mirror of
https://github.com/Doodle3D/Doodle3D-Slicer.git
synced 2024-12-24 12:03:48 +01:00
219 lines
5.4 KiB
HTML
219 lines
5.4 KiB
HTML
|
<!DOCTYPE html>
|
||
|
|
<html lang="en">
|
||
|
|
<head>
|
||
|
|
<title>three.js canvas - interactive - voxel painter</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 {
|
||
|
|
font-family: Monospace;
|
||
|
|
background-color: #f0f0f0;
|
||
|
|
margin: 0px;
|
||
|
|
overflow: hidden;
|
||
|
|
}
|
||
|
|
</style>
|
||
|
|
</head>
|
||
|
|
<body>
|
||
|
|
|
||
|
|
<script src="../build/three.min.js"></script>
|
||
|
|
|
||
|
|
<script src="js/renderers/Projector.js"></script>
|
||
|
|
<script src="js/renderers/CanvasRenderer.js"></script>
|
||
|
|
|
||
|
|
<script>
|
||
|
|
|
||
|
|
var container;
|
||
|
|
var camera, scene, renderer;
|
||
|
|
var plane;
|
||
|
|
|
||
|
|
var mouse, raycaster, isShiftDown = false;
|
||
|
|
|
||
|
|
var cubeGeometry = new THREE.BoxGeometry( 50, 50, 50 );
|
||
|
|
var cubeMaterial = new THREE.MeshLambertMaterial( { color: 0x00ff80, overdraw: 0.5 } );
|
||
|
|
|
||
|
|
var objects = [];
|
||
|
|
|
||
|
|
init();
|
||
|
|
render();
|
||
|
|
|
||
|
|
function init() {
|
||
|
|
|
||
|
|
container = document.createElement( 'div' );
|
||
|
|
document.body.appendChild( container );
|
||
|
|
|
||
|
|
var info = document.createElement( 'div' );
|
||
|
|
info.style.position = 'absolute';
|
||
|
|
info.style.top = '10px';
|
||
|
|
info.style.width = '100%';
|
||
|
|
info.style.textAlign = 'center';
|
||
|
|
info.innerHTML = '<a href="http://threejs.org" target="_blank">three.js</a> - voxel painter<br><strong>click</strong>: add voxel, <strong>shift + click</strong>: remove voxel, <a href="javascript:save()">save .png</a>';
|
||
|
|
container.appendChild( info );
|
||
|
|
|
||
|
|
camera = new THREE.PerspectiveCamera( 40, window.innerWidth / window.innerHeight, 1, 10000 );
|
||
|
|
camera.position.set( 500, 800, 1300 );
|
||
|
|
camera.lookAt( new THREE.Vector3() );
|
||
|
|
|
||
|
|
scene = new THREE.Scene();
|
||
|
|
|
||
|
|
// Grid
|
||
|
|
|
||
|
|
var size = 500, step = 50;
|
||
|
|
|
||
|
|
var geometry = new THREE.Geometry();
|
||
|
|
|
||
|
|
for ( var i = - size; i <= size; i += step ) {
|
||
|
|
|
||
|
|
geometry.vertices.push( new THREE.Vector3( - size, 0, i ) );
|
||
|
|
geometry.vertices.push( new THREE.Vector3( size, 0, i ) );
|
||
|
|
|
||
|
|
geometry.vertices.push( new THREE.Vector3( i, 0, - size ) );
|
||
|
|
geometry.vertices.push( new THREE.Vector3( i, 0, size ) );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
var material = new THREE.LineBasicMaterial( { color: 0x000000, opacity: 0.2 } );
|
||
|
|
|
||
|
|
var line = new THREE.Line( geometry, material, THREE.LinePieces );
|
||
|
|
scene.add( line );
|
||
|
|
|
||
|
|
//
|
||
|
|
|
||
|
|
raycaster = new THREE.Raycaster();
|
||
|
|
mouse = new THREE.Vector2();
|
||
|
|
|
||
|
|
var geometry = new THREE.PlaneBufferGeometry( 1000, 1000 );
|
||
|
|
geometry.applyMatrix( new THREE.Matrix4().makeRotationX( - Math.PI / 2 ) );
|
||
|
|
|
||
|
|
plane = new THREE.Mesh( geometry );
|
||
|
|
plane.visible = false;
|
||
|
|
scene.add( plane );
|
||
|
|
|
||
|
|
objects.push( plane );
|
||
|
|
|
||
|
|
var material = new THREE.MeshBasicMaterial( { color: 0xff0000, wireframe: true } );
|
||
|
|
|
||
|
|
// Lights
|
||
|
|
|
||
|
|
var ambientLight = new THREE.AmbientLight( 0x606060 );
|
||
|
|
scene.add( ambientLight );
|
||
|
|
|
||
|
|
var directionalLight = new THREE.DirectionalLight( 0xffffff );
|
||
|
|
directionalLight.position.x = Math.random() - 0.5;
|
||
|
|
directionalLight.position.y = Math.random() - 0.5;
|
||
|
|
directionalLight.position.z = Math.random() - 0.5;
|
||
|
|
directionalLight.position.normalize();
|
||
|
|
scene.add( directionalLight );
|
||
|
|
|
||
|
|
var directionalLight = new THREE.DirectionalLight( 0x808080 );
|
||
|
|
directionalLight.position.x = Math.random() - 0.5;
|
||
|
|
directionalLight.position.y = Math.random() - 0.5;
|
||
|
|
directionalLight.position.z = Math.random() - 0.5;
|
||
|
|
directionalLight.position.normalize();
|
||
|
|
scene.add( directionalLight );
|
||
|
|
|
||
|
|
renderer = new THREE.CanvasRenderer();
|
||
|
|
renderer.setClearColor( 0xf0f0f0 );
|
||
|
|
renderer.setPixelRatio( window.devicePixelRatio );
|
||
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
||
|
|
container.appendChild(renderer.domElement);
|
||
|
|
|
||
|
|
document.addEventListener( 'mousedown', onDocumentMouseDown, false );
|
||
|
|
document.addEventListener( 'keydown', onDocumentKeyDown, false );
|
||
|
|
document.addEventListener( 'keyup', onDocumentKeyUp, false );
|
||
|
|
|
||
|
|
//
|
||
|
|
|
||
|
|
window.addEventListener( 'resize', onWindowResize, false );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
function onWindowResize() {
|
||
|
|
|
||
|
|
camera.aspect = window.innerWidth / window.innerHeight;
|
||
|
|
camera.updateProjectionMatrix();
|
||
|
|
|
||
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
||
|
|
|
||
|
|
render();
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
function onDocumentMouseDown( event ) {
|
||
|
|
|
||
|
|
event.preventDefault();
|
||
|
|
|
||
|
|
mouse.x = ( event.clientX / renderer.domElement.width ) * 2 - 1;
|
||
|
|
mouse.y = - ( event.clientY / renderer.domElement.height ) * 2 + 1;
|
||
|
|
|
||
|
|
raycaster.setFromCamera( mouse, camera );
|
||
|
|
|
||
|
|
var intersects = raycaster.intersectObjects( objects );
|
||
|
|
|
||
|
|
if ( intersects.length > 0 ) {
|
||
|
|
|
||
|
|
var intersect = intersects[ 0 ];
|
||
|
|
|
||
|
|
if ( isShiftDown ) {
|
||
|
|
|
||
|
|
if ( intersect.object != plane ) {
|
||
|
|
|
||
|
|
scene.remove( intersect.object );
|
||
|
|
|
||
|
|
objects.splice( objects.indexOf( intersect.object ), 1 );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
} else {
|
||
|
|
|
||
|
|
var voxel = new THREE.Mesh( cubeGeometry, cubeMaterial );
|
||
|
|
voxel.position.copy( intersect.point ).add( intersect.face.normal );
|
||
|
|
voxel.position.divideScalar( 50 ).floor().multiplyScalar( 50 ).addScalar( 25 );
|
||
|
|
scene.add( voxel );
|
||
|
|
|
||
|
|
objects.push( voxel );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
render();
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
function onDocumentKeyDown( event ) {
|
||
|
|
|
||
|
|
switch( event.keyCode ) {
|
||
|
|
|
||
|
|
case 16: isShiftDown = true; break;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
function onDocumentKeyUp( event ) {
|
||
|
|
|
||
|
|
switch( event.keyCode ) {
|
||
|
|
|
||
|
|
case 16: isShiftDown = false; break;
|
||
|
|
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function save() {
|
||
|
|
|
||
|
|
window.open( renderer.domElement.toDataURL('image/png'), 'mywindow' );
|
||
|
|
return false;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
function render() {
|
||
|
|
|
||
|
|
renderer.render( scene, camera );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
</script>
|
||
|
|
|
||
|
|
</body>
|
||
|
|
</html>
|