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

Getting started? Play directly with the Babylon.js API using our [playground](https://playground.babylonjs.com/). It also contains a lot of samples to learn how to use it.

// Do not edit.
import { ShaderStore } from "../../Engines/shaderStore.js";
const name = "fogFragmentDeclaration";
const shader = `#ifdef FOG
#define FOGMODE_NONE 0.
#define FOGMODE_EXP 1.
#define FOGMODE_EXP2 2.
#define FOGMODE_LINEAR 3.
const E=2.71828;uniform vFogInfos: vec4f;uniform vFogColor: vec3f;varying vFogDistance: vec3f;fn CalcFogFactor()->f32
{var fogCoeff: f32=1.0;var fogStart: f32=uniforms.vFogInfos.y;var fogEnd: f32=uniforms.vFogInfos.z;var fogDensity: f32=uniforms.vFogInfos.w;var fogDistance: f32=length(fragmentInputs.vFogDistance);if (FOGMODE_LINEAR==uniforms.vFogInfos.x)
{fogCoeff=(fogEnd-fogDistance)/(fogEnd-fogStart);}
else if (FOGMODE_EXP==uniforms.vFogInfos.x)
{fogCoeff=1.0/pow(E,fogDistance*fogDensity);}
else if (FOGMODE_EXP2==uniforms.vFogInfos.x)
{fogCoeff=1.0/pow(E,fogDistance*fogDistance*fogDensity*fogDensity);}
return clamp(fogCoeff,0.0,1.0);}
#endif
`;
// Sideeffect
if (!ShaderStore.IncludesShadersStoreWGSL[name]) {
    ShaderStore.IncludesShadersStoreWGSL[name] = shader;
}
/** @internal */
export const fogFragmentDeclarationWGSL = { name, shader };
//# sourceMappingURL=fogFragmentDeclaration.js.map