colors

The “Matrix Color” formula

\((r, g, b) = (r ^\frac{3}{2}, g ^\frac{4}{5}, b ^\frac{3}{2})\)

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Mixing two textures

screen = 1.0 - (1.0 - tex1.rgb) * (1.0 - tex2.rgb);
// or
screen = tex1.rgb + tex2.rgb - tex1.rgb * tex2.rgb;

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