void PrimitiveReader::readGeomParam( const T ¶m, const Alembic::Abc::ISampleSelector &sampleSelector, IECoreScene::Primitive *primitive ) const
{
typedef typename T::prop_type::sample_ptr_type SamplePtr;
typedef typename IGeomParamTraits<T>::DataType DataType;
typedef typename T::sample_type GeomParamSample;
if( param.getArrayExtent() > 1 )
{
IECore::msg( IECore::Msg::Warning, "FromAlembicGeomBaseConverter::convertArbGeomParam", boost::format( "Param \"%s\" has unsupported array extent" ) % param.getHeader().getName() );
return;
}
SamplePtr sample;
Abc::UInt32ArraySamplePtr indices;
if( param.isIndexed() )
{
GeomParamSample geomParamSample = param.getIndexedValue( sampleSelector );
sample = geomParamSample.getVals();
indices = geomParamSample.getIndices();
}
else
{
sample = param.getExpandedValue( sampleSelector ).getVals();
}
typename DataType::Ptr data = new DataType();
data->writable().resize( sample->size() );
std::copy( sample->get(), sample->get() + sample->size(), data->writable().begin() );
ApplyGeometricInterpretation<DataType, T>::apply( data.get() );
PrimitiveVariable pv;
pv.interpolation = interpolation( param.getScope() );
pv.data = data;
if( param.isIndexed() )
{
IntVectorDataPtr indexData = new IntVectorData();
indexData->writable().resize( indices->size() );
std::copy( indices->get(), indices->get() + indices->size(), indexData->writable().begin() );
pv.indices = indexData;
}
primitive->variables[param.getHeader().getName()] = pv;
}
