r300g: don't render if everything is culled by scissoring
authorMarek Olšák <maraeo@gmail.com>
Sat, 5 Dec 2009 19:39:11 +0000 (20:39 +0100)
committerCorbin Simpson <MostAwesomeDude@gmail.com>
Sun, 6 Dec 2009 09:13:37 +0000 (01:13 -0800)
commit07487643515edb731c6abc3e931c329a89dd9293
tree67b95feebac31fc60c4adb90db0a47711e480756
parente1380cae885df37d4a211d0271f59487d9f2db78
r300g: don't render if everything is culled by scissoring

Otherwise a CS is refused by kernel 2.6.31 (and maybe all later
versions, not sure).
src/gallium/drivers/r300/r300_context.h
src/gallium/drivers/r300/r300_render.c
src/gallium/drivers/r300/r300_state.c