Mesa (mesa_7_5_branch): util: added comment/question about blit clipping

[Brian Paul]

Module: Mesa
Branch: mesa_7_5_branch
Commit: 2cd33afa0081661b68dd25289f8d904125a9923a
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=2cd33afa0081661b68dd25289f8d904125a9923a

Author: Brian Paul <brianp at vmware.com>
Date:   Wed Aug  5 13:22:26 2009 -0600

util: added comment/question about blit clipping

---

 src/gallium/auxiliary/util/u_blit.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/src/gallium/auxiliary/util/u_blit.c b/src/gallium/auxiliary/util/u_blit.c
index 77573bc..f7cc7dd 100644
--- a/src/gallium/auxiliary/util/u_blit.c
+++ b/src/gallium/auxiliary/util/u_blit.c
@@ -294,6 +294,7 @@ regions_overlap(int srcX0, int srcY0,
  * Copy pixel block from src surface to dst surface.
  * Overlapping regions are acceptable.
  * Flipping and stretching are supported.
+ * XXX what about clipping???
  * XXX need some control over blitting Z and/or stencil.
  */
 void