VTK  9.1.0
vtkXMLPStructuredDataReader.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkXMLPStructuredDataReader.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=========================================================================*/
27#ifndef vtkXMLPStructuredDataReader_h
28#define vtkXMLPStructuredDataReader_h
29
30#include "vtkIOXMLModule.h" // For export macro
31#include "vtkXMLPDataReader.h"
32
36
37class VTKIOXML_EXPORT vtkXMLPStructuredDataReader : public vtkXMLPDataReader
38{
39public:
41 void PrintSelf(ostream& os, vtkIndent indent) override;
42
43 // For the specified port, copy the information this reader sets up in
44 // SetupOutputInformation to outInfo
45 void CopyOutputInformation(vtkInformation* outInfo, int port) override;
46
47protected:
50
53 void CopyArrayForPoints(vtkAbstractArray* inArray, vtkAbstractArray* outArray) override;
54 void CopyArrayForCells(vtkAbstractArray* inArray, vtkAbstractArray* outArray) override;
55
56 virtual void SetOutputExtent(int* extent) = 0;
57 virtual void GetPieceInputExtent(int index, int* extent) = 0;
58
59 // Pipeline execute data driver. Called by vtkXMLReader.
60 void ReadXMLData() override;
61 int ReadPrimaryElement(vtkXMLDataElement* ePrimary) override;
62
63 void SetupOutputData() override;
64
65 void SetupPieces(int numPieces) override;
66 void DestroyPieces() override;
67 int ReadPiece(vtkXMLDataElement* ePiece) override;
68 int ReadPieceData() override;
69 void CopySubExtent(int* inExtent, int* inDimensions, vtkIdType* inIncrements, int* outExtent,
70 int* outDimensions, vtkIdType* outIncrements, int* subExtent, int* subDimensions,
71 vtkAbstractArray* inArray, vtkAbstractArray* outArray);
73
75
76 // The extent to be updated in the output.
77 int UpdateExtent[6];
78 int PointDimensions[3];
79 vtkIdType PointIncrements[3];
80 int CellDimensions[3];
81 vtkIdType CellIncrements[3];
82
83 // The extent currently being read from a piece.
84 int SubExtent[6];
85 int SubPointDimensions[3];
86 int SubCellDimensions[3];
87 int SubPieceExtent[6];
88 int SubPiecePointDimensions[3];
89 vtkIdType SubPiecePointIncrements[3];
90 int SubPieceCellDimensions[3];
91 vtkIdType SubPieceCellIncrements[3];
92
93 // Information per-piece.
95
97 vtkInformationVector* outputVector) override;
98
99private:
101 void operator=(const vtkXMLPStructuredDataReader&) = delete;
102};
103
104#endif
Abstract superclass for all arrays.
Split an extent across other extents.
a simple class to control print indentation
Definition: vtkIndent.h:113
Store zero or more vtkInformation instances.
Store vtkAlgorithm input/output information.
Represents an XML element and those nested inside.
Superclass for PVTK XML file readers that read vtkDataSets.
Superclass for parallel structured data XML readers.
void ReadXMLData() override
virtual void GetPieceInputExtent(int index, int *extent)=0
void CopyArrayForCells(vtkAbstractArray *inArray, vtkAbstractArray *outArray) override
void CopyOutputInformation(vtkInformation *outInfo, int port) override
void DestroyPieces() override
Delete all piece readers and related information.
~vtkXMLPStructuredDataReader() override
void SetupOutputData() override
Initialize the output data.
void CopyArrayForPoints(vtkAbstractArray *inArray, vtkAbstractArray *outArray) override
int RequestInformation(vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector) override
int ReadPiece(vtkXMLDataElement *ePiece) override
Setup the current piece reader.
vtkIdType GetNumberOfCells() override
int ReadPieceData() override
Actually read the current piece data.
int ReadPrimaryElement(vtkXMLDataElement *ePrimary) override
Read the information relative to the dataset and allocate the needed structures according to it.
vtkIdType GetNumberOfPoints() override
void CopySubExtent(int *inExtent, int *inDimensions, vtkIdType *inIncrements, int *outExtent, int *outDimensions, vtkIdType *outIncrements, int *subExtent, int *subDimensions, vtkAbstractArray *inArray, vtkAbstractArray *outArray)
virtual void SetOutputExtent(int *extent)=0
void SetupPieces(int numPieces) override
Setup the number of pieces to be read and allocate space accordingly.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
Superclass for structured data XML readers.
int vtkIdType
Definition: vtkType.h:332