* 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 );
+extern void
+_mesa_free_buffer_objects( GLcontext *ctx );
+
extern void
_mesa_update_default_objects_buffer_objects(GLcontext *ctx);
GLsizei width, GLsizei height, GLsizei depth,
GLenum format, GLenum type, const GLvoid *ptr);
-extern const GLubyte *
-_mesa_map_bitmap_pbo(GLcontext *ctx,
+extern const GLvoid *
+_mesa_map_pbo_source(GLcontext *ctx,
const struct gl_pixelstore_attrib *unpack,
- const GLubyte *bitmap);
-
-extern void
-_mesa_unmap_bitmap_pbo(GLcontext *ctx,
- const struct gl_pixelstore_attrib *unpack);
+ const GLvoid *src);
extern const GLvoid *
-_mesa_map_drawpix_pbo(GLcontext *ctx,
- const struct gl_pixelstore_attrib *unpack,
- const GLvoid *pixels);
+_mesa_map_validate_pbo_source(GLcontext *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_unmap_drawpix_pbo(GLcontext *ctx,
- const struct gl_pixelstore_attrib *unpack);
+_mesa_unmap_pbo_source(GLcontext *ctx,
+ const struct gl_pixelstore_attrib *unpack);
extern void *
-_mesa_map_readpix_pbo(GLcontext *ctx,
- const struct gl_pixelstore_attrib *pack,
- GLvoid *dest);
+_mesa_map_pbo_dest(GLcontext *ctx,
+ const struct gl_pixelstore_attrib *pack,
+ GLvoid *dest);
+
+extern GLvoid *
+_mesa_map_validate_pbo_dest(GLcontext *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_readpix_pbo(GLcontext *ctx,
- const struct gl_pixelstore_attrib *pack);
+_mesa_unmap_pbo_dest(GLcontext *ctx,
+ const struct gl_pixelstore_attrib *pack);
extern void
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);