vtkDEMReader.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkDEMReader_h
#define vtkDEMReader_h
 
#include "vtkIOImageModule.h" // For export macro
#include "vtkImageAlgorithm.h"
 
VTK_ABI_NAMESPACE_BEGIN
class VTKIOIMAGE_EXPORT vtkDEMReader : public vtkImageAlgorithm
{
public:
  static vtkDEMReader* New();
  vtkTypeMacro(vtkDEMReader, vtkImageAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  vtkSetFilePathMacro(FileName);
  vtkGetFilePathMacro(FileName);
 
  enum
  {
    REFERENCE_SEA_LEVEL = 0,
    REFERENCE_ELEVATION_BOUNDS
  };
 
 
  vtkSetClampMacro(ElevationReference, int, REFERENCE_SEA_LEVEL, REFERENCE_ELEVATION_BOUNDS);
  vtkGetMacro(ElevationReference, int);
  void SetElevationReferenceToSeaLevel() { this->SetElevationReference(REFERENCE_SEA_LEVEL); }
  void SetElevationReferenceToElevationBounds()
  {
    this->SetElevationReference(REFERENCE_ELEVATION_BOUNDS);
  }
  const char* GetElevationReferenceAsString();
 
 
  vtkGetStringMacro(MapLabel);
 
 
  vtkGetMacro(DEMLevel, int);
 
 
  vtkGetMacro(ElevationPattern, int);
 
 
  vtkGetMacro(GroundSystem, int);
 
 
  vtkGetMacro(GroundZone, int);
 
 
  vtkGetVectorMacro(ProjectionParameters, float, 15);
 
 
  vtkGetMacro(PlaneUnitOfMeasure, int);
 
 
  vtkGetMacro(ElevationUnitOfMeasure, int);
 
 
  vtkGetMacro(PolygonSize, int);
 
 
  vtkGetVectorMacro(ElevationBounds, float, 2);
 
 
  vtkGetMacro(LocalRotation, float);
 
 
  vtkGetMacro(AccuracyCode, int);
 
 
  vtkGetVectorMacro(SpatialResolution, float, 3);
 
 
  vtkGetVectorMacro(ProfileDimension, int, 2);
 
  int RequestInformation(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
 
protected:
  vtkDEMReader();
  ~vtkDEMReader() override;
 
  vtkTimeStamp ReadHeaderTime;
  int NumberOfColumns;
  int NumberOfRows;
  int WholeExtent[6];
  char* FileName;
  char MapLabel[145];
  int DEMLevel;
  int ElevationPattern;
  int GroundSystem;
  int GroundZone;
  float ProjectionParameters[15];
  int PlaneUnitOfMeasure;
  int ElevationUnitOfMeasure;
  int PolygonSize;
  float GroundCoords[4][2];
  float ElevationBounds[2];
  float LocalRotation;
  int AccuracyCode;
  float SpatialResolution[3];
  int ProfileDimension[2];
  int ProfileSeekOffset;
  int ElevationReference;
 
  void ComputeExtentOriginAndSpacing(int extent[6], double origin[3], double spacing[3]);
  int ReadTypeARecord();
  int ReadProfiles(vtkImageData* data);
  int RequestData(vtkInformation* request, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector) override;
 
private:
  vtkDEMReader(const vtkDEMReader&) = delete;
  void operator=(const vtkDEMReader&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif