summaryrefslogtreecommitdiff
path: root/src/mesa/drivers
diff options
context:
space:
mode:
authorBrian Paul <brian.paul@tungstengraphics.com>2004-07-23 15:47:04 +0000
committerBrian Paul <brian.paul@tungstengraphics.com>2004-07-23 15:47:04 +0000
commita13331d59b535aa4a1ddad695420de5d6f814550 (patch)
treee14a66eaef98afbfc4eed680c9e09c1155047247 /src/mesa/drivers
parentb8f29f29eb611c92d43aaf8ffcd2d9743b3af967 (diff)
added support for MESA_GLX_FORCE_ALPHA env var
Diffstat (limited to 'src/mesa/drivers')
-rw-r--r--src/mesa/drivers/x11/fakeglx.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mesa/drivers/x11/fakeglx.c b/src/mesa/drivers/x11/fakeglx.c
index 3a8c792900..c380ba27dc 100644
--- a/src/mesa/drivers/x11/fakeglx.c
+++ b/src/mesa/drivers/x11/fakeglx.c
@@ -282,6 +282,10 @@ save_glx_visual( Display *dpy, XVisualInfo *vinfo,
else
comparePointers = GL_FALSE;
+ /* Force the visual to have an alpha channel */
+ if (rgbFlag && _mesa_getenv("MESA_GLX_FORCE_ALPHA"))
+ alphaFlag = GL_TRUE;
+
/* First check if a matching visual is already in the list */
for (i=0; i<NumVisuals; i++) {
XMesaVisual v = VisualTable[i];