#

luxiaotao1123

2024-03-30 17cda0cd702327a0278ab0eedf5138c040171bf0

 zy-asrs-flow/src/pages/map/drawer/shelf/shelfThree.js

@@ -2,6 +2,9 @@
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';

const help = false;

@@ -9,8 +12,6 @@

    constructor(dom) {
        this.dom = dom;
        this.fullWidth = dom.offsetWidth;
        this.fullHeight = dom.offsetHeight;

        this.objects = [];
    }
@@ -21,12 +22,12 @@
        this.renderer = this.initRenderer();
        this.controls = this.initControls();
        this.stats = this.initStats();
        this.composer = this.initComposer();
        this.windowResize();
        this.initRaycaster();
        initLight(this.scene);

        this.animate();
        this.build();
    }

    animate = () => {
@@ -37,11 +38,20 @@

    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()
        this.controls.autoRotateSpeed = 0.6;
        this.controls.autoRotateSpeed = 2;
    }

    getFullWidth = () => {
        return this.dom.offsetWidth;
    }

    getFullHeight = () => {
        return this.dom.offsetHeight;
    }

    addObject = (object) => {
@@ -52,7 +62,7 @@
    initScene = () => {
        const scene = new THREE.Scene();
        // scene.background = new THREE.Color(0xf0f0f0);
        // scene.background = new THREE.Color(0x333333);
        scene.background = new THREE.Color(0x333333);
        if (help) {
            scene.add(new THREE.AxesHelper(1000));
        }
@@ -60,8 +70,8 @@
    }

    initCamera = () => {
        const camera = new THREE.PerspectiveCamera(70, this.fullWidth / this.fullHeight, 1, 60000);
        camera.position.set(-300, 300, 300);
        const camera = new THREE.PerspectiveCamera(70, this.getFullWidth() / this.getFullHeight(), 1, 60000);
        camera.position.set(-400, 400, 400);
        this.scene.add(camera);
        return camera;
    }
@@ -75,9 +85,18 @@
        // this.renderer.toneMapping = THREE.ReinhardToneMapping;
        renderer.toneMapping = THREE.ACESFilmicToneMapping;
        renderer.setPixelRatio(window.devicePixelRatio);
        renderer.setSize(this.fullWidth, this.fullHeight);
        renderer.setSize(this.getFullWidth(), this.getFullHeight());
        this.dom.appendChild(renderer.domElement);
        return renderer;
    }

    initComposer = () => {
        const composer = new EffectComposer(this.renderer);
        const renderPass = new RenderPass(this.scene, this.camera);
        composer.addPass(renderPass);
        this.outlinePass = new OutlinePass(new THREE.Vector2(this.getFullWidth(), this.getFullHeight()), this.scene, this.camera);
        composer.addPass(this.outlinePass);
        return composer;
    }

    initControls = () => {
@@ -92,9 +111,9 @@
        controls.minPolarAngle = 0; // 最小俯仰角度（向下看）
        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.autoRotate = false; // 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;
    }

@@ -109,22 +128,17 @@

    windowResize = () => {
        this.resizeHandler = () => {
            this.camera.aspect = this.fullWidth / this.fullHeight;
            this.camera.aspect = this.getFullWidth() / this.getFullHeight();
            this.camera.updateProjectionMatrix();
            this.renderer.setSize(this.fullWidth, this.fullHeight);
            this.renderer.setSize(this.getFullWidth(), this.getFullHeight());
        };
        window.addEventListener('resize', this.resizeHandler, false);
    }

    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;
@@ -133,35 +147,27 @@
                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");
                this.outlinePass.selectedObjects = [];
                return;
            }
            this.outlinePass.selectedObjects = [intersects[0].object];
            let objName = intersects[0].object.name;
            if (objName.startsWith("locNo")) {

                if (this.handleClick) {
                    this.handleClick(objName, x, y);
                }

            } else {
                this.handleClick("null");
            if (objName && this.handleClick) {
                this.handleClick(objName, x, y);
            }

        }, false);
        }
        this.dom.addEventListener("click", this.handleClickEvent, false);
    }

    build = () => {
        buildDemo(this.scene);
    }

    handleClick = () => {

    generateMesh = (fn) => {
        fn(this.addObject);
    }

    destroy = () => {
@@ -180,10 +186,19 @@
            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) {
@@ -208,7 +223,7 @@
    scene.add(ambientLight);

    const spotLight = new THREE.SpotLight(0xffffff, 8);
    spotLight.position.set(-300, 300, 0);
    spotLight.position.set(-300, 1000, 0);
    spotLight.angle = Math.PI / 4;  // 角度
    spotLight.distance = 800;  // 距离
    spotLight.decay = 0;    // 光衰
@@ -225,15 +240,4 @@
    if (help) {
        scene.add(new THREE.SpotLightHelper(spotLight));
    }
}

const buildDemo = (scene) => {
    const boxGeometry = new THREE.BoxGeometry(100, 100, 100);
    const boxMaterial = new THREE.MeshStandardMaterial({
        color: '#222f3e',
    });
    const boxMesh = new THREE.Mesh(boxGeometry, boxMaterial);
    boxMesh.position.set(0, 0, 0);
    scene.add(boxMesh)
    return boxMesh;
}