01-geometrias3D.html
<!DOCTYPE html>
<html>
<head>
<title>three.js webgl - controls</title>
<meta charset="utf-8">
<script src="../frameworks/three.min.js"></script>
<script src="../frameworks/dat.gui.min.js"></script>
<style>
body {
margin: 0;
overflow: hidden;
}
</style>
<script>
var renderer;
var scene;
var camera;
var clock;
var control;
function init() {
scene = new THREE.Scene();
camera = new THREE.PerspectiveCamera(45, window.innerWidth / window.innerHeight, 0.1, 1000);
renderer = new THREE.WebGLRenderer();
renderer.setClearColor(0x000000, 1.0);
renderer.physicallyCorrectLights = true;
renderer.gammaInput = true;
renderer.gammaOutput = true;
renderer.shadowMap.enabled = true;
renderer.toneMapping = THREE.ReinhardToneMapping;
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
var planeGeometry = new THREE.PlaneGeometry(30, 23);
var planeMaterial = new THREE.MeshLambertMaterial({color: 0xcccccc});
var plane = new THREE.Mesh(planeGeometry, planeMaterial);
plane.receiveShadow = true;
plane.rotation.x = -0.5 * Math.PI;
plane.position.x = 0;
plane.position.y = -2;
plane.position.z = 0;
scene.add(plane);
var darkMaterial = new THREE.MeshPhongMaterial({color: 0x086113, transparent:true, opacity:1});
var wireframeMaterial = new THREE.MeshBasicMaterial( { color: 0x000000, wireframe: true, transparent: true } );
var multiMaterial =[ darkMaterial, wireframeMaterial ];
var shape;
// cube
var cube=new THREE.CubeGeometry(4, 4, 4, 1, 1, 1);
shape = THREE.SceneUtils.createMultiMaterialObject( cube, multiMaterial );
shape.children[ 0 ].castShadow = true;
shape.children[ 0 ].name= "cube";
shape.position.set(-6,0,-3)
scene.add( shape );
// sphere
var sphere=new THREE.SphereGeometry (2,16, 16);
shape = THREE.SceneUtils.createMultiMaterialObject( sphere, multiMaterial );
shape.children[ 0 ].castShadow = true;
shape.children[ 0 ].name= "sphere";
shape.position.set(0,0,-3)
scene.add( shape );
// icosahedron
var icosahedron=new THREE.IcosahedronGeometry (2,0);
shape = THREE.SceneUtils.createMultiMaterialObject( icosahedron, multiMaterial );
shape.children[ 0 ].castShadow = true;
shape.children[ 0 ].name= "icosahedron";
shape.position.set(6,0,-3)
scene.add( shape );
// dodecahedron
var dodecahedron=new THREE.DodecahedronGeometry(2,0);
shape = THREE.SceneUtils.createMultiMaterialObject( dodecahedron, multiMaterial );
shape.children[ 0 ].castShadow = true;
shape.children[ 0 ].name= "dodecahedron";
shape.position.set(-6,0,3)
scene.add( shape );
// octahedron
var octahedron=new THREE.OctahedronGeometry(2,0);
shape = THREE.SceneUtils.createMultiMaterialObject( octahedron, multiMaterial );
shape.children[ 0 ].castShadow = true;
shape.children[ 0 ].name= "octahedron";
shape.position.set(0,0,3)
scene.add( shape );
// tetrahedron
var tetrahedron=new THREE.TetrahedronGeometry(2,0);
shape = THREE.SceneUtils.createMultiMaterialObject( tetrahedron, multiMaterial );
shape.children[ 0 ].castShadow = true;
shape.children[ 0 ].name= "tetrahedron";
shape.position.set(6,0,3)
scene.add( shape );
// cylinder
var cylinder=new THREE.CylinderGeometry(2,2,4);
shape = THREE.SceneUtils.createMultiMaterialObject( cylinder, multiMaterial );
shape.children[ 0 ].castShadow = true;
shape.children[ 0 ].name= "cylinder";
shape.position.set(6,0,9)
scene.add( shape );
// cone
var cone=new THREE.ConeGeometry(2,4,8);
shape = THREE.SceneUtils.createMultiMaterialObject( cone, multiMaterial );
shape.children[ 0 ].castShadow = true;
shape.children[ 0 ].name= "cone";
shape.position.set(0,0,9)
scene.add( shape );
// torus
var torus=new THREE.TorusGeometry(2,1,10,10);
shape = THREE.SceneUtils.createMultiMaterialObject( torus, multiMaterial );
shape.children[ 0 ].castShadow = true;
shape.children[ 0 ].name= "torus";
shape.position.set(-6,1,9)
scene.add( shape );
// torusknot
var torusKnot=new THREE.TorusKnotGeometry(2,0.5,35,10);
shape = THREE.SceneUtils.createMultiMaterialObject( torusKnot, multiMaterial );
shape.children[ 0 ].castShadow = true;
shape.children[ 0 ].name= "torusknot";
shape.position.set(12,1,3)
scene.add( shape );
camera.position.x = 15;
camera.position.y = 16;
camera.position.z = 13;
camera.lookAt(scene.position);
var ambient = new THREE.AmbientLight(0xffffff,0.3);
scene.add(ambient);
var light = new THREE.DirectionalLight(0xffffff, 1, 100, 2 );
light.position.set(10, 20 , 20);
light.castShadow = true;
light.shadow.mapSize.width = 3 * 512;
light.shadow.mapSize.height = 3 * 512;
light.shadow.bias = 0.1;
light.shadow.camera.top = 25; //X
light.shadow.camera.right = 25;
light.shadow.camera.left = -25;
light.shadow.camera.bottom = -25;
light.shadow.camera.visible = true;
scene.add(light);
control = new function() {
this.rotationSpeed = 0.5;
this.opacity = 1;
this.color = 0x086113;
this.cube=true;
this.sphere=true;
this.icosahedron=true;
this.dodecahedron=true;
this.octahedron=true;
this.tetrahedron=true;
this.cylinder=true;
this.cone=true;
this.torus=true;
this.torusknot=true;
this.castShadow=true;
};
addControlGui(control);
clock = new THREE.Clock();
document.body.appendChild(renderer.domElement);
render();
}
function addControlGui(controlObject) {
var gui = new dat.GUI();
gui.add(controlObject, 'rotationSpeed', -1, 1);
gui.add(controlObject, 'opacity', 0.1, 1);
gui.addColor(controlObject, 'color');
gui.add(controlObject, 'cube');
gui.add(controlObject, 'sphere');
gui.add(controlObject, 'icosahedron');
gui.add(controlObject, 'dodecahedron');
gui.add(controlObject, 'octahedron');
gui.add(controlObject, 'tetrahedron');
gui.add(controlObject, 'cylinder');
gui.add(controlObject, 'cone');
gui.add(controlObject, 'torus');
gui.add(controlObject, 'torusknot');
gui.add(controlObject, 'castShadow');
}
function render() {
var delta = clock.getDelta();
var rotSpeed = delta*control.rotationSpeed;
camera.position.x = camera.position.x * Math.cos(rotSpeed) + camera.position.z * Math.sin(rotSpeed);
camera.position.z = camera.position.z * Math.cos(rotSpeed) - camera.position.x * Math.sin(rotSpeed);
camera.lookAt(scene.position);
scene.getObjectByName('cube').material.opacity = control.opacity;
scene.getObjectByName('cube').material.color = new THREE.Color(control.color);
scene.getObjectByName('cube').parent.visible=control.cube;
scene.getObjectByName('cube').castShadow=control.castShadow;
scene.getObjectByName('sphere').parent.visible=control.sphere;
scene.getObjectByName('sphere').castShadow=control.castShadow;
scene.getObjectByName('icosahedron').parent.visible=control.icosahedron;
scene.getObjectByName('icosahedron').castShadow=control.castShadow;
scene.getObjectByName('dodecahedron').parent.visible=control.dodecahedron;
scene.getObjectByName('dodecahedron').castShadow=control.castShadow;
scene.getObjectByName('octahedron').parent.visible=control.octahedron;
scene.getObjectByName('octahedron').castShadow=control.castShadow;
scene.getObjectByName('tetrahedron').parent.visible=control.tetrahedron;
scene.getObjectByName('tetrahedron').castShadow=control.castShadow;
scene.getObjectByName('cylinder').parent.visible=control.cylinder;
scene.getObjectByName('cylinder').castShadow=control.castShadow;
scene.getObjectByName('cone').parent.visible=control.cone;
scene.getObjectByName('cone').castShadow=control.castShadow;
scene.getObjectByName('torus').parent.visible=control.torus;
scene.getObjectByName('torus').castShadow=control.castShadow;
scene.getObjectByName('torusknot').parent.visible=control.torusknot;
scene.getObjectByName('torusknot').castShadow=control.castShadow;
requestAnimationFrame(render);
renderer.render(scene, camera);
}
function handleResize() {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize(window.innerWidth, window.innerHeight);
}
window.addEventListener("DOMContentLoaded", function(event) {
init();
});
window.addEventListener('resize', handleResize, false);
</script>
</head>
<body>
</body>
</html>