vtkH5RageReader.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkH5RageReader_h
#define vtkH5RageReader_h
 
#include "vtkIOH5RageModule.h" // For export macro
#include "vtkImageAlgorithm.h"
 
VTK_ABI_NAMESPACE_BEGIN
class vtkCallbackCommand;
class vtkDataArraySelection;
class vtkMultiProcessController;
 
class H5RageAdaptor;
 
class VTKIOH5RAGE_EXPORT vtkH5RageReader : public vtkImageAlgorithm
{
public:
  static vtkH5RageReader* New();
  vtkTypeMacro(vtkH5RageReader, vtkImageAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  vtkSetFilePathMacro(FileName);
  vtkGetFilePathMacro(FileName);
 
 
  vtkSetMacro(CurrentTimeStep, int);
  vtkGetMacro(CurrentTimeStep, int);
 
 
  vtkImageData* GetOutput();
  vtkImageData* GetOutput(int index);
 
 
  int GetNumberOfPointArrays();
  const char* GetPointArrayName(int index);
  int GetPointArrayStatus(const char* name);
  void SetPointArrayStatus(const char* name, int status);
  void DisableAllPointArrays();
  void EnableAllPointArrays();
 
protected:
  vtkH5RageReader();
  ~vtkH5RageReader() override;
 
  char* FileName; // First field part file giving path
 
  int Rank;      // Number of this processor
  int TotalRank; // Number of processors
 
  H5RageAdaptor* H5rageAdaptor;
 
  int WholeExtent[6]; // Size of image
  int SubExtent[6];   // Size of image this processor
  int Dimension[3];   // Dimension of image
  double Origin[3];   // Physical origin
  double Spacing[3];  // Physical spacing
 
  int NumberOfTimeSteps;
  double* TimeSteps;   // Times available for request
  int CurrentTimeStep; // Time currently displayed
 
  // Controls initializing and querying MPI
  void SetController(vtkMultiProcessController*);
  vtkMultiProcessController* Controller;
 
  // Selected field of interest
  vtkDataArraySelection* PointDataArraySelection;
 
  // Observer to modify this object when array selections are modified
  vtkCallbackCommand* SelectionObserver;
 
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
  int RequestInformation(
    vtkInformation*, vtkInformationVector** inVector, vtkInformationVector*) override;
 
  static void SelectionCallback(
    vtkObject* caller, unsigned long eid, void* clientdata, void* calldata);
  static void EventCallback(vtkObject* caller, unsigned long eid, void* clientdata, void* calldata);
 
private:
  vtkH5RageReader(const vtkH5RageReader&) = delete;
  void operator=(const vtkH5RageReader&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif