Curtis Olson wrote:
> For what it's worth, 3d clouds seem to run reasonably fast by themselves, 
> but if you have 3d clouds + these new  shader effects (or existing effects 
> like rain/snow) then my frame rates come grinding to nearly a halt.  
> Switching to 2d clouds with these new shader effects puts me back 
> up to running fast again.  Also 3d clouds + drawing to multiple 
> cameras/windows is another thing that seems to bring the frame rates down 
> substantially.

The last statement suggests to me that you're just maxing out your graphics card
rather than something intrinsic to the 3d clouds vs. the new shaders. Do you 
see a change
running the new shaders but no 3d clouds on single vs. multiple 
cameras/windows, in
particular with high visibility?

However, it's possible that the 3d clouds and trees are being loaded in a 
different 
way to the new shaders, in a way that is sub-optimal. I'm sure Tim will know :)

So, we now have shaders for trees, clouds and terrain. Particles next? ;)

-Stuart



      

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