74 lines
1.6 KiB
Python
74 lines
1.6 KiB
Python
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import struct
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import math
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import random
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random.seed(0)
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LOGO = '''
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BBBB BBBB BB B
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B B B
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BB BBBB B B
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B B B
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BBBB BBBB B BB
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WWWW WWWW
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W W
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WWWW WWWW
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W W
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WWWW WWWW
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'''[1:-1]
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LOGO = '''
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RRRR RRRR RR R BBBB BBBB
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R R R B B
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RR RRRR R R BBBB BBBB
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R R R B B
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RRRR RRRR R RR BBBB BBBB
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WWWW WWWW
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W W W
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W W WWWW
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W W W
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WWWW WWWW
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'''[1:-1]
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LOGO = LOGO.split("\n")
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print(LOGO)
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width = max(len(row) for row in LOGO)
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height = len(LOGO)
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print("width =", width)
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print("height =", height)
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with open("xenrom/data/logo.dat", "wb") as data_out, open("xenrom/data/logo.inc", "w") as inc:
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for y in range(height):
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row = LOGO[y]
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for x in range(width):
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c = row[x] if x < len(row) else ' '
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data_out.write(b'\x00' if c == ' ' else b'\x01' if c == 'B' else b'\x02' if c == 'W' else b'\x03')
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inc.write(f"const LOGO_WIDTH: {hex(width)}\n")
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inc.write(f"const LOGO_HEIGHT: {hex(height)}\n")
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with open("xenrom/data/logo_cycle.dat", "wb") as data, open("xenrom/data/logo_cycle.inc", "w") as inc:
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T = 60
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N = T * 4
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r = 0
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for i in range(N):
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if i < T or i > 3 * T:
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f = 0.5 - (1/2 * math.cos((i/T) * math.pi))
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elif i < 180:
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f = 0.75 - (1/4 * math.cos((i/T) * math.pi))
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if i == 3 * T - 10:
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r = 1
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if i == 3 * T:
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r = 2
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if i == 3 * T + 10:
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r = 0
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data.write(struct.pack("BB", min(255, int(256 * f)), r))
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inc.write(f"const LOGO_LENGTH: {N}")
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