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webgl_geometry_text_shapes.html
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<!DOCTYPE html>
<html lang="en">
<head>
<title>three.js webgl - Simple text from json</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;
}
#info {
position: absolute;
top: 10px;
width: 100%;
text-align: center;
}
</style>
</head>
<body>
<div id="info">
<a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> webgl - Simple text from json fonts.
</div>
<script src="../build/three.js"></script>
<script src="js/controls/OrbitControls.js"></script>
<script>
var camera, scene, renderer;
init();
animate();
function init( ) {
camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 10000 );
camera.position.set( 0, - 400, 600 );
var controls = new THREE.OrbitControls( camera );
controls.target.set( 0, 0, 0 );
controls.update();
scene = new THREE.Scene();
scene.background = new THREE.Color( 0xf0f0f0 );
var loader = new THREE.FontLoader();
loader.load( 'fonts/helvetiker_regular.typeface.json', function ( font ) {
var xMid, text;
var color = 0x006699;
var matDark = new THREE.LineBasicMaterial( {
color: color,
side: THREE.DoubleSide
} );
var matLite = new THREE.MeshBasicMaterial( {
color: color,
transparent: true,
opacity: 0.4,
side: THREE.DoubleSide
} );
var message = " Three.js\nSimple text.";
var shapes = font.generateShapes( message, 100 );
var geometry = new THREE.ShapeBufferGeometry( shapes );
geometry.computeBoundingBox();
xMid = - 0.5 * ( geometry.boundingBox.max.x - geometry.boundingBox.min.x );
geometry.translate( xMid, 0, 0 );
// make shape ( N.B. edge view not visible )
text = new THREE.Mesh( geometry, matLite );
text.position.z = - 150;
scene.add( text );
// make line shape ( N.B. edge view remains visible )
var holeShapes = [];
for ( var i = 0; i < shapes.length; i ++ ) {
var shape = shapes[ i ];
if ( shape.holes && shape.holes.length > 0 ) {
for ( var j = 0; j < shape.holes.length; j ++ ) {
var hole = shape.holes[ j ];
holeShapes.push( hole );
}
}
}
shapes.push.apply( shapes, holeShapes );
var lineText = new THREE.Object3D();
for ( var i = 0; i < shapes.length; i ++ ) {
var shape = shapes[ i ];
var points = shape.getPoints();
var geometry = new THREE.BufferGeometry().setFromPoints( points );
geometry.translate( xMid, 0, 0 );
var lineMesh = new THREE.Line( geometry, matDark );
lineText.add( lineMesh );
}
scene.add( lineText );
} ); //end load function
renderer = new THREE.WebGLRenderer( { antialias: true } );
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
document.body.appendChild( renderer.domElement );
window.addEventListener( 'resize', onWindowResize, false );
} // end init
function onWindowResize() {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize( window.innerWidth, window.innerHeight );
}
function animate() {
requestAnimationFrame( animate );
render();
}
function render() {
renderer.render( scene, camera );
}
</script>
</body>
</html>