/*
* Mesa 3-D graphics library
- * Version: 7.5
*
* Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
* Copyright (C) 2009 VMware, Inc. All Rights Reserved.
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
*/
-/**
+/**
* \file texparam.c
*
* glTexParameter-related functions
*/
-
+#include <stdbool.h>
#include "main/glheader.h"
+#include "main/blend.h"
+#include "main/colormac.h"
#include "main/context.h"
#include "main/enums.h"
-#include "main/colormac.h"
+#include "main/formats.h"
+#include "main/glformats.h"
#include "main/macros.h"
+#include "main/mtypes.h"
+#include "main/state.h"
#include "main/texcompress.h"
+#include "main/texobj.h"
#include "main/texparam.h"
#include "main/teximage.h"
#include "main/texstate.h"
-#include "shader/prog_instruction.h"
+#include "program/prog_instruction.h"
/**
* Check if a coordinate wrap mode is supported for the texture target.
* \return GL_TRUE if legal, GL_FALSE otherwise
*/
-static GLboolean
-validate_texture_wrap_mode(GLcontext * ctx, GLenum target, GLenum wrap)
+static GLboolean
+validate_texture_wrap_mode(struct gl_context * ctx, GLenum target, GLenum wrap)
{
const struct gl_extensions * const e = & ctx->Extensions;
+ const bool is_desktop_gl = _mesa_is_desktop_gl(ctx);
+ bool supported;
+
+ switch (wrap) {
+ case GL_CLAMP:
+ /* GL_CLAMP was removed in the core profile, and it has never existed in
+ * OpenGL ES.
+ */
+ supported = (ctx->API == API_OPENGL_COMPAT)
+ && (target != GL_TEXTURE_EXTERNAL_OES);
+ break;
- 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 &&
- (wrap == GL_REPEAT ||
- (wrap == GL_MIRRORED_REPEAT &&
- e->ARB_texture_mirrored_repeat) ||
- (wrap == GL_MIRROR_CLAMP_EXT &&
- (e->ATI_texture_mirror_once || e->EXT_texture_mirror_clamp)) ||
- (wrap == GL_MIRROR_CLAMP_TO_EDGE_EXT &&
- (e->ATI_texture_mirror_once || e->EXT_texture_mirror_clamp)) ||
- (wrap == GL_MIRROR_CLAMP_TO_BORDER_EXT &&
- (e->EXT_texture_mirror_clamp)))) {
- /* non-rectangle texture */
- return GL_TRUE;
+ case GL_CLAMP_TO_EDGE:
+ supported = true;
+ break;
+
+ case GL_CLAMP_TO_BORDER:
+ supported = is_desktop_gl && e->ARB_texture_border_clamp
+ && (target != GL_TEXTURE_EXTERNAL_OES);
+ break;
+
+ case GL_REPEAT:
+ case GL_MIRRORED_REPEAT:
+ supported = (target != GL_TEXTURE_RECTANGLE_NV)
+ && (target != GL_TEXTURE_EXTERNAL_OES);
+ break;
+
+ case GL_MIRROR_CLAMP_EXT:
+ supported = is_desktop_gl
+ && (e->ATI_texture_mirror_once || e->EXT_texture_mirror_clamp)
+ && (target != GL_TEXTURE_RECTANGLE_NV)
+ && (target != GL_TEXTURE_EXTERNAL_OES);
+ break;
+
+ case GL_MIRROR_CLAMP_TO_EDGE_EXT:
+ supported = is_desktop_gl
+ && (e->ATI_texture_mirror_once || e->EXT_texture_mirror_clamp || e->ARB_texture_mirror_clamp_to_edge)
+ && (target != GL_TEXTURE_RECTANGLE_NV)
+ && (target != GL_TEXTURE_EXTERNAL_OES);
+ break;
+
+ case GL_MIRROR_CLAMP_TO_BORDER_EXT:
+ supported = is_desktop_gl && e->EXT_texture_mirror_clamp
+ && (target != GL_TEXTURE_RECTANGLE_NV)
+ && (target != GL_TEXTURE_EXTERNAL_OES);
+ break;
+
+ default:
+ supported = false;
+ break;
}
- _mesa_error( ctx, GL_INVALID_VALUE, "glTexParameter(param=0x%x)", wrap );
- return GL_FALSE;
+ if (!supported)
+ _mesa_error( ctx, GL_INVALID_ENUM, "glTexParameter(param=0x%x)", wrap );
+
+ return supported;
}
/**
* Get current texture object for given target.
- * Return NULL if any error.
+ * Return NULL if any error (and record the error).
+ * Note that this is different from _mesa_get_current_tex_object() in that
+ * proxy targets are not accepted.
+ * Only the glGetTexLevelParameter() functions accept proxy targets.
*/
static struct gl_texture_object *
-get_texobj(GLcontext *ctx, GLenum target)
+get_texobj_by_target(struct gl_context *ctx, GLenum target, GLboolean get)
{
struct gl_texture_unit *texUnit;
+ int targetIndex;
- if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureImageUnits) {
- _mesa_error(ctx, GL_INVALID_OPERATION, "glTexParameter(current unit)");
+ if (ctx->Texture.CurrentUnit >= ctx->Const.MaxCombinedTextureImageUnits) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "gl%sTexParameter(current unit)", get ? "Get" : "");
return NULL;
}
texUnit = _mesa_get_current_tex_unit(ctx);
- switch (target) {
+ targetIndex = _mesa_tex_target_to_index(ctx, target);
+ if (targetIndex < 0 || targetIndex == TEXTURE_BUFFER_INDEX) {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "gl%sTexParameter(target)", get ? "Get" : "");
+ return NULL;
+ }
+ assert(targetIndex < NUM_TEXTURE_TARGETS);
+
+ return texUnit->CurrentTex[targetIndex];
+}
+
+/**
+ * Get current texture object for given name.
+ * Return NULL if any error (and record the error).
+ * Note that proxy targets are not accepted.
+ * Only the glGetTexLevelParameter() functions accept proxy targets.
+ */
+static struct gl_texture_object *
+get_texobj_by_name(struct gl_context *ctx, GLuint texture, GLboolean get)
+{
+ struct gl_texture_object *texObj;
+
+ texObj = _mesa_lookup_texture(ctx, texture);
+ if (!texObj) {
+ /*
+ * User passed a non-generated name.
+ * Throw the error in the caller.
+ */
+ return NULL;
+ }
+
+ switch (texObj->Target) {
case GL_TEXTURE_1D:
- return texUnit->CurrentTex[TEXTURE_1D_INDEX];
+ case GL_TEXTURE_1D_ARRAY:
case GL_TEXTURE_2D:
- return texUnit->CurrentTex[TEXTURE_2D_INDEX];
+ case GL_TEXTURE_2D_ARRAY:
+ case GL_TEXTURE_2D_MULTISAMPLE:
+ case GL_TEXTURE_2D_MULTISAMPLE_ARRAY:
case GL_TEXTURE_3D:
- return texUnit->CurrentTex[TEXTURE_3D_INDEX];
case GL_TEXTURE_CUBE_MAP:
- if (ctx->Extensions.ARB_texture_cube_map) {
- return texUnit->CurrentTex[TEXTURE_CUBE_INDEX];
- }
- break;
- case GL_TEXTURE_RECTANGLE_NV:
- if (ctx->Extensions.NV_texture_rectangle) {
- return texUnit->CurrentTex[TEXTURE_RECT_INDEX];
- }
- break;
- case GL_TEXTURE_1D_ARRAY_EXT:
- if (ctx->Extensions.MESA_texture_array) {
- return texUnit->CurrentTex[TEXTURE_1D_ARRAY_INDEX];
- }
- break;
- case GL_TEXTURE_2D_ARRAY_EXT:
- if (ctx->Extensions.MESA_texture_array) {
- return texUnit->CurrentTex[TEXTURE_2D_ARRAY_INDEX];
- }
- break;
+ case GL_TEXTURE_CUBE_MAP_ARRAY:
+ case GL_TEXTURE_RECTANGLE:
+ return texObj;
default:
- ;
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "gl%sTextureParameter(target)", get ? "Get" : "");
+ return NULL;
}
- _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(target)");
- return NULL;
}
/**
- * This is called just prior to changing any texture object state.
+ * This is called just prior to changing any texture object state which
+ * will not affect texture completeness.
+ */
+static inline void
+flush(struct gl_context *ctx)
+{
+ FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+}
+
+
+/**
+ * This is called just prior to changing any texture object state which
+ * could affect texture completeness (texture base level, max level).
* 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)
+static inline void
+incomplete(struct gl_context *ctx, struct gl_texture_object *texObj)
{
FLUSH_VERTICES(ctx, _NEW_TEXTURE);
- texObj->_Complete = GL_FALSE;
+ _mesa_dirty_texobj(ctx, texObj);
+}
+
+
+static GLboolean
+target_allows_setting_sampler_parameters(GLenum target)
+{
+ switch (target) {
+ case GL_TEXTURE_2D_MULTISAMPLE:
+ case GL_TEXTURE_2D_MULTISAMPLE_ARRAY:
+ return GL_FALSE;
+
+ default:
+ return GL_TRUE;
+ }
}
* \return GL_TRUE if legal AND the value changed, GL_FALSE otherwise
*/
static GLboolean
-set_tex_parameteri(GLcontext *ctx,
+set_tex_parameteri(struct gl_context *ctx,
struct gl_texture_object *texObj,
- GLenum pname, const GLint *params)
+ GLenum pname, const GLint *params, bool dsa)
{
+ const char *suffix = dsa ? "ture" : "";
+
switch (pname) {
case GL_TEXTURE_MIN_FILTER:
- if (texObj->MinFilter == params[0])
+ if (!target_allows_setting_sampler_parameters(texObj->Target))
+ goto invalid_enum;
+
+ if (texObj->Sampler.MinFilter == params[0])
return GL_FALSE;
switch (params[0]) {
case GL_NEAREST:
case GL_LINEAR:
- flush(ctx, texObj);
- texObj->MinFilter = params[0];
+ flush(ctx);
+ texObj->Sampler.MinFilter = params[0];
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(ctx, texObj);
- texObj->MinFilter = params[0];
+ if (texObj->Target != GL_TEXTURE_RECTANGLE_NV &&
+ texObj->Target != GL_TEXTURE_EXTERNAL_OES) {
+ flush(ctx);
+ texObj->Sampler.MinFilter = params[0];
return GL_TRUE;
}
/* fall-through */
default:
- _mesa_error( ctx, GL_INVALID_VALUE, "glTexParameter(param=0x%x)",
- params[0] );
+ goto invalid_param;
}
return GL_FALSE;
case GL_TEXTURE_MAG_FILTER:
- if (texObj->MagFilter == params[0])
+ if (!target_allows_setting_sampler_parameters(texObj->Target))
+ goto invalid_enum;
+
+ if (texObj->Sampler.MagFilter == params[0])
return GL_FALSE;
switch (params[0]) {
case GL_NEAREST:
case GL_LINEAR:
- flush(ctx, texObj);
- texObj->MagFilter = params[0];
+ flush(ctx); /* does not effect completeness */
+ texObj->Sampler.MagFilter = params[0];
return GL_TRUE;
default:
- _mesa_error( ctx, GL_INVALID_VALUE, "glTexParameter(param=0x%x)",
- params[0]);
+ goto invalid_param;
}
return GL_FALSE;
case GL_TEXTURE_WRAP_S:
- if (texObj->WrapS == params[0])
+ if (!target_allows_setting_sampler_parameters(texObj->Target))
+ goto invalid_enum;
+
+ if (texObj->Sampler.WrapS == params[0])
return GL_FALSE;
if (validate_texture_wrap_mode(ctx, texObj->Target, params[0])) {
- flush(ctx, texObj);
- texObj->WrapS = params[0];
+ flush(ctx);
+ texObj->Sampler.WrapS = params[0];
return GL_TRUE;
}
return GL_FALSE;
case GL_TEXTURE_WRAP_T:
- if (texObj->WrapT == params[0])
+ if (!target_allows_setting_sampler_parameters(texObj->Target))
+ goto invalid_enum;
+
+ if (texObj->Sampler.WrapT == params[0])
return GL_FALSE;
if (validate_texture_wrap_mode(ctx, texObj->Target, params[0])) {
- flush(ctx, texObj);
- texObj->WrapT = params[0];
+ flush(ctx);
+ texObj->Sampler.WrapT = params[0];
return GL_TRUE;
}
return GL_FALSE;
case GL_TEXTURE_WRAP_R:
- if (texObj->WrapR == params[0])
+ if (!target_allows_setting_sampler_parameters(texObj->Target))
+ goto invalid_enum;
+
+ if (texObj->Sampler.WrapR == params[0])
return GL_FALSE;
if (validate_texture_wrap_mode(ctx, texObj->Target, params[0])) {
- flush(ctx, texObj);
- texObj->WrapR = params[0];
+ flush(ctx);
+ texObj->Sampler.WrapR = params[0];
return GL_TRUE;
}
return GL_FALSE;
case GL_TEXTURE_BASE_LEVEL:
+ if (!_mesa_is_desktop_gl(ctx) && !_mesa_is_gles3(ctx))
+ goto invalid_pname;
+
if (texObj->BaseLevel == params[0])
return GL_FALSE;
- if (params[0] < 0 ||
- (texObj->Target == GL_TEXTURE_RECTANGLE_ARB && params[0] != 0)) {
+
+ if ((texObj->Target == GL_TEXTURE_2D_MULTISAMPLE ||
+ texObj->Target == GL_TEXTURE_2D_MULTISAMPLE_ARRAY) && params[0] != 0)
+ goto invalid_operation;
+
+ if (params[0] < 0) {
_mesa_error(ctx, GL_INVALID_VALUE,
- "glTexParameter(param=%d)", params[0]);
+ "glTex%sParameter(param=%d)", suffix, params[0]);
+ return GL_FALSE;
+ }
+ if (texObj->Target == GL_TEXTURE_RECTANGLE_ARB && params[0] != 0) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glTex%sParameter(target=%s, param=%d)", suffix,
+ _mesa_lookup_enum_by_nr(texObj->Target), params[0]);
return GL_FALSE;
}
- flush(ctx, texObj);
- texObj->BaseLevel = params[0];
+ incomplete(ctx, texObj);
+
+ /** See note about ARB_texture_storage below */
+ if (texObj->Immutable)
+ texObj->BaseLevel = MIN2(texObj->ImmutableLevels - 1, params[0]);
+ else
+ texObj->BaseLevel = params[0];
+
return GL_TRUE;
case GL_TEXTURE_MAX_LEVEL:
if (texObj->MaxLevel == params[0])
return GL_FALSE;
- if (params[0] < 0 || texObj->Target == GL_TEXTURE_RECTANGLE_ARB) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glTexParameter(param=%d)", params[0]);
+
+ if (params[0] < 0 ||
+ (texObj->Target == GL_TEXTURE_RECTANGLE_ARB && params[0] > 0)) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glTex%sParameter(param=%d)", suffix,
+ params[0]);
return GL_FALSE;
}
- flush(ctx, texObj);
- texObj->MaxLevel = params[0];
+ incomplete(ctx, texObj);
+
+ /** From ARB_texture_storage:
+ * However, if TEXTURE_IMMUTABLE_FORMAT is TRUE, then level_base is
+ * clamped to the range [0, <levels> - 1] and level_max is then clamped to
+ * the range [level_base, <levels> - 1], where <levels> is the parameter
+ * passed the call to TexStorage* for the texture object.
+ */
+ if (texObj->Immutable)
+ texObj->MaxLevel = CLAMP(params[0], texObj->BaseLevel,
+ texObj->ImmutableLevels - 1);
+ else
+ texObj->MaxLevel = params[0];
+
return GL_TRUE;
case GL_GENERATE_MIPMAP_SGIS:
- if (ctx->Extensions.SGIS_generate_mipmap) {
- 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)");
+ if (ctx->API != API_OPENGL_COMPAT && ctx->API != API_OPENGLES)
+ goto invalid_pname;
+
+ if (params[0] && texObj->Target == GL_TEXTURE_EXTERNAL_OES)
+ goto invalid_param;
+ if (texObj->GenerateMipmap != params[0]) {
+ /* no flush() */
+ texObj->GenerateMipmap = params[0] ? GL_TRUE : GL_FALSE;
+ return GL_TRUE;
}
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)) {
- if (texObj->CompareMode != params[0]) {
- flush(ctx, texObj);
- texObj->CompareMode = params[0];
+ if ((_mesa_is_desktop_gl(ctx) && ctx->Extensions.ARB_shadow)
+ || _mesa_is_gles3(ctx)) {
+
+ if (!target_allows_setting_sampler_parameters(texObj->Target))
+ goto invalid_enum;
+
+ if (texObj->Sampler.CompareMode == params[0])
+ return GL_FALSE;
+ if (params[0] == GL_NONE ||
+ params[0] == GL_COMPARE_R_TO_TEXTURE_ARB) {
+ flush(ctx);
+ texObj->Sampler.CompareMode = params[0];
return GL_TRUE;
}
- return GL_FALSE;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glTexParameter(GL_TEXTURE_COMPARE_MODE_ARB)");
+ goto invalid_param;
}
- return GL_FALSE;
+ goto invalid_pname;
case GL_TEXTURE_COMPARE_FUNC_ARB:
- if (ctx->Extensions.ARB_shadow) {
- if (texObj->CompareFunc == params[0])
+ if ((_mesa_is_desktop_gl(ctx) && ctx->Extensions.ARB_shadow)
+ || _mesa_is_gles3(ctx)) {
+
+ if (!target_allows_setting_sampler_parameters(texObj->Target))
+ goto invalid_enum;
+
+ if (texObj->Sampler.CompareFunc == params[0])
return GL_FALSE;
switch (params[0]) {
case GL_LEQUAL:
case GL_GEQUAL:
- flush(ctx, texObj);
- texObj->CompareFunc = params[0];
- return GL_TRUE;
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(ctx, texObj);
- texObj->CompareFunc = params[0];
- return GL_TRUE;
- }
- /* fall-through */
+ flush(ctx);
+ texObj->Sampler.CompareFunc = params[0];
+ return GL_TRUE;
default:
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glTexParameter(GL_TEXTURE_COMPARE_FUNC_ARB)");
+ goto invalid_param;
}
}
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(pname=0x%x)", pname);
- }
- return GL_FALSE;
+ goto invalid_pname;
case GL_DEPTH_TEXTURE_MODE_ARB:
- if (ctx->Extensions.ARB_depth_texture &&
- (params[0] == GL_LUMINANCE ||
- params[0] == GL_INTENSITY ||
- params[0] == GL_ALPHA)) {
- if (texObj->DepthMode != params[0]) {
- flush(ctx, texObj);
+ /* GL_DEPTH_TEXTURE_MODE_ARB is removed in core-profile and it has never
+ * existed in OpenGL ES.
+ */
+ if (ctx->API == API_OPENGL_COMPAT && ctx->Extensions.ARB_depth_texture) {
+ if (texObj->DepthMode == params[0])
+ return GL_FALSE;
+ if (params[0] == GL_LUMINANCE ||
+ params[0] == GL_INTENSITY ||
+ params[0] == GL_ALPHA ||
+ (ctx->Extensions.ARB_texture_rg && params[0] == GL_RED)) {
+ flush(ctx);
texObj->DepthMode = params[0];
return GL_TRUE;
}
+ goto invalid_param;
}
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glTexParameter(GL_DEPTH_TEXTURE_MODE_ARB)");
+ goto invalid_pname;
+
+ case GL_DEPTH_STENCIL_TEXTURE_MODE:
+ if (_mesa_is_desktop_gl(ctx) && ctx->Extensions.ARB_stencil_texturing) {
+ bool stencil = params[0] == GL_STENCIL_INDEX;
+ if (!stencil && params[0] != GL_DEPTH_COMPONENT)
+ goto invalid_param;
+
+ if (texObj->StencilSampling == stencil)
+ return GL_FALSE;
+
+ texObj->StencilSampling = stencil;
+ return GL_TRUE;
}
- return GL_FALSE;
+ goto invalid_pname;
-#ifdef FEATURE_OES_draw_texture
case GL_TEXTURE_CROP_RECT_OES:
+ if (ctx->API != API_OPENGLES || !ctx->Extensions.OES_draw_texture)
+ goto invalid_pname;
+
texObj->CropRect[0] = params[0];
texObj->CropRect[1] = params[1];
texObj->CropRect[2] = params[2];
texObj->CropRect[3] = params[3];
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) {
+ if ((_mesa_is_desktop_gl(ctx) && ctx->Extensions.EXT_texture_swizzle)
+ || _mesa_is_gles3(ctx)) {
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]);
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glTex%sParameter(swizzle 0x%x)", suffix, 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;
- }
+
+ flush(ctx);
+ 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;
+ goto invalid_pname;
case GL_TEXTURE_SWIZZLE_RGBA_EXT:
- if (ctx->Extensions.EXT_texture_swizzle) {
+ if ((_mesa_is_desktop_gl(ctx) && ctx->Extensions.EXT_texture_swizzle)
+ || _mesa_is_gles3(ctx)) {
GLuint comp;
- flush(ctx, texObj);
+ flush(ctx);
for (comp = 0; comp < 4; comp++) {
const GLint swz = comp_to_swizzle(params[comp]);
if (swz >= 0) {
set_swizzle_component(&texObj->_Swizzle, comp, swz);
}
else {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glTexParameter(swizzle 0x%x)", params[comp]);
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glTex%sParameter(swizzle 0x%x)",
+ suffix, params[comp]);
return GL_FALSE;
}
}
return GL_TRUE;
}
- _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(pname=0x%x)", pname);
- return GL_FALSE;
+ goto invalid_pname;
+
+ case GL_TEXTURE_SRGB_DECODE_EXT:
+ if (_mesa_is_desktop_gl(ctx)
+ && ctx->Extensions.EXT_texture_sRGB_decode) {
+ GLenum decode = params[0];
+
+ if (!target_allows_setting_sampler_parameters(texObj->Target))
+ goto invalid_enum;
+
+ if (decode == GL_DECODE_EXT || decode == GL_SKIP_DECODE_EXT) {
+ if (texObj->Sampler.sRGBDecode != decode) {
+ flush(ctx);
+ texObj->Sampler.sRGBDecode = decode;
+ }
+ return GL_TRUE;
+ }
+ }
+ goto invalid_pname;
+
+ case GL_TEXTURE_CUBE_MAP_SEAMLESS:
+ if (_mesa_is_desktop_gl(ctx)
+ && ctx->Extensions.AMD_seamless_cubemap_per_texture) {
+ GLenum param = params[0];
+
+ if (!target_allows_setting_sampler_parameters(texObj->Target))
+ goto invalid_enum;
+
+ if (param != GL_TRUE && param != GL_FALSE) {
+ goto invalid_param;
+ }
+ if (param != texObj->Sampler.CubeMapSeamless) {
+ flush(ctx);
+ texObj->Sampler.CubeMapSeamless = param;
+ }
+ return GL_TRUE;
+ }
+ goto invalid_pname;
default:
- _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(pname=0x%x)", pname);
+ goto invalid_pname;
}
+
+invalid_pname:
+ _mesa_error(ctx, GL_INVALID_ENUM, "glTex%sParameter(pname=%s)",
+ suffix, _mesa_lookup_enum_by_nr(pname));
+ return GL_FALSE;
+
+invalid_param:
+ _mesa_error(ctx, GL_INVALID_ENUM, "glTex%sParameter(param=%s)",
+ suffix, _mesa_lookup_enum_by_nr(params[0]));
+ return GL_FALSE;
+
+invalid_operation:
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glTex%sParameter(pname=%s)",
+ suffix, _mesa_lookup_enum_by_nr(pname));
+ return GL_FALSE;
+
+invalid_enum:
+ _mesa_error(ctx, GL_INVALID_ENUM, "glTex%sParameter(pname=%s)",
+ suffix, _mesa_lookup_enum_by_nr(pname));
return GL_FALSE;
}
* \return GL_TRUE if legal AND the value changed, GL_FALSE otherwise
*/
static GLboolean
-set_tex_parameterf(GLcontext *ctx,
+set_tex_parameterf(struct gl_context *ctx,
struct gl_texture_object *texObj,
- GLenum pname, const GLfloat *params)
+ GLenum pname, const GLfloat *params, bool dsa)
{
+ const char *suffix = dsa ? "ture" : "";
+
switch (pname) {
case GL_TEXTURE_MIN_LOD:
- if (texObj->MinLod == params[0])
+ if (!_mesa_is_desktop_gl(ctx) && !_mesa_is_gles3(ctx))
+ goto invalid_pname;
+
+ if (!target_allows_setting_sampler_parameters(texObj->Target))
+ goto invalid_enum;
+
+ if (texObj->Sampler.MinLod == params[0])
return GL_FALSE;
- flush(ctx, texObj);
- texObj->MinLod = params[0];
+ flush(ctx);
+ texObj->Sampler.MinLod = params[0];
return GL_TRUE;
case GL_TEXTURE_MAX_LOD:
- if (texObj->MaxLod == params[0])
+ if (!_mesa_is_desktop_gl(ctx) && !_mesa_is_gles3(ctx))
+ goto invalid_pname;
+
+ if (!target_allows_setting_sampler_parameters(texObj->Target))
+ goto invalid_enum;
+
+ if (texObj->Sampler.MaxLod == params[0])
return GL_FALSE;
- flush(ctx, texObj);
- texObj->MaxLod = params[0];
+ flush(ctx);
+ texObj->Sampler.MaxLod = params[0];
return GL_TRUE;
case GL_TEXTURE_PRIORITY:
- flush(ctx, texObj);
+ if (ctx->API != API_OPENGL_COMPAT)
+ goto invalid_pname;
+
+ flush(ctx);
texObj->Priority = CLAMP(params[0], 0.0F, 1.0F);
return GL_TRUE;
case GL_TEXTURE_MAX_ANISOTROPY_EXT:
if (ctx->Extensions.EXT_texture_filter_anisotropic) {
- if (texObj->MaxAnisotropy == params[0])
+ if (!target_allows_setting_sampler_parameters(texObj->Target))
+ goto invalid_enum;
+
+ if (texObj->Sampler.MaxAnisotropy == params[0])
return GL_FALSE;
if (params[0] < 1.0) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glTexParameter(param)" );
+ _mesa_error(ctx, GL_INVALID_VALUE, "glTex%sParameter(param)",
+ suffix);
return GL_FALSE;
}
- flush(ctx, texObj);
+ flush(ctx);
/* clamp to max, that's what NVIDIA does */
- texObj->MaxAnisotropy = MIN2(params[0],
+ texObj->Sampler.MaxAnisotropy = MIN2(params[0],
ctx->Const.MaxTextureMaxAnisotropy);
return GL_TRUE;
}
else {
static GLuint count = 0;
if (count++ < 10)
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glTexParameter(pname=GL_TEXTURE_MAX_ANISOTROPY_EXT)");
- }
- 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_TEXTURE_COMPARE_FAIL_VALUE_ARB)");
+ goto invalid_pname;
}
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(ctx, texObj);
- texObj->LodBias = params[0];
- return GL_TRUE;
- }
- return GL_FALSE;
+ /* NOTE: this is really part of OpenGL 1.4, not EXT_texture_lod_bias. */
+ if (_mesa_is_gles(ctx))
+ goto invalid_pname;
+
+ if (!target_allows_setting_sampler_parameters(texObj->Target))
+ goto invalid_enum;
+
+ if (texObj->Sampler.LodBias != params[0]) {
+ flush(ctx);
+ texObj->Sampler.LodBias = params[0];
+ return GL_TRUE;
}
break;
case GL_TEXTURE_BORDER_COLOR:
- flush(ctx, texObj);
- texObj->BorderColor[RCOMP] = params[0];
- texObj->BorderColor[GCOMP] = params[1];
- texObj->BorderColor[BCOMP] = params[2];
- texObj->BorderColor[ACOMP] = params[3];
+ if (!_mesa_is_desktop_gl(ctx))
+ goto invalid_pname;
+
+ if (!target_allows_setting_sampler_parameters(texObj->Target))
+ goto invalid_enum;
+
+ flush(ctx);
+ /* ARB_texture_float disables clamping */
+ if (ctx->Extensions.ARB_texture_float) {
+ texObj->Sampler.BorderColor.f[RCOMP] = params[0];
+ texObj->Sampler.BorderColor.f[GCOMP] = params[1];
+ texObj->Sampler.BorderColor.f[BCOMP] = params[2];
+ texObj->Sampler.BorderColor.f[ACOMP] = params[3];
+ } else {
+ texObj->Sampler.BorderColor.f[RCOMP] = CLAMP(params[0], 0.0F, 1.0F);
+ texObj->Sampler.BorderColor.f[GCOMP] = CLAMP(params[1], 0.0F, 1.0F);
+ texObj->Sampler.BorderColor.f[BCOMP] = CLAMP(params[2], 0.0F, 1.0F);
+ texObj->Sampler.BorderColor.f[ACOMP] = CLAMP(params[3], 0.0F, 1.0F);
+ }
return GL_TRUE;
default:
- _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(pname=0x%x)", pname);
+ goto invalid_pname;
}
return GL_FALSE;
+
+invalid_pname:
+ _mesa_error(ctx, GL_INVALID_ENUM, "glTex%sParameter(pname=%s)",
+ suffix, _mesa_lookup_enum_by_nr(pname));
+ return GL_FALSE;
+
+invalid_enum:
+ _mesa_error(ctx, GL_INVALID_ENUM, "glTex%sParameter(pname=%s)",
+ suffix, _mesa_lookup_enum_by_nr(pname));
+ return GL_FALSE;
}
-void GLAPIENTRY
-_mesa_TexParameterf(GLenum target, GLenum pname, GLfloat param)
+void
+_mesa_texture_parameterf(struct gl_context *ctx,
+ struct gl_texture_object *texObj,
+ GLenum pname, GLfloat param, bool dsa)
{
GLboolean need_update;
- 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_COMPARE_MODE_ARB:
case GL_TEXTURE_COMPARE_FUNC_ARB:
case GL_DEPTH_TEXTURE_MODE_ARB:
+ case GL_DEPTH_STENCIL_TEXTURE_MODE:
+ case GL_TEXTURE_SRGB_DECODE_EXT:
+ case GL_TEXTURE_CUBE_MAP_SEAMLESS:
+ case GL_TEXTURE_SWIZZLE_R_EXT:
+ case GL_TEXTURE_SWIZZLE_G_EXT:
+ case GL_TEXTURE_SWIZZLE_B_EXT:
+ case GL_TEXTURE_SWIZZLE_A_EXT:
{
- /* convert float param to int */
- GLint p = (GLint) param;
- need_update = set_tex_parameteri(ctx, texObj, pname, &p);
+ GLint p[4];
+ p[0] = (param > 0) ?
+ ((param > INT_MAX) ? INT_MAX : (GLint) (param + 0.5)) :
+ ((param < INT_MIN) ? INT_MIN : (GLint) (param - 0.5));
+
+ p[1] = p[2] = p[3] = 0;
+ need_update = set_tex_parameteri(ctx, texObj, pname, p, dsa);
}
break;
+ case GL_TEXTURE_BORDER_COLOR:
+ case GL_TEXTURE_SWIZZLE_RGBA:
+ _mesa_error(ctx, GL_INVALID_ENUM, "glTex%sParameterf(non-scalar pname)",
+ dsa ? "ture" : "");
+ return;
default:
- /* this will generate an error if pname is illegal */
- need_update = set_tex_parameterf(ctx, texObj, pname, ¶m);
+ {
+ /* this will generate an error if pname is illegal */
+ GLfloat p[4];
+ p[0] = param;
+ p[1] = p[2] = p[3] = 0.0F;
+ need_update = set_tex_parameterf(ctx, texObj, pname, p, dsa);
+ }
}
if (ctx->Driver.TexParameter && need_update) {
- ctx->Driver.TexParameter(ctx, target, texObj, pname, ¶m);
+ ctx->Driver.TexParameter(ctx, texObj, pname, ¶m);
}
}
-void GLAPIENTRY
-_mesa_TexParameterfv(GLenum target, GLenum pname, const GLfloat *params)
+void
+_mesa_texture_parameterfv(struct gl_context *ctx,
+ struct gl_texture_object *texObj,
+ GLenum pname, const GLfloat *params, bool dsa)
{
GLboolean need_update;
- 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_COMPARE_MODE_ARB:
case GL_TEXTURE_COMPARE_FUNC_ARB:
case GL_DEPTH_TEXTURE_MODE_ARB:
+ case GL_DEPTH_STENCIL_TEXTURE_MODE:
+ case GL_TEXTURE_SRGB_DECODE_EXT:
+ case GL_TEXTURE_CUBE_MAP_SEAMLESS:
{
/* convert float param to int */
- GLint p = (GLint) params[0];
- need_update = set_tex_parameteri(ctx, texObj, pname, &p);
+ GLint p[4];
+ p[0] = (GLint) params[0];
+ p[1] = p[2] = p[3] = 0;
+ need_update = set_tex_parameteri(ctx, texObj, pname, p, dsa);
}
break;
-
-#ifdef FEATURE_OES_draw_texture
case GL_TEXTURE_CROP_RECT_OES:
{
/* convert float params to int */
iparams[1] = (GLint) params[1];
iparams[2] = (GLint) params[2];
iparams[3] = (GLint) params[3];
- need_update = set_tex_parameteri(ctx, target, iparams);
+ need_update = set_tex_parameteri(ctx, texObj, pname, iparams, dsa);
+ }
+ break;
+ case GL_TEXTURE_SWIZZLE_R_EXT:
+ case GL_TEXTURE_SWIZZLE_G_EXT:
+ case GL_TEXTURE_SWIZZLE_B_EXT:
+ case GL_TEXTURE_SWIZZLE_A_EXT:
+ case GL_TEXTURE_SWIZZLE_RGBA_EXT:
+ {
+ GLint p[4] = {0, 0, 0, 0};
+ p[0] = (GLint) params[0];
+ if (pname == GL_TEXTURE_SWIZZLE_RGBA_EXT) {
+ p[1] = (GLint) params[1];
+ p[2] = (GLint) params[2];
+ p[3] = (GLint) params[3];
+ }
+ need_update = set_tex_parameteri(ctx, texObj, pname, p, dsa);
}
break;
-#endif
-
default:
/* this will generate an error if pname is illegal */
- need_update = set_tex_parameterf(ctx, texObj, pname, params);
+ need_update = set_tex_parameterf(ctx, texObj, pname, params, dsa);
}
if (ctx->Driver.TexParameter && need_update) {
- ctx->Driver.TexParameter(ctx, target, texObj, pname, params);
+ ctx->Driver.TexParameter(ctx, texObj, pname, params);
}
}
-void GLAPIENTRY
-_mesa_TexParameteri(GLenum target, GLenum pname, GLint param)
+void
+_mesa_texture_parameteri(struct gl_context *ctx,
+ struct gl_texture_object *texObj,
+ GLenum pname, GLint param, bool dsa)
{
GLboolean need_update;
- 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_LOD_BIAS:
case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB:
{
- GLfloat fparam = (GLfloat) param;
+ GLfloat fparam[4];
+ fparam[0] = (GLfloat) param;
+ fparam[1] = fparam[2] = fparam[3] = 0.0F;
/* convert int param to float */
- need_update = set_tex_parameterf(ctx, texObj, pname, &fparam);
+ need_update = set_tex_parameterf(ctx, texObj, pname, fparam, dsa);
}
break;
+ case GL_TEXTURE_BORDER_COLOR:
+ case GL_TEXTURE_SWIZZLE_RGBA:
+ {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glTex%sParameteri(non-scalar pname)",
+ dsa ? "ture" : "");
+ return;
+ }
default:
/* this will generate an error if pname is illegal */
- need_update = set_tex_parameteri(ctx, texObj, pname, ¶m);
+ {
+ GLint iparam[4];
+ iparam[0] = param;
+ iparam[1] = iparam[2] = iparam[3] = 0;
+ need_update = set_tex_parameteri(ctx, texObj, pname, iparam, dsa);
+ }
}
if (ctx->Driver.TexParameter && need_update) {
GLfloat fparam = (GLfloat) param;
- ctx->Driver.TexParameter(ctx, target, texObj, pname, &fparam);
+ ctx->Driver.TexParameter(ctx, texObj, pname, &fparam);
}
}
-void GLAPIENTRY
-_mesa_TexParameteriv(GLenum target, GLenum pname, const GLint *params)
+void
+_mesa_texture_parameteriv(struct gl_context *ctx,
+ struct gl_texture_object *texObj,
+ GLenum pname, const GLint *params, bool dsa)
{
GLboolean need_update;
- 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:
fparams[1] = INT_TO_FLOAT(params[1]);
fparams[2] = INT_TO_FLOAT(params[2]);
fparams[3] = INT_TO_FLOAT(params[3]);
- need_update = set_tex_parameterf(ctx, texObj, pname, fparams);
+ need_update = set_tex_parameterf(ctx, texObj, pname, fparams, dsa);
}
break;
case GL_TEXTURE_MIN_LOD:
case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB:
{
/* convert int param to float */
- GLfloat fparam = (GLfloat) params[0];
- need_update = set_tex_parameterf(ctx, texObj, pname, &fparam);
+ GLfloat fparams[4];
+ fparams[0] = (GLfloat) params[0];
+ fparams[1] = fparams[2] = fparams[3] = 0.0F;
+ need_update = set_tex_parameterf(ctx, texObj, pname, fparams, dsa);
}
break;
default:
/* this will generate an error if pname is illegal */
- need_update = set_tex_parameteri(ctx, texObj, pname, params);
+ need_update = set_tex_parameteri(ctx, texObj, pname, params, dsa);
}
if (ctx->Driver.TexParameter && need_update) {
fparams[2] = INT_TO_FLOAT(params[2]);
fparams[3] = INT_TO_FLOAT(params[3]);
}
- ctx->Driver.TexParameter(ctx, target, texObj, pname, fparams);
+ ctx->Driver.TexParameter(ctx, texObj, pname, fparams);
}
}
-
-void GLAPIENTRY
-_mesa_GetTexLevelParameterfv( GLenum target, GLint level,
- GLenum pname, GLfloat *params )
+void
+_mesa_texture_parameterIiv(struct gl_context *ctx,
+ struct gl_texture_object *texObj,
+ GLenum pname, const GLint *params, bool dsa)
{
- GLint iparam;
- _mesa_GetTexLevelParameteriv( target, level, pname, &iparam );
- *params = (GLfloat) iparam;
+ switch (pname) {
+ case GL_TEXTURE_BORDER_COLOR:
+ FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ /* set the integer-valued border color */
+ COPY_4V(texObj->Sampler.BorderColor.i, params);
+ break;
+ default:
+ _mesa_texture_parameteriv(ctx, texObj, pname, params, dsa);
+ break;
+ }
+ /* XXX no driver hook for TexParameterIiv() yet */
}
-
-static GLuint
-tex_image_dimensions(GLcontext *ctx, GLenum target)
+void
+_mesa_texture_parameterIuiv(struct gl_context *ctx,
+ struct gl_texture_object *texObj,
+ GLenum pname, const GLuint *params, bool dsa)
{
- switch (target) {
- case GL_TEXTURE_1D:
- case GL_PROXY_TEXTURE_1D:
- return 1;
- case GL_TEXTURE_2D:
- case GL_PROXY_TEXTURE_2D:
- return 2;
- case GL_TEXTURE_3D:
- case GL_PROXY_TEXTURE_3D:
- return 3;
- case GL_TEXTURE_CUBE_MAP:
- case GL_PROXY_TEXTURE_CUBE_MAP:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
- case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
- case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
- return ctx->Extensions.ARB_texture_cube_map ? 2 : 0;
- 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;
+ switch (pname) {
+ case GL_TEXTURE_BORDER_COLOR:
+ FLUSH_VERTICES(ctx, _NEW_TEXTURE);
+ /* set the unsigned integer-valued border color */
+ COPY_4V(texObj->Sampler.BorderColor.ui, params);
+ break;
+ default:
+ _mesa_texture_parameteriv(ctx, texObj, pname, (const GLint *) params,
+ dsa);
+ break;
}
+ /* XXX no driver hook for TexParameterIuiv() yet */
}
-
void GLAPIENTRY
-_mesa_GetTexLevelParameteriv( GLenum target, GLint level,
- GLenum pname, GLint *params )
+_mesa_TexParameterf(GLenum target, GLenum pname, GLfloat param)
{
- const struct gl_texture_unit *texUnit;
struct gl_texture_object *texObj;
- const struct gl_texture_image *img = NULL;
- GLuint dimensions;
- GLboolean isProxy;
- GLint maxLevels;
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END(ctx);
- if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureImageUnits) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glGetTexLevelParameteriv(current unit)");
+ texObj = get_texobj_by_target(ctx, target, GL_FALSE);
+ if (!texObj)
+ return;
+
+ _mesa_texture_parameterf(ctx, texObj, pname, param, false);
+}
+
+void GLAPIENTRY
+_mesa_TexParameterfv(GLenum target, GLenum pname, const GLfloat *params)
+{
+ struct gl_texture_object *texObj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = get_texobj_by_target(ctx, target, GL_FALSE);
+ if (!texObj)
+ return;
+
+ _mesa_texture_parameterfv(ctx, texObj, pname, params, false);
+}
+
+void GLAPIENTRY
+_mesa_TexParameteri(GLenum target, GLenum pname, GLint param)
+{
+ struct gl_texture_object *texObj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = get_texobj_by_target(ctx, target, GL_FALSE);
+ if (!texObj)
+ return;
+
+ _mesa_texture_parameteri(ctx, texObj, pname, param, false);
+}
+
+void GLAPIENTRY
+_mesa_TexParameteriv(GLenum target, GLenum pname, const GLint *params)
+{
+ struct gl_texture_object *texObj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = get_texobj_by_target(ctx, target, GL_FALSE);
+ if (!texObj)
+ return;
+
+ _mesa_texture_parameteriv(ctx, texObj, pname, params, false);
+}
+
+/**
+ * Set tex parameter to integer value(s). Primarily intended to set
+ * integer-valued texture border color (for integer-valued textures).
+ * New in GL 3.0.
+ */
+void GLAPIENTRY
+_mesa_TexParameterIiv(GLenum target, GLenum pname, const GLint *params)
+{
+ struct gl_texture_object *texObj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = get_texobj_by_target(ctx, target, GL_FALSE);
+ if (!texObj)
+ return;
+
+ _mesa_texture_parameterIiv(ctx, texObj, pname, params, false);
+}
+
+/**
+ * Set tex parameter to unsigned integer value(s). Primarily intended to set
+ * uint-valued texture border color (for integer-valued textures).
+ * New in GL 3.0
+ */
+void GLAPIENTRY
+_mesa_TexParameterIuiv(GLenum target, GLenum pname, const GLuint *params)
+{
+ struct gl_texture_object *texObj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = get_texobj_by_target(ctx, target, GL_FALSE);
+ if (!texObj)
+ return;
+
+ _mesa_texture_parameterIuiv(ctx, texObj, pname, params, false);
+}
+
+
+void GLAPIENTRY
+_mesa_TextureParameterfv(GLuint texture, GLenum pname, const GLfloat *params)
+{
+ struct gl_texture_object *texObj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = get_texobj_by_name(ctx, texture, GL_FALSE);
+ if (!texObj) {
+ /* User passed a non-generated name. */
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glTextureParameterfv(texture)");
return;
}
- texUnit = _mesa_get_current_tex_unit(ctx);
+ _mesa_texture_parameterfv(ctx, texObj, pname, params, true);
+}
- /* this will catch bad target values */
- dimensions = tex_image_dimensions(ctx, target); /* 1, 2 or 3 */
- if (dimensions == 0) {
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexLevelParameter[if]v(target)");
+void GLAPIENTRY
+_mesa_TextureParameterf(GLuint texture, GLenum pname, GLfloat param)
+{
+ struct gl_texture_object *texObj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = get_texobj_by_name(ctx, texture, GL_FALSE);
+ if (!texObj) {
+ /* User passed a non-generated name. */
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glTextureParameterf(texture)");
return;
}
- maxLevels = _mesa_max_texture_levels(ctx, target);
- if (maxLevels == 0) {
- /* should not happen since <target> was just checked above */
- _mesa_problem(ctx, "maxLevels=0 in _mesa_GetTexLevelParameter");
+ _mesa_texture_parameterf(ctx, texObj, pname, param, true);
+}
+
+void GLAPIENTRY
+_mesa_TextureParameteri(GLuint texture, GLenum pname, GLint param)
+{
+ struct gl_texture_object *texObj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = get_texobj_by_name(ctx, texture, GL_FALSE);
+ if (!texObj) {
+ /* User passed a non-generated name. */
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glTextureParameteri(texture)");
return;
}
- if (level < 0 || level >= maxLevels) {
- _mesa_error( ctx, GL_INVALID_VALUE, "glGetTexLevelParameter[if]v" );
+ _mesa_texture_parameteri(ctx, texObj, pname, param, true);
+}
+
+void GLAPIENTRY
+_mesa_TextureParameteriv(GLuint texture, GLenum pname,
+ const GLint *params)
+{
+ struct gl_texture_object *texObj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = get_texobj_by_name(ctx, texture, GL_FALSE);
+ if (!texObj) {
+ /* User passed a non-generated name. */
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glTextureParameteriv(texture)");
return;
}
- texObj = _mesa_select_tex_object(ctx, texUnit, target);
- _mesa_lock_texture(ctx, texObj);
+ _mesa_texture_parameteriv(ctx, texObj, pname, params, true);
+}
- img = _mesa_select_tex_image(ctx, texObj, target, level);
- if (!img || !img->TexFormat) {
- /* undefined texture image */
- if (pname == GL_TEXTURE_COMPONENTS)
- *params = 1;
- else
- *params = 0;
- goto out;
+
+void GLAPIENTRY
+_mesa_TextureParameterIiv(GLuint texture, GLenum pname, const GLint *params)
+{
+ struct gl_texture_object *texObj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = get_texobj_by_name(ctx, texture, GL_FALSE);
+ if (!texObj) {
+ /* User passed a non-generated name. */
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glTextureParameterIiv(texture)");
+ return;
+ }
+
+ _mesa_texture_parameterIiv(ctx, texObj, pname, params, true);
+}
+
+void GLAPIENTRY
+_mesa_TextureParameterIuiv(GLuint texture, GLenum pname, const GLuint *params)
+{
+ struct gl_texture_object *texObj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = get_texobj_by_name(ctx, texture, GL_FALSE);
+ if (!texObj) {
+ /* User passed a non-generated name. */
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glTextureParameterIuiv(texture)");
+ return;
+ }
+
+ _mesa_texture_parameterIuiv(ctx, texObj, pname, params, true);
+}
+
+static GLboolean
+legal_get_tex_level_parameter_target(struct gl_context *ctx, GLenum target,
+ bool dsa)
+{
+ switch (target) {
+ case GL_TEXTURE_1D:
+ case GL_PROXY_TEXTURE_1D:
+ case GL_TEXTURE_2D:
+ case GL_PROXY_TEXTURE_2D:
+ case GL_TEXTURE_3D:
+ case GL_PROXY_TEXTURE_3D:
+ return GL_TRUE;
+ case GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB:
+ case GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB:
+ case GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB:
+ case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB:
+ case GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB:
+ case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB:
+ case GL_PROXY_TEXTURE_CUBE_MAP_ARB:
+ return ctx->Extensions.ARB_texture_cube_map;
+ case GL_TEXTURE_CUBE_MAP_ARRAY_ARB:
+ case GL_PROXY_TEXTURE_CUBE_MAP_ARRAY_ARB:
+ return ctx->Extensions.ARB_texture_cube_map_array;
+ case GL_TEXTURE_RECTANGLE_NV:
+ case GL_PROXY_TEXTURE_RECTANGLE_NV:
+ return ctx->Extensions.NV_texture_rectangle;
+ case GL_TEXTURE_1D_ARRAY_EXT:
+ case GL_PROXY_TEXTURE_1D_ARRAY_EXT:
+ case GL_TEXTURE_2D_ARRAY_EXT:
+ case GL_PROXY_TEXTURE_2D_ARRAY_EXT:
+ return ctx->Extensions.EXT_texture_array;
+ case GL_TEXTURE_BUFFER:
+ /* GetTexLevelParameter accepts GL_TEXTURE_BUFFER in GL 3.1+ contexts,
+ * but not in earlier versions that expose ARB_texture_buffer_object.
+ *
+ * From the ARB_texture_buffer_object spec:
+ * "(7) Do buffer textures support texture parameters (TexParameter) or
+ * queries (GetTexParameter, GetTexLevelParameter, GetTexImage)?
+ *
+ * RESOLVED: No. [...] Note that the spec edits above don't add
+ * explicit error language for any of these cases. That is because
+ * each of the functions enumerate the set of valid <target>
+ * parameters. Not editing the spec to allow TEXTURE_BUFFER_ARB in
+ * these cases means that target is not legal, and an INVALID_ENUM
+ * error should be generated."
+ *
+ * From the OpenGL 3.1 spec:
+ * "target may also be TEXTURE_BUFFER, indicating the texture buffer."
+ */
+ return ctx->API == API_OPENGL_CORE && ctx->Version >= 31;
+ case GL_TEXTURE_2D_MULTISAMPLE:
+ case GL_TEXTURE_2D_MULTISAMPLE_ARRAY:
+ case GL_PROXY_TEXTURE_2D_MULTISAMPLE:
+ case GL_PROXY_TEXTURE_2D_MULTISAMPLE_ARRAY:
+ return ctx->Extensions.ARB_texture_multisample;
+
+ /* This is a valid target for dsa, but the OpenGL 4.5 core spec
+ * (30.10.2014) Section 8.11 Texture Queries says:
+ * "For GetTextureLevelParameter* only, texture may also be a cube
+ * map texture object. In this case the query is always performed
+ * for face zero (the TEXTURE_CUBE_MAP_POSITIVE_X face), since there
+ * is no way to specify another face."
+ */
+ case GL_TEXTURE_CUBE_MAP:
+ return dsa;
+ default:
+ return GL_FALSE;
+ }
+}
+
+
+static void
+get_tex_level_parameter_image(struct gl_context *ctx,
+ const struct gl_texture_object *texObj,
+ GLenum target, GLint level,
+ GLenum pname, GLint *params,
+ bool dsa)
+{
+ const struct gl_texture_image *img = NULL;
+ struct gl_texture_image dummy_image;
+ mesa_format texFormat;
+ const char *suffix = dsa ? "ture" : "";
+
+ img = _mesa_select_tex_image(texObj, target, level);
+ if (!img || img->TexFormat == MESA_FORMAT_NONE) {
+ /* In case of undefined texture image return the default values.
+ *
+ * From OpenGL 4.0 spec, page 398:
+ * "The initial internal format of a texel array is RGBA
+ * instead of 1. TEXTURE_COMPONENTS is deprecated; always
+ * use TEXTURE_INTERNAL_FORMAT."
+ */
+ memset(&dummy_image, 0, sizeof(dummy_image));
+ dummy_image.TexFormat = MESA_FORMAT_NONE;
+ dummy_image.InternalFormat = GL_RGBA;
+ dummy_image._BaseFormat = GL_NONE;
+
+ img = &dummy_image;
}
- isProxy = _mesa_is_proxy_texture(target);
+ texFormat = img->TexFormat;
switch (pname) {
case GL_TEXTURE_WIDTH:
*params = img->Depth;
break;
case GL_TEXTURE_INTERNAL_FORMAT:
- *params = img->InternalFormat;
+ if (_mesa_is_format_compressed(texFormat)) {
+ /* need to return the actual compressed format */
+ *params = _mesa_compressed_format_to_glenum(ctx, texFormat);
+ }
+ else {
+ /* If the true internal format is not compressed but the user
+ * requested a generic compressed format, we have to return the
+ * generic base format that matches.
+ *
+ * From page 119 (page 129 of the PDF) of the OpenGL 1.3 spec:
+ *
+ * "If no specific compressed format is available,
+ * internalformat is instead replaced by the corresponding base
+ * internal format."
+ *
+ * Otherwise just return the user's requested internal format
+ */
+ const GLenum f =
+ _mesa_gl_compressed_format_base_format(img->InternalFormat);
+
+ *params = (f != 0) ? f : img->InternalFormat;
+ }
break;
case GL_TEXTURE_BORDER:
+ if (ctx->API != API_OPENGL_COMPAT)
+ goto invalid_pname;
*params = img->Border;
break;
case GL_TEXTURE_RED_SIZE:
- if (img->_BaseFormat == GL_RGB || img->_BaseFormat == GL_RGBA)
- *params = img->TexFormat->RedBits;
- else
- *params = 0;
- break;
case GL_TEXTURE_GREEN_SIZE:
- if (img->_BaseFormat == GL_RGB || img->_BaseFormat == GL_RGBA)
- *params = img->TexFormat->GreenBits;
- else
- *params = 0;
- break;
case GL_TEXTURE_BLUE_SIZE:
- if (img->_BaseFormat == GL_RGB || img->_BaseFormat == GL_RGBA)
- *params = img->TexFormat->BlueBits;
- else
- *params = 0;
- break;
case GL_TEXTURE_ALPHA_SIZE:
- if (img->_BaseFormat == GL_ALPHA ||
- img->_BaseFormat == GL_LUMINANCE_ALPHA ||
- img->_BaseFormat == GL_RGBA)
- *params = img->TexFormat->AlphaBits;
+ if (_mesa_base_format_has_channel(img->_BaseFormat, pname))
+ *params = _mesa_get_format_bits(texFormat, pname);
else
*params = 0;
break;
case GL_TEXTURE_INTENSITY_SIZE:
- if (img->_BaseFormat != GL_INTENSITY)
- *params = 0;
- else if (img->TexFormat->IntensityBits > 0)
- *params = img->TexFormat->IntensityBits;
- else /* intensity probably stored as rgb texture */
- *params = MIN2(img->TexFormat->RedBits, img->TexFormat->GreenBits);
- break;
case GL_TEXTURE_LUMINANCE_SIZE:
- if (img->_BaseFormat != GL_LUMINANCE &&
- img->_BaseFormat != GL_LUMINANCE_ALPHA)
- *params = 0;
- else if (img->TexFormat->LuminanceBits > 0)
- *params = img->TexFormat->LuminanceBits;
- else /* luminance probably stored as rgb texture */
- *params = MIN2(img->TexFormat->RedBits, img->TexFormat->GreenBits);
- break;
- case GL_TEXTURE_INDEX_SIZE_EXT:
- if (img->_BaseFormat == GL_COLOR_INDEX)
- *params = img->TexFormat->IndexBits;
- else
+ if (ctx->API != API_OPENGL_COMPAT)
+ goto invalid_pname;
+ if (_mesa_base_format_has_channel(img->_BaseFormat, pname)) {
+ *params = _mesa_get_format_bits(texFormat, pname);
+ if (*params == 0) {
+ /* intensity or luminance is probably stored as RGB[A] */
+ *params = MIN2(_mesa_get_format_bits(texFormat,
+ GL_TEXTURE_RED_SIZE),
+ _mesa_get_format_bits(texFormat,
+ GL_TEXTURE_GREEN_SIZE));
+ }
+ }
+ else {
*params = 0;
+ }
break;
case GL_TEXTURE_DEPTH_SIZE_ARB:
- if (ctx->Extensions.ARB_depth_texture)
- *params = img->TexFormat->DepthBits;
- else
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glGetTexLevelParameter[if]v(pname)");
+ if (!ctx->Extensions.ARB_depth_texture)
+ goto invalid_pname;
+ *params = _mesa_get_format_bits(texFormat, pname);
break;
- case GL_TEXTURE_STENCIL_SIZE_EXT:
- if (ctx->Extensions.EXT_packed_depth_stencil ||
- ctx->Extensions.ARB_framebuffer_object) {
- *params = img->TexFormat->StencilBits;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glGetTexLevelParameter[if]v(pname)");
- }
+ case GL_TEXTURE_STENCIL_SIZE:
+ *params = _mesa_get_format_bits(texFormat, pname);
+ break;
+ case GL_TEXTURE_SHARED_SIZE:
+ if (ctx->Version < 30 &&
+ !ctx->Extensions.EXT_texture_shared_exponent)
+ goto invalid_pname;
+ *params = texFormat == MESA_FORMAT_R9G9B9E5_FLOAT ? 5 : 0;
break;
/* GL_ARB_texture_compression */
case GL_TEXTURE_COMPRESSED_IMAGE_SIZE:
- 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)");
- }
+ if (_mesa_is_format_compressed(texFormat) &&
+ !_mesa_is_proxy_texture(target)) {
+ *params = _mesa_format_image_size(texFormat, img->Width,
+ img->Height, img->Depth);
+ }
+ else {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glGetTex%sLevelParameter[if]v(pname=%s)", suffix,
+ _mesa_lookup_enum_by_nr(pname));
+ }
break;
case GL_TEXTURE_COMPRESSED:
- *params = (GLint) img->IsCompressed;
+ *params = (GLint) _mesa_is_format_compressed(texFormat);
break;
/* GL_ARB_texture_float */
+ case GL_TEXTURE_LUMINANCE_TYPE_ARB:
+ case GL_TEXTURE_INTENSITY_TYPE_ARB:
+ if (ctx->API != API_OPENGL_COMPAT)
+ goto invalid_pname;
+ /* FALLTHROUGH */
case GL_TEXTURE_RED_TYPE_ARB:
- if (ctx->Extensions.ARB_texture_float) {
- *params = img->TexFormat->RedBits ? img->TexFormat->DataType : GL_NONE;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glGetTexLevelParameter[if]v(pname)");
- }
- break;
case GL_TEXTURE_GREEN_TYPE_ARB:
- if (ctx->Extensions.ARB_texture_float) {
- *params = img->TexFormat->GreenBits ? img->TexFormat->DataType : GL_NONE;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glGetTexLevelParameter[if]v(pname)");
- }
- break;
case GL_TEXTURE_BLUE_TYPE_ARB:
- if (ctx->Extensions.ARB_texture_float) {
- *params = img->TexFormat->BlueBits ? img->TexFormat->DataType : GL_NONE;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glGetTexLevelParameter[if]v(pname)");
- }
- break;
case GL_TEXTURE_ALPHA_TYPE_ARB:
- if (ctx->Extensions.ARB_texture_float) {
- *params = img->TexFormat->AlphaBits ? img->TexFormat->DataType : GL_NONE;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glGetTexLevelParameter[if]v(pname)");
- }
+ case GL_TEXTURE_DEPTH_TYPE_ARB:
+ if (!ctx->Extensions.ARB_texture_float)
+ goto invalid_pname;
+ if (_mesa_base_format_has_channel(img->_BaseFormat, pname))
+ *params = _mesa_get_format_datatype(texFormat);
+ else
+ *params = GL_NONE;
break;
- case GL_TEXTURE_LUMINANCE_TYPE_ARB:
- if (ctx->Extensions.ARB_texture_float) {
- *params = img->TexFormat->LuminanceBits ? img->TexFormat->DataType : GL_NONE;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glGetTexLevelParameter[if]v(pname)");
- }
+
+ /* GL_ARB_texture_multisample */
+ case GL_TEXTURE_SAMPLES:
+ if (!ctx->Extensions.ARB_texture_multisample)
+ goto invalid_pname;
+ *params = img->NumSamples;
break;
- case GL_TEXTURE_INTENSITY_TYPE_ARB:
- if (ctx->Extensions.ARB_texture_float) {
- *params = img->TexFormat->IntensityBits ? img->TexFormat->DataType : GL_NONE;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glGetTexLevelParameter[if]v(pname)");
+
+ case GL_TEXTURE_FIXED_SAMPLE_LOCATIONS:
+ if (!ctx->Extensions.ARB_texture_multisample)
+ goto invalid_pname;
+ *params = img->FixedSampleLocations;
+ break;
+
+ default:
+ goto invalid_pname;
+ }
+
+ /* no error if we get here */
+ return;
+
+invalid_pname:
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glGetTex%sLevelParameter[if]v(pname=%s)", suffix,
+ _mesa_lookup_enum_by_nr(pname));
+}
+
+
+static void
+get_tex_level_parameter_buffer(struct gl_context *ctx,
+ const struct gl_texture_object *texObj,
+ GLenum pname, GLint *params, bool dsa)
+{
+ const struct gl_buffer_object *bo = texObj->BufferObject;
+ mesa_format texFormat = texObj->_BufferObjectFormat;
+ GLenum internalFormat = texObj->BufferObjectFormat;
+ GLenum baseFormat = _mesa_get_format_base_format(texFormat);
+ const char *suffix = dsa ? "ture" : "";
+
+ if (!bo) {
+ /* undefined texture buffer object */
+ *params = pname == GL_TEXTURE_COMPONENTS ? 1 : 0;
+ return;
+ }
+
+ switch (pname) {
+ case GL_TEXTURE_BUFFER_DATA_STORE_BINDING:
+ *params = bo->Name;
+ break;
+ case GL_TEXTURE_WIDTH:
+ *params = bo->Size;
+ break;
+ case GL_TEXTURE_HEIGHT:
+ case GL_TEXTURE_DEPTH:
+ case GL_TEXTURE_BORDER:
+ case GL_TEXTURE_SHARED_SIZE:
+ case GL_TEXTURE_COMPRESSED:
+ *params = 0;
+ break;
+ case GL_TEXTURE_INTERNAL_FORMAT:
+ *params = internalFormat;
+ break;
+ case GL_TEXTURE_RED_SIZE:
+ case GL_TEXTURE_GREEN_SIZE:
+ case GL_TEXTURE_BLUE_SIZE:
+ case GL_TEXTURE_ALPHA_SIZE:
+ if (_mesa_base_format_has_channel(baseFormat, pname))
+ *params = _mesa_get_format_bits(texFormat, pname);
+ else
+ *params = 0;
+ break;
+ case GL_TEXTURE_INTENSITY_SIZE:
+ case GL_TEXTURE_LUMINANCE_SIZE:
+ if (_mesa_base_format_has_channel(baseFormat, pname)) {
+ *params = _mesa_get_format_bits(texFormat, pname);
+ if (*params == 0) {
+ /* intensity or luminance is probably stored as RGB[A] */
+ *params = MIN2(_mesa_get_format_bits(texFormat,
+ GL_TEXTURE_RED_SIZE),
+ _mesa_get_format_bits(texFormat,
+ GL_TEXTURE_GREEN_SIZE));
+ }
+ } else {
+ *params = 0;
}
break;
+ case GL_TEXTURE_DEPTH_SIZE_ARB:
+ case GL_TEXTURE_STENCIL_SIZE_EXT:
+ *params = _mesa_get_format_bits(texFormat, pname);
+ break;
+
+ /* GL_ARB_texture_buffer_range */
+ case GL_TEXTURE_BUFFER_OFFSET:
+ if (!ctx->Extensions.ARB_texture_buffer_range)
+ goto invalid_pname;
+ *params = texObj->BufferOffset;
+ break;
+ case GL_TEXTURE_BUFFER_SIZE:
+ if (!ctx->Extensions.ARB_texture_buffer_range)
+ goto invalid_pname;
+ *params = (texObj->BufferSize == -1) ? bo->Size : texObj->BufferSize;
+ break;
+
+ /* GL_ARB_texture_compression */
+ case GL_TEXTURE_COMPRESSED_IMAGE_SIZE:
+ /* Always illegal for GL_TEXTURE_BUFFER */
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glGetTex%sLevelParameter[if]v(pname=%s)", suffix,
+ _mesa_lookup_enum_by_nr(pname));
+ break;
+
+ /* GL_ARB_texture_float */
+ case GL_TEXTURE_RED_TYPE_ARB:
+ case GL_TEXTURE_GREEN_TYPE_ARB:
+ case GL_TEXTURE_BLUE_TYPE_ARB:
+ case GL_TEXTURE_ALPHA_TYPE_ARB:
+ case GL_TEXTURE_LUMINANCE_TYPE_ARB:
+ case GL_TEXTURE_INTENSITY_TYPE_ARB:
case GL_TEXTURE_DEPTH_TYPE_ARB:
- if (ctx->Extensions.ARB_texture_float) {
- *params = img->TexFormat->DepthBits ? img->TexFormat->DataType : GL_NONE;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glGetTexLevelParameter[if]v(pname)");
- }
+ if (!ctx->Extensions.ARB_texture_float)
+ goto invalid_pname;
+ if (_mesa_base_format_has_channel(baseFormat, pname))
+ *params = _mesa_get_format_datatype(texFormat);
+ else
+ *params = GL_NONE;
break;
default:
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glGetTexLevelParameter[if]v(pname)");
+ goto invalid_pname;
}
- out:
- _mesa_unlock_texture(ctx, texObj);
-}
+ /* no error if we get here */
+ return;
+invalid_pname:
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glGetTex%sLevelParameter[if]v(pname=%s)", suffix,
+ _mesa_lookup_enum_by_nr(pname));
+}
-void GLAPIENTRY
-_mesa_GetTexParameterfv( GLenum target, GLenum pname, GLfloat *params )
+/**
+ * This isn't exposed to the rest of the driver because it is a part of the
+ * OpenGL API that is rarely used.
+ */
+static void
+get_tex_level_parameteriv(struct gl_context *ctx,
+ struct gl_texture_object *texObj,
+ GLenum target, GLint level,
+ GLenum pname, GLint *params,
+ bool dsa)
{
- struct gl_texture_unit *texUnit;
- struct gl_texture_object *obj;
- GLboolean error = GL_FALSE;
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END(ctx);
+ GLint maxLevels;
+ const char *suffix = dsa ? "ture" : "";
- if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureImageUnits) {
+ /* Check for errors */
+ if (ctx->Texture.CurrentUnit >= ctx->Const.MaxCombinedTextureImageUnits) {
_mesa_error(ctx, GL_INVALID_OPERATION,
- "glGetTexParameterfv(current unit)");
+ "glGetTex%sLevelParameter[if]v("
+ "current unit >= max combined texture units)", suffix);
return;
}
- texUnit = _mesa_get_current_tex_unit(ctx);
+ if (!legal_get_tex_level_parameter_target(ctx, target, dsa)) {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glGetTex%sLevelParameter[if]v(target=%s)", suffix,
+ _mesa_lookup_enum_by_nr(target));
+ return;
+ }
- obj = _mesa_select_tex_object(ctx, texUnit, target);
- if (!obj) {
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexParameterfv(target)");
+ maxLevels = _mesa_max_texture_levels(ctx, target);
+ assert(maxLevels != 0);
+
+ if (level < 0 || level >= maxLevels) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glGetTex%sLevelParameter[if]v(level out of range)", suffix);
return;
}
- _mesa_lock_texture(ctx, obj);
+ /* Get the level parameter */
+ if (target == GL_TEXTURE_BUFFER) {
+ get_tex_level_parameter_buffer(ctx, texObj, pname, params, dsa);
+ }
+ else {
+ get_tex_level_parameter_image(ctx, texObj, target,
+ level, pname, params, dsa);
+ }
+}
+
+void GLAPIENTRY
+_mesa_GetTexLevelParameterfv( GLenum target, GLint level,
+ GLenum pname, GLfloat *params )
+{
+ struct gl_texture_object *texObj;
+ GLint iparam;
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = _mesa_get_current_tex_object(ctx, target);
+ if (!texObj)
+ return;
+
+ get_tex_level_parameteriv(ctx, texObj, target, level,
+ pname, &iparam, false);
+
+ *params = (GLfloat) iparam;
+}
+
+void GLAPIENTRY
+_mesa_GetTexLevelParameteriv( GLenum target, GLint level,
+ GLenum pname, GLint *params )
+{
+ struct gl_texture_object *texObj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = _mesa_get_current_tex_object(ctx, target);
+ if (!texObj)
+ return;
+
+ get_tex_level_parameteriv(ctx, texObj, target, level,
+ pname, params, false);
+}
+
+void GLAPIENTRY
+_mesa_GetTextureLevelParameterfv(GLuint texture, GLint level,
+ GLenum pname, GLfloat *params)
+{
+ struct gl_texture_object *texObj;
+ GLint iparam;
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = _mesa_lookup_texture_err(ctx, texture,
+ "glGetTextureLevelParameterfv");
+ if (!texObj)
+ return;
+
+ get_tex_level_parameteriv(ctx, texObj, texObj->Target, level,
+ pname, &iparam, true);
+
+ *params = (GLfloat) iparam;
+}
+
+void GLAPIENTRY
+_mesa_GetTextureLevelParameteriv(GLuint texture, GLint level,
+ GLenum pname, GLint *params)
+{
+ struct gl_texture_object *texObj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = _mesa_lookup_texture_err(ctx, texture,
+ "glGetTextureLevelParameteriv");
+ if (!texObj)
+ return;
+
+ get_tex_level_parameteriv(ctx, texObj, texObj->Target, level,
+ pname, params, true);
+}
+
+/**
+ * This isn't exposed to the rest of the driver because it is a part of the
+ * OpenGL API that is rarely used.
+ */
+static void
+get_tex_parameterfv(struct gl_context *ctx,
+ struct gl_texture_object *obj,
+ GLenum pname, GLfloat *params, bool dsa)
+{
+ _mesa_lock_context_textures(ctx);
switch (pname) {
case GL_TEXTURE_MAG_FILTER:
- *params = ENUM_TO_FLOAT(obj->MagFilter);
+ *params = ENUM_TO_FLOAT(obj->Sampler.MagFilter);
break;
case GL_TEXTURE_MIN_FILTER:
- *params = ENUM_TO_FLOAT(obj->MinFilter);
+ *params = ENUM_TO_FLOAT(obj->Sampler.MinFilter);
break;
case GL_TEXTURE_WRAP_S:
- *params = ENUM_TO_FLOAT(obj->WrapS);
+ *params = ENUM_TO_FLOAT(obj->Sampler.WrapS);
break;
case GL_TEXTURE_WRAP_T:
- *params = ENUM_TO_FLOAT(obj->WrapT);
+ *params = ENUM_TO_FLOAT(obj->Sampler.WrapT);
break;
case GL_TEXTURE_WRAP_R:
- *params = ENUM_TO_FLOAT(obj->WrapR);
+ *params = ENUM_TO_FLOAT(obj->Sampler.WrapR);
break;
case GL_TEXTURE_BORDER_COLOR:
- params[0] = CLAMP(obj->BorderColor[0], 0.0F, 1.0F);
- params[1] = CLAMP(obj->BorderColor[1], 0.0F, 1.0F);
- params[2] = CLAMP(obj->BorderColor[2], 0.0F, 1.0F);
- params[3] = CLAMP(obj->BorderColor[3], 0.0F, 1.0F);
+ if (!_mesa_is_desktop_gl(ctx))
+ goto invalid_pname;
+
+ if (ctx->NewState & (_NEW_BUFFERS | _NEW_FRAG_CLAMP))
+ _mesa_update_state_locked(ctx);
+ if (_mesa_get_clamp_fragment_color(ctx)) {
+ params[0] = CLAMP(obj->Sampler.BorderColor.f[0], 0.0F, 1.0F);
+ params[1] = CLAMP(obj->Sampler.BorderColor.f[1], 0.0F, 1.0F);
+ params[2] = CLAMP(obj->Sampler.BorderColor.f[2], 0.0F, 1.0F);
+ params[3] = CLAMP(obj->Sampler.BorderColor.f[3], 0.0F, 1.0F);
+ }
+ else {
+ params[0] = obj->Sampler.BorderColor.f[0];
+ params[1] = obj->Sampler.BorderColor.f[1];
+ params[2] = obj->Sampler.BorderColor.f[2];
+ params[3] = obj->Sampler.BorderColor.f[3];
+ }
break;
case GL_TEXTURE_RESIDENT:
- {
- GLboolean resident;
- if (ctx->Driver.IsTextureResident)
- resident = ctx->Driver.IsTextureResident(ctx, obj);
- else
- resident = GL_TRUE;
- *params = ENUM_TO_FLOAT(resident);
- }
+ if (ctx->API != API_OPENGL_COMPAT)
+ goto invalid_pname;
+
+ *params = 1.0F;
break;
case GL_TEXTURE_PRIORITY:
+ if (ctx->API != API_OPENGL_COMPAT)
+ goto invalid_pname;
+
*params = obj->Priority;
break;
case GL_TEXTURE_MIN_LOD:
- *params = obj->MinLod;
+ if (!_mesa_is_desktop_gl(ctx) && !_mesa_is_gles3(ctx))
+ goto invalid_pname;
+
+ *params = obj->Sampler.MinLod;
break;
case GL_TEXTURE_MAX_LOD:
- *params = obj->MaxLod;
+ if (!_mesa_is_desktop_gl(ctx) && !_mesa_is_gles3(ctx))
+ goto invalid_pname;
+
+ *params = obj->Sampler.MaxLod;
break;
case GL_TEXTURE_BASE_LEVEL:
+ if (!_mesa_is_desktop_gl(ctx) && !_mesa_is_gles3(ctx))
+ goto invalid_pname;
+
*params = (GLfloat) obj->BaseLevel;
break;
case GL_TEXTURE_MAX_LEVEL:
*params = (GLfloat) obj->MaxLevel;
break;
case GL_TEXTURE_MAX_ANISOTROPY_EXT:
- if (ctx->Extensions.EXT_texture_filter_anisotropic) {
- *params = obj->MaxAnisotropy;
- }
- else
- error = GL_TRUE;
- break;
- case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB:
- if (ctx->Extensions.ARB_shadow_ambient) {
- *params = obj->CompareFailValue;
- }
- else
- error = GL_TRUE;
+ if (!ctx->Extensions.EXT_texture_filter_anisotropic)
+ goto invalid_pname;
+ *params = obj->Sampler.MaxAnisotropy;
break;
case GL_GENERATE_MIPMAP_SGIS:
- if (ctx->Extensions.SGIS_generate_mipmap) {
- *params = (GLfloat) obj->GenerateMipmap;
- }
- else
- error = GL_TRUE;
+ if (ctx->API != API_OPENGL_COMPAT && ctx->API != API_OPENGLES)
+ goto invalid_pname;
+
+ *params = (GLfloat) obj->GenerateMipmap;
break;
case GL_TEXTURE_COMPARE_MODE_ARB:
- if (ctx->Extensions.ARB_shadow) {
- *params = (GLfloat) obj->CompareMode;
- }
- else
- error = GL_TRUE;
+ if ((!_mesa_is_desktop_gl(ctx) || !ctx->Extensions.ARB_shadow)
+ && !_mesa_is_gles3(ctx))
+ goto invalid_pname;
+ *params = (GLfloat) obj->Sampler.CompareMode;
break;
case GL_TEXTURE_COMPARE_FUNC_ARB:
- if (ctx->Extensions.ARB_shadow) {
- *params = (GLfloat) obj->CompareFunc;
- }
- else
- error = GL_TRUE;
+ if ((!_mesa_is_desktop_gl(ctx) || !ctx->Extensions.ARB_shadow)
+ && !_mesa_is_gles3(ctx))
+ goto invalid_pname;
+ *params = (GLfloat) obj->Sampler.CompareFunc;
break;
case GL_DEPTH_TEXTURE_MODE_ARB:
- if (ctx->Extensions.ARB_depth_texture) {
- *params = (GLfloat) obj->DepthMode;
- }
- else
- error = GL_TRUE;
+ /* GL_DEPTH_TEXTURE_MODE_ARB is removed in core-profile and it has
+ * never existed in OpenGL ES.
+ */
+ if (ctx->API != API_OPENGL_COMPAT || !ctx->Extensions.ARB_depth_texture)
+ goto invalid_pname;
+ *params = (GLfloat) obj->DepthMode;
+ break;
+ case GL_DEPTH_STENCIL_TEXTURE_MODE:
+ if (!_mesa_is_desktop_gl(ctx) || !ctx->Extensions.ARB_stencil_texturing)
+ goto invalid_pname;
+ *params = (GLfloat)
+ (obj->StencilSampling ? GL_STENCIL_INDEX : GL_DEPTH_COMPONENT);
break;
case GL_TEXTURE_LOD_BIAS:
- if (ctx->Extensions.EXT_texture_lod_bias) {
- *params = obj->LodBias;
- }
- else
- error = GL_TRUE;
+ if (_mesa_is_gles(ctx))
+ goto invalid_pname;
+
+ *params = obj->Sampler.LodBias;
break;
-#ifdef FEATURE_OES_draw_texture
case GL_TEXTURE_CROP_RECT_OES:
- params[0] = obj->CropRect[0];
- params[1] = obj->CropRect[1];
- params[2] = obj->CropRect[2];
- params[3] = obj->CropRect[3];
+ if (ctx->API != API_OPENGLES || !ctx->Extensions.OES_draw_texture)
+ goto invalid_pname;
+
+ params[0] = (GLfloat) obj->CropRect[0];
+ params[1] = (GLfloat) obj->CropRect[1];
+ params[2] = (GLfloat) obj->CropRect[2];
+ params[3] = (GLfloat) 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;
- }
+ if ((!_mesa_is_desktop_gl(ctx)
+ || !ctx->Extensions.EXT_texture_swizzle)
+ && !_mesa_is_gles3(ctx))
+ goto invalid_pname;
+ *params = (GLfloat) obj->Swizzle[pname - GL_TEXTURE_SWIZZLE_R_EXT];
break;
case GL_TEXTURE_SWIZZLE_RGBA_EXT:
- if (ctx->Extensions.EXT_texture_swizzle) {
+ if ((!_mesa_is_desktop_gl(ctx)
+ || !ctx->Extensions.EXT_texture_swizzle)
+ && !_mesa_is_gles3(ctx)) {
+ goto invalid_pname;
+ }
+ else {
GLuint comp;
for (comp = 0; comp < 4; comp++) {
params[comp] = (GLfloat) obj->Swizzle[comp];
}
}
- else {
- error = GL_TRUE;
- }
break;
- default:
- error = GL_TRUE;
- break;
- }
+ case GL_TEXTURE_CUBE_MAP_SEAMLESS:
+ if (!_mesa_is_desktop_gl(ctx)
+ || !ctx->Extensions.AMD_seamless_cubemap_per_texture)
+ goto invalid_pname;
+ *params = (GLfloat) obj->Sampler.CubeMapSeamless;
+ break;
- if (error)
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexParameterfv(pname=0x%x)",
- pname);
+ case GL_TEXTURE_IMMUTABLE_FORMAT:
+ *params = (GLfloat) obj->Immutable;
+ break;
- _mesa_unlock_texture(ctx, obj);
-}
+ case GL_TEXTURE_IMMUTABLE_LEVELS:
+ if (_mesa_is_gles3(ctx) ||
+ (_mesa_is_desktop_gl(ctx) && ctx->Extensions.ARB_texture_view))
+ *params = (GLfloat) obj->ImmutableLevels;
+ else
+ goto invalid_pname;
+ break;
+ case GL_TEXTURE_VIEW_MIN_LEVEL:
+ if (!ctx->Extensions.ARB_texture_view)
+ goto invalid_pname;
+ *params = (GLfloat) obj->MinLevel;
+ break;
-void GLAPIENTRY
-_mesa_GetTexParameteriv( GLenum target, GLenum pname, GLint *params )
-{
- struct gl_texture_unit *texUnit;
- struct gl_texture_object *obj;
- GLboolean error = GL_FALSE;
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END(ctx);
+ case GL_TEXTURE_VIEW_NUM_LEVELS:
+ if (!ctx->Extensions.ARB_texture_view)
+ goto invalid_pname;
+ *params = (GLfloat) obj->NumLevels;
+ break;
- if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureImageUnits) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glGetTexParameteriv(current unit)");
- return;
- }
+ case GL_TEXTURE_VIEW_MIN_LAYER:
+ if (!ctx->Extensions.ARB_texture_view)
+ goto invalid_pname;
+ *params = (GLfloat) obj->MinLayer;
+ break;
- texUnit = _mesa_get_current_tex_unit(ctx);
+ case GL_TEXTURE_VIEW_NUM_LAYERS:
+ if (!ctx->Extensions.ARB_texture_view)
+ goto invalid_pname;
+ *params = (GLfloat) obj->NumLayers;
+ break;
- obj = _mesa_select_tex_object(ctx, texUnit, target);
- if (!obj) {
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexParameteriv(target)");
- return;
+ case GL_REQUIRED_TEXTURE_IMAGE_UNITS_OES:
+ if (!_mesa_is_gles(ctx) || !ctx->Extensions.OES_EGL_image_external)
+ goto invalid_pname;
+ *params = (GLfloat) obj->RequiredTextureImageUnits;
+ break;
+
+ case GL_TEXTURE_SRGB_DECODE_EXT:
+ if (!ctx->Extensions.EXT_texture_sRGB_decode)
+ goto invalid_pname;
+ *params = (GLfloat) obj->Sampler.sRGBDecode;
+ break;
+
+ default:
+ goto invalid_pname;
}
+ /* no error if we get here */
+ _mesa_unlock_context_textures(ctx);
+ return;
+
+invalid_pname:
+ _mesa_unlock_context_textures(ctx);
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetTex%sParameterfv(pname=0x%x)",
+ dsa ? "ture" : "", pname);
+}
+
+
+static void
+get_tex_parameteriv(struct gl_context *ctx,
+ struct gl_texture_object *obj,
+ GLenum pname, GLint *params, bool dsa)
+{
+ _mesa_lock_texture(ctx, obj);
switch (pname) {
case GL_TEXTURE_MAG_FILTER:
- *params = (GLint) obj->MagFilter;
- break;;
+ *params = (GLint) obj->Sampler.MagFilter;
+ break;
case GL_TEXTURE_MIN_FILTER:
- *params = (GLint) obj->MinFilter;
- break;;
+ *params = (GLint) obj->Sampler.MinFilter;
+ break;
case GL_TEXTURE_WRAP_S:
- *params = (GLint) obj->WrapS;
- break;;
+ *params = (GLint) obj->Sampler.WrapS;
+ break;
case GL_TEXTURE_WRAP_T:
- *params = (GLint) obj->WrapT;
- break;;
+ *params = (GLint) obj->Sampler.WrapT;
+ break;
case GL_TEXTURE_WRAP_R:
- *params = (GLint) obj->WrapR;
- break;;
+ *params = (GLint) obj->Sampler.WrapR;
+ break;
case GL_TEXTURE_BORDER_COLOR:
+ if (!_mesa_is_desktop_gl(ctx))
+ goto invalid_pname;
+
{
GLfloat b[4];
- b[0] = CLAMP(obj->BorderColor[0], 0.0F, 1.0F);
- b[1] = CLAMP(obj->BorderColor[1], 0.0F, 1.0F);
- b[2] = CLAMP(obj->BorderColor[2], 0.0F, 1.0F);
- b[3] = CLAMP(obj->BorderColor[3], 0.0F, 1.0F);
+ b[0] = CLAMP(obj->Sampler.BorderColor.f[0], 0.0F, 1.0F);
+ b[1] = CLAMP(obj->Sampler.BorderColor.f[1], 0.0F, 1.0F);
+ b[2] = CLAMP(obj->Sampler.BorderColor.f[2], 0.0F, 1.0F);
+ b[3] = CLAMP(obj->Sampler.BorderColor.f[3], 0.0F, 1.0F);
params[0] = FLOAT_TO_INT(b[0]);
params[1] = FLOAT_TO_INT(b[1]);
params[2] = FLOAT_TO_INT(b[2]);
params[3] = FLOAT_TO_INT(b[3]);
}
- break;;
+ break;
case GL_TEXTURE_RESIDENT:
- {
- GLboolean resident;
- if (ctx->Driver.IsTextureResident)
- resident = ctx->Driver.IsTextureResident(ctx, obj);
- else
- resident = GL_TRUE;
- *params = (GLint) resident;
- }
- break;;
+ if (ctx->API != API_OPENGL_COMPAT)
+ goto invalid_pname;
+
+ *params = 1;
+ break;
case GL_TEXTURE_PRIORITY:
+ if (ctx->API != API_OPENGL_COMPAT)
+ goto invalid_pname;
+
*params = FLOAT_TO_INT(obj->Priority);
- break;;
+ break;
case GL_TEXTURE_MIN_LOD:
- *params = (GLint) obj->MinLod;
- break;;
+ if (!_mesa_is_desktop_gl(ctx) && !_mesa_is_gles3(ctx))
+ goto invalid_pname;
+ /* GL spec 'Data Conversions' section specifies that floating-point
+ * value in integer Get function is rounded to nearest integer
+ */
+ *params = IROUND(obj->Sampler.MinLod);
+ break;
case GL_TEXTURE_MAX_LOD:
- *params = (GLint) obj->MaxLod;
- break;;
+ if (!_mesa_is_desktop_gl(ctx) && !_mesa_is_gles3(ctx))
+ goto invalid_pname;
+ /* GL spec 'Data Conversions' section specifies that floating-point
+ * value in integer Get function is rounded to nearest integer
+ */
+ *params = IROUND(obj->Sampler.MaxLod);
+ break;
case GL_TEXTURE_BASE_LEVEL:
+ if (!_mesa_is_desktop_gl(ctx) && !_mesa_is_gles3(ctx))
+ goto invalid_pname;
+
*params = obj->BaseLevel;
- break;;
+ break;
case GL_TEXTURE_MAX_LEVEL:
*params = obj->MaxLevel;
- break;;
- case GL_TEXTURE_MAX_ANISOTROPY_EXT:
- if (ctx->Extensions.EXT_texture_filter_anisotropic) {
- *params = (GLint) obj->MaxAnisotropy;
- }
- else {
- error = GL_TRUE;
- }
break;
- case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB:
- if (ctx->Extensions.ARB_shadow_ambient) {
- *params = (GLint) FLOAT_TO_INT(obj->CompareFailValue);
- }
- else {
- error = GL_TRUE;
- }
+ case GL_TEXTURE_MAX_ANISOTROPY_EXT:
+ if (!ctx->Extensions.EXT_texture_filter_anisotropic)
+ goto invalid_pname;
+ /* GL spec 'Data Conversions' section specifies that floating-point
+ * value in integer Get function is rounded to nearest integer
+ */
+ *params = IROUND(obj->Sampler.MaxAnisotropy);
break;
case GL_GENERATE_MIPMAP_SGIS:
- if (ctx->Extensions.SGIS_generate_mipmap) {
- *params = (GLint) obj->GenerateMipmap;
- }
- else {
- error = GL_TRUE;
- }
+ if (ctx->API != API_OPENGL_COMPAT && ctx->API != API_OPENGLES)
+ goto invalid_pname;
+
+ *params = (GLint) obj->GenerateMipmap;
break;
case GL_TEXTURE_COMPARE_MODE_ARB:
- if (ctx->Extensions.ARB_shadow) {
- *params = (GLint) obj->CompareMode;
- }
- else {
- error = GL_TRUE;
- }
+ if ((!_mesa_is_desktop_gl(ctx) || !ctx->Extensions.ARB_shadow)
+ && !_mesa_is_gles3(ctx))
+ goto invalid_pname;
+ *params = (GLint) obj->Sampler.CompareMode;
break;
case GL_TEXTURE_COMPARE_FUNC_ARB:
- if (ctx->Extensions.ARB_shadow) {
- *params = (GLint) obj->CompareFunc;
- }
- else {
- error = GL_TRUE;
- }
+ if ((!_mesa_is_desktop_gl(ctx) || !ctx->Extensions.ARB_shadow)
+ && !_mesa_is_gles3(ctx))
+ goto invalid_pname;
+ *params = (GLint) obj->Sampler.CompareFunc;
break;
case GL_DEPTH_TEXTURE_MODE_ARB:
- if (ctx->Extensions.ARB_depth_texture) {
- *params = (GLint) obj->DepthMode;
- }
- else {
- error = GL_TRUE;
- }
+ if (ctx->API != API_OPENGL_COMPAT || !ctx->Extensions.ARB_depth_texture)
+ goto invalid_pname;
+ *params = (GLint) obj->DepthMode;
+ break;
+ case GL_DEPTH_STENCIL_TEXTURE_MODE:
+ if (!_mesa_is_desktop_gl(ctx) || !ctx->Extensions.ARB_stencil_texturing)
+ goto invalid_pname;
+ *params = (GLint)
+ (obj->StencilSampling ? GL_STENCIL_INDEX : GL_DEPTH_COMPONENT);
break;
case GL_TEXTURE_LOD_BIAS:
- if (ctx->Extensions.EXT_texture_lod_bias) {
- *params = (GLint) obj->LodBias;
- }
- else {
- error = GL_TRUE;
- }
+ if (_mesa_is_gles(ctx))
+ goto invalid_pname;
+
+ /* GL spec 'Data Conversions' section specifies that floating-point
+ * value in integer Get function is rounded to nearest integer
+ */
+ *params = IROUND(obj->Sampler.LodBias);
break;
-#ifdef FEATURE_OES_draw_texture
case GL_TEXTURE_CROP_RECT_OES:
+ if (ctx->API != API_OPENGLES || !ctx->Extensions.OES_draw_texture)
+ goto invalid_pname;
+
params[0] = obj->CropRect[0];
params[1] = obj->CropRect[1];
params[2] = obj->CropRect[2];
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;
- }
+ if ((!_mesa_is_desktop_gl(ctx)
+ || !ctx->Extensions.EXT_texture_swizzle)
+ && !_mesa_is_gles3(ctx))
+ goto invalid_pname;
+ *params = obj->Swizzle[pname - GL_TEXTURE_SWIZZLE_R_EXT];
break;
case GL_TEXTURE_SWIZZLE_RGBA_EXT:
- if (ctx->Extensions.EXT_texture_swizzle) {
- COPY_4V(params, obj->Swizzle);
- }
- else {
- error = GL_TRUE;
- }
+ if ((!_mesa_is_desktop_gl(ctx)
+ || !ctx->Extensions.EXT_texture_swizzle)
+ && !_mesa_is_gles3(ctx))
+ goto invalid_pname;
+ COPY_4V(params, obj->Swizzle);
+ break;
+
+ case GL_TEXTURE_CUBE_MAP_SEAMLESS:
+ if (!_mesa_is_desktop_gl(ctx)
+ || !ctx->Extensions.AMD_seamless_cubemap_per_texture)
+ goto invalid_pname;
+ *params = (GLint) obj->Sampler.CubeMapSeamless;
+ break;
+
+ case GL_TEXTURE_IMMUTABLE_FORMAT:
+ *params = (GLint) obj->Immutable;
+ break;
+
+ case GL_TEXTURE_IMMUTABLE_LEVELS:
+ if (_mesa_is_gles3(ctx) ||
+ (_mesa_is_desktop_gl(ctx) && ctx->Extensions.ARB_texture_view))
+ *params = obj->ImmutableLevels;
+ else
+ goto invalid_pname;
+ break;
+
+ case GL_TEXTURE_VIEW_MIN_LEVEL:
+ if (!ctx->Extensions.ARB_texture_view)
+ goto invalid_pname;
+ *params = (GLint) obj->MinLevel;
+ break;
+
+ case GL_TEXTURE_VIEW_NUM_LEVELS:
+ if (!ctx->Extensions.ARB_texture_view)
+ goto invalid_pname;
+ *params = (GLint) obj->NumLevels;
+ break;
+
+ case GL_TEXTURE_VIEW_MIN_LAYER:
+ if (!ctx->Extensions.ARB_texture_view)
+ goto invalid_pname;
+ *params = (GLint) obj->MinLayer;
+ break;
+
+ case GL_TEXTURE_VIEW_NUM_LAYERS:
+ if (!ctx->Extensions.ARB_texture_view)
+ goto invalid_pname;
+ *params = (GLint) obj->NumLayers;
+ break;
+
+ case GL_REQUIRED_TEXTURE_IMAGE_UNITS_OES:
+ if (!_mesa_is_gles(ctx) || !ctx->Extensions.OES_EGL_image_external)
+ goto invalid_pname;
+ *params = obj->RequiredTextureImageUnits;
+ break;
+
+ case GL_TEXTURE_SRGB_DECODE_EXT:
+ if (!ctx->Extensions.EXT_texture_sRGB_decode)
+ goto invalid_pname;
+ *params = obj->Sampler.sRGBDecode;
+ break;
+
+ case GL_IMAGE_FORMAT_COMPATIBILITY_TYPE:
+ if (!ctx->Extensions.ARB_shader_image_load_store)
+ goto invalid_pname;
+ *params = obj->ImageFormatCompatibilityType;
break;
default:
- ; /* silence warnings */
+ goto invalid_pname;
}
- if (error)
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexParameteriv(pname=0x%x)",
- pname);
+ /* no error if we get here */
+ _mesa_unlock_texture(ctx, obj);
+ return;
+invalid_pname:
_mesa_unlock_texture(ctx, obj);
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetTex%sParameteriv(pname=0x%x)",
+ dsa ? "ture" : "", pname);
+}
+
+static void
+get_tex_parameterIiv(struct gl_context *ctx,
+ struct gl_texture_object *obj,
+ GLenum pname, GLint *params, bool dsa)
+{
+ switch (pname) {
+ case GL_TEXTURE_BORDER_COLOR:
+ COPY_4V(params, obj->Sampler.BorderColor.i);
+ break;
+ default:
+ get_tex_parameteriv(ctx, obj, pname, params, dsa);
+ }
+}
+
+static void
+get_tex_parameterIuiv(struct gl_context *ctx,
+ struct gl_texture_object *obj,
+ GLenum pname, GLuint *params, bool dsa)
+{
+ switch (pname) {
+ case GL_TEXTURE_BORDER_COLOR:
+ COPY_4V(params, obj->Sampler.BorderColor.i);
+ break;
+ default:
+ {
+ GLint ip[4];
+ get_tex_parameteriv(ctx, obj, pname, ip, dsa);
+ params[0] = ip[0];
+ if (pname == GL_TEXTURE_SWIZZLE_RGBA_EXT ||
+ pname == GL_TEXTURE_CROP_RECT_OES) {
+ params[1] = ip[1];
+ params[2] = ip[2];
+ params[3] = ip[3];
+ }
+ }
+ }
+}
+
+void GLAPIENTRY
+_mesa_GetTexParameterfv(GLenum target, GLenum pname, GLfloat *params)
+{
+ struct gl_texture_object *obj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ obj = get_texobj_by_target(ctx, target, GL_TRUE);
+ if (!obj)
+ return;
+
+ get_tex_parameterfv(ctx, obj, pname, params, false);
+}
+
+void GLAPIENTRY
+_mesa_GetTexParameteriv(GLenum target, GLenum pname, GLint *params)
+{
+ struct gl_texture_object *obj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ obj = get_texobj_by_target(ctx, target, GL_TRUE);
+ if (!obj)
+ return;
+
+ get_tex_parameteriv(ctx, obj, pname, params, false);
+}
+
+/** New in GL 3.0 */
+void GLAPIENTRY
+_mesa_GetTexParameterIiv(GLenum target, GLenum pname, GLint *params)
+{
+ struct gl_texture_object *texObj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = get_texobj_by_target(ctx, target, GL_TRUE);
+ if (!texObj)
+ return;
+
+ get_tex_parameterIiv(ctx, texObj, pname, params, false);
+}
+
+
+/** New in GL 3.0 */
+void GLAPIENTRY
+_mesa_GetTexParameterIuiv(GLenum target, GLenum pname, GLuint *params)
+{
+ struct gl_texture_object *texObj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = get_texobj_by_target(ctx, target, GL_TRUE);
+ if (!texObj)
+ return;
+
+ get_tex_parameterIuiv(ctx, texObj, pname, params, false);
+}
+
+
+void GLAPIENTRY
+_mesa_GetTextureParameterfv(GLuint texture, GLenum pname, GLfloat *params)
+{
+ struct gl_texture_object *obj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ obj = get_texobj_by_name(ctx, texture, GL_TRUE);
+ if (!obj) {
+ /* User passed a non-generated name. */
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glGetTextureParameterfv(texture)");
+ return;
+ }
+
+ get_tex_parameterfv(ctx, obj, pname, params, true);
+}
+
+void GLAPIENTRY
+_mesa_GetTextureParameteriv(GLuint texture, GLenum pname, GLint *params)
+{
+ struct gl_texture_object *obj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ obj = get_texobj_by_name(ctx, texture, GL_TRUE);
+ if (!obj) {
+ /* User passed a non-generated name. */
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glGetTextureParameteriv(texture)");
+ return;
+ }
+
+ get_tex_parameteriv(ctx, obj, pname, params, true);
+}
+
+void GLAPIENTRY
+_mesa_GetTextureParameterIiv(GLuint texture, GLenum pname, GLint *params)
+{
+ struct gl_texture_object *texObj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = get_texobj_by_name(ctx, texture, GL_TRUE);
+ if (!texObj) {
+ /* User passed a non-generated name. */
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glGetTextureParameterIiv(texture)");
+ return;
+ }
+
+ get_tex_parameterIiv(ctx, texObj, pname, params, true);
+}
+
+
+void GLAPIENTRY
+_mesa_GetTextureParameterIuiv(GLuint texture, GLenum pname, GLuint *params)
+{
+ struct gl_texture_object *texObj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ texObj = get_texobj_by_name(ctx, texture, GL_TRUE);
+ if (!texObj) {
+ /* User passed a non-generated name. */
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glGetTextureParameterIuiv(texture)");
+ return;
+ }
+
+ get_tex_parameterIuiv(ctx, texObj, pname, params, true);
}