When I look at that part of the cliff it disapears and when I walk closer to it I can see it normally again! The part that disapears is made out of many part of brushes not full ones! I'm using direct3D! And whats causing it? How can I fix it and will it be seen in openGL too?
![:zonked:](http://192.241.182.11/images/smilies/zonked.png)
![:(](http://192.241.182.11/images/smilies/sad.png)