dox/Graphics/vtkProgrammableFilter.h

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

  Program:   Visualization Toolkit
  Module:    vtkProgrammableFilter.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.

=========================================================================*/
#ifndef __vtkProgrammableFilter_h
#define __vtkProgrammableFilter_h

#include "vtkPassInputTypeAlgorithm.h"

class vtkGraph;
class vtkTable;

class VTK_GRAPHICS_EXPORT vtkProgrammableFilter : public vtkPassInputTypeAlgorithm
{
public:
  static vtkProgrammableFilter *New();
  vtkTypeMacro(vtkProgrammableFilter,vtkPassInputTypeAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent);

  typedef void (*ProgrammableMethodCallbackType)(void *arg);

  void SetExecuteMethod(void (*f)(void *), void *arg);

  void SetExecuteMethodArgDelete(void (*f)(void *));

  vtkPolyData *GetPolyDataInput();

  vtkStructuredPoints *GetStructuredPointsInput();

  vtkStructuredGrid *GetStructuredGridInput();

  vtkUnstructuredGrid *GetUnstructuredGridInput();

  vtkRectilinearGrid *GetRectilinearGridInput();

  vtkGraph *GetGraphInput();

  
  vtkTable *GetTableInput();


  vtkSetMacro(CopyArrays, bool);
  vtkGetMacro(CopyArrays, bool);
  vtkBooleanMacro(CopyArrays, bool);
  
protected:
  vtkProgrammableFilter();
  ~vtkProgrammableFilter();

  int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *);
  virtual int FillInputPortInformation(int port, vtkInformation* info);

  ProgrammableMethodCallbackType ExecuteMethod; //function to invoke
  ProgrammableMethodCallbackType ExecuteMethodArgDelete;
  void *ExecuteMethodArg;
  
  bool CopyArrays;
  
private:
  vtkProgrammableFilter(const vtkProgrammableFilter&);  // Not implemented.
  void operator=(const vtkProgrammableFilter&);  // Not implemented.
};

#endif