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Added hpath generation

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This commit is contained in:
Rob McMullen 2017-04-24 13:20:01 -07:00
parent ed51a8defa
commit 160e6c92e5
1 changed files with 80 additions and 0 deletions
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80
python/pyapple2/mazegen.py
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@ -1,5 +1,34 @@
#!/usr/bin/env python
# Basic maze: 40x24, rightmost 7 cols are the score area
#
# 00 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX_______
# 01 X/----T----T----T----T----T----\X_______
# 02 X|XXXX|XXXX|XXXX|XXXX|XXXX|XXXX|X_______
# 03 X|XXXX|XXXX|XXXX|XXXX|XXXX|XXXX|X_______
# 04 X|XXXX|XXXX|XXXX|XXXX+----+XXXX|X_______
# 05 X|XXXX|XXXX+----+XXXX|XXXX+----+X_______
# 06 X|XXXX|XXXX|XXXX+----+XXXX|XXXX|X_______
# 07 X|XXXX+----+XXXX|XXXX|XXXX|XXXX|X_______
# 08 X+----+XXXX+----+XXXX|XXXX|XXXX|X_______
# 09 X|XXXX|XXXX|XXXX|XXXX+----+XXXX|X_______
# 10 X|XXXX+----+XXXX|XXXX|XXXX+----+X_______
# 11 X|XXXX|XXXX|XXXX+----+XXXX|XXXX|X_______
# 12 X+----+XXXX|XXXX|XXXX|XXXX|XXXX|X_______
# 13 X|XXXX+----+XXXX|XXXX|XXXX|XXXX|X_______
# 14 X|XXXX|XXXX+----+XXXX+----+XXXX|X_______
# 15 X|XXXX|XXXX|XXXX|XXXX|XXXX+----+X_______
# 16 X|XXXX|XXXX|XXXX+----+XXXX|XXXX|X_______
# 17 X|XXXX+----+XXXX|XXXX|XXXX|XXXX|X_______
# 18 X+----+XXXX+----+XXXX|XXXX+----+X_______
# 19 X|XXXX|XXXX|XXXX|XXXX+----+XXXX|X_______
# 20 X|XXXX+----+XXXX+----+XXXX|XXXX|X_______
# 21 X|XXXX|XXXX|XXXX|XXXX|XXXX|XXXX|X_______
# 22 X\----^----^----^----^----^----/X_______
# 23 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX_______
import random
import numpy as np
maze = np.empty((24, 33), dtype=np.uint8)
@ -10,6 +39,7 @@ tileright = 0x4
tileleft= 0x8
tiledot = 0x10
# up/down/left/right would be 0xf, but this is not legal for ghost legs
tilechars = [
"X", # illegal
"X",
@ -119,6 +149,44 @@ def setvpath(col):
addr = getrow(y)
addr[x] = vpath_bot_tile[col]
# Return a random number between 3 and 6 (inclusive) to represent next row that
# contains an hpath. 3 is the minimum number so that if necessary, the last
# spacing on the bottom can be adjusted upward by 1 to guarantee no cross-
# throughs
def get_rand_spacing():
return random.randint(3, 6)
# Using col and col - 1, find hpaths such that there are no hpaths that meet at
# the same row in the column col + 1, preventing any "+" intersections (which
# is not legal ghost legs)
def sethpath(col):
x1_save = vpath_cols[col - 1]
x2 = vpath_cols[col]
y = mazetoprow + 1 # first blank row below the top row
y += get_rand_spacing()
while y < mazebotrow - 1:
addr = getrow(y)
# If not working on the rightmost column, check to see there are
# no cross-throughs.
if col < vpath_num - 1:
tile = addr[x2]
if tile & tileright:
print "at y=%d on col %d, found same hpath level at col %d" % (y, col, col + 1)
y -= 1
addr = getrow(y)
x = x1_save
addr[x] = tiledot|tileup|tiledown|tileright
x += 1
while x < x2:
addr[x] = tiledot|tileleft|tileright
x += 1
addr[x2] = tiledot|tileup|tiledown|tileleft
y += get_rand_spacing()
def init_maze():
clear_maze()
setrow(mazetoprow)
@ -130,6 +198,12 @@ def init_maze():
setvpath(counter)
counter -= 1
counter = vpath_num
counter -= 1
while counter > 0: # note >, not >=
sethpath(counter)
counter -= 1
def get_text_maze():
lines = []
@ -146,6 +220,11 @@ def print_maze():
for i in range(24):
print "%02d %s" % (i, lines[i])
def print_screen():
lines = get_text_maze()
for i in range(24):
print "%02d %s_______" % (i, lines[i])
def main():
init_maze()
print_maze()
@ -153,4 +232,5 @@ def main():
if __name__ == "__main__":
#random.seed(31415)
main()