topoClassifier.h

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#ifndef AIMS_TOPOLOGY_TOPOCLASSIFIER_H
#define AIMS_TOPOLOGY_TOPOCLASSIFIER_H
 
#include <cartodata/volume/volume.h>
#include <aims/topology/topoClassif.h>
#include <aims/topology/classifMeaning.h>
#include <aims/bucket/bucketMap.h>
#include <aims/utility/converter_bucket.h>
 
 
template< typename T >
class TopologicalClassifier
{
public:
  class ResultRcType;
  class ResultType;
 
  TopologicalClassifier() { }
  virtual ~TopologicalClassifier() { }
 
  ResultRcType doit( const T & );
  ResultType & takeResult( ResultRcType & d ) { return d; }
};
 
 
template< typename T >
class TopologicalClassifier<carto::VolumeRef<T> >
{
public:
  typedef carto::VolumeRef<int16_t> ResultRcType;
  typedef carto::VolumeRef<int16_t> ResultType;
 
  TopologicalClassifier() { }
  virtual ~TopologicalClassifier() { }
 
  ResultRcType doit( const carto::VolumeRef< T >& );
  ResultType & takeResult( ResultRcType & d ) { return d; }
};
 
 
template< typename T >
class TopologicalClassifier< aims::BucketMap<T> >
{
public:
  typedef carto::rc_ptr< aims::BucketMap<int16_t> > ResultRcType;
  typedef aims::BucketMap<int16_t> ResultType;
 
  TopologicalClassifier() { }
  virtual ~TopologicalClassifier() { }
 
  ResultRcType doit( const aims::BucketMap< T >& );
  ResultType & takeResult( ResultRcType & d ) { return *d; }
};
 
 
template< typename T > inline
carto::VolumeRef< short > TopologicalClassifier< carto::VolumeRef<T> >::doit(
  const carto::VolumeRef< T >& d )
{
  int x, y, z;
  T label;
 
  int dx = d.getSizeX();
  int dy = d.getSizeY();
  int dz = d.getSizeZ();
 
  carto::VolumeRef< short > res( d.getSize() );
  res.setVoxelSize( d.getVoxelSize() );
 
  TopologicalClassification< T > topo( d );
  TopologicalClassificationMeaning topoMean;
 
  for ( z=0; z<dz; z++ )
    for ( y=0; y<dy; y++ )
      for ( x=0; x<dx; x++ )
        if( ( label = d( x, y, z ) ) )
        {
          Point3d pt( x, y, z );
          topo.computeLocalCCNumbers( pt, (int)label );
          res( x, y, z ) = (short)topoMean.classification( topo.Cstar(),
                                  topo.Cbar() );
        }
 
  return res;
}
 
 
template< typename T > inline
carto::rc_ptr< aims::BucketMap<int16_t> >
TopologicalClassifier< aims::BucketMap<T> >::doit(
  const aims::BucketMap< T >& d )
{
  typename aims::BucketMap<T>::const_iterator ibm, ebm = d.end();
  typename aims::BucketMap<T>::Bucket::const_iterator ib, eb;
 
  aims::BucketMap<int16_t> *res = new aims::BucketMap<int16_t>;
  res->setSizeXYZT( d.sizeX(), d.sizeY(), d.sizeZ(), d.sizeT() );
 
  carto::VolumeRef<int16_t> *dc;
  carto::Converter< aims::BucketMap<T>, carto::VolumeRef<T> > conv;
  dc = conv( d );
  TopologicalClassification< T > topo( *dc );
  TopologicalClassificationMeaning topoMean;
 
  for( ibm=d.begin(); ibm!=ebm; ++ibm )
  {
    aims::BucketMap<int16_t>::Bucket & bk = (*res)[ ibm->first ];
    for( ib=ibm->second.begin(), eb=ibm->second.end(); ib!=eb; ++ib )
    {
      topo.computeLocalCCNumbers( ib->first, ib->second );
      bk[ ib->first ] = (short)topoMean.classification( topo.Cstar(),
                                                        topo.Cbar() );
    }
  }
  delete dc;
 
  return carto::rc_ptr< aims::BucketMap<int16_t> >( res );
}
 
 
template<> inline
carto::rc_ptr< aims::BucketMap<int16_t> >
TopologicalClassifier< aims::BucketMap<Void> >::doit(
  const aims::BucketMap<Void>& d )
{
  aims::BucketMap<Void>::const_iterator ibm, ebm = d.end();
  aims::BucketMap<Void>::Bucket::const_iterator ib, eb;
 
  aims::BucketMap<int16_t> *res = new aims::BucketMap<int16_t>;
  res->setSizeXYZT( d.sizeX(), d.sizeY(), d.sizeZ(), d.sizeT() );
 
  carto::VolumeRef<int16_t> *dc;
  carto::Converter< aims::BucketMap<Void>, carto::VolumeRef<int16_t> > conv;
  dc = conv( d );
  TopologicalClassification<int16_t> topo( *dc );
  TopologicalClassificationMeaning topoMean;
 
  for( ibm=d.begin(); ibm!=ebm; ++ibm )
  {
    aims::BucketMap<int16_t>::Bucket & bk = (*res)[ ibm->first ];
    for( ib=ibm->second.begin(), eb=ibm->second.end(); ib!=eb; ++ib )
    {
      topo.computeLocalCCNumbers( ib->first, 1 );
      bk[ ib->first ] = (short)topoMean.classification( topo.Cstar(),
                                                        topo.Cbar() );
    }
  }
  delete dc;
 
  return carto::rc_ptr< aims::BucketMap<int16_t> >( res );
}
 
#endif