VTK
vtkSelectionAlgorithm.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkSelectionAlgorithm.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 =========================================================================*/
37 #ifndef vtkSelectionAlgorithm_h
38 #define vtkSelectionAlgorithm_h
39 
40 #include "vtkAlgorithm.h"
41 #include "vtkCommonExecutionModelModule.h" // For export macro
42 #include "vtkSelection.h" // makes things a bit easier
43 
44 class vtkDataSet;
45 
46 class VTKCOMMONEXECUTIONMODEL_EXPORT vtkSelectionAlgorithm : public vtkAlgorithm
47 {
48 public:
49  static vtkSelectionAlgorithm* New();
51  void PrintSelf(ostream& os, vtkIndent indent) override;
52 
58 
62  vtkSelection* GetOutput() { return this->GetOutput(0); }
63  vtkSelection* GetOutput(int index);
64 
70  void SetInputData(vtkDataObject* obj) { this->SetInputData(0, obj); }
71  void SetInputData(int index, vtkDataObject* obj);
72 
73 protected:
75  ~vtkSelectionAlgorithm() override;
76 
77  // convenience method
78  virtual int RequestInformation(vtkInformation* request, vtkInformationVector** inputVector,
79  vtkInformationVector* outputVector);
80 
85  virtual int RequestData(vtkInformation* request, vtkInformationVector** inputVector,
86  vtkInformationVector* outputVector);
87 
92  virtual int RequestUpdateExtent(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
93 
94  // see algorithm for more info
97 
98 private:
100  void operator=(const vtkSelectionAlgorithm&) = delete;
101 };
102 
103 #endif
vtkAlgorithm
Superclass for all sources, filters, and sinks in VTK.
Definition: vtkAlgorithm.h:53
vtkAlgorithm::FillInputPortInformation
virtual int FillInputPortInformation(int port, vtkInformation *info)
Fill the input port information objects for this algorithm.
vtkInformationVector
Store zero or more vtkInformation instances.
Definition: vtkInformationVector.h:35
vtkSelection
data object that represents a "selection" in VTK.
Definition: vtkSelection.h:57
vtkAlgorithm.h
vtkX3D::port
Definition: vtkX3D.h:453
vtkIndent
a simple class to control print indentation
Definition: vtkIndent.h:33
vtkDataSet
abstract class to specify dataset behavior
Definition: vtkDataSet.h:56
vtkInformation
Store vtkAlgorithm input/output information.
Definition: vtkInformation.h:64
vtkX3D::info
Definition: vtkX3D.h:382
vtkAlgorithm::New
static vtkAlgorithm * New()
vtkAlgorithm::PrintSelf
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
vtkSelectionAlgorithm::GetOutput
vtkSelection * GetOutput()
Get the output data object for a port on this algorithm.
Definition: vtkSelectionAlgorithm.h:62
vtkSelectionAlgorithm
Superclass for algorithms that produce only Selection as output.
Definition: vtkSelectionAlgorithm.h:46
vtkSelectionAlgorithm::SetInputData
void SetInputData(vtkDataObject *obj)
Assign a data object as input.
Definition: vtkSelectionAlgorithm.h:70
vtkSelection.h
vtkDataObject
general representation of visualization data
Definition: vtkDataObject.h:58
vtkX3D::index
Definition: vtkX3D.h:252
vtkAlgorithm::ProcessRequest
virtual vtkTypeBool ProcessRequest(vtkInformation *request, vtkInformationVector **inInfo, vtkInformationVector *outInfo)
Upstream/Downstream requests form the generalized interface through which executives invoke a algorit...
vtkAlgorithm::FillOutputPortInformation
virtual int FillOutputPortInformation(int port, vtkInformation *info)
Fill the output port information objects for this algorithm.
vtkTypeBool
int vtkTypeBool
Definition: vtkABI.h:69