yuzu | Color fix for 'Blaster Master Zero 2' [Switch]

yuzu_bmz2_fix.py

#!/usr/bin/env python3
"""
Dirty color fix for 'Blaster Master Zero 2' [Switch]
OpenGL ONLY!
Tested version: yuzu 228
"""
import sys

# \src\video_core\renderer_opengl\renderer_opengl.cpp
shader_text = b"void main() {\n    color = vec4(texture(color_texture, frag_tex_coord).rgb, 1.0f);\n}"
new_shader  = b"void main() {\n    color = vec4(texture(color_texture, frag_tex_coord).bgr, 1.0f);\n}"

with open("yuzu.exe", "rb") as f:
    b = bytearray(f.read())

start_ind = b.find(shader_text)
end_ind   = start_ind + len(shader_text)

if start_ind == -1:
    print("Shader not found")
    input("Press any key...")
    sys.exit(1)

b[start_ind:end_ind] = new_shader.ljust(end_ind - start_ind)

with open("yuzu_bgra.exe", "wb") as f:
    f.write(b)