93 lines
2.5 KiB
JavaScript
93 lines
2.5 KiB
JavaScript
/*
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* ThreeJS Section
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* Section for Three JS.
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*
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* Version:
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* 1.0.0 - 2018/03/10
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*/
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import React from 'react';
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import Section from './../Section';
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import * as THREE from 'three';
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class ThreeSection extends React.Component {
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constructor(props) {
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super(props);
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}
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componentDidMount() {
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if(typeof this.scene !== typeof undefined) return;
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this.scene = new THREE.Scene();
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this.camera = new THREE.PerspectiveCamera(17, window.innerWidth / window.innerHeight, 0.1, 1000 );
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this.isAlive = true;
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this.renderer = new THREE.WebGLRenderer({canvas: this.refs.canvas, alpha: true});
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this.renderer.setSize(window.innerWidth, window.innerHeight);
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this.camera.position.z = 5;
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this.ambient1 = new THREE.AmbientLight(0xFFCCFF, 0.2);
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this.scene.add(this.ambient1);
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this.ambient2 = new THREE.AmbientLight(0xFFFFFF, 0.5);
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this.scene.add(this.ambient2);
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this.light = new THREE.DirectionalLight(0x22BBFF, 0.5);
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this.light.position.x = this.camera.position.x;
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this.light.position.y = this.camera.position.y;
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this.light.position.z = this.camera.position.z + 8;
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this.scene.add(this.light);
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if(typeof this.props.onSetup !== typeof undefined) {
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this.props.onSetup(this.scene, this.camera, this.renderer);
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}
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this.onFrame();
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}
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componentWillUnmount() {
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this.isAlive = false;
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}
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onFrame() {
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if(!this.isAlive) return;
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let now = new Date();
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let width = this.refs.canvasSpace.clientWidth;
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let height = this.refs.canvasSpace.clientHeight;
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let diff = now.getTime() - (this.lastTime || new Date()).getTime();
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diff = diff / 1000;
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let hfov = 95;
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let hfovRad = hfov * Math.PI / 180;
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let vfovRad = 2*Math.atan(Math.tan(hfovRad/2)*height/width);
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this.renderer.setSize(width, height);
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this.renderer.setPixelRatio(window.devicePixelRatio);
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this.camera.aspect = width / height;
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this.camera.fov = vfovRad * 180 / Math.PI;
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this.camera.updateProjectionMatrix();
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if(typeof this.props.onRender !== typeof undefined) {
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this.props.onRender(diff);
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}
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this.renderer.render(this.scene, this.camera);
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this.lastTime = now;
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requestAnimationFrame(this.onFrame.bind(this));
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}
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render() {
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return (
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<Section section="three" full>
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<div className="c-section--style-three__canvas" ref="canvasSpace"></div>
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<canvas ref="canvas" className="c-section--style-three__canvas">
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</canvas>
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</Section>
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)
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}
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}
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export default ThreeSection;
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