mirror of
https://github.com/zeldaret/oot.git
synced 2024-12-01 15:26:01 +00:00
33 lines
1.1 KiB
Python
33 lines
1.1 KiB
Python
|
#!/usr/bin/env python3
|
||
|
|
|
||
|
|
import argparse
|
||
|
|
|
||
|
|
def decode_rgba5551(short, max=False):
|
||
|
|
red = (short & 0xF800) >> 8
|
||
|
|
green = (short & 0x07C0) >> 3
|
||
|
|
blue = (short & 0x003E) << 2
|
||
|
|
alpha = 1 if (short % 2) else 0
|
||
|
|
if max:
|
||
|
|
red |= red >> 5
|
||
|
|
green |= green >> 5
|
||
|
|
blue |= blue >> 5
|
||
|
|
return (red, green, blue, alpha)
|
||
|
|
|
||
|
|
def u16(x):
|
||
|
|
x = int(x, 16)
|
||
|
|
if x > 0xFFFF:
|
||
|
|
raise argparse.ArgumentTypeError("expecting a short (u16) representing a single color.")
|
||
|
|
return x
|
||
|
|
|
||
|
|
def main():
|
||
|
|
parser = argparse.ArgumentParser(description="Decodes a color encoded in rgba5551.")
|
||
|
|
parser.add_argument("short", type=u16, help="u16 raw value of the color to decode")
|
||
|
|
args = parser.parse_args()
|
||
|
|
print("Min: GPACK_RGBA5551(%d, %d, %d, %d)" % decode_rgba5551(args.short, max=False))
|
||
|
|
print("Max: GPACK_RGBA5551(%d, %d, %d, %d)" % decode_rgba5551(args.short, max=True))
|
||
|
|
print("Note: All RGB values between these encode to the given value.")
|
||
|
|
print(" Use the representation that makes the most sense.\n")
|
||
|
|
|
||
|
|
if __name__ == "__main__":
|
||
|
|
main()
|