def __init__(self, width, height, debug=False, debug_delay=-1):
self.pointer = Pointer()
self._list = [[[0] * width for i in range(height)] for j in range(3)]
self.width = width
self.height = height
self.debug = debug
self.debug_delay = debug_delay
self.debugstream = StringIO()
def __init__(self, width, height, debug=False, debug_delay=-1):
self.pointer = Pointer()
self._list = []
# Fill board with whitespace
for y in range(height):
self._list.append([' '] * width)
self.width = width
self.height = height
self.debug = debug
self.debug_delay = debug_delay
self.debugstream = StringIO()
def __init__(self, width, height, debug=False, debug_delay=-1):
self.pointer = Pointer()
self._list = []
# Fill board with whitespace
for y in range(height):
self._list.append([" "] * width)
self.width = width
self.height = height
self.debug = debug
self.debug_delay = debug_delay
self.debugstream = StringIO()
def step(self):
if self.debug:
# Redirect output for debugging
sys.stdout = self.debugstream
for pointer in [
p for p in self.pointers if not (p.dx == 0 and p.dy == 0)
]:
c = self.get(pointer.x, pointer.y)
if c == '"':
pointer.stringmode = not pointer.stringmode
elif pointer.stringmode:
pointer.stack.push(ord(c))
elif c in "0123456789":
pointer.stack.push(int(c))
elif c == '>':
pointer.dx = 1
pointer.dy = 0
elif c == '<':
pointer.dx = -1
pointer.dy = 0
elif c == '^':
pointer.dx = 0
pointer.dy = -1
elif c == 'v':
pointer.dx = 0
pointer.dy = 1
elif c == '?':
dir = ['>', 'v', '<', '^'][random.randint(0, 3)]
if dir == '>':
pointer.dx = 1
pointer.dy = 0
elif dir == '<':
pointer.dx = -1
pointer.dy = 0
elif dir == '^':
pointer.dx = 0
pointer.dy = -1
elif dir == 'v':
pointer.dx = 0
pointer.dy = 1
elif c == '+':
pointer.stack.push(pointer.stack.pop() + pointer.stack.pop())
elif c == '*':
pointer.stack.push(pointer.stack.pop() * pointer.stack.pop())
elif c == '-':
a = pointer.stack.pop()
b = pointer.stack.pop()
pointer.stack.push(b - a)
elif c == '/':
a = pointer.stack.pop()
b = pointer.stack.pop()
pointer.stack.push(b / a)
elif c == '%':
a = pointer.stack.pop()
b = pointer.stack.pop()
pointer.stack.push(b % a)
elif c == '!':
x = pointer.stack.pop()
if x == 0:
pointer.stack.push(1)
else:
pointer.stack.push(0)
elif c == '`':
a = pointer.stack.pop()
b = pointer.stack.pop()
if b > a:
pointer.stack.push(1)
else:
pointer.stack.push(0)
elif c == '_':
x = pointer.stack.pop()
if x == 0:
pointer.dx = 1
pointer.dy = 0
else:
pointer.dx = -1
pointer.dy = 0
elif c == '|':
x = pointer.stack.pop()
if x == 0:
pointer.dx = 0
pointer.dy = 1
else:
pointer.dx = 0
pointer.dy = -1
elif c == ':':
x = pointer.stack.pop()
pointer.stack.push(x)
pointer.stack.push(x)
elif c == '\\':
a = pointer.stack.pop()
b = pointer.stack.pop()
pointer.stack.push(a)
pointer.stack.push(b)
elif c == '$':
pointer.stack.pop()
elif c == '.':
x = pointer.stack.pop()
sys.stdout.write(str(x) + ' ')
elif c == ',':
x = pointer.stack.pop()
sys.stdout.write(chr(x))
elif c == '#':
pointer.move()
elif c == 'p':
y = pointer.stack.pop()
x = pointer.stack.pop()
v = pointer.stack.pop()
# Simulate unsigned 8-bit integer
# Also guarantees value is in ASCII range
while v > 255:
v = 255 - v
while v < 0:
v += 255
self.put(x, y, chr(v))
elif c == 'g':
y = pointer.stack.pop()
x = pointer.stack.pop()
pointer.stack.push(ord(self.get(x, y)))
elif c == '&':
x = raw_input()
try:
pointer.stack.push(int(x))
except ValueError:
pointer.stack.push(0)
elif c == '~':
x = sys.stdin.read(1)
pointer.stack.push(ord(x))
elif c == 't':
new = Pointer()
new.x = pointer.x
new.y = pointer.y
new.dx = pointer.dx * -1
new.dy = pointer.dy * -1
for x in pointer.stack._list:
new.stack._list.append(x)
new.move()
self.pointers.append(new)
elif c == '@':
pointer.dx = 0
pointer.dy = 0
# Advance pointer
pointer.move()
# Wrap-around
if pointer.x >= self.width:
pointer.x -= self.width
elif pointer.x <= -1:
pointer.x += self.width
elif pointer.y >= self.height:
pointer.y -= self.height
elif pointer.y <= -1:
pointer.y += self.height
# Print debugging information
if self.debug:
# Reset debugging output redirection
sys.stdout = sys.__stdout__
# Clear screen
if os.name == "posix":
sys.stdout.write("\x1b[H\x1b[2J")
for i, pointer in zip(range(len(self.pointers)), self.pointers):
color = 31 + i % 6
if os.name == "posix":
sys.stdout.write("\033[%dm" % color)
print "Pointer %d: x=%d y=%d dx=%d dy=%d stringmode=%s" % (
i, pointer.x, pointer.y, pointer.dx, pointer.dy,
pointer.stringmode)
if os.name == "posix":
sys.stdout.write("\033[0m")
print "Board:"
for y in range(self.height):
for x in range(self.width):
c = self.get(x, y)
for i, pointer in zip(range(len(self.pointers)),
self.pointers):
if x == pointer.x and y == pointer.y:
if os.name == "posix":
color = 41 + i % 6
sys.stdout.write("\033[%dm" % color)
sys.stdout.write(c)
if os.name == "posix":
sys.stdout.write("\033[0m")
sys.stdout.write('\n')
#print self.pointer.stack._list
for i, pointer in zip(range(len(self.pointers)), self.pointers):
color = 31 + i % 6
if os.name == "posix":
sys.stdout.write("\033[%dm" % color)
print "Stack %d:" % i, pointer.stack._list
if os.name == "posix":
sys.stdout.write("\033[0m")
print "Output:"
self.debugstream.seek(0)
print self.debugstream.read()
if self.debug_delay == -1:
sys.stdin.read(1)
else:
time.sleep(self.debug_delay / 1000.0)
def __init__(self, width, height, debug=False, debug_delay=-1):
Befunge93Board.__init__(self, width, height, debug, debug_delay)
self.pointers = [Pointer()]
class Befunge93Board:
"""A Befunge-93 board"""
def __init__(self, width, height, debug=False, debug_delay=-1):
self.pointer = Pointer()
self._list = []
# Fill board with whitespace
for y in range(height):
self._list.append([' '] * width)
self.width = width
self.height = height
self.debug = debug
self.debug_delay = debug_delay
self.debugstream = StringIO()
def get(self, x, y):
# Return space if out of bounds
if x >= self.width or y >= self.height or x < 0 or y < 0:
return ' '
return self._list[y][x]
def put(self, x, y, value):
# Ignore if out of bounds
if x >= self.width or y >= self.height or x < 0 or y < 0:
return
self._list[y][x] = value
def step(self):
if self.debug:
# Redirect output for debugging
sys.stdout = self.debugstream
c = self.get(self.pointer.x, self.pointer.y)
if c == '"':
self.pointer.stringmode = not self.pointer.stringmode
elif self.pointer.stringmode:
self.pointer.stack.push(ord(c))
elif c in "0123456789":
self.pointer.stack.push(int(c))
elif c == '>':
self.pointer.dx = 1
self.pointer.dy = 0
elif c == '<':
self.pointer.dx = -1
self.pointer.dy = 0
elif c == '^':
self.pointer.dx = 0
self.pointer.dy = -1
elif c == 'v':
self.pointer.dx = 0
self.pointer.dy = 1
elif c == '?':
dir = ['>', 'v', '<', '^'][random.randint(0, 3)]
if dir == '>':
self.pointer.dx = 1
self.pointer.dy = 0
elif dir == '<':
self.pointer.dx = -1
self.pointer.dy = 0
elif dir == '^':
self.pointer.dx = 0
self.pointer.dy = -1
elif dir == 'v':
self.pointer.dx = 0
self.pointer.dy = 1
elif c == '+':
self.pointer.stack.push(self.pointer.stack.pop() +
self.pointer.stack.pop())
elif c == '*':
self.pointer.stack.push(self.pointer.stack.pop() *
self.pointer.stack.pop())
elif c == '-':
a = self.pointer.stack.pop()
b = self.pointer.stack.pop()
self.pointer.stack.push(b - a)
elif c == '/':
a = self.pointer.stack.pop()
b = self.pointer.stack.pop()
self.pointer.stack.push(b / a)
elif c == '%':
a = self.pointer.stack.pop()
b = self.pointer.stack.pop()
self.pointer.stack.push(b % a)
elif c == '!':
x = self.pointer.stack.pop()
if x == 0:
self.pointer.stack.push(1)
else:
self.pointer.stack.push(0)
elif c == '`':
a = self.pointer.stack.pop()
b = self.pointer.stack.pop()
if b > a:
self.pointer.stack.push(1)
else:
self.pointer.stack.push(0)
elif c == '_':
x = self.pointer.stack.pop()
if x == 0:
self.pointer.dx = 1
self.pointer.dy = 0
else:
self.pointer.dx = -1
self.pointer.dy = 0
elif c == '|':
x = self.pointer.stack.pop()
if x == 0:
self.pointer.dx = 0
self.pointer.dy = 1
else:
self.pointer.dx = 0
self.pointer.dy = -1
elif c == ':':
x = self.pointer.stack.peek()
self.pointer.stack.push(x)
elif c == '\\':
a = self.pointer.stack.pop()
b = self.pointer.stack.pop()
self.pointer.stack.push(a)
self.pointer.stack.push(b)
elif c == '$':
self.pointer.stack.pop()
elif c == '.':
x = self.pointer.stack.pop()
sys.stdout.write(str(x) + ' ')
elif c == ',':
x = self.pointer.stack.pop()
sys.stdout.write(chr(x))
elif c == '#':
self.pointer.move()
elif c == 'p':
y = self.pointer.stack.pop()
x = self.pointer.stack.pop()
v = self.pointer.stack.pop()
# Simulate unsigned 8-bit integer
# Also guarantees value is in ASCII range
while v > 255:
v = 255 - v
while v < 0:
v += 255
self.put(x, y, chr(v))
elif c == 'g':
y = self.pointer.stack.pop()
x = self.pointer.stack.pop()
self.pointer.stack.push(ord(self.get(x, y)))
elif c == '&':
x = raw_input()
try:
self.pointer.stack.push(int(x))
except ValueError:
self.pointer.stack.push(0)
elif c == '~':
x = sys.stdin.read(1)
if x == '':
self.pointer.stack.push(-1)
else:
self.pointer.stack.push(ord(x))
elif c == '@':
self.pointer.dx = 0
self.pointer.dy = 0
# Advance pointer
self.pointer.move()
# Wrap-around
if self.pointer.x >= self.width:
self.pointer.x -= self.width
elif self.pointer.x <= -1:
self.pointer.x += self.width
elif self.pointer.y >= self.height:
self.pointer.y -= self.height
elif self.pointer.y <= -1:
self.pointer.y += self.height
# Print debugging information
if self.debug:
# Reset debugging output redirection
sys.stdout = sys.__stdout__
# Clear screen
if os.name == "posix":
sys.stdout.write("\x1b[H\x1b[2J")
print "Pointer: x=%d y=%d dx=%d dy=%d stringmode=%s" % (
self.pointer.x, self.pointer.y, self.pointer.dx,
self.pointer.dy, self.pointer.stringmode)
print "Board:"
for y in range(self.height):
for x in range(self.width):
c = self.get(x, y)
if x == self.pointer.x and y == self.pointer.y:
if os.name == "posix":
sys.stdout.write("\033[41m")
sys.stdout.write(c)
if os.name == "posix":
sys.stdout.write("\033[0m")
sys.stdout.write('\n')
print "Stack:"
print self.pointer.stack._list
print "Output:"
self.debugstream.seek(0)
print self.debugstream.read()
if self.debug_delay == -1:
sys.stdin.read(1)
else:
time.sleep(self.debug_delay / 1000.0)
def dead(self):
return self.pointer.dx == 0 and self.pointer.dy == 0
class Befunge93Board:
"""A Befunge-93 board"""
def __init__(self, width, height, debug=False, debug_delay=-1):
self.pointer = Pointer()
self._list = []
# Fill board with whitespace
for y in range(height):
self._list.append([" "] * width)
self.width = width
self.height = height
self.debug = debug
self.debug_delay = debug_delay
self.debugstream = StringIO()
def get(self, x, y):
# Return space if out of bounds
if x >= self.width or y >= self.height or x < 0 or y < 0:
return " "
return self._list[y][x]
def put(self, x, y, value):
# Ignore if out of bounds
if x >= self.width or y >= self.height or x < 0 or y < 0:
return
self._list[y][x] = value
def step(self):
if self.debug:
# Redirect output for debugging
sys.stdout = self.debugstream
c = self.get(self.pointer.x, self.pointer.y)
if c == '"':
self.pointer.stringmode = not self.pointer.stringmode
elif self.pointer.stringmode:
self.pointer.stack.push(ord(c))
elif c in "0123456789":
self.pointer.stack.push(int(c))
elif c == ">":
self.pointer.dx = 1
self.pointer.dy = 0
elif c == "<":
self.pointer.dx = -1
self.pointer.dy = 0
elif c == "^":
self.pointer.dx = 0
self.pointer.dy = -1
elif c == "v":
self.pointer.dx = 0
self.pointer.dy = 1
elif c == "?":
dir = [">", "v", "<", "^"][random.randint(0, 3)]
if dir == ">":
self.pointer.dx = 1
self.pointer.dy = 0
elif dir == "<":
self.pointer.dx = -1
self.pointer.dy = 0
elif dir == "^":
self.pointer.dx = 0
self.pointer.dy = -1
elif dir == "v":
self.pointer.dx = 0
self.pointer.dy = 1
elif c == "+":
self.pointer.stack.push(self.pointer.stack.pop() + self.pointer.stack.pop())
elif c == "*":
self.pointer.stack.push(self.pointer.stack.pop() * self.pointer.stack.pop())
elif c == "-":
a = self.pointer.stack.pop()
b = self.pointer.stack.pop()
self.pointer.stack.push(b - a)
elif c == "/":
a = self.pointer.stack.pop()
b = self.pointer.stack.pop()
self.pointer.stack.push(b / a)
elif c == "%":
a = self.pointer.stack.pop()
b = self.pointer.stack.pop()
self.pointer.stack.push(b % a)
elif c == "!":
x = self.pointer.stack.pop()
if x == 0:
self.pointer.stack.push(1)
else:
self.pointer.stack.push(0)
elif c == "`":
a = self.pointer.stack.pop()
b = self.pointer.stack.pop()
if b > a:
self.pointer.stack.push(1)
else:
self.pointer.stack.push(0)
elif c == "_":
x = self.pointer.stack.pop()
if x == 0:
self.pointer.dx = 1
self.pointer.dy = 0
else:
self.pointer.dx = -1
self.pointer.dy = 0
elif c == "|":
x = self.pointer.stack.pop()
if x == 0:
self.pointer.dx = 0
self.pointer.dy = 1
else:
self.pointer.dx = 0
self.pointer.dy = -1
elif c == ":":
x = self.pointer.stack.pop()
self.pointer.stack.push(x)
self.pointer.stack.push(x)
elif c == "\\":
a = self.pointer.stack.pop()
b = self.pointer.stack.pop()
self.pointer.stack.push(a)
self.pointer.stack.push(b)
elif c == "$":
self.pointer.stack.pop()
elif c == ".":
x = self.pointer.stack.pop()
sys.stdout.write(str(x) + " ")
elif c == ",":
x = self.pointer.stack.pop()
sys.stdout.write(chr(x))
elif c == "#":
self.pointer.move()
elif c == "p":
y = self.pointer.stack.pop()
x = self.pointer.stack.pop()
v = self.pointer.stack.pop()
# Simulate unsigned 8-bit integer
# Also guarantees value is in ASCII range
while v > 255:
v = 255 - v
while v < 0:
v += 255
self.put(x, y, chr(v))
elif c == "g":
y = self.pointer.stack.pop()
x = self.pointer.stack.pop()
self.pointer.stack.push(ord(self.get(x, y)))
elif c == "&":
x = raw_input()
try:
self.pointer.stack.push(int(x))
except ValueError:
self.pointer.stack.push(0)
elif c == "~":
x = sys.stdin.read(1)
self.pointer.stack.push(ord(x))
elif c == "@":
self.pointer.dx = 0
self.pointer.dy = 0
# Advance pointer
self.pointer.move()
# Wrap-around
if self.pointer.x >= self.width:
self.pointer.x -= self.width
elif self.pointer.x <= -1:
self.pointer.x += self.width
elif self.pointer.y >= self.height:
self.pointer.y -= self.height
elif self.pointer.y <= -1:
self.pointer.y += self.height
# Print debugging information
if self.debug:
# Reset debugging output redirection
sys.stdout = sys.__stdout__
# Clear screen
if os.name == "posix":
sys.stdout.write("\x1b[H\x1b[2J")
print "Pointer: x=%d y=%d dx=%d dy=%d stringmode=%s" % (
self.pointer.x,
self.pointer.y,
self.pointer.dx,
self.pointer.dy,
self.pointer.stringmode,
)
print "Board:"
for y in range(self.height):
for x in range(self.width):
c = self.get(x, y)
if x == self.pointer.x and y == self.pointer.y:
if os.name == "posix":
sys.stdout.write("\033[41m")
sys.stdout.write(c)
if os.name == "posix":
sys.stdout.write("\033[0m")
sys.stdout.write("\n")
print "Stack:"
print self.pointer.stack._list
print "Output:"
self.debugstream.seek(0)
print self.debugstream.read()
if self.debug_delay == -1:
sys.stdin.read(1)
else:
time.sleep(self.debug_delay / 1000.0)
def dead(self):
return self.pointer.dx == 0 and self.pointer.dy == 0
def step(self):
if self.debug:
# Redirect output for debugging
sys.stdout = self.debugstream
for pointer in [p for p in self.pointers if not (p.dx == 0 and p.dy == 0)]:
c = self.get(pointer.x, pointer.y)
if c == '"':
pointer.stringmode = not pointer.stringmode
elif pointer.stringmode:
pointer.stack.push(ord(c))
elif c in "0123456789":
pointer.stack.push(int(c))
elif c == ">":
pointer.dx = 1
pointer.dy = 0
elif c == "<":
pointer.dx = -1
pointer.dy = 0
elif c == "^":
pointer.dx = 0
pointer.dy = -1
elif c == "v":
pointer.dx = 0
pointer.dy = 1
elif c == "?":
dir = [">", "v", "<", "^"][random.randint(0, 3)]
if dir == ">":
pointer.dx = 1
pointer.dy = 0
elif dir == "<":
pointer.dx = -1
pointer.dy = 0
elif dir == "^":
pointer.dx = 0
pointer.dy = -1
elif dir == "v":
pointer.dx = 0
pointer.dy = 1
elif c == "+":
pointer.stack.push(pointer.stack.pop() + pointer.stack.pop())
elif c == "*":
pointer.stack.push(pointer.stack.pop() * pointer.stack.pop())
elif c == "-":
a = pointer.stack.pop()
b = pointer.stack.pop()
pointer.stack.push(b - a)
elif c == "/":
a = pointer.stack.pop()
b = pointer.stack.pop()
pointer.stack.push(b / a)
elif c == "%":
a = pointer.stack.pop()
b = pointer.stack.pop()
pointer.stack.push(b % a)
elif c == "!":
x = pointer.stack.pop()
if x == 0:
pointer.stack.push(1)
else:
pointer.stack.push(0)
elif c == "`":
a = pointer.stack.pop()
b = pointer.stack.pop()
if b > a:
pointer.stack.push(1)
else:
pointer.stack.push(0)
elif c == "_":
x = pointer.stack.pop()
if x == 0:
pointer.dx = 1
pointer.dy = 0
else:
pointer.dx = -1
pointer.dy = 0
elif c == "|":
x = pointer.stack.pop()
if x == 0:
pointer.dx = 0
pointer.dy = 1
else:
pointer.dx = 0
pointer.dy = -1
elif c == ":":
x = pointer.stack.pop()
pointer.stack.push(x)
pointer.stack.push(x)
elif c == "\\":
a = pointer.stack.pop()
b = pointer.stack.pop()
pointer.stack.push(a)
pointer.stack.push(b)
elif c == "$":
pointer.stack.pop()
elif c == ".":
x = pointer.stack.pop()
sys.stdout.write(str(x) + " ")
elif c == ",":
x = pointer.stack.pop()
sys.stdout.write(chr(x))
elif c == "#":
pointer.move()
elif c == "p":
y = pointer.stack.pop()
x = pointer.stack.pop()
v = pointer.stack.pop()
# Simulate unsigned 8-bit integer
# Also guarantees value is in ASCII range
while v > 255:
v = 255 - v
while v < 0:
v += 255
self.put(x, y, chr(v))
elif c == "g":
y = pointer.stack.pop()
x = pointer.stack.pop()
pointer.stack.push(ord(self.get(x, y)))
elif c == "&":
x = raw_input()
try:
pointer.stack.push(int(x))
except ValueError:
pointer.stack.push(0)
elif c == "~":
x = sys.stdin.read(1)
pointer.stack.push(ord(x))
elif c == "t":
new = Pointer()
new.x = pointer.x
new.y = pointer.y
new.dx = pointer.dx * -1
new.dy = pointer.dy * -1
for x in pointer.stack._list:
new.stack._list.append(x)
new.move()
self.pointers.append(new)
elif c == "@":
pointer.dx = 0
pointer.dy = 0
# Advance pointer
pointer.move()
# Wrap-around
if pointer.x >= self.width:
pointer.x -= self.width
elif pointer.x <= -1:
pointer.x += self.width
elif pointer.y >= self.height:
pointer.y -= self.height
elif pointer.y <= -1:
pointer.y += self.height
# Print debugging information
if self.debug:
# Reset debugging output redirection
sys.stdout = sys.__stdout__
# Clear screen
if os.name == "posix":
sys.stdout.write("\x1b[H\x1b[2J")
for i, pointer in zip(range(len(self.pointers)), self.pointers):
color = 31 + i % 6
if os.name == "posix":
sys.stdout.write("\033[%dm" % color)
print "Pointer %d: x=%d y=%d dx=%d dy=%d stringmode=%s" % (
i,
pointer.x,
pointer.y,
pointer.dx,
pointer.dy,
pointer.stringmode,
)
if os.name == "posix":
sys.stdout.write("\033[0m")
print "Board:"
for y in range(self.height):
for x in range(self.width):
c = self.get(x, y)
for i, pointer in zip(range(len(self.pointers)), self.pointers):
if x == pointer.x and y == pointer.y:
if os.name == "posix":
color = 41 + i % 6
sys.stdout.write("\033[%dm" % color)
sys.stdout.write(c)
if os.name == "posix":
sys.stdout.write("\033[0m")
sys.stdout.write("\n")
# print self.pointer.stack._list
for i, pointer in zip(range(len(self.pointers)), self.pointers):
color = 31 + i % 6
if os.name == "posix":
sys.stdout.write("\033[%dm" % color)
print "Stack %d:" % i, pointer.stack._list
if os.name == "posix":
sys.stdout.write("\033[0m")
print "Output:"
self.debugstream.seek(0)
print self.debugstream.read()
if self.debug_delay == -1:
sys.stdin.read(1)
else:
time.sleep(self.debug_delay / 1000.0)
class Befunge93Board:
"""A Befunge-93 board"""
def __init__(self, width, height, debug=False, debug_delay=-1):
self.pointer = Pointer()
self._list = [[[0] * width for i in range(height)] for j in range(3)]
self.width = width
self.height = height
self.debug = debug
self.debug_delay = debug_delay
self.debugstream = StringIO()
def get(self, x, y, z):
# Return space if out of bounds
if x >= self.width or y >= self.height or z >= 3 or x < 0 or y < 0 or z < 0:
return 0
return self._list[z][y][x]
def put(self, x, y, z, value):
# Ignore if out of bounds
if x >= self.width or y >= self.height or z >= 3 or x < 0 or y < 0 or z < 0:
return
self._list[z][y][x] = value
def step(self):
if self.debug:
# Redirect output for debugging
sys.stdout = self.debugstream
c = self.get(self.pointer.x, self.pointer.y, self.pointer.z)
if c == ord('"'):
self.pointer.stringmode = not self.pointer.stringmode
elif self.pointer.stringmode:
self.push(c)
elif c in map(ord, "0123456789"):
self.push(c - ord('0'))
elif c == ord('>'):
self.pointer.dx = 1
self.pointer.dy = 0
elif c == ord('<'):
self.pointer.dx = -1
self.pointer.dy = 0
elif c == ord('^'):
self.pointer.dx = 0
self.pointer.dy = -1
elif c == ord('v'):
self.pointer.dx = 0
self.pointer.dy = 1
elif c == ord('?'):
dir = ['>', 'v', '<', '^'][random.randint(0, 3)]
if dir == '>':
self.pointer.dx = 1
self.pointer.dy = 0
elif dir == '<':
self.pointer.dx = -1
self.pointer.dy = 0
elif dir == '^':
self.pointer.dx = 0
self.pointer.dy = -1
elif dir == 'v':
self.pointer.dx = 0
self.pointer.dy = 1
elif c == ord('+'):
self.push(self.pop() + self.pop())
elif c == ord('*'):
self.push(self.pop() * self.pop())
elif c == ord('-'):
a = self.pop()
b = self.pop()
self.push(b - a)
elif c == ord('/'):
a = self.pop()
b = self.pop()
self.push(b / a)
elif c == ord('%'):
a = self.pop()
b = self.pop()
self.push(b % a)
elif c == ord('!'):
x = self.pop()
if x == 0:
self.push(1)
else:
self.push(0)
elif c == ord('`'):
a = self.pop()
b = self.pop()
if b > a:
self.push(1)
else:
self.push(0)
elif c == ord('_'):
x = self.pop()
if x == 0:
self.pointer.dx = 1
self.pointer.dy = 0
else:
self.pointer.dx = -1
self.pointer.dy = 0
elif c == ord('|'):
x = self.pop()
if x == 0:
self.pointer.dx = 0
self.pointer.dy = 1
else:
self.pointer.dx = 0
self.pointer.dy = -1
elif c == ord(':'):
x = self.pop()
self.push(x)
self.push(x)
elif c == ord('\\'):
a = self.pop()
b = self.pop()
self.push(a)
self.push(b)
elif c == ord('$'):
self.pop()
elif c == ord('.'):
x = self.pop()
sys.stdout.write(str(x))
elif c == ord(','):
x = self.pop()
sys.stdout.write(chr(x))
elif c == ord('#'):
self.pointer.move()
elif c == ord('p'):
y = self.pop()
x = self.pop()
v = self.pop()
self.put(x, y, self.pointer.z, v)
elif c == ord('g'):
y = self.pop()
x = self.pop()
self.push(self.get(x, y, self.pointer.z))
elif c == ord('P'):
z = self.pop()
y = self.pop()
x = self.pop()
v = self.pop()
self.put(x, y, z, v)
elif c == ord('G'):
z = self, pop()
y = self.pop()
x = self.pop()
self.push(self.get(x, y, z))
elif c == ord('&'):
x = sys.stdin.read(1)
try:
self.push(int(x))
except ValueError:
self.push(-1)
elif c == ord('~'):
x = sys.stdin.read(1)
if x == '':
self.push(-1)
else:
self.push(ord(x))
elif c == ord('s'):
y = self.pop()
x = self.pop()
self.pointer.px = x
self.pointer.py = y
elif c == ord('S'):
z = self.pop()
y = self.pop()
x = self.pop()
self.pointer.px = x
self.pointer.py = y
self.pointer.pz = z
elif c == ord('@'):
self.pointer.dx = 0
self.pointer.dy = 0
elif c == ord('A'):
self.pointer.z += 1
self.pointer.z %= 3
elif c == ord('V'):
self.pointer.z -= 1
self.pointer.z %= 3
elif c == ord('M'):
self.pointer.pz += 1
self.pointer.pz %= 3
elif c == ord('W'):
self.pointer.pz -= 1
self.pointer.pz %= 3
# Advance pointer
if not c in map(ord, "VA"):
self.pointer.move()
# Wrap-around
if self.pointer.x >= self.width:
self.pointer.x -= self.width
elif self.pointer.x <= -1:
self.pointer.x += self.width
elif self.pointer.y >= self.height:
self.pointer.y -= self.height
elif self.pointer.y <= -1:
self.pointer.y += self.height
# Print debugging information
if self.debug:
# Reset debugging output redirection
sys.stdout = sys.__stdout__
# Clear screen
if os.name == "posix":
sys.stdout.write("\x1b[H\x1b[2J")
print(
"Pointer: x=%d y=%d z=%d pz=%d py=%d pz=%d dx=%d dy=%d stringmode=%s"
% (self.pointer.x, self.pointer.y, self.pointer.z,
self.pointer.px, self.pointer.py, self.pointer.pz,
self.pointer.dx, self.pointer.dy, self.pointer.stringmode))
print("Board:")
for z in range(3):
sys.stdout.write(["r", "g", "b"][z] + "-----------------\n")
for y in range(self.height):
for x in range(self.width):
c = self.get(x, y, z)
if x == self.pointer.x and y == self.pointer.y and z == self.pointer.z:
if os.name == "posix":
sys.stdout.write("\033[41m")
elif x == self.pointer.px and y == self.pointer.py and z == self.pointer.pz:
if os.name == "posix":
sys.stdout.write("\033[41m")
sys.stdout.write(visible(c))
if os.name == "posix":
sys.stdout.write("\033[0m")
sys.stdout.write('\n')
print("Output:")
self.debugstream.seek(0)
print(self.debugstream.read())
if self.debug_delay == -1:
sys.stdin.read(1)
else:
time.sleep(self.debug_delay / 1000.0)
def dead(self):
return self.pointer.dx == 0 and self.pointer.dy == 0
def push(self, value):
self.put(self.pointer.px, self.pointer.py, self.pointer.pz, value)
self.pointer.px += 1
if (self.pointer.px == self.width):
self.pointer.px = 0
self.pointer.py += 1
self.pointer.py %= self.height
def pop(self):
self.pointer.px -= 1
if (self.pointer.px == -1):
self.pointer.px = self.width - 1
self.pointer.py -= 1
self.pointer.py %= self.height
return self.get(self.pointer.px, self.pointer.py, self.pointer.pz)
return ret
