VTK  9.2.6
vtkTreeAlgorithm.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkTreeAlgorithm.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 =========================================================================*/
15 /*-------------------------------------------------------------------------
16  Copyright 2008 Sandia Corporation.
17  Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
18  the U.S. Government retains certain rights in this software.
19 -------------------------------------------------------------------------*/
39 #ifndef vtkTreeAlgorithm_h
40 #define vtkTreeAlgorithm_h
41 
42 #include "vtkAlgorithm.h"
43 #include "vtkCommonExecutionModelModule.h" // For export macro
44 #include "vtkTree.h" // makes things a bit easier
45 
46 class vtkDataSet;
47 
48 class VTKCOMMONEXECUTIONMODEL_EXPORT vtkTreeAlgorithm : public vtkAlgorithm
49 {
50 public:
51  static vtkTreeAlgorithm* New();
53  void PrintSelf(ostream& os, vtkIndent indent) override;
54 
60 
64  vtkTree* GetOutput() { return this->GetOutput(0); }
65  vtkTree* GetOutput(int index);
66 
72  void SetInputData(vtkDataObject* obj) { this->SetInputData(0, obj); }
73  void SetInputData(int index, vtkDataObject* obj);
74 
75 protected:
77  ~vtkTreeAlgorithm() override;
78 
79  // convenience method
80  virtual int RequestInformation(vtkInformation* request, vtkInformationVector** inputVector,
81  vtkInformationVector* outputVector);
82 
87  virtual int RequestData(vtkInformation* request, vtkInformationVector** inputVector,
88  vtkInformationVector* outputVector);
89 
94  virtual int RequestUpdateExtent(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
95 
96  // see algorithm for more info
99 
100 private:
101  vtkTreeAlgorithm(const vtkTreeAlgorithm&) = delete;
102  void operator=(const vtkTreeAlgorithm&) = delete;
103 };
104 
105 #endif
Superclass for algorithms that produce only Tree as output.
Store vtkAlgorithm input/output information.
abstract class to specify dataset behavior
Definition: vtkDataSet.h:62
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
int vtkTypeBool
Definition: vtkABI.h:69
virtual vtkTypeBool ProcessRequest(vtkInformation *request, vtkInformationVector **inInfo, vtkInformationVector *outInfo)
Upstream/Downstream requests form the generalized interface through which executives invoke a algorit...
Superclass for all sources, filters, and sinks in VTK.
Definition: vtkAlgorithm.h:62
virtual int FillOutputPortInformation(int port, vtkInformation *info)
Fill the output port information objects for this algorithm.
a simple class to control print indentation
Definition: vtkIndent.h:39
void SetInputData(vtkDataObject *obj)
Assign a data object as input.
virtual int FillInputPortInformation(int port, vtkInformation *info)
Fill the input port information objects for this algorithm.
Store zero or more vtkInformation instances.
static vtkAlgorithm * New()
A rooted tree data structure.
Definition: vtkTree.h:60
general representation of visualization data
Definition: vtkDataObject.h:65
vtkTree * GetOutput()
Get the output data object for a port on this algorithm.