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Curtis L. Olson schrieb:
> Robicd wrote:
> 
>> I've been managing with some 3d objects to put into fgfs sceneries and
>> I've found that faces' texture maps should be sized with power of 2.
>> I'm using .3ds files (with .bmp maps) which don't have such limitation.
>>
>> Is there a reason for that? Is there a way to avoid that limitation?
>> I find not very easy to force every map having that sizes.
> 
> 
> 
> The reason is that this works well with opengl's mipmapping system (and
> it may be that opengl itself establishes this requirement?) 

It is an OpenGL requirement! At least till the newest OpenGL version,
where they added an extension that allows non-power-of-2 textures.

But not all drivers are supporting it. And if they are it still might be
much slower as the hardware wasn't designed for it.


CU,
Christian
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