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comparison pytouhou/ui/window.pyx @ 452:1f5156093785

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By default, only enable fps limiting if vsync doesn't do the job.
author Thibaut Girka <thib@sitedethib.com>
date Fri, 30 Aug 2013 20:38:02 +0200
parents 2a352118c55a
children 6864a38b2413
comparison
equal deleted inserted replaced
451:c034570ac785 452:1f5156093785
22 22
23 IF USE_GLEW: 23 IF USE_GLEW:
24 from pytouhou.lib.opengl cimport glewInit 24 from pytouhou.lib.opengl cimport glewInit
25 25
26 26
27 class Clock(object): 27 class Clock:
28 def __init__(self, fps=None): 28 def __init__(self, fps=None):
29 self._target_fps = 0 29 self._target_fps = 0
30 self._ref_tick = 0 30 self._ref_tick = 0
31 self._ref_frame = 0 31 self._ref_frame = 0
32 self._fps_tick = 0 32 self._fps_tick = 0
50 50
51 if not self._ref_tick: 51 if not self._ref_tick:
52 self._ref_tick = current 52 self._ref_tick = current
53 self._ref_frame = 0 53 self._ref_frame = 0
54 54
55 if self._fps_frame >= (self._target_fps or 60): 55 if self._fps_frame >= (self._target_fps if self._target_fps > 0 else 60):
56 self._rate = self._fps_frame * 1000. / (current - self._fps_tick) 56 self._rate = self._fps_frame * 1000. / (current - self._fps_tick)
57 self._fps_tick = current 57 self._fps_tick = current
58 self._fps_frame = 0 58 self._fps_frame = 0
59 # If we are relying on vsync, but vsync doesn't work or is higher
60 # than 60 fps, limit ourselves to 60 fps.
61 if self._target_fps < 0 and self._rate > 64.:
62 self._target_fps = 60
59 63
60 self._ref_frame += 1 64 self._ref_frame += 1
61 self._fps_frame += 1 65 self._fps_frame += 1
62 66
63 target_tick = self._ref_tick 67 target_tick = self._ref_tick