gasInjection-project/src/views/vent/monitorManager/windrectMonitor/longmenSide.threejs.ts

import * as THREE from 'three';

import { getTextCanvas, renderVideo } from '/@/utils/threejs/util';
import gsap from 'gsap';

class lmWindRectSide {
  model;
  modelName = 'lmcfSide';
  group: THREE.Object3D = new THREE.Object3D();
  animationTimer;
  isLRAnimation = true;
  direction = 1;
  player1;
  player2;
  playerStartClickTime1 = new Date().getTime();
  playerStartClickTime2 = new Date().getTime();
  deviceRunState = '';
  tanTouRunState = '';

  constructor(model) {
    this.model = model;
    this.group.name = this.modelName;
  }

  addLight() {
    const directionalLight = new THREE.DirectionalLight(0xffffff, 0.8);
    directionalLight.position.set(5.3, 9, 0.8);
    this.group.add(directionalLight);
    directionalLight.target = this.group;

    // gui.add(directionalLight.position, 'x', -10, 20).onChange(function (value) {
    //   directionalLight.position.x = Number(value);
    //   _this.render();
    // });
    // gui.add(directionalLight.position, 'y', -50, 50).onChange(function (value) {
    //   directionalLight.position.y = Number(value);
    //   _this.render();
    // });
    // gui.add(directionalLight.position, 'z', -20, 20).onChange(function (value) {
    //   directionalLight.position.z = Number(value);
    //   _this.render();
    // });

    const spotLight = new THREE.SpotLight();
    spotLight.angle = Math.PI / 16;
    spotLight.penumbra = 0;
    spotLight.castShadow = true;
    spotLight.distance = 0;
    spotLight.position.set(-470, -500, 500);
    this.group.add(spotLight);

    spotLight.shadow.camera.near = 0.5; // default
    spotLight.shadow.camera.far = 1000; // default
    spotLight.shadow.focus = 1;
    spotLight.shadow.bias = -0.000002;
  }

  // 设置模型位置
  setModalPosition() {
    this.group?.scale.set(22, 22, 22);
    this.group?.position.set(-25, 25, 15);
  }

  addMonitorText(selectData) {
    if (!this.group) {
      return;
    }
    const textArr = [
      {
        text: `煤矿巷道远程测风系统`,
        font: 'normal 34px Arial',
        color: '#009900',
        strokeStyle: '#002200',
        x: 125,
        y: 42,
      },
      {
        text: `风量(m³/min):`,
        font: 'normal 30px Arial',
        color: '#009900',
        strokeStyle: '#002200',
        x: 2,
        y: 115,
      },
      {
        text: `${selectData.m3 ? selectData.m3 : '-'}`,
        font: 'normal 30px Arial',
        color: '#009900',
        strokeStyle: '#002200',
        x: 331,
        y: 115,
      },
      {
        text: `风速(m/s):`,
        font: 'normal 30px Arial',
        color: '#009900',
        strokeStyle: '#002200',
        x: 2,
        y: 182,
      },
      {
        text: `${selectData.va ? selectData.va : '-'}`,
        font: 'normal 30px Arial',
        color: '#009900',
        strokeStyle: '#002200',
        x: 330,
        y: 182,
      },
      {
        text: `断面积(MPa): `,
        font: 'normal 30px Arial',
        color: '#009900',
        strokeStyle: '#002200',
        x: 2,
        y: 245,
      },
      {
        text: `${selectData.fsectarea ? selectData.fsectarea : '-'}`,
        font: 'normal 30px Arial',
        color: '#009900',
        strokeStyle: '#002200',
        x: 330,
        y: 245,
      },
      {
        text: `煤炭科学技术研究院有限公司研制`,
        font: 'normal 28px Arial',
        color: '#009900',
        strokeStyle: '#002200',
        x: 60,
        y: 303,
      },
    ];

    getTextCanvas(560, 346, textArr, '').then((canvas: HTMLCanvasElement) => {
      const textMap = new THREE.CanvasTexture(canvas); // 关键一步
      const textMaterial = new THREE.MeshBasicMaterial({
        map: textMap, // 设置纹理贴图
        transparent: true,
        side: THREE.DoubleSide, // 这里是双面渲染的意思
      });
      textMaterial.blending = THREE.CustomBlending;
      const monitorPlane = this.group?.getObjectByName('monitorText');
      if (monitorPlane) {
        monitorPlane.material = textMaterial;
      } else {
        const planeGeometry = new THREE.PlaneGeometry(560, 346); // 平面3维几何体PlaneGeometry
        const planeMesh = new THREE.Mesh(planeGeometry, textMaterial);
        planeMesh.name = 'monitorText';
        planeMesh.scale.set(0.0022, 0.0022, 0.0022);
        planeMesh.position.set(3.35, -0.002, -0.41);
        this.group?.add(planeMesh);
      }
    });
  }

  /* 风门动画 */
  render() {
    // if (!this.model) {
    //   return;
    // }
    // if (this.isLRAnimation && this.group) {
    //   // 左右摇摆动画
    //   if (Math.abs(this.group.rotation.y) >= 0.2) {
    //     this.direction = -this.direction;
    //     this.group.rotation.y += 0.00002 * 30 * this.direction;
    //   } else {
    //     this.group.rotation.y += 0.00002 * 30 * this.direction;
    //   }
    // }
  }
  playCamera(flag) {
    const _this = this;
    const probeBar = this.group?.getObjectByName('probe_bar') as THREE.Object3D;
    const target = new THREE.Vector3();
    probeBar.getWorldPosition(target);

    const pos = new THREE.Vector3();
    pos.set(target.x, target.y, target.z);

    const cameraPos = this.model.camera.position;

    if (flag == 'start') {
      const obj = {
        // 相机整体观察位置
        x: cameraPos.x,
        y: cameraPos.y,
        z: cameraPos.z,
        // 相机整体预览对应目标观察点
        tx: 0,
        ty: 0,
        tz: 0,
      };

      gsap.to(obj, {
        // 相机局部观察位置
        x: pos.x,
        y: pos.y,
        z: pos.z,
        // 相机局部预览对应目标观察点
        tx: target.x,
        ty: target.y,
        tz: target.z,

        duration: 0.8,
        overwrite: true,
        onUpdate: function () {
          _this.model.camera.position.set(obj.x, obj.y, obj.z);
          _this.model.camera.lookAt(obj.tx, obj.ty, obj.tz);
          _this.model.orbitControls.target.set(obj.tx, obj.ty, obj.tz);
          // _this.model.orbitControls.update(); //update()函数内会执行camera.lookAt(controls.targe)
        },
      });
    } else if (flag == 'end') {
      //
    }
  }

  /* 提取风门序列帧，初始化前后门动画 */
  initAnimation() {
    const windGroup = new THREE.Group();
    windGroup.name = 'lmTanTou';
    if (this.group?.children.length) {
      for (let i = this.group?.children.length - 1; i > -1; i--) {
        const obj = this.group?.children[i];
        if (obj.type === 'Mesh' && obj.name && obj.name.startsWith('LMtantou')) {
          if (obj.name.startsWith('LMtantou')) {
            windGroup.add(obj.clone());
            this.group?.remove(obj);
          }
        }
      }
    }
    this.group?.add(windGroup);
  }

  /* 点击风窗，风窗全屏 */
  mousedownModel(intersects: THREE.Intersection<THREE.Object3D<THREE.Event>>[]) {
    // this.isLRAnimation = false;
    // if (this.animationTimer) {
    //   clearTimeout(this.animationTimer);
    //   this.animationTimer = null;
    // }
    // 判断是否点击到视频

    intersects.find((intersect) => {
      const mesh = intersect.object;
      // if (mesh.name === 'player1') {
      //   if (new Date().getTime() - this.playerStartClickTime1 < 400) {
      //     // 双击，视频放大
      //     if (this.player1) {
      //       this.player1.requestFullscreen();
      //     }
      //   }

      //   this.playerStartClickTime1 = new Date().getTime();
      //   return true;
      // }
      return false;
    });
    // console.log('999999999', this.model.camera.position, this.model.orbitControls);
  }

  mouseUpModel() {
    // 10s后开始摆动
    if (!this.animationTimer && !this.isLRAnimation) {
      this.animationTimer = setTimeout(() => {
        this.isLRAnimation = true;
      }, 10000);
    }
  }

  resetModel() {
    clearTimeout(this.animationTimer);
    this.isLRAnimation = false;
  }

  // 播放动画
  play(flag, isDirect = false) {
    const probeBar = this.group?.getObjectByName('probe_bar') as THREE.Object3D;
    const cfTanTou = probeBar.getObjectByName('probe_') as THREE.Object3D;
    if (!probeBar || !cfTanTou) return;
    switch (flag) {
      case 'up':
        if (!isDirect) {
          if (this.deviceRunState == 'down') probeBar.position.setY(-0.3);
          gsap.to(probeBar['position'], {
            y: 0.35,
            duration: Math.abs(probeBar['position']['y'] - 0.35) * 25,
            overwrite: true,
          });
        } else {
          gsap.to(probeBar['position'], {
            y: 0.35,
            duration: 0,
            overwrite: true,
          });
        }
        break;
      case 'center':
        if (!isDirect) {
          gsap.to(probeBar['position'], {
            y: 0.05,
            duration: Math.abs(probeBar['position']['y'] - 0.05) * 50,
            overwrite: true,
          });
        } else {
          gsap.to(probeBar['position'], {
            y: 0.05,
            duration: 0,
            overwrite: true,
          });
        }
        break;

      case 'down':
        if (!isDirect) {
          gsap.to(probeBar['position'], {
            y: -0.3,
            duration: Math.abs(probeBar['position']['y'] + 0.3) * 50,
            overwrite: true,
          });
        } else {
          gsap.to(probeBar['position'], {
            y: -0.3,
            duration: 0,
            overwrite: true,
          });
        }
        break;
      case 'left':
        if (!isDirect) {
          gsap.to(cfTanTou['position'], {
            z: 325.262,
            duration: Math.abs(cfTanTou['position']['z'] - 325.262) * 0.05,
            overwrite: true,
          });
        } else {
          gsap.to(cfTanTou['position'], {
            z: 325.262,
            duration: 0,
            overwrite: true,
          });
        }
        break;
      case 'middle':
        if (!isDirect) {
          gsap.to(cfTanTou['position'], {
            z: -6.436,
            duration: Math.abs(cfTanTou['position']['z'] + 6.436) * 0.05,
            overwrite: true,
          });
        } else {
          gsap.to(cfTanTou['position'], {
            z: -6.436,
            duration: 0,
            overwrite: true,
          });
        }

        break;
      case 'right':
        if (!isDirect) {
          gsap.to(cfTanTou['position'], {
            z: -338.22,
            duration: Math.abs(cfTanTou['position']['z'] + 338.22) * 0.05,
            overwrite: true,
          });
        } else {
          gsap.to(cfTanTou['position'], {
            z: -338.22,
            duration: 0,
            overwrite: true,
          });
        }
        break;
    }
  }

  async initCamera(dom1?) {
    const videoPlayer1 = dom1;
    let monitorPlane: THREE.Mesh | null = null;
    const canvas = await getTextCanvas(320, 180, '', 'noSinge.png');
    const textMap = new THREE.CanvasTexture(canvas); // 关键一步
    const textMaterial = new THREE.MeshBasicMaterial({
      map: textMap, // 设置纹理贴图
      transparent: true,
      side: THREE.DoubleSide, // 这里是双面渲染的意思
    });
    textMaterial.blending = THREE.CustomBlending;
    monitorPlane = this.group?.getObjectByName('noPlayer');
    if (monitorPlane) {
      monitorPlane.material = textMaterial;
    } else {
      const planeGeometry = new THREE.PlaneGeometry(100, 100); // 平面3维几何体PlaneGeometry
      monitorPlane = new THREE.Mesh(planeGeometry, textMaterial);
      textMaterial.dispose();
      planeGeometry.dispose();
    }
    const videoPlayer = this.group.getObjectByName('player1');
    if (videoPlayer) {
      this.model.clearMesh(videoPlayer);
      this.group.remove(videoPlayer);
    }
    const noPlayer1 = this.group.getObjectByName('noPlayer1');
    if (noPlayer1) {
      this.model.clearMesh(noPlayer1);
      this.group.remove(noPlayer1);
    }
    if (!videoPlayer1 && videoPlayer1 === null) {
      monitorPlane.name = 'noPlayer1';
      monitorPlane.scale.set(0.013, 0.007, 0.012);
      monitorPlane.position.set(-2.67, 0.0, -0.39);
      this.group?.add(monitorPlane);
    } else if (videoPlayer1) {
      const mesh = renderVideo(this.group, videoPlayer1, 'player1');
      if (mesh) {
        mesh?.scale.set(0.042, 0.036, 0.022);
        mesh?.position.set(-2.65, 0.03, -0.39);
        mesh.rotation.y = -Math.PI;
        this.group.add(mesh);
      }
    }
  }
  mountedThree() {
    return new Promise((resolve) => {
      this.model.setGLTFModel([this.modelName]).then((gltf) => {
        if (gltf[0]) {
          this.group = gltf[0];
          this.setModalPosition();

          const probeBar = this.group?.getObjectByName('probe_bar') as THREE.Object3D;
          probeBar.position.setY(0.35);
          this.addLight();
        }
        resolve(null);
      });
    });
  }

  destroy() {
    if (this.group) {
      this.model.clearGroup(this.group);
    }
    this.model = null;
    this.group = null;
  }
}

export default lmWindRectSide;