three实现一个三维遗迹建筑效果代码-html代码-BFW代码库

代码语言：html

所属分类：三维

代码描述：three实现一个三维遗迹建筑效果代码

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="en">

<head>

    <meta charset="UTF-8">





    <style>
        html, 
        body {
          background: black;
        }
        
        body {
          height: 100vh;
        	display: flex;
        	justify-content: center;
        }
        
        #world {
        	position: absolute;
        	width: 100%;
        	height: 100%;
          overflow: hidden;
          cursor: move;
          opacity: 0;
          animation: fadein 1s ease-out 3s forwards;
        }
        
        @keyframes fadein {
          from { 
            opacity: 0;
          }
          to  { 
            opacity: 1; 
          }
        }
    </style>




</head>

<body>
    <div id="world"></div>

<script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/three.123.js"></script>

    <script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/OrbitControls.126.js"></script>
    <script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/LegacyJSONLoader.js"></script>
    <script>
        /* 
         * The purpose is to easily create building structures. The building style was inspired by the Monument Valley game https://www.monumentvalleygame.com/mv2
         *
         * Floorplan coordinates and building settings are at the very bottom of the page.
         */
        
        let scene,
        renderer,
        controls,
        camera,
        floorplan,
        settings,
        light,
        grid,
        monumentSquareSize,
        monumentHeight,
        container;
        
        const width = window.innerWidth;
        const height = window.innerHeight;
        const aspectRatio = width / height;
        const fieldOfView = 25;
        const nearView = 1;
        const farView = 10000;
        const assetPath = '//repo.bfw.wiki/bfwrepo/json/model';
        const blockSize = 20; // Value need to remain 20 in order to match assets ratio exported from Blender
        
        window.addEventListener('load', () => {
          settings = data.settings;
          document.body.style.background = `rgb(${settings.background})`;
          floorplan = data.floorplan;
          init();
          animate();
        });
        
        function init() {
          grid = floorplan[0][0].length;
          monumentSquareSize = blockSize * grid;
          monumentHeight = blockSize * floorplan.length;
        
          // Scene Setting
          renderer = new THREE.WebGLRenderer({ alpha: true, antialias: true });
          renderer.setPixelRatio(window.devicePixelRatio);
          renderer.setSize(width, height);
          renderer.shadowMap.enabled = true;
          renderer.shadowMap.type = THREE.PCFSoftShadowMap;
        
          // Create the scene.
          scene = new THREE.Scene();
        
          // Camera Setting
          if (settings.perspectiveCamera) {
            // Perspective Camera
            camera = new THREE.PerspectiveCamera(fieldOfView, aspectRatio, nearView, farView);
            camera.position.set(800, -800, 800);
            camera.up = new THREE.Vector3(0, 0, 1);
          } else {
            // Orthographic Camera
            camera = new THREE.OrthographicCamera(width / -2, width / 2, height / 2, height / -2, -1000, 5000);
            camera.position.set(20, -20, 20);
            camera.up = new THREE.Vector3(0, 0, 1);
          }
        
          // Point Light Setting
          light = new THREE.PointLight(`rgb(${settings.globalLight})`, 12, 1000);
          light.position.set(600, -200, 250 + monumentHeight);
          light.castShadow = true;
        
          scene.add(light, new THREE.AmbientLight(`rgb(${settings.ambientLight})`));
        
          // Floor Setting
          // const floorGeometry = new THREE.CircleGeometry(600, 600)
          // floorGeometry.translate(0, 0, -200)
          // const floorMaterial = new THREE.MeshLambertMaterial({
          //   color: `rgb(${settings.floor})`
          // })
          // const floor = new THREE.Mesh(floorGeometry, floorMaterial)
          // floor.receiveShadow = true;
          // scene.add(floor)
        
          // Mouse Interaction Setting
          controls = new THREE.OrbitControls(camera, renderer.domElement);
          controls.minPolarAngle = Math.PI / 2 - 0.5;
          controls.maxPolarAngle = Math.PI / 2 - 0.5;
          controls.autoRotate = settings.autoRotate;
          controls.autoRotateSpeed = settings.rotationSpeed;
          controls.zoomSpeed = 0.3;
          controls.minZoom = 0.5;
          controls.maxZoom = 2.5;
          controls.enableDamping = true;
          controls.dampingFactor = 0.15;
        
          // Add the Renderer to the DOM, in the world div.
          container = document.getElementById('world');
          container.appendChild(renderer.domElement);
        
          floorplanRenderer();
        
          //RESPONSIVE LISTENER
          window.addEventListener('resize', onWindowResize, false);
        }
        
        function floorplanRenderer() {
          let zPos = -monumentSquareSize - settings.offsetY,yPos = 0,xPos = 0;
        
          for (let z = 0; z < floorplan.length; z++) {
        
            let reversedZ = floorplan.length - (z + 1);
        
            zPos += blockSize;
            xPos = monumentSquareSize / 2;
        
            for (let x = 0; x < floorplan[reversedZ].length; x++) {
        
              let reversedX = floorplan[reversedZ].length - (x + 1);
        
              xPos -= blockSize;
              yPos = monumentSquareSize / 2;
        
              for (let y = 0; y < floorplan[reversedZ][reversedX].length; y++) {
        
                let reversedY = floorplan[reversedZ][reversedX].length - (y + 1);
                let cell = floorplan[reversedZ][reversedX][reversedY];
                let shape = null;
        
                yPos -= blockSize;
        
                switch (cell) {
                  case 1:
                    shape = new Cube(xPos, yPos, zPos, `rgb(${settings.cube})`,
                    blockSize);
        
                    break;
                  case 2:
                    shape = new Shape(xPos, yPos, zPos, `rgb(${settings.tale})`, `${assetPath}/tail1.json`,
                    1);
        
                    break;
                  case 3:
                    shape = new Shape(xPos, yPos, zPos, `rgb(${settings.stairs})`, `${assetPath}/stairs1.json`,
                    1,
                    7.855);
        
                    break;
                  case 4:
                    shape = new Light(xPos, yPos, zPos, `rgb(${settings.pointLight})`,
                    settings.pointLightScale);
        
                    break;
                  case 5:
                    shape = new Shape(xPos, yPos, zPos, `rgb(${settings.pillar})`,
                    `${assetPath}/pillar1.json`,
                    1);
        
                    break;}
        
        
                if (shape !== null) shape.render();
              }
            }
          }
        }
        
        function onWindowResize() {
          camera.left = window.innerWidth / -2;
          camera.right = window.innerWidth / 2;
          camera.top = window.innerHeight / 2;
          camera.bottom = window.innerHeight / -2;
          camera.updateProjectionMatrix();
        
          renderer.setSize(window.innerWidth, window.innerHeight);
        }
        
        function renderView() {
          // let time = Date.now() * 0.0005
          // firefly.position.set(0, 0, Math.sin(time*3)*10)
          renderer.render(scene, camera);
        }
        
        function animate() {
          requestAnimationFrame(animate);
          controls.update();
          renderView();
        }
        
        class Cube {
          constructor(x, y, z, color, size, rotate = 0) {
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