Misc: GLX: Avoid using multi-sampling visuals
Avoid using multi-sampled visuals, like the cogl patch: http://people.freedesktop.org/~glisse/0001-glx-do-not-use-multisample-visual-config-for-front-o.patch
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4600f435dd
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14
src/opengl.c
14
src/opengl.c
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@ -386,6 +386,14 @@ glx_update_fbconfig(session_t *ps) {
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int id = (int) (pcur - pfbcfgs);
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int depth = 0, depth_alpha = 0, val = 0;
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// Skip over multi-sampled visuals
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// http://people.freedesktop.org/~glisse/0001-glx-do-not-use-multisample-visual-config-for-front-o.patch
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#ifdef GLX_SAMPLES
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if (Success == glXGetFBConfigAttrib(ps->dpy, *pcur, GLX_SAMPLES, &val)
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&& val > 1)
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continue;
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#endif
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if (Success != glXGetFBConfigAttrib(ps->dpy, *pcur, GLX_BUFFER_SIZE, &depth)
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|| Success != glXGetFBConfigAttrib(ps->dpy, *pcur, GLX_ALPHA_SIZE, &depth_alpha)) {
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printf_errf("(): Failed to retrieve buffer size and alpha size of FBConfig %d.", id);
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@ -446,6 +454,12 @@ glx_update_fbconfig(session_t *ps) {
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printf_errf("(): No FBConfig found for depth 32. Expect crazy things.");
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}
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#ifdef DEBUG_GLX
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printf_dbgf("(): %d-bit: %#3x, 32-bit: %#3x\n",
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ps->depth, (int) ps->glx_fbconfigs[ps->depth]->cfg,
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(int) ps->glx_fbconfigs[32]->cfg);
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#endif
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return true;
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}
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