VTK  9.3.20240327
vtkPStreamTracer.h
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1 // SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2 // SPDX-License-Identifier: BSD-3-Clause
19 #ifndef vtkPStreamTracer_h
20 #define vtkPStreamTracer_h
21 
22 #include "vtkSmartPointer.h" // This is a leaf node. No need to use PIMPL to avoid compile time penalty.
23 #include "vtkStreamTracer.h"
24 
25 VTK_ABI_NAMESPACE_BEGIN
28 
29 class PStreamTracerPoint;
30 class vtkOverlappingAMR;
31 class AbstractPStreamTracerUtils;
32 
33 VTK_ABI_NAMESPACE_END
34 #include "vtkFiltersParallelFlowPathsModule.h" // For export macro
35 
36 VTK_ABI_NAMESPACE_BEGIN
37 class VTKFILTERSPARALLELFLOWPATHS_EXPORT vtkPStreamTracer : public vtkStreamTracer
38 {
39 public:
41 
45  static vtkPStreamTracer* New();
47  void PrintSelf(ostream& os, vtkIndent indent) override;
49 
51 
56  virtual void SetController(vtkMultiProcessController* controller);
57  vtkGetObjectMacro(Controller, vtkMultiProcessController);
59 
60 protected:
62  ~vtkPStreamTracer() override;
63 
66 
68 
71 
72  int EmptyData;
73 
74 private:
75  vtkPStreamTracer(const vtkPStreamTracer&) = delete;
76  void operator=(const vtkPStreamTracer&) = delete;
77 
78  void Trace(vtkDataSet* input, int vecType, const char* vecName, PStreamTracerPoint* pt,
80  int maxCellSize);
81 
82  bool TraceOneStep(
83  vtkPolyData* traceOut, vtkAbstractInterpolatedVelocityField*, PStreamTracerPoint* pt);
84 
85  void Prepend(vtkPolyData* path, vtkPolyData* headh);
86  int Rank;
87  int NumProcs;
88 
89  friend class AbstractPStreamTracerUtils;
91 };
92 VTK_ABI_NAMESPACE_END
93 #endif
An abstract class for obtaining the interpolated velocity values at a point.
abstract class to specify dataset behavior
Definition: vtkDataSet.h:165
a simple class to control print indentation
Definition: vtkIndent.h:108
Store zero or more vtkInformation instances.
Store vtkAlgorithm input/output information.
Multiprocessing communication superclass.
hierarchical dataset of vtkUniformGrids
parallel streamline generators
vtkMultiProcessController * Controller
vtkAbstractInterpolatedVelocityField * Interpolator
virtual void SetController(vtkMultiProcessController *controller)
Set/Get the controller use in compositing (set to the global controller by default) If not using the ...
int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *) override
This is called by the superclass.
void SetInterpolator(vtkAbstractInterpolatedVelocityField *)
void PrintSelf(ostream &os, vtkIndent indent) override
Standard methods to instantiate the class, obtain type information and print object state.
int RequestUpdateExtent(vtkInformation *, vtkInformationVector **, vtkInformationVector *) override
This is called by the superclass.
static vtkPStreamTracer * New()
Standard methods to instantiate the class, obtain type information and print object state.
~vtkPStreamTracer() override
concrete dataset represents vertices, lines, polygons, and triangle strips
Definition: vtkPolyData.h:180
Streamline generator.