ModHausdorffT.hh

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//=============================================================================
//
//  CLASS ModHausdorffT
//
//=============================================================================
 
#ifndef OPENMESH_DECIMATER_MODHAUSDORFFT_HH
#define OPENMESH_DECIMATER_MODHAUSDORFFT_HH
 
//== INCLUDES =================================================================
 
#include <OpenMesh/Tools/Decimater/ModBaseT.hh>
#include <OpenMesh/Core/Utils/Property.hh>
#include <vector>
#include <cfloat>
 
//== NAMESPACES ===============================================================
 
namespace OpenMesh {
namespace Decimater {
 
//== CLASS DEFINITION =========================================================
 
template<class MeshT>
class ModHausdorffT: public ModBaseT<MeshT> {
  public:
 
    DECIMATING_MODULE( ModHausdorffT, MeshT, Hausdorff );
 
    typedef typename Mesh::Scalar Scalar;
    typedef typename Mesh::Point Point;
    typedef typename Mesh::FaceHandle FaceHandle;
    typedef std::vector<Point> Points;
 
    explicit ModHausdorffT(MeshT& _mesh, Scalar _error_tolerance = FLT_MAX) :
        Base(_mesh, true), mesh_(Base::mesh()), tolerance_(_error_tolerance) {
      mesh_.add_property(points_);
    }
 
    ~ModHausdorffT() {
      mesh_.remove_property(points_);
    }
 
    Scalar tolerance() const {
      return tolerance_;
    }
 
    void set_tolerance(Scalar _e) {
      tolerance_ = _e;
    }
 
    virtual void initialize() override;
 
    virtual float collapse_priority(const CollapseInfo& _ci) override;
 
    virtual void postprocess_collapse(const CollapseInfo& _ci) override;
 
    void set_error_tolerance_factor(double _factor) override;
 
  private:
 
    Scalar distPointTriangleSquared(const Point& _p, const Point& _v0, const Point& _v1, const Point& _v2);
 
    Scalar compute_sqr_error(FaceHandle _fh, const Point& _p) const;
 
  private:
 
    Points tmp_points_;
 
    Mesh&  mesh_;
    Scalar tolerance_;
 
    OpenMesh::FPropHandleT<Points> points_;
};
 
//=============================================================================
}// END_NS_DECIMATER
} // END_NS_OPENMESH
//=============================================================================
#if defined(OM_INCLUDE_TEMPLATES) && !defined(OPENMESH_DECIMATER_MODHAUSDORFFT_C)
#define OPENMESH_DECIMATER_MODHAUSDORFFT_TEMPLATES
#include "ModHausdorffT_impl.hh"
#endif
//=============================================================================
#endif // OPENMESH_DECIMATER_MODHAUSDORFFT_HH defined
//=============================================================================