vtkPythonRepresentation.h

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// SPDX-FileCopyrightText: Copyright (c) Kitware Inc.
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkPythonRepresentation_h
#define vtkPythonRepresentation_h

#include "vtkPVDataRepresentation.h"

#include "vtkRemotingViewsPythonModule.h" //needed for exports

class vtkReductionFilter;

class VTKREMOTINGVIEWSPYTHON_EXPORT vtkPythonRepresentation : public vtkPVDataRepresentation
{
public:
  static vtkPythonRepresentation* New();
  vtkTypeMacro(vtkPythonRepresentation, vtkPVDataRepresentation);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  int ProcessViewRequest(vtkInformationRequestKey* request_type, vtkInformation* inInfo,
    vtkInformation* outInfo) override;


  vtkGetMacro(LocalInput, vtkDataObject*);


  vtkGetMacro(ClientDataObject, vtkDataObject*);

  int GetNumberOfAttributeArrays(int attributeType);

  const char* GetAttributeArrayName(int attributeType, int arrayIndex);

  void SetAttributeArrayStatus(int attributeType, const char* name, int status);

  int GetAttributeArrayStatus(int attributeType, const char* name);

  void EnableAllAttributeArrays();

  void DisableAllAttributeArrays();

protected:
  vtkPythonRepresentation();
  ~vtkPythonRepresentation() override;

  int FillInputPortInformation(int port, vtkInformation* info) override;

  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;

private:
  vtkPythonRepresentation(const vtkPythonRepresentation&) = delete;
  void operator=(const vtkPythonRepresentation&) = delete;

  vtkDataObject* LocalInput;

  vtkDataObject* ClientDataObject;


  class vtkPythonRepresentationInternal;
  vtkPythonRepresentationInternal* Internal;

  void InitializePreGatherHelper(vtkReductionFilter* reductionFilter, vtkDataObject* input);

  void InitializePostGatherHelper(vtkReductionFilter* reductionFilter, vtkDataObject* input);

  bool HasProcessRole(vtkTypeUInt32 role);

  bool IsClientProcess();

  bool IsDataServerProcess();

  int SendDataTypeToClient(int& dataType);

  void TransferLocalDataToClient();
};

#endif // vtkPythonRepresentation_h