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@zikolach
Created April 9, 2017 16:36
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JS Bin // source https://jsbin.com/xurahunaka
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>JS Bin</title>
</head>
<body style="background:#fff;">
<script src="https://cdnjs.cloudflare.com/ajax/libs/three.js/r82/three.min.js"></script>
<canvas id="canvas"></canvas>
<script id="jsbin-javascript">
var width = window.innerWidth, height = window.innerHeight / 2;
var size = 256;
var canvas = document.getElementById('canvas'),
ctx = canvas.getContext('2d');
var camera, scene, renderer, geometry, texture, mesh;
function changeCanvas() {
ctx.font = '20pt Arial';
ctx.fillStyle = 'red';
ctx.fillRect(0, 0, canvas.width, canvas.height);
ctx.fillStyle = 'white';
ctx.fillRect(10, 10, canvas.width - 20, canvas.height - 20);
ctx.fillStyle = 'black';
ctx.textAlign = "center";
ctx.textBaseline = "middle";
ctx.fillText(new Date().getTime(), canvas.width / 2, canvas.height / 2);
}
function init() {
renderer = new THREE.WebGLRenderer();
renderer.setSize(width, height);
document.body.appendChild(renderer.domElement);
scene = new THREE.Scene();
camera = new THREE.PerspectiveCamera(70, width / height, 1, 1000);
camera.position.z = 500;
scene.add(camera);
texture = new THREE.Texture(canvas);
var material = new THREE.MeshBasicMaterial({ map: texture });
geometry = new THREE.BoxGeometry( 200, 200, 200 );
mesh = new THREE.Mesh( geometry, material );
scene.add( mesh );
canvas.width = canvas.height = size;
}
function animate() {
requestAnimationFrame(animate);
changeCanvas();
texture.needsUpdate = true;
mesh.rotation.y += 0.01;
renderer.render(scene, camera);
}
init();
animate();
</script>
</body>
</html>
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