/*
* Mesa 3-D graphics library
- * Version: 6.5
*
* Copyright (C) 1999-2006 Brian Paul 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.
*/
#include "samplerobj.h"
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
/**
* \name Internal functions
*/
extern struct gl_texture_object *
_mesa_lookup_texture(struct gl_context *ctx, GLuint id);
+extern struct gl_texture_object *
+_mesa_lookup_texture_err(struct gl_context *ctx, GLuint id, const char* func);
+
+extern void
+_mesa_begin_texture_lookups(struct gl_context *ctx);
+
+extern void
+_mesa_end_texture_lookups(struct gl_context *ctx);
+
+extern struct gl_texture_object *
+_mesa_lookup_texture_locked(struct gl_context *ctx, GLuint id);
+
+extern struct gl_texture_object *
+_mesa_get_current_tex_object(struct gl_context *ctx, GLenum target);
+
extern struct gl_texture_object *
_mesa_new_texture_object( struct gl_context *ctx, GLuint name, GLenum target );
extern void
-_mesa_initialize_texture_object( struct gl_texture_object *obj,
+_mesa_initialize_texture_object( struct gl_context *ctx,
+ struct gl_texture_object *obj,
GLuint name, GLenum target );
+extern int
+_mesa_tex_target_to_index(const struct gl_context *ctx, GLenum target);
+
extern void
_mesa_delete_texture_object( struct gl_context *ctx,
struct gl_texture_object *obj );
_mesa_reference_texobj_(ptr, tex);
}
+/**
+ * Lock a texture for updating. See also _mesa_lock_context_textures().
+ */
+static inline void
+_mesa_lock_texture(struct gl_context *ctx, struct gl_texture_object *texObj)
+{
+ mtx_lock(&ctx->Shared->TexMutex);
+ ctx->Shared->TextureStateStamp++;
+ (void) texObj;
+}
+
+static inline void
+_mesa_unlock_texture(struct gl_context *ctx, struct gl_texture_object *texObj)
+{
+ (void) texObj;
+ mtx_unlock(&ctx->Shared->TexMutex);
+}
+
/** Is the texture "complete" with respect to the given sampler state? */
static inline GLboolean
_mesa_is_texture_complete(const struct gl_texture_object *texObj,
const struct gl_sampler_object *sampler)
{
+ if (texObj->_IsIntegerFormat &&
+ (sampler->MagFilter != GL_NEAREST ||
+ (sampler->MinFilter != GL_NEAREST &&
+ sampler->MinFilter != GL_NEAREST_MIPMAP_NEAREST))) {
+ /* If the format is integer, only nearest filtering is allowed */
+ return GL_FALSE;
+ }
+
+ /* From the ARB_stencil_texturing specification:
+ * "Add a new bullet point for the conditions that cause the texture
+ * to not be complete:
+ *
+ * * The internal format of the texture is DEPTH_STENCIL, the
+ * DEPTH_STENCIL_TEXTURE_MODE for the texture is STENCIL_INDEX and either
+ * the magnification filter or the minification filter is not NEAREST."
+ */
+ if (texObj->StencilSampling &&
+ texObj->Image[0][texObj->BaseLevel]->_BaseFormat == GL_DEPTH_STENCIL &&
+ (sampler->MagFilter != GL_NEAREST || sampler->MinFilter != GL_NEAREST)) {
+ return GL_FALSE;
+ }
+
if (_mesa_is_mipmap_filter(sampler))
return texObj->_MipmapComplete;
else
_mesa_test_texobj_completeness( const struct gl_context *ctx,
struct gl_texture_object *obj );
+extern GLboolean
+_mesa_cube_level_complete(const struct gl_texture_object *texObj,
+ const GLint level);
+
extern GLboolean
_mesa_cube_complete(const struct gl_texture_object *texObj);
extern void
-_mesa_dirty_texobj(struct gl_context *ctx, struct gl_texture_object *texObj,
- GLboolean invalidate_state);
+_mesa_dirty_texobj(struct gl_context *ctx, struct gl_texture_object *texObj);
extern struct gl_texture_object *
_mesa_get_fallback_texture(struct gl_context *ctx, gl_texture_index tex);
+extern GLuint
+_mesa_total_texture_memory(struct gl_context *ctx);
+
+extern GLenum
+_mesa_texture_base_format(const struct gl_texture_object *texObj);
+
extern void
_mesa_unlock_context_textures( struct gl_context *ctx );
extern void
_mesa_lock_context_textures( struct gl_context *ctx );
+extern void
+_mesa_delete_nameless_texture(struct gl_context *ctx,
+ struct gl_texture_object *texObj);
+
+
/*@}*/
/**
/*@{*/
extern void GLAPIENTRY
-_mesa_GenTextures( GLsizei n, GLuint *textures );
+_mesa_GenTextures(GLsizei n, GLuint *textures);
+extern void GLAPIENTRY
+_mesa_CreateTextures(GLenum target, GLsizei n, GLuint *textures);
extern void GLAPIENTRY
_mesa_DeleteTextures( GLsizei n, const GLuint *textures );
extern void GLAPIENTRY
_mesa_BindTexture( GLenum target, GLuint texture );
+extern void GLAPIENTRY
+_mesa_BindTextureUnit(GLuint unit, GLuint texture);
+
+extern void GLAPIENTRY
+_mesa_BindTextures( GLuint first, GLsizei count, const GLuint *textures );
+
extern void GLAPIENTRY
_mesa_PrioritizeTextures( GLsizei n, const GLuint *textures,
extern GLboolean GLAPIENTRY
_mesa_IsTexture( GLuint texture );
+extern void GLAPIENTRY
+_mesa_InvalidateTexSubImage(GLuint texture, GLint level, GLint xoffset,
+ GLint yoffset, GLint zoffset, GLsizei width,
+ GLsizei height, GLsizei depth);
+
+extern void GLAPIENTRY
+_mesa_InvalidateTexImage(GLuint texture, GLint level);
+
/*@}*/
+#ifdef __cplusplus
+}
+#endif
+
+
#endif