Hi,

Is there any examples to show how to use DrawProcedural and DrawProceduralIndirect for instancing in unity?

Thanks in advance…

Yes, Aras posted some examples of all the new DX11 features in Unity 4.0 here:
http://forum.unity3d.com/threads/148874-Compute-Shaders?p=1021130&viewfull=1#post1021130