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Examples: Add textured assets to webgl_loader_fbx. #31057

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Binary file added examples/models/fbx/monkey.fbm/UVTexture.png
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Binary file added examples/models/fbx/monkey.fbx
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Binary file added examples/models/fbx/monkey_embedded_texture.fbx
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226 changes: 226 additions & 0 deletions examples/webgl_loader_fbx_texture.html
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<!DOCTYPE html>
<html lang="en">
<head>
<title>three.js webgl - FBX loader</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
<link type="text/css" rel="stylesheet" href="main.css">
</head>

<body>
<div id="info">
<a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> - FBXLoader<br />
Fbx with texture from blender suzanne
</div>

<script type="importmap">
{
"imports": {
"three": "../build/three.module.js",
"three/addons/": "./jsm/"
}
}
</script>

<script type="module">

import * as THREE from 'three';

import Stats from 'three/addons/libs/stats.module.js';

import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
import { FBXLoader } from 'three/addons/loaders/FBXLoader.js';
import { GUI } from 'three/addons/libs/lil-gui.module.min.js';

const manager = new THREE.LoadingManager();

let camera, scene, renderer, stats, object, loader, guiMorphsFolder;
let mixer;

const clock = new THREE.Clock();

const params = {
asset: 'monkey'
};

const assets = [
'monkey',
'monkey_embedded_texture'
];


init();

function init() {

const container = document.createElement( 'div' );
document.body.appendChild( container );

camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 2000 );
camera.position.set( 100, 200, 300 );

scene = new THREE.Scene();
scene.background = new THREE.Color( 0xa0a0a0 );
scene.fog = new THREE.Fog( 0xa0a0a0, 200, 1000 );

const hemiLight = new THREE.HemisphereLight( 0xffffff, 0x444444, 5 );
hemiLight.position.set( 0, 200, 0 );
scene.add( hemiLight );

const dirLight = new THREE.DirectionalLight( 0xffffff, 5 );
dirLight.position.set( 0, 200, 100 );
dirLight.castShadow = true;
dirLight.shadow.camera.top = 180;
dirLight.shadow.camera.bottom = - 100;
dirLight.shadow.camera.left = - 120;
dirLight.shadow.camera.right = 120;
scene.add( dirLight );

// scene.add( new THREE.CameraHelper( dirLight.shadow.camera ) );

// ground
const mesh = new THREE.Mesh( new THREE.PlaneGeometry( 2000, 2000 ), new THREE.MeshPhongMaterial( { color: 0x999999, depthWrite: false } ) );
mesh.rotation.x = - Math.PI / 2;
mesh.receiveShadow = true;
scene.add( mesh );

const grid = new THREE.GridHelper( 2000, 20, 0x000000, 0x000000 );
grid.material.opacity = 0.2;
grid.material.transparent = true;
scene.add( grid );

loader = new FBXLoader( manager );
loadAsset( params.asset );

renderer = new THREE.WebGLRenderer( { antialias: true } );
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
renderer.setAnimationLoop( animate );
renderer.shadowMap.enabled = true;
container.appendChild( renderer.domElement );

const controls = new OrbitControls( camera, renderer.domElement );
controls.target.set( 0, 100, 0 );
controls.update();

window.addEventListener( 'resize', onWindowResize );

// stats
stats = new Stats();
container.appendChild( stats.dom );

const gui = new GUI();
gui.add( params, 'asset', assets ).onChange( function ( value ) {

loadAsset( value );

} );

guiMorphsFolder = gui.addFolder( 'Morphs' ).hide();

}

function loadAsset( asset ) {

loader.load( 'models/fbx/' + asset + '.fbx', function ( group ) {

if ( object ) {

object.traverse( function ( child ) {

if ( child.material ) {

const materials = Array.isArray( child.material ) ? child.material : [ child.material ];
materials.forEach( material => {

if ( material.map ) material.map.dispose();
material.dispose();

} );

}

if ( child.geometry ) child.geometry.dispose();

} );

scene.remove( object );

}

//

object = group;

if ( object.animations && object.animations.length ) {

mixer = new THREE.AnimationMixer( object );

const action = mixer.clipAction( object.animations[ 0 ] );
action.play();

} else {

mixer = null;

}

guiMorphsFolder.children.forEach( ( child ) => child.destroy() );
guiMorphsFolder.hide();

object.traverse( function ( child ) {

if ( child.isMesh ) {

child.castShadow = true;
child.receiveShadow = true;

if ( child.morphTargetDictionary ) {

guiMorphsFolder.show();
const meshFolder = guiMorphsFolder.addFolder( child.name || child.uuid );
Object.keys( child.morphTargetDictionary ).forEach( ( key ) => {

meshFolder.add( child.morphTargetInfluences, child.morphTargetDictionary[ key ], 0, 1, 0.01 );

} );

}

}

} );

scene.add( object );

} );

}

function onWindowResize() {

camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();

renderer.setSize( window.innerWidth, window.innerHeight );

}

//

function animate() {

const delta = clock.getDelta();

if ( mixer ) mixer.update( delta );

renderer.render( scene, camera );

stats.update();

}

</script>

</body>
</html>
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