4 ms·Here is some WebGL based ray tracing: http://glsl.heroku.com/e#7457.0 http://glsl.heroku.com/e#7457.0by Nican 14y agoHere is some WebGL based ray tracing: http://glsl.heroku.com/e#7457.0 http://glsl.heroku.com/e#7457.0