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X11: Fix content scale fallback value on KDE

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From upstream: 75294462b3
This commit is contained in:
Kovid Goyal 2019-10-31 09:10:01 +05:30
parent 82e88b54c7
commit 61a77e19ef
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GPG Key ID: 06BC317B515ACE7C
1 changed files with 4 additions and 6 deletions
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10
glfw/x11_init.c vendored
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@ -433,12 +433,10 @@ static bool initExtensions(void)
//
void _glfwGetSystemContentScaleX11(float* xscale, float* yscale, bool bypass_cache)
{
// NOTE: Default to the display-wide DPI as we don't currently have a policy
// for which monitor a window is considered to be on
float xdpi = DisplayWidth(_glfw.x11.display, _glfw.x11.screen) *
25.4f / DisplayWidthMM(_glfw.x11.display, _glfw.x11.screen);
float ydpi = DisplayHeight(_glfw.x11.display, _glfw.x11.screen) *
25.4f / DisplayHeightMM(_glfw.x11.display, _glfw.x11.screen);
// Start by assuming the default X11 DPI
// NOTE: Some desktop environments (KDE) may remove the Xft.dpi field when it
// would be set to 96, so assume that is the case if we cannot find it
float xdpi = 96.f, ydpi = 96.f;
// NOTE: Basing the scale on Xft.dpi where available should provide the most
// consistent user experience (matches Qt, Gtk, etc), although not