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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>fiK</title>
<link rel="shortcut icon" href="favicon.ico">
<style>
body {
margin:0;
font-family:"Lucida Console", Monaco, monospace;
font-size: 14px;
color:#464746;
overflow: hidden;
background: #222322;
}
#debug { position:absolute; top:10px; left:10px; width:100%; text-align:left; pointer-events:none;}
#link { position:absolute; bottom:10px; left:10px; width:200px; text-align:left; pointer-events:auto; cursor:pointer; }
</style>
</head>
<body>
<div id="debug"></div>
<div id="link">FULLIK GITHUB</div>
<script async src="https://unpkg.com/[email protected]/dist/es-module-shims.js"></script>
<script type="importmap">{ "imports": {
"three": "./jsm/libs/three.module.js",
"tween": "./jsm/libs/tween.esm.js",
"uil": "./jsm/libs/uil.module.js"
}}</script>
<script type="module">
import * as THREE from 'three'
import * as TWEEN from 'tween'
import * as UIL from 'uil'
import { OrbitControls } from './jsm/controls/OrbitControls.js'
import { TransformControls } from './jsm/controls/TransformControls.js'
import { FIK } from './src/FIK_dev.js'
let demos = {
'2D': 10,
'3D': 13,
}
let current = '3D';
let demone = ''
let extraUpdate = function(){};
let debug = document.getElementById('debug');
let link = document.getElementById('link');
link.addEventListener('click', function(){window.location.assign('https://github.com/lo-th/fullik');}, false );
let fileName = '';
let targetTween = null;
let gui, demoGroup, scene, camera, renderer, controler, ambientLight, lights, mesh, bones, skeletonHelper, control, ground, grid;
let target, effector;
let boxTarget , boxEffector;
let box = [];
let targets = [];
let goal = { x:0, y:30, z:0 };
let setting = {
fixed:true,
auto:false
}
let solver;
let defaultBoneDirection, defaultBoneLength;
window.tell = tell
window.FIK = FIK
window.THREE = THREE
window.addTarget = addTarget
function initScene () {
// set the mode
current = location.hash.substr( 1, 2 ) || '3D';
let w = window.innerWidth;
let h = window.innerHeight;
renderer = new THREE.WebGLRenderer( { antialias: true } );
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( w, h );
renderer.shadowMap.enabled = true;
renderer.shadowMap.type = THREE.PCFSoftShadowMap;
renderer.setClearColor( 0x222322, 1 );
document.body.appendChild( renderer.domElement );
scene = new THREE.Scene();
camera = new THREE.PerspectiveCamera( 60, w / h, 0.1, 2000 );
controler = new OrbitControls( camera, renderer.domElement );
controler.enableKeys = false;
//
//ambientLight = new THREE.AmbientLight( 0x101010 );
//scene.add( ambientLight );
lights = [];
lights[ 0 ] = new THREE.DirectionalLight( 0xFFFFFF, 1 )//new THREE.SpotLight( 0xffffff, 1, 0, Math.PI / 2 );
lights[ 1 ] = new THREE.PointLight( 0xFF8822, 1, 0 );
lights[ 2 ] = new THREE.PointLight( 0x2288FF, 1, 0 );
lights[ 0 ].position.set( 0, 200, 0 );
lights[ 1 ].position.set( 100, 200, 100 );
lights[ 2 ].position.set( - 100, - 200, - 100 );
scene.add( lights[ 0 ] );
scene.add( lights[ 1 ] );
scene.add( lights[ 2 ] );
lights[ 0 ].castShadow = true;
const s = lights[ 0 ].shadow
s.mapSize.setScalar( 2048 );
s.camera.top = s.camera.right = 150
s.camera.bottom = s.camera.left = -150
s.camera.near = 100
s.camera.far = 400
s.bias = -0.0001
window.addEventListener( 'resize', resize, false );
let l = location.hash.substr( 4 );
demone = l || 'demo_1'
addGround()
initGui()
// FIK
defaultBoneDirection = FIK.Z_NEG;
defaultBoneLength = 10;
window.defaultBoneDirection = defaultBoneDirection
window.defaultBoneLength = defaultBoneLength
solver = current === '3D' ? new FIK.Structure3D( scene, THREE ) : new FIK.Structure2D( scene, THREE );
window.solver = solver
load( demone )
}
function resize(){
let w = window.innerWidth;
let h = window.innerHeight;
camera.aspect = w / h;
camera.updateProjectionMatrix();
renderer.setSize( w, h );
}
function addGround(){
if( current === '3D' ){
camera.position.set( 0,30,100 );
lights[ 0 ].position.set( 0, 200, 0 );
controler.update();
ground = new THREE.Mesh( new THREE.PlaneBufferGeometry( 200, 200, 1, 1 ), new THREE.ShadowMaterial({opacity:0.5}) );
ground.geometry.rotateX( -Math.PI * 0.5 );
ground.castShadow = false;
ground.receiveShadow = true;
ground.position.y = -5;
scene.add( ground );
grid = new THREE.PolarGridHelper( 100, 16, 8, 64, 0x0A0B0A, 0x070807 );
grid.position.y = -5.01;
scene.add( grid );
} else {
camera.position.set( 0,0,200 );
lights[ 0 ].position.set( 40, 100, 200 );
controler.update();
ground = new THREE.Mesh( new THREE.PlaneBufferGeometry( 200, 200, 1, 1 ), new THREE.ShadowMaterial({opacity:0.5}) );
//ground.geometry.applyMatrix( new THREE.Matrix4().makeRotationX(-Math.PI*0.5) );
ground.castShadow = false;
ground.receiveShadow = true;
ground.position.z = -5.01;
scene.add( ground );
grid = new THREE.GridHelper( 200, 16, 0x0A0B0A, 0x070807 );
grid.position.z = -5;
grid.rotation.x = -Math.PI*0.5;
scene.add( grid );
}
}
function removeGround(){
scene.remove( ground );
scene.remove( grid );
}
function orbitalMove( e ){
controler.enabled = ! e.value;
}
function updateTarget ( v, id ){
id = id !== undefined ? id : 0;
if(!targets[id]) return;
let n = targets[id];
n.mesh.position.copy( v );
n.control.position.copy( v );
n.position = n.mesh.position;
}
function addTarget( position ){
//https://threejs.org/examples/?q=Transform#misc_controls_transform
let n = {
mesh : new THREE.Mesh( new THREE.SphereBufferGeometry( 0.1, 6, 4 ), new THREE.MeshStandardMaterial({color:0xFFFF00, wireframe:true }) ),
control : new TransformControls( camera, renderer.domElement ),
}
n.mesh.castShadow = true;
n.mesh.receiveShadow = false;
scene.add( n.mesh );
n.mesh.position.copy(position);
n.control.addEventListener( 'change', updateSolver );
n.control.addEventListener( 'dragging-changed', orbitalMove );
n.control.attach( n.mesh );
n.control.setSize(0.75);
//n.control.setMode('rotate')
//n.control.setMode('scale')
scene.add( n.control );
n.position = n.mesh.position;
targets.push(n);
window.targets = targets
}
function clearAllTargets(){
let n;
for(let i = 0; i < targets.length; i++ ){
n = targets[i];
n.control.detach( n.mesh );
scene.remove(n.mesh);
n.control.removeEventListener( 'change', updateSolver );
scene.remove(n.control);
}
targets = [];
}
function mode ( str ) {
if( str === current ) return;
current = str;
fileName = '';
resetDemo();
removeGround();
if(current==='2D'){
solver = new FIK.Structure2D( scene, THREE );
} else {
solver = new FIK.Structure3D( scene, THREE );
}
window.solver = solver
addDemos( demos[current] );
addGround();
load( 'demo_1' );
}
function initGui () {
gui = new UIL.Gui({ w:200 });
gui.add('title', { name:'FIK '+ FIK.REVISION, h:30, r:10 } );
gui.add('button', { name:'', p:0, value:['2D', '3D'] } ).onChange( mode );
gui.add('bool', { name:'fixed', value:true, p:70 } ).onChange(function(v) {solver.setFixedBaseMode(v); solver.update(); });
gui.add('bool', { name:'autoMove', value:false, p:70 } ).onChange(function(v) { setting.auto = v; autoMove(); });
demoGroup = gui.add('group', { name:'DEMO', fontColor:'#D4B87B' });
addDemos( demos[current] )
}
function addDemos ( n ) {
//demoGroup.clearGroup();
demoGroup.clear();
let demos = []
for(let i=0; i<=n; i++) demos.push('demo_'+i)
demoGroup.add( 'grid', { values:demos, selectable:true, h:24, value:demone } ).onChange( load )
demoGroup.open();
}
function tell(s){
debug.innerHTML = s;
};
function updateSolver () {
extraUpdate();
solver.update();
}
function autoMove () {
if(!setting.auto) return;
targetTween = new TWEEN.Tween( goal ).to( {x:FIK.math.randInt(-50, 50), y:FIK.math.randInt(0, 50), z:current==='3D'? FIK.math.randInt(-50, 50):0}, 2000 )
.easing( TWEEN.Easing.Quadratic.Out )
.onUpdate( function() { updateTarget(goal); updateSolver(); } )
.onComplete( function() { autoMove(); } )
.start();
}
function render () {
requestAnimationFrame( render );
TWEEN.update();
renderer.render( scene, camera );
}
function load ( name ) {
if( name === fileName ) return;
fileName = name;
let url = './demos/' + current.toLowerCase() + '/' + name +'.js';
let xhr = new XMLHttpRequest();
xhr.overrideMimeType('text/plain; charset=x-user-defined');
xhr.open('GET', url, true);
xhr.onload = function(){ startDemo( xhr.responseText ); }
xhr.send();
}
function resetDemo () {
extraUpdate = function(){};
clearAllTargets();
solver.clear();
// add basic target
addTarget( new THREE.Vector3(0, 30, 0) );
target = targets[0].position;
window.target = target
}
function startDemo ( code ) {
resetDemo();
location.hash = current + '_' + fileName;
let oScript = document.createElement("script");
oScript.language = "javascript";
oScript.type = "text/javascript";
oScript.text = code;
document.getElementsByTagName('BODY').item(0).appendChild( oScript );
solver.update();
}
function goLink(){
window.location.assign('https://github.com/lo-th/fullik');
}
initScene();
render();
</script>
</body>
</html>