* Version: 7.5
*
* Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
- * Copyright (C) 1999-2009 VMware, Inc. 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"),
#include "main/texcompress.h"
#include "main/texparam.h"
#include "main/teximage.h"
+#include "shader/prog_instruction.h"
/**
return GL_TRUE;
}
- _mesa_error( ctx, GL_INVALID_VALUE, "glTexParameter(param)" );
+ _mesa_error( ctx, GL_INVALID_VALUE, "glTexParameter(param=0x%x)", wrap );
return GL_FALSE;
}
switch (target) {
case GL_TEXTURE_1D:
- return texUnit->Current1D;
+ return texUnit->CurrentTex[TEXTURE_1D_INDEX];
case GL_TEXTURE_2D:
- return texUnit->Current2D;
+ return texUnit->CurrentTex[TEXTURE_2D_INDEX];
case GL_TEXTURE_3D:
- return texUnit->Current3D;
+ return texUnit->CurrentTex[TEXTURE_3D_INDEX];
case GL_TEXTURE_CUBE_MAP:
if (ctx->Extensions.ARB_texture_cube_map) {
- return texUnit->CurrentCubeMap;
+ return texUnit->CurrentTex[TEXTURE_CUBE_INDEX];
}
break;
case GL_TEXTURE_RECTANGLE_NV:
if (ctx->Extensions.NV_texture_rectangle) {
- return texUnit->CurrentRect;
+ return texUnit->CurrentTex[TEXTURE_RECT_INDEX];
}
break;
case GL_TEXTURE_1D_ARRAY_EXT:
if (ctx->Extensions.MESA_texture_array) {
- return texUnit->Current1DArray;
+ return texUnit->CurrentTex[TEXTURE_1D_ARRAY_INDEX];
}
break;
case GL_TEXTURE_2D_ARRAY_EXT:
if (ctx->Extensions.MESA_texture_array) {
- return texUnit->Current2DArray;
+ return texUnit->CurrentTex[TEXTURE_2D_ARRAY_INDEX];
}
break;
default:
}
-/** Set an integer-valued texture parameter */
+/**
+ * Convert GL_RED/GREEN/BLUE/ALPHA/ZERO/ONE to SWIZZLE_X/Y/Z/W/ZERO/ONE.
+ * \return -1 if error.
+ */
+static GLint
+comp_to_swizzle(GLenum comp)
+{
+ switch (comp) {
+ case GL_RED:
+ return SWIZZLE_X;
+ case GL_GREEN:
+ return SWIZZLE_Y;
+ case GL_BLUE:
+ return SWIZZLE_Z;
+ case GL_ALPHA:
+ return SWIZZLE_W;
+ case GL_ZERO:
+ return SWIZZLE_ZERO;
+ case GL_ONE:
+ return SWIZZLE_ONE;
+ default:
+ return -1;
+ }
+}
+
+
static void
+set_swizzle_component(GLuint *swizzle, GLuint comp, GLuint swz)
+{
+ ASSERT(comp < 4);
+ ASSERT(swz <= SWIZZLE_NIL);
+ {
+ GLuint mask = 0x7 << (3 * comp);
+ GLuint s = (*swizzle & ~mask) | (swz << (3 * comp));
+ *swizzle = s;
+ }
+}
+
+
+/**
+ * This is called just prior to changing any texture object state.
+ * Any pending rendering will be flushed out, we'll set the _NEW_TEXTURE
+ * state flag and then mark the texture object as 'incomplete' so that any
+ * per-texture derived state gets recomputed.
+ */
+static INLINE void
+flush(GLcontext *ctx, struct gl_texture_object *texObj)
+{
+ FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ texObj->_Complete = GL_FALSE;
+}
+
+
+/**
+ * Set an integer-valued texture parameter
+ * \return GL_TRUE if legal AND the value changed, GL_FALSE otherwise
+ */
+static GLboolean
set_tex_parameteri(GLcontext *ctx,
struct gl_texture_object *texObj,
GLenum pname, const GLint *params)
switch (pname) {
case GL_TEXTURE_MIN_FILTER:
if (texObj->MinFilter == params[0])
- return;
+ return GL_FALSE;
switch (params[0]) {
case GL_NEAREST:
case GL_LINEAR:
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ flush(ctx, texObj);
texObj->MinFilter = params[0];
- return;
+ return GL_TRUE;
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);
+ flush(ctx, texObj);
texObj->MinFilter = params[0];
- return;
+ return GL_TRUE;
}
/* fall-through */
default:
- _mesa_error( ctx, GL_INVALID_VALUE, "glTexParameter(param)" );
+ _mesa_error( ctx, GL_INVALID_VALUE, "glTexParameter(param=0x%x)",
+ params[0] );
}
- return;
+ return GL_FALSE;
case GL_TEXTURE_MAG_FILTER:
if (texObj->MagFilter == params[0])
- return;
+ return GL_FALSE;
switch (params[0]) {
case GL_NEAREST:
case GL_LINEAR:
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ flush(ctx, texObj);
texObj->MagFilter = params[0];
- return;
+ return GL_TRUE;
default:
- _mesa_error( ctx, GL_INVALID_VALUE, "glTexParameter(param)" );
+ _mesa_error( ctx, GL_INVALID_VALUE, "glTexParameter(param=0x%x)",
+ params[0]);
}
- return;
+ return GL_FALSE;
case GL_TEXTURE_WRAP_S:
if (texObj->WrapS == params[0])
- return;
+ return GL_FALSE;
if (validate_texture_wrap_mode(ctx, texObj->Target, params[0])) {
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ flush(ctx, texObj);
texObj->WrapS = params[0];
+ return GL_TRUE;
}
- return;
+ return GL_FALSE;
case GL_TEXTURE_WRAP_T:
if (texObj->WrapT == params[0])
- return;
+ return GL_FALSE;
if (validate_texture_wrap_mode(ctx, texObj->Target, params[0])) {
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ flush(ctx, texObj);
texObj->WrapT = params[0];
+ return GL_TRUE;
}
- return;
+ return GL_FALSE;
case GL_TEXTURE_WRAP_R:
if (texObj->WrapR == params[0])
- return;
+ return GL_FALSE;
if (validate_texture_wrap_mode(ctx, texObj->Target, params[0])) {
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ flush(ctx, texObj);
texObj->WrapR = params[0];
+ return GL_TRUE;
}
- return;
+ return GL_FALSE;
case GL_TEXTURE_BASE_LEVEL:
if (texObj->BaseLevel == params[0])
- return;
+ return GL_FALSE;
if (params[0] < 0 ||
(texObj->Target == GL_TEXTURE_RECTANGLE_ARB && params[0] != 0)) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glTexParameter(param)");
- return;
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glTexParameter(param=%d)", params[0]);
+ return GL_FALSE;
}
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ flush(ctx, texObj);
texObj->BaseLevel = params[0];
- return;
+ return GL_TRUE;
case GL_TEXTURE_MAX_LEVEL:
if (texObj->MaxLevel == params[0])
- return;
+ return GL_FALSE;
if (params[0] < 0 || texObj->Target == GL_TEXTURE_RECTANGLE_ARB) {
- _mesa_error(ctx, GL_INVALID_OPERATION, "glTexParameter(param)");
- return;
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glTexParameter(param=%d)", params[0]);
+ return GL_FALSE;
}
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ flush(ctx, texObj);
texObj->MaxLevel = params[0];
- return;
-
- 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;
-
- 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->CompareOperator = params[0];
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glTexParameter(GL_TEXTURE_COMPARE_OPERATOR_SGIX)");
- }
- return;
+ return GL_TRUE;
case GL_GENERATE_MIPMAP_SGIS:
if (ctx->Extensions.SGIS_generate_mipmap) {
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texObj->GenerateMipmap = params[0] ? GL_TRUE : GL_FALSE;
+ if (texObj->GenerateMipmap != params[0]) {
+ flush(ctx, texObj);
+ texObj->GenerateMipmap = params[0] ? GL_TRUE : GL_FALSE;
+ return GL_TRUE;
+ }
+ return GL_FALSE;
}
else {
_mesa_error(ctx, GL_INVALID_ENUM,
"glTexParameter(pname=GL_GENERATE_MIPMAP_SGIS)");
}
- return;
+ return GL_FALSE;
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];
+ if (texObj->CompareMode != params[0]) {
+ flush(ctx, texObj);
+ texObj->CompareMode = params[0];
+ return GL_TRUE;
+ }
+ return GL_FALSE;
}
else {
_mesa_error(ctx, GL_INVALID_ENUM,
"glTexParameter(GL_TEXTURE_COMPARE_MODE_ARB)");
}
- return;
+ return GL_FALSE;
case GL_TEXTURE_COMPARE_FUNC_ARB:
if (ctx->Extensions.ARB_shadow) {
+ if (texObj->CompareFunc == params[0])
+ return GL_FALSE;
switch (params[0]) {
case GL_LEQUAL:
case GL_GEQUAL:
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ flush(ctx, texObj);
texObj->CompareFunc = params[0];
- return;
+ return GL_TRUE;
case GL_EQUAL:
case GL_NOTEQUAL:
case GL_LESS:
case GL_ALWAYS:
case GL_NEVER:
if (ctx->Extensions.EXT_shadow_funcs) {
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ flush(ctx, texObj);
texObj->CompareFunc = params[0];
- return;
+ return GL_TRUE;
}
/* fall-through */
default:
}
}
else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(param)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(pname=0x%x)", pname);
}
- return;
+ return GL_FALSE;
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];
+ if (texObj->DepthMode != params[0]) {
+ flush(ctx, texObj);
+ texObj->DepthMode = params[0];
+ return GL_TRUE;
+ }
}
else {
_mesa_error(ctx, GL_INVALID_ENUM,
"glTexParameter(GL_DEPTH_TEXTURE_MODE_ARB)");
}
- return;
+ return GL_FALSE;
#ifdef FEATURE_OES_draw_texture
case GL_TEXTURE_CROP_RECT_OES:
texObj->CropRect[1] = params[1];
texObj->CropRect[2] = params[2];
texObj->CropRect[3] = params[3];
- break;
+ return GL_TRUE;
#endif
+ case GL_TEXTURE_SWIZZLE_R_EXT:
+ case GL_TEXTURE_SWIZZLE_G_EXT:
+ case GL_TEXTURE_SWIZZLE_B_EXT:
+ case GL_TEXTURE_SWIZZLE_A_EXT:
+ if (ctx->Extensions.EXT_texture_swizzle) {
+ const GLuint comp = pname - GL_TEXTURE_SWIZZLE_R_EXT;
+ const GLint swz = comp_to_swizzle(params[0]);
+ if (swz < 0) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glTexParameter(swizzle 0x%x)", params[0]);
+ return GL_FALSE;
+ }
+ ASSERT(comp < 4);
+ if (swz >= 0) {
+ flush(ctx, texObj);
+ texObj->Swizzle[comp] = params[0];
+ set_swizzle_component(&texObj->_Swizzle, comp, swz);
+ return GL_TRUE;
+ }
+ }
+ _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(pname=0x%x)", pname);
+ return GL_FALSE;
+
+ case GL_TEXTURE_SWIZZLE_RGBA_EXT:
+ if (ctx->Extensions.EXT_texture_swizzle) {
+ GLuint comp;
+ flush(ctx, texObj);
+ for (comp = 0; comp < 4; comp++) {
+ const GLint swz = comp_to_swizzle(params[comp]);
+ if (swz >= 0) {
+ texObj->Swizzle[comp] = params[comp];
+ set_swizzle_component(&texObj->_Swizzle, comp, swz);
+ }
+ else {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glTexParameter(swizzle 0x%x)", params[comp]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+ }
+ _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(pname=0x%x)", pname);
+ return GL_FALSE;
+
default:
_mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(pname=0x%x)", pname);
}
+ return GL_FALSE;
}
-/** Set a float-valued texture parameter */
-static void
+/**
+ * Set a float-valued texture parameter
+ * \return GL_TRUE if legal AND the value changed, GL_FALSE otherwise
+ */
+static GLboolean
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);
+ return GL_FALSE;
+ flush(ctx, texObj);
texObj->MinLod = params[0];
- return;
+ return GL_TRUE;
case GL_TEXTURE_MAX_LOD:
if (texObj->MaxLod == params[0])
- return;
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ return GL_FALSE;
+ flush(ctx, texObj);
texObj->MaxLod = params[0];
- return;
+ return GL_TRUE;
case GL_TEXTURE_PRIORITY:
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ flush(ctx, texObj);
texObj->Priority = CLAMP(params[0], 0.0F, 1.0F);
- return;
+ return GL_TRUE;
case GL_TEXTURE_MAX_ANISOTROPY_EXT:
if (ctx->Extensions.EXT_texture_filter_anisotropic) {
+ if (texObj->MaxAnisotropy == params[0])
+ return GL_FALSE;
if (params[0] < 1.0) {
_mesa_error(ctx, GL_INVALID_VALUE, "glTexParameter(param)" );
- return;
+ return GL_FALSE;
}
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ flush(ctx, texObj);
/* clamp to max, that's what NVIDIA does */
texObj->MaxAnisotropy = MIN2(params[0],
ctx->Const.MaxTextureMaxAnisotropy);
+ return GL_TRUE;
}
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);
+ return GL_FALSE;
+
+ case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB:
+ if (ctx->Extensions.ARB_shadow_ambient) {
+ if (texObj->CompareFailValue != params[0]) {
+ flush(ctx, texObj);
+ texObj->CompareFailValue = CLAMP(params[0], 0.0F, 1.0F);
+ return GL_TRUE;
+ }
}
else {
_mesa_error(ctx, GL_INVALID_ENUM,
- "glTexParameter(pname=GL_SHADOW_AMBIENT_SGIX)");
+ "glTexParameter(pname=GL_TEXTURE_COMPARE_FAIL_VALUE_ARB)");
}
- return;
+ return GL_FALSE;
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);
+ flush(ctx, texObj);
texObj->LodBias = params[0];
+ return GL_TRUE;
}
+ return GL_FALSE;
}
break;
case GL_TEXTURE_BORDER_COLOR:
- FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ flush(ctx, texObj);
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;
+ return GL_TRUE;
default:
_mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(pname=0x%x)", pname);
}
+ return GL_FALSE;
}
void GLAPIENTRY
_mesa_TexParameterf(GLenum target, GLenum pname, GLfloat param)
{
+ GLboolean need_update;
struct gl_texture_object *texObj;
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
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:
{
/* convert float param to int */
GLint p = (GLint) param;
- set_tex_parameteri(ctx, texObj, pname, &p);
+ need_update = set_tex_parameteri(ctx, texObj, pname, &p);
}
- return;
+ break;
default:
/* this will generate an error if pname is illegal */
- set_tex_parameterf(ctx, texObj, pname, ¶m);
+ need_update = set_tex_parameterf(ctx, texObj, pname, ¶m);
}
- texObj->_Complete = GL_FALSE;
-
- if (ctx->Driver.TexParameter && ctx->ErrorValue == GL_NO_ERROR) {
+ if (ctx->Driver.TexParameter && need_update) {
ctx->Driver.TexParameter(ctx, target, texObj, pname, ¶m);
}
}
void GLAPIENTRY
_mesa_TexParameterfv(GLenum target, GLenum pname, const GLfloat *params)
{
+ GLboolean need_update;
struct gl_texture_object *texObj;
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
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:
{
/* convert float param to int */
GLint p = (GLint) params[0];
- set_tex_parameteri(ctx, texObj, pname, &p);
+ need_update = set_tex_parameteri(ctx, texObj, pname, &p);
}
break;
iparams[1] = (GLint) params[1];
iparams[2] = (GLint) params[2];
iparams[3] = (GLint) params[3];
- set_tex_parameteri(ctx, target, iparams);
+ need_update = set_tex_parameteri(ctx, target, iparams);
}
break;
#endif
default:
/* this will generate an error if pname is illegal */
- set_tex_parameterf(ctx, texObj, pname, params);
+ need_update = set_tex_parameterf(ctx, texObj, pname, params);
}
- texObj->_Complete = GL_FALSE;
-
- if (ctx->Driver.TexParameter && ctx->ErrorValue == GL_NO_ERROR) {
+ if (ctx->Driver.TexParameter && need_update) {
ctx->Driver.TexParameter(ctx, target, texObj, pname, params);
}
}
void GLAPIENTRY
_mesa_TexParameteri(GLenum target, GLenum pname, GLint param)
{
+ GLboolean need_update;
struct gl_texture_object *texObj;
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
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 */
+ case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB:
{
GLfloat fparam = (GLfloat) param;
/* convert int param to float */
- set_tex_parameterf(ctx, texObj, pname, &fparam);
+ need_update = 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);
+ need_update = set_tex_parameteri(ctx, texObj, pname, ¶m);
}
- texObj->_Complete = GL_FALSE;
-
- if (ctx->Driver.TexParameter && ctx->ErrorValue == GL_NO_ERROR) {
+ if (ctx->Driver.TexParameter && need_update) {
GLfloat fparam = (GLfloat) param;
ctx->Driver.TexParameter(ctx, target, texObj, pname, &fparam);
}
void GLAPIENTRY
_mesa_TexParameteriv(GLenum target, GLenum pname, const GLint *params)
{
+ GLboolean need_update;
struct gl_texture_object *texObj;
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
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);
+ need_update = set_tex_parameterf(ctx, texObj, pname, fparams);
}
break;
case GL_TEXTURE_MIN_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 */
+ case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB:
{
/* convert int param to float */
GLfloat fparam = (GLfloat) params[0];
- set_tex_parameterf(ctx, texObj, pname, &fparam);
+ need_update = 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);
+ need_update = set_tex_parameteri(ctx, texObj, pname, params);
}
- texObj->_Complete = GL_FALSE;
-
- if (ctx->Driver.TexParameter && ctx->ErrorValue == GL_NO_ERROR) {
+ if (ctx->Driver.TexParameter && need_update) {
GLfloat fparams[4];
fparams[0] = INT_TO_FLOAT(params[0]);
if (pname == GL_TEXTURE_BORDER_COLOR ||
/* GL_ARB_texture_compression */
case GL_TEXTURE_COMPRESSED_IMAGE_SIZE:
- if (ctx->Extensions.ARB_texture_compression) {
- if (img->IsCompressed && !isProxy) {
- /* Don't use ctx->Driver.CompressedTextureSize() since that
- * may returned a padded hardware size.
- */
- *params = _mesa_compressed_texture_size(ctx, img->Width,
- img->Height, img->Depth,
- img->TexFormat->MesaFormat);
- }
- else {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glGetTexLevelParameter[if]v(pname)");
- }
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glGetTexLevelParameter[if]v(pname)");
- }
+ if (img->IsCompressed && !isProxy) {
+ /* Don't use ctx->Driver.CompressedTextureSize() since that
+ * may returned a padded hardware size.
+ */
+ *params = _mesa_compressed_texture_size(ctx, img->Width,
+ img->Height, img->Depth,
+ img->TexFormat->MesaFormat);
+ }
+ else {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glGetTexLevelParameter[if]v(pname)");
+ }
break;
case GL_TEXTURE_COMPRESSED:
- if (ctx->Extensions.ARB_texture_compression) {
- *params = (GLint) img->IsCompressed;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glGetTexLevelParameter[if]v(pname)");
- }
+ *params = (GLint) img->IsCompressed;
break;
/* GL_ARB_texture_float */
*params = obj->MaxAnisotropy;
}
else
- error = 1;
+ error = GL_TRUE;
break;
- case GL_TEXTURE_COMPARE_SGIX:
- if (ctx->Extensions.SGIX_shadow) {
- *params = (GLfloat) obj->CompareFlag;
+ case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB:
+ if (ctx->Extensions.ARB_shadow_ambient) {
+ *params = obj->CompareFailValue;
}
else
- error = 1;
- break;
- case GL_TEXTURE_COMPARE_OPERATOR_SGIX:
- if (ctx->Extensions.SGIX_shadow) {
- *params = (GLfloat) obj->CompareOperator;
- }
- else
- error = 1;
- break;
- case GL_SHADOW_AMBIENT_SGIX: /* aka GL_TEXTURE_COMPARE_FAIL_VALUE_ARB */
- if (ctx->Extensions.SGIX_shadow_ambient) {
- *params = obj->ShadowAmbient;
- }
- else
- error = 1;
+ error = GL_TRUE;
break;
case GL_GENERATE_MIPMAP_SGIS:
if (ctx->Extensions.SGIS_generate_mipmap) {
*params = (GLfloat) obj->GenerateMipmap;
}
else
- error = 1;
+ error = GL_TRUE;
break;
case GL_TEXTURE_COMPARE_MODE_ARB:
if (ctx->Extensions.ARB_shadow) {
*params = (GLfloat) obj->CompareMode;
}
else
- error = 1;
+ error = GL_TRUE;
break;
case GL_TEXTURE_COMPARE_FUNC_ARB:
if (ctx->Extensions.ARB_shadow) {
*params = (GLfloat) obj->CompareFunc;
}
else
- error = 1;
+ error = GL_TRUE;
break;
case GL_DEPTH_TEXTURE_MODE_ARB:
if (ctx->Extensions.ARB_depth_texture) {
*params = (GLfloat) obj->DepthMode;
}
else
- error = 1;
+ error = GL_TRUE;
break;
case GL_TEXTURE_LOD_BIAS:
if (ctx->Extensions.EXT_texture_lod_bias) {
*params = obj->LodBias;
}
else
- error = 1;
+ error = GL_TRUE;
break;
#ifdef FEATURE_OES_draw_texture
case GL_TEXTURE_CROP_RECT_OES:
params[3] = obj->CropRect[3];
break;
#endif
+
+ case GL_TEXTURE_SWIZZLE_R_EXT:
+ case GL_TEXTURE_SWIZZLE_G_EXT:
+ case GL_TEXTURE_SWIZZLE_B_EXT:
+ case GL_TEXTURE_SWIZZLE_A_EXT:
+ if (ctx->Extensions.EXT_texture_swizzle) {
+ GLuint comp = pname - GL_TEXTURE_SWIZZLE_R_EXT;
+ *params = (GLfloat) obj->Swizzle[comp];
+ }
+ else {
+ error = GL_TRUE;
+ }
+ break;
+
+ case GL_TEXTURE_SWIZZLE_RGBA_EXT:
+ if (ctx->Extensions.EXT_texture_swizzle) {
+ GLuint comp;
+ for (comp = 0; comp < 4; comp++) {
+ params[comp] = (GLfloat) obj->Swizzle[comp];
+ }
+ }
+ else {
+ error = GL_TRUE;
+ }
+ break;
+
default:
- error = 1;
+ error = GL_TRUE;
break;
}
+
if (error)
_mesa_error(ctx, GL_INVALID_ENUM, "glGetTexParameterfv(pname=0x%x)",
pname);
{
struct gl_texture_unit *texUnit;
struct gl_texture_object *obj;
+ GLboolean error = GL_FALSE;
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
switch (pname) {
case GL_TEXTURE_MAG_FILTER:
*params = (GLint) obj->MagFilter;
- return;
+ break;;
case GL_TEXTURE_MIN_FILTER:
*params = (GLint) obj->MinFilter;
- return;
+ break;;
case GL_TEXTURE_WRAP_S:
*params = (GLint) obj->WrapS;
- return;
+ break;;
case GL_TEXTURE_WRAP_T:
*params = (GLint) obj->WrapT;
- return;
+ break;;
case GL_TEXTURE_WRAP_R:
*params = (GLint) obj->WrapR;
- return;
+ break;;
case GL_TEXTURE_BORDER_COLOR:
{
GLfloat b[4];
params[2] = FLOAT_TO_INT(b[2]);
params[3] = FLOAT_TO_INT(b[3]);
}
- return;
+ break;;
case GL_TEXTURE_RESIDENT:
{
GLboolean resident;
resident = GL_TRUE;
*params = (GLint) resident;
}
- return;
+ break;;
case GL_TEXTURE_PRIORITY:
*params = FLOAT_TO_INT(obj->Priority);
- return;
+ break;;
case GL_TEXTURE_MIN_LOD:
*params = (GLint) obj->MinLod;
- return;
+ break;;
case GL_TEXTURE_MAX_LOD:
*params = (GLint) obj->MaxLod;
- return;
+ break;;
case GL_TEXTURE_BASE_LEVEL:
*params = obj->BaseLevel;
- return;
+ break;;
case GL_TEXTURE_MAX_LEVEL:
*params = obj->MaxLevel;
- return;
+ break;;
case GL_TEXTURE_MAX_ANISOTROPY_EXT:
if (ctx->Extensions.EXT_texture_filter_anisotropic) {
*params = (GLint) obj->MaxAnisotropy;
- return;
}
- break;
- case GL_TEXTURE_COMPARE_SGIX:
- if (ctx->Extensions.SGIX_shadow) {
- *params = (GLint) obj->CompareFlag;
- return;
+ else {
+ error = GL_TRUE;
}
break;
- case GL_TEXTURE_COMPARE_OPERATOR_SGIX:
- if (ctx->Extensions.SGIX_shadow) {
- *params = (GLint) obj->CompareOperator;
- return;
+ case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB:
+ if (ctx->Extensions.ARB_shadow_ambient) {
+ *params = (GLint) FLOAT_TO_INT(obj->CompareFailValue);
}
- break;
- case GL_SHADOW_AMBIENT_SGIX: /* aka GL_TEXTURE_COMPARE_FAIL_VALUE_ARB */
- if (ctx->Extensions.SGIX_shadow_ambient) {
- *params = (GLint) FLOAT_TO_INT(obj->ShadowAmbient);
- return;
+ else {
+ error = GL_TRUE;
}
break;
case GL_GENERATE_MIPMAP_SGIS:
if (ctx->Extensions.SGIS_generate_mipmap) {
*params = (GLint) obj->GenerateMipmap;
- return;
+ }
+ else {
+ error = GL_TRUE;
}
break;
case GL_TEXTURE_COMPARE_MODE_ARB:
if (ctx->Extensions.ARB_shadow) {
*params = (GLint) obj->CompareMode;
- return;
+ }
+ else {
+ error = GL_TRUE;
}
break;
case GL_TEXTURE_COMPARE_FUNC_ARB:
if (ctx->Extensions.ARB_shadow) {
*params = (GLint) obj->CompareFunc;
- return;
+ }
+ else {
+ error = GL_TRUE;
}
break;
case GL_DEPTH_TEXTURE_MODE_ARB:
if (ctx->Extensions.ARB_depth_texture) {
*params = (GLint) obj->DepthMode;
- return;
+ }
+ else {
+ error = GL_TRUE;
}
break;
case GL_TEXTURE_LOD_BIAS:
if (ctx->Extensions.EXT_texture_lod_bias) {
*params = (GLint) obj->LodBias;
- return;
+ }
+ else {
+ error = GL_TRUE;
}
break;
#ifdef FEATURE_OES_draw_texture
params[3] = obj->CropRect[3];
break;
#endif
+ case GL_TEXTURE_SWIZZLE_R_EXT:
+ case GL_TEXTURE_SWIZZLE_G_EXT:
+ case GL_TEXTURE_SWIZZLE_B_EXT:
+ case GL_TEXTURE_SWIZZLE_A_EXT:
+ if (ctx->Extensions.EXT_texture_swizzle) {
+ GLuint comp = pname - GL_TEXTURE_SWIZZLE_R_EXT;
+ *params = obj->Swizzle[comp];
+ }
+ else {
+ error = GL_TRUE;
+ }
+ break;
+
+ case GL_TEXTURE_SWIZZLE_RGBA_EXT:
+ if (ctx->Extensions.EXT_texture_swizzle) {
+ COPY_4V(params, obj->Swizzle);
+ }
+ else {
+ error = GL_TRUE;
+ }
+ break;
+
default:
; /* silence warnings */
}
- /* If we get here, pname was an unrecognized enum */
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexParameteriv(pname=0x%x)", pname);
+
+ if (error)
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexParameteriv(pname=0x%x)",
+ pname);
+
+ _mesa_unlock_texture(ctx, obj);
}