st/dri: update dri2 drawables when viewport is changed

[mesa.git] / src / gallium / state_trackers / dri / dri_drawable.h

diff --git a/src/gallium/state_trackers/dri/dri_drawable.h b/src/gallium/state_trackers/dri/dri_drawable.h
index 80bb5d7f617f19bd5dabb3284774dc2528fbf171..8bc59cb4c3d20bd05be9570c26b4cc7d71d102d6 100644 (file)
--- a/src/gallium/state_trackers/dri/dri_drawable.h
+++ b/src/gallium/state_trackers/dri/dri_drawable.h
@@ -80,6 +80,9 @@ dri_create_buffer(__DRIscreen * sPriv,
                  __DRIdrawable * dPriv,
                  const __GLcontextModes * visual, boolean isPixmap);
 
+void
+dri_update_buffer(struct pipe_screen *screen, void *context_private);
+
 void
 dri_flush_frontbuffer(struct pipe_screen *screen,
                      struct pipe_surface *surf, void *context_private);