News for hackers. Stuff that matters.
Re:Raycaster in HTML5 / JavaScript by DanielRibeiro on Tuesday October 04, 2011 @10:40AM (#3071063)
There are also these old html5 2d canvas experiments: http://www.benjoffe.com/code/

Very similar to this one specifically: http://www.benjoffe.com/code/demos/canvascape/textures

Re:Raycaster in HTML5 / JavaScript by robinduckett on Tuesday October 04, 2011 @12:15PM (#3071577)
Uses the same textures, but the second one you linked to seems to be much quicker.