Re: Q3Polygon_GetVertexAttributeSet

[Roger H. <rog...@mi...>]

On 19 Mar 2009, at 22:10, James Walker wrote:

> Roger Holmes wrote:
>
>> For a polygon there is a useful routine  
>> Q3Polygon_GetVertexAttributeSet,
>> which takes the object, an index and an attribute set. Trouble is, I
>> can't find a simple routine which tells me the maximum index. Of  
>> course
>> I can get the TQ3PolygonData and read it from there, but not only is
>> that slow, if I get that I can read the vertex array directly so  
>> don't
>> need Q3Polygon_GetVertexAttributeSet. Am I missing something or is  
>> this
>> just silly design?
>
> It does seem like a silly design (and the same could be said about
> PolyLine and Polyhedron).  But it's not clear to me that
> Q3Polygon_GetData should be slower than calling
> Q3Polygon_GetVertexAttributeSet for every vertex.  Have you profiled  
> it?

No, it was just a gut feeling, and more to do with our wrapper classes  
than with Quesa itself. I will add routines in our wrappers to get the  
various count via GetData routine for each of the different geometries  
and probably all will then be OK.

Thanks.