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Tag: xcb

xcb_poll_for_event causes 100% usage of one cpu core

I’m learning c and messing around with xcb lib (instead of X11) on a raspberry pi4. The problem is that when implementing the events loop with xcb_poll_for_event instead of xcb_wait_for_event, one core of four is 100% full. What am I doing wrong? And is there any benefit of using wait_for_event (blockin…