bw/src/views/bim/bimHome/components/ThreeView2.vue

122 lines
4.2 KiB
Vue

<template>
<div>
<div id="gltf"></div>
</div>
</template>
<script setup>
import { onMounted, ref } from 'vue';
import * as THREE from 'three';
import { GLTFLoader } from "three/examples/jsm/loaders/GLTFLoader.js";
import { RoomEnvironment } from "three/examples/jsm/environments/RoomEnvironment.js";
import { OrbitControls } from "three/examples/jsm/controls/OrbitControls.js";
import { EffectComposer } from "three/examples/jsm/postprocessing/EffectComposer.js";
import { RenderPass } from "three/examples/jsm/postprocessing/RenderPass.js";
import { OutlinePass } from "three/examples/jsm/postprocessing/OutlinePass.js";
import { ShaderPass } from "three/examples/jsm/postprocessing/ShaderPass.js";
import { FXAAShader } from "three/examples/jsm/shaders/FXAAShader.js";
onMounted(() => {
init();
loadSence();
renderScene();
document.addEventListener("click", onMouseDown);
// document.addEventListener("mousemove", onMouseMove);
});
let scene, renderer, camera;
const init = () => {
// 场景
scene = new THREE.Scene();
// 相机
camera = new THREE.PerspectiveCamera(50, window.innerWidth / window.innerHeight, 0.1, 1000);
// camera.position.z = 5;
camera.position.set(-46.650, 67.456, 38.088);
//渲染器
renderer = new THREE.WebGLRenderer({ antialias: true });
renderer.setPixelRatio(window.devicePixelRatio);
renderer.setSize(window.innerWidth, window.innerHeight);
renderer.outputEncoding = THREE.sRGBEncoding;
document.getElementById('gltf').appendChild(renderer.domElement);
const controls = new OrbitControls(camera, renderer.domElement);
const pmremGenerator = new THREE.PMREMGenerator(renderer);
scene.environment = pmremGenerator.fromScene(new RoomEnvironment()).texture;
}
const loadSence = () => {
const gltfLoader = new GLTFLoader();
gltfLoader.load('/jzc/scene.gltf', (gltf) => {
var model = gltf.scene;
scene.add(model);
});
};
const renderScene = () => {
requestAnimationFrame(renderScene);
renderer.render(scene, camera);
};
// 能选中的组
const enableGroup = [
'set1',
'set2',
'set3',
'set4',
'set5',
'set6',
'set7',
'set8',
'yuanliao_room',
'tanghua_room',
'touliao_room',
]
let mouse = new THREE.Vector2();
let selectedObjects = ref([]);
let selectBoxByClick, selectBoxByMouseon;
// 鼠标移动效果
const onMouseMove = (event) => {
var raycaster = new THREE.Raycaster()
mouse.x = (event.clientX / window.innerWidth) * 2 - 1;
mouse.y = -(event.clientY / window.innerHeight) * 2 + 1;
raycaster.setFromCamera(mouse, camera);
const intersects = raycaster.intersectObjects(scene.children, true);
if (intersects.length > 0) {
const clickedObject = intersects[0].object;
var selectedObject = clickedObject;
if (enableGroup.indexOf(selectedObject.name) != -1) {
selectedObjects[0] = selectedObject
}
if (enableGroup.indexOf(selectedObject.parent.name) != -1) {
selectedObjects[0] = selectedObject.parent
}
if (selectBoxByMouseon) {
scene.remove(selectBoxByMouseon);
}
selectBoxByMouseon = new THREE.BoxHelper(selectedObjects[0], '#ffffff');
scene.add(selectBoxByMouseon);
}
}
// 鼠标点击效果
const onMouseDown = (event) => {
var raycaster = new THREE.Raycaster()
mouse.x = (event.clientX / window.innerWidth) * 2 - 1;
mouse.y = -(event.clientY / window.innerHeight) * 2 + 1;
raycaster.setFromCamera(mouse, camera);
const intersects = raycaster.intersectObjects(scene.children, true);
if (intersects.length > 0) {
const clickedObject = intersects[0].object;
var selectedObject = clickedObject;
console.log(selectedObject);
if (enableGroup.indexOf(selectedObject.name) != -1) {
selectedObjects[0] = selectedObject
}
if (enableGroup.indexOf(selectedObject.parent.name) != -1) {
selectedObjects[0] = selectedObject.parent
}
if (selectBoxByClick) {
scene.remove(selectBoxByClick);
}
selectBoxByClick = new THREE.BoxHelper(selectedObjects[0], '#00ffff');
scene.add(selectBoxByClick);
}
}
</script>
<style scoped></style>