playcanvas

Version:

Open-source WebGL/WebGPU 3D engine for the web

26 lines (21 loc) • 539 B

JavaScript

var iridescence_default = (
  /* glsl */
  `
#ifdef STD_IRIDESCENCE_CONSTANT
uniform float material_iridescence;
#endif

void getIridescence() {
    float iridescence = 1.0;

    #ifdef STD_IRIDESCENCE_CONSTANT
    iridescence *= material_iridescence;
    #endif

    #ifdef STD_IRIDESCENCE_TEXTURE
    iridescence *= texture2DBias({STD_IRIDESCENCE_TEXTURE_NAME}, {STD_IRIDESCENCE_TEXTURE_UV}, textureBias).{STD_IRIDESCENCE_TEXTURE_CHANNEL};
    #endif

    dIridescence = iridescence; 
}
`
);
export {
  iridescence_default as default
};