<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Three.js</title>
<style>
body {
margin: 0;
overflow: hidden;
}
</style>
</head>
<body>
<script type="importmap">
{
"imports": {
"three": "../../build/three.module.js",
"three/addons/": "./../jsm/"
}
}
</script>
<script type="module">
import * as THREE from 'three';
import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
import {
createWallMesh
} from './WallMesh.js'; //流光围墙区域
var renderer, scene, camera;
var mouse;
var controls;
let guideLine;
function init() {
renderer = new THREE.WebGLRenderer({
antialias: true
});
renderer.setClearColor(0xF1F2F7);
renderer.setSize(window.innerWidth, window.innerHeight);
scene = new THREE.Scene();
scene.background = new THREE.Color(0x000000);
camera = new THREE.PerspectiveCamera(45, window.innerWidth / window.innerHeight, 1, 2000);
camera.lookAt(new THREE.Vector3(0, 0, 1));
camera.position.set(0, 1, 30);
// 光线的照射
const directionalLight = new THREE.DirectionalLight(0xffffff, 0.5);
scene.add(directionalLight);
const light = new THREE.HemisphereLight(0xffffbb, 0x080820, 1);
light.position.set(0, 0, 100)
scene.add(light);
controls = new OrbitControls(camera, renderer.domElement)
document.body.appendChild(renderer.domElement);
render();
}
function render() {
controls.update();
requestAnimationFrame(render);
renderer.render(scene, camera);
}
init();
// addBox();
// 一个多边形区域的经纬度，实际开发根据ajax请求获取数据实时更新即可
var points = [
-10, -10, //顶点1坐标
10, -10, //顶点2坐标
10, 10, //顶点3坐标
-10, 10,
-10, -10
]
const mesh = createWallMesh(points, 0x00ff00);
scene.add(mesh);
function addBox() {
const geometry = new THREE.BoxGeometry(1, 1, 1);
const material = new THREE.MeshBasicMaterial({ color: 0x00ff00 });
const cube = new THREE.Mesh(geometry, material);
scene.add(cube);
}
</script>
</body>
</html>
