diff options
| -rw-r--r-- | src/glx/x11/dri_glx.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/glx/x11/dri_glx.c b/src/glx/x11/dri_glx.c index 3ce410d9be3..ac2eb05341a 100644 --- a/src/glx/x11/dri_glx.c +++ b/src/glx/x11/dri_glx.c @@ -305,6 +305,7 @@ CallCreateNewScreen(Display *dpy, int scrn, __GLXscreenConfigs *psc, drm_handle_t hFB; int junk; const __DRIconfig **driver_configs; + __GLcontextModes *visual; /* DRI protocol version. */ dri_version.major = driDpy->driMajor; @@ -417,6 +418,28 @@ CallCreateNewScreen(Display *dpy, int scrn, __GLXscreenConfigs *psc, psc->configs = driConvertConfigs(psc->core, psc->configs, driver_configs); psc->visuals = driConvertConfigs(psc->core, psc->visuals, driver_configs); + /* Visuals with depth != screen depth are subject to automatic compositing + * in the X server, so DRI1 can't render to them properly. Mark them as + * non-conformant to prevent apps from picking them up accidentally. + */ + for (visual = psc->visuals; visual; visual = visual->next) { + XVisualInfo template; + XVisualInfo *visuals; + int num_visuals; + long mask; + + template.visualid = visual->visualID; + mask = VisualIDMask; + visuals = XGetVisualInfo(dpy, mask, &template, &num_visuals); + + if (visuals) { + if (num_visuals > 0 && visuals->depth != DefaultDepth(dpy, scrn)) + visual->visualRating = GLX_NON_CONFORMANT_CONFIG; + + XFree(visuals); + } + } + return psp; handle_error: |