VTK  9.7.1
vtkVoxel.h
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1 // SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2 // SPDX-License-Identifier: BSD-3-Clause
19 #ifndef vtkVoxel_h
20 #define vtkVoxel_h
21 
22 #include "vtkCell3D.h"
23 #include "vtkCommonDataModelModule.h" // For export macro
24 
25 VTK_ABI_NAMESPACE_BEGIN
26 class vtkLine;
27 class vtkPixel;
29 
30 class VTKCOMMONDATAMODEL_EXPORT vtkVoxel : public vtkCell3D
31 {
32 public:
33  static vtkVoxel* New();
34  vtkTypeMacro(vtkVoxel, vtkCell3D);
35  void PrintSelf(ostream& os, vtkIndent indent) override;
36 
38 
43  void GetEdgePoints(vtkIdType edgeId, const vtkIdType*& pts) override;
44  vtkIdType GetFacePoints(vtkIdType faceId, const vtkIdType*& pts) override;
45  void GetEdgeToAdjacentFaces(vtkIdType edgeId, const vtkIdType*& pts) override;
46  vtkIdType GetFaceToAdjacentFaces(vtkIdType faceId, const vtkIdType*& faces) override;
47  vtkIdType GetPointToIncidentEdges(vtkIdType pointId, const vtkIdType*& edges) override;
48  vtkIdType GetPointToIncidentFaces(vtkIdType pointId, const vtkIdType*& faces) override;
49  vtkIdType GetPointToOneRingPoints(vtkIdType pointId, const vtkIdType*& pts) override;
50  double* GetParametricCoords() override;
51  bool GetCentroid(double centroid[3]) const override;
52  bool IsInsideOut() override;
54 
58  double ComputeBoundingSphere(double center[3]) const override;
59 
63  static constexpr vtkIdType NumberOfPoints = 8;
64 
68  static constexpr vtkIdType NumberOfEdges = 12;
69 
73  static constexpr vtkIdType NumberOfFaces = 6;
74 
79  static constexpr vtkIdType MaximumFaceSize = 4;
80 
86  static constexpr vtkIdType MaximumValence = 3;
87 
89 
92  int GetCellType() override { return VTK_VOXEL; }
93  int GetCellDimension() override { return 3; }
94  int GetNumberOfEdges() override { return 12; }
95  int GetNumberOfFaces() override { return 6; }
96  vtkCell* GetEdge(int edgeId) override;
97  vtkCell* GetFace(int faceId) override;
98  int CellBoundary(int subId, const double pcoords[3], vtkIdList* pts) override;
99  void Contour(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
100  vtkCellArray* verts, vtkCellArray* lines, vtkCellArray* polys, vtkPointData* inPd,
101  vtkPointData* outPd, vtkCellData* inCd, vtkIdType cellId, vtkCellData* outCd) override;
102  void Clip(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
103  vtkCellArray* connectivity, vtkPointData* inPd, vtkPointData* outPd, vtkCellData* inCd,
104  vtkIdType cellId, vtkCellData* outCd, int insideOut) override;
105  int EvaluatePosition(const double x[3], double closestPoint[3], int& subId, double pcoords[3],
106  double& dist2, double weights[]) override;
107  void EvaluateLocation(int& subId, const double pcoords[3], double x[3], double* weights) override;
108  int IntersectWithLine(const double p1[3], const double p2[3], double tol, double& t, double x[3],
109  double pcoords[3], int& subId) override;
110  int TriangulateLocalIds(int index, vtkIdList* ptIds) override;
111  void Derivatives(
112  int subId, const double pcoords[3], const double* values, int dim, double* derivs) override;
114 
123  int Inflate(double dist) override;
124 
125  static void InterpolationDerivs(const double pcoords[3], double derivs[24]);
127 
131  void InterpolateFunctions(const double pcoords[3], double weights[8]) override
132  {
133  vtkVoxel::InterpolationFunctions(pcoords, weights);
134  }
135  void InterpolateDerivs(const double pcoords[3], double derivs[24]) override
136  {
137  vtkVoxel::InterpolationDerivs(pcoords, derivs);
138  }
140 
146  static void InterpolationFunctions(const double pcoords[3], double weights[8]);
147 
155  VTK_DEPRECATED_IN_9_7_0("Use vtkMarchingCellsContourCases::GetVoxelCase instead.")
156  static int* GetTriangleCases(int caseId);
157 
159 
167  static const vtkIdType* GetEdgeArray(vtkIdType edgeId) VTK_SIZEHINT(2);
168  static const vtkIdType* GetFaceArray(vtkIdType faceId) VTK_SIZEHINT(4);
170 
174  static const vtkIdType* GetEdgeToAdjacentFacesArray(vtkIdType edgeId) VTK_SIZEHINT(2);
175 
179  static const vtkIdType* GetFaceToAdjacentFacesArray(vtkIdType faceId) VTK_SIZEHINT(4);
180 
184  static const vtkIdType* GetPointToIncidentEdgesArray(vtkIdType pointId) VTK_SIZEHINT(3);
185 
189  static const vtkIdType* GetPointToIncidentFacesArray(vtkIdType pointId) VTK_SIZEHINT(3);
190 
194  static const vtkIdType* GetPointToOneRingPointsArray(vtkIdType pointId) VTK_SIZEHINT(3);
195 
199  static bool ComputeCentroid(vtkPoints* points, const vtkIdType* pointIds, double centroid[3]);
200 
201 protected:
202  vtkVoxel();
203  ~vtkVoxel() override = default;
204 
205 private:
206  vtkVoxel(const vtkVoxel&) = delete;
207  void operator=(const vtkVoxel&) = delete;
208 
209  vtkSmartPointer<vtkLine> Line;
210  vtkSmartPointer<vtkPixel> Pixel;
211 };
212 
213 VTK_ABI_NAMESPACE_END
214 #endif
virtual vtkIdType GetFaceToAdjacentFaces(vtkIdType faceId, const vtkIdType *&faceIds)=0
Get the ids of the adjacent faces to face of id faceId.
void Contour(double value, vtkDataArray *cellScalars, vtkIncrementalPointLocator *locator, vtkCellArray *verts, vtkCellArray *lines, vtkCellArray *polys, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd) override
Generate contouring primitives.
represent and manipulate point attribute data
Definition: vtkPointData.h:30
static void InterpolationFunctions(const double pcoords[3], double weights[8])
Compute the interpolation functions.
int GetCellType() override
See the vtkCell API for descriptions of these methods.
Definition: vtkVoxel.h:92
represent and manipulate cell attribute data
Definition: vtkCellData.h:31
a cell that represents an orthogonal quadrilateral
Definition: vtkPixel.h:26
Abstract class in support of both point location and point insertion.
virtual bool GetCentroid(double centroid[3]) const =0
Computes the centroid of the cell.
Hold a reference to a vtkObjectBase instance.
Definition: vtkMeta.h:23
int vtkIdType
Definition: vtkType.h:363
int GetCellDimension() override
See the vtkCell API for descriptions of these methods.
Definition: vtkVoxel.h:93
virtual double ComputeBoundingSphere(double center[3]) const
Computes the bounding sphere of the cell.
abstract class to specify 3D cell interface
Definition: vtkCell3D.h:27
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 vtkIdType GetFacePoints(vtkIdType faceId, const vtkIdType *&pts)=0
Get the list of vertices that define a face.
virtual void GetEdgePoints(vtkIdType edgeId, const vtkIdType *&pts)=0
Get the pair of vertices that define an edge.
cell represents a 1D line
Definition: vtkLine.h:22
abstract class to specify cell behavior
Definition: vtkCell.h:50
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 cell that represents a 3D orthogonal parallelepiped
Definition: vtkVoxel.h:30
a simple class to control print indentation
Definition: vtkIndent.h:28
virtual void GetEdgeToAdjacentFaces(vtkIdType edgeId, const vtkIdType *&faceIds)=0
Get the ids of the two adjacent faces to edge of id edgeId.
virtual int TriangulateLocalIds(int index, vtkIdList *ptIds)=0
Generate simplices of proper dimension.
list of point or cell ids
Definition: vtkIdList.h:25
abstract superclass for arrays of numeric data
Definition: vtkDataArray.h:44
const std::string pointIds
void InterpolateDerivs(const double pcoords[3], double derivs[24]) override
Compute the interpolation functions/derivatives (aka shape functions/derivatives) ...
Definition: vtkVoxel.h:135
int GetNumberOfEdges() override
See the vtkCell API for descriptions of these methods.
Definition: vtkVoxel.h:94
virtual vtkIdType GetPointToOneRingPoints(vtkIdType pointId, const vtkIdType *&pts)=0
Get the ids of a one-ring surrounding point of id pointId.
#define VTK_SIZEHINT(...)
void InterpolateFunctions(const double pcoords[3], double weights[8]) override
Compute the interpolation functions/derivatives (aka shape functions/derivatives) ...
Definition: vtkVoxel.h:131
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:177
virtual vtkCell * GetEdge(int edgeId)=0
Return the edge cell from the edgeId of the cell.
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.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
int GetNumberOfFaces() override
See the vtkCell API for descriptions of these methods.
Definition: vtkVoxel.h:95
static void InterpolationDerivs(const double pcoords[3], double derivs[24])
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on...
virtual double * GetParametricCoords())
Return a contiguous array of parametric coordinates of the points defining this cell.
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.
virtual vtkIdType GetPointToIncidentFaces(vtkIdType pointId, const vtkIdType *&faceIds)=0
Get the ids of the incident faces point of id pointId.
#define VTK_DEPRECATED_IN_9_7_0(reason)
virtual bool IsInsideOut()
Returns true if the normals of the vtkCell3D point inside the cell.
void Clip(double value, vtkDataArray *cellScalars, vtkIncrementalPointLocator *locator, vtkCellArray *connectivity, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd, int insideOut) override
Cut (or clip) the cell based on the input cellScalars and the specified value.
int Inflate(double dist) override
Inflates the cell.
represent and manipulate 3D points
Definition: vtkPoints.h:30
virtual vtkIdType GetPointToIncidentEdges(vtkIdType pointId, const vtkIdType *&edgeIds)=0
Get the ids of the incident edges to point of id pointId.
std::pair< boost::graph_traits< vtkGraph * >::edge_iterator, boost::graph_traits< vtkGraph * >::edge_iterator > edges(vtkGraph *g)