itch-

var SCREEN_WIDTH;
var SCREEN_HEIGHT;
var canvas, context;
var container, stats;
var controls;
var pathTracingScene, screenTextureScene, screenOutputScene;
var pathTracingUniforms, screenTextureUniforms, screenOutputUniforms;
var pathTracingDefines;
var pathTracingVertexShader, pathTracingFragmentShader;
var pathTracingGeometry, pathTracingMaterial, pathTracingMesh;

itch-

#version 300 es

precision highp float;
precision highp int;
precision highp sampler2D;

#include <pathtracing_uniforms_and_defines>

uniform mat4 uTorusInvMatrix;
uniform mat3 uTorusNormalMatrix;