vtkImageAlgorithm.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkImageAlgorithm_h
#define vtkImageAlgorithm_h
 
#include "vtkAlgorithm.h"
#include "vtkCommonExecutionModelModule.h" // For export macro
#include "vtkWrappingHints.h"              // For VTK_MARSHALAUTO
 
VTK_ABI_NAMESPACE_BEGIN
class vtkDataSet;
class vtkImageData;
 
class VTKCOMMONEXECUTIONMODEL_EXPORT VTK_MARSHALAUTO vtkImageAlgorithm : public vtkAlgorithm
{
public:
  vtkTypeMacro(vtkImageAlgorithm, vtkAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;


  VTK_MARSHALEXCLUDE(VTK_MARSHAL_EXCLUDE_REASON_IS_INTERNAL)
  vtkImageData* GetOutput();
  VTK_MARSHALEXCLUDE(VTK_MARSHAL_EXCLUDE_REASON_IS_INTERNAL)
  vtkImageData* GetOutput(int);
  VTK_MARSHALEXCLUDE(VTK_MARSHAL_EXCLUDE_REASON_IS_INTERNAL)
  virtual void SetOutput(vtkDataObject* d);

  vtkTypeBool ProcessRequest(
    vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;


  void SetInputData(vtkDataObject*);
  void SetInputData(int, vtkDataObject*);


  vtkDataObject* GetInput(int port);
  vtkDataObject* GetInput() { return this->GetInput(0); }
  vtkImageData* GetImageDataInput(int port);


  virtual void AddInputData(vtkDataObject*);
  virtual void AddInputData(int, vtkDataObject*);
 
protected:
  vtkImageAlgorithm();
  ~vtkImageAlgorithm() override;

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

  virtual int RequestUpdateExtent(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
 
  virtual int RequestUpdateTime(vtkInformation*, vtkInformationVector**, vtkInformationVector*);

  virtual void CopyInputArrayAttributesToOutput(vtkInformation* request,
    vtkInformationVector** inputVector, vtkInformationVector* outputVector);

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

  virtual void ExecuteDataWithInformation(vtkDataObject* output, vtkInformation* outInfo);


  virtual void ExecuteData(vtkDataObject* output);
  virtual void Execute();


  virtual void AllocateOutputData(vtkImageData* out, vtkInformation* outInfo, int* uExtent);
  virtual vtkImageData* AllocateOutputData(vtkDataObject* out, vtkInformation* outInfo);

  virtual void CopyAttributeData(
    vtkImageData* in, vtkImageData* out, vtkInformationVector** inputVector);


  int FillOutputPortInformation(int port, vtkInformation* info) override;
  int FillInputPortInformation(int port, vtkInformation* info) override;
 
private:
  vtkImageAlgorithm(const vtkImageAlgorithm&) = delete;
  void operator=(const vtkImageAlgorithm&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif