gas-injection/src/views/vent/monitorManager/dedustMonitor/dedust.threejs.base.ts

import * as THREE from 'three';
// import { setModalCenter } from '/@/utils/threejs/util';
import Smoke from '/@/views/vent/comment/threejs/Smoke';
// import * as dat from 'dat.gui';
// const gui = new dat.GUI();
// gui.domElement.style = 'position:absolute;top:100px;left:10px;z-index:99999999999999';

class WorkFace {
  model;
  modelName = 'tunFace';
  group: THREE.Object3D | null = null;
  inSmoke: Smoke | null = null;
  outSmoke: Smoke | null = null;

  constructor(model) {
    this.model = model;
  }

  addLight() {
    const directionalLight = new THREE.DirectionalLight(0xffffff, 1.2);
    directionalLight.position.set(6.3, 28, 20);
    this.group?.add(directionalLight);
    directionalLight.target = this.group as THREE.Object3D;

    const pointLight = new THREE.PointLight(0xffffff, 1, 1000);
    pointLight.position.set(45, 51, -4.1);
    pointLight.shadow.bias = 0.05;
    this.model.scene.add(pointLight);

    // gui.add(directionalLight.position, 'x', -100, 100);
    // gui.add(directionalLight.position, 'y', -100, 100);
    // gui.add(directionalLight.position, 'z', -100, 100);
  }

  addChamberText() {
    //
  }

  initFly = async () => {
    const inCurve = [
      {
        path0: new THREE.Vector3(-15.134, 3.734, -3.485),
        path1: new THREE.Vector3(-17.13, 3.734, -3.485),
        isSpread: false,
        spreadDirection: 0,
      },
      {
        path0: new THREE.Vector3(-17.13, 3.734, -3.485),
        path1: new THREE.Vector3(-19.518, 3.075, 2.071),
        isSpread: true,
        spreadDirection: 1, // 1是由小变大，-1是由大变小
      },
    ];

    const outCurve = [
      {
        path0: new THREE.Vector3(-31.51, 3.075, 2.071),
        path1: new THREE.Vector3(-26.51, 3.075, 2.071),
        isSpread: true,
        spreadDirection: -1,
      },
      {
        path0: new THREE.Vector3(-26.51, 3.075, 2.071),
        path1: new THREE.Vector3(-24.514, 3.075, 2.071),
        isSpread: false,
        spreadDirection: 0, // 1是由小变大，-1是由大变小
      },
    ];

    if (!this.inSmoke) {
      this.inSmoke = new Smoke('/model/img/texture-smoke.png', '#ffffff', 0, 0.5, 0.5, 30);
      this.inSmoke.setPath(inCurve);
      await this.inSmoke.setPoints();
      this.group?.add(this.inSmoke.points);
    }
    if (!this.outSmoke) {
      this.outSmoke = new Smoke('/model/img/texture-smoke.png', '#333333', 0, 1, 0.8, 20);
      this.outSmoke.setPath(outCurve);
      await this.outSmoke.setPoints();
      this.group?.add(this.outSmoke.points);
    }

    this.inSmoke.startSmoke(1);
    this.outSmoke.startSmoke(1);
  };

  clearFly = () => {
    if (this.inSmoke) this.inSmoke.clearSmoke();
    if (this.outSmoke) this.outSmoke.clearSmoke();
  };

  mountedThree() {
    return new Promise((resolve) => {
      this.model.setGLTFModel([this.modelName]).then(async (gltf) => {
        this.group = gltf[0];
        if (this.group) {
          resolve(null);
          this.addLight();
          await this.initFly();
        }
      });
    });
  }

  destroy() {
    if (this.model) {
      this.clearFly();
      this.model.clearGroup(this.group);
      this.model = null;
      this.group = null;
      this.inSmoke = null;
      this.outSmoke = null;
    }
  }
}
export default WorkFace;