LYGIA Shader Library

kelemen (lygia/lighting/common/kelemen)

Dependencies:

Check it on Github



#ifndef FNC_KELEMEN
#define FNC_KELEMEN

// Kelemen 2001, "A Microfacet Based Coupled Specular-Matte BRDF Model with Importance Sampling"
float kelemen(const in float LoH) {
    return saturateMediump(0.25 / (LoH * LoH));
}

#endif

Dependencies:

Check it on Github



#ifndef FNC_KELEMEN
#define FNC_KELEMEN

// Kelemen 2001, "A Microfacet Based Coupled Specular-Matte BRDF Model with Importance Sampling"
float kelemen(float LoH) {
    return saturateMediump(0.25 / (LoH * LoH));
}

#endif

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