Main Page Class Hierarchy Alphabetical List Compound List File List Compound Members File Members Related Pages
Parallel/vtkInputPort.h

00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkInputPort.h,v $
00005   Language:  C++
00006 
00007   Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen 
00008   All rights reserved.
00009   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00010 
00011      This software is distributed WITHOUT ANY WARRANTY; without even 
00012      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00013      PURPOSE.  See the above copyright notice for more information.
00014 
00015 =========================================================================*/
00053 #ifndef __vtkInputPort_h
00054 #define __vtkInputPort_h
00055 
00056 #include "vtkSource.h"
00057 
00058 class vtkPolyData;
00059 class vtkUnstructuredGrid;
00060 class vtkStructuredGrid;
00061 class vtkRectilinearGrid;
00062 class vtkStructuredPoints;
00063 class vtkImageData;
00064 class vtkMultiProcessController;
00065 
00066 class VTK_PARALLEL_EXPORT vtkInputPort : public vtkSource
00067 {
00068 public:
00069   static vtkInputPort *New();
00070   vtkTypeRevisionMacro(vtkInputPort,vtkSource);
00071   void PrintSelf(ostream& os, vtkIndent indent);
00072 
00074 
00078   vtkPolyData *GetPolyDataOutput();
00079   vtkUnstructuredGrid *GetUnstructuredGridOutput();
00080   vtkStructuredGrid *GetStructuredGridOutput();
00081   vtkRectilinearGrid *GetRectilinearGridOutput();
00082   vtkStructuredPoints *GetStructuredPointsOutput();
00083   vtkImageData *GetImageDataOutput();
00085   
00087 
00090   vtkSetMacro(RemoteProcessId, int);
00091   vtkGetMacro(RemoteProcessId, int);
00092   vtkSetMacro(Tag, int);
00093   vtkGetMacro(Tag, int);
00095   
00097   void UpdateInformation();
00098 
00100   void PropagateUpdateExtent(vtkDataObject *vtkNotUsed(output)) {};
00101 
00103   void UpdateData( vtkDataObject *out );
00104 
00106   void TriggerAsynchronousUpdate();  
00107   
00109 
00111   vtkMultiProcessController *GetController() {return this->Controller;}
00112   virtual void SetController(vtkMultiProcessController*);
00114   
00116 
00121   vtkSetMacro(DoUpdateInformation, int);
00122   vtkGetMacro(DoUpdateInformation, int);
00124   
00125 //BTX
00126 
00127 // Arbitrary tags used by the ports for communication.
00128   enum Tags {
00129     DOWN_DATA_TIME_TAG = 98970,
00130     UPDATE_EXTENT_TAG = 98971,
00131     TRANSFER_NEEDED_TAG = 98972,
00132     INFORMATION_TRANSFER_TAG = 98973,
00133     DATA_TRANSFER_TAG = 98974,
00134     NEW_DATA_TIME_TAG = 98975
00135   };
00136 
00137 //ETX
00138 
00139 protected:
00140   vtkInputPort();
00141   ~vtkInputPort();  
00142   
00143   vtkMultiProcessController *Controller;
00144   int RemoteProcessId;
00145   int Tag;
00146 
00147   unsigned long DataTime;
00148   unsigned long UpStreamMTime;
00149   int TransferNeeded;
00150   int DoUpdateInformation;
00151 private:
00152   vtkInputPort(const vtkInputPort&);  // Not implemented.
00153   void operator=(const vtkInputPort&);  // Not implemented.
00154 };
00155 
00156 #endif
00157 
00158