Three 纹理贴图8-纹理动画 - W3xue在线HTML/CSS/JS运行工具

<!DOCTYPE html>
<html>
<head>
  <meta charset="UTF-8">
  <style>
    body {
      margin: 0;
      overflow: hidden;
      /* 隐藏body窗口区域滚动条 */
    }
  </style>
  
    <script src="/js/threejs/threer92.js"></script>
  <script src="/example/threejs/solarsystem/files/OrbitControls.js"></script>
</head>

<body>
  <script>
	//创建场景
    var scene = new THREE.Scene();

/**
 * 创建一个设置重复纹理的管道
 */
var curve = new THREE.CatmullRomCurve3([
  new THREE.Vector3(-80, -40, 0),
  new THREE.Vector3(-70, 40, 0),
  new THREE.Vector3(70, 40, 0),
  new THREE.Vector3(80, -40, 0)
]);
var tubeGeometry = new THREE.TubeGeometry(curve, 100, 0.6, 50, false);
var textureLoader = new THREE.TextureLoader();
var texture = textureLoader.load('/img/threejs/run.jpg');
// 设置阵列模式为 RepeatWrapping
texture.wrapS = THREE.RepeatWrapping
texture.wrapT=THREE.RepeatWrapping
// 设置x方向的偏移(沿着管道路径方向)，y方向默认1
//等价texture.repeat= new THREE.Vector2(20,1)
texture.repeat.x = 20;
var tubeMaterial = new THREE.MeshPhongMaterial({
  map: texture,
  transparent: true,
});

// 设置数组材质对象作为网格模型材质参数
var mesh = new THREE.Mesh(tubeGeometry, tubeMaterial); //网格模型对象Mesh
scene.add(mesh); //网格模型添加到场景中
	  
	  
    /**
     * 光源设置
     */
    //点光源
    var point = new THREE.PointLight(0xffffff);
    point.position.set(400, 200, 300); //点光源位置
    scene.add(point); //点光源添加到场景中
    //环境光
    var ambient = new THREE.AmbientLight(0x444444);
    scene.add(ambient);
	  
	//添加坐标系
	var axisHelper = new THREE.AxisHelper(350);
	scene.add(axisHelper);

/**
     * 相机设置
     */
    var width = window.innerWidth; //窗口宽度
    var height = window.innerHeight; //窗口高度
    var k = width / height; //窗口宽高比
    var s = 200; //三维场景显示范围控制系数，系数越大，显示的范围越大
    //创建相机对象
    var camera = new THREE.OrthographicCamera(-s * k, s * k, s, -s, 1, 1000);
    camera.position.set(200, 300, 200); //设置相机位置
    camera.lookAt(scene.position); //设置相机方向(指向的场景对象)
    /**
     * 创建渲染器对象
     */
    var renderer = new THREE.WebGLRenderer();
    renderer.setSize(width, height);//设置渲染区域尺寸
    renderer.setClearColor(0xb9d3ff, 1); //设置背景颜色
    document.body.appendChild(renderer.domElement); //body元素中插入canvas对象
    //执行渲染操作   指定场景、相机作为参数
    renderer.render(scene, camera);

let T0 = new Date();//上次时间
function render() {
        let T1 = new Date();//本次时间
        let t = T1-T0;//时间差
        T0 = T1;//把本次时间赋值给上次时间
        requestAnimationFrame(render);
        renderer.render(scene,camera);//执行渲染操作
        texture.offset.x -= 0.06
    }
render();
	  
var controls = new THREE.OrbitControls(camera,renderer.domElement);//创建控件对象

</script>
</body>
</html>

​x
 
<!DOCTYPE html>
<html>
<head>
  <meta charset="UTF-8">
  <style>
    body {
      margin: 0;
      overflow: hidden;
      /* 隐藏body窗口区域滚动条 */
    }
  </style>
  <!--引入three.js三维引擎-->
    <script src="/js/threejs/threer92.js"></script>
  <script src="/example/threejs/solarsystem/files/OrbitControls.js"></script>
</head>
​
<body>
  <script>
    //创建场景
    var scene = new THREE.Scene();
​
/**
 * 创建一个设置重复纹理的管道
 */
var curve = new THREE.CatmullRomCurve3([
  new THREE.Vector3(-80, -40, 0),
  new THREE.Vector3(-70, 40, 0),
  new THREE.Vector3(70, 40, 0),
  new THREE.Vector3(80, -40, 0)
]);
var tubeGeometry = new THREE.TubeGeometry(curve, 100, 0.6, 50, false);
var textureLoader = new THREE.TextureLoader();
var texture = textureLoader.load('/img/threejs/run.jpg');
// 设置阵列模式为 RepeatWrapping
texture.wrapS = THREE.RepeatWrapping
texture.wrapT=THREE.RepeatWrapping
// 设置x方向的偏移(沿着管道路径方向)，y方向默认1
//等价texture.repeat= new THREE.Vector2(20,1)
texture.repeat.x = 20;
var tubeMaterial = new THREE.MeshPhongMaterial({
  map: texture,
  transparent: true,
});
​
      
      // 设置数组材质对象作为网格模型材质参数
var mesh = new THREE.Mesh(tubeGeometry, tubeMaterial); //网格模型对象Mesh
scene.add(mesh); //网格模型添加到场景中