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31 #include "vtkCommonDataModelModule.h"
59 int& subId,
double pcoords[3],
60 double& dist2,
double weights[])
override;
62 double *weights)
override;
64 void Derivatives(
int subId,
const double pcoords[3],
const double *values,
65 int dim,
double *derivs)
override;
77 int insideOut)
override;
89 double x[3],
double pcoords[3],
int& subId)
override;
100 const double x1[3],
const double x2[3],
101 double& u,
double& v);
117 double x1[3],
double x2[3],
118 double& u,
double& v);
129 static double DistanceToLine(
const double x[3],
const double p1[3],
const double p2[3],
130 double &t,
double closestPoint[3]=
nullptr);
138 static double DistanceToLine(
const double x[3],
const double p1[3],
const double p2[3]);
149 double l0[3],
double l1[3],
150 double m0[3],
double m1[3],
151 double closestPt1[3],
double closestPt2[3],
152 double &t1,
double &t2 );
163 double l0[3],
double l1[3],
164 double m0[3],
double m1[3],
165 double closestPt1[3],
double closestPt2[3],
166 double &t1,
double &t2 );
197 void operator=(
const vtkLine&) =
delete;
204 pcoords[1] = pcoords[2] = 0.0;
represent and manipulate 3D points
int GetParametricCenter(double pcoords[3]) override
Return the center of the triangle in parametric coordinates.
static double DistanceBetweenLineSegments(double l0[3], double l1[3], double m0[3], double m1[3], double closestPt1[3], double closestPt2[3], double &t1, double &t2)
Computes the shortest distance squared between two finite line segments defined by their end points (...
double * GetParametricCoords() override
Return a contiguous array of parametric coordinates of the points defining this cell.
represent and manipulate point attribute data
void InterpolateDerivs(const double pcoords[3], double derivs[2]) override
void EvaluateLocation(int &subId, const double pcoords[3], double x[3], double *weights) override
Determine global coordinate (x[3]) from subId and parametric coordinates.
void Clip(double value, vtkDataArray *cellScalars, vtkIncrementalPointLocator *locator, vtkCellArray *lines, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd, int insideOut) override
Clip this line using scalar value provided.
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.
abstract superclass for arrays of numeric data
cell represents a 1D line
int GetNumberOfFaces() override
Return the number of faces in the cell.
static void InterpolationFunctions(const double pcoords[3], double weights[2])
void Derivatives(int subId, const double pcoords[3], const double *values, int dim, double *derivs) override
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.
abstract class to specify cell behavior
represent and manipulate cell attribute data
static void InterpolationDerivs(const double pcoords[3], double derivs[2])
a simple class to control print indentation
int CellBoundary(int subId, const double pcoords[3], vtkIdList *pts) override
Given parametric coordinates of a point, return the closest cell boundary, and whether the point is i...
object to represent cell connectivity
int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts) override
Generate simplices of proper dimension.
Abstract class in support of both point location and point insertion.
list of point or cell ids
void InterpolateFunctions(const double pcoords[3], double weights[2]) override
Compute the interpolation functions/derivatives (aka shape functions/derivatives)
int GetNumberOfEdges() override
Return the number of edges in the cell.
static int Intersection3D(double p1[3], double p2[3], double x1[3], double x2[3], double &u, double &v)
Performs intersection of two finite 3D lines.
static double DistanceToLine(const double x[3], const double p1[3], const double p2[3], double &t, double closestPoint[3]=nullptr)
Compute the distance of a point x to a finite line (p1,p2).
vtkCell * GetFace(int) override
Return the face cell from the faceId of the cell.
int GetCellDimension() override
Return the topological dimensional of the cell (0,1,2, or 3).
static double DistanceBetweenLines(double l0[3], double l1[3], double m0[3], double m1[3], double closestPt1[3], double closestPt2[3], double &t1, double &t2)
Computes the shortest distance squared between two infinite lines, each defined by a pair of points (...
static int Intersection(const double p1[3], const double p2[3], const double x1[3], const double x2[3], double &u, double &v)
Performs intersection of the projection of two finite 3D lines onto a 2D plane.
virtual int GetParametricCenter(double pcoords[3])
Return center of the cell in parametric coordinates.
vtkCell * GetEdge(int) override
Return the edge cell from the edgeId of the cell.
int IntersectWithLine(const double p1[3], const double p2[3], double tol, double &t, double x[3], double pcoords[3], int &subId) override
Line-line intersection.
int EvaluatePosition(const double x[3], double closestPoint[3], int &subId, double pcoords[3], double &dist2, double weights[]) override
Given a point x[3] return inside(=1), outside(=0) cell, or (-1) computational problem encountered; ev...
static double DistanceToLine(const double x[3], const double p1[3], const double p2[3])
Determine the distance of the current vertex to the edge defined by the vertices provided.
int GetCellType() override
See the vtkCell API for descriptions of these methods.