VTK  9.0.1
vtkParticlePathFilter.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkParticlePathFilter.h
5 
6  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7  All rights reserved.
8  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9 
10  This software is distributed WITHOUT ANY WARRANTY; without even
11  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12  PURPOSE. See the above copyright notice for more information.
13 
14 =========================================================================*/
26 #ifndef vtkParticlePathFilter_h
27 #define vtkParticlePathFilter_h
28 
29 #include "vtkFiltersFlowPathsModule.h" // For export macro
30 #include "vtkParticleTracerBase.h"
31 #include "vtkSmartPointer.h" // For protected ivars.
32 #include <vector> // For protected ivars
33 
34 class VTKFILTERSFLOWPATHS_EXPORT ParticlePathFilterInternal
35 {
36 public:
38  : Filter(nullptr)
39  {
40  }
41  void Initialize(vtkParticleTracerBase* filter);
43  virtual int OutputParticles(vtkPolyData* poly);
44  void SetClearCache(bool clearCache) { this->ClearCache = clearCache; }
45  bool GetClearCache() { return this->ClearCache; }
46  void Finalize();
47  void Reset();
48 
49 private:
50  vtkParticleTracerBase* Filter;
51  // Paths doesn't seem to work properly. it is meant to make connecting lines
52  // for the particles
53  std::vector<vtkSmartPointer<vtkIdList> > Paths;
54  bool ClearCache; // false by default
55 };
56 
57 class VTKFILTERSFLOWPATHS_EXPORT vtkParticlePathFilter : public vtkParticleTracerBase
58 {
59 public:
61  void PrintSelf(ostream& os, vtkIndent indent) override;
62 
63  static vtkParticlePathFilter* New();
64 
65 protected:
67  ~vtkParticlePathFilter() override;
69  void operator=(const vtkParticlePathFilter&) = delete;
70 
71  void ResetCache() override;
72  int OutputParticles(vtkPolyData* poly) override;
73  void InitializeExtraPointDataArrays(vtkPointData* outputPD) override;
75 
76  void Finalize() override;
77 
78  //
79  // Store any information we need in the output and fetch what we can
80  // from the input
81  //
82  int RequestInformation(vtkInformation* request, vtkInformationVector** inputVector,
83  vtkInformationVector* outputVector) override;
84 
86 
87 private:
88  vtkDoubleArray* SimulationTime;
89  vtkIntArray* SimulationTimeStep;
90 };
91 
92 #endif
vtkParticleTracerBase
A particle tracer for vector fields.
Definition: vtkParticleTracerBase.h:99
vtkParticleTracerBase::Finalize
virtual void Finalize()
Definition: vtkParticleTracerBase.h:336
vtkPointData
represent and manipulate point attribute data
Definition: vtkPointData.h:31
vtkParticleTracerBase::InitializeExtraPointDataArrays
virtual void InitializeExtraPointDataArrays(vtkPointData *vtkNotUsed(outputPD))
Methods to append values to existing point data arrays that may only be desired on specific concrete ...
Definition: vtkParticleTracerBase.h:458
vtkInformationVector
Store zero or more vtkInformation instances.
Definition: vtkInformationVector.h:35
vtkParticleTracerBase::RequestInformation
int RequestInformation(vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector) override
ParticlePathFilterInternal::GetClearCache
bool GetClearCache()
Definition: vtkParticlePathFilter.h:45
vtkParticleTracerBase.h
vtkParticleTracerBase::PrintSelf
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
ParticlePathFilterInternal::SetClearCache
void SetClearCache(bool clearCache)
Definition: vtkParticlePathFilter.h:44
vtkIndent
a simple class to control print indentation
Definition: vtkIndent.h:33
vtkIntArray
dynamic, self-adjusting array of int
Definition: vtkIntArray.h:39
vtkParticlePathFilter
A Parallel Particle tracer for unsteady vector fields.
Definition: vtkParticlePathFilter.h:57
vtkSmartPointer.h
vtkParticleTracerBase::OutputParticles
virtual int OutputParticles(vtkPolyData *poly)=0
vtkParticleTracerBaseNamespace::ParticleInformation
Definition: vtkParticleTracerBase.h:63
vtkInformation
Store vtkAlgorithm input/output information.
Definition: vtkInformation.h:73
ParticlePathFilterInternal::ParticlePathFilterInternal
ParticlePathFilterInternal()
Definition: vtkParticlePathFilter.h:37
vtkParticleTracerBase::AppendToExtraPointDataArrays
virtual void AppendToExtraPointDataArrays(vtkParticleTracerBaseNamespace::ParticleInformation &)
Definition: vtkParticleTracerBase.h:460
vtkPolyData
concrete dataset represents vertices, lines, polygons, and triangle strips
Definition: vtkPolyData.h:84
vtkDoubleArray
dynamic, self-adjusting array of double
Definition: vtkDoubleArray.h:35
ParticlePathFilterInternal::~ParticlePathFilterInternal
virtual ~ParticlePathFilterInternal()
Definition: vtkParticlePathFilter.h:42
vtkPolyDataAlgorithm::New
static vtkPolyDataAlgorithm * New()
vtkParticleTracerBase::ResetCache
virtual void ResetCache()
vtkParticlePathFilter::It
ParticlePathFilterInternal It
Definition: vtkParticlePathFilter.h:85
ParticlePathFilterInternal
Definition: vtkParticlePathFilter.h:34