| | |
| | | import Stats from 'three/addons/libs/stats.module.js'; |
| | | import { OrbitControls } from 'three/examples/jsm/controls/OrbitControls' |
| | | import TWEEN from '@tweenjs/tween.js'; |
| | | import { EffectComposer } from 'three/examples/jsm/postprocessing/EffectComposer'; |
| | | import { RenderPass } from 'three/examples/jsm/postprocessing/RenderPass'; |
| | | import { OutlinePass } from 'three/examples/jsm/postprocessing/OutlinePass'; |
| | | import { ShaderPass } from 'three/examples/jsm/postprocessing/ShaderPass'; |
| | | import { FXAAShader } from 'three/examples/jsm/shaders/FXAAShader'; |
| | | import { FBXLoader } from 'three/examples/jsm/loaders/FBXLoader' |
| | | import * as Utils from '../../utils' |
| | | |
| | | const help = true; |
| | | const help = false; |
| | | |
| | | export default class ShelfThree { |
| | | |
| | |
| | | this.renderer = this.initRenderer(); |
| | | this.controls = this.initControls(); |
| | | this.stats = this.initStats(); |
| | | this.composer = this.initComposer(); |
| | | this.windowResize(); |
| | | this.initRaycaster(); |
| | | initLight(this.scene); |
| | |
| | | } |
| | | |
| | | render = () => { |
| | | this.renderer.shadowMap.enabled = true; |
| | | this.renderer.render(this.scene, this.camera); |
| | | // this.renderer.render(this.scene, this.camera); |
| | | this.composer.render(); // use special effects |
| | | this.stats.update(); |
| | | // Rotate the scene |
| | | this.controls.update() |
| | |
| | | |
| | | initScene = () => { |
| | | const scene = new THREE.Scene(); |
| | | // scene.background = new THREE.Color(0xf0f0f0); |
| | | scene.background = new THREE.Color(0x333333); |
| | | // scene.background = new THREE.Color(0xf8f8f8); |
| | | scene.background = new THREE.Color(0x7a7a7a); |
| | | scene.fog = new THREE.Fog(scene.background, 1, 5000); |
| | | if (help) { |
| | | scene.add(new THREE.AxesHelper(1000)); |
| | | } |
| | |
| | | |
| | | initCamera = () => { |
| | | const camera = new THREE.PerspectiveCamera(70, this.getFullWidth() / this.getFullHeight(), 1, 60000); |
| | | camera.position.set(-300, 300, 300); |
| | | camera.position.set(-400, 400, 400); |
| | | this.scene.add(camera); |
| | | return camera; |
| | | } |
| | |
| | | // renderer.useLegacyLights = false; // 旧版光源 重要 |
| | | renderer.shadowMap.enabled = true; |
| | | // this.renderer.shadowMap.type = THREE.BasicShadowMap; // 最低阴影 |
| | | // this.renderer.toneMapping = THREE.ReinhardToneMapping; |
| | | // renderer.toneMapping = THREE.ReinhardToneMapping; |
| | | renderer.toneMapping = THREE.ACESFilmicToneMapping; |
| | | renderer.setPixelRatio(window.devicePixelRatio); |
| | | renderer.setSize(this.getFullWidth(), this.getFullHeight()); |
| | |
| | | return renderer; |
| | | } |
| | | |
| | | initComposer = () => { |
| | | const composer = new EffectComposer(this.renderer); |
| | | const renderPass = new RenderPass(this.scene, this.camera); |
| | | composer.addPass(renderPass); |
| | | // pixel ratio |
| | | const pixelRatio = this.renderer.getPixelRatio(); |
| | | const newWidth = Math.floor(this.getFullWidth() * pixelRatio) || 1; |
| | | const newHeight = Math.floor(this.getFullHeight() * pixelRatio) || 1; |
| | | composer.setSize(newWidth, newHeight); |
| | | // antialias |
| | | const effectFXAA = new ShaderPass(FXAAShader); |
| | | effectFXAA.uniforms['resolution'].value.set(1 / newWidth, 1 / newHeight); |
| | | composer.addPass(effectFXAA); |
| | | // outline |
| | | this.outlinePass = new OutlinePass(new THREE.Vector2(this.getFullWidth(), this.getFullHeight()), this.scene, this.camera); |
| | | this.outlinePass.visibleEdgeColor.set('#ffffff'); // outline color |
| | | this.outlinePass.edgeStrength = 10; // outline weight |
| | | composer.addPass(this.outlinePass); |
| | | return composer; |
| | | } |
| | | |
| | | initControls = () => { |
| | | const controls = new OrbitControls(this.camera, this.renderer.domElement); |
| | | // controls.enableRotate = false; // 禁用整体旋转功能 |
| | | controls.enablePan = true; // 允许平移 |
| | | controls.enablePan = false; // 允许平移 |
| | | controls.enableDamping = true; // 开启阻尼 |
| | | controls.dampingFactor = 0.08; // 阻尼因子 |
| | | controls.enableZoom = true; // 允许缩放 |
| | | // controls.minDistance = 1; // 最小缩放距离 |
| | | // controls.maxDistance = 30; // 最大缩放距离 |
| | | controls.minPolarAngle = 0; // 最小俯仰角度(向下看) |
| | | controls.minPolarAngle = Math.PI / 2.1; |
| | | controls.maxPolarAngle = Math.PI / 2.1; // 最大俯仰角度(向上看) |
| | | controls.rotateSpeed = 0.6; // 视角移动速度减慢 |
| | | controls.autoRotate = true; // 自动旋转 |
| | | |
| | | controls.target = new THREE.Vector3(0, 0, 0) // 平替 camera的lookAt |
| | | controls.target = new THREE.Vector3(0, 250, 0) // 屏幕中心点 平替 camera的lookAt |
| | | return controls; |
| | | } |
| | | |
| | |
| | | } |
| | | |
| | | initRaycaster = () => { |
| | | let that = this; |
| | | const raycaster = new THREE.Raycaster(); |
| | | const mouse = new THREE.Vector2(); |
| | | |
| | | this.dom.addEventListener("click", (event) => { |
| | | this.handleClick("null"); |
| | | }) |
| | | this.dom.addEventListener("dblclick", (event) => { |
| | | this.handleClickEvent = (event) => { |
| | | let x, y; |
| | | if (event.changedTouches) { |
| | | x = event.changedTouches[0].pageX; |
| | |
| | | x = event.clientX; |
| | | y = event.clientY; |
| | | } |
| | | let rect = this.dom.getBoundingClientRect(); |
| | | mouse.x = ((x - rect.left) / rect.width) * 2 - 1; |
| | | mouse.y = -((y - rect.top) / rect.height) * 2 + 1; |
| | | event.preventDefault(); |
| | | mouse.x = (x / window.innerWidth) * 2 - 1; |
| | | mouse.y = -(y / window.innerHeight) * 2 + 1; |
| | | raycaster.setFromCamera(mouse, that.camera); |
| | | let intersects = raycaster.intersectObjects(that.objects, true); |
| | | raycaster.setFromCamera(mouse, this.camera); |
| | | let intersects = raycaster.intersectObjects(this.objects, true); |
| | | if (intersects.length === 0) { |
| | | this.handleClick("null"); |
| | | return; |
| | | } |
| | | let objName = intersects[0].object.name; |
| | | if (objName.startsWith("locNo")) { |
| | | |
| | | if (this.handleClick) { |
| | | this.handleClick(objName, x, y); |
| | | this.objects.forEach(obj => { |
| | | if (obj.name === objName) { |
| | | this.outlinePass.selectedObjects = [obj]; |
| | | } |
| | | |
| | | } else { |
| | | this.handleClick("null"); |
| | | }) |
| | | if (objName && this.handleClick) { |
| | | this.handleClick(objName, x, y); |
| | | } |
| | | |
| | | }, false); |
| | | } |
| | | this.dom.addEventListener("click", this.handleClickEvent, false); |
| | | } |
| | | |
| | | generateMesh = (fn) => { |
| | | fn(this.scene); |
| | | const loader = new FBXLoader(); |
| | | fn(loader, this.addObject); |
| | | } |
| | | |
| | | handleClick = () => { |
| | | setNewSelectedMesh = (objName) => { |
| | | for (const mesh of this.objects) { |
| | | if (mesh.name === objName) { |
| | | this.outlinePass.selectedObjects = [mesh]; |
| | | break; |
| | | } |
| | | } |
| | | } |
| | | |
| | | rePerspective = (maxHeight) => { |
| | | const cameraPosScale = 0.7; |
| | | this.camera.position.set(-maxHeight * cameraPosScale, maxHeight * cameraPosScale, maxHeight * cameraPosScale); |
| | | this.controls.target = new THREE.Vector3(0, maxHeight * 0.53, 0); |
| | | } |
| | | |
| | | destroy = () => { |
| | |
| | | this.renderer.domElement = null; |
| | | this.renderer = null; |
| | | } |
| | | if (this.composer) { |
| | | this.composer.passes.forEach(pass => { |
| | | if (pass.dispose) { |
| | | pass.dispose(); |
| | | } |
| | | }); |
| | | this.composer = null; |
| | | } |
| | | if (this.controls) { |
| | | this.controls.dispose(); |
| | | this.controls = null; |
| | | } |
| | | this.dom.removeEventListener("click", this.handleClickEvent); |
| | | this.camera = null; |
| | | this.objects = []; |
| | | while (this.dom?.firstChild) { |
| | |
| | | }; |
| | | |
| | | const initLight = (scene) => { |
| | | const directionalLight = new THREE.DirectionalLight(0xffffff, 8); |
| | | directionalLight.position.set(-300, 300, 300); |
| | | scene.add(directionalLight); |
| | | const hemiLight = new THREE.HemisphereLight(0xffffff, 0xffffff, 6); |
| | | hemiLight.color.setHSL(0.6, 1, 0.6); |
| | | hemiLight.groundColor.setHSL(0.095, 1, 0.75); |
| | | hemiLight.position.set(0, 1500, 0); |
| | | scene.add(hemiLight); |
| | | |
| | | const ambientLight = new THREE.AmbientLight(0xf0f0f0, 8); |
| | | scene.add(ambientLight); |
| | | const dirLight = new THREE.DirectionalLight(0xffffff, 2.5); |
| | | dirLight.color.setHSL(0.1, 1, 0.95); |
| | | dirLight.position.set(-10, 10, 10); |
| | | dirLight.position.multiplyScalar(30); |
| | | scene.add(dirLight); |
| | | |
| | | const spotLight = new THREE.SpotLight(0xffffff, 8); |
| | | spotLight.position.set(-300, 300, 0); |
| | | spotLight.angle = Math.PI / 4; // 角度 |
| | | spotLight.distance = 800; // 距离 |
| | | spotLight.decay = 0; // 光衰 |
| | | // 光照阴影及其生效范围 |
| | | spotLight.castShadow = true; |
| | | spotLight.shadow.camera.near = 50; |
| | | spotLight.shadow.camera.far = 2000; |
| | | spotLight.shadow.bias = - 0.000222; |
| | | // 阴影特效高低值 |
| | | spotLight.shadow.mapSize.width = 1024; |
| | | spotLight.shadow.mapSize.height = 1024; |
| | | scene.add(spotLight); |
| | | |
| | | if (help) { |
| | | scene.add(new THREE.SpotLightHelper(spotLight)); |
| | | } |
| | | const dirLight1 = new THREE.DirectionalLight(0xffffff, 2.5); |
| | | dirLight1.color.setHSL(0.1, 1, 0.95); |
| | | dirLight1.position.set(10, 10, -10); |
| | | dirLight1.position.multiplyScalar(30); |
| | | scene.add(dirLight1); |
| | | } |