<!DOCTYPE html> <meta charset='UTF-8'> <!-- Clear the canvas to green to test that we get pixels to the screen. If this fails, something is seriously wrong. --> <html> <head> <script type='text/javascript' src='webgl-utils.js'></script> <script type='text/javascript'> 'use strict'; function setStatus(text) { var elem = document.getElementById('status'); elem.innerHTML = text; } function runTest() { var canvas = document.getElementById('canvas'); var gl = initGL(canvas); if (!gl) { setStatus('WebGL context creation failed.'); return; } gl.clearColor(0.0, 1.0, 0.0, 1.0); gl.clear(gl.COLOR_BUFFER_BIT); } </script> </head> <body onload='runTest();'> <canvas id='canvas' width='256' height='256'></canvas> <div id='status'></div> </body> </html>