75 lines
1.7 KiB
Python
75 lines
1.7 KiB
Python
def encode_gb_tile(pixels):
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data = []
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for y in range(8):
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lsb = 0
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msb = 0
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for x in range(8):
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c = pixels[y][x]
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if c & 1: lsb |= (1 << (7 - x))
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if c & 2: msb |= (1 << (7 - x))
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data.extend([lsb, msb])
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return data
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def print_hex(data):
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print(", ".join(f"0x{b:02X}" for b in data))
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# Down Top Half
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down_top = [
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[0,0,0,0,0,0,0,0],
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[0,0,0,3,3,0,0,0],
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[0,0,3,2,2,3,0,0],
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[0,0,3,3,3,3,0,0],
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[0,0,3,1,1,3,0,0],
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[0,3,1,2,1,1,3,0],
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[0,3,1,1,1,1,3,0],
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[0,3,1,1,2,1,3,0]
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]
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# Down Bottom Half
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down_bot = [
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[0,3,1,1,1,1,3,0],
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[0,3,1,1,1,1,3,0],
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[0,3,0,0,0,0,3,0],
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[0,3,0,3,3,0,3,0],
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[0,0,3,2,2,3,0,0],
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[0,0,0,3,3,0,0,0],
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[0,0,0,0,0,0,0,0],
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[0,0,0,0,0,0,0,0]
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]
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# Combine Down
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down_full = down_top + down_bot
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# Rotate CCW for Right (Wait: earlier we established CCW rotation maps nose to Right side)
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# If Nose is at y=12, CCW rotation: new_x = y, new_y = 7 - x?
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# For 16x8 from 8x16:
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# new_width = 16, new_height = 8
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# old_x in 0..7, old_y in 0..15
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# Rotation CCW:
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# X_new = old_y
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# Y_new = 7 - old_x
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right_full = [[0]*16 for _ in range(8)]
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for oy in range(16):
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for ox in range(8):
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nx = oy
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ny = 7 - ox
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right_full[ny][nx] = down_full[oy][ox]
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# Split into two 8x8 tiles
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right_left = [row[:8] for row in right_full]
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right_right = [row[8:] for row in right_full]
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data0 = encode_gb_tile(right_left)
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data1 = encode_gb_tile(right_right)
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data2 = encode_gb_tile(down_top)
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data3 = encode_gb_tile(down_bot)
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print("Tile 0 (Right Left):")
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print_hex(data0)
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print("Tile 1 (Right Right):")
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print_hex(data1)
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print("Tile 2 (Down Top):")
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print_hex(data2)
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print("Tile 3 (Down Bot):")
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print_hex(data3)
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