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56 lines
2.3 KiB
Python
56 lines
2.3 KiB
Python
import logging
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import os
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import numpy as np
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from doom_py import DoomGame, Mode, Button, GameVariable, ScreenFormat, ScreenResolution, Loader
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from gym import error, spaces
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from gym.envs.doom import doom_env
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logger = logging.getLogger(__name__)
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class DoomHealthGatheringEnv(doom_env.DoomEnv):
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"""
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------------ Training Mission 5 - Health Gathering ------------
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This map is a guide on how to survive by collecting health packs.
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It is a rectangle with green, acidic floor which hurts the player
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periodically. There are also medkits spread around the map, and
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additional kits will spawn at interval.
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Allowed actions:
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[12] - MOVE_FORWARD - Move forward - Values 0 or 1
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[13] - TURN_RIGHT - Turn right - Values 0 or 1
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[14] - TURN_LEFT - Turn left - Values 0 or 1
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Note: see controls.md for details
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Rewards:
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+ 1 - Several times per second - Survive as long as possible
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-100 - Death penalty
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Goal: 1000 points
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Stay alive long enough to reach 1,000 points (~ 30 secs)
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Ends when:
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- Player is dead
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- Timeout (60 seconds - 2,100 frames)
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-----------------------------------------------------
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"""
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def __init__(self):
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package_directory = os.path.dirname(os.path.abspath(__file__))
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self.loader = Loader()
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self.game = DoomGame()
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self.game.load_config(os.path.join(package_directory, 'assets/health_gathering.cfg'))
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self.game.set_vizdoom_path(self.loader.get_vizdoom_path())
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self.game.set_doom_game_path(self.loader.get_freedoom_path())
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self.game.set_doom_scenario_path(self.loader.get_scenario_path('health_gathering.wad'))
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self.game.set_doom_map('map01')
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self.screen_height = 480 # Must match .cfg file
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self.screen_width = 640 # Must match .cfg file
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# 3 allowed actions [12, 13, 14] (must match .cfg file)
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self.action_space = spaces.HighLow(np.matrix([[0, 1, 0]] * 3))
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self.observation_space = spaces.Box(low=0, high=255, shape=(self.screen_height, self.screen_width, 3))
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self.game.set_window_visible(False)
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self.viewer = None
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self.game.init()
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self.game.new_episode()
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