117 lines
3.4 KiB
JavaScript
117 lines
3.4 KiB
JavaScript
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var mesh_number = 25;
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var renderer, scene, camera, controls, cube, container, plane, mouse= {x:0, y:0};
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var raycaster;
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var objects = [];
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var spheres = new Array(mesh_number);
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var visible = 0;
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var loader;
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var container_size = new Object();
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container_size.width = 1067;
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container_size.height = 600;
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init();
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animate();
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function init() {
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// on initialise le moteur de rendu
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container = document.getElementById('container');
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container.style.height = container_size.height + 'px';
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container.style.width = container_size.width + 'px';
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renderer = new THREE.WebGLRenderer({alpha:"true"});
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renderer.setSize(container_size.width, container_size.height);
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renderer.shadowMapEnabled = true;
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document.getElementById('container').appendChild(renderer.domElement);
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// on initialise la scène
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scene = new THREE.Scene();
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raycaster = new THREE.Raycaster();
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// init light
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var directional_light = new THREE.DirectionalLight(0xffffff);
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directional_light.position.set(1, 0.5, 1).normalize();
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directional_light.castShadow = true;
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scene.add(directional_light);
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var ambient_light = new THREE.AmbientLight(0x444444);
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scene.add(ambient_light);
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// on initialise la camera que l’on place ensuite sur la scène
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camera = new Camera(50, container_size.width / container_size.height, 1, 10000);
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scene.add(camera);
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window.addEventListener('resize', onWindowResize, false);
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container.addEventListener('mousedown', click, false);
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// Création d'un objloader
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loader = new THREE.OBJLoader();
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for (var i = 0; i < mesh_number; i++) {
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// Capture of i
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// I am pretty good
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(function(i) {
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loader.load('/data/spheres/' + (i+1) + '.obj', function (object) {
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object.traverse(function (child) {
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if (child instanceof THREE.Mesh ) {
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child.material.color.setHex(0xff0000);
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child.up = new THREE.Vector3(0,0,1);
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child.geometry.computeFaceNormals();
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child.geometry.computeVertexNormals();
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}
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});
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spheres[i] = object;
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scene.add(object);
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if (i != 0)
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hide(object);
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});
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})(i);
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}
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plane = new Plane(1000,1000);
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plane.translate(0,0,-100);
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plane.addToScene(scene);
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}
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function animate() {
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// on appelle la fonction animate() récursivement à chaque frame
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requestAnimationFrame(animate);
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camera.update();
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camera.look();
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renderer.render(scene, camera);
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}
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function onWindowResize() {
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camera.aspect = container.offsetWidth / container.offsetHeight;
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camera.updateProjectionMatrix();
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renderer.setSize(container.offsetWidth, container.offsetHeight);
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renderer.render(scene, camera);
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}
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function click(event) {
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++visible;
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visible %= spheres.length;
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console.log('Mesh ', visible + 1, ' out of ', spheres.length, ' : ', spheres[visible].children[0].geometry.attributes.position.array.length, ' vertices (with duplication...)');
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// hide everything except visible
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for (var i in spheres)
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{
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hide(spheres[i]);
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}
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show(spheres[visible]);
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}
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function hide(object) {
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object.traverse(function ( object ) { object.visible = false; } );
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}
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function show(object) {
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object.traverse(function ( object ) { object.visible = true; } );
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}
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