vtkUniformGridAMR.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkHierarchicalBoxDataSet.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.
 
=========================================================================*/
//
// .SECTION Description
// vtkUniformGridAMR is a concrete implementation of
// vtkCompositeDataSet. The dataset type is restricted to
// vtkUniformGrid.
 
 
#ifndef vtkUniformGridAMR_h
#define vtkUniformGridAMR_h
 
#include "vtkCommonDataModelModule.h" // For export macro
#include "vtkCompositeDataSet.h"
 
class vtkCompositeDataIterator;
class vtkUniformGrid;
class vtkAMRInformation;
class vtkAMRDataInternals;
 
class VTKCOMMONDATAMODEL_EXPORT vtkUniformGridAMR: public vtkCompositeDataSet
{
public:
  static vtkUniformGridAMR *New();
  vtkTypeMacro(vtkUniformGridAMR,vtkCompositeDataSet);
 
  // Description:
  // Return a new iterator (the iterator has to be deleted by the user).
  virtual vtkCompositeDataIterator* NewIterator();
 
  // Description:
  // Return class name of data type (see vtkType.h for definitions).
  virtual int GetDataObjectType() {return VTK_UNIFORM_GRID_AMR;}
 
  // Description:  // Print internal states
  void PrintSelf(ostream& os, vtkIndent indent);
 
  // Description:
  // Restore data object to initial
  virtual void Initialize();
 
  // Description:
  // Initialize the AMR.
  virtual void Initialize(int numLevels, const int * blocksPerLevel);
 
  // Description:
  // Set/Get the data description of this uniform grid instance,
  // e.g. VTK_XYZ_GRID
  void SetGridDescription(int gridDescription);
  int GetGridDescription();
 
  // Description:
  // Return the number of levels
  unsigned int GetNumberOfLevels();
 
  // Description:
  // Return the total number of blocks, including NULL blocks
  virtual unsigned int GetTotalNumberOfBlocks();
 
  // Description:
  // Returns the number of datasets at the given level, including null blocks
  unsigned int GetNumberOfDataSets(const unsigned int level);
 
  // Description:
  // Retrieve the bounds of the AMR domain
  void GetBounds(double bounds[6]);
  const double* GetBounds();
  void GetMin(double min[3]);
  void GetMax(double max[3]);
 
  // Description:
  // Unhiding superclass method.
  virtual void SetDataSet(
    vtkCompositeDataIterator* iter, vtkDataObject* dataObj);
 
  // Description:
  // At the passed in level, set grid as the idx'th block at that level.
  // idx must be less than the number of data sets at that level.
  virtual void SetDataSet(unsigned int level, unsigned int idx, vtkUniformGrid *grid);
 
  // Description:
  // Return the data set pointed to by iter
  vtkDataObject* GetDataSet(vtkCompositeDataIterator* iter);
 
  // Description:
  // Get the data set using the index pair
  vtkUniformGrid* GetDataSet(unsigned int level, unsigned int idx);
 
  // Description:
  // Retrieves the composite index  associated with the data at the given
  // (level,index) pair.
  int GetCompositeIndex( const unsigned int level, const unsigned int index );
 
  // Description:
  // Givenes the composite Idx (as set by SetCompositeIdx) this method returns the
  // corresponding level and dataset index within the level.
  void GetLevelAndIndex(
      const unsigned int compositeIdx, unsigned int &level, unsigned int &idx );
 
  // Description:
  // Override ShallowCopy/DeepCopy and CopyStructure
  virtual void ShallowCopy(vtkDataObject *src);
  virtual void DeepCopy(vtkDataObject *src);
  virtual void CopyStructure(vtkCompositeDataSet *src);
 
  // Retrieve an instance of this class from an information object.
  static vtkUniformGridAMR* GetData(vtkInformation* info);
  static vtkUniformGridAMR* GetData(vtkInformationVector* v, int i=0);
  //ETX
 
protected:
  vtkUniformGridAMR();
  virtual ~vtkUniformGridAMR();
 
  // Description:
  // Get/Set the meta AMR meta data
  vtkGetObjectMacro(AMRData, vtkAMRDataInternals);
 
  vtkAMRInformation* AMRInfo;
  vtkAMRDataInternals* AMRData;
  double Bounds[6];
 
  // Description:
  // Get/Set the meta AMR meta data
  vtkGetObjectMacro(AMRInfo, vtkAMRInformation);
  virtual void SetAMRInfo(vtkAMRInformation*);
 
 
private:
  vtkUniformGridAMR(const vtkUniformGridAMR&);  // Not implemented.
  void operator=(const vtkUniformGridAMR&);  // Not implemented.
 
  friend class vtkUniformGridAMRDataIterator;
};
 
#endif