mesa: plug in GL_ARB_draw_buffers_blend functions

[mesa.git] / src / mesa / main / bufferobj.h

diff --git a/src/mesa/main/bufferobj.h b/src/mesa/main/bufferobj.h
index e6bd8b329a7f05e97e829acf1283b836c056bd33..09ccab31742bf845773477250f29535b6f4d2b60 100644 (file)
--- a/src/mesa/main/bufferobj.h
+++ b/src/mesa/main/bufferobj.h
@@ -1,8 +1,9 @@
 /*
  * Mesa 3-D graphics library
- * Version:  6.1
+ * Version:  7.6
  *
- * Copyright (C) 1999-2004  Brian Paul   All Rights Reserved.
+ * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
+ * Copyright (C) 2009  VMware, Inc.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -28,56 +29,99 @@
 #define BUFFEROBJ_H
 
 
-#include "context.h"
+#include "mfeatures.h"
+#include "mtypes.h"
 
 
 /*
  * Internal functions
  */
 
+
+/** Is the given buffer object currently mapped? */
+static INLINE GLboolean
+_mesa_bufferobj_mapped(const struct gl_buffer_object *obj)
+{
+   return obj->Pointer != NULL;
+}
+
+/**
+ * Is the given buffer object a user-created buffer object?
+ * Mesa uses default buffer objects in several places.  Default buffers
+ * always have Name==0.  User created buffers have Name!=0.
+ */
+static INLINE GLboolean
+_mesa_is_bufferobj(const struct gl_buffer_object *obj)
+{
+   return obj->Name != 0;
+}
+
+
 extern void
-_mesa_init_buffer_objects( GLcontext *ctx );
+_mesa_init_buffer_objects( struct gl_context *ctx );
 
-extern struct gl_buffer_object *
-_mesa_new_buffer_object( GLcontext *ctx, GLuint name, GLenum target );
+extern void
+_mesa_free_buffer_objects( struct gl_context *ctx );
 
 extern void
-_mesa_delete_buffer_object( GLcontext *ctx, struct gl_buffer_object *bufObj );
+_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 void
 _mesa_initialize_buffer_object( struct gl_buffer_object *obj,
                                GLuint name, GLenum target );
 
 extern void
-_mesa_save_buffer_object( GLcontext *ctx, struct gl_buffer_object *obj );
+_mesa_reference_buffer_object(struct gl_context *ctx,
+                              struct gl_buffer_object **ptr,
+                              struct gl_buffer_object *bufObj);
 
-extern void
-_mesa_remove_buffer_object( GLcontext *ctx, struct gl_buffer_object *bufObj );
+extern GLboolean
+_mesa_validate_pbo_access(GLuint dimensions,
+                          const struct gl_pixelstore_attrib *pack,
+                          GLsizei width, GLsizei height, GLsizei depth,
+                          GLenum format, GLenum type, const GLvoid *ptr);
 
-extern void
-_mesa_buffer_data( GLcontext *ctx, GLenum target, GLsizeiptrARB size,
-                  const GLvoid * data, GLenum usage,
-                  struct gl_buffer_object * bufObj );
+extern const GLvoid *
+_mesa_map_pbo_source(struct gl_context *ctx,
+                     const struct gl_pixelstore_attrib *unpack,
+                     const GLvoid *src);
 
-extern void
-_mesa_buffer_subdata( GLcontext *ctx, GLenum target, GLintptrARB offset,
-                     GLsizeiptrARB size, const GLvoid * data,
-                     struct gl_buffer_object * bufObj );
+extern const GLvoid *
+_mesa_map_validate_pbo_source(struct gl_context *ctx,
+                              GLuint dimensions,
+                              const struct gl_pixelstore_attrib *unpack,
+                              GLsizei width, GLsizei height, GLsizei depth,
+                              GLenum format, GLenum type, const GLvoid *ptr,
+                              const char *where);
 
 extern void
-_mesa_buffer_get_subdata( GLcontext *ctx, GLenum target, GLintptrARB offset,
-                         GLsizeiptrARB size, GLvoid * data,
-                         struct gl_buffer_object * bufObj );
+_mesa_unmap_pbo_source(struct gl_context *ctx,
+                       const struct gl_pixelstore_attrib *unpack);
 
 extern void *
-_mesa_buffer_map( GLcontext *ctx, GLenum target, GLenum access,
-                 struct gl_buffer_object * bufObj );
+_mesa_map_pbo_dest(struct gl_context *ctx,
+                   const struct gl_pixelstore_attrib *pack,
+                   GLvoid *dest);
+
+extern GLvoid *
+_mesa_map_validate_pbo_dest(struct gl_context *ctx,
+                            GLuint dimensions,
+                            const struct gl_pixelstore_attrib *unpack,
+                            GLsizei width, GLsizei height, GLsizei depth,
+                            GLenum format, GLenum type, GLvoid *ptr,
+                            const char *where);
 
+extern void
+_mesa_unmap_pbo_dest(struct gl_context *ctx,
+                     const struct gl_pixelstore_attrib *pack);
 
-extern GLboolean
-_mesa_validate_pbo_access(const struct gl_pixelstore_attrib *pack,
-                          GLsizei width, GLsizei height, GLsizei depth,
-                          GLenum format, GLenum type, const GLvoid *ptr);
+
+extern void
+_mesa_init_buffer_object_functions(struct dd_function_table *driver);
 
 
 /*
@@ -114,7 +158,33 @@ _mesa_UnmapBufferARB(GLenum target);
 extern void GLAPIENTRY
 _mesa_GetBufferParameterivARB(GLenum target, GLenum pname, GLint *params);
 
+extern void GLAPIENTRY
+_mesa_GetBufferParameteri64v(GLenum target, GLenum pname, GLint64 *params);
+
 extern void GLAPIENTRY
 _mesa_GetBufferPointervARB(GLenum target, GLenum pname, GLvoid **params);
 
+extern void GLAPIENTRY
+_mesa_CopyBufferSubData(GLenum readTarget, GLenum writeTarget,
+                        GLintptr readOffset, GLintptr writeOffset,
+                        GLsizeiptr size);
+
+extern void * GLAPIENTRY
+_mesa_MapBufferRange(GLenum target, GLintptr offset, GLsizeiptr length,
+                     GLbitfield access);
+
+extern void GLAPIENTRY
+_mesa_FlushMappedBufferRange(GLenum target, GLintptr offset, GLsizeiptr length);
+
+#if FEATURE_APPLE_object_purgeable
+extern GLenum GLAPIENTRY
+_mesa_ObjectPurgeableAPPLE(GLenum objectType, GLuint name, GLenum option);
+
+extern GLenum GLAPIENTRY
+_mesa_ObjectUnpurgeableAPPLE(GLenum objectType, GLuint name, GLenum option);
+
+extern void GLAPIENTRY
+_mesa_GetObjectParameterivAPPLE(GLenum objectType, GLuint name, GLenum pname, GLint* params);
+#endif
+
 #endif