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Fix X11 + EGL + GLFW_TRANSPARENT_FRAMEBUFFER by ignoring visual id
(tested with example/gears.c)
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8f470597d6
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91637f4578
@ -841,7 +841,13 @@ GLFWbool _glfwChooseVisualEGL(const _GLFWwndconfig* wndconfig,
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XVisualInfo desired;
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XVisualInfo desired;
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EGLConfig native;
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EGLConfig native;
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EGLint visualID = 0, count = 0;
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EGLint visualID = 0, count = 0;
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const long vimask = VisualScreenMask | VisualIDMask;
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long vimask;
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if (fbconfig->transparent) {
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vimask = VisualScreenMask;
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} else {
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vimask = VisualScreenMask | VisualIDMask;
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}
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if (!chooseEGLConfig(ctxconfig, fbconfig, &native))
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if (!chooseEGLConfig(ctxconfig, fbconfig, &native))
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return GLFW_FALSE;
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return GLFW_FALSE;
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@ -860,6 +866,21 @@ GLFWbool _glfwChooseVisualEGL(const _GLFWwndconfig* wndconfig,
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return GLFW_FALSE;
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return GLFW_FALSE;
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}
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}
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if (fbconfig->transparent) {
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int i;
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for (i = 0; i < count; i++) {
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XVisualInfo *vinfo = &result[i];
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if (vinfo->class == DirectColor || vinfo->class == TrueColor) {
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if (vinfo->depth == 32) {
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*visual = vinfo->visual;
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*depth = vinfo->depth;
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XFree(result);
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return GLFW_TRUE;
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}
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}
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}
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}
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*visual = result->visual;
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*visual = result->visual;
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*depth = result->depth;
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*depth = result->depth;
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