dox/Common/vtkPolygon.h
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#ifndef __vtkPolygon_h
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#define __vtkPolygon_h
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#include "vtkCell.h"
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class vtkDoubleArray;
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class vtkLine;
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class vtkPoints;
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class vtkQuad;
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class vtkTriangle;
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00041 class VTK_COMMON_EXPORT vtkPolygon :
public vtkCell
00042 {
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public:
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static vtkPolygon *
New();
00045 vtkTypeRevisionMacro(vtkPolygon,
vtkCell);
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00049 int GetCellType() {
return VTK_POLYGON;};
00050 int GetCellDimension() {
return 2;};
00051 int GetNumberOfEdges() {
return this->
GetNumberOfPoints();};
00052 int GetNumberOfFaces() {
return 0;};
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vtkCell *
GetEdge(
int edgeId);
00054 vtkCell *
GetFace(
int) {
return 0;};
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int CellBoundary(
int subId,
double pcoords[3],
vtkIdList *pts);
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void Contour(
double value,
vtkDataArray *cellScalars,
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vtkPointLocator *locator,
vtkCellArray *verts,
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vtkCellArray *lines,
vtkCellArray *polys,
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vtkPointData *inPd,
vtkPointData *outPd,
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vtkCellData *inCd,
vtkIdType cellId,
vtkCellData *outCd);
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void Clip(
double value,
vtkDataArray *cellScalars,
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vtkPointLocator *locator,
vtkCellArray *tris,
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vtkPointData *inPd,
vtkPointData *outPd,
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vtkCellData *inCd,
vtkIdType cellId,
vtkCellData *outCd,
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int insideOut);
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int EvaluatePosition(
double x[3],
double* closestPoint,
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int& subId,
double pcoords[3],
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double& dist2,
double *weights);
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void EvaluateLocation(
int& subId,
double pcoords[3],
double x[3],
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double *weights);
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int IntersectWithLine(
double p1[3],
double p2[3],
double tol,
double& t,
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double x[3],
double pcoords[3],
int& subId);
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int Triangulate(
int index,
vtkIdList *ptIds,
vtkPoints *pts);
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void Derivatives(
int subId,
double pcoords[3],
double *values,
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int dim,
double *derivs);
00076 int IsPrimaryCell() {
return 0;}
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static void ComputeNormal(
vtkPoints *p,
int numPts,
vtkIdType *pts,
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double n[3]);
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static void ComputeNormal(
vtkPoints *p,
double n[3]);
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static void ComputeNormal(
int numPts,
double *pts,
double n[3]);
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void ComputeWeights(
double x[3],
double *weights);
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int ParameterizePolygon(
double p0[3],
double p10[3],
double &l10,
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double p20[3],
double &l20,
double n[3]);
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static int PointInPolygon(
double x[3],
int numPts,
double *pts,
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double bounds[6],
double n[3]);
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int Triangulate(
vtkIdList *outTris);
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static int IntersectPolygonWithPolygon(
int npts,
double *pts,
double bounds[6],
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int npts2,
double *pts2,
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double bounds2[3],
double tol,
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double x[3]);
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protected:
00134 vtkPolygon();
00135 ~vtkPolygon();
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00138 double Tolerance;
00139 int SuccessfulTriangulation;
00140 double Normal[3];
00141 vtkIdList *Tris;
00142 vtkTriangle *Triangle;
00143 vtkQuad *Quad;
00144 vtkDoubleArray *TriScalars;
00145 vtkLine *Line;
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int EarCutTriangulation();
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private:
00155 vtkPolygon(
const vtkPolygon&);
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void operator=(
const vtkPolygon&);
00157 };
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#endif
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