+void
+util_blit_pixels_writemask(struct blit_state *ctx,
+ struct pipe_surface *src,
+ struct pipe_sampler_view *src_sampler_view,
+ int srcX0, int srcY0,
+ int srcX1, int srcY1,
+ struct pipe_surface *dst,
+ int dstX0, int dstY0,
+ int dstX1, int dstY1,
+ float z, uint filter,
+ uint writemask);
+
+extern void
+util_blit_pixels_tex(struct blit_state *ctx,
+ struct pipe_sampler_view *src_sampler_view,
+ int srcX0, int srcY0,
+ int srcX1, int srcY1,
+ struct pipe_surface *dst,
+ int dstX0, int dstY0,
+ int dstX1, int dstY1,
+ float z, uint filter);
+
+/* Call at end of frame to avoid synchronous rendering.
+ */
+extern void
+util_blit_flush( struct blit_state *ctx );