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There's also FBIOGET_VSCREENINFO / FBIOPUT_VSCREENINFO through which you can set the current screen information. You can also do fake double buffering this way,
by Jasper_ 6y ago
There's also FBIOGET_VSCREENINFO / FBIOPUT_VSCREENINFO through which you can set the current screen information. You can also do fake double buffering this way, by allocating a mode that's twice as tall, drawing to different parts of it, and changing the yoffset to present each "buffer".