#

luxiaotao1123

2024-03-29 1a27e848577a95d68baaed3eb3c0b04fe4140df0

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

@@ -3,7 +3,7 @@
import { OrbitControls } from 'three/examples/jsm/controls/OrbitControls'
import TWEEN from '@tweenjs/tween.js';

const help = true;
const help = false;

export default class ShelfThree {

@@ -66,7 +66,7 @@

    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;
    }
@@ -97,9 +97,9 @@
        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;
    }

@@ -125,11 +125,7 @@
        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;
@@ -138,35 +134,25 @@
                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);
            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);
                }

            } 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);
    }

    handleClick = () => {

        fn(this.addObject);
    }

    destroy = () => {
@@ -189,6 +175,7 @@
            this.controls.dispose();
            this.controls = null;
        }
        this.dom.removeEventListener("click", this.handleClickEvent);
        this.camera = null;
        this.objects = [];
        while (this.dom?.firstChild) {
@@ -213,7 +200,7 @@
    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