# textDisplay.py
# ————–
# Licensing Information: You are free to use or extend these projects for
# educational purposes provided that (1) you do not distribute or publish
# solutions, (2) you retain this notice, and (3) you provide clear
# attribution to UC Berkeley, including a link to http://ai.berkeley.edu.
#
# Attribution Information: The Pacman AI projects were developed at UC Berkeley.
# The core projects and autograders were primarily created by John DeNero
# (denero@cs.berkeley.edu) and Dan Klein (klein@cs.berkeley.edu).
# Student side autograding was added by Brad Miller, Nick Hay, and
# Pieter Abbeel (pabbeel@cs.berkeley.edu).
import time
try:
import pacman
except:
pass
DRAW_EVERY = 1
SLEEP_TIME = 0 # This can be overwritten by __init__
DISPLAY_MOVES = False
QUIET = False # Supresses output
class NullGraphics:
def initialize(self, state, isBlue = False):
pass
def update(self, state):
pass
def checkNullDisplay(self):
return True
def pause(self):
time.sleep(SLEEP_TIME)
def draw(self, state):
print(state)
def updateDistributions(self, dist):
pass
def finish(self):
pass
class PacmanGraphics:
def __init__(self, speed=None):
if speed != None:
global SLEEP_TIME
SLEEP_TIME = speed
def initialize(self, state, isBlue = False):
self.draw(state)
self.pause()
self.turn = 0
self.agentCounter = 0
def update(self, state):
numAgents = len(state.agentStates)
self.agentCounter = (self.agentCounter + 1) % numAgents
if self.agentCounter == 0:
self.turn += 1
if DISPLAY_MOVES:
ghosts = [pacman.nearestPoint(state.getGhostPosition(i)) for i in range(1, numAgents)]
print(“%4d) P: %-8s” % self.turn, str(pacman.nearestPoint(state.getPacmanPosition())),’| Score: %-5d’ % state.score,’| Ghosts:’, ghosts)
if self.turn % DRAW_EVERY == 0:
self.draw(state)
self.pause()
if state._win or state._lose:
self.draw(state)
def pause(self):
time.sleep(SLEEP_TIME)
def draw(self, state):
print(state)
def finish(self):
pass