gallium: New PIPE_BUFFER_USAGE_DONTBLOCK flag.

To prevent blocking when mapping a buffer.
2009-03-02 17:18:21 +00:00
parent 2c1d40a051
commit cfc3d5c219
1 changed files with 2 additions and 0 deletions
@@ -201,6 +201,8 @@ enum pipe_texture_target {
 #define PIPE_BUFFER_USAGE_VERTEX    (1 << 5)
 #define PIPE_BUFFER_USAGE_INDEX     (1 << 6)
 #define PIPE_BUFFER_USAGE_CONSTANT  (1 << 7)
+#define PIPE_BUFFER_USAGE_DISCARD   (1 << 8)
+#define PIPE_BUFFER_USAGE_DONTBLOCK (1 << 9)
 /** Pipe driver custom usage flags should be greater or equal to this value */
 #define PIPE_BUFFER_USAGE_CUSTOM    (1 << 16)