PCL mesh smoothing based on the vtkSmoothPolyDataFilter algorithm from the VTK library. Please check out the original documentation for more details on the inner workings of the algorithm Warning: This wrapper does two fairly computationally expensive conversions from the PCL PolygonMesh data structure to the vtkPolyData data structure and back. More...

#include <vtk_mesh_smoothing_laplacian.h>

Inheritance diagram for pcl::MeshSmoothingLaplacianVTK:

[legend]

List of all members.

Public Member Functions
bool	getBoundarySmoothing ()
	Get the status of the boundary smoothing.
float	getConvergence ()
	Get the convergence criterion.
float	getEdgeAngle ()
	Get the edge angle to control smoothing along edges.
float	getFeatureAngle ()
	Get the angle threshold for considering an edge to be sharp.
bool	getFeatureEdgeSmoothing ()
	Get the status of the feature edge smoothing.
int	getNumIter ()
	Get the number of iterations.
float	getRelaxationFactor ()
	Get the relaxation factor of the Laplacian smoothing.
	MeshSmoothingLaplacianVTK ()
	Empty constructor that sets the values of the algorithm parameters to the VTK defaults.
void	setBoundarySmoothing (bool boundary_smoothing)
	Turn on/off the smoothing of vertices on the boundary of the mesh.
void	setConvergence (float convergence)
	Specify a convergence criterion for the iteration process. Smaller numbers result in more smoothing iterations.
void	setEdgeAngle (float edge_angle)
	Specify the edge angle to control smoothing along edges (either interior or boundary).
void	setFeatureAngle (float feature_angle)
	Specify the feature angle for sharp edge identification.
void	setFeatureEdgeSmoothing (bool feature_edge_smoothing)
	Turn on/off smoothing along sharp interior edges.
void	setNumIter (int num_iter)
	Set the number of iterations for the smoothing filter.
void	setRelaxationFactor (float relaxation_factor)
	Specify the relaxation factor for Laplacian smoothing. As in all iterative methods, the stability of the process is sensitive to this parameter. In general, small relaxation factors and large numbers of iterations are more stable than larger relaxation factors and smaller numbers of iterations.
Protected Member Functions
void	performProcessing (pcl::PolygonMesh &output)
	Abstract surface processing method.
Private Attributes
bool	boundary_smoothing_
float	convergence_
float	edge_angle_
float	feature_angle_
bool	feature_edge_smoothing_
int	num_iter_
	Parameters.
float	relaxation_factor_
vtkSmartPointer< vtkPolyData >	vtk_polygons_

Detailed Description

PCL mesh smoothing based on the vtkSmoothPolyDataFilter algorithm from the VTK library. Please check out the original documentation for more details on the inner workings of the algorithm Warning: This wrapper does two fairly computationally expensive conversions from the PCL PolygonMesh data structure to the vtkPolyData data structure and back.

Definition at line 52 of file vtk_mesh_smoothing_laplacian.h.

Constructor & Destructor Documentation

pcl::MeshSmoothingLaplacianVTK::MeshSmoothingLaplacianVTK ( ) [inline]

Empty constructor that sets the values of the algorithm parameters to the VTK defaults.

Definition at line 56 of file vtk_mesh_smoothing_laplacian.h.

Member Function Documentation

bool pcl::MeshSmoothingLaplacianVTK::getBoundarySmoothing ( ) [inline]

Get the status of the boundary smoothing.

Definition at line 178 of file vtk_mesh_smoothing_laplacian.h.

float pcl::MeshSmoothingLaplacianVTK::getConvergence ( ) [inline]

Get the convergence criterion.

Definition at line 95 of file vtk_mesh_smoothing_laplacian.h.

float pcl::MeshSmoothingLaplacianVTK::getEdgeAngle ( ) [inline]

Get the edge angle to control smoothing along edges.

Definition at line 162 of file vtk_mesh_smoothing_laplacian.h.

float pcl::MeshSmoothingLaplacianVTK::getFeatureAngle ( ) [inline]

Get the angle threshold for considering an edge to be sharp.

Definition at line 146 of file vtk_mesh_smoothing_laplacian.h.

bool pcl::MeshSmoothingLaplacianVTK::getFeatureEdgeSmoothing ( ) [inline]

Get the status of the feature edge smoothing.

Definition at line 130 of file vtk_mesh_smoothing_laplacian.h.

int pcl::MeshSmoothingLaplacianVTK::getNumIter ( ) [inline]

Get the number of iterations.

Definition at line 79 of file vtk_mesh_smoothing_laplacian.h.

float pcl::MeshSmoothingLaplacianVTK::getRelaxationFactor ( ) [inline]

Get the relaxation factor of the Laplacian smoothing.

Definition at line 114 of file vtk_mesh_smoothing_laplacian.h.

void pcl::MeshSmoothingLaplacianVTK::performProcessing ( pcl::PolygonMesh & output ) [protected, virtual]

Abstract surface processing method.

Implements pcl::MeshProcessing.

Definition at line 47 of file vtk_mesh_smoothing_laplacian.cpp.

void pcl::MeshSmoothingLaplacianVTK::setBoundarySmoothing ( bool boundary_smoothing ) [inline]

Turn on/off the smoothing of vertices on the boundary of the mesh.

Parameters:

[in] boundary_smoothing decision whether boundary smoothing is on or off

Definition at line 171 of file vtk_mesh_smoothing_laplacian.h.

void pcl::MeshSmoothingLaplacianVTK::setConvergence ( float convergence ) [inline]

Specify a convergence criterion for the iteration process. Smaller numbers result in more smoothing iterations.

Parameters:

[in] convergence convergence criterion for the Laplacian smoothing

Definition at line 88 of file vtk_mesh_smoothing_laplacian.h.

void pcl::MeshSmoothingLaplacianVTK::setEdgeAngle ( float edge_angle ) [inline]

Specify the edge angle to control smoothing along edges (either interior or boundary).

Parameters:

[in] edge_angle the angle to control smoothing along edges

Definition at line 155 of file vtk_mesh_smoothing_laplacian.h.

void pcl::MeshSmoothingLaplacianVTK::setFeatureAngle ( float feature_angle ) [inline]

Specify the feature angle for sharp edge identification.

Parameters:

[in] feature_angle the angle threshold for considering an edge to be sharp

Definition at line 139 of file vtk_mesh_smoothing_laplacian.h.

void pcl::MeshSmoothingLaplacianVTK::setFeatureEdgeSmoothing ( bool feature_edge_smoothing ) [inline]

Turn on/off smoothing along sharp interior edges.

Parameters:

[in] status decision whether to enable/disable smoothing along sharp interior edges

Definition at line 123 of file vtk_mesh_smoothing_laplacian.h.

void pcl::MeshSmoothingLaplacianVTK::setNumIter ( int num_iter ) [inline]

Set the number of iterations for the smoothing filter.

Parameters:

[in] num_iter the number of iterations

Definition at line 72 of file vtk_mesh_smoothing_laplacian.h.

void pcl::MeshSmoothingLaplacianVTK::setRelaxationFactor ( float relaxation_factor ) [inline]

Specify the relaxation factor for Laplacian smoothing. As in all iterative methods, the stability of the process is sensitive to this parameter. In general, small relaxation factors and large numbers of iterations are more stable than larger relaxation factors and smaller numbers of iterations.

Parameters:

[in] relaxation_factor the relaxation factor of the Laplacian smoothing algorithm

Definition at line 107 of file vtk_mesh_smoothing_laplacian.h.