VTK  9.0.20210225
vtkApproximatingSubdivisionFilter.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkApproximatingSubdivisionFilter.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 =========================================================================*/
27 #ifndef vtkApproximatingSubdivisionFilter_h
28 #define vtkApproximatingSubdivisionFilter_h
29 
30 #include "vtkFiltersGeneralModule.h" // For export macro
31 #include "vtkSubdivisionFilter.h"
32 
33 class vtkCellArray;
34 class vtkCellData;
35 class vtkIdList;
36 class vtkIntArray;
37 class vtkPoints;
38 class vtkPointData;
39 
40 class VTKFILTERSGENERAL_EXPORT vtkApproximatingSubdivisionFilter : public vtkSubdivisionFilter
41 {
42 public:
44  void PrintSelf(ostream& os, vtkIndent indent) override;
45 
46 protected:
48  ~vtkApproximatingSubdivisionFilter() override = default;
49 
51  virtual int GenerateSubdivisionPoints(
52  vtkPolyData* inputDS, vtkIntArray* edgeData, vtkPoints* outputPts, vtkPointData* outputPD) = 0;
53  void GenerateSubdivisionCells(
54  vtkPolyData* inputDS, vtkIntArray* edgeData, vtkCellArray* outputPolys, vtkCellData* outputCD);
55  int FindEdge(vtkPolyData* mesh, vtkIdType cellId, vtkIdType p1, vtkIdType p2,
56  vtkIntArray* edgeData, vtkIdList* cellIds);
57  vtkIdType InterpolatePosition(
58  vtkPoints* inputPts, vtkPoints* outputPts, vtkIdList* stencil, double* weights);
59 
60 private:
62  void operator=(const vtkApproximatingSubdivisionFilter&) = delete;
63 };
64 
65 #endif
vtkPoints
represent and manipulate 3D points
Definition: vtkPoints.h:33
vtkPointData
represent and manipulate point attribute data
Definition: vtkPointData.h:32
vtkIdType
int vtkIdType
Definition: vtkType.h:338
vtkInformationVector
Store zero or more vtkInformation instances.
Definition: vtkInformationVector.h:35
vtkApproximatingSubdivisionFilter
generate a subdivision surface using an Approximating Scheme
Definition: vtkApproximatingSubdivisionFilter.h:40
vtkSubdivisionFilter.h
vtkCellData
represent and manipulate cell attribute data
Definition: vtkCellData.h:32
vtkIndent
a simple class to control print indentation
Definition: vtkIndent.h:33
vtkCellArray
object to represent cell connectivity
Definition: vtkCellArray.h:180
vtkIntArray
dynamic, self-adjusting array of int
Definition: vtkIntArray.h:39
vtkSubdivisionFilter::RequestData
int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *) override
This is called by the superclass.
vtkIdList
list of point or cell ids
Definition: vtkIdList.h:30
vtkSubdivisionFilter
base class for subvision filters
Definition: vtkSubdivisionFilter.h:37
vtkInformation
Store vtkAlgorithm input/output information.
Definition: vtkInformation.h:73
vtkPolyData
concrete dataset represents vertices, lines, polygons, and triangle strips
Definition: vtkPolyData.h:85
vtkSubdivisionFilter::PrintSelf
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.