st/vega: Create drawing surface mask as needed.
authorChia-I Wu <olv@lunarg.com>
Wed, 1 Dec 2010 09:51:41 +0000 (17:51 +0800)
committerChia-I Wu <olv@lunarg.com>
Wed, 1 Dec 2010 10:03:06 +0000 (18:03 +0800)
commitc91c38601234dc67fa356160cbe3bd389cac083a
tree7ad2fbfbef55a065cc9c5398cc82bcdf6751d6f0
parent04f342b4170366e417aa0c414cc536337270d3ab
st/vega: Create drawing surface mask as needed.

As the blend texture, a drawing surface mask is used when masking is
enabled.  It should be created as needed.

s/alpha_mask/surface_mask/ to follow OpenVG 1.1 naming.
src/gallium/state_trackers/vega/mask.c
src/gallium/state_trackers/vega/vg_context.c
src/gallium/state_trackers/vega/vg_context.h