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229 lines
7.2 KiB
C++
229 lines
7.2 KiB
C++
#ifndef CURVEDELEMS
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#define CURVEDELEMS
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/**************************************************************************/
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/* File: curvedelems.hpp */
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/* Author: Robert Gaisbauer (first version) */
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/* redesign by Joachim Schoeberl */
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/* Date: 27. Sep. 02, Feb 2006 */
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/**************************************************************************/
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class Refinement;
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class CurvedElements
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{
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const Mesh & mesh;
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Array<int> edgeorder;
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Array<int> faceorder;
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Array<int> edgecoeffsindex;
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Array<int> facecoeffsindex;
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Array< Vec<3> > edgecoeffs;
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Array< Vec<3> > facecoeffs;
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Array< double > edgeweight; // for rational 2nd order splines
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int order;
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bool rational;
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bool ishighorder;
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public:
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DLL_HEADER CurvedElements (const Mesh & amesh);
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DLL_HEADER ~CurvedElements();
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// bool IsHighOrder() const { return order > 1; }
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bool IsHighOrder() const { return ishighorder; }
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// void SetHighOrder (int aorder) { order=aorder; }
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void SetIsHighOrder (bool ho) { ishighorder = ho; }
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DLL_HEADER void BuildCurvedElements(const Refinement * ref, int aorder, bool arational = false);
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int GetOrder () { return order; }
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bool IsSegmentCurved (SegmentIndex segnr) const;
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bool IsSurfaceElementCurved (SurfaceElementIndex sei) const;
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bool IsElementCurved (ElementIndex ei) const;
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bool IsElementHighOrder (ElementIndex ei) const;
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void CalcSegmentTransformation (double xi, SegmentIndex segnr,
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Point<3> & x)
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{ CalcSegmentTransformation (xi, segnr, &x, NULL); };
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void CalcSegmentTransformation (double xi, SegmentIndex segnr,
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Vec<3> & dxdxi)
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{ CalcSegmentTransformation (xi, segnr, NULL, &dxdxi); };
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void CalcSegmentTransformation (double xi, SegmentIndex segnr,
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Point<3> & x, Vec<3> & dxdxi)
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{ CalcSegmentTransformation (xi, segnr, &x, &dxdxi, NULL); };
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void CalcSegmentTransformation (double xi, SegmentIndex segnr,
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Point<3> & x, Vec<3> & dxdxi, bool & curved)
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{ CalcSegmentTransformation (xi, segnr, &x, &dxdxi, &curved); };
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void CalcSurfaceTransformation (const Point<2> & xi, SurfaceElementIndex elnr,
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Point<3> & x)
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{ CalcSurfaceTransformation (xi, elnr, &x, NULL); };
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void CalcSurfaceTransformation (const Point<2> & xi, SurfaceElementIndex elnr,
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Mat<3,2> & dxdxi)
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{ CalcSurfaceTransformation (xi, elnr, NULL, &dxdxi); };
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void CalcSurfaceTransformation (const Point<2> & xi, SurfaceElementIndex elnr,
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Point<3> & x, Mat<3,2> & dxdxi)
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{ CalcSurfaceTransformation (xi, elnr, &x, &dxdxi, NULL); };
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void CalcSurfaceTransformation (const Point<2> & xi, SurfaceElementIndex elnr,
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Point<3> & x, Mat<3,2> & dxdxi, bool & curved)
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{ CalcSurfaceTransformation (xi, elnr, &x, &dxdxi, &curved); };
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void CalcElementTransformation (const Point<3> & xi, ElementIndex elnr,
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Point<3> & x)
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{ CalcElementTransformation (xi, elnr, &x, NULL); };
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void CalcElementTransformation (const Point<3> & xi, ElementIndex elnr,
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Mat<3,3> & dxdxi)
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{ CalcElementTransformation (xi, elnr, NULL, &dxdxi); };
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void CalcElementTransformation (const Point<3> & xi, ElementIndex elnr,
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Point<3> & x, Mat<3,3> & dxdxi)
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{ CalcElementTransformation (xi, elnr, &x, &dxdxi /* , NULL */ ); };
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void CalcElementTransformation (const Point<3> & xi, ElementIndex elnr,
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Point<3> & x, Mat<3,3> & dxdxi,
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void * buffer, bool valid)
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{ CalcElementTransformation (xi, elnr, &x, &dxdxi, /* NULL, */ buffer, valid ); };
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// void CalcElementTransformation (const Point<3> & xi, ElementIndex elnr,
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// Point<3> & x, Mat<3,3> & dxdxi) // , bool & curved)
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// { CalcElementTransformation (xi, elnr, &x, &dxdxi /* , &curved * ); }
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void CalcMultiPointSegmentTransformation (Array<double> * xi, SegmentIndex segnr,
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Array<Point<3> > * x,
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Array<Vec<3> > * dxdxi);
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template <int DIM_SPACE>
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void CalcMultiPointSegmentTransformation (SegmentIndex elnr, int n,
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const double * xi, size_t sxi,
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double * x, size_t sx,
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double * dxdxi, size_t sdxdxi);
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void CalcMultiPointSurfaceTransformation (Array< Point<2> > * xi, SurfaceElementIndex elnr,
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Array< Point<3> > * x,
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Array< Mat<3,2> > * dxdxi);
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template <int DIM_SPACE>
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void CalcMultiPointSurfaceTransformation (SurfaceElementIndex elnr, int n,
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const double * xi, size_t sxi,
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double * x, size_t sx,
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double * dxdxi, size_t sdxdxi);
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void CalcMultiPointElementTransformation (Array< Point<3> > * xi, ElementIndex elnr,
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Array< Point<3> > * x,
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Array< Mat<3,3> > * dxdxi);
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template <typename T>
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void CalcMultiPointElementTransformation (ElementIndex elnr, int n,
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const T * xi, size_t sxi,
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T * x, size_t sx,
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T * dxdxi, size_t sdxdxi);
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private:
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void CalcSegmentTransformation (double xi, SegmentIndex segnr,
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Point<3> * x = NULL, Vec<3> * dxdxi = NULL, bool * curved = NULL);
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void CalcSurfaceTransformation (Point<2> xi, SurfaceElementIndex elnr,
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Point<3> * x = NULL, Mat<3,2> * dxdxi = NULL, bool * curved = NULL);
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void CalcElementTransformation (Point<3> xi, ElementIndex elnr,
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Point<3> * x = NULL, Mat<3,3> * dxdxi = NULL, // bool * curved = NULL,
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void * buffer = NULL, bool valid = 0);
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class SegmentInfo
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{
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public:
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SegmentIndex elnr;
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int order;
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int nv;
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int ndof;
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int edgenr;
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};
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void CalcElementShapes (SegmentInfo & elnr, double xi, Vector & shapes) const;
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void GetCoefficients (SegmentInfo & elnr, Array<Vec<3> > & coefs) const;
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void CalcElementDShapes (SegmentInfo & elnr, double xi, Vector & dshapes) const;
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class ElementInfo
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{
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public:
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ElementIndex elnr;
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int order;
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int nv;
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int ndof;
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int nedges;
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int nfaces;
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int edgenrs[12];
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int facenrs[6];
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Mat<3> hdxdxi;
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Vec<3> hcoefs[10]; // enough for second order tets
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};
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template <typename T>
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void CalcElementShapes (ElementInfo & info, Point<3,T> xi, TFlatVector<T> shapes) const;
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void GetCoefficients (ElementInfo & info, Vec<3> * coefs) const;
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template <typename T>
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void CalcElementDShapes (ElementInfo & info, const Point<3,T> xi, MatrixFixWidth<3,T> dshapes) const;
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template <typename T>
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bool EvaluateMapping (ElementInfo & info, const Point<3,T> xi, Point<3,T> & x, Mat<3,3,T> & jac) const;
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class SurfaceElementInfo
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{
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public:
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SurfaceElementIndex elnr;
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int order;
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int nv;
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int ndof;
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ArrayMem<int,4> edgenrs;
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int facenr;
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};
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void CalcElementShapes (SurfaceElementInfo & elinfo, const Point<2> & xi, Vector & shapes) const;
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template <int DIM_SPACE>
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void GetCoefficients (SurfaceElementInfo & elinfo, Array<Vec<DIM_SPACE> > & coefs) const;
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void CalcElementDShapes (SurfaceElementInfo & elinfo, const Point<2> & xi, MatrixFixWidth<2> & dshapes) const;
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};
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#endif
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