@babylonjs/core/ShadersWGSL/ShadersInclude/pbrBlockIridescence.js

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// Do not edit.
import { ShaderStore } from "../../Engines/shaderStore.js";
const name = "pbrBlockIridescence";
const shader = `struct iridescenceOutParams
{iridescenceIntensity: f32,
iridescenceIOR: f32,
iridescenceThickness: f32,
specularEnvironmentR0: vec3f};
#ifdef IRIDESCENCE
fn iridescenceBlock(
vIridescenceParams: vec4f
,viewAngle_: f32
,specularEnvironmentR0: vec3f
#ifdef IRIDESCENCE_TEXTURE
,iridescenceMapData: vec2f
#endif
#ifdef IRIDESCENCE_THICKNESS_TEXTURE
,iridescenceThicknessMapData: vec2f
#endif
#ifdef CLEARCOAT
,NdotVUnclamped: f32
,vClearCoatParams: vec2f
#ifdef CLEARCOAT_TEXTURE
,clearCoatMapData: vec2f
#endif
#endif
)->iridescenceOutParams
{var outParams: iridescenceOutParams;var iridescenceIntensity: f32=vIridescenceParams.x;var iridescenceIOR: f32=vIridescenceParams.y;var iridescenceThicknessMin: f32=vIridescenceParams.z;var iridescenceThicknessMax: f32=vIridescenceParams.w;var iridescenceThicknessWeight: f32=1.;var viewAngle=viewAngle_;
#ifdef IRIDESCENCE_TEXTURE
iridescenceIntensity*=iridescenceMapData.x;
#endif
#if defined(IRIDESCENCE_THICKNESS_TEXTURE)
iridescenceThicknessWeight=iridescenceThicknessMapData.g;
#endif
var iridescenceThickness: f32=mix(iridescenceThicknessMin,iridescenceThicknessMax,iridescenceThicknessWeight);var topIor: f32=1.; 
#ifdef CLEARCOAT
var clearCoatIntensity: f32=vClearCoatParams.x;
#ifdef CLEARCOAT_TEXTURE
clearCoatIntensity*=clearCoatMapData.x;
#endif
topIor=mix(1.0,uniforms.vClearCoatRefractionParams.w-1.,clearCoatIntensity);viewAngle=sqrt(1.0+((1.0/topIor)*(1.0/topIor))*((NdotVUnclamped*NdotVUnclamped)-1.0));
#endif
var iridescenceFresnel: vec3f=evalIridescence(topIor,iridescenceIOR,viewAngle,iridescenceThickness,specularEnvironmentR0);outParams.specularEnvironmentR0=mix(specularEnvironmentR0,iridescenceFresnel,iridescenceIntensity);outParams.iridescenceIntensity=iridescenceIntensity;outParams.iridescenceThickness=iridescenceThickness;outParams.iridescenceIOR=iridescenceIOR;return outParams;}
#endif
`;
// Sideeffect
if (!ShaderStore.IncludesShadersStoreWGSL[name]) {
    ShaderStore.IncludesShadersStoreWGSL[name] = shader;
}
/** @internal */
export const pbrBlockIridescenceWGSL = { name, shader };
//# sourceMappingURL=pbrBlockIridescence.js.map