vtkAMRCutPlane.h

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/*=========================================================================
 
 Program:   Visualization Toolkit
 Module:    vtkAMRCutPlane.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.
 
 =========================================================================*/
#ifndef VTKAMRCUTPLANE_H_
#define VTKAMRCUTPLANE_H_
 
#include "vtkFiltersAMRModule.h" // For export macro
#include "vtkMultiBlockDataSetAlgorithm.h"
 
#include <vector> // For STL vector
#include <map> // For STL map
 
class vtkMultiBlockDataSet;
class vtkOverlappingAMR;
class vtkMultiProcessController;
class vtkInformation;
class vtkInformationVector;
class vtkIndent;
class vtkPlane;
class vtkUniformGrid;
class vtkCell;
class vtkPoints;
class vtkCellArray;
class vtkPointData;
class vtkCellData;
 
class VTKFILTERSAMR_EXPORT vtkAMRCutPlane : public vtkMultiBlockDataSetAlgorithm
{
public:
  static vtkAMRCutPlane *New();
  vtkTypeMacro(vtkAMRCutPlane, vtkMultiBlockDataSetAlgorithm);
  void PrintSelf(ostream &oss, vtkIndent indent );
 
 
  vtkSetVector3Macro(Center, double);
 
 
  vtkSetVector3Macro(Normal, double);
 
 
  vtkSetMacro(LevelOfResolution, int);
  vtkGetMacro(LevelOfResolution, int);
 
 */
  vtkSetMacro(UseNativeCutter, bool);
  vtkGetMacro(UseNativeCutter, bool);
  vtkBooleanMacro(UseNativeCutter, bool);
 
 
  vtkSetMacro(Controller, vtkMultiProcessController*);
  vtkGetMacro(Controller, vtkMultiProcessController*);
 
  // Standard pipeline routines
 
  virtual int RequestData(
       vtkInformation*,vtkInformationVector**,vtkInformationVector*);
  virtual int FillInputPortInformation(int port, vtkInformation *info);
  virtual int FillOutputPortInformation(int port, vtkInformation *info);
 
 
 
  virtual int RequestInformation(
      vtkInformation *rqst,
      vtkInformationVector **inputVector,
      vtkInformationVector *outputVector );
 
 
  virtual int RequestUpdateExtent(
      vtkInformation*, vtkInformationVector**, vtkInformationVector* );
 
protected:
  vtkAMRCutPlane();
  virtual ~vtkAMRCutPlane();
 
  vtkPlane* GetCutPlane( vtkOverlappingAMR *metadata );
 
 
  void ExtractCellFromGrid(
      vtkUniformGrid *grid, vtkCell* cell,
      std::map<vtkIdType,vtkIdType>& gridPntMapping,
      vtkPoints *nodes,
      vtkCellArray *cells );
 
 
  void ExtractPointDataFromGrid(
      vtkUniformGrid *grid,
      std::map<vtkIdType,vtkIdType>& gridPntMapping,
      vtkIdType NumNodes,
      vtkPointData *PD );
 
 
  void ExtractCellDataFromGrid(
      vtkUniformGrid *grid,
      std::vector<vtkIdType>& cellIdxList,
      vtkCellData *CD);
 
  void ComputeAMRBlocksToLoad( vtkPlane* p, vtkOverlappingAMR* m);
 
  // Descriription:
  // Initializes the cut-plane center given the min/max bounds.
  void InitializeCenter( double min[3], double max[3] );
 
 
  bool PlaneIntersectsAMRBox( vtkPlane* pl, double bounds[6] );
  bool PlaneIntersectsAMRBox( double plane[4], double bounds[6] );
 
  bool PlaneIntersectsCell( vtkPlane *pl, vtkCell *cell );
 
  bool IsAMRData2D( vtkOverlappingAMR *input );
 
 
  void CutAMRBlock(
      vtkPlane *cutPlane,
      unsigned int blockIdx,
      vtkUniformGrid *grid, vtkMultiBlockDataSet *dataSet );
 
  int    LevelOfResolution;
  double Center[3];
  double Normal[3];
  bool initialRequest;
  bool UseNativeCutter;
  vtkMultiProcessController *Controller;
 
// BTX
  std::vector<int> BlocksToLoad;
// ETX
 
private:
  vtkAMRCutPlane(const vtkAMRCutPlane& ); // Not implemented
  void operator=(const vtkAMRCutPlane& ); // Not implemented
};
 
#endif /* VTKAMRCUTPLANE_H_ */