Re: [Flightgear-devel] Shader - Environment interfacing issues

[Renk T. <tho...@jy...>]

> Apart that the earth is a sphere and ocean tiles are large pieces
> of terrain where the curvature is quite apparent, how whould you
> define flat ? 

'flat' = 'For any visibility we can actually render, the normal (before wave noise) is (0,0,1) in model space to such a good approximation that you won't spot the difference to the actual normal including earth curvature if I show you a picture.'

Cheers,

* Thorsten