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iot/projects/StudyCenter/wwwroot/gltf.html

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no, viewport-fit=cover">
<meta name="apple-mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-status-bar-style" content="default">
<meta name="theme-color" content="#2196f3">
<link rel="stylesheet" href="lib/framework7/css/framework7.bundle.min.css">
<link rel="stylesheet" href="css/framework7-icons.css">
<link rel="stylesheet" href="css/app.css">
<title>教材</title>
</head>
<body>
<div id="app">
<div class="statusbar"></div>
<div class="panel panel-right panel-cover">
<div class="page">
<div class="page-content">
<div class="block-title">爆炸视图</div>
<div style="text-align:center;"><input id="scalar" type="range" min="-10" max="10" value="0" /></div>
<div class="block-title">动画</div>
<div class="list simple-list" id="animationblock">
<ul></ul>
</div>
</div>
</div>
</div>
<div class="view view-main view-init ios-edges" data-url="/">
<div class="page">
<div class="navbar">
<div class="navbar-inner">
<div class="left">
<a href="index.html" class="link back">
<i class="icon icon-back"></i>
<span class="ios-only">返回</span>
</a>
</div>
<div class="title sliding">gltf viewer</div>
<div class="right">
<a href="#" class="link icon-only panel-open" data-panel="right">
<i class="f7-icons">menu</i>
</a>
</div>
</div>
</div>
<div id="container"></div>
</div>
</div>
</div>
<script src="lib/mobile-detect/mobile-detect.min.js"></script>
<script src="lib/framework7/js/framework7.bundle.min.js"></script>
<script src="lib/three.js/examples/js/WebGL.js"></script>
<script src="lib/three.js/build/three.min.js"></script>
<script src="lib/three.js/examples/js/libs/inflate.min.js"></script>
<script src="lib/three.js/examples/js/libs/dat.gui.min.js"></script>
<script src="lib/three.js/examples/js/controls/OrbitControls.js"></script>
<script src="lib/three.js/examples/js/loaders/DRACOLoader.js"></script>
<script src="lib/three.js/examples/js/loaders/DDSLoader.js"></script>
<script src="lib/three.js/examples/js/loaders/GLTFLoader.js"></script>
<script src="lib/three.js/examples/js/curves/NURBSCurve.js"></script>
<script src="lib/three.js/examples/js/curves/NURBSUtils.js"></script>
<script src="lib/three.js/examples/js/loaders/FBXLoader.js"></script>
<script src="lib/three.js/examples/js/controls/TrackballControls.js"></script>
<script src="lib/three.js/examples/js/loaders/TDSLoader.js"></script>
<script src="lib/three.js/examples/js/pmrem/PMREMGenerator.js"></script>
<script src="lib/three.js/examples/js/pmrem/PMREMCubeUVPacker.js"></script>
<script>
var $$ = Dom7;
var container = document.getElementById('container');
var clock = new THREE.Clock();
var scene = new THREE.Scene();
var camera;
camera = new THREE.PerspectiveCamera(45, window.innerWidth / window.innerHeight, 0.1, 10000);
camera.position.set(0, 0, 25);
camera.lookAt(new THREE.Vector3(0, 0, 0));
var light1 = new THREE.AmbientLight(0xffffff, 0.3);
scene.add(light1);
var light2 = new THREE.DirectionalLight(0xffffff, 0.8 * Math.PI);
light2.position.set(0, 10, 0);
scene.add(light2);
var canvas = document.createElement('canvas');
var context = canvas.getContext('webgl2');
var renderer = new THREE.WebGLRenderer({ canvas: canvas, context: context, antialias: true });
renderer.setClearColor(0xcccccc);
renderer.setPixelRatio(window.devicePixelRatio);
renderer.gammaOutput = true;
renderer.gammaFactor = 2.2;
renderer.physicallyCorrectLights = true;
renderer.setPixelRatio(window.devicePixelRatio);
renderer.setSize(window.innerWidth, window.innerHeight);
container.appendChild(renderer.domElement);
window.addEventListener('resize', onWindowResize, false);
var controls = new THREE.OrbitControls(camera, renderer.domElement);
controls.enableDamping = true;
controls.enableZoom = true;
controls.autoRotate = false;
controls.minDistance = 0.1;
controls.maxDistance = 10000;
controls.enablePan = true;
//var file = '/lib/three.js/examples/models/gltf/Monster/glTF-Binary/Monster.glb';
//var file = '/lib/three.js/examples/models/gltf/BoomBox/glTF-Binary/BoomBox.glb';
//var file = '/lib/three.js/examples/models/gltf/Duck/glTF-Binary/Duck.glb';
//var file = '/lib/three.js/examples/models/gltf/RobotExpressive/RobotExpressive.glb';
//var file = '/lib/three.js/examples/models/gltf/LeePerrySmith/LeePerrySmith.glb';
//var file = '/lib/three.js/examples/models/gltf/Horse.glb';
//var file = '/lib/three.js/examples/models/fbx/nurbs.fbx';
//var file = '/upload/3.glb';
//var file = '/lib/three.js/examples/models/fbx/stanford-bunny.fbx';
//var file = '/lib/three.js/examples/models/gltf/BotSkinned/glTF-MaterialsUnlit/Bot_Skinned.gltf';
var file = '/upload/6.fbx';
var loader;
if (file.endsWith("glb") || file.endsWith("gltf")) {
loader = new THREE.GLTFLoader();
loader.setCrossOrigin('anonymous');
THREE.DRACOLoader.setDecoderPath('/lib/three.js/examples/js/libs/draco/gltf/');
loader.setDRACOLoader(new THREE.DRACOLoader());
}
else if (file.endsWith("fbx")) {
loader = new THREE.FBXLoader();
}
else if (file.endsWith("3ds")) {
loader = new THREE.TDSLoader();
}
var mixer;
var actions = new Array();
var model;
function load() {
loader.load(file, function (object) {
console.log(object);
model = object;
var scene;
if (file.endsWith("glb") || file.endsWith("gltf")) {
scene = object.scene || object.scenes[0];
}
else {
scene = object
}
loadSence(scene);
}, function (xhr) {
console.log((xhr.loaded / xhr.total * 100) + '% loaded');
});
var animate = function () {
requestAnimationFrame(animate);
if (mixer) mixer.update(clock.getDelta());
controls.update();
renderer.render(scene, camera);
};
animate();
}
function loadSence(gltfScene) {
gltfScene.updateMatrixWorld();
const box = new THREE.Box3().setFromObject(gltfScene);
const size = box.getSize(new THREE.Vector3()).length();
const center = box.getCenter(new THREE.Vector3());
gltfScene.position.x += (gltfScene.position.x - center.x);
gltfScene.position.y += (gltfScene.position.y - center.y);
gltfScene.position.z += (gltfScene.position.z - center.z);
controls.maxDistance = size * 10;
camera.near = size / 100;
camera.far = size * 100;
camera.updateProjectionMatrix();
camera.position.copy(center);
camera.position.x += size / 2.0;
camera.position.y += size / 5.0;
camera.position.z += size / 2.0;
camera.lookAt(center);
scene.add(gltfScene);
//
var modelBox3 = box;
var meshBox3 = new THREE.Box3();
modelBox3.expandByObject(gltfScene);
var modelWorldPs = new THREE.Vector3().addVectors(modelBox3.max, modelBox3.min).multiplyScalar(0.5);
gltfScene.traverse(function (value) {
if (value.isMesh) {
value.castShadow = true;
value.receiveShadow = true;
meshBox3.setFromObject(value);
var worldPs = new THREE.Vector3().addVectors(meshBox3.max, meshBox3.min).multiplyScalar(0.5);
if (isNaN(worldPs.x)) return;
value.worldDir = new THREE.Vector3().subVectors(worldPs, modelWorldPs).normalize();
value.userData.oldPs = value.getWorldPosition(new THREE.Vector3());
}
});
function applyScalar(scalar) {
gltfScene.traverse(function (value) {
if (!value.isMesh || !value.worldDir) return;
value.position.copy(new THREE.Vector3().copy(value.userData.oldPs).add(new THREE.Vector3().copy(value.worldDir).multiplyScalar(scalar)))
});
}
document.querySelector("#scalar").addEventListener('input', function (evt) {
applyScalar(this.value * 1)
})
//
onWindowResize();
var animations = model.animations || [];
if (animations && animations.length) {
mixer = new THREE.AnimationMixer(gltfScene);
for (var i = 0; i < animations.length; i++) {
var animation = animations[i];
animation.optimize();
var action = mixer.clipAction(animation);
actions.push(action);
var id = 'toggle' + i;
var tag = '<li>'
tag += '<span class="">' + animation.name + '</span>';
tag += '<label id="' + id + '" class="toggle toggle-init">';
tag += '<input type="checkbox">'
tag += '<span class="toggle-icon"></span>';
tag += '</label>'
tag += '</li>';
$$('#animationblock>ul').append(tag);
app.toggle.create({
index: i,
el: '#' + id,
on: {
change: function () {
var i = this.params.index;
if (this.checked) {
actions[i].play();
}
else {
actions[i].stop();
}
}
}
});
}
}
}
function onWindowResize() {
camera.aspect = container.offsetWidth / container.offsetHeight;
camera.updateProjectionMatrix();
renderer.setSize(window.innerWidth, window.innerHeight);
}
var app = new Framework7({
root: '#app',
theme: 'ios',
cache: false,
cacheDuration: 0,
routes: [
{
path: '(.*)',
async: function (routeTo, routeFrom, resolve, reject) {
resolve({ url: routeTo.url });
}
}
]
});
load();
</script>
</body>
</html>