Overlapping copies with zoomZ=-1 were broken. See bug 10521.
authorBrian <brian@yutani.localnet.net>
Wed, 4 Apr 2007 14:48:06 +0000 (08:48 -0600)
committerBrian <brian@yutani.localnet.net>
Wed, 4 Apr 2007 14:48:06 +0000 (08:48 -0600)
commitd4dc57bb13386f4503000dc34c6bf67a8387fc9f
tree5548606c9b27fd01bb8a92e0d0827896aa1f193a
parenta28e64869022962ee7c0fa7ea7a211cd6b58c4bb
Overlapping copies with zoomZ=-1 were broken.  See bug 10521.

Need to check for overlapping src/dest regions before computing bottom-to-top
vs. top-to-bottom order.
src/mesa/swrast/s_copypix.c