diff options
Diffstat (limited to 'src/mesa/drivers/x11')
| -rw-r--r-- | src/mesa/drivers/x11/fakeglx.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mesa/drivers/x11/fakeglx.c b/src/mesa/drivers/x11/fakeglx.c index 3a8c7929004..c380ba27dcc 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]; |