<commit_before><!DOCTYPE html>
<html lang="en">
	<head>
		<title>three.js PMREM directional light test</title>
		<meta charset="utf-8">
		<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
		<link type="text/css" rel="stylesheet" href="main.css">
	</head>
	<body>

		<div id="container">
			<div id="info">
				<a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> -
                PMREM directional light test <a href="https://github.com/elalish" target="_blank" rel="noopener"><NAME></a>
                <br>Top row is white metal
                <br>Middle row is white dielectric
                <br>Last row is black dielectric.
                <br>Mouse-out is a standard Directional Light.
                <br>Mouse-over is a PMREM of the skybox: a single bright pixel representing the same directional light source.
                <br>The difference between these renders indicates the error in the PMREM approximations.
			</div>
		</div>

		<script type="module">

			import * as THREE from '../build/three.module.js';

            import { OrbitControls } from './jsm/controls/OrbitControls.js';
            import { RGBELoader } from './jsm/loaders/RGBELoader.js';
			import { PMREMGenerator } from './jsm/pmrem/PMREMGenerator.js';

            var scene, camera, controls, renderer;
            
			function init() {

                var width = window.innerWidth;
                var height = window.innerHeight;
                var aspect = width / height;

                // renderer

                renderer = new THREE.WebGLRenderer( { antialias: true } );
                renderer.setPixelRatio( window.devicePixelRatio );
                renderer.setSize( width, height );
                renderer.gammaOutput = true;
                renderer.physicallyCorrectLights = true;

                // tonemapping
                renderer.toneMapping = THREE.ACESFilmicToneMapping;
                renderer.toneMappingExposure = 1;

                document.body.appendChild( renderer.domElement );

                window.addEventListener( 'resize', onResize, false );

                // scene

                scene = new THREE.Scene();

                // camera

                camera = new THREE.PerspectiveCamera( 40, aspect, 1, 30 );
                updateCamera();
                camera.position.set( 0, 0, 16 );

                // controls

                controls = new OrbitControls( camera, renderer.domElement );
                controls.update();

                // light

                var directionalLight = new THREE.DirectionalLight( 0xffffff, 1 );
                var x = 597;
                var y = 213;
                var theta = ( x + 0.5 ) * Math.PI / 512;
                var phi = ( y + 0.5 ) * Math.PI / 512;

                directionalLight.position.setFromSphericalCoords( 100, - phi, Math.PI/2 - theta );

                scene.add( directionalLight );
                // scene.add( new THREE.DirectionalLightHelper( directionalLight ) );

                document.body.addEventListener( 'mouseover', function () {

                    scene.traverse( function ( child ) {

                        if ( child.isMesh ) {

                            child.material.envMapIntensity = 1;
                            directionalLight.intensity = 0;
                        
                        }

                    } );

                } );

                document.body.addEventListener( 'mouseout', function () {

                    scene.traverse( function ( child ) {

                        if ( child.isMesh ) {

                            child.material.envMapIntensity = 0;
                            directionalLight.intensity = 1;

                        }

                    } );

                } );

			}

			function createObjects() {

                var radianceMap = null;
                new RGBELoader()
                    .setDataType( THREE.UnsignedByteType )
                    // .setDataType( THREE.FloatType )
                    .setPath( 'textures/equirectangular/' )
                    .load( 'spot1Lux.hdr', function ( texture ) {

                        var pmremGenerator = new PMREMGenerator( renderer );
                        radianceMap = pmremGenerator.fromEquirectangular( texture ).texture;
                        pmremGenerator.dispose();

                        scene.background = radianceMap;

                        var geometry = new THREE.SphereBufferGeometry( 0.4, 32, 32 );

                        for ( var x = 0; x <= 10; x ++ ) {

                            for ( var y = 0; y <= 2; y ++ ) {

                                var material = new THREE.MeshPhysicalMaterial( {
                                    roughness: x / 10,
                                    metalness: y < 1 ? 1 : 0,
                                    color: y < 2 ? 0xffffff : 0x000000,
                                    envMap: radianceMap,
                                    envMapIntensity: 1
                                } );

                                var mesh = new THREE.Mesh( geometry, material );
                                mesh.position.x = x - 5;
                                mesh.position.y = 1 - y;
                                scene.add( mesh );

                            }

                        }

                } );

			}

			function onResize() {

				var width = window.innerWidth;
				var height = window.innerHeight;

                camera.aspect = width / height;
				updateCamera();

				renderer.setSize( width, height );

            }
            
            function updateCamera() {

                var horizontalFoV = 40;
                var verticalFoV = 2 * Math.atan( Math.tan( horizontalFoV / 2 * Math.PI / 180 ) / camera.aspect ) * 180 / Math.PI;
                camera.fov = verticalFoV;
				camera.updateProjectionMatrix();

            }

			function animate() {

				renderer.setAnimationLoop( render );

			}

			function render() {

				renderer.render( scene, camera );

            }
            
			Promise.resolve()
				.then( init )
				.then( createObjects )
				.then( animate );

		</script>
	</body>
</html>
<commit_msg>added lux comment<commit_after><!DOCTYPE html>
<html lang="en">
	<head>
		<title>three.js PMREM directional light test</title>
		<meta charset="utf-8">
		<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
		<link type="text/css" rel="stylesheet" href="main.css">
	</head>
	<body>

		<div id="container">
			<div id="info">
				<a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> -
                PMREM directional light test <a href="https://github.com/elalish" target="_blank" rel="noopener"><NAME></a>
                <br>Top row is white metal
                <br>Middle row is white dielectric
                <br>Last row is black dielectric.
                <br>Mouse-out is a standard Directional Light.
                <br>Mouse-over is a PMREM of the skybox: a single bright pixel representing the same directional light source.
                <br>The difference between these renders indicates the error in the PMREM approximations.
			</div>
		</div>

		<script type="module">

			import * as THREE from '../build/three.module.js';

            import { OrbitControls } from './jsm/controls/OrbitControls.js';
            import { RGBELoader } from './jsm/loaders/RGBELoader.js';
			import { PMREMGenerator } from './jsm/pmrem/PMREMGenerator.js';

            var scene, camera, controls, renderer;
            
			function init() {

                var width = window.innerWidth;
                var height = window.innerHeight;
                var aspect = width / height;

                // renderer

                renderer = new THREE.WebGLRenderer( { antialias: true } );
                renderer.setPixelRatio( window.devicePixelRatio );
                renderer.setSize( width, height );
                renderer.gammaOutput = true;
                renderer.physicallyCorrectLights = true;

                // tonemapping
                renderer.toneMapping = THREE.ACESFilmicToneMapping;
                renderer.toneMappingExposure = 1;

                document.body.appendChild( renderer.domElement );

                window.addEventListener( 'resize', onResize, false );

                // scene

                scene = new THREE.Scene();

                // camera

                camera = new THREE.PerspectiveCamera( 40, aspect, 1, 30 );
                updateCamera();
                camera.position.set( 0, 0, 16 );

                // controls

                controls = new OrbitControls( camera, renderer.domElement );
                controls.update();

                // light

                var directionalLight = new THREE.DirectionalLight( 0xffffff, 1 );
                var x = 597;
                var y = 213;
                var theta = ( x + 0.5 ) * Math.PI / 512;
                var phi = ( y + 0.5 ) * Math.PI / 512;

                directionalLight.position.setFromSphericalCoords( 100, - phi, Math.PI/2 - theta );

                scene.add( directionalLight );
                // scene.add( new THREE.DirectionalLightHelper( directionalLight ) );

                document.body.addEventListener( 'mouseover', function () {

                    scene.traverse( function ( child ) {

                        if ( child.isMesh ) {

                            child.material.envMapIntensity = 1;
                            directionalLight.intensity = 0;
                        
                        }

                    } );

                } );

                document.body.addEventListener( 'mouseout', function () {

                    scene.traverse( function ( child ) {

                        if ( child.isMesh ) {

                            child.material.envMapIntensity = 0;
                            directionalLight.intensity = 1;

                        }

                    } );

                } );

			}

			function createObjects() {

                var radianceMap = null;
                new RGBELoader()
                    .setDataType( THREE.UnsignedByteType )
                    // .setDataType( THREE.FloatType )
                    .setPath( 'textures/equirectangular/' )
                    .load( 'spot1Lux.hdr', function ( texture ) {

                        // This HDR environment map is expressed in nits (lux / sr). The directional light has units of lux,
                        // so to match a 1 lux light, we set a single pixel with a value equal to 1 divided by the solid 
                        // angle of the pixel in steradians. This image is 1024 x 512, 
                        // so the value is 1 / (pi / 512) ^ 2 = 26,560 nits.

                        var pmremGenerator = new PMREMGenerator( renderer );
                        radianceMap = pmremGenerator.fromEquirectangular( texture ).texture;
                        pmremGenerator.dispose();

                        scene.background = radianceMap;

                        var geometry = new THREE.SphereBufferGeometry( 0.4, 32, 32 );

                        for ( var x = 0; x <= 10; x ++ ) {

                            for ( var y = 0; y <= 2; y ++ ) {

                                var material = new THREE.MeshPhysicalMaterial( {
                                    roughness: x / 10,
                                    metalness: y < 1 ? 1 : 0,
                                    color: y < 2 ? 0xffffff : 0x000000,
                                    envMap: radianceMap,
                                    envMapIntensity: 1
                                } );

                                var mesh = new THREE.Mesh( geometry, material );
                                mesh.position.x = x - 5;
                                mesh.position.y = 1 - y;
                                scene.add( mesh );

                            }

                        }

                } );

			}

			function onResize() {

				var width = window.innerWidth;
				var height = window.innerHeight;

                camera.aspect = width / height;
				updateCamera();

				renderer.setSize( width, height );

            }
            
            function updateCamera() {

                var horizontalFoV = 40;
                var verticalFoV = 2 * Math.atan( Math.tan( horizontalFoV / 2 * Math.PI / 180 ) / camera.aspect ) * 180 / Math.PI;
                camera.fov = verticalFoV;
				camera.updateProjectionMatrix();

            }

			function animate() {

				renderer.setAnimationLoop( render );

			}

			function render() {

				renderer.render( scene, camera );

            }
            
			Promise.resolve()
				.then( init )
				.then( createObjects )
				.then( animate );

		</script>
	</body>
</html>

{'fraction_non_alphanumeric': 0.09845158308296742, 'fraction_numerical': 0.013789384485016563, 'mean_word_length': 1.2475761772853187, 'pattern_counts': {'":': 0, '<': 69, '<?xml version=': 0, '>': 61, 'https://': 2, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 18, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '7462033', 'n_tokens_mistral': 3803, 'n_tokens_neox': 3120, 'n_words': 817}