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comparison gamelib/engine.py @ 436:2b4cd86dfcaf

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Better approximate constant framerate on move events, etc.
author Neil Muller <drnlmuller@gmail.com>
date Sat, 21 Nov 2009 17:47:27 +0000
parents 66bc99477155
children e0b11d684ee8
comparison
equal deleted inserted replaced
435:66bc99477155 436:2b4cd86dfcaf
246 elif e.type is KEYDOWN and e.key == K_ESCAPE: 246 elif e.type is KEYDOWN and e.key == K_ESCAPE:
247 self.dialog = check_exit() 247 self.dialog = check_exit()
248 elif e.type is MOVE_FOX_ID: 248 elif e.type is MOVE_FOX_ID:
249 # ensure no timers trigger while we're running 249 # ensure no timers trigger while we're running
250 pygame.time.set_timer(MOVE_FOX_ID, 0) 250 pygame.time.set_timer(MOVE_FOX_ID, 0)
251 cur_time = pygame.time.get_ticks()
251 # Clear any queued timer events, so we don't full the queue 252 # Clear any queued timer events, so we don't full the queue
252 pygame.event.clear(MOVE_FOX_ID) 253 pygame.event.clear(MOVE_FOX_ID)
253 # Ensure any outstanding animitions get cleaned up 254 # Ensure any outstanding animitions get cleaned up
254 self.cycle_count += 1 255 self.cycle_count += 1
255 if self.cycle_count > constants.NIGHT_LENGTH: 256 if self.cycle_count > constants.NIGHT_LENGTH:
256 return pygame.event.post(START_DAY) 257 return pygame.event.post(START_DAY)
257 if self.game.gameboard.do_night_step(): 258 if self.game.gameboard.do_night_step():
258 # All foxes are gone/safe, so dawn happens 259 # All foxes are gone/safe, so dawn happens
259 return pygame.event.post(START_DAY) 260 return pygame.event.post(START_DAY)
260 # Re-enable timers 261 # Re-enable timers
261 pygame.time.set_timer(MOVE_FOX_ID, self.cycle_time) 262 diff = pygame.time.get_ticks() - cur_time
263 time_left = self.cycle_time - diff
264 if time_left < 0:
265 time_left = self.cycle_time
266 pygame.time.set_timer(MOVE_FOX_ID, time_left)
262 elif e.type is not QUIT: 267 elif e.type is not QUIT:
263 self.game.main_app.event(e) 268 self.game.main_app.event(e)
264 269
265 def loop(self): 270 def loop(self):
266 self.game.gameboard.loop() 271 self.game.gameboard.loop()