You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
317 lines
7.1 KiB
317 lines
7.1 KiB
<!DOCTYPE html>
|
|
<html lang="en">
|
|
<head>
|
|
<title>three.js webgl - decals - Decal Splatter</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 {
|
|
background:#777;
|
|
padding:0;
|
|
margin:0;
|
|
font-weight: bold;
|
|
overflow:hidden;
|
|
}
|
|
|
|
#info {
|
|
position: absolute;
|
|
top: 0px;
|
|
width: 100%;
|
|
color: #ffffff;
|
|
padding: 5px;
|
|
font-family:Monospace;
|
|
font-size:13px;
|
|
text-align:center;
|
|
}
|
|
|
|
a {
|
|
color: #ffffff;
|
|
}
|
|
</style>
|
|
</head>
|
|
<body>
|
|
|
|
<div id="container"></div>
|
|
<div id="info"><a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> - decals - Decal Splatter (click or tap to shoot)</div>
|
|
|
|
<script src="../build/three.js"></script>
|
|
<script src="js/geometries/DecalGeometry.js"></script>
|
|
<script src="js/controls/OrbitControls.js"></script>
|
|
<script src="js/loaders/GLTFLoader.js"></script>
|
|
<script src="js/libs/stats.min.js"></script>
|
|
<script src="js/libs/dat.gui.min.js"></script>
|
|
|
|
<script>
|
|
|
|
var container = document.getElementById( 'container' );
|
|
|
|
var renderer, scene, camera, stats;
|
|
var mesh;
|
|
var raycaster;
|
|
var line;
|
|
|
|
var intersection = {
|
|
intersects: false,
|
|
point: new THREE.Vector3(),
|
|
normal: new THREE.Vector3()
|
|
};
|
|
var mouse = new THREE.Vector2();
|
|
|
|
var textureLoader = new THREE.TextureLoader();
|
|
var decalDiffuse = textureLoader.load( 'textures/decal/decal-diffuse.png' );
|
|
var decalNormal = textureLoader.load( '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
|
|
} );
|
|
|
|
var decals = [];
|
|
var mouseHelper;
|
|
var position = new THREE.Vector3();
|
|
var orientation = new THREE.Euler();
|
|
var size = new THREE.Vector3( 10, 10, 10 );
|
|
|
|
var params = {
|
|
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 );
|
|
|
|
stats = new Stats();
|
|
container.appendChild( stats.dom );
|
|
|
|
scene = new THREE.Scene();
|
|
|
|
camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 1000 );
|
|
camera.position.z = 120;
|
|
camera.target = new THREE.Vector3();
|
|
|
|
var controls = new THREE.OrbitControls( camera, renderer.domElement );
|
|
controls.minDistance = 50;
|
|
controls.maxDistance = 200;
|
|
|
|
scene.add( new THREE.AmbientLight( 0x443333 ) );
|
|
|
|
var light = new THREE.DirectionalLight( 0xffddcc, 1 );
|
|
light.position.set( 1, 0.75, 0.5 );
|
|
scene.add( light );
|
|
|
|
var light = new THREE.DirectionalLight( 0xccccff, 1 );
|
|
light.position.set( - 1, 0.75, - 0.5 );
|
|
scene.add( light );
|
|
|
|
var geometry = new THREE.BufferGeometry();
|
|
geometry.setFromPoints( [ new THREE.Vector3(), new THREE.Vector3() ] );
|
|
|
|
line = new THREE.Line( geometry, new THREE.LineBasicMaterial() );
|
|
scene.add( line );
|
|
|
|
loadLeePerrySmith();
|
|
|
|
raycaster = new THREE.Raycaster();
|
|
|
|
mouseHelper = new THREE.Mesh( new THREE.BoxBufferGeometry( 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 && intersection.intersects ) shoot();
|
|
|
|
} );
|
|
|
|
window.addEventListener( 'mousemove', onTouchMove );
|
|
window.addEventListener( 'touchmove', onTouchMove );
|
|
|
|
function onTouchMove( event ) {
|
|
|
|
var x, y;
|
|
|
|
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.transformDirection( mesh.matrixWorld );
|
|
n.multiplyScalar( 10 );
|
|
n.add( intersects[ 0 ].point );
|
|
|
|
intersection.normal.copy( intersects[ 0 ].face.normal );
|
|
mouseHelper.lookAt( n );
|
|
|
|
var positions = line.geometry.attributes.position;
|
|
positions.setXYZ( 0, p.x, p.y, p.z );
|
|
positions.setXYZ( 1, n.x, n.y, n.z );
|
|
positions.needsUpdate = true;
|
|
|
|
intersection.intersects = true;
|
|
|
|
} else {
|
|
|
|
intersection.intersects = false;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
var gui = new dat.GUI();
|
|
|
|
gui.add( params, 'minScale', 1, 30 );
|
|
gui.add( params, 'maxScale', 1, 30 );
|
|
gui.add( params, 'rotate' );
|
|
gui.add( params, 'clear' );
|
|
gui.open();
|
|
|
|
onWindowResize();
|
|
animate();
|
|
|
|
}
|
|
|
|
function loadLeePerrySmith() {
|
|
|
|
var loader = new THREE.GLTFLoader();
|
|
|
|
loader.load( 'models/gltf/LeePerrySmith/LeePerrySmith.glb', function ( gltf ) {
|
|
|
|
mesh = gltf.scene.children[ 0 ];
|
|
mesh.material = new THREE.MeshPhongMaterial( {
|
|
specular: 0x111111,
|
|
map: textureLoader.load( 'models/gltf/LeePerrySmith/Map-COL.jpg' ),
|
|
specularMap: textureLoader.load( 'models/gltf/LeePerrySmith/Map-SPEC.jpg' ),
|
|
normalMap: textureLoader.load( 'models/gltf/LeePerrySmith/Infinite-Level_02_Tangent_SmoothUV.jpg' ),
|
|
shininess: 25
|
|
} );
|
|
|
|
scene.add( mesh );
|
|
mesh.scale.set( 10, 10, 10 );
|
|
|
|
} );
|
|
|
|
}
|
|
|
|
function shoot() {
|
|
|
|
position.copy( intersection.point );
|
|
orientation.copy( mouseHelper.rotation );
|
|
|
|
if ( params.rotate ) orientation.z = Math.random() * 2 * Math.PI;
|
|
|
|
var scale = params.minScale + Math.random() * ( params.maxScale - params.minScale );
|
|
size.set( scale, scale, scale );
|
|
|
|
var material = decalMaterial.clone();
|
|
material.color.setHex( Math.random() * 0xffffff );
|
|
|
|
var m = new THREE.Mesh( new THREE.DecalGeometry( mesh, position, orientation, size ), material );
|
|
|
|
decals.push( m );
|
|
scene.add( m );
|
|
|
|
}
|
|
|
|
function removeDecals() {
|
|
|
|
decals.forEach( function ( d ) {
|
|
|
|
scene.remove( d );
|
|
|
|
} );
|
|
|
|
decals = [];
|
|
|
|
}
|
|
|
|
function onWindowResize() {
|
|
|
|
camera.aspect = window.innerWidth / window.innerHeight;
|
|
camera.updateProjectionMatrix();
|
|
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
|
|
|
}
|
|
|
|
function animate() {
|
|
|
|
requestAnimationFrame( animate );
|
|
|
|
renderer.render( scene, camera );
|
|
|
|
stats.update();
|
|
|
|
}
|
|
|
|
</script>
|
|
|
|
</body>
|
|
</html>
|