VTK  9.2.6
vtkMultiProcessStream.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkMultiProcessStream.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 =========================================================================*/
32 #ifndef vtkMultiProcessStream_h
33 #define vtkMultiProcessStream_h
34 
35 #include "vtkObject.h"
36 #include "vtkParallelCoreModule.h" // For export macro
37 #include <string> // needed for string.
38 #include <vector> // needed for vector.
39 
40 class VTKPARALLELCORE_EXPORT vtkMultiProcessStream
41 {
42 public:
47 
49 
53  vtkMultiProcessStream& operator<<(float value);
55  vtkMultiProcessStream& operator<<(char value);
56  vtkMultiProcessStream& operator<<(bool value);
57  vtkMultiProcessStream& operator<<(unsigned int value);
58  vtkMultiProcessStream& operator<<(unsigned char value);
59  vtkMultiProcessStream& operator<<(vtkTypeInt64 value);
60  vtkMultiProcessStream& operator<<(vtkTypeUInt64 value);
62  // Without this operator, the compiler would convert
63  // a char* to a bool instead of a std::string.
64  vtkMultiProcessStream& operator<<(const char* value);
67 
69 
72  vtkMultiProcessStream& operator>>(double& value);
73  vtkMultiProcessStream& operator>>(float& value);
74  vtkMultiProcessStream& operator>>(int& value);
75  vtkMultiProcessStream& operator>>(char& value);
76  vtkMultiProcessStream& operator>>(bool& value);
77  vtkMultiProcessStream& operator>>(unsigned int& value);
78  vtkMultiProcessStream& operator>>(unsigned char& value);
79  vtkMultiProcessStream& operator>>(vtkTypeInt64& value);
80  vtkMultiProcessStream& operator>>(vtkTypeUInt64& value);
84 
86 
89  void Push(double array[], unsigned int size);
90  void Push(float array[], unsigned int size);
91  void Push(int array[], unsigned int size);
92  void Push(char array[], unsigned int size);
93  void Push(unsigned int array[], unsigned int size);
94  void Push(unsigned char array[], unsigned int size);
95  void Push(vtkTypeInt64 array[], unsigned int size);
96  void Push(vtkTypeUInt64 array[], unsigned int size);
98 
100 
107  void Pop(double*& array, unsigned int& size);
108  void Pop(float*& array, unsigned int& size);
109  void Pop(int*& array, unsigned int& size);
110  void Pop(char*& array, unsigned int& size);
111  void Pop(unsigned int*& array, unsigned int& size);
112  void Pop(unsigned char*& array, unsigned int& size);
113  void Pop(vtkTypeInt64*& array, unsigned int& size);
114  void Pop(vtkTypeUInt64*& array, unsigned int& size);
116 
120  void Reset();
121 
125  int Size();
126 
131  int RawSize() { return (this->Size() + 1); }
132 
136  bool Empty();
137 
139 
143  void GetRawData(std::vector<unsigned char>& data) const;
144  void GetRawData(unsigned char*& data, unsigned int& size);
145  void SetRawData(const std::vector<unsigned char>& data);
146  void SetRawData(const unsigned char*, unsigned int size);
147  std::vector<unsigned char> GetRawData() const;
149 
150 private:
151  class vtkInternals;
152  vtkInternals* Internals;
153  unsigned char Endianness;
154  enum
155  {
156  BigEndian,
157  LittleEndian
158  };
159 };
160 
161 #endif
162 
163 // VTK-HeaderTest-Exclude: vtkMultiProcessStream.h
stream used to pass data across processes using vtkMultiProcessController.
VTKCOMMONCORE_EXPORT ostream & operator<<(ostream &os, const vtkIndent &o)
vtkMultiProcessStream & operator>>(vtkMultiProcessStream &stream, T &value)
int RawSize()
Returns the size of the raw data returned by GetRawData.