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SmartTaggerT_impl.hh
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#define OPENMESH_SMARTTAGGERT_C
//== INCLUDES =================================================================
#include "SmartTaggerT.hh"
#include <iostream>
#include <limits>
//== NAMESPACES ===============================================================
namespace OpenMesh {
//== IMPLEMENTATION ==========================================================
template <class Mesh, class EHandle, class EPHandle>
SmartTaggerT<Mesh, EHandle, EPHandle>::
SmartTaggerT(Mesh& _mesh, unsigned int _tag_range)
: mesh_(_mesh),
current_base_(0),
tag_range_(_tag_range)
{
// add new property
mesh_.add_property(ep_tag_);
// reset all tags once
all_tags_to_zero();
}
//-----------------------------------------------------------------------------
template <class Mesh, class EHandle, class EPHandle>
SmartTaggerT<Mesh, EHandle, EPHandle>::
~SmartTaggerT()
{
mesh_.remove_property(ep_tag_);
}
//-----------------------------------------------------------------------------
template <class Mesh, class EHandle, class EPHandle>
void
SmartTaggerT<Mesh, EHandle, EPHandle>::
untag_all()
{
unsigned int max_uint = std::numeric_limits<unsigned int>::max();
if( current_base_ < max_uint - 2*tag_range_)
current_base_ += tag_range_;
else
{
//overflow -> reset all tags
#ifdef STV_DEBUG_CHECKS
std::cerr << "Tagging Overflow occured...\n";
#endif
current_base_ = 0;
all_tags_to_zero();
}
}
//-----------------------------------------------------------------------------
template <class Mesh, class EHandle, class EPHandle>
void
SmartTaggerT<Mesh, EHandle, EPHandle>::
untag_all( const unsigned int _new_tag_range)
{
set_tag_range(_new_tag_range);
}
//-----------------------------------------------------------------------------
template <class Mesh, class EHandle, class EPHandle>
void
SmartTaggerT<Mesh, EHandle, EPHandle>::
set_tag ( const EHandle _eh, unsigned int _tag)
{
#ifdef STV_DEBUG_CHECKS
if( _tag > tag_range_)
std::cerr << "ERROR in set_tag tag range!!!\n";
#endif
mesh_.property(ep_tag_, _eh) = current_base_ + _tag;
}
//-----------------------------------------------------------------------------
template <class Mesh, class EHandle, class EPHandle>
unsigned int
SmartTaggerT<Mesh, EHandle, EPHandle>::
get_tag ( const EHandle _eh) const
{
unsigned int t = mesh_.property(ep_tag_, _eh);
#ifdef STV_DEBUG_CHECKS
if( t > current_base_ + tag_range_)
std::cerr << "ERROR in get_tag tag range!!!\n";
#endif
if( t<= current_base_) return 0;
else return t-current_base_;
}
//-----------------------------------------------------------------------------
template <class Mesh, class EHandle, class EPHandle>
bool
SmartTaggerT<Mesh, EHandle, EPHandle>::
is_tagged( const EHandle _eh) const
{
return bool(get_tag(_eh));
}
//-----------------------------------------------------------------------------
template <class Mesh, class EHandle, class EPHandle>
void
SmartTaggerT<Mesh, EHandle, EPHandle>::
set_tag_range( const unsigned int _tag_range)
{
if( _tag_range <= tag_range_)
{
untag_all();
tag_range_ = _tag_range;
}
else
{
tag_range_ = _tag_range;
untag_all();
}
}
//-----------------------------------------------------------------------------
template <class Mesh, class EHandle, class EPHandle>
void
SmartTaggerT<Mesh, EHandle, EPHandle>::
all_tags_to_zero()
{
// iterate over property vector
for(unsigned int i=0; i<mesh_.property(ep_tag_).n_elements(); ++i)
{
mesh_.property(ep_tag_)[i] = 0;
}
}
//=============================================================================
} // namespace OpenMesh
//=============================================================================
OpenMesh
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition MeshItems.hh:59
OpenMesh::SmartTaggerT
Smart Tagger.
Definition SmartTaggerT.hh:125
OpenMesh::SmartTaggerT::get_tag
unsigned int get_tag(const EHandle _eh) const
get tag value in range [0..tag_range]
Definition SmartTaggerT_impl.hh:141
OpenMesh::SmartTaggerT::is_tagged
bool is_tagged(const EHandle _eh) const
overloaded member for boolean tags
Definition SmartTaggerT_impl.hh:161
OpenMesh::SmartTaggerT::set_tag
void set_tag(const EHandle _eh, unsigned int _tag=1)
set tag to a value in [0..tag_range]
Definition SmartTaggerT_impl.hh:124
OpenMesh::SmartTaggerT::set_tag_range
void set_tag_range(const unsigned int _tag_range)
set new tag range and untag_all
Definition SmartTaggerT_impl.hh:173
OpenMesh::SmartTaggerT::untag_all
void untag_all()
untag all elements
Definition SmartTaggerT_impl.hh:89
OpenMesh::SmartTaggerT::~SmartTaggerT
~SmartTaggerT()
Destructor.
Definition SmartTaggerT_impl.hh:77
OpenMesh::SmartTaggerT::SmartTaggerT
SmartTaggerT(Mesh &_mesh, unsigned int _tag_range=1)
Constructor.
Definition SmartTaggerT_impl.hh:59