Re: Last Quesa is very slow

[James W. W. <os...@jw...>]

On Oct 11, 2007, at 11:31 AM, Sauro Agostini wrote:

>>
>>
>> DecomposeGeometries, like Q3Geometry_GetDecomposed, must be called in
>> a submitting loop.  When I tried it, I did it like this:
>>
>
>
> After this modification I have the same results as you, but with a
> collateral effect if there are some textures.
>
> The little textured 3DMF file shows the problem:
>
> http://wwww.interstudio.net/quesa/3wallTexture.zip
>
> Textures and shaders are applied to groups and it seems that
> DecomposeGeometries (or LowerAttributesToGeometries?)  misses the
> textures, so after the optimization the model shows without textures.
>

It wasn't the textures that were missing, it was the UV coordinates.   
Your model had shading UVs, and I was looking for surface UVs.  I  
have changed the merge functions to treat surface UVs and shading UVs  
as interchangeable.