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/*=========================================================================
Program: Visualization Toolkit
Module: vtkPMergeConnected.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.
=========================================================================*/
// .NAME vtkPMergeConnected.h -- Merges connected voronoi tesselation regions.
//
// .SECTION Description
// This filter merges connected voroni tesselation regions based on the
// global region ID.
#ifndef vtkPMergeConnected_h
#define vtkPMergeConnected_h
#include "vtkMultiBlockDataSetAlgorithm.h"
#include "vtkPVVTKExtensionsCosmoToolsModule.h" // For export macro
class vtkMultiProcessController;
class vtkUnstructuredGrid;
class vtkIdList;
class vtkFloatArray;
class vtkIdTypeArray;
class VTKPVVTKEXTENSIONSCOSMOTOOLS_EXPORT vtkPMergeConnected :
public vtkMultiBlockDataSetAlgorithm
{
public:
static vtkPMergeConnected* New();
vtkTypeMacro(vtkPMergeConnected, vtkMultiBlockDataSetAlgorithm);
void PrintSelf(ostream& os, vtkIndent indent);
struct FaceWithKey
{
int num_pts;
vtkIdType *key, *orig;
};
struct cmp_ids;
protected:
vtkPMergeConnected();
~vtkPMergeConnected();
int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
int FillOutputPortInformation(int port, vtkInformation* info);
private:
vtkPMergeConnected(const vtkPMergeConnected&); // Not implemented.
void operator=(const vtkPMergeConnected&); // Not implemented.
//parallelism
int NumProcesses;
int MyId;
vtkMultiProcessController *Controller;
void SetController(vtkMultiProcessController *c);
//filter
void LocalToGlobalRegionId(vtkMultiProcessController *contr, vtkMultiBlockDataSet *data);
void MergeCellsOnRegionId(vtkUnstructuredGrid *ugrid, int target, vtkIdList* facestream);
float MergeCellDataOnRegionId(vtkFloatArray *data_array, vtkIdTypeArray *rid_array, vtkIdType target);
void delete_key(FaceWithKey *key);
FaceWithKey* IdsToKey(vtkIdList* ids);
};
#endif
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