mesa: fix format conversion bug in get_tex_rgba_uncompressed()
[mesa.git] / src / mesa / main / bufferobj.h
index 7466a4ea20dadfe8369f7082466d103fa37002c8..5dcc55301ce78f4477abfe87d230f3d17ec9cafa 100644 (file)
@@ -1,6 +1,5 @@
 /*
  * Mesa 3-D graphics library
- * Version:  7.6
  *
  * 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
- * 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.
+ * 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.
  */
 
 
@@ -28,7 +28,7 @@
 #ifndef BUFFEROBJ_H
 #define BUFFEROBJ_H
 
-
+#include <stdbool.h>
 #include "mtypes.h"
 
 
  */
 
 
-/** Is the given buffer object currently mapped? */
+/** Is the given buffer object currently mapped by the GL user? */
 static inline GLboolean
-_mesa_bufferobj_mapped(const struct gl_buffer_object *obj)
+_mesa_bufferobj_mapped(const struct gl_buffer_object *obj,
+                       gl_map_buffer_index index)
 {
-   return obj->Pointer != NULL;
+   return obj->Mappings[index].Pointer != NULL;
+}
+
+/**
+ * Check whether the given buffer object is illegally mapped prior to
+ * drawing from (or reading back to) the buffer.
+ * Note that it's legal for a buffer to be mapped at draw/readback time
+ * if it was mapped persistently (See GL_ARB_buffer_storage spec).
+ * \return true if the buffer is illegally mapped, false otherwise
+ */
+static inline bool
+_mesa_check_disallowed_mapping(const struct gl_buffer_object *obj)
+{
+   return _mesa_bufferobj_mapped(obj, MAP_USER) &&
+          !(obj->Mappings[MAP_USER].AccessFlags &
+            GL_MAP_PERSISTENT_BIT);
 }
 
 /**
@@ -57,10 +73,16 @@ _mesa_is_bufferobj(const struct gl_buffer_object *obj)
 
 
 extern void
-_mesa_init_buffer_objects( struct gl_context *ctx );
+_mesa_init_buffer_objects(struct gl_context *ctx);
 
 extern void
-_mesa_free_buffer_objects( struct gl_context *ctx );
+_mesa_free_buffer_objects(struct gl_context *ctx);
+
+extern bool
+_mesa_handle_bind_buffer_gen(struct gl_context *ctx,
+                             GLuint buffer,
+                             struct gl_buffer_object **buf_handle,
+                             const char *caller);
 
 extern void
 _mesa_update_default_objects_buffer_objects(struct gl_context *ctx);
@@ -69,10 +91,32 @@ _mesa_update_default_objects_buffer_objects(struct gl_context *ctx);
 extern struct gl_buffer_object *
 _mesa_lookup_bufferobj(struct gl_context *ctx, GLuint buffer);
 
+extern struct gl_buffer_object *
+_mesa_lookup_bufferobj_locked(struct gl_context *ctx, GLuint buffer);
+
+extern struct gl_buffer_object *
+_mesa_lookup_bufferobj_err(struct gl_context *ctx, GLuint buffer,
+                           const char *caller);
+
 extern void
-_mesa_initialize_buffer_object( struct gl_context *ctx,
-                               struct gl_buffer_object *obj,
-                               GLuint name, GLenum target );
+_mesa_begin_bufferobj_lookups(struct gl_context *ctx);
+
+extern void
+_mesa_end_bufferobj_lookups(struct gl_context *ctx);
+
+extern struct gl_buffer_object *
+_mesa_multi_bind_lookup_bufferobj(struct gl_context *ctx,
+                                  const GLuint *buffers,
+                                  GLuint index, const char *caller);
+
+extern void
+_mesa_initialize_buffer_object(struct gl_context *ctx,
+                               struct gl_buffer_object *obj,
+                               GLuint name);
+
+extern void
+_mesa_delete_buffer_object(struct gl_context *ctx,
+                           struct gl_buffer_object *bufObj);
 
 extern void
 _mesa_reference_buffer_object_(struct gl_context *ctx,
@@ -94,59 +138,213 @@ _mesa_total_buffer_object_memory(struct gl_context *ctx);
 extern void
 _mesa_init_buffer_object_functions(struct dd_function_table *driver);
 
+extern void
+_mesa_buffer_storage(struct gl_context *ctx, struct gl_buffer_object *bufObj,
+                     GLenum target, GLsizeiptr size, const GLvoid *data,
+                     GLbitfield flags, const char *func);
+
+extern void
+_mesa_buffer_data(struct gl_context *ctx, struct gl_buffer_object *bufObj,
+                  GLenum target, GLsizeiptr size, const GLvoid *data,
+                  GLenum usage, const char *func);
+
+extern void
+_mesa_buffer_sub_data(struct gl_context *ctx, struct gl_buffer_object *bufObj,
+                      GLintptr offset, GLsizeiptr size, const GLvoid *data,
+                      const char *func);
+
+extern void
+_mesa_buffer_unmap_all_mappings(struct gl_context *ctx,
+                                struct gl_buffer_object *bufObj);
+
+extern void
+_mesa_copy_buffer_sub_data(struct gl_context *ctx,
+                           struct gl_buffer_object *src,
+                           struct gl_buffer_object *dst,
+                           GLintptr readOffset, GLintptr writeOffset,
+                           GLsizeiptr size, const char *func);
+
+extern void *
+_mesa_map_buffer_range(struct gl_context *ctx,
+                       struct gl_buffer_object *bufObj,
+                       GLintptr offset, GLsizeiptr length,
+                       GLbitfield access, const char *func);
+
+extern void
+_mesa_flush_mapped_buffer_range(struct gl_context *ctx,
+                                struct gl_buffer_object *bufObj,
+                                GLintptr offset, GLsizeiptr length,
+                                const char *func);
+
+extern void
+_mesa_ClearBufferSubData_sw(struct gl_context *ctx,
+                            GLintptr offset, GLsizeiptr size,
+                            const GLvoid *clearValue,
+                            GLsizeiptr clearValueSize,
+                            struct gl_buffer_object *bufObj);
+
+extern void
+_mesa_clear_buffer_sub_data(struct gl_context *ctx,
+                            struct gl_buffer_object *bufObj,
+                            GLenum internalformat,
+                            GLintptr offset, GLsizeiptr size,
+                            GLenum format, GLenum type,
+                            const GLvoid *data,
+                            const char *func, bool subdata);
+
+extern GLboolean
+_mesa_unmap_buffer(struct gl_context *ctx, struct gl_buffer_object *bufObj,
+                   const char *func);
 
 /*
  * API functions
  */
-
 void GLAPIENTRY
 _mesa_BindBuffer(GLenum target, GLuint buffer);
+
 void GLAPIENTRY
 _mesa_DeleteBuffers(GLsizei n, const GLuint * buffer);
+
+void GLAPIENTRY
+_mesa_GenBuffers(GLsizei n, GLuint *buffers);
+
 void GLAPIENTRY
-_mesa_GenBuffers(GLsizei n, GLuint * buffer);
+_mesa_CreateBuffers(GLsizei n, GLuint *buffers);
+
 GLboolean GLAPIENTRY
 _mesa_IsBuffer(GLuint buffer);
+
 void GLAPIENTRY
-_mesa_BufferData(GLenum target, GLsizeiptrARB size, const GLvoid * data, GLenum usage);
+_mesa_BufferStorage(GLenum target, GLsizeiptr size, const GLvoid *data,
+                    GLbitfield flags);
+
 void GLAPIENTRY
-_mesa_BufferSubData(GLenum target, GLintptrARB offset, GLsizeiptrARB size, const GLvoid * data);
+_mesa_NamedBufferStorage(GLuint buffer, GLsizeiptr size, const GLvoid *data,
+                         GLbitfield flags);
+
 void GLAPIENTRY
-_mesa_GetBufferSubData(GLenum target, GLintptrARB offset, GLsizeiptrARB size, void * data);
-void * GLAPIENTRY
-_mesa_MapBuffer(GLenum target, GLenum access);
+_mesa_BufferData(GLenum target, GLsizeiptr size,
+                 const GLvoid *data, GLenum usage);
+
+void GLAPIENTRY
+_mesa_NamedBufferData(GLuint buffer, GLsizeiptr size,
+                      const GLvoid *data, GLenum usage);
+
+void GLAPIENTRY
+_mesa_BufferSubData(GLenum target, GLintptr offset,
+                    GLsizeiptr size, const GLvoid *data);
+
+void GLAPIENTRY
+_mesa_NamedBufferSubData(GLuint buffer, GLintptr offset,
+                         GLsizeiptr size, const GLvoid *data);
+
+void GLAPIENTRY
+_mesa_GetBufferSubData(GLenum target, GLintptr offset,
+                       GLsizeiptr size, GLvoid *data);
+
+void GLAPIENTRY
+_mesa_GetNamedBufferSubData(GLuint buffer, GLintptr offset,
+                            GLsizeiptr size, GLvoid *data);
+
+void GLAPIENTRY
+_mesa_ClearBufferData(GLenum target, GLenum internalformat,
+                      GLenum format, GLenum type,
+                      const GLvoid *data);
+
+void GLAPIENTRY
+_mesa_ClearNamedBufferData(GLuint buffer, GLenum internalformat,
+                           GLenum format, GLenum type,
+                           const GLvoid *data);
+
+void GLAPIENTRY
+_mesa_ClearBufferSubData(GLenum target, GLenum internalformat,
+                         GLintptr offset, GLsizeiptr size,
+                         GLenum format, GLenum type,
+                         const GLvoid *data);
+
+void GLAPIENTRY
+_mesa_ClearNamedBufferSubData(GLuint buffer, GLenum internalformat,
+                              GLintptr offset, GLsizeiptr size,
+                              GLenum format, GLenum type,
+                              const GLvoid *data);
+
 GLboolean GLAPIENTRY
 _mesa_UnmapBuffer(GLenum target);
+
+GLboolean GLAPIENTRY
+_mesa_UnmapNamedBuffer(GLuint buffer);
+
 void GLAPIENTRY
 _mesa_GetBufferParameteriv(GLenum target, GLenum pname, GLint *params);
+
 void GLAPIENTRY
 _mesa_GetBufferParameteri64v(GLenum target, GLenum pname, GLint64 *params);
+
+void GLAPIENTRY
+_mesa_GetNamedBufferParameteriv(GLuint buffer, GLenum pname, GLint *params);
+
+void GLAPIENTRY
+_mesa_GetNamedBufferParameteri64v(GLuint buffer, GLenum pname,
+                                  GLint64 *params);
+
 void GLAPIENTRY
 _mesa_GetBufferPointerv(GLenum target, GLenum pname, GLvoid **params);
+
+void GLAPIENTRY
+_mesa_GetNamedBufferPointerv(GLuint buffer, GLenum pname, GLvoid **params);
+
+
 void GLAPIENTRY
 _mesa_CopyBufferSubData(GLenum readTarget, GLenum writeTarget,
                         GLintptr readOffset, GLintptr writeOffset,
                         GLsizeiptr size);
+
+void GLAPIENTRY
+_mesa_CopyNamedBufferSubData(GLuint readBuffer, GLuint writeBuffer,
+                             GLintptr readOffset, GLintptr writeOffset,
+                             GLsizeiptr size);
+
 void * GLAPIENTRY
 _mesa_MapBufferRange(GLenum target, GLintptr offset, GLsizeiptr length,
                      GLbitfield access);
+
+void * GLAPIENTRY
+_mesa_MapNamedBufferRange(GLuint buffer, GLintptr offset, GLsizeiptr length,
+                          GLbitfield access);
+
+void * GLAPIENTRY
+_mesa_MapBuffer(GLenum target, GLenum access);
+
+void * GLAPIENTRY
+_mesa_MapNamedBuffer(GLuint buffer, GLenum access);
+
+
 void GLAPIENTRY
-_mesa_FlushMappedBufferRange(GLenum target, GLintptr offset, GLsizeiptr length);
-GLenum GLAPIENTRY
-_mesa_ObjectPurgeableAPPLE(GLenum objectType, GLuint name, GLenum option);
-GLenum GLAPIENTRY
-_mesa_ObjectUnpurgeableAPPLE(GLenum objectType, GLuint name, GLenum option);
+_mesa_FlushMappedBufferRange(GLenum target,
+                             GLintptr offset, GLsizeiptr length);
+
 void GLAPIENTRY
-_mesa_GetObjectParameterivAPPLE(GLenum objectType, GLuint name, GLenum pname,
-                                GLint* params);
+_mesa_FlushMappedNamedBufferRange(GLuint buffer, GLintptr offset,
+                                  GLsizeiptr length);
+
 void GLAPIENTRY
 _mesa_BindBufferRange(GLenum target, GLuint index,
                       GLuint buffer, GLintptr offset, GLsizeiptr size);
+
 void GLAPIENTRY
 _mesa_BindBufferBase(GLenum target, GLuint index, GLuint buffer);
+
+void GLAPIENTRY
+_mesa_BindBuffersRange(GLenum target, GLuint first, GLsizei count,
+                       const GLuint *buffers,
+                       const GLintptr *offsets, const GLsizeiptr *sizes);
+void GLAPIENTRY
+_mesa_BindBuffersBase(GLenum target, GLuint first, GLsizei count,
+                      const GLuint *buffers);
 void GLAPIENTRY
 _mesa_InvalidateBufferSubData(GLuint buffer, GLintptr offset,
                               GLsizeiptr length);
+
 void GLAPIENTRY
 _mesa_InvalidateBufferData(GLuint buffer);