Fix rendering on HiDPI #27
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Disable automatic DPI scaling in the Qt application and let the system handle it. This prevents breaking the rendering of the OpenGL context.
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This is a possible fix to #26, by disabling automatic DPI scaling in the Qt application and let the system handle it.
This is admittedly not tested on Windows or Mac.
Testing on Arch Linux, KDE, monitor resolution 3200x1800, scale factor set to 2.0 through KScreen settings.
Resolves #26