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test_basic_png.html
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<!DOCTYPE html>
<html lang="en">
<head>
<title>Oimo.js Basic</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="IE=11" />
<link rel="shortcut icon" href="favicon.ico">
<style>
* { margin: 0; padding: 0; border: 0;}
body { background-color: #585858; overflow: hidden; color: #eeeeee; font-family: monospace; font-size: 12px; }
input{ margin:0; padding:4px; }
#interface{ position: absolute; left:10px; top:10px; width:456px; height:20px; }
#info{ pointer-events:none; position: absolute; left:10px; top:50px; width: 400px; height: 400px; }
</style>
<script src="js/loth/Transcode.js"></script>
</head>
<body>
<div id='container'></div>
<div id='interface'>
<input type="button" value="sphere" onClick=populate(1)>
<input type="button" value="boxe" onClick=populate(2)>
<input type="button" value="mix" onClick=populate(3)>
<input type="number" name="quantity" min="10" max="2000" value="500" id='MaxNumber'>
<input type="submit" onClick=populate()>
<input type="number" name="gravity" min="-20" max="20" value="-10" id='gravity' onChange=gravity() >
</div>
<div id='info'></div>
<a href="https://github.com/lo-th/Oimo.js"><img style="position: absolute; top: 0; right: 0; border: 0;" src="images/ribbon.png" alt="Fork me on GitHub"></a>
</body>
<script>
// three var
var camera, scene, light, renderer, container, center;
var meshs = [];
var geoBox, geoSphere;
var matBox, matSphere, matBoxSleep, matSphereSleep;
// navigation var
var camPos = { horizontal: 90, vertical: 60, distance: 400, automove: false };
var mouse = { ox:0, oy:0, h:0, v:0, mx:0, my:0, down:false, over:false, moving:true };
var ToRad = Math.PI / 180;
//oimo var
var world;
var bodys = [];
var fps=0, time, time_prev=0, fpsint = 0;
var type=1;
prevInit();
function prevInit() {
var L = new Transcode.Pool(["images/three.min.png", "images/oimo.min.png"], init);
}
function init() {
// three init
renderer = new THREE.WebGLRenderer({precision: "mediump", antialias:false});
renderer.setSize( window.innerWidth, window.innerHeight );
renderer.setClearColor( 0x585858, 1 );
container = document.getElementById("container");
container.appendChild( renderer.domElement );
camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 1, 10000 );
camera.position.set( 0, 100, 400 );
center = new THREE.Vector3();
moveCamera();
scene = new THREE.Scene();
scene.add( new THREE.AmbientLight( 0x383838 ) );
light = new THREE.DirectionalLight( 0xffffff , 1.3);
light.position.set( 0.3, 1, 0.5 ).normalize();
scene.add( light );
//add ground mesh
var mat = new THREE.MeshLambertMaterial( { color: 0x151515 } );
var geo0 = new THREE.BoxGeometry( 100, 40, 400 );
var geo1 = new THREE.BoxGeometry( 400, 40, 400 );
var mground0 = new THREE.Mesh( geo0, mat );
mground0.position.y = -20;
scene.add( mground0 );
var mground1 = new THREE.Mesh( geo1, mat );
mground1.position.y = -50;
scene.add( mground1 );
geoSphere = new THREE.SphereGeometry( 1 , 20, 10 );
geoBox = new THREE.BoxGeometry( 1, 1, 1 );
matSphere = new THREE.MeshLambertMaterial( { map: basicTexture(0), name:'sph' } );
matBox = new THREE.MeshLambertMaterial( { map: basicTexture(2), name:'box' } );
matSphereSleep = new THREE.MeshLambertMaterial( { map: basicTexture(1), name:'ssph' } );
matBoxSleep = new THREE.MeshLambertMaterial( { map: basicTexture(3), name:'sbox' } );
// oimo init
world = new OIMO.World();
populate(1);
//
window.addEventListener( 'resize', onWindowResize, false );
container.addEventListener( 'mousemove', onMouseMove, false );
container.addEventListener( 'mousedown', onMouseDown, false );
container.addEventListener( 'mouseout', onMouseUp, false );
container.addEventListener( 'mouseup', onMouseUp, false );
container.addEventListener( 'mousewheel', onMouseWheel, false );
container.addEventListener( 'DOMMouseScroll', onMouseWheel, false ); // firefox
loop();
}
function populate(n) {
var max = document.getElementById("MaxNumber").value;
if(n===1) type = 1
else if(n===2) type = 2;
else if(n===3) type = 3;
// reset old
clearMesh();
world.clear();
//add ground
var ground = new OIMO.Body({size:[100, 40, 400], pos:[0,-20,0], world:world});
var ground2 = new OIMO.Body({size:[400, 40, 400], pos:[0,-50,0], world:world});
//add object
var x, y, z, w, h, d;
var i = max;
while (i--){
if(type===3) t = Math.floor(Math.random()*2)+1;
else t = type;
x = -100 + Math.random()*200;
z = -100 + Math.random()*200;
y = 100 + Math.random()*1000;
w = 10 + Math.random()*10;
h = 10 + Math.random()*10;
d = 10 + Math.random()*10;
if(t===1){
bodys[i] = new OIMO.Body({type:'sphere', size:[w*0.5], pos:[x,y,z], move:true, world:world});
meshs[i] = new THREE.Mesh( geoSphere, matSphere );
meshs[i].scale.set( w*0.5, w*0.5, w*0.5 );
} else if(t===2){
bodys[i] = new OIMO.Body({type:'box', size:[w,h,d], pos:[x,y,z], move:true, world:world});
meshs[i] = new THREE.Mesh( geoBox, matBox );
meshs[i].scale.set( w, h, d );
}
scene.add( meshs[i] );
}
}
function clearMesh(){
var i=meshs.length;
while (i--)scene.remove(meshs[ i ]);
}
function onWindowResize() {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize( window.innerWidth, window.innerHeight );
}
function loop() {
requestAnimationFrame( loop );
world.step();
var p, r, m, x, y, z;
var mtx = new THREE.Matrix4();
var i = bodys.length;
var mesh;
while (i--){
var body = bodys[i].body;
mesh = meshs[i];
if(!body.sleeping){
m = body.getMatrix();
mtx.fromArray(m);
mesh.position.setFromMatrixPosition( mtx );
mesh.rotation.setFromRotationMatrix( mtx );
// change material
if(mesh.material.name === 'sbox') mesh.material = matBox;
if(mesh.material.name === 'ssph') mesh.material = matSphere;
// reset position
if(mesh.position.y<-100){
x = -100 + Math.random()*200;
z = -100 + Math.random()*200;
y = 100 + Math.random()*1000;
body.resetPosition(x,y,z);
}
} else {
if(mesh.material.name === 'box') mesh.material = matBoxSleep;
if(mesh.material.name === 'sph') mesh.material = matSphereSleep;
}
}
renderer.render( scene, camera );
displayInfo();
}
function gravity(g){
nG = document.getElementById("gravity").value
world.gravity = new OIMO.Vec3(0, nG, 0);
}
function displayInfo(){
time = Date.now();
if (time - 1000 > time_prev) {
time_prev = time; fpsint = fps; fps = 0;
} fps++;
var info =[
"Oimo.js DEV.1.1.1a<br><br>",
"FPS: " + fpsint +" fps<br><br>",
"Rigidbody: "+world.numRigidBodies+"<br>",
"Contact: "+world.numContacts+"<br>",
"Pair Check: "+world.broadPhase.numPairChecks+"<br>",
"Contact Point: "+world.numContactPoints+"<br>",
"Island: " + world.numIslands +"<br><br>",
"Broad-Phase Time: " + world.performance.broadPhaseTime + " ms<br>",
"Narrow-Phase Time: " + world.performance.narrowPhaseTime + " ms<br>",
"Solving Time: " + world.performance.solvingTime + " ms<br>",
"Updating Time: " + world.performance.updatingTime + " ms<br>",
"Total Time: " + world.performance.totalTime + " ms "
].join("\n");
document.getElementById("info").innerHTML = info;
}
function basicTexture(n){
var canvas = document.createElement( 'canvas' );
canvas.width = canvas.height = 64;
var ctx = canvas.getContext( '2d' );
var colors = [];
if(n===0){ // sphere
colors[0] = "#58AA80";
colors[1] = "#58FFAA";
}
if(n===1){ // sphere sleep
colors[0] = "#383838";
colors[1] = "#38AA80";
}
if(n===2){ // box
colors[0] = "#AA8058";
colors[1] = "#FFAA58";
}
if(n===3){ // box sleep
colors[0] = "#383838";
colors[1] = "#AA8038";
}
ctx.fillStyle = colors[0];
ctx.fillRect(0, 0, 64, 64);
ctx.fillStyle = colors[1];
ctx.fillRect(0, 0, 32, 32);
ctx.fillRect(32, 32, 32, 32);
var tx = new THREE.Texture(canvas);
tx.needsUpdate = true;
return tx;
}
// MATH
function Orbit(origine, horizontal, vertical, distance) {
var p = new THREE.Vector3();
var phi = vertical*ToRad;
var theta = horizontal*ToRad;
p.x = (distance * Math.sin(phi) * Math.cos(theta)) + origine.x;
p.z = (distance * Math.sin(phi) * Math.sin(theta)) + origine.z;
p.y = (distance * Math.cos(phi)) + origine.y;
return p;
}
// MOUSE & NAVIGATION
function moveCamera() {
camera.position.copy(Orbit(center, camPos.horizontal, camPos.vertical, camPos.distance));
camera.lookAt(center);
}
function onMouseDown(e) {
e.preventDefault();
mouse.ox = e.clientX;
mouse.oy = e.clientY;
mouse.h = camPos.horizontal;
mouse.v = camPos.vertical;
mouse.down = true;
}
function onMouseUp(e) {
mouse.down = false;
document.body.style.cursor = 'auto';
}
function onMouseMove(e) {
e.preventDefault();
if (mouse.down ) {
document.body.style.cursor = 'move';
camPos.horizontal = ((e.clientX - mouse.ox) * 0.3) + mouse.h;
camPos.vertical = (-(e.clientY - mouse.oy) * 0.3) + mouse.v;
moveCamera();
}
}
function onMouseWheel(e) {
var delta = 0;
if(e.wheelDeltaY){delta=e.wheelDeltaY*0.01;}
else if(e.wheelDelta){delta=e.wheelDelta*0.05;}
else if(e.detail){delta=-e.detail*1.0;}
camPos.distance-=(delta*10);
moveCamera();
}
</script>
</html>