mirror of
https://github.com/Doodle3D/Doodle3D-Slicer.git
synced 2024-11-14 02:07:56 +01:00
348 lines
8.2 KiB
HTML
Executable File
348 lines
8.2 KiB
HTML
Executable File
<!doctype html>
|
|
<html lang="en">
|
|
<head>
|
|
<title>WebGL decals</title>
|
|
<meta charset="utf-8">
|
|
<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
|
|
<style>
|
|
body {
|
|
color: #fff;
|
|
font-family:Monospace;
|
|
font-size:13px;
|
|
margin: 0px;
|
|
text-align:center;
|
|
overflow: hidden;
|
|
}
|
|
#info{ position: absolute; width: 100%; padding: 5px; }
|
|
</style>
|
|
</head>
|
|
<body>
|
|
|
|
<div id="container"></div>
|
|
<div id="info">
|
|
<strong>Decal Splatter</strong><br />
|
|
Click or tap to shoot.</p>
|
|
</div>
|
|
|
|
<script src="../build/three.min.js"></script>
|
|
<script src="js/geometries/DecalGeometry.js"></script>
|
|
<script src="js/controls/OrbitControls.js"></script>
|
|
<script src="js/libs/dat.gui.min.js"></script>
|
|
|
|
<script>
|
|
|
|
var container = document.getElementById( 'container' );
|
|
|
|
var renderer, scene, camera, fov = 45;
|
|
var mesh, decal;
|
|
var raycaster;
|
|
var line;
|
|
|
|
var intersection = {
|
|
intersects: false,
|
|
point: new THREE.Vector3(),
|
|
normal: new THREE.Vector3()
|
|
};
|
|
var controls;
|
|
var mouse = new THREE.Vector2();
|
|
|
|
var decalDiffuse = THREE.ImageUtils.loadTexture( 'textures/decal/decal-diffuse.png' );
|
|
var decalNormal = THREE.ImageUtils.loadTexture( 'textures/decal/decal-normal.jpg' );
|
|
|
|
var decalMaterial = new THREE.MeshPhongMaterial( {
|
|
specular: 0x444444,
|
|
map: decalDiffuse,
|
|
normalMap: decalNormal,
|
|
normalScale: new THREE.Vector2( 1, 1 ),
|
|
shininess: 30,
|
|
transparent: true,
|
|
depthTest: true,
|
|
depthWrite: false,
|
|
polygonOffset: true,
|
|
polygonOffsetFactor: -4,
|
|
wireframe: false
|
|
});
|
|
/*decalMaterial = new THREE.MeshNormalMaterial( {
|
|
transparent: true,
|
|
depthTest: true,
|
|
depthWrite: false,
|
|
polygonOffset: true,
|
|
polygonOffsetFactor: -4,
|
|
shading: THREE.SmoothShading
|
|
});*/
|
|
var decals = [];
|
|
var decalHelper, mouseHelper;
|
|
var p = new THREE.Vector3( 0, 0, 0 );
|
|
var r = new THREE.Vector3( 0, 0, 0 );
|
|
var s = new THREE.Vector3( 10, 10, 10 );
|
|
var up = new THREE.Vector3( 0, 1, 0 );
|
|
var check = new THREE.Vector3( 1, 1, 1 );
|
|
|
|
var params = {
|
|
projection: 'normal',
|
|
minScale: 10,
|
|
maxScale: 20,
|
|
rotate: true,
|
|
clear: function() {
|
|
removeDecals();
|
|
}
|
|
};
|
|
|
|
window.addEventListener( 'load', init );
|
|
|
|
function init() {
|
|
|
|
renderer = new THREE.WebGLRenderer( { antialias: true } );
|
|
renderer.setPixelRatio( window.devicePixelRatio );
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
|
container.appendChild( renderer.domElement );
|
|
|
|
scene = new THREE.Scene();
|
|
|
|
camera = new THREE.PerspectiveCamera( fov, window.innerWidth / window.innerHeight, 1, 1000 );
|
|
camera.position.z = 100;
|
|
camera.target = new THREE.Vector3();
|
|
|
|
controls = new THREE.OrbitControls( camera, renderer.domElement );
|
|
controls.minDistance = 50;
|
|
controls.maxDistance = 200;
|
|
|
|
var light = new THREE.HemisphereLight( 0xffddcc, 0x111122 );
|
|
light.position.set( 1, 0.75, 0.5 );
|
|
scene.add( light );
|
|
|
|
line = new THREE.Line( new THREE.Geometry( ), new THREE.LineBasicMaterial( { linewidth: 4 }) );
|
|
line.geometry.vertices.push( new THREE.Vector3( 0, 0, 0 ) );
|
|
line.geometry.vertices.push( new THREE.Vector3( 0, 0, 0 ) );
|
|
scene.add( line );
|
|
|
|
loadLeePerrySmith();
|
|
|
|
raycaster = new THREE.Raycaster();
|
|
|
|
mouseHelper = new THREE.Mesh( new THREE.BoxGeometry( 1, 1, 10 ), new THREE.MeshNormalMaterial() );
|
|
mouseHelper.visible = false;
|
|
scene.add( mouseHelper );
|
|
|
|
window.addEventListener( 'resize', onWindowResize, false );
|
|
|
|
var moved = false;
|
|
|
|
controls.addEventListener( 'change', function() {
|
|
|
|
moved = true;
|
|
|
|
} );
|
|
|
|
window.addEventListener( 'mousedown', function () {
|
|
|
|
moved = false;
|
|
|
|
}, false );
|
|
|
|
window.addEventListener( 'mouseup', function() {
|
|
|
|
checkIntersection();
|
|
if( !moved ) shoot();
|
|
|
|
} );
|
|
|
|
window.addEventListener( 'mousemove', onTouchMove );
|
|
window.addEventListener( 'touchmove', onTouchMove );
|
|
|
|
function onTouchMove( event ) {
|
|
|
|
if( event.changedTouches ) {
|
|
x = event.changedTouches[ 0 ].pageX;
|
|
y = event.changedTouches[ 0 ].pageY;
|
|
} else {
|
|
x = event.clientX;
|
|
y = event.clientY;
|
|
}
|
|
|
|
mouse.x = ( x / window.innerWidth ) * 2 - 1;
|
|
mouse.y = - ( y / window.innerHeight ) * 2 + 1;
|
|
|
|
checkIntersection();
|
|
|
|
}
|
|
|
|
function checkIntersection() {
|
|
|
|
if( !mesh ) return;
|
|
|
|
raycaster.setFromCamera( mouse, camera );
|
|
|
|
var intersects = raycaster.intersectObjects( [ mesh ] );
|
|
|
|
if ( intersects.length > 0 ) {
|
|
|
|
var p = intersects[ 0 ].point;
|
|
mouseHelper.position.copy( p );
|
|
intersection.point.copy( p );
|
|
var n = intersects[ 0 ].face.normal.clone();
|
|
n.multiplyScalar( 10 );
|
|
n.add( intersects[ 0 ].point );
|
|
intersection.normal.copy( intersects[ 0 ].face.normal );
|
|
mouseHelper.lookAt( n );
|
|
|
|
line.geometry.vertices[ 0 ].copy( intersection.point );
|
|
line.geometry.vertices[ 1 ].copy( n );
|
|
line.geometry.verticesNeedUpdate = true;
|
|
|
|
intersection.intersects = true;
|
|
|
|
} else {
|
|
|
|
intersection.intersects = false;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
var gui = new dat.GUI();
|
|
|
|
gui.add( params, 'projection', { 'From cam to mesh': 'camera', 'Normal to mesh': 'normal' } );
|
|
gui.add( params, 'minScale', 1, 30 );
|
|
gui.add( params, 'maxScale', 1, 30 );
|
|
gui.add( params, 'rotate' );
|
|
gui.add( params, 'clear' );
|
|
gui.open();
|
|
|
|
onWindowResize();
|
|
render();
|
|
|
|
}
|
|
|
|
function loadLeePerrySmith( callback ) {
|
|
|
|
var loader = new THREE.JSONLoader();
|
|
|
|
loader.load( 'obj/leeperrysmith/LeePerrySmith.js', function( geometry ) {
|
|
|
|
geometry.verticesNeedUpdate = true;
|
|
geometry.elementsNeedUpdate = true;
|
|
geometry.morphTargetsNeedUpdate = true;
|
|
geometry.uvsNeedUpdate = true;
|
|
geometry.normalsNeedUpdate = true;
|
|
geometry.colorsNeedUpdate = true;
|
|
geometry.tangentsNeedUpdate = true;
|
|
|
|
var material = new THREE.MeshPhongMaterial( {
|
|
map: THREE.ImageUtils.loadTexture( 'obj/leeperrysmith/Map-COL.jpg' ),
|
|
specularMap: THREE.ImageUtils.loadTexture( 'obj/leeperrysmith/Map-SPEC.jpg' ),
|
|
normalMap: THREE.ImageUtils.loadTexture( 'obj/leeperrysmith/Infinite-Level_02_Tangent_SmoothUV.jpg' ),
|
|
shininess: 10
|
|
} );
|
|
|
|
mesh = new THREE.Mesh( geometry, material );
|
|
scene.add( mesh );
|
|
mesh.scale.set( 10, 10, 10 );
|
|
|
|
//scene.add( new THREE.FaceNormalsHelper( mesh, 1 ) );
|
|
//scene.add( new THREE.VertexNormalsHelper( mesh, 1 ) );
|
|
|
|
} );
|
|
|
|
}
|
|
|
|
function shoot() {
|
|
|
|
if( params.projection == 'camera' ) {
|
|
|
|
var dir = camera.target.clone();
|
|
dir.sub( camera.position );
|
|
|
|
p = intersection.point;
|
|
|
|
var m = new THREE.Matrix4();
|
|
var c = dir.clone();
|
|
c.negate();
|
|
c.multiplyScalar( 10 );
|
|
c.add( p );
|
|
m.lookAt( p, c, up );
|
|
m = m.extractRotation( m );
|
|
|
|
dummy = new THREE.Object3D();
|
|
dummy.rotation.setFromRotationMatrix( m );
|
|
r.set( dummy.rotation.x, dummy.rotation.y, dummy.rotation.z );
|
|
|
|
} else {
|
|
|
|
p = intersection.point;
|
|
r.copy( mouseHelper.rotation );
|
|
|
|
}
|
|
|
|
var scale = params.minScale + Math.random() * ( params.maxScale - params.minScale );
|
|
s.set( scale, scale, scale );
|
|
|
|
if( params.rotate) r.z = Math.random() * 2 * Math.PI;
|
|
|
|
var material = decalMaterial.clone();
|
|
material.color.setHex( Math.random() * 0xffffff );
|
|
|
|
var m = new THREE.Mesh( new THREE.DecalGeometry( mesh, p, r, s, check ), material );
|
|
decals.push( m );
|
|
scene.add( m );
|
|
|
|
}
|
|
|
|
function removeDecals() {
|
|
|
|
decals.forEach( function( d ) {
|
|
scene.remove( d );
|
|
d = null;
|
|
} );
|
|
decals = [];
|
|
|
|
};
|
|
|
|
function mergeDecals() {
|
|
|
|
var merge = {};
|
|
decals.forEach(function (decal) {
|
|
|
|
var uuid = decal.material.uuid;
|
|
var d = merge[uuid] = merge[uuid] || {};
|
|
d.material = d.material || decal.material;
|
|
d.geometry = d.geometry || new THREE.Geometry();
|
|
d.geometry.merge(decal.geometry, decal.matrix);
|
|
|
|
});
|
|
|
|
removeDecals();
|
|
|
|
for (var key in merge) {
|
|
|
|
var d = merge[key];
|
|
var mesh = new THREE.Mesh(d.geometry, d.material);
|
|
scene.add(mesh);
|
|
decals.push(mesh);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
function onWindowResize() {
|
|
|
|
camera.aspect = window.innerWidth / window.innerHeight;
|
|
camera.updateProjectionMatrix();
|
|
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
|
|
|
}
|
|
|
|
function render() {
|
|
|
|
requestAnimationFrame( render );
|
|
|
|
renderer.render( scene, camera );
|
|
|
|
}
|
|
|
|
</script>
|
|
|
|
</body>
|
|
</html>
|