92 lines
2.3 KiB
Python
92 lines
2.3 KiB
Python
import os
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# 0: Floor
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# 1: Light Green
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# 2: Dark Green
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# 3: Black
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floor_tile = [
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"00000000",
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"00010000",
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"00100000",
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"00000000",
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"00000000",
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"00000010",
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"00001000",
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"00000000",
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]
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def make_autotile(n, e, s, w):
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# base is floor
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t = [list("00000000") for _ in range(8)]
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# define boundaries
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top = 0 if n else 2
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bottom = 8 if s else 6
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left = 0 if w else 2
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right = 8 if e else 6
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# fill with dark green
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for r in range(top, bottom):
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for c in range(left, right):
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t[r][c] = "2"
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# Add highlight (1) to the top edge
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if not n:
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for c in range(left, right):
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t[1][c] = "1"
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t[2][c] = "1"
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# Add shadow (3) to the bottom edge
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if not s:
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for c in range(left, right):
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t[6][c] = "3"
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t[7][c] = "3"
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# Add rounded corners
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if not n and not w:
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t[1][2] = "0"; t[1][3] = "1"; t[2][2] = "1"
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if not n and not e:
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t[1][7] = "0"; t[1][6] = "1"; t[1][5] = "1"; t[2][7] = "0"; t[2][6] = "1"
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if not s and not w:
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t[7][2] = "0"; t[7][3] = "3"; t[6][2] = "3"
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if not s and not e:
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t[7][7] = "0"; t[7][6] = "3"; t[6][7] = "0"; t[6][6] = "3"
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# Add some texture
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if n and s and e and w:
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t[3][3] = "1"; t[4][5] = "3"
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return ["".join(row) for row in t]
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def to_gb_format(lines):
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bytes_arr = []
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for line in lines:
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lo = hi = 0
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for i, char in enumerate(line):
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val = int(char)
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if val & 1: lo |= (1 << (7 - i))
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if val & 2: hi |= (1 << (7 - i))
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bytes_arr.append(lo)
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bytes_arr.append(hi)
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return bytes_arr
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tiles = [floor_tile]
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for mask in range(16):
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n = (mask & 8) != 0
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e = (mask & 4) != 0
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s = (mask & 2) != 0
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w = (mask & 1) != 0
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tiles.append(make_autotile(n, e, s, w))
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with open('src/tiles.c', 'w') as f:
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f.write('#include "tiles.h"\n\n')
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f.write(f'const unsigned char TileData[{len(tiles)*16}] = {{\n')
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for i, t in enumerate(tiles):
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f.write(f' // Tile {i} (Mask {i-1 if i>0 else "Floor"})\n')
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b = to_gb_format(t)
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f.write(' ' + ', '.join(f"0x{val:02X}" for val in b) + ',\n')
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f.write('};\n')
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print("tiles.c generated with autotiles!")
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