Hi Francesco,
I could reproduce the crash. As a workaround load the file via
NodePtr model = osg::SceneFileHandler::the().read(MODEL, NULL);
this loads the file without the default optimizer. Looks like the tri
stripper creates a wrong index.
Andreas
> Andreas Zieringer ha scritto:
>> Hi Francesco,
>>
>> just tried it with a current OpenSG version and it worked fine. I
>> think I fixed some time ago a bug in calcVertexTangents() what version
>> are you using.
>>
>> Andreas
>>
>>
> I just upgraded to a CVS version compiled yesterday... it still crashes!
> maybe it's an error in my code...
>
> In attachment there is a sample program i wrote to test
> calcVertexTangents() functionality... and it crashes to me with
> dinosauro.3DS. What's wrong ?
>
> thank you very much for your time ;)
>
> Francesco Tamagni
>
>
> ------------------------------------------------------------------------
>
>
> #include <OpenSG/OSGSceneFileHandler.h>
> #include <OpenSG/OSGGeoFunctions.h>
> #include <OpenSG/OSGNode.h>
>
>
>
> // Activate the OpenSG namespace
> OSG_USING_NAMESPACE
>
> #define MODEL "C:/Documents and Settings/tamagni/Documenti/dinosauro.3DS"
>
> int main(int argc, char **argv)
> {
>
> // OSG init
> osgInit(argc,argv);
>
> printf("loading model...\n");
> NodePtr model = osg::SceneFileHandler::the().read(MODEL);
> printf("done.\n\n");
>
> if (model != NullFC){
>
> // i know that the problematic model has ony one level of
> children
> for (int i = 0; i< model->getNChildren(); i++) {
> NodePtr child = model->getChild(i);
>
> if(child->getCore()->getType().isDerivedFrom(
> Geometry::getClassType())) {
>
> GeometryPtr geo =
> GeometryPtr::dcast(child->getCore());
> printf("calculating TBN...\n");
>
> calcVertexTangents(geo, 0,
> Geometry::TexCoords1FieldId, Geometry::TexCoords2FieldId);
>
> printf("...DONE!\n");
> }
> }
> }
> }
>
>
>
> ------------------------------------------------------------------------
>
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