gallium: New PIPE_TEXTURE_USAGE_PRIMARY flag for primary surfaces.

diff --git a/src/gallium/include/pipe/p_state.h b/src/gallium/include/pipe/p_state.h
index 571ea8c..e7ee8c9 100644 (file)
--- a/src/gallium/include/pipe/p_state.h
+++ b/src/gallium/include/pipe/p_state.h
@@ -287,8 +287,9 @@ struct pipe_surface
 
 #define PIPE_TEXTURE_USAGE_RENDER_TARGET   0x1
 #define PIPE_TEXTURE_USAGE_DISPLAY_TARGET  0x2 /* ie a backbuffer */
-#define PIPE_TEXTURE_USAGE_DEPTH_STENCIL   0x4
-#define PIPE_TEXTURE_USAGE_SAMPLER         0x8
+#define PIPE_TEXTURE_USAGE_PRIMARY         0x4 /* ie a frontbuffer */
+#define PIPE_TEXTURE_USAGE_DEPTH_STENCIL   0x8
+#define PIPE_TEXTURE_USAGE_SAMPLER         0x10
 
 /**
  * Texture object.