The engine itself can only do so much, if you don't want to write a whole new graphics library too. This post by the Outerra dev on planetary scale precision i

The engine itself can only do so much, if you don't want to write a whole new graphics library too. This post by the Outerra dev on planetary scale precision issues and on how to circumvent some issues by implementing custom log scale depth buffers offers a good introduction. http://outerra.blogspot.de/2012/11/maximizing-depth-buffer-range-and.html http://outerra.blogspot.de/2012/11/maximizing-depth-buffer-r...