playcanvas/build/playcanvas/src/scene/shader-lib/wgsl/chunks/lit/frag/falloffInvSquared.d.ts

PlayCanvas WebGL game engine

declare const _default: "\nfn getFalloffWindow(lightRadius: f32, lightDir: vec3f) -> f32 {\n    let sqrDist: f32 = dot(lightDir, lightDir);\n    let invRadius: f32 = 1.0 / lightRadius;\n    return square(saturate(1.0 - square(sqrDist * square(invRadius))));\n}\n\nfn getFalloffInvSquared(lightRadius: f32, lightDir: vec3f) -> f32 {\n    let sqrDist: f32 = dot(lightDir, lightDir);\n    var falloff: f32 = 1.0 / (sqrDist + 1.0);\n    let invRadius: f32 = 1.0 / lightRadius;\n\n    falloff = falloff * 16.0;\n    falloff = falloff * square(saturate(1.0 - square(sqrDist * square(invRadius))));\n\n    return falloff;\n}\n";
export default _default;