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122 lines
3.6 KiB
C++
122 lines
3.6 KiB
C++
#ifndef FILE_POLYHEDRA
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#define FILE_POLYHEDRA
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/**************************************************************************/
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/* File: polyhedra.hh */
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/* Author: Joachim Schoeberl */
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/* Date: 19. Mar. 2000 */
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/**************************************************************************/
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namespace netgen
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{
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/*
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Polyhedral primitive
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*/
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class Polyhedra : public Primitive
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{
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class Face {
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public:
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int pnums[3];
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int planenr;
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int inputnr;
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Box<3> bbox;
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// Point<3> center;
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Vec<3> v1, v2; // edges
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Vec<3> w1, w2; // pseudo-inverse
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Vec<3> n; // normal to face
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Vec<3> nn; // normed normal
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Face () { ; }
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Face (int pi1, int pi2, int pi3,
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const NgArray<Point<3> > & points,
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int ainputnr);
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};
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NgArray<Point<3> > points;
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NgArray<Face> faces;
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NgArray<Plane*> planes;
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Box<3> poly_bbox;
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double eps_base1;
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public:
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Polyhedra ();
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virtual ~Polyhedra () override;
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static Primitive * CreateDefault ();
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virtual INSOLID_TYPE BoxInSolid (const BoxSphere<3> & box) const override;
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virtual INSOLID_TYPE PointInSolid (const Point<3> & p,
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double eps) const override;
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virtual INSOLID_TYPE VecInSolidNew (const Point<3> & p,
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const Vec<3> & v,
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double eps, bool printing = false) const;
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virtual INSOLID_TYPE VecInSolidOld (const Point<3> & p,
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const Vec<3> & v,
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double eps) const;
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virtual INSOLID_TYPE VecInSolid (const Point<3> & p,
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const Vec<3> & v,
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double eps) const override;
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virtual INSOLID_TYPE VecInSolid2 (const Point<3> & p,
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const Vec<3> & v1,
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const Vec<3> & v2,
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double eps) const override;
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virtual INSOLID_TYPE VecInSolid3 (const Point<3> & p,
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const Vec<3> & v1,
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const Vec<3> & v2,
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double eps) const override;
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virtual INSOLID_TYPE VecInSolid4 (const Point<3> & p,
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const Vec<3> & v,
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const Vec<3> & v2,
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const Vec<3> & m,
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double eps) const override;
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virtual void GetTangentialSurfaceIndices (const Point<3> & p,
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NgArray<int> & surfind, double eps) const override;
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virtual void GetTangentialVecSurfaceIndices2 (const Point<3> & p, const Vec<3> & v1, const Vec<3> & v2,
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NgArray<int> & surfind, double eps) const override;
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virtual void CalcSpecialPoints (NgArray<Point<3> > & pts) const override;
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virtual void AnalyzeSpecialPoint (const Point<3> & pt,
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NgArray<Point<3> > & specpts) const override;
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virtual Vec<3> SpecialPointTangentialVector (const Point<3> & p, int s1, int s2) const override;
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virtual int GetNSurfaces() const override
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{ return planes.Size(); }
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virtual Surface & GetSurface (int i) override
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{ return *planes[i]; }
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virtual const Surface & GetSurface (int i) const override
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{ return *planes[i]; }
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virtual void GetPrimitiveData (const char *& classname, NgArray<double> & coeffs) const override;
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virtual void SetPrimitiveData (NgArray<double> & coeffs) override;
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virtual void Reduce (const BoxSphere<3> & box) override;
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virtual void UnReduce () override;
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int AddPoint (const Point<3> & p);
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int AddFace (int pi1, int pi2, int pi3, int inputnum);
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void GetPolySurfs(NgArray < NgArray<int> * > & polysurfs);
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protected:
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int FaceBoxIntersection (int fnr, const BoxSphere<3> & box) const;
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// void CalcData();
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};
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}
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#endif
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