local-variable-shadowing-outer-function.html

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<title>WebGL GLSL Conformance Test - Local Variable Shadowing Outer Function</title>

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<script id="vertexShader" type="text/something-not-javascript">

// vertex shader must succeed

attribute vec3 vertex;

varying float interp;

void main() {

  interp = vertex.x;

  gl_Position = vec4(vertex, 1.0);

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<script id="fragmentShader" type="text/something-not-javascript">

// local variable shadowing outer function definition must succeed

precision mediump float;

varying float interp;

float rsquared(float radius)

  return radius * radius;

void some_computation(float radius, out float bsdf) {

  bsdf = 0.0;

  float rsquared = rsquared(radius);

  bsdf += rsquared;

void main() {

  float comp;

  some_computation(interp, comp);

  gl_FragColor = vec4(comp, 0.0, 0.0, 1.0);

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"use strict";

GLSLConformanceTester.runTest();

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