vtkGeoTerrain.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkGeoTerrain.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
/*-------------------------------------------------------------------------
  Copyright 2008 Sandia Corporation.
  Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
  the U.S. Government retains certain rights in this software.
-------------------------------------------------------------------------*/
#ifndef vtkGeoTerrain_h
#define vtkGeoTerrain_h

#include "vtkGeovisCoreModule.h" // For export macro
#include "vtkObject.h"

class vtkAssembly;
class vtkCollection;
class vtkExtractSelectedFrustum;
class vtkGeoCamera;
class vtkGeoTreeNodeCache;
class vtkGeoSource;
class vtkGeoTerrainNode;
class vtkRenderer;

class VTKGEOVISCORE_EXPORT vtkGeoTerrain : public vtkObject
{
public:
  static vtkGeoTerrain *New();
  vtkTypeMacro(vtkGeoTerrain,vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent) VTK_OVERRIDE;

  virtual vtkGeoSource* GetSource()
    { return this->GeoSource; }
  virtual void SetSource(vtkGeoSource* source);

  void SaveDatabase(const char* path, int depth);

  void AddActors(
    vtkRenderer* ren,
    vtkAssembly* assembly,
    vtkCollection* imageReps);


  vtkSetVector3Macro(Origin, double);
  vtkGetVector3Macro(Origin, double);


  vtkSetClampMacro(MaxLevel, int, 0, VTK_INT_MAX);
  vtkGetMacro(MaxLevel, int);

protected:
  vtkGeoTerrain();
  ~vtkGeoTerrain();

  virtual void SetGeoSource(vtkGeoSource* source);
  vtkGeoSource* GeoSource;
  vtkGeoTerrainNode* Root;
  vtkGeoTreeNodeCache* Cache;

  void Initialize();

  virtual void InitializeNodeAnalysis(vtkRenderer* ren);

  virtual bool NodeInViewport(vtkGeoTerrainNode* node);

  virtual int EvaluateNode(vtkGeoTerrainNode* node);

  void PrintTree(ostream & os, vtkIndent indent, vtkGeoTerrainNode* node);

  double Origin[3];
  vtkExtractSelectedFrustum* Extractor;
  virtual void SetGeoCamera(vtkGeoCamera* camera);
  vtkGeoCamera* GeoCamera;
  int MaxLevel;

private:
  vtkGeoTerrain(const vtkGeoTerrain&) VTK_DELETE_FUNCTION;
  void operator=(const vtkGeoTerrain&) VTK_DELETE_FUNCTION;
};

#endif