class LaserManager:
def __init__(self, columns, rows):
self.columns = columns
self.rows = rows
self.player_place = None # in pixels!
self.topleft = None
self.topright = None
self.botleft = None
self.botright = None
self.calc_player_place_to_snake_pos = None
self.frames_since_last_change = 0
self.laser_capture_daemon = ThreadLaserCapture(self)
self.laser_capture_daemon.start()
self.laser_daemon_encountered_exit = False
self.using_dummy_calculator = False
def start_when_ready(self):
while not self.calc_player_place_to_snake_pos:
if self.laser_daemon_encountered_exit:
print("quitting main thread")
exit()
sleep(TIME_TO_SLEEP_SECS)
return
def init_calculator(self, pTopLeft, pTopRight, pBotLeft, pBotRight):
print(pTopLeft, pTopRight, pBotLeft, pBotRight)
calc = PointToTileCalculator(self.rows, self.columns, pTopLeft, pTopRight, pBotLeft, pBotRight)
self.using_good_calculator = True
self.calc_player_place_to_snake_pos = calc
def init_dummy_calculator(self):
self.calc_player_place_to_snake_pos = DummyCalculator()
self.using_dummy_calculator = True
""" returns a position in snake world, can return positions out side the grid! """
def get_player_position(self):
self.frames_since_last_change += 1
return self.calc_player_place_to_snake_pos.get_tile(self.player_place)
def get_player_position_if_valid(self):
if self.frames_since_last_change > 1:
return None
cols, rows = self.columns, self.rows
player_pos = x, y = self.get_player_position()
if not (0 <= x < cols and 0 <= y < rows):
return None
return player_pos
def update_player_place(self, new_place):
self.player_place = new_place
self.frames_since_last_change = 0
def calculate_pixel(self, pixel):
return self.calc_player_place_to_snake_pos.get_tile(pixel)
def using_laser(self):
return not self.using_dummy_calculator
def quit(self):
self.laser_capture_daemon.exit_async()
self.laser_capture_daemon.join()
def init_dummy_calculator(self):
self.calc_player_place_to_snake_pos = DummyCalculator()
self.using_dummy_calculator = True
