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/*=========================================================================
Program: Visualization Toolkit
Module: vtkDummyCommunicator.h
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
/**
* @class vtkDummyCommunicator
* @brief Dummy controller for single process applications.
*
*
*
* This is a dummy communicator, which can be used by applications that always
* require a controller but are also compiled on systems without threads or MPI.
* Because there is always only one process, no real communication takes place.
*
*/
#ifndef vtkDummyCommunicator_h
#define vtkDummyCommunicator_h
#include "vtkParallelCoreModule.h" // For export macro
#include "vtkCommunicator.h"
class VTKPARALLELCORE_EXPORT vtkDummyCommunicator : public vtkCommunicator
{
public:
vtkTypeMacro(vtkDummyCommunicator, vtkCommunicator);
static vtkDummyCommunicator *New();
virtual void PrintSelf(ostream &os, vtkIndent indent);
//@{
/**
* Since there is no one to communicate with, these methods just report an
* error.
*/
virtual int SendVoidArray(const void *, vtkIdType, int, int, int) {
vtkWarningMacro("There is no one to send to.");
return 0;
}
virtual int ReceiveVoidArray(void *, vtkIdType, int, int, int) {
vtkWarningMacro("There is no one to receive from.");
return 0;
}
//@}
protected:
vtkDummyCommunicator();
virtual ~vtkDummyCommunicator();
private:
vtkDummyCommunicator(const vtkDummyCommunicator &) VTK_DELETE_FUNCTION;
void operator=(const vtkDummyCommunicator &) VTK_DELETE_FUNCTION;
};
#endif //vtkDummyCommunicator_h
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