glx: Send GLX_VISUAL_SELECT_GROUP_SGIX attribute for visuals

We already send this for fbconfigs. Mesa happens to implement
glXChooseVisual relative to the fbconfig data, but that might not be
true of NVIDIA's libGL.

Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Adam Jackson <ajax@redhat.com>
This commit is contained in:
Adam Jackson 2017-01-19 17:20:49 -05:00
parent ef2345aaa2
commit 43efaa6e4f

View File

@ -1030,13 +1030,14 @@ __glXDisp_GetVisualConfigs(__GLXclientState * cl, GLbyte * pc)
buf[p++] = modes->samples;
buf[p++] = GLX_SAMPLE_BUFFERS_SGIS;
buf[p++] = modes->sampleBuffers;
buf[p++] = GLX_VISUAL_SELECT_GROUP_SGIX;
buf[p++] = modes->visualSelectGroup;
/* Add attribute only if its value is not default. */
if (modes->sRGBCapable != GL_FALSE) {
buf[p++] = GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT;
buf[p++] = modes->sRGBCapable;
}
/* Don't add visualSelectGroup (GLX_VISUAL_SELECT_GROUP_SGIX)?
* Pad the remaining place with zeroes, so that attributes count is constant. */
/* Pad with zeroes, so that attributes count is constant. */
while (p < GLX_VIS_CONFIG_TOTAL) {
buf[p++] = 0;
buf[p++] = 0;