three实现控制人物在三维场景爬楼梯效果代码-html代码-BFW代码库

three实现控制人物在三维场景爬楼梯效果代码

代码语言：html

所属分类：三维

代码描述：three实现控制人物在三维场景爬楼梯效果代码，按住键盘方向键或wasd键进行前后左右移动。

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">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Soldier Model Control</title>
    <style>
        body { margin: 0; }
        canvas { display: block; }
    </style>
</head>
<body>
<script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/three.133.js"></script>
<script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/GLTFLoader.133.js"></script>
<script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/OrbitControls.133.js"></script>
    <script>
        let scene, camera, renderer, soldier, mixer, clock;
        let moveForward = false, moveBackward = false, moveLeft = false, moveRight = false;
        let controls;
        let idleAction, walkAction;
        let jump = false;
        let velocity = new THREE.Vector3();
        const gravity = -0.1;
        const groundY = 0;
        const stepHeight = 1;
        const stepCount = 166;

        init();
        animate();

        function init() {
            scene = new THREE.Scene();
            scene.background = new THREE.Color(0x87CEEB); // Sky blue background
            camera = new THREE.PerspectiveCamera(75, window.innerWidth / window.innerHeight, 0.1, 1000);
            camera.position.set(0, 5, 10);
            camera.lookAt(0, 0, 0);

            renderer = new THREE.WebGLRenderer();
            renderer.setSize(window.innerWidth, window.innerHeight);
            renderer.shadowMap.enabled = true; // Enable shadow mapping
            document.body.appendChild(renderer.domElement);

            const ambientLight = new THREE.AmbientLight(0xffffff, 1.5);
            scene.add(ambientLight); 

            const directionalLight = new THREE.DirectionalLight(0xffffff, 1.5);
            directionalLight.position.set(0, 6, 2);
            directionalLight.castShadow = true; // Enable shadow casting
            directionalLight.shadow.mapSize.width = 1024;
            directionalLight.shadow.mapSize.height = 1024;
            directionalLight.shadow.camera.near = 0.5;
            directionalLight.shadow.camera.far = 500;
            scene.add(directionalLight);

            clock = new THREE.Clock();

            // Load Soldier model
            const loader = new THREE.GLTFLoader();
            loader.load('https://threejs.org/examples/models/gltf/Soldier.glb', (gltf) => {
                soldier = gltf.scene;
                soldier.traverse((child) => {
                    if (child.isMesh) {
                        child.castShadow = true; // Enable shadow casting for soldier
                    }
                });
                
                scene.add(soldier);

                mixer = new THREE.AnimationMixer(soldier);
                const animations = gltf.animations;
                idleAction = mixer.clipAction(animations[0.........完整代码请登录后点击上方下载按钮下载查看