I'm glad you like it ;)
There are many features and improvements on the paper that have yet to be implemented, so i hope that over time it will be less and less bothersome ;). Improvements on editor...

I remeber i had a similar problem, but I don't remeber what was the cause exactly. Try switching to RGBA maybe and play with this code (works for me on ATI & NVIDIA):

Creating fbo:

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For over a year I've been working on a program which i think might be nice tool for shader/effects programmers. Basicaly it's a shader editor with 3D scene and camera free look. I needed such a tool...

OK i spend two whole days to find a tiny mistake. I even implemented it on DirectX to test it out. Basically I forgot to change patch size to 9 :D.

If I could I would edit or delete previous post...

Hi.
I've been doing some work regarding tessellation techniques for smoothing meshes. Plain PN Triangle was pretty easy to implement but I have quite a problem with PN-AEN Triangles. I've searched...