app
Adom Chipsmith
Public Made by Adomby adom
STEP-native chip validator — 5-source cross-validation, OCCT-generated copyright-free 3D models with embedded signal annotations, datasheet-to-STEP pipeline.
import { bW as r } from "./chunk-IERganv1.js";
const e = "screenSpaceCurvaturePixelShader", t = `varying vUV: vec2f;var textureSamplerSampler: sampler;var textureSampler: texture_2d<f32>;var normalSampler: texture_2d<f32>;uniform curvature_ridge: f32;uniform curvature_valley: f32;
#ifndef CURVATURE_OFFSET
#define CURVATURE_OFFSET 1
#endif
fn curvature_soft_clamp(curvature: f32,control: f32)->f32
{if (curvature<0.5/control) {return curvature*(1.0-curvature*control);}
return 0.25/control;}
fn calculate_curvature(texel: vec2i,ridge: f32,valley: f32)->f32
{let normal_up =textureLoad(normalSampler,texel+vec2i(0, CURVATURE_OFFSET),0).rb;let normal_down =textureLoad(normalSampler,texel+vec2i(0,-CURVATURE_OFFSET),0).rb;let normal_left =textureLoad(normalSampler,texel+vec2i(-CURVATURE_OFFSET,0),0).rb;let normal_right=textureLoad(normalSampler,texel+vec2i( CURVATURE_OFFSET,0),0).rb;let normal_diff=((normal_up.g-normal_down.g)+(normal_right.r-normal_left.r));if (normal_diff<0.0) {return -2.0*curvature_soft_clamp(-normal_diff,valley);}
return 2.0*curvature_soft_clamp(normal_diff,ridge);}
#define CUSTOM_FRAGMENT_DEFINITIONS
@fragment
fn main(input: FragmentInputs)->FragmentOutputs
{let texel=vec2i(fragmentInputs.position.xy);let baseColor=textureSample(textureSampler,textureSamplerSampler,fragmentInputs.vUV);let curvature=calculate_curvature(texel,uniforms.curvature_ridge,uniforms.curvature_valley);fragmentOutputs.color=vec4f(baseColor.rgb*(curvature+1.0),baseColor.a);}
`;
r.ShadersStoreWGSL[e] || (r.ShadersStoreWGSL[e] = t);
const l = { name: e, shader: t };
export {
l as screenSpaceCurvaturePixelShaderWGSL
};