<!DOCTYPE html>
<html>
<body>
<script>

var sourceCanvas3D = document.createElement('canvas');
var sourceCtx = sourceCanvas3D.getContext('webgl');
var destCanvas3D = document.createElement('canvas');
var destCtx = destCanvas3D.getContext('webgl');
if (!sourceCtx || !destCtx) {
    console.logFatalError("WebGL is not supported or enabled on this platform!");
    throw "WebGL is not supported or enabled on this platform!";
}
document.body.appendChild(sourceCanvas3D);
document.body.appendChild(destCanvas3D);
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