Re: [osg-users] VPB & osgTerrain basic functionality

2009-03-21 Thread Robert Osfield
Hi Dario, You analysis looks pretty reasonable. Right now the only TerrainTechnique provided is GeometryTechnique that is a brute force tessellation of the height fields. It is possible to implement your own TerrainTechnique to implement algorithms such as CLOD but with modern hardware this isn'

[osg-users] VPB & osgTerrain basic functionality

2009-03-20 Thread Dario Filipovic
Hi all! I was wondering can someone give me a few hints on what to look for in VPB in sense of its functionality. I not sure for instance what happens when you push a image file trough osgdem. From what i see as a result it seems that heightmap image and texture get fragmented and put into hierar