vtkExtractCTHPart.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkExtractCTHPart.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 vtkExtractCTHPart_h
#define vtkExtractCTHPart_h
 
#include "vtkFiltersParallelModule.h" // For export macro
#include "vtkMultiBlockDataSetAlgorithm.h"
 
class vtkAppendPolyData;
class vtkContourFilter;
class vtkDataArray;
class vtkDataSet;
class vtkDataSetSurfaceFilter;
class vtkDoubleArray;
class vtkExtractCTHPartInternal;
class vtkImageData;
class vtkCompositeDataSet;
class vtkMultiProcessController;
class vtkPlane;
class vtkPolyData;
class vtkRectilinearGrid;
class vtkUniformGrid;
class vtkUnsignedCharArray;
class vtkExtractCTHPartFragments;
 
//#define EXTRACT_USE_IMAGE_DATA 1
 
class VTKFILTERSPARALLEL_EXPORT vtkExtractCTHPart : public vtkMultiBlockDataSetAlgorithm
{
public:
  static vtkExtractCTHPart *New();
  vtkTypeMacro(vtkExtractCTHPart,vtkMultiBlockDataSetAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent);
 
 
  void AddVolumeArrayName(const char*);
  void RemoveVolumeArrayNames();
  int GetNumberOfVolumeArrayNames();
  const char* GetVolumeArrayName(int idx);
 
 
  void SetController(vtkMultiProcessController* controller);
  vtkGetObjectMacro(Controller,vtkMultiProcessController);
 
 
  vtkSetMacro(Capping, bool);
  vtkGetMacro(Capping, bool);
  vtkBooleanMacro(Capping, bool);
 
 
  vtkSetMacro(GenerateTriangles, bool);
  vtkGetMacro(GenerateTriangles, bool);
  vtkBooleanMacro(GenerateTriangles, bool);
 
 
  vtkSetMacro(RemoveGhostCells, bool);
  vtkGetMacro(RemoveGhostCells, bool);
  vtkBooleanMacro(RemoveGhostCells, bool);
 
 
  void SetClipPlane(vtkPlane *clipPlane);
  vtkGetObjectMacro(ClipPlane, vtkPlane);
 
  unsigned long GetMTime();
 
 
  vtkSetClampMacro(VolumeFractionSurfaceValue, double, 0.0, 1.0);
  vtkGetMacro(VolumeFractionSurfaceValue, double);
 
protected:
  vtkExtractCTHPart();
  ~vtkExtractCTHPart();
 
  virtual int FillInputPortInformation(int port, vtkInformation *info);
  virtual int RequestData(
    vtkInformation *, vtkInformationVector **, vtkInformationVector *);
 
  bool ComputeGlobalBounds(vtkCompositeDataSet *input);
 
 
  bool ExtractContour(
    vtkPolyData* output, vtkCompositeDataSet* input, const char*arrayName);
 
  void ExecuteFaceQuads(vtkDataSet *input,
                        vtkPolyData *output,
                        int maxFlag,
                        int originExtents[3],
                        int ext[6],
                        int aAxis,
                        int bAxis,
                        int cAxis);
 
 
  int IsGhostFace(int axis0,
                  int maxFlag,
                  int dims[3],
                  vtkUnsignedCharArray *ghostArray);
 
  void TriggerProgressEvent(double val);
 
  int VolumeFractionType;
  double VolumeFractionSurfaceValue;
  double VolumeFractionSurfaceValueInternal;
  bool GenerateTriangles;
  bool Capping;
  bool RemoveGhostCells;
  vtkPlane *ClipPlane;
  vtkMultiProcessController *Controller;
private:
  vtkExtractCTHPart(const vtkExtractCTHPart&);  // Not implemented.
  void operator=(const vtkExtractCTHPart&);  // Not implemented.
 
  class VectorOfFragments;
 
 
  template <class T>
  bool ExtractClippedContourOnBlock(
    vtkExtractCTHPart::VectorOfFragments& fragments, T* input, const char* arrayName);
 
 
  template <class T>
  bool ExtractContourOnBlock(
    vtkExtractCTHPart::VectorOfFragments& fragments, T* input, const char* arrayName);
 
 
  template <class T>
  void ExtractExteriorSurface(
    vtkExtractCTHPart::VectorOfFragments& fragments, T* input);
 
 
  void ExecuteCellDataToPointData(
    vtkDataArray *cellVolumeFraction, vtkDoubleArray *pointVolumeFraction, const int *dims);
 
  double ProgressShift;
  double ProgressScale;
 
  class ScaledProgress;
  friend class ScaledProgress;
  vtkExtractCTHPartInternal* Internals;
};
#endif