VTK  9.2.6
vtkLoopSubdivisionFilter.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkLoopSubdivisionFilter.h
5 
6  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7  All rights reserved.
8  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9 
10  This software is distributed WITHOUT ANY WARRANTY; without even
11  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12  PURPOSE. See the above copyright notice for more information.
13 
14 =========================================================================*/
49 #ifndef vtkLoopSubdivisionFilter_h
50 #define vtkLoopSubdivisionFilter_h
51 
53 #include "vtkFiltersModelingModule.h" // For export macro
54 
55 class vtkPolyData;
56 class vtkIntArray;
57 class vtkPoints;
58 class vtkIdList;
59 
60 class VTKFILTERSMODELING_EXPORT vtkLoopSubdivisionFilter : public vtkApproximatingSubdivisionFilter
61 {
62 public:
64 
67  static vtkLoopSubdivisionFilter* New();
69  void PrintSelf(ostream& os, vtkIndent indent) override;
71 
72 protected:
73  vtkLoopSubdivisionFilter() = default;
74  ~vtkLoopSubdivisionFilter() override = default;
75 
76  int GenerateSubdivisionPoints(vtkPolyData* inputDS, vtkIntArray* edgeData, vtkPoints* outputPts,
77  vtkPointData* outputPD) override;
78  int GenerateEvenStencil(vtkIdType p1, vtkPolyData* polys, vtkIdList* stencilIds, double* weights);
79  void GenerateOddStencil(
80  vtkIdType p1, vtkIdType p2, vtkPolyData* polys, vtkIdList* stencilIds, double* weights);
81 
83 
84 private:
86  void operator=(const vtkLoopSubdivisionFilter&) = delete;
87 };
88 
89 #endif
represent and manipulate point attribute data
Definition: vtkPointData.h:41
Store vtkAlgorithm input/output information.
int vtkIdType
Definition: vtkType.h:332
concrete dataset represents vertices, lines, polygons, and triangle strips
Definition: vtkPolyData.h:90
static vtkPolyDataAlgorithm * New()
virtual int RequestUpdateExtent(vtkInformation *, vtkInformationVector **, vtkInformationVector *)
This is called by the superclass.
dynamic, self-adjusting array of int
Definition: vtkIntArray.h:45
a simple class to control print indentation
Definition: vtkIndent.h:39
virtual int GenerateSubdivisionPoints(vtkPolyData *inputDS, vtkIntArray *edgeData, vtkPoints *outputPts, vtkPointData *outputPD)=0
list of point or cell ids
Definition: vtkIdList.h:33
generate a subdivision surface using an Approximating Scheme
Store zero or more vtkInformation instances.
generate a subdivision surface using the Loop Scheme
represent and manipulate 3D points
Definition: vtkPoints.h:39
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.