WebGL single frame “screenshot” of webGL

Question

tried searching for something like this, but I\'ve had no luck. I\'m trying to open a new tab with a screenshot of the current state of my webgl image. Basically, it\'s a

Answer 1

If you open the window with no URL you can access it's entire DOM directly from the JavaScript that opened the window.

var w = window.open('', '');

You can then set or add anything you want

w.document.title = "DNA_screen";
w.document.body.style.backgroundColor = "red";

And add the screenshot

var img = new Image();
img.src = someCanvas.toDataURL();
w.document.body.appendChild(img);