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 <map>    // For STL map
#include <vector> // For STL vector
 
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) override;
 
 
  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
 
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
  int FillInputPortInformation(int port, vtkInformation* info) override;
  int FillOutputPortInformation(int port, vtkInformation* info) override;
 
  int RequestInformation(vtkInformation* rqst, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector) override;
 
  int RequestUpdateExtent(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
 
protected:
  vtkAMRCutPlane();
  ~vtkAMRCutPlane() override;
 
  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;
 
  std::vector<int> BlocksToLoad;
 
private:
  vtkAMRCutPlane(const vtkAMRCutPlane&) = delete;
  void operator=(const vtkAMRCutPlane&) = delete;
};
 
#endif /* vtkAMRCutPlane_h */