Hive/spider.py

183 lines
5 KiB
Python

import copy
import math
from PIL import Image, ImageDraw
class Board:
def __init__(self, size=0):
self.size = size
self.board = {}
# create empty board as a dictionary
self.b2 = {}
for p in range(-self.size, self.size):
for q in range(-self.size, self.size):
if self.inBoard(p, q):
if not p in self.board:
self.board[p] = {}
self.board[p][q] = 0
if not q in self.b2:
self.b2[q] = {}
self.b2[q][p] = 0
# this is for visualization and to synchronize colors between png/js
self._colors = {}
self._colors[-1] = "#fdca40" # sunglow
self._colors[0] = "#ffffff" # white
self._colors[1] = "#947bd3" # medium purple
self._colors[2] = "#ff0000" # red
self._colors[3] = "#00ff00" # green
self._colors[4] = "#0000ff" # blue
self._colors[5] = "#566246" # ebony
self._colors[6] = "#a7c4c2" # opan
self._colors[7] = "#ADACB5" # silver metalic
self._colors[8] = "#8C705F" # liver chestnut
self._colors[9] = "#FA7921" # pumpkin
self._colors[10] = "#566E3D" # dark olive green
def inBoard(self, p, q):
"""return True if (p,q) is valid coordinate"""
return (
(q >= 0)
and (q < self.size)
and (p >= -(q // 2))
and (p < (self.size - q // 2))
)
def rotateRight(self, p, q):
pp = -q
qq = p + q
return pp, qq
def rotateLeft(self, p, q):
pp = p + q
qq = -p
return pp, qq
def saveImage(self, filename):
"""draw actual board to png"""
cellRadius = 60
cellWidth = int(cellRadius * (3**0.5))
cellHeight = 2 * cellRadius
width = cellWidth * self.size + cellRadius * 3
height = cellHeight * self.size
img = Image.new("RGB", (width, height), "white")
draw = ImageDraw.Draw(img)
lineColor = (50, 50, 50)
for p in self.board:
for q in self.board[p]:
cx = cellRadius * (math.sqrt(3) * p + math.sqrt(3) / 2 * q) + cellRadius
cy = cellRadius * (0 * p + 3 / 2 * q) + cellRadius
pts = []
for a in [30, 90, 150, 210, 270, 330]:
nx = cx + cellRadius * math.cos(a * math.pi / 180)
ny = cy + cellRadius * math.sin(a * math.pi / 180)
pts.append(nx)
pts.append(ny)
color = "#ff00ff" # pink is for values out of range -1,..10
if self.board[p][q] in self._colors:
color = self._colors[self.board[p][q]]
draw.polygon(pts, fill=color)
pts.append(pts[0])
pts.append(pts[1])
draw.line(pts, fill="black", width=1)
draw.text(
[cx - 3, cy - 3], "{} {}".format(p, q), fill="black", anchor="m"
)
img.save(filename)
def loadBoard(self, filename):
board = {}
fread = open(filename, "rt")
size = -1
for line in fread:
p, q, value = list(map(int, line.strip().split()))
size = max(size, q)
if p not in board:
board[p] = {}
board[p][q] = value
fread.close()
self.board = board
self.size = size + 1
import sys
# alternativa: nacteni ze souboru
b = Board()
b.loadBoard(sys.argv[1])
# prochazeni radku/sloupce:
b_copy = {}
for p in b.board:
b_copy[p] = {}
for q in b.board[p]:
b_copy[p][q] = b.board[p][q]
if b.board[p][q] == 2:
spider_p = p
spider_q = q
smer = ((0, -1), (1, -1), (1, 0), (0, 1), (-1, 1), (-1, 0))
def okoli(b, p, q):
o = [0] * 6
for i in range(6):
p2, q2 = smer[i]
if b.inBoard(p + p2, q + q2):
o[i] = b.board[p + p2][q + q2]
else:
o[i] = -1
return o
def spider_tah1(p, q, o):
mozne_tahy = []
for i in range(6):
if o[i] == 0 and (
(o[(i - 1) % 6] == 0 and o[(i + 1) % 6] == 1)
or (o[(i - 1) % 6] == 1 and o[(i + 1) % 6] == 0)
):
mozne_tahy.append([p + smer[i][0], q + smer[i][1]])
return mozne_tahy
o_spider = okoli(b, spider_p, spider_q)
print(o_spider)
komponenty = 0
for i in range(6):
if o_spider[i] == 1 and o_spider[(i + 1) % 6] != 1:
komponenty += 1
if komponenty > 1:
flood_fill()
pos = [[spider_p, spider_q]]
dont_go_back = pos[:]
b.board[spider_p][spider_q] = 0
for i in range(3):
pos2 = []
print(i, pos)
for p, q in pos:
mozne = spider_tah1(p, q, okoli(b, p, q))
for x in mozne:
if not x in dont_go_back:
print("jdu vpred", x)
pos2.append(x)
dont_go_back.append(x)
else:
print("jdu zpet", x)
pos = pos2
pos2.sort()
print(pos2)