Archive for category Shader Code Snippet

Code Snippet: Clipping Planes in Shader [HLSL]

In the XNA 4.0 we dont have anymore the Fixed function that let us specify a clipping plane. Now we have to do this in shaders =P. In this post i will show how to do this ! Leia o resto desse post »

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Code Snippet: Edge Detector/Antialiasing Shader

Some days ago i was looking for a simple and effective edge detector idea to use in an AntiAliasing shader for Deferred Shading (ideas that effectively make use of the Normal and the Depth Buffers).

Two called my attention: The first one is from the game Stalker, this page from GPU Gems explains the whole idea (nothing very complitaded =P, they show lot of the code). The results are pretty cool, as you can see in this image for example. The second is the one used in Tabula Rasa game, this page from GPU Gems shows the whole idea.

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