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/*=========================================================================
Program: Visualization Toolkit
Module: vtkParticlePathFilter.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 vtkParticlePathFilter
* @brief A Parallel Particle tracer for unsteady vector fields
*
* vtkParticlePathFilter is a filter that integrates a vector field to generate particle paths
*
*
* @sa
* vtkParticlePathFilterBase has the details of the algorithms
*/
#ifndef vtkParticlePathFilter_h
#define vtkParticlePathFilter_h
#include "vtkFiltersFlowPathsModule.h" // For export macro
#include "vtkSmartPointer.h" // For protected ivars.
#include "vtkParticleTracerBase.h"
#include <vector> // For protected ivars
class VTKFILTERSFLOWPATHS_EXPORT ParticlePathFilterInternal
{
public:
ParticlePathFilterInternal():Filter(NULL){}
void Initialize(vtkParticleTracerBase* filter);
virtual ~ParticlePathFilterInternal(){}
virtual int OutputParticles(vtkPolyData* poly);
void SetClearCache(bool clearCache)
{
this->ClearCache = clearCache;
}
bool GetClearCache()
{
return this->ClearCache;
}
void Finalize();
void Reset();
private:
vtkParticleTracerBase* Filter;
// Paths doesn't seem to work properly. it is meant to make connecting lines
// for the particles
std::vector<vtkSmartPointer<vtkIdList> > Paths;
bool ClearCache; // false by default
};
class VTKFILTERSFLOWPATHS_EXPORT vtkParticlePathFilter: public vtkParticleTracerBase
{
public:
vtkTypeMacro(vtkParticlePathFilter,vtkParticleTracerBase)
void PrintSelf(ostream& os, vtkIndent indent);
static vtkParticlePathFilter *New();
protected:
vtkParticlePathFilter();
~vtkParticlePathFilter();
vtkParticlePathFilter(const vtkParticlePathFilter&) VTK_DELETE_FUNCTION;
void operator=(const vtkParticlePathFilter&) VTK_DELETE_FUNCTION;
virtual void ResetCache();
virtual int OutputParticles(vtkPolyData* poly);
virtual void InitializeExtraPointDataArrays(vtkPointData* outputPD);
virtual void AppendToExtraPointDataArrays(vtkParticleTracerBaseNamespace::ParticleInformation &);
void Finalize();
ParticlePathFilterInternal It;
private:
vtkDoubleArray* SimulationTime;
vtkIntArray* SimulationTimeStep;
};
#endif
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