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/*=========================================================================
Program: Visualization Toolkit
Module: vtkMergePoints.h
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
/**
* @class vtkMergePoints
* @brief merge exactly coincident points
*
* vtkMergePoints is a locator object to quickly locate points in 3D.
* The primary difference between vtkMergePoints and its superclass
* vtkPointLocator is that vtkMergePoints merges precisely coincident points
* and is therefore much faster.
* @sa
* vtkCleanPolyData
*/
#ifndef vtkMergePoints_h
#define vtkMergePoints_h
#include "vtkCommonDataModelModule.h" // For export macro
#include "vtkPointLocator.h"
class VTKCOMMONDATAMODEL_EXPORT vtkMergePoints : public vtkPointLocator
{
public:
static vtkMergePoints* New();
vtkTypeMacro(vtkMergePoints, vtkPointLocator);
void PrintSelf(ostream& os, vtkIndent indent) override;
//@{
/**
* Determine whether point given by x[3] has been inserted into points list.
* Return id of previously inserted point if this is true, otherwise return
* -1.
*/
vtkIdType IsInsertedPoint(const double x[3]) override;
vtkIdType IsInsertedPoint(double x, double y, double z) override
{
return this->vtkPointLocator::IsInsertedPoint(x, y, z);
}
//@}
/**
* Determine whether point given by x[3] has been inserted into points list.
* Return 0 if point was already in the list, otherwise return 1. If the
* point was not in the list, it will be ADDED. In either case, the id of
* the point (newly inserted or not) is returned in the ptId argument.
* Note this combines the functionality of IsInsertedPoint() followed
* by a call to InsertNextPoint().
*/
int InsertUniquePoint(const double x[3], vtkIdType& ptId) override;
protected:
vtkMergePoints() {}
~vtkMergePoints() override {}
private:
vtkMergePoints(const vtkMergePoints&) = delete;
void operator=(const vtkMergePoints&) = delete;
};
#endif
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