14 lines
455 B
Plaintext
14 lines
455 B
Plaintext
float blendOverlay(float base, float blend) {
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return base<0.5?(2.0*base*blend):(1.0-2.0*(1.0-base)*(1.0-blend));
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}
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vec3 blendOverlay(vec3 base, vec3 blend) {
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return vec3(blendOverlay(base.r,blend.r),blendOverlay(base.g,blend.g),blendOverlay(base.b,blend.b));
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}
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vec3 blendOverlay(vec3 base, vec3 blend, float opacity) {
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return (blendOverlay(base, blend) * opacity + base * (1.0 - opacity));
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}
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#pragma glslify: export(blendOverlay)
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#olive name Overlay |