Mesa (master): st/egl: set EGL_ALPHA_MASK_SIZE

[Chia-I Wu]

Module: Mesa
Branch: master
Commit: 6b492d09767531915aa631bec470af1cf4653a6c
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=6b492d09767531915aa631bec470af1cf4653a6c

Author: Chia-I Wu <olv at lunarg.com>
Date:   Thu Jun  9 00:23:16 2011 +0800

st/egl: set EGL_ALPHA_MASK_SIZE

---

 src/gallium/state_trackers/egl/common/egl_g3d.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/src/gallium/state_trackers/egl/common/egl_g3d.c b/src/gallium/state_trackers/egl/common/egl_g3d.c
index 4bd8656..29dbbef 100644
--- a/src/gallium/state_trackers/egl/common/egl_g3d.c
+++ b/src/gallium/state_trackers/egl/common/egl_g3d.c
@@ -259,6 +259,10 @@ init_config_attributes(_EGLConfig *conf, const struct native_config *nconf,
    conf->DepthSize = depth_stencil[0];
    conf->StencilSize = depth_stencil[1];
 
+   /* st/vega will allocate the mask on demand */
+   if (api_mask & EGL_OPENVG_BIT)
+      conf->AlphaMaskSize = 8;
+
    conf->SurfaceType = surface_type;
 
    conf->NativeRenderable = EGL_TRUE;