SmootherT.hh
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//=============================================================================
//
// CLASS SmootherT
//
//=============================================================================
#ifndef OPENMESH_SMOOTHER_SMOOTHERT_HH
#define OPENMESH_SMOOTHER_SMOOTHERT_HH
//== INCLUDES =================================================================
#include <OpenMesh/Core/System/config.hh>
#include <OpenMesh/Core/Utils/Property.hh>
#include <OpenMesh/Core/Utils/Noncopyable.hh>
//== FORWARDDECLARATIONS ======================================================
//== NAMESPACES ===============================================================
namespace OpenMesh {
namespace Smoother {
//== CLASS DEFINITION =========================================================
template <class Mesh>
class SmootherT : private Utils::Noncopyable
{
public:
typedef typename Mesh::Scalar Scalar;
typedef typename Mesh::Point Point;
typedef typename Mesh::Normal NormalType;
typedef typename Mesh::VertexHandle VertexHandle;
typedef typename Mesh::EdgeHandle EdgeHandle;
// initialize smoother
enum Component {
Tangential,
Normal,
Tangential_and_Normal
};
enum Continuity {
C0,
C1,
C2
};
public:
SmootherT( Mesh& _mesh );
virtual ~SmootherT();
public:
//===========================================================================
//===========================================================================
void initialize(Component _comp, Continuity _cont);
virtual void smooth(unsigned int _n);
//===========================================================================
//===========================================================================
void set_relative_local_error(Scalar _err);
void set_absolute_local_error(Scalar _err);
void disable_local_error_check();
void skip_features( bool _state ){ skip_features_ = _state; };
private:
void set_active_vertices();
// single steps of smoothing
void compute_new_positions();
void project_to_tangent_plane();
void local_error_check();
void move_points();
protected:
// override these
virtual void compute_new_positions_C0() = 0;
virtual void compute_new_positions_C1() = 0;
protected:
// misc helpers
const Point& orig_position(VertexHandle _vh) const
{ return mesh_.property(original_positions_, _vh); }
const NormalType& orig_normal(VertexHandle _vh) const
{ return mesh_.property(original_normals_, _vh); }
const Point& new_position(VertexHandle _vh) const
{ return mesh_.property(new_positions_, _vh); }
void set_new_position(VertexHandle _vh, const Point& _p)
{ mesh_.property(new_positions_, _vh) = _p; }
bool is_active(VertexHandle _vh) const
{ return mesh_.property(is_active_, _vh); }
Component component() const { return component_; }
Continuity continuity() const { return continuity_; }
protected:
Mesh& mesh_;
bool skip_features_;
private:
Scalar tolerance_;
Scalar normal_deviation_;
Component component_;
Continuity continuity_;
OpenMesh::VPropHandleT<Point> original_positions_;
OpenMesh::VPropHandleT<NormalType> original_normals_;
OpenMesh::VPropHandleT<Point> new_positions_;
OpenMesh::VPropHandleT<bool> is_active_;
};
//=============================================================================
} // namespace Smoother
} // namespace OpenMesh
//=============================================================================
#if defined(OM_INCLUDE_TEMPLATES) && !defined(OPENMESH_SMOOTHERT_C)
#define OPENMESH_SMOOTHERT_TEMPLATES
#include "SmootherT.cc"
#endif
//=============================================================================
#endif // OPENMESH_SMOOTHER_SMOOTHERT_HH defined
//=============================================================================
OpenMesh::PolyMeshT::VertexHandle
Kernel::VertexHandle VertexHandle
Handle for referencing the corresponding item.
Definition: PolyMeshT.hh:139
OpenMesh::Smoother::SmootherT::Tangential_and_Normal
Smooth tangential and normal direction.
Definition: SmootherT.hh:95
OpenMesh::Smoother::SmootherT::disable_local_error_check
void disable_local_error_check()
Disable error control of the smoother.
Definition: SmootherT.cc:295
OpenMesh::Smoother::SmootherT::Component
Component
Definition: SmootherT.hh:92
OpenMesh
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:64
OpenMesh::Smoother::SmootherT::set_relative_local_error
void set_relative_local_error(Scalar _err)
Set local error relative to bounding box.
Definition: SmootherT.cc:253
OpenMesh::Smoother::SmootherT::set_absolute_local_error
void set_absolute_local_error(Scalar _err)
Set local error as an absolute value.
Definition: SmootherT.cc:283
SmootherT.cc
OpenMesh::VPropHandleT< Point >
OpenMesh::Smoother::SmootherT
Base class for smoothing algorithms.
Definition: SmootherT.hh:81
OpenMesh::Smoother::SmootherT::skip_features
void skip_features(bool _state)
enable or disable feature handling
Definition: SmootherT.hh:172
OpenMesh::Smoother::SmootherT::Normal
Smooth normal direction.
Definition: SmootherT.hh:94
OpenMesh::Smoother::SmootherT::Tangential
Smooth tangential direction.
Definition: SmootherT.hh:93
OpenMesh::Smoother::SmootherT::initialize
void initialize(Component _comp, Continuity _cont)
Initialize smoother.
Definition: SmootherT.cc:127
OpenMesh::Smoother::SmootherT::smooth
virtual void smooth(unsigned int _n)
Do _n smoothing iterations.
Definition: SmootherT.cc:307
OpenMesh::PolyMeshT::Normal
Kernel::Normal Normal
Normal type.
Definition: PolyMeshT.hh:117
OpenMesh::Smoother::SmootherT::SmootherT
SmootherT(Mesh &_mesh)
constructor & destructor
Definition: SmootherT.cc:78
OpenMesh::Utils::Noncopyable
This class demonstrates the non copyable idiom.
Definition: Noncopyable.hh:76