def load_gapworld_game_and_level():
with open(os.path.join(os.path.dirname(__file__), 'gapworld.txt')) as f:
gamefile = f.read()
with open(os.path.join(os.path.dirname(__file__), 'gapworld_lvl0.txt')) as f:
levelfile = f.read()
game = vgdl.VGDLParser().parse_game(gamefile)
game.build_level(levelfile)
return game
def loadGame(self, game_desc, level_desc, **kwargs):
self.game_desc = game_desc
self.level_desc = level_desc
self.game_args.update(kwargs)
# Need to build a sample level to get the available actions and screensize....
domain = vgdl.VGDLParser().parse_game(self.game_desc, **self.game_args)
self.game = domain.build_level(self.level_desc)
self.score_last = self.game.score
# Set action space and observation space
self._action_set = OrderedDict(self.game.get_possible_actions())
self.action_space = spaces.Discrete(len(self._action_set))
self.screen_width, self.screen_height = self.game.screensize
if self._obs_type == 'image':
self.observation_space = spaces.Box(low=0,
high=255,
shape=(self.screen_height,
self.screen_width, 3))
elif self._obs_type == 'objects':
from .state import NotableSpritesObserver
self.observer = NotableSpritesObserver(self.game,
self.notable_sprites)
self.observation_space = list_space(
spaces.Box(low=-100,
high=100,
shape=self.observer.observation_shape))
elif self._obs_type == 'features':
from .state import AvatarOrientedObserver
self.observer = AvatarOrientedObserver(self.game)
self.observation_space = spaces.Box(
low=0, high=100, shape=self.observer.observation_shape)
elif isinstance(self._obs_type, type) and issubclass(
self._obs_type, StateObserver):
self.observer = self._obs_type(self.game)
# TODO vgdl.StateObserver should report some space
self.observation_space = spaces.Box(
low=0, high=100, shape=self.observer.observation_shape)
else:
raise Exception('Unknown obs_type `{}`'.format(self._obs_type))
# For rendering purposes, will be initialised by first `render` call
self.renderer = None