netgen/libsrc/geom2d/splinegeometry.hpp
2011-02-14 12:27:18 +00:00

162 lines
4.7 KiB
C++

/*
JS, Nov 2007
The 2D/3D template-base classes should go into the libsrc/gprim directory
in geom2d only 2D - Geometry classes (with material properties etc.)
*/
#ifndef _FILE_SPLINEGEOMETRY
#define _FILE_SPLINEGEOMETRY
#include "../csg/csgparser.hpp"
namespace netgen
{
///
extern void LoadBoundarySplines (const char * filename,
Array < GeomPoint<2> > & geompoints,
Array < SplineSeg<2>* > & splines,
double & elto0);
///
extern void PartitionBoundary (const Array < SplineSeg<2>* > & splines,
double h, double elto0,
Mesh & mesh2d);
// allow to turn off messages: cover all couts !!
extern int printmessage_importance;
template < int D >
class SplineGeometry
{
protected:
Array < GeomPoint<D> > geompoints;
Array < SplineSeg<D>* > splines;
double elto0;
Array<char*> materials;
Array<string*> bcnames;
Array<double> maxh;
Array<bool> quadmeshing;
Array<bool> tensormeshing;
Array<int> layer;
void AppendSegment(SplineSeg<D> * spline, const int leftdomain, const int rightdomain,
const int bc,
const double reffac, const bool hprefleft, const bool hprefright,
const int copyfrom);
public:
~SplineGeometry();
int Load (const Array<double> & raw_data, const int startpos = 0);
void Load (const char * filename);
void CSGLoad (CSGScanner & scan);
void LoadData( ifstream & infile );
void LoadDataNew ( ifstream & infile );
void LoadDataV2 ( ifstream & infile );
void GetRawData (Array<double> & raw_data) const;
void CopyEdgeMesh (int from, int to, Mesh & mesh2d, Point3dTree & searchtree);
const Array<SplineSeg<D>*> & GetSplines () const
{ return splines; }
int GetNSplines (void) const { return splines.Size(); }
string GetSplineType (const int i) const { return splines[i]->GetType(); }
SplineSeg<D> & GetSpline (const int i) {return *splines[i];}
const SplineSeg<D> & GetSpline (const int i) const {return *splines[i];}
void GetBoundingBox (Box<D> & box) const;
Box<D> GetBoundingBox () const
{ Box<D> box; GetBoundingBox (box); return box; }
int GetNP () const { return geompoints.Size(); }
const GeomPoint<D> & GetPoint(int i) const { return geompoints[i]; }
void SetGrading (const double grading);
// void AppendPoint (const double x, const double y, const double reffac = 1., const bool hpref = false);
void AppendPoint (const Point<D> & p, const double reffac = 1., const bool hpref = false);
void AppendLineSegment (const int n1, const int n2,
const int leftdomain, const int rightdomain, const int bc = -1,
const double reffac = 1.,
const bool hprefleft = false, const bool hprefright = false,
const int copyfrom = -1);
void AppendSplineSegment (const int n1, const int n2, const int n3,
const int leftdomain, const int rightdomain, const int bc = -1,
const double reffac = 1.,
const bool hprefleft = false, const bool hprefright = false,
const int copyfrom = -1);
void AppendCircleSegment (const int n1, const int n2, const int n3,
const int leftdomain, const int rightdomain, const int bc = -1,
const double reffac = 1.,
const bool hprefleft = false, const bool hprefright = false,
const int copyfrom = -1);
void AppendDiscretePointsSegment (const Array< Point<D> > & points,
const int leftdomain, const int rightdomain, const int bc = -1,
const double reffac = 1.,
const bool hprefleft = false, const bool hprefright = false,
const int copyfrom = -1);
void TestComment ( ifstream & infile ) ;
void GetMaterial( const int domnr, char* & material );
double GetDomainMaxh ( const int domnr );
bool GetDomainQuadMeshing ( int domnr )
{
if ( quadmeshing.Size() ) return quadmeshing[domnr-1];
else return false;
}
bool GetDomainTensorMeshing ( int domnr )
{
if ( tensormeshing.Size() ) return tensormeshing[domnr-1];
else return false;
}
int GetDomainLayer ( int domnr )
{
if ( layer.Size() ) return layer[domnr-1];
else return 1;
}
string GetBCName ( const int bcnr ) const;
string * BCNamePtr ( const int bcnr );
};
/*
void MeshFromSpline2D (SplineGeometry<2> & geometry,
Mesh *& mesh,
MeshingParameters & mp);
*/
class SplineGeometry2d : public SplineGeometry<2>, public NetgenGeometry
{
public:
virtual ~SplineGeometry2d();
virtual int GenerateMesh (Mesh*& mesh, MeshingParameters & mparam,
int perfstepsstart, int perfstepsend);
void PartitionBoundary (double h, Mesh & mesh2d);
virtual Refinement & GetRefinement () const;
};
}
#endif // _FILE_SPLINEGEOMETRY