Hi Allen,
we have a "Latest Activities" list on www.opensg.org. But I forgot to
mention this feature. I think it was included after the 1.2 release.
Andreas
> calcVertexTangents? That's awesome.
>
> When was that added? Even monitoring the cvs commits I missed that one.
> Is there a running "what's new" page on the website or anything that has
> a list of things like this that may have slipped through while I wasn't
> watching. :)
>
> -Allen
>
> 신선형 wrote:
>
>
>>Hi,
>>
>>I used "calcVertexTangents" function in OSGGeoFunctions.cpp file to
>>calculate the tangents and binormals for the geometry's vertices.
>>
>>calcVertexTangents(carGeo, 0, Geometry::TexCoords1FieldId,
>>Geometry::TexCoords2FieldId);
>>
>>I think the tangents will be saved into TexCoords1 and binormals into
>>TexCoords2.
>>Isn't it right?
>>
>>I want to see the results of that function.
>>
>>OSG::GeoTexCoordsPtr texCoordsPtr;
>>texCoordsPtr = carGeo->getTexCoords();
>>
>>
>>for( int i=0; i<texCoordsPtr->getSize(); i++)
>>{
>>Pnt3f ppp = texCoordsPtr->getValue( i );
>>printf( "%f,%f,%f\n", ppp[0],ppp[1],ppp[2] );
>>}
>>
>>But it seems it doesn't work.
>>The "z"(ppp[2]) values are always zero.
>>
>>How can I see the results of "calcVertexTangetns" function?
>>
>>Thank you always!
>>
>>Regards
>>
>>Estee
>
>
>
>
>
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