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glLineWidth 栅格化宽度,使其在屏幕上显示为该宽度。我希望它是帧缓冲区上的那个宽度。
谢谢你。
基本上,您的屏幕宽度与帧缓冲区的大小不同?
desired_size = size_on_screen * (frame_buffer_width / screen_width)