// Do not edit.
import { ShaderStore } from "../Engines/shaderStore.js";
const name = "selectionOutlinePixelShader";
const shader = `var maskSamplerSampler: sampler;uniform maskSampler: texture_2d<f32>;var depthSamplerSampler: sampler;uniform depthSampler: texture_2d<f32>;varying vUV: vec2f;uniform screenSize: vec2f;uniform outlineColor: vec3f;uniform outlineThickness: f32;uniform occlusionStrength: f32;uniform occlusionThreshold: f32;
#define CUSTOM_FRAGMENT_DEFINITIONS
@fragment
fn main(input: FragmentInputs)->FragmentOutputs {
#define CUSTOM_FRAGMENT_MAIN_BEGIN
let texelSize: vec2f=1.0/uniforms.screenSize;let sampleOffset: vec2f=texelSize*uniforms.outlineThickness;
#if defined(OUTLINELAYER_SAMPLING_TRIDIRECTIONAL) || defined(OUTLINELAYER_SAMPLING_OCTADIRECTIONAL)
let maskTopCenter: vec2f=textureSampleLevel(maskSampler,maskSamplerSampler,fragmentInputs.vUV+vec2f(0.0,sampleOffset.y),0.0).rg;let maskTopRight: vec2f=textureSampleLevel(maskSampler,maskSamplerSampler,fragmentInputs.vUV+sampleOffset,0.0).rg;let maskMiddleCenter: vec2f=textureSampleLevel(maskSampler,maskSamplerSampler,fragmentInputs.vUV,0.0).rg;let maskMiddleRight: vec2f=textureSampleLevel(maskSampler,maskSamplerSampler,fragmentInputs.vUV+vec2f(sampleOffset.x,0.0),0.0).rg;
#endif
#if defined(OUTLINELAYER_SAMPLING_OCTADIRECTIONAL)
let maskTopLeft: vec2f=textureSampleLevel(maskSampler,maskSamplerSampler,fragmentInputs.vUV+vec2f(-sampleOffset.x,sampleOffset.y),0.0).rg;let maskMiddleLeft: vec2f=textureSampleLevel(maskSampler,maskSamplerSampler,fragmentInputs.vUV+vec2f(-sampleOffset.x,0.0),0.0).rg;let maskBottomRight: vec2f=textureSampleLevel(maskSampler,maskSamplerSampler,fragmentInputs.vUV+vec2f(sampleOffset.x,-sampleOffset.y),0.0).rg;let maskBottomCenter: vec2f=textureSampleLevel(maskSampler,maskSamplerSampler,fragmentInputs.vUV+vec2f(0.0,-sampleOffset.y),0.0).rg;let maskBottomLeft: vec2f=textureSampleLevel(maskSampler,maskSamplerSampler,fragmentInputs.vUV+vec2f(-sampleOffset.x,-sampleOffset.y),0.0).rg;
#endif
#ifdef OUTLINELAYER_SAMPLING_TRIDIRECTIONAL
let gradient: vec3f=vec3f(
maskMiddleCenter.r-maskMiddleRight.r,
maskMiddleCenter.r-maskTopCenter.r,
maskMiddleCenter.r-maskTopRight.r
);let edgeStrength: f32=length(gradient);
#elif defined(OUTLINELAYER_SAMPLING_OCTADIRECTIONAL)
let gradientX: f32 =
(maskTopLeft.r+2.0*maskMiddleLeft.r+maskBottomLeft.r) -
(maskTopRight.r+2.0*maskMiddleRight.r+maskBottomRight.r);let gradientY: f32 =
(maskBottomLeft.r+2.0*maskBottomCenter.r+maskBottomRight.r) -
(maskTopLeft.r+2.0*maskTopCenter.r+maskTopRight.r);let edgeStrength: f32=length(vec2f(gradientX,gradientY));
#endif
let outlineMask: f32=step(0.5,edgeStrength); 
#if defined(OUTLINELAYER_SAMPLING_TRIDIRECTIONAL) || defined(OUTLINELAYER_SAMPLING_OCTADIRECTIONAL)
let depthTopCenter: f32=textureSampleLevel(depthSampler,depthSamplerSampler,fragmentInputs.vUV+vec2f(0.0,sampleOffset.y),0.0).r;let depthTopRight: f32=textureSampleLevel(depthSampler,depthSamplerSampler,fragmentInputs.vUV+sampleOffset,0.0).r;let depthMiddleCenter: f32=textureSampleLevel(depthSampler,depthSamplerSampler,fragmentInputs.vUV,0.0).r;let depthMiddleRight: f32=textureSampleLevel(depthSampler,depthSamplerSampler,fragmentInputs.vUV+vec2f(sampleOffset.x,0.0),0.0).r;
#endif
#if defined(OUTLINELAYER_SAMPLING_OCTADIRECTIONAL)
let depthTopLeft: f32=textureSampleLevel(depthSampler,depthSamplerSampler,fragmentInputs.vUV+vec2f(-sampleOffset.x,sampleOffset.y),0.0).r;let depthMiddleLeft: f32=textureSampleLevel(depthSampler,depthSamplerSampler,fragmentInputs.vUV+vec2f(-sampleOffset.x,0.0),0.0).r;let depthBottomRight: f32=textureSampleLevel(depthSampler,depthSamplerSampler,fragmentInputs.vUV+vec2f(sampleOffset.x,-sampleOffset.y),0.0).r;let depthBottomCenter: f32=textureSampleLevel(depthSampler,depthSamplerSampler,fragmentInputs.vUV+vec2f(0.0,-sampleOffset.y),0.0).r;let depthBottomLeft: f32=textureSampleLevel(depthSampler,depthSamplerSampler,fragmentInputs.vUV+vec2f(-sampleOffset.x,-sampleOffset.y),0.0).r;
#endif
#if defined(OUTLINELAYER_SAMPLING_TRIDIRECTIONAL) || defined(OUTLINELAYER_SAMPLING_OCTADIRECTIONAL)
let occlusionTopCenter: f32=step(uniforms.occlusionThreshold,abs(maskTopCenter.g-depthTopCenter));let occlusionTopRight: f32=step(uniforms.occlusionThreshold,abs(maskTopRight.g-depthTopRight));let occlusionMiddleCenter: f32=step(uniforms.occlusionThreshold,abs(maskMiddleCenter.g-depthMiddleCenter));let occlusionMiddleRight: f32=step(uniforms.occlusionThreshold,abs(maskMiddleRight.g-depthMiddleRight));
#endif
#if defined(OUTLINELAYER_SAMPLING_OCTADIRECTIONAL)
let occlusionTopLeft: f32=step(uniforms.occlusionThreshold,abs(maskTopLeft.g-depthTopLeft));let occlusionMiddleLeft: f32=step(uniforms.occlusionThreshold,abs(maskMiddleLeft.g-depthMiddleLeft));let occlusionBottomRight: f32=step(uniforms.occlusionThreshold,abs(maskBottomRight.g-depthBottomRight));let occlusionBottomCenter: f32=step(uniforms.occlusionThreshold,abs(maskBottomCenter.g-depthBottomCenter));let occlusionBottomLeft: f32=step(uniforms.occlusionThreshold,abs(maskBottomLeft.g-depthBottomLeft));
#endif
var occlusionFactor: f32=occlusionMiddleCenter;
#ifdef OUTLINELAYER_SAMPLING_TRIDIRECTIONAL
occlusionFactor=min(occlusionFactor,occlusionTopCenter);occlusionFactor=min(occlusionFactor,occlusionTopRight);occlusionFactor=min(occlusionFactor,occlusionMiddleRight);
#elif defined(OUTLINELAYER_SAMPLING_OCTADIRECTIONAL)
occlusionFactor=min(occlusionFactor,occlusionTopCenter);occlusionFactor=min(occlusionFactor,occlusionTopRight);occlusionFactor=min(occlusionFactor,occlusionTopLeft);occlusionFactor=min(occlusionFactor,occlusionMiddleRight);occlusionFactor=min(occlusionFactor,occlusionMiddleLeft);occlusionFactor=min(occlusionFactor,occlusionBottomRight);occlusionFactor=min(occlusionFactor,occlusionBottomCenter);occlusionFactor=min(occlusionFactor,occlusionBottomLeft);
#endif
let finalOutlineMask: f32=outlineMask*(1.0-uniforms.occlusionStrength*occlusionFactor);fragmentOutputs.color=vec4f(uniforms.outlineColor,finalOutlineMask);
#define CUSTOM_FRAGMENT_MAIN_END
}
`;
// Sideeffect
if (!ShaderStore.ShadersStoreWGSL[name]) {
    ShaderStore.ShadersStoreWGSL[name] = shader;
}
/** @internal */
export const selectionOutlinePixelShaderWGSL = { name, shader };
//# sourceMappingURL=selectionOutline.fragment.js.map