vtkProgrammableSource.h

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

  Program:   Visualization Toolkit
  Module:    vtkProgrammableSource.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 vtkProgrammableSource_h
#define vtkProgrammableSource_h

#include "vtkFiltersSourcesModule.h" // For export macro
#include "vtkDataSetAlgorithm.h"

class vtkPolyData;
class vtkStructuredPoints;
class vtkStructuredGrid;
class vtkUnstructuredGrid;
class vtkRectilinearGrid;

class VTKFILTERSSOURCES_EXPORT vtkProgrammableSource : public vtkDataSetAlgorithm
{
public:
  static vtkProgrammableSource *New();
  vtkTypeMacro(vtkProgrammableSource,vtkDataSetAlgorithm);

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

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

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

  void SetRequestInformationMethod(void (*f)(void *));

  vtkPolyData *GetPolyDataOutput();

  vtkStructuredPoints *GetStructuredPointsOutput();

  vtkStructuredGrid *GetStructuredGridOutput();

  vtkUnstructuredGrid *GetUnstructuredGridOutput();

  vtkRectilinearGrid *GetRectilinearGridOutput();

protected:
  vtkProgrammableSource();
  ~vtkProgrammableSource() VTK_OVERRIDE;

  int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *) VTK_OVERRIDE;
  int RequestDataObject(vtkInformation *, vtkInformationVector **, vtkInformationVector *) VTK_OVERRIDE;
  int RequestInformation(vtkInformation *, vtkInformationVector **, vtkInformationVector *) VTK_OVERRIDE;

  ProgrammableMethodCallbackType ExecuteMethod; //function to invoke
  ProgrammableMethodCallbackType ExecuteMethodArgDelete;
  void *ExecuteMethodArg;
  ProgrammableMethodCallbackType RequestInformationMethod; // function to invoke

  vtkTimeStamp ExecuteTime;
  int RequestedDataType;

private:
  vtkProgrammableSource(const vtkProgrammableSource&) VTK_DELETE_FUNCTION;
  void operator=(const vtkProgrammableSource&) VTK_DELETE_FUNCTION;
};

#endif

// VTK-HeaderTest-Exclude: vtkProgrammableSource.h