vtkGeometryFilter.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkGeometryFilter.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 vtkGeometryFilter_h
#define vtkGeometryFilter_h
 
#include "vtkFiltersGeometryModule.h" // For export macro
#include "vtkPolyDataAlgorithm.h"
 
class vtkIncrementalPointLocator;
class vtkStructuredGrid;
class vtkUnstructuredGrid;
class vtkGeometryFilter;
class vtkDataSetSurfaceFilter;
struct vtkGeometryFilterHelper;
struct vtkExcludedFaces;
 
// Used to coordinate delegation to vtkDataSetSurfaceFilter
struct VTKFILTERSGEOMETRY_EXPORT vtkGeometryFilterHelper
{
  unsigned char IsLinear;
  static vtkGeometryFilterHelper* CharacterizeUnstructuredGrid(vtkUnstructuredGrid*);
  static void CopyFilterParams(vtkGeometryFilter* gf, vtkDataSetSurfaceFilter* dssf);
  static void CopyFilterParams(vtkDataSetSurfaceFilter* dssf, vtkGeometryFilter* gf);
};
 
class VTKFILTERSGEOMETRY_EXPORT vtkGeometryFilter : public vtkPolyDataAlgorithm
{
public:
 
  static vtkGeometryFilter* New();
  vtkTypeMacro(vtkGeometryFilter, vtkPolyDataAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  vtkSetMacro(PointClipping, bool);
  vtkGetMacro(PointClipping, bool);
  vtkBooleanMacro(PointClipping, bool);
 
 
  vtkSetMacro(CellClipping, bool);
  vtkGetMacro(CellClipping, bool);
  vtkBooleanMacro(CellClipping, bool);
 
 
  vtkSetMacro(ExtentClipping, bool);
  vtkGetMacro(ExtentClipping, bool);
  vtkBooleanMacro(ExtentClipping, bool);
 
 
  vtkSetClampMacro(PointMinimum, vtkIdType, 0, VTK_ID_MAX);
  vtkGetMacro(PointMinimum, vtkIdType);
 
 
  vtkSetClampMacro(PointMaximum, vtkIdType, 0, VTK_ID_MAX);
  vtkGetMacro(PointMaximum, vtkIdType);
 
 
  vtkSetClampMacro(CellMinimum, vtkIdType, 0, VTK_ID_MAX);
  vtkGetMacro(CellMinimum, vtkIdType);
 
 
  vtkSetClampMacro(CellMaximum, vtkIdType, 0, VTK_ID_MAX);
  vtkGetMacro(CellMaximum, vtkIdType);
 
  void SetExtent(double xMin, double xMax, double yMin, double yMax, double zMin, double zMax);
 
 
  void SetExtent(double extent[6]);
  double* GetExtent() VTK_SIZEHINT(6) { return this->Extent; }
 
 
  vtkSetMacro(Merging, bool);
  vtkGetMacro(Merging, bool);
  vtkBooleanMacro(Merging, bool);
 
 
  void SetOutputPointsPrecision(int precision);
  int GetOutputPointsPrecision() const;
 
 
  vtkSetMacro(FastMode, bool);
  vtkGetMacro(FastMode, bool);
  vtkBooleanMacro(FastMode, bool);
 
 
  vtkSetClampMacro(Degree, unsigned int, 1, VTK_INT_MAX);
  vtkGetMacro(Degree, unsigned int);
 
 
  void SetLocator(vtkIncrementalPointLocator* locator);
  vtkGetObjectMacro(Locator, vtkIncrementalPointLocator);
 
  void CreateDefaultLocator();
 
  // The following are methods compatible with vtkDataSetSurfaceFilter.
 
 
  vtkSetMacro(PieceInvariant, int);
  vtkGetMacro(PieceInvariant, int);
 
 
  vtkSetMacro(PassThroughCellIds, vtkTypeBool);
  vtkGetMacro(PassThroughCellIds, vtkTypeBool);
  vtkBooleanMacro(PassThroughCellIds, vtkTypeBool);
  vtkSetMacro(PassThroughPointIds, vtkTypeBool);
  vtkGetMacro(PassThroughPointIds, vtkTypeBool);
  vtkBooleanMacro(PassThroughPointIds, vtkTypeBool);
 
 
  vtkSetStringMacro(OriginalCellIdsName);
  virtual const char* GetOriginalCellIdsName()
  {
    return (this->OriginalCellIdsName ? this->OriginalCellIdsName : "vtkOriginalCellIds");
  }
  vtkSetStringMacro(OriginalPointIdsName);
  virtual const char* GetOriginalPointIdsName()
  {
    return (this->OriginalPointIdsName ? this->OriginalPointIdsName : "vtkOriginalPointIds");
  }
 
 
  void SetExcludedFacesData(vtkPolyData*);
  void SetExcludedFacesConnection(vtkAlgorithmOutput* algOutput);
  vtkPolyData* GetExcludedFaces();
 
 
  vtkSetMacro(NonlinearSubdivisionLevel, int);
  vtkGetMacro(NonlinearSubdivisionLevel, int);
 
 
  vtkSetMacro(Delegation, vtkTypeBool);
  vtkGetMacro(Delegation, vtkTypeBool);
  vtkBooleanMacro(Delegation, vtkTypeBool);
 
 
  int PolyDataExecute(vtkDataSet* input, vtkPolyData* output, vtkExcludedFaces* exc);
  virtual int PolyDataExecute(vtkDataSet*, vtkPolyData*);
 
  int UnstructuredGridExecute(
    vtkDataSet* input, vtkPolyData* output, vtkGeometryFilterHelper* info, vtkExcludedFaces* exc);
  virtual int UnstructuredGridExecute(vtkDataSet* input, vtkPolyData* output);
 
  int StructuredExecute(
    vtkDataSet* input, vtkPolyData* output, vtkInformation* inInfo, vtkExcludedFaces* exc);
  virtual int StructuredExecute(vtkDataSet* input, vtkPolyData* output, vtkInformation* inInfo);
 
  int DataSetExecute(vtkDataSet* input, vtkPolyData* output, vtkExcludedFaces* exc);
  virtual int DataSetExecute(vtkDataSet* input, vtkPolyData* output);
 
protected:
  vtkGeometryFilter();
  ~vtkGeometryFilter() override;
 
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
  int FillInputPortInformation(int port, vtkInformation* info) override;
 
  // special cases for performance
  int RequestUpdateExtent(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
 
  vtkIdType PointMaximum;
  vtkIdType PointMinimum;
  vtkIdType CellMinimum;
  vtkIdType CellMaximum;
  double Extent[6];
  bool PointClipping;
  bool CellClipping;
  bool ExtentClipping;
  int OutputPointsPrecision;
 
  bool Merging;
  vtkIncrementalPointLocator* Locator;
 
  bool FastMode;
  unsigned int Degree;
 
  // This methods support compatability with vtkDataSetSurfaceFilter
  int PieceInvariant;
  vtkTypeBool PassThroughCellIds;
  char* OriginalCellIdsName;
 
  vtkTypeBool PassThroughPointIds;
  char* OriginalPointIdsName;
 
  int NonlinearSubdivisionLevel;
 
  vtkTypeBool Delegation;
 
private:
  vtkGeometryFilter(const vtkGeometryFilter&) = delete;
  void operator=(const vtkGeometryFilter&) = delete;
};
 
#endif