mirror of
https://github.com/Doodle3D/Doodle3D-Slicer.git
synced 2024-11-23 05:57:57 +01:00
186 lines
4.5 KiB
HTML
186 lines
4.5 KiB
HTML
|
<!DOCTYPE html>
|
||
|
|
<html lang="en">
|
||
|
|
<head>
|
||
|
|
<title>three.js webgl - materials - blending</title>
|
||
|
|
<meta charset="utf-8">
|
||
|
|
<style>
|
||
|
|
body {
|
||
|
|
margin: 0px;
|
||
|
|
background-color: #000000;
|
||
|
|
overflow: hidden;
|
||
|
|
}
|
||
|
|
</style>
|
||
|
|
</head>
|
||
|
|
<body>
|
||
|
|
|
||
|
|
<script src="../build/three.min.js"></script>
|
||
|
|
<script src="js/Detector.js"></script>
|
||
|
|
|
||
|
|
<script>
|
||
|
|
|
||
|
|
if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
|
||
|
|
|
||
|
|
var camera, scene, renderer;
|
||
|
|
var mesh, mapBg;
|
||
|
|
|
||
|
|
init();
|
||
|
|
animate();
|
||
|
|
|
||
|
|
function init() {
|
||
|
|
|
||
|
|
// CAMERA
|
||
|
|
|
||
|
|
camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 1, 1000 );
|
||
|
|
camera.position.z = 600;
|
||
|
|
|
||
|
|
// SCENE
|
||
|
|
|
||
|
|
scene = new THREE.Scene();
|
||
|
|
|
||
|
|
// BACKGROUND
|
||
|
|
|
||
|
|
var x = document.createElement( "canvas" );
|
||
|
|
var xc = x.getContext( "2d" );
|
||
|
|
x.width = x.height = 128;
|
||
|
|
xc.fillStyle = "#ddd";
|
||
|
|
xc.fillRect( 0, 0, 128, 128 );
|
||
|
|
xc.fillStyle = "#555";
|
||
|
|
xc.fillRect( 0, 0, 64, 64 );
|
||
|
|
xc.fillStyle = "#999";
|
||
|
|
xc.fillRect( 32, 32, 32, 32 );
|
||
|
|
xc.fillStyle = "#555";
|
||
|
|
xc.fillRect( 64, 64, 64, 64 );
|
||
|
|
xc.fillStyle = "#777";
|
||
|
|
xc.fillRect( 96, 96, 32, 32 );
|
||
|
|
|
||
|
|
mapBg = new THREE.Texture( x );
|
||
|
|
mapBg.wrapS = mapBg.wrapT = THREE.RepeatWrapping;
|
||
|
|
mapBg.repeat.set( 128, 64 );
|
||
|
|
mapBg.needsUpdate = true;
|
||
|
|
|
||
|
|
/*
|
||
|
|
var mapBg = THREE.ImageUtils.loadTexture( "textures/disturb.jpg" );
|
||
|
|
mapBg.wrapS = mapBg.wrapT = THREE.RepeatWrapping;
|
||
|
|
mapBg.repeat.set( 8, 4 );
|
||
|
|
*/
|
||
|
|
|
||
|
|
var materialBg = new THREE.MeshBasicMaterial( { map: mapBg } );
|
||
|
|
|
||
|
|
var meshBg = new THREE.Mesh( new THREE.PlaneBufferGeometry( 4000, 2000 ), materialBg );
|
||
|
|
meshBg.position.set( 0, 0, -1 );
|
||
|
|
scene.add( meshBg );
|
||
|
|
|
||
|
|
// OBJECTS
|
||
|
|
|
||
|
|
var blendings = [ "NoBlending", "NormalBlending", "AdditiveBlending", "SubtractiveBlending", "MultiplyBlending", "AdditiveAlphaBlending" ];
|
||
|
|
|
||
|
|
var map0 = THREE.ImageUtils.loadTexture( 'textures/UV_Grid_Sm.jpg' );
|
||
|
|
var map1 = THREE.ImageUtils.loadTexture( 'textures/sprite0.jpg' );
|
||
|
|
var map2 = THREE.ImageUtils.loadTexture( 'textures/sprite0.png' );
|
||
|
|
var map3 = THREE.ImageUtils.loadTexture( 'textures/lensflare/lensflare0.png' );
|
||
|
|
var map4 = THREE.ImageUtils.loadTexture( 'textures/lensflare/lensflare0_alpha.png' );
|
||
|
|
|
||
|
|
var geo1 = new THREE.PlaneBufferGeometry( 100, 100 );
|
||
|
|
var geo2 = new THREE.PlaneBufferGeometry( 100, 25 );
|
||
|
|
|
||
|
|
addImageRow( map0, 300 );
|
||
|
|
addImageRow( map1, 150 );
|
||
|
|
addImageRow( map2, 0 );
|
||
|
|
addImageRow( map3, -150 );
|
||
|
|
addImageRow( map4, -300 );
|
||
|
|
|
||
|
|
function addImageRow( map, y ) {
|
||
|
|
|
||
|
|
for ( var i = 0; i < blendings.length; i ++ ) {
|
||
|
|
|
||
|
|
var blending = blendings[ i ];
|
||
|
|
|
||
|
|
var material = new THREE.MeshBasicMaterial( { map: map } );
|
||
|
|
material.transparent = true;
|
||
|
|
material.blending = THREE[ blending ];
|
||
|
|
|
||
|
|
var x = ( i - blendings.length / 2 ) * 110;
|
||
|
|
var z = 0;
|
||
|
|
|
||
|
|
var mesh = new THREE.Mesh( geo1, material );
|
||
|
|
mesh.position.set( x, y, z );
|
||
|
|
scene.add( mesh );
|
||
|
|
|
||
|
|
|
||
|
|
var mesh = new THREE.Mesh( geo2, generateLabelMaterial( blending.replace( "Blending", "" ) ) );
|
||
|
|
mesh.position.set( x, y - 75, z );
|
||
|
|
scene.add( mesh );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
// RENDERER
|
||
|
|
|
||
|
|
renderer = new THREE.WebGLRenderer();
|
||
|
|
renderer.setPixelRatio( window.devicePixelRatio );
|
||
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
||
|
|
document.body.appendChild( renderer.domElement );
|
||
|
|
|
||
|
|
// EVENTS
|
||
|
|
|
||
|
|
window.addEventListener( 'resize', onWindowResize, false );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
|
||
|
|
function onWindowResize( event ) {
|
||
|
|
|
||
|
|
var SCREEN_WIDTH = window.innerWidth;
|
||
|
|
var SCREEN_HEIGHT = window.innerHeight;
|
||
|
|
|
||
|
|
renderer.setSize( SCREEN_WIDTH, SCREEN_HEIGHT );
|
||
|
|
|
||
|
|
camera.aspect = SCREEN_WIDTH / SCREEN_HEIGHT;
|
||
|
|
camera.updateProjectionMatrix();
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
function generateLabelMaterial( text ) {
|
||
|
|
|
||
|
|
var x = document.createElement( "canvas" );
|
||
|
|
var xc = x.getContext( "2d" );
|
||
|
|
x.width = 128;
|
||
|
|
x.height = 32;
|
||
|
|
|
||
|
|
xc.fillStyle = "rgba( 0, 0, 0, 0.95 )";
|
||
|
|
xc.fillRect( 0, 0, 128, 32 );
|
||
|
|
|
||
|
|
xc.fillStyle = "white";
|
||
|
|
xc.font = "12pt arial bold";
|
||
|
|
xc.fillText( text, 10, 22 );
|
||
|
|
|
||
|
|
var map = new THREE.Texture( x );
|
||
|
|
map.needsUpdate = true;
|
||
|
|
|
||
|
|
var material = new THREE.MeshBasicMaterial( { map: map, transparent: true } );
|
||
|
|
return material;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
function animate() {
|
||
|
|
|
||
|
|
requestAnimationFrame( animate );
|
||
|
|
|
||
|
|
var time = Date.now() * 0.00025;
|
||
|
|
var ox = ( time * -0.01 * mapBg.repeat.x ) % 1;
|
||
|
|
var oy = ( time * -0.01 * mapBg.repeat.y ) % 1;
|
||
|
|
|
||
|
|
mapBg.offset.set( ox, oy );
|
||
|
|
|
||
|
|
renderer.render( scene, camera );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
</script>
|
||
|
|
|
||
|
|
</body>
|
||
|
|
</html>
|