lygia/v1.1.6/lighting/common/kelemen)Dependencies:
lygia/v1.1.6/math/saturateMediump.glsl
#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:
lygia/v1.1.6/math/saturateMediump.glsl
#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
LYGIA is dual-licensed under the Prosperity License and the Patron License for sponsors and contributors.
Sponsors and contributors are automatically added to the Patron License and they can ignore the any non-commercial rule of the Prosperity Licensed software (please take a look to the exception).
It's also possible to get a permanent comercial license hook to a single and specific version of LYGIA.
Sign up for the news letter bellow, joing the LYGIA's channel on Discord or follow the Github repository