st/mesa: negate DDY to match GL semantics
authorBrian Paul <brianp@vmware.com>
Mon, 7 Dec 2009 16:00:57 +0000 (09:00 -0700)
committerBrian Paul <brianp@vmware.com>
Mon, 7 Dec 2009 16:00:59 +0000 (09:00 -0700)
commit8ce17134431ec27666e8fba2fa4bd22ba3f3ed18
treea5ecdb8d6c2b9d0c6c0391bcb19d9f989c4bdb0a
parent8468234bfa98be77cbceecc8e91325c00e4e424b
st/mesa: negate DDY to match GL semantics

This fixes the regression from commit 884007546c98b1779bf266ec5111b1e7e2b68b2e
Fixes bug 25456 (piglit derivs regression).
src/mesa/state_tracker/st_mesa_to_tgsi.c