out vec4 sk_FragColor; vec4 helper_h4(); struct Color { float red; float green; float blue; float alpha; }; void main() { Color _0_c; _0_c.red = 0.25; _0_c.green = 0.5; _0_c.blue = 0.75; _0_c.alpha = 1.0; sk_FragColor = vec4(_0_c.red, _0_c.green, _0_c.blue, _0_c.alpha); }