mirror of
https://github.com/NGSolve/netgen.git
synced 2024-11-14 18:08:33 +05:00
122 lines
3.2 KiB
C++
122 lines
3.2 KiB
C++
#ifndef FILE_MESHSTLSURF
|
|
#define FILE_MESHSTLSURF
|
|
|
|
/* *************************************************************************/
|
|
/* File: meshstlsurf.hpp */
|
|
/* Author: Johannes Gerstmayr, Joachim Schoeberl */
|
|
/* Date: 01. Aug. 99 */
|
|
/* *************************************************************************/
|
|
|
|
/*
|
|
|
|
The interface between mesh generation and stl geometry
|
|
|
|
*/
|
|
|
|
|
|
///
|
|
class MeshingSTLSurface : public Meshing2
|
|
{
|
|
///
|
|
STLGeometry & geom;
|
|
///
|
|
int transformationtrig;
|
|
public:
|
|
///
|
|
MeshingSTLSurface (STLGeometry & ageom);
|
|
|
|
protected:
|
|
///
|
|
virtual void DefineTransformation (const Point3d & p1, const Point3d & p2,
|
|
const PointGeomInfo * geominfo1,
|
|
const PointGeomInfo * geominfo2);
|
|
///
|
|
virtual void TransformToPlain (const Point3d & locpoint, const MultiPointGeomInfo & geominfo,
|
|
Point2d & plainpoint, double h, int & zone);
|
|
///
|
|
virtual int TransformFromPlain (Point2d & plainpoint,
|
|
Point3d & locpoint,
|
|
PointGeomInfo & gi,
|
|
double h);
|
|
///
|
|
virtual int BelongsToActiveChart (const Point3d & p,
|
|
const PointGeomInfo & gi);
|
|
|
|
///
|
|
virtual int ComputePointGeomInfo (const Point3d & p, PointGeomInfo & gi);
|
|
///
|
|
virtual int ChooseChartPointGeomInfo (const MultiPointGeomInfo & mpgi,
|
|
PointGeomInfo & pgi);
|
|
|
|
///
|
|
virtual int IsLineVertexOnChart (const Point3d & p1, const Point3d & p2,
|
|
int endpoint, const PointGeomInfo & gi);
|
|
|
|
virtual void GetChartBoundary (Array<Point2d > & points,
|
|
Array<Point3d > & poitns3d,
|
|
Array<INDEX_2> & lines, double h) const;
|
|
|
|
///
|
|
virtual double CalcLocalH (const Point3d & p, double gh) const;
|
|
|
|
///
|
|
virtual double Area () const;
|
|
};
|
|
|
|
|
|
|
|
///
|
|
class MeshOptimizeSTLSurface : public MeshOptimize2d
|
|
{
|
|
///
|
|
STLGeometry & geom;
|
|
|
|
public:
|
|
///
|
|
MeshOptimizeSTLSurface (STLGeometry & ageom);
|
|
|
|
///
|
|
virtual void SelectSurfaceOfPoint (const Point<3> & p,
|
|
const PointGeomInfo & gi);
|
|
///
|
|
virtual void ProjectPoint (INDEX surfind, Point<3> & p) const;
|
|
///
|
|
virtual void ProjectPoint2 (INDEX surfind, INDEX surfind2, Point<3> & p) const;
|
|
///
|
|
virtual int CalcPointGeomInfo(PointGeomInfo& gi, const Point<3> & p3) const;
|
|
///
|
|
virtual void GetNormalVector(INDEX surfind, const Point<3> & p, Vec<3> & n) const;
|
|
};
|
|
|
|
|
|
|
|
|
|
class RefinementSTLGeometry : public Refinement
|
|
{
|
|
const STLGeometry & geom;
|
|
|
|
public:
|
|
RefinementSTLGeometry (const STLGeometry & ageom);
|
|
virtual ~RefinementSTLGeometry ();
|
|
|
|
virtual void PointBetween (const Point<3> & p1, const Point<3> & p2, double secpoint,
|
|
int surfi,
|
|
const PointGeomInfo & gi1,
|
|
const PointGeomInfo & gi2,
|
|
Point<3> & newp, PointGeomInfo & newgi);
|
|
|
|
virtual void PointBetween (const Point<3> & p1, const Point<3> & p2, double secpoint,
|
|
int surfi1, int surfi2,
|
|
const EdgePointGeomInfo & ap1,
|
|
const EdgePointGeomInfo & ap2,
|
|
Point<3> & newp, EdgePointGeomInfo & newgi);
|
|
|
|
virtual void ProjectToSurface (Point<3> & p, int surfi);
|
|
virtual void ProjectToSurface (Point<3> & p, int surfi, PointGeomInfo & gi);
|
|
};
|
|
|
|
|
|
|
|
#endif
|
|
|