VTK  9.2.6
vtkHigherOrderTetra.h
Go to the documentation of this file.
1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkHigherOrderTetra.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 =========================================================================*/
31 #ifndef vtkHigherOrderTetra_h
32 #define vtkHigherOrderTetra_h
33 
34 #include <functional> //For std::function
35 
36 #include "vtkCommonDataModelModule.h" // For export macro
37 #include "vtkDeprecation.h" // For deprecation macros
38 #include "vtkNew.h" // For member variable.
39 #include "vtkNonLinearCell.h"
40 #include "vtkSmartPointer.h" // For member variable.
41 
42 #include <vector> //For caching
43 
44 class vtkTetra;
47 class vtkDoubleArray;
48 
49 class VTKCOMMONDATAMODEL_EXPORT vtkHigherOrderTetra : public vtkNonLinearCell
50 {
51 public:
53  void PrintSelf(ostream& os, vtkIndent indent) override;
54 
55  int GetCellType() override = 0;
56  int GetCellDimension() override { return 3; }
57  int RequiresInitialization() override { return 1; }
58  int GetNumberOfEdges() override { return 6; }
59  int GetNumberOfFaces() override { return 4; }
60  vtkCell* GetEdge(int edgeId) override = 0;
61  vtkCell* GetFace(int faceId) override = 0;
62  void SetEdgeIdsAndPoints(int edgeId,
63  const std::function<void(const vtkIdType&)>& set_number_of_ids_and_points,
64  const std::function<void(const vtkIdType&, const vtkIdType&)>& set_ids_and_points);
65  void SetFaceIdsAndPoints(vtkHigherOrderTriangle* result, int edgeId,
66  const std::function<void(const vtkIdType&)>& set_number_of_ids_and_points,
67  const std::function<void(const vtkIdType&, const vtkIdType&)>& set_ids_and_points);
68 
69  void Initialize() override;
70 
71  int CellBoundary(int subId, const double pcoords[3], vtkIdList* pts) override;
72  int EvaluatePosition(const double x[3], double closestPoint[3], int& subId, double pcoords[3],
73  double& dist2, double weights[]) override;
74  void EvaluateLocation(int& subId, const double pcoords[3], double x[3], double* weights) override;
75  void Contour(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
76  vtkCellArray* verts, vtkCellArray* lines, vtkCellArray* polys, vtkPointData* inPd,
77  vtkPointData* outPd, vtkCellData* inCd, vtkIdType cellId, vtkCellData* outCd) override;
78  void Clip(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
79  vtkCellArray* polys, vtkPointData* inPd, vtkPointData* outPd, vtkCellData* inCd,
80  vtkIdType cellId, vtkCellData* outCd, int insideOut) override;
81  int IntersectWithLine(const double p1[3], const double p2[3], double tol, double& t, double x[3],
82  double pcoords[3], int& subId) override;
83  int Triangulate(int index, vtkIdList* ptIds, vtkPoints* pts) override;
84  void JacobianInverse(const double pcoords[3], double** inverse, double* derivs);
85  void Derivatives(
86  int subId, const double pcoords[3], const double* values, int dim, double* derivs) override;
87  void SetParametricCoords();
88  double* GetParametricCoords() override;
89 
90  int GetParametricCenter(double pcoords[3]) override;
91  double GetParametricDistance(const double pcoords[3]) override;
92 
93  void InterpolateFunctions(const double pcoords[3], double* weights) override = 0;
94  void InterpolateDerivs(const double pcoords[3], double* derivs) override = 0;
95 
96  vtkIdType GetOrder() const { return this->Order; }
97  vtkIdType ComputeOrder();
98  static vtkIdType ComputeOrder(const vtkIdType nPoints);
99 
100  void ToBarycentricIndex(vtkIdType index, vtkIdType* bindex);
101  vtkIdType ToIndex(const vtkIdType* bindex);
102 
103  static void BarycentricIndex(vtkIdType index, vtkIdType* bindex, vtkIdType order);
104  static vtkIdType Index(const vtkIdType* bindex, vtkIdType order);
105  VTK_DEPRECATED_IN_9_1_0("renamed to GetEdgeCell")
106  virtual vtkHigherOrderCurve* getEdgeCell();
107  virtual vtkHigherOrderCurve* GetEdgeCell() = 0;
108  VTK_DEPRECATED_IN_9_1_0("renamed to GetFaceCell")
109  virtual vtkHigherOrderTriangle* getFaceCell();
110  virtual vtkHigherOrderTriangle* GetFaceCell() = 0;
111 
112 protected:
114  ~vtkHigherOrderTetra() override;
115 
116  vtkIdType GetNumberOfSubtetras() const { return this->NumberOfSubtetras; }
117  vtkIdType ComputeNumberOfSubtetras();
118 
119  // Description:
120  // Given the index of the subtriangle, compute the barycentric indices of
121  // the subtriangle's vertices.
122  void SubtetraBarycentricPointIndices(vtkIdType cellIndex, vtkIdType (&pointBIndices)[4][4]);
123  void TetraFromOctahedron(
124  vtkIdType cellIndex, const vtkIdType (&octBIndices)[6][4], vtkIdType (&tetraBIndices)[4][4]);
125 
127  vtkDoubleArray* Scalars; // used to avoid New/Delete in contouring/clipping
131 
132  std::vector<vtkIdType> EdgeIds;
133  std::vector<vtkIdType> BarycentricIndexMap;
134  std::vector<vtkIdType> IndexMap;
135  std::vector<vtkIdType> SubtetraIndexMap;
136 
137 private:
138  vtkHigherOrderTetra(const vtkHigherOrderTetra&) = delete;
139  void operator=(const vtkHigherOrderTetra&) = delete;
140 };
141 
142 #endif
vtkSmartPointer< vtkPoints > PointParametricCoordinates
int GetNumberOfEdges() override
Return the number of edges in the cell.
#define VTK_DEPRECATED_IN_9_1_0(reason)
std::vector< vtkIdType > BarycentricIndexMap
represent and manipulate point attribute data
Definition: vtkPointData.h:41
vtkDoubleArray * Scalars
virtual int GetCellType()=0
Return the type of cell.
represent and manipulate cell attribute data
Definition: vtkCellData.h:41
Abstract class in support of both point location and point insertion.
virtual int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts)=0
Generate simplices of proper dimension.
virtual void InterpolateFunctions(const double vtkNotUsed(pcoords)[3], double *vtkNotUsed(weight))
Compute the interpolation functions/derivatives (aka shape functions/derivatives) No-ops at this leve...
Definition: vtkCell.h:391
abstract superclass for non-linear cells
int vtkIdType
Definition: vtkType.h:332
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
virtual int CellBoundary(int subId, const double pcoords[3], vtkIdList *pts)=0
Given parametric coordinates of a point, return the closest cell boundary, and whether the point is i...
virtual void InterpolateDerivs(const double vtkNotUsed(pcoords)[3], double *vtkNotUsed(derivs))
Definition: vtkCell.h:394
dynamic, self-adjusting array of double
a 3D cell that represents a tetrahedron
Definition: vtkTetra.h:44
virtual double GetParametricDistance(const double pcoords[3])
Return the distance of the parametric coordinate provided to the cell.
abstract class to specify cell behavior
Definition: vtkCell.h:60
virtual void EvaluateLocation(int &subId, const double pcoords[3], double x[3], double *weights)=0
Determine global coordinate (x[3]) from subId and parametric coordinates.
a simple class to control print indentation
Definition: vtkIndent.h:39
std::vector< vtkIdType > IndexMap
list of point or cell ids
Definition: vtkIdList.h:33
abstract superclass for arrays of numeric data
Definition: vtkDataArray.h:55
std::vector< vtkIdType > SubtetraIndexMap
int GetCellDimension() override
Return the topological dimensional of the cell (0,1,2, or 3).
virtual void Clip(double value, vtkDataArray *cellScalars, vtkIncrementalPointLocator *locator, vtkCellArray *connectivity, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd, int insideOut)=0
Cut (or clip) the cell based on the input cellScalars and the specified value.
int GetNumberOfFaces() override
Return the number of faces in the cell.
vtkIdType GetOrder() const
virtual vtkCell * GetFace(int faceId)=0
Return the face cell from the faceId of the cell.
virtual int EvaluatePosition(const double x[3], double closestPoint[3], int &subId, double pcoords[3], double &dist2, double weights[])=0
Given a point x[3] return inside(=1), outside(=0) cell, or (-1) computational problem encountered; ev...
object to represent cell connectivity
Definition: vtkCellArray.h:186
virtual vtkCell * GetEdge(int edgeId)=0
Return the edge cell from the edgeId of the cell.
virtual void Contour(double value, vtkDataArray *cellScalars, vtkIncrementalPointLocator *locator, vtkCellArray *verts, vtkCellArray *lines, vtkCellArray *polys, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd)=0
Generate contouring primitives.
A 2D cell that represents an arbitrary order HigherOrder triangle.
virtual void Derivatives(int subId, const double pcoords[3], const double *values, int dim, double *derivs)=0
Compute derivatives given cell subId and parametric coordinates.
std::vector< vtkIdType > EdgeIds
A 3D cell that represents an arbitrary order HigherOrder tetrahedron.
int RequiresInitialization() override
Some cells require initialization prior to access.
virtual void Initialize()
Definition: vtkCell.h:115
virtual double * GetParametricCoords())
Return a contiguous array of parametric coordinates of the points defining this cell.
virtual int GetParametricCenter(double pcoords[3])
Return center of the cell in parametric coordinates.
virtual int IntersectWithLine(const double p1[3], const double p2[3], double tol, double &t, double x[3], double pcoords[3], int &subId)=0
Intersect with a ray.
represent and manipulate 3D points
Definition: vtkPoints.h:39