mirror of
https://github.com/Doodle3D/Doodle3D-Slicer.git
synced 2024-12-23 11:33:49 +01:00
385 lines
11 KiB
HTML
Executable File
385 lines
11 KiB
HTML
Executable File
<!DOCTYPE html>
|
|
<html lang="en">
|
|
<head>
|
|
<title>three.js webgl - geometry - minecraft - ao</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: #61443e;
|
|
font-family:Monospace;
|
|
font-size:13px;
|
|
text-align:center;
|
|
|
|
/* background-color: #bfd1e5; */
|
|
background-color: #ffffff;
|
|
margin: 0px;
|
|
overflow: hidden;
|
|
}
|
|
|
|
a { color: #a06851; }
|
|
|
|
#info {
|
|
position: absolute;
|
|
top: 0px; width: 100%;
|
|
padding: 5px;
|
|
}
|
|
|
|
#oldie {
|
|
background:rgb(100,0,0) !important;
|
|
color:#fff !important;
|
|
margin-top:10em !important;
|
|
}
|
|
#oldie a { color:#fff }
|
|
|
|
</style>
|
|
</head>
|
|
<body>
|
|
|
|
<div id="container"><br /><br /><br /><br /><br />Generating world...</div>
|
|
<div id="info">
|
|
<a href="http://threejs.org" target="_blank">three.js</a> - <a href="http://www.minecraft.net/" target="_blank">minecraft</a> demo [ambient occlusion]. featuring <a href="http://painterlypack.net/" target="_blank">painterly pack</a><br />(left click: forward, right click: backward)
|
|
</div>
|
|
|
|
<script src="../build/three.min.js"></script>
|
|
|
|
<script src="js/controls/FirstPersonControls.js"></script>
|
|
|
|
<script src="js/ImprovedNoise.js"></script>
|
|
|
|
<script src="js/Detector.js"></script>
|
|
<script src="js/libs/stats.min.js"></script>
|
|
|
|
<script>
|
|
|
|
if ( ! Detector.webgl ) {
|
|
|
|
Detector.addGetWebGLMessage();
|
|
document.getElementById( 'container' ).innerHTML = "";
|
|
|
|
}
|
|
|
|
var fogExp2 = true;
|
|
|
|
var container, stats;
|
|
|
|
var camera, controls, scene, renderer;
|
|
|
|
var mesh, mat;
|
|
|
|
var worldWidth = 200, worldDepth = 200,
|
|
worldHalfWidth = worldWidth / 2, worldHalfDepth = worldDepth / 2,
|
|
data = generateHeight( worldWidth, worldDepth );
|
|
|
|
var clock = new THREE.Clock();
|
|
|
|
init();
|
|
animate();
|
|
|
|
function init() {
|
|
|
|
container = document.getElementById( 'container' );
|
|
|
|
camera = new THREE.PerspectiveCamera( 50, window.innerWidth / window.innerHeight, 1, 20000 );
|
|
camera.position.y = getY( worldHalfWidth, worldHalfDepth ) * 100 + 100;
|
|
|
|
controls = new THREE.FirstPersonControls( camera );
|
|
|
|
controls.movementSpeed = 1000;
|
|
controls.lookSpeed = 0.125;
|
|
controls.lookVertical = true;
|
|
controls.constrainVertical = true;
|
|
controls.verticalMin = 1.1;
|
|
controls.verticalMax = 2.2;
|
|
|
|
scene = new THREE.Scene();
|
|
scene.fog = new THREE.FogExp2( 0xffffff, 0.00015 );
|
|
|
|
// sides
|
|
|
|
var light = new THREE.Color( 0xffffff );
|
|
var shadow = new THREE.Color( 0x505050 );
|
|
|
|
var matrix = new THREE.Matrix4();
|
|
|
|
var pxGeometry = new THREE.PlaneGeometry( 100, 100 );
|
|
pxGeometry.faces[ 0 ].vertexColors = [ light, shadow, light ];
|
|
pxGeometry.faces[ 1 ].vertexColors = [ shadow, shadow, light ];
|
|
pxGeometry.faceVertexUvs[ 0 ][ 0 ][ 0 ].y = 0.5;
|
|
pxGeometry.faceVertexUvs[ 0 ][ 0 ][ 2 ].y = 0.5;
|
|
pxGeometry.faceVertexUvs[ 0 ][ 1 ][ 2 ].y = 0.5;
|
|
pxGeometry.applyMatrix( matrix.makeRotationY( Math.PI / 2 ) );
|
|
pxGeometry.applyMatrix( matrix.makeTranslation( 50, 0, 0 ) );
|
|
|
|
var nxGeometry = new THREE.PlaneGeometry( 100, 100 );
|
|
nxGeometry.faces[ 0 ].vertexColors = [ light, shadow, light ];
|
|
nxGeometry.faces[ 1 ].vertexColors = [ shadow, shadow, light ];
|
|
nxGeometry.faceVertexUvs[ 0 ][ 0 ][ 0 ].y = 0.5;
|
|
nxGeometry.faceVertexUvs[ 0 ][ 0 ][ 2 ].y = 0.5;
|
|
nxGeometry.faceVertexUvs[ 0 ][ 1 ][ 2 ].y = 0.5;
|
|
nxGeometry.applyMatrix( matrix.makeRotationY( - Math.PI / 2 ) );
|
|
nxGeometry.applyMatrix( matrix.makeTranslation( - 50, 0, 0 ) );
|
|
|
|
var pyGeometry = new THREE.PlaneGeometry( 100, 100 );
|
|
pyGeometry.faces[ 0 ].vertexColors = [ light, light, light ];
|
|
pyGeometry.faces[ 1 ].vertexColors = [ light, light, light ];
|
|
pyGeometry.faceVertexUvs[ 0 ][ 0 ][ 1 ].y = 0.5;
|
|
pyGeometry.faceVertexUvs[ 0 ][ 1 ][ 0 ].y = 0.5;
|
|
pyGeometry.faceVertexUvs[ 0 ][ 1 ][ 1 ].y = 0.5;
|
|
pyGeometry.applyMatrix( matrix.makeRotationX( - Math.PI / 2 ) );
|
|
pyGeometry.applyMatrix( matrix.makeTranslation( 0, 50, 0 ) );
|
|
|
|
var py2Geometry = new THREE.PlaneGeometry( 100, 100 );
|
|
py2Geometry.faces[ 0 ].vertexColors = [ light, light, light ];
|
|
py2Geometry.faces[ 1 ].vertexColors = [ light, light, light ];
|
|
py2Geometry.faceVertexUvs[ 0 ][ 0 ][ 1 ].y = 0.5;
|
|
py2Geometry.faceVertexUvs[ 0 ][ 1 ][ 0 ].y = 0.5;
|
|
py2Geometry.faceVertexUvs[ 0 ][ 1 ][ 1 ].y = 0.5;
|
|
py2Geometry.applyMatrix( matrix.makeRotationX( - Math.PI / 2 ) );
|
|
py2Geometry.applyMatrix( matrix.makeRotationY( Math.PI / 2 ) );
|
|
py2Geometry.applyMatrix( matrix.makeTranslation( 0, 50, 0 ) );
|
|
|
|
var pzGeometry = new THREE.PlaneGeometry( 100, 100 );
|
|
pzGeometry.faces[ 0 ].vertexColors = [ light, shadow, light ];
|
|
pzGeometry.faces[ 1 ].vertexColors = [ shadow, shadow, light ];
|
|
pzGeometry.faceVertexUvs[ 0 ][ 0 ][ 0 ].y = 0.5;
|
|
pzGeometry.faceVertexUvs[ 0 ][ 0 ][ 2 ].y = 0.5;
|
|
pzGeometry.faceVertexUvs[ 0 ][ 1 ][ 2 ].y = 0.5;
|
|
pzGeometry.applyMatrix( matrix.makeTranslation( 0, 0, 50 ) );
|
|
|
|
var nzGeometry = new THREE.PlaneGeometry( 100, 100 );
|
|
nzGeometry.faces[ 0 ].vertexColors = [ light, shadow, light ];
|
|
nzGeometry.faces[ 1 ].vertexColors = [ shadow, shadow, light ];
|
|
nzGeometry.faceVertexUvs[ 0 ][ 0 ][ 0 ].y = 0.5;
|
|
nzGeometry.faceVertexUvs[ 0 ][ 0 ][ 2 ].y = 0.5;
|
|
nzGeometry.faceVertexUvs[ 0 ][ 1 ][ 2 ].y = 0.5;
|
|
nzGeometry.applyMatrix( matrix.makeRotationY( Math.PI ) );
|
|
nzGeometry.applyMatrix( matrix.makeTranslation( 0, 0, - 50 ) );
|
|
|
|
//
|
|
|
|
var geometry = new THREE.Geometry();
|
|
var dummy = new THREE.Mesh();
|
|
|
|
for ( var z = 0; z < worldDepth; z ++ ) {
|
|
|
|
for ( var x = 0; x < worldWidth; x ++ ) {
|
|
|
|
var h = getY( x, z );
|
|
|
|
matrix.makeTranslation(
|
|
x * 100 - worldHalfWidth * 100,
|
|
h * 100,
|
|
z * 100 - worldHalfDepth * 100
|
|
);
|
|
|
|
var px = getY( x + 1, z );
|
|
var nx = getY( x - 1, z );
|
|
var pz = getY( x, z + 1 );
|
|
var nz = getY( x, z - 1 );
|
|
|
|
var pxpz = getY( x + 1, z + 1 );
|
|
var nxpz = getY( x - 1, z + 1 );
|
|
var pxnz = getY( x + 1, z - 1 );
|
|
var nxnz = getY( x - 1, z - 1 );
|
|
|
|
var a = nx > h || nz > h || nxnz > h ? 0 : 1;
|
|
var b = nx > h || pz > h || nxpz > h ? 0 : 1;
|
|
var c = px > h || pz > h || pxpz > h ? 0 : 1;
|
|
var d = px > h || nz > h || pxnz > h ? 0 : 1;
|
|
|
|
if ( a + c > b + d ) {
|
|
|
|
var colors = py2Geometry.faces[ 0 ].vertexColors;
|
|
colors[ 0 ] = b === 0 ? shadow : light;
|
|
colors[ 1 ] = c === 0 ? shadow : light;
|
|
colors[ 2 ] = a === 0 ? shadow : light;
|
|
|
|
var colors = py2Geometry.faces[ 1 ].vertexColors;
|
|
colors[ 0 ] = c === 0 ? shadow : light;
|
|
colors[ 1 ] = d === 0 ? shadow : light;
|
|
colors[ 2 ] = a === 0 ? shadow : light;
|
|
|
|
geometry.merge( py2Geometry, matrix );
|
|
|
|
} else {
|
|
|
|
var colors = pyGeometry.faces[ 0 ].vertexColors;
|
|
colors[ 0 ] = a === 0 ? shadow : light;
|
|
colors[ 1 ] = b === 0 ? shadow : light;
|
|
colors[ 2 ] = d === 0 ? shadow : light;
|
|
|
|
var colors = pyGeometry.faces[ 1 ].vertexColors;
|
|
colors[ 0 ] = b === 0 ? shadow : light;
|
|
colors[ 1 ] = c === 0 ? shadow : light;
|
|
colors[ 2 ] = d === 0 ? shadow : light;
|
|
|
|
geometry.merge( pyGeometry, matrix );
|
|
|
|
}
|
|
|
|
if ( ( px != h && px != h + 1 ) || x == 0 ) {
|
|
|
|
var colors = pxGeometry.faces[ 0 ].vertexColors;
|
|
colors[ 0 ] = pxpz > px && x > 0 ? shadow : light;
|
|
colors[ 2 ] = pxnz > px && x > 0 ? shadow : light;
|
|
|
|
var colors = pxGeometry.faces[ 1 ].vertexColors;
|
|
colors[ 2 ] = pxnz > px && x > 0 ? shadow : light;
|
|
|
|
geometry.merge( pxGeometry, matrix );
|
|
|
|
}
|
|
|
|
if ( ( nx != h && nx != h + 1 ) || x == worldWidth - 1 ) {
|
|
|
|
var colors = nxGeometry.faces[ 0 ].vertexColors;
|
|
colors[ 0 ] = nxnz > nx && x < worldWidth - 1 ? shadow : light;
|
|
colors[ 2 ] = nxpz > nx && x < worldWidth - 1 ? shadow : light;
|
|
|
|
var colors = nxGeometry.faces[ 1 ].vertexColors;
|
|
colors[ 2 ] = nxpz > nx && x < worldWidth - 1 ? shadow : light;
|
|
|
|
geometry.merge( nxGeometry, matrix );
|
|
|
|
}
|
|
|
|
if ( ( pz != h && pz != h + 1 ) || z == worldDepth - 1 ) {
|
|
|
|
var colors = pzGeometry.faces[ 0 ].vertexColors;
|
|
colors[ 0 ] = nxpz > pz && z < worldDepth - 1 ? shadow : light;
|
|
colors[ 2 ] = pxpz > pz && z < worldDepth - 1 ? shadow : light;
|
|
|
|
var colors = pzGeometry.faces[ 1 ].vertexColors;
|
|
colors[ 2 ] = pxpz > pz && z < worldDepth - 1 ? shadow : light;
|
|
|
|
geometry.merge( pzGeometry, matrix );
|
|
|
|
}
|
|
|
|
if ( ( nz != h && nz != h + 1 ) || z == 0 ) {
|
|
|
|
var colors = nzGeometry.faces[ 0 ].vertexColors;
|
|
colors[ 0 ] = pxnz > nz && z > 0 ? shadow : light;
|
|
colors[ 2 ] = nxnz > nz && z > 0 ? shadow : light;
|
|
|
|
var colors = nzGeometry.faces[ 1 ].vertexColors;
|
|
colors[ 2 ] = nxnz > nz && z > 0 ? shadow : light;
|
|
|
|
geometry.merge( nzGeometry, matrix );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
var texture = THREE.ImageUtils.loadTexture( 'textures/minecraft/atlas.png' );
|
|
texture.magFilter = THREE.NearestFilter;
|
|
texture.minFilter = THREE.LinearMipMapLinearFilter;
|
|
|
|
var mesh = new THREE.Mesh( geometry, new THREE.MeshLambertMaterial( { map: texture, vertexColors: THREE.VertexColors } ) );
|
|
scene.add( mesh );
|
|
|
|
var ambientLight = new THREE.AmbientLight( 0xcccccc );
|
|
scene.add( ambientLight );
|
|
|
|
var directionalLight = new THREE.DirectionalLight( 0xffffff, 2 );
|
|
directionalLight.position.set( 1, 1, 0.5 ).normalize();
|
|
scene.add( directionalLight );
|
|
|
|
renderer = new THREE.WebGLRenderer();
|
|
renderer.setClearColor( 0xffffff );
|
|
renderer.setPixelRatio( window.devicePixelRatio );
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
|
|
|
container.innerHTML = "";
|
|
|
|
container.appendChild( renderer.domElement );
|
|
|
|
stats = new Stats();
|
|
stats.domElement.style.position = 'absolute';
|
|
stats.domElement.style.top = '0px';
|
|
container.appendChild( stats.domElement );
|
|
|
|
//
|
|
|
|
window.addEventListener( 'resize', onWindowResize, false );
|
|
|
|
}
|
|
|
|
function onWindowResize() {
|
|
|
|
camera.aspect = window.innerWidth / window.innerHeight;
|
|
camera.updateProjectionMatrix();
|
|
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
|
|
|
controls.handleResize();
|
|
|
|
}
|
|
|
|
function loadTexture( path, callback ) {
|
|
|
|
var image = new Image();
|
|
|
|
image.onload = function () { callback(); };
|
|
image.src = path;
|
|
|
|
return image;
|
|
|
|
}
|
|
|
|
function generateHeight( width, height ) {
|
|
|
|
var data = [], perlin = new ImprovedNoise(),
|
|
size = width * height, quality = 2, z = Math.random() * 100;
|
|
|
|
for ( var j = 0; j < 4; j ++ ) {
|
|
|
|
if ( j == 0 ) for ( var i = 0; i < size; i ++ ) data[ i ] = 0;
|
|
|
|
for ( var i = 0; i < size; i ++ ) {
|
|
|
|
var x = i % width, y = ( i / width ) | 0;
|
|
data[ i ] += perlin.noise( x / quality, y / quality, z ) * quality;
|
|
|
|
}
|
|
|
|
quality *= 4
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function getY( x, z ) {
|
|
|
|
return ( data[ x + z * worldWidth ] * 0.2 ) | 0;
|
|
|
|
}
|
|
|
|
//
|
|
|
|
function animate() {
|
|
|
|
requestAnimationFrame( animate );
|
|
|
|
render();
|
|
stats.update();
|
|
|
|
}
|
|
|
|
function render() {
|
|
|
|
controls.update( clock.getDelta() );
|
|
renderer.render( scene, camera );
|
|
|
|
}
|
|
|
|
</script>
|
|
|
|
</body>
|
|
</html>
|