st/vega: Add SCISSOR renderer state.
authorChia-I Wu <olv@lunarg.com>
Fri, 26 Nov 2010 14:49:20 +0000 (22:49 +0800)
committerChia-I Wu <olv@lunarg.com>
Wed, 1 Dec 2010 03:23:49 +0000 (11:23 +0800)
commit54cb382ea55610688c97465ef048a4990b8fd4d7
treeaef940e850c34b07261f1b37dbea01f09f89c40f
parente31a04ea3bc957b2a43b910b1f51807b12da18a6
st/vega: Add SCISSOR renderer state.

The state can be used to set rectangles of the depth buffer to 0.0f.
update_clip_state is changed to use the state for scissor update.
src/gallium/state_trackers/vega/renderer.c
src/gallium/state_trackers/vega/renderer.h
src/gallium/state_trackers/vega/vg_context.c