vtkUnstructuredPOPReader.h

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// SPDX-FileCopyrightText: Copyright (c) Kitware Inc.
// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkUnstructuredPOPReader_h
#define vtkUnstructuredPOPReader_h
 
#include "vtkPVVTKExtensionsIOGeneralModule.h" //needed for exports
#include "vtkUnstructuredGridAlgorithm.h"
 
#include <cstddef> // for ptrdiff_t
 
class vtkCallbackCommand;
class vtkDataArraySelection;
class vtkIdList;
class vtkUnstructuredPOPReaderInternal;
class VTKPointIterator;
 
class VTKPVVTKEXTENSIONSIOGENERAL_EXPORT vtkUnstructuredPOPReader
  : public vtkUnstructuredGridAlgorithm
{
public:
  vtkTypeMacro(vtkUnstructuredPOPReader, vtkUnstructuredGridAlgorithm);
  static vtkUnstructuredPOPReader* New();
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  vtkSetStringMacro(FileName);
  vtkGetStringMacro(FileName);
 
 
  vtkSetVector3Macro(Stride, int);
  vtkGetVector3Macro(Stride, int);
 
 
  vtkSetVector6Macro(VOI, int);
  vtkGetVector6Macro(VOI, int);
 
 
  virtual int GetNumberOfVariableArrays();
  virtual const char* GetVariableArrayName(int idx);
  virtual int GetVariableArrayStatus(const char* name);
  virtual void SetVariableArrayStatus(const char* name, int status);
 
 
  vtkSetMacro(Radius, double);
  vtkGetMacro(Radius, double);
 
 
  vtkGetMacro(VectorGrid, int);
 
 
  vtkSetMacro(VerticalVelocity, bool);
  vtkGetMacro(VerticalVelocity, bool);
 
protected:
  vtkUnstructuredPOPReader();
  ~vtkUnstructuredPOPReader() override;
 
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
 
  static void SelectionModifiedCallback(
    vtkObject* caller, unsigned long eid, void* clientdata, void* calldata);
 
  static void EventCallback(vtkObject* caller, unsigned long eid, void* clientdata, void* calldata);
 
  vtkCallbackCommand* SelectionObserver;
 
  char* FileName;
 
 
  char* OpenedFileName;
  vtkSetStringMacro(OpenedFileName);
 
  int Stride[3];
 
  int NCDFFD;
 
  double Radius;
 
  int VOI[6];
 
 
  bool SubsettingXMin;
  bool SubsettingXMax;
  bool ReducedHeightResolution;
 
  int VectorGrid;
 
  bool VerticalVelocity;
 
  bool Transform(vtkUnstructuredGrid* grid, size_t* start, size_t* count, int* wholeExtent,
    int* subExtent, int numberOfGhostLevels, int wrapped, int piece, int numberOfPieces);
 
  int ProcessGrid(
    vtkUnstructuredGrid* grid, int piece, int numberOfPieces, int numberOfGhostLevels);
 
  bool ReadMetaData(int wholeExtent[6]);
 
  int RequestInformation(vtkInformation* request, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector) override;
 
  void LoadPointData(vtkUnstructuredGrid* grid, int netCDFFD, int varidp, size_t* start,
    size_t* count, ptrdiff_t* rStride, const char* arrayName);
 
  void ComputeVerticalVelocity(vtkUnstructuredGrid* grid, int* wholeExtent, int* subExtent,
    int numberOfGhostLevels, int latlonFileId);
 
  void CommunicateParallelVerticalVelocity(int* wholeExtent, int* subExtent,
    int numberOfGhostLevels, VTKPointIterator& pointIterator, double* w);
 
  int GetPointOwnerPiece(int iIndex, int jIndex, int kKindex, int numberOfPieces,
    int numberOfGhostLevels, int* wholeExtent);
 
  void GetPiecesNeedingPoint(int iIndex, int jIndex, int kKindex, int numberOfPieces,
    int numberOfGhostLevels, int* wholeExtent, vtkIdList* pieceIds);
 
  bool GetExtentInformation(
    int piece, int numberOfPieces, int numberOfGhostLevels, int* wholeExtent, int* subExtent);
 
  bool BuildGhostInformation(vtkUnstructuredGrid* grid, int numberOfGhostLevels, int* wholeExtent,
    int* subExtent, int wrapped, int piece, int numberOfPieces);
 
private:
  vtkUnstructuredPOPReader(const vtkUnstructuredPOPReader&) = delete;
  void operator=(const vtkUnstructuredPOPReader&) = delete;
 
  vtkUnstructuredPOPReaderInternal* Internals;
};
#endif