenum pname, const GLint *param )
-{
- GLfloat p[4];
- if (pname == GL_TEXTURE_ENV_COLOR) {
- p[0] = INT_TO_FLOAT( param[0] );
- p[1] = INT_TO_FLOAT( param[1] );
- p[2] = INT_TO_FLOAT( param[2] );
- p[3] = INT_TO_FLOAT( param[3] );
- }
- else {
- p[0] = (GLfloat) param[0];
- p[1] = p[2] = p[3] = 0; /* init to zero, just to be safe */
- }
- _mesa_TexEnvfv( target, pname, p );
-}
-
-
-void GLAPIENTRY
-_mesa_GetTexEnvfv( GLenum target, GLenum pname, GLfloat *params )
-{
- GLuint maxUnit;
- const struct gl_texture_unit *texUnit;
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END(ctx);
-
- maxUnit = (target == GL_POINT_SPRITE_NV && pname == GL_COORD_REPLACE_NV)
- ? ctx->Const.MaxTextureCoordUnits : ctx->Const.MaxTextureImageUnits;
- if (ctx->Texture.CurrentUnit >= maxUnit) {
- _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexEnvfv(current unit)");
- return;
- }
-
- texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
-
- if (target == GL_TEXTURE_ENV) {
- switch (pname) {
- case GL_TEXTURE_ENV_MODE:
- *params = ENUM_TO_FLOAT(texUnit->EnvMode);
- break;
- case GL_TEXTURE_ENV_COLOR:
- COPY_4FV( params, texUnit->EnvColor );
- break;
- case GL_COMBINE_RGB:
- if (ctx->Extensions.EXT_texture_env_combine ||
- ctx->Extensions.ARB_texture_env_combine) {
- *params = (GLfloat) texUnit->Combine.ModeRGB;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
- }
- break;
- case GL_COMBINE_ALPHA:
- if (ctx->Extensions.EXT_texture_env_combine ||
- ctx->Extensions.ARB_texture_env_combine) {
- *params = (GLfloat) texUnit->Combine.ModeA;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
- }
- break;
- 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 unsigned rgb_idx = pname - GL_SOURCE0_RGB;
- *params = (GLfloat) texUnit->Combine.SourceRGB[rgb_idx];
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
- }
- break;
- 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 unsigned alpha_idx = pname - GL_SOURCE0_ALPHA;
- *params = (GLfloat) texUnit->Combine.SourceA[alpha_idx];
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
- }
- break;
- case GL_OPERAND0_RGB:
- case GL_OPERAND1_RGB:
- case GL_OPERAND2_RGB:
- if (ctx->Extensions.EXT_texture_env_combine ||
- ctx->Extensions.ARB_texture_env_combine) {
- const unsigned op_rgb = pname - GL_OPERAND0_RGB;
- *params = (GLfloat) texUnit->Combine.OperandRGB[op_rgb];
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
- }
- break;
- case GL_OPERAND0_ALPHA:
- case GL_OPERAND1_ALPHA:
- case GL_OPERAND2_ALPHA:
- if (ctx->Extensions.EXT_texture_env_combine ||
- ctx->Extensions.ARB_texture_env_combine) {
- const unsigned op_alpha = pname - GL_OPERAND0_ALPHA;
- *params = (GLfloat) texUnit->Combine.OperandA[op_alpha];
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
- }
- break;
- case GL_RGB_SCALE:
- if (ctx->Extensions.EXT_texture_env_combine ||
- ctx->Extensions.ARB_texture_env_combine) {
- if (texUnit->Combine.ScaleShiftRGB == 0)
- *params = 1.0;
- else if (texUnit->Combine.ScaleShiftRGB == 1)
- *params = 2.0;
- else
- *params = 4.0;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
- return;
- }
- break;
- case GL_ALPHA_SCALE:
- if (ctx->Extensions.EXT_texture_env_combine ||
- ctx->Extensions.ARB_texture_env_combine) {
- if (texUnit->Combine.ScaleShiftA == 0)
- *params = 1.0;
- else if (texUnit->Combine.ScaleShiftA == 1)
- *params = 2.0;
- else
- *params = 4.0;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)");
- return;
- }
- break;
- default:
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname=0x%x)", pname);
- }
- }
- else if (target == GL_TEXTURE_FILTER_CONTROL_EXT) {
- /* GL_EXT_texture_lod_bias */
- if (!ctx->Extensions.EXT_texture_lod_bias) {
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexEnvfv(target)" );
- return;
- }
- if (pname == GL_TEXTURE_LOD_BIAS_EXT) {
- *params = texUnit->LodBias;
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)" );
- return;
- }
- }
- else if (target == GL_POINT_SPRITE_NV) {
- /* GL_ARB_point_sprite / GL_NV_point_sprite */
- if (!ctx->Extensions.NV_point_sprite
- && !ctx->Extensions.ARB_point_sprite) {
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexEnvfv(target)" );
- return;
- }
- if (pname == GL_COORD_REPLACE_NV) {
- *params = (GLfloat) ctx->Point.CoordReplace[ctx->Texture.CurrentUnit];
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)" );
- return;
- }
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexEnvfv(target)" );
- return;
- }
-}
-
-
-void GLAPIENTRY
-_mesa_GetTexEnviv( GLenum target, GLenum pname, GLint *params )
-{
- GLuint maxUnit;
- const struct gl_texture_unit *texUnit;
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END(ctx);
-
- maxUnit = (target == GL_POINT_SPRITE_NV && pname == GL_COORD_REPLACE_NV)
- ? ctx->Const.MaxTextureCoordUnits : ctx->Const.MaxTextureImageUnits;
- if (ctx->Texture.CurrentUnit >= maxUnit) {
- _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexEnviv(current unit)");
- return;
- }
-
- texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
-
- if (target == GL_TEXTURE_ENV) {
- switch (pname) {
- case GL_TEXTURE_ENV_MODE:
- *params = (GLint) texUnit->EnvMode;
- break;
- case GL_TEXTURE_ENV_COLOR:
- params[0] = FLOAT_TO_INT( texUnit->EnvColor[0] );
- params[1] = FLOAT_TO_INT( texUnit->EnvColor[1] );
- params[2] = FLOAT_TO_INT( texUnit->EnvColor[2] );
- params[3] = FLOAT_TO_INT( texUnit->EnvColor[3] );
- break;
- case GL_COMBINE_RGB:
- if (ctx->Extensions.EXT_texture_env_combine ||
- ctx->Extensions.ARB_texture_env_combine) {
- *params = (GLint) texUnit->Combine.ModeRGB;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)");
- }
- break;
- case GL_COMBINE_ALPHA:
- if (ctx->Extensions.EXT_texture_env_combine ||
- ctx->Extensions.ARB_texture_env_combine) {
- *params = (GLint) texUnit->Combine.ModeA;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)");
- }
- break;
- 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 unsigned rgb_idx = pname - GL_SOURCE0_RGB;
- *params = (GLint) texUnit->Combine.SourceRGB[rgb_idx];
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)");
- }
- break;
- 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 unsigned alpha_idx = pname - GL_SOURCE0_ALPHA;
- *params = (GLint) texUnit->Combine.SourceA[alpha_idx];
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)");
- }
- break;
- case GL_OPERAND0_RGB:
- case GL_OPERAND1_RGB:
- case GL_OPERAND2_RGB:
- if (ctx->Extensions.EXT_texture_env_combine ||
- ctx->Extensions.ARB_texture_env_combine) {
- const unsigned op_rgb = pname - GL_OPERAND0_RGB;
- *params = (GLint) texUnit->Combine.OperandRGB[op_rgb];
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)");
- }
- break;
- case GL_OPERAND0_ALPHA:
- case GL_OPERAND1_ALPHA:
- case GL_OPERAND2_ALPHA:
- if (ctx->Extensions.EXT_texture_env_combine ||
- ctx->Extensions.ARB_texture_env_combine) {
- const unsigned op_alpha = pname - GL_OPERAND0_ALPHA;
- *params = (GLint) texUnit->Combine.OperandA[op_alpha];
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)");
- }
- break;
- case GL_RGB_SCALE:
- if (ctx->Extensions.EXT_texture_env_combine ||
- ctx->Extensions.ARB_texture_env_combine) {
- if (texUnit->Combine.ScaleShiftRGB == 0)
- *params = 1;
- else if (texUnit->Combine.ScaleShiftRGB == 1)
- *params = 2;
- else
- *params = 4;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)");
- return;
- }
- break;
- case GL_ALPHA_SCALE:
- if (ctx->Extensions.EXT_texture_env_combine ||
- ctx->Extensions.ARB_texture_env_combine) {
- if (texUnit->Combine.ScaleShiftA == 0)
- *params = 1;
- else if (texUnit->Combine.ScaleShiftA == 1)
- *params = 2;
- else
- *params = 4;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)");
- return;
- }
- break;
- default:
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname=0x%x)",
- pname);
- }
- }
- else if (target == GL_TEXTURE_FILTER_CONTROL_EXT) {
- /* GL_EXT_texture_lod_bias */
- if (!ctx->Extensions.EXT_texture_lod_bias) {
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexEnviv(target)" );
- return;
- }
- if (pname == GL_TEXTURE_LOD_BIAS_EXT) {
- *params = (GLint) texUnit->LodBias;
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)" );
- return;
- }
- }
- else if (target == GL_POINT_SPRITE_NV) {
- /* GL_ARB_point_sprite / GL_NV_point_sprite */
- if (!ctx->Extensions.NV_point_sprite
- && !ctx->Extensions.ARB_point_sprite) {
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexEnviv(target)" );
- return;
- }
- if (pname == GL_COORD_REPLACE_NV) {
- *params = (GLint) ctx->Point.CoordReplace[ctx->Texture.CurrentUnit];
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)" );
- return;
- }
- }
- else {
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexEnviv(target)" );
- return;
- }
-}
-
-
-
-
/**********************************************************************/
/* Texture Parameters */
/**********************************************************************/
+/**
+ * Check if a coordinate wrap mode is supported for the texture target.
+ * \return GL_TRUE if legal, GL_FALSE otherwise
+ */
static GLboolean
-_mesa_validate_texture_wrap_mode(GLcontext * ctx,
- GLenum target, GLenum eparam)
+validate_texture_wrap_mode(GLcontext * ctx, GLenum target, GLenum wrap)
{
const struct gl_extensions * const e = & ctx->Extensions;
- if (eparam == GL_CLAMP || eparam == GL_CLAMP_TO_EDGE ||
- (eparam == GL_CLAMP_TO_BORDER && e->ARB_texture_border_clamp)) {
+ if (wrap == GL_CLAMP || wrap == GL_CLAMP_TO_EDGE ||
+ (wrap == GL_CLAMP_TO_BORDER && e->ARB_texture_border_clamp)) {
/* any texture target */
return GL_TRUE;
}
else if (target != GL_TEXTURE_RECTANGLE_NV &&
- (eparam == GL_REPEAT ||
- (eparam == GL_MIRRORED_REPEAT &&
+ (wrap == GL_REPEAT ||
+ (wrap == GL_MIRRORED_REPEAT &&
e->ARB_texture_mirrored_repeat) ||
- (eparam == GL_MIRROR_CLAMP_EXT &&
+ (wrap == GL_MIRROR_CLAMP_EXT &&
(e->ATI_texture_mirror_once || e->EXT_texture_mirror_clamp)) ||
- (eparam == GL_MIRROR_CLAMP_TO_EDGE_EXT &&
+ (wrap == GL_MIRROR_CLAMP_TO_EDGE_EXT &&
(e->ATI_texture_mirror_once || e->EXT_texture_mirror_clamp)) ||
- (eparam == GL_MIRROR_CLAMP_TO_BORDER_EXT &&
+ (wrap == GL_MIRROR_CLAMP_TO_BORDER_EXT &&
(e->EXT_texture_mirror_clamp)))) {
/* non-rectangle texture */
return GL_TRUE;
_mesa_error( ctx, GL_INVALID_ENUM, "glTexParameter(target)" );
return;
}
- texObj = texUnit->CurrentCubeMap;
+ 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_RECTANGLE_NV:
- if (!ctx->Extensions.NV_texture_rectangle) {
+ case GL_TEXTURE_2D_ARRAY_EXT:
+ if (!ctx->Extensions.MESA_texture_array) {
_mesa_error( ctx, GL_INVALID_ENUM, "glTexParameter(target)" );
return;
}
- texObj = texUnit->CurrentRect;
+ texObj = texUnit->Current2DArray;
break;
default:
_mesa_error( ctx, GL_INVALID_ENUM, "glTexParameter(target)" );
case GL_TEXTURE_WRAP_S:
if (texObj->WrapS == eparam)
return;
- if (_mesa_validate_texture_wrap_mode(ctx, texObj->Target, eparam)) {
+ if (validate_texture_wrap_mode(ctx, texObj->Target, eparam)) {
FLUSH_VERTICES(ctx, _NEW_TEXTURE);
texObj->WrapS = eparam;
}
case GL_TEXTURE_WRAP_T:
if (texObj->WrapT == eparam)
return;
- if (_mesa_validate_texture_wrap_mode(ctx, texObj->Target, eparam)) {
+ if (validate_texture_wrap_mode(ctx, texObj->Target, eparam)) {
FLUSH_VERTICES(ctx, _NEW_TEXTURE);
texObj->WrapT = eparam;
}
case GL_TEXTURE_WRAP_R:
if (texObj->WrapR == eparam)
return;
- if (_mesa_validate_texture_wrap_mode(ctx, texObj->Target, eparam)) {
+ if (validate_texture_wrap_mode(ctx, texObj->Target, eparam)) {
FLUSH_VERTICES(ctx, _NEW_TEXTURE);
texObj->WrapR = eparam;
}
return;
}
- texObj->Complete = GL_FALSE;
+ texObj->_Complete = GL_FALSE;
if (ctx->Driver.TexParameter) {
(*ctx->Driver.TexParameter)( ctx, target, texObj, pname, params );
case GL_TEXTURE_RECTANGLE_NV:
case GL_PROXY_TEXTURE_RECTANGLE_NV:
return ctx->Extensions.NV_texture_rectangle ? 2 : 0;
+ case GL_TEXTURE_1D_ARRAY_EXT:
+ case GL_PROXY_TEXTURE_1D_ARRAY_EXT:
+ return ctx->Extensions.MESA_texture_array ? 2 : 0;
+ case GL_TEXTURE_2D_ARRAY_EXT:
+ case GL_PROXY_TEXTURE_2D_ARRAY_EXT:
+ return ctx->Extensions.MESA_texture_array ? 3 : 0;
default:
_mesa_problem(ctx, "bad target in _mesa_tex_target_dimensions()");
return 0;
-
-/**********************************************************************/
-/* Texture Coord Generation */
-/**********************************************************************/
-
-#if FEATURE_texgen
-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, ¶m);
-}
-
-
-void GLAPIENTRY
-_mesa_TexGeni( GLenum coord, GLenum pname, GLint param )
-{
- _mesa_TexGeniv( coord, pname, ¶m );
-}
-
-
-
-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;
- }
-}
-#endif
-
-
/* GL_ARB_multitexture */
void GLAPIENTRY
_mesa_ActiveTextureARB(GLenum texture)
}
+/**
+ * Update texture object's _Function field. We need to do this
+ * whenever any of the texture object's shadow-related fields change
+ * or when we start/stop using a fragment program.
+ *
+ * This function could be expanded someday to update additional per-object
+ * fields that depend on assorted state changes.
+ */
+static void
+update_texture_compare_function(GLcontext *ctx,
+ struct gl_texture_object *tObj)
+{
+ /* XXX temporarily disable this test since it breaks the GLSL
+ * shadow2D(), etc. functions.
+ */
+ if (0 /*ctx->FragmentProgram._Current*/) {
+ /* Texel/coordinate comparison is ignored for programs.
+ * See GL_ARB_fragment_program/shader spec for details.
+ */
+ tObj->_Function = GL_NONE;
+ }
+ else if (tObj->CompareFlag) {
+ /* GL_SGIX_shadow */
+ if (tObj->CompareOperator == GL_TEXTURE_LEQUAL_R_SGIX) {
+ tObj->_Function = GL_LEQUAL;
+ }
+ else {
+ ASSERT(tObj->CompareOperator == GL_TEXTURE_GEQUAL_R_SGIX);
+ tObj->_Function = GL_GEQUAL;
+ }
+ }
+ else if (tObj->CompareMode == GL_COMPARE_R_TO_TEXTURE_ARB) {
+ /* GL_ARB_shadow */
+ tObj->_Function = tObj->CompareFunc;
+ }
+ else {
+ tObj->_Function = GL_NONE; /* pass depth through as grayscale */
+ }
+}
+
+
/**
* Helper function for determining which texture object (1D, 2D, cube, etc)
* should actually be used.
struct gl_texture_object *texObj, GLuint textureBit)
{
if (!texUnit->_ReallyEnabled && (enableBits & textureBit)) {
- if (!texObj->Complete) {
+ if (!texObj->_Complete) {
_mesa_test_texobj_completeness(ctx, texObj);
}
- if (texObj->Complete) {
+ if (texObj->_Complete) {
texUnit->_ReallyEnabled = textureBit;
texUnit->_Current = texObj;
+ update_texture_compare_function(ctx, texObj);
}
}
}
* complete. That's the one we'll use for texturing. If we're using
* a fragment program we're guaranteed that bitcount(enabledBits) <= 1.
*/
+ texture_override(ctx, texUnit, enableBits,
+ texUnit->Current2DArray, TEXTURE_2D_ARRAY_BIT);
+ texture_override(ctx, texUnit, enableBits,
+ texUnit->Current1DArray, TEXTURE_1D_ARRAY_BIT);
texture_override(ctx, texUnit, enableBits,
texUnit->CurrentCubeMap, TEXTURE_CUBE_BIT);
texture_override(ctx, texUnit, enableBits,
if (!ctx->Texture.ProxyRect)
goto cleanup;
+ ctx->Texture.Proxy1DArray = (*ctx->Driver.NewTextureObject)(ctx, 0, GL_TEXTURE_1D_ARRAY_EXT);
+ if (!ctx->Texture.Proxy1DArray)
+ goto cleanup;
+
+ ctx->Texture.Proxy2DArray = (*ctx->Driver.NewTextureObject)(ctx, 0, GL_TEXTURE_2D_ARRAY_EXT);
+ if (!ctx->Texture.Proxy2DArray)
+ goto cleanup;
+
return GL_TRUE;
cleanup:
(ctx->Driver.DeleteTexture)(ctx, ctx->Texture.ProxyCubeMap);
if (ctx->Texture.ProxyRect)
(ctx->Driver.DeleteTexture)(ctx, ctx->Texture.ProxyRect);
+ if (ctx->Texture.Proxy1DArray)
+ (ctx->Driver.DeleteTexture)(ctx, ctx->Texture.Proxy1DArray);
+ if (ctx->Texture.Proxy2DArray)
+ (ctx->Driver.DeleteTexture)(ctx, ctx->Texture.Proxy2DArray);
return GL_FALSE;
}
texUnit->Current3D = ctx->Shared->Default3D;
texUnit->CurrentCubeMap = ctx->Shared->DefaultCubeMap;
texUnit->CurrentRect = ctx->Shared->DefaultRect;
+ texUnit->Current1DArray = ctx->Shared->Default1DArray;
+ texUnit->Current2DArray = ctx->Shared->Default2DArray;
}
ctx->Shared->Default3D->RefCount += MAX_TEXTURE_UNITS;
ctx->Shared->DefaultCubeMap->RefCount += MAX_TEXTURE_UNITS;
ctx->Shared->DefaultRect->RefCount += MAX_TEXTURE_UNITS;
+ ctx->Shared->Default1DArray->RefCount += MAX_TEXTURE_UNITS;
+ ctx->Shared->Default2DArray->RefCount += MAX_TEXTURE_UNITS;
/* Texture group */
ctx->Texture.CurrentUnit = 0; /* multitexture */
for (i=0; i<MAX_TEXTURE_UNITS; i++)
init_texture_unit( ctx, i );
ctx->Texture.SharedPalette = GL_FALSE;
+#if FEATURE_colortable
_mesa_init_colortable(&ctx->Texture.Palette);
-
- _mesa_TexEnvProgramCacheInit( ctx );
+#endif
/* Allocate proxy textures */
if (!alloc_proxy_textures( ctx ))
void
_mesa_free_texture_data(GLcontext *ctx)
{
- GLuint i;
-
/* Free proxy texture objects */
(ctx->Driver.DeleteTexture)(ctx, ctx->Texture.Proxy1D );
(ctx->Driver.DeleteTexture)(ctx, ctx->Texture.Proxy2D );
(ctx->Driver.DeleteTexture)(ctx, ctx->Texture.Proxy3D );
(ctx->Driver.DeleteTexture)(ctx, ctx->Texture.ProxyCubeMap );
(ctx->Driver.DeleteTexture)(ctx, ctx->Texture.ProxyRect );
+ (ctx->Driver.DeleteTexture)(ctx, ctx->Texture.Proxy1DArray );
+ (ctx->Driver.DeleteTexture)(ctx, ctx->Texture.Proxy2DArray );
- for (i = 0; i < MAX_TEXTURE_IMAGE_UNITS; i++)
- _mesa_free_colortable_data( &ctx->Texture.Unit[i].ColorTable );
-
- _mesa_TexEnvProgramCacheDestroy( ctx );
+#if FEATURE_colortable
+ {
+ GLuint i;
+ for (i = 0; i < MAX_TEXTURE_IMAGE_UNITS; i++)
+ _mesa_free_colortable_data( &ctx->Texture.Unit[i].ColorTable );
+ }
+#endif
}
projects / mesa.git / blobdiff