OES_texture_float WebGL extension under WebGL

In the video below you see a demo using OES_texture_float WebGL extension.

If the video card is the generation then you need to use Chrome and test online here.
This demo uses the following features:

• Raytraced reflections and refractions
• Analytic ambient occlusion
• Heightfield water simulation *
• Soft shadows
• Caustics **

It seems that technology WebGL has a brighter future , the proof is many demos on internet.

Shadertoy: Test your shader online.

If you want to learn and test 3D shader technology, then you can try Shader Toy v0.3 .
This web site allows you to write shaders and view the result .
It also comes with some useful examples .
More can be found on website .

Programming Demoscene

The basics of demo coding by Martti Nurmikari. You can see bellow: