Servers/Filters/vtkIntegrateAttributes.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkIntegrateAttributes.h,v $

  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.

=========================================================================*/
#ifndef __vtkIntegrateAttributes_h
#define __vtkIntegrateAttributes_h

#include "vtkUnstructuredGridAlgorithm.h"

class vtkDataSet;
class vtkIdList;
class vtkInformation;
class vtkInformationVector;
class vtkDataSetAttributes;
class vtkMultiProcessController;

class VTK_EXPORT vtkIntegrateAttributes : public vtkUnstructuredGridAlgorithm
{
public:
  vtkTypeRevisionMacro(vtkIntegrateAttributes,vtkUnstructuredGridAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent);
  static vtkIntegrateAttributes *New();
  
protected:
  vtkIntegrateAttributes();
  ~vtkIntegrateAttributes();

  vtkMultiProcessController* Controller;

  virtual int RequestData(vtkInformation* request,
                          vtkInformationVector** inputVector,
                          vtkInformationVector* outputVector);

  // Create a default executive.
  virtual vtkExecutive* CreateDefaultExecutive();

  virtual int FillInputPortInformation(int, vtkInformation*);

  void ExecuteBlock(vtkDataSet* input, vtkUnstructuredGrid* output);

  int CompareIntegrationDimension(vtkDataSet* output, int dim);
  int IntegrationDimension;

  // The length, area or volume of the data set.  Computed by Execute;
  double Sum;
  // ToCompute the location of the output point.
  double SumCenter[3];

  void IntegratePolyLine(vtkDataSet* input, 
                         vtkUnstructuredGrid* output,
                         vtkIdType cellId, vtkIdList* cellPtIds);
  void IntegratePolygon(vtkDataSet* input, 
                         vtkUnstructuredGrid* output,
                         vtkIdType cellId, vtkIdList* cellPtIds);
  void IntegrateTriangleStrip(vtkDataSet* input, 
                         vtkUnstructuredGrid* output,
                         vtkIdType cellId, vtkIdList* cellPtIds);
  void IntegrateTriangle(vtkDataSet* input, 
                         vtkUnstructuredGrid* output,
                         vtkIdType cellId, vtkIdType pt1Id,
                         vtkIdType pt2Id, vtkIdType pt3Id);
  void IntegrateSatelliteData(vtkDataSetAttributes* inda,
                              vtkDataSetAttributes* outda);                  
  void AllocateAttributes(vtkDataSetAttributes* inda, 
                          vtkDataSetAttributes* outda);
  void ZeroAttributes(vtkDataSetAttributes* outda);
  void IntegrateData1(vtkDataSetAttributes* inda,
                      vtkDataSetAttributes* outda,
                      vtkIdType pt1Id, double k);
  void IntegrateData2(vtkDataSetAttributes* inda,
                      vtkDataSetAttributes* outda,
                      vtkIdType pt1Id, vtkIdType pt2Id, double k);
  void IntegrateData3(vtkDataSetAttributes* inda,
                      vtkDataSetAttributes* outda, vtkIdType pt1Id, 
                      vtkIdType pt2Id, vtkIdType pt3Id, double k);

private:
  vtkIntegrateAttributes(const vtkIntegrateAttributes&);  // Not implemented.
  void operator=(const vtkIntegrateAttributes&);  // Not implemented.
};

#endif

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