mirror of
https://github.com/NGSolve/netgen.git
synced 2024-11-11 16:49:16 +05:00
892 lines
26 KiB
C++
892 lines
26 KiB
C++
#ifndef MESHCLASS
|
|
#define MESHCLASS
|
|
|
|
/**************************************************************************/
|
|
/* File: meshclass.hpp */
|
|
/* Author: Joachim Schoeberl */
|
|
/* Date: 20. Nov. 99 */
|
|
/**************************************************************************/
|
|
|
|
/*
|
|
The mesh class
|
|
*/
|
|
|
|
namespace netgen
|
|
{
|
|
enum resthtype { RESTRICTH_FACE, RESTRICTH_EDGE,
|
|
RESTRICTH_SURFACEELEMENT, RESTRICTH_POINT, RESTRICTH_SEGMENT };
|
|
|
|
class HPRefElement;
|
|
|
|
|
|
/// 2d/3d mesh
|
|
class Mesh
|
|
{
|
|
public:
|
|
typedef ::netgen::T_POINTS T_POINTS;
|
|
typedef NgArray<Element, 0, size_t> T_VOLELEMENTS;
|
|
// typedef NgArray<Element2d, 0, SurfaceElementIndex> T_SURFELEMENTS;
|
|
typedef NgArray<Element2d, 0, size_t> T_SURFELEMENTS;
|
|
|
|
private:
|
|
/// point coordinates
|
|
T_POINTS points;
|
|
|
|
// The communicator for this mesh. Just a dummy if compiled without MPI.
|
|
NgMPI_Comm comm;
|
|
|
|
/// line-segments at edges
|
|
NgArray<Segment, 0, size_t> segments;
|
|
/// surface elements, 2d-inner elements
|
|
T_SURFELEMENTS surfelements;
|
|
/// volume elements
|
|
T_VOLELEMENTS volelements;
|
|
/// points will be fixed forever
|
|
NgArray<PointIndex> lockedpoints;
|
|
|
|
|
|
/// surface indices at boundary nodes
|
|
// TABLE<int,PointIndex::BASE> surfacesonnode;
|
|
/// boundary edges (1..normal bedge, 2..segment)
|
|
INDEX_2_CLOSED_HASHTABLE<int> * boundaryedges;
|
|
///
|
|
INDEX_2_CLOSED_HASHTABLE<int> * segmentht;
|
|
///
|
|
INDEX_3_CLOSED_HASHTABLE<int> * surfelementht;
|
|
|
|
/// faces of rest-solid
|
|
NgArray<Element2d> openelements;
|
|
/// open segmenets for surface meshing
|
|
NgArray<Segment> opensegments;
|
|
|
|
|
|
|
|
/**
|
|
Representation of local mesh-size h
|
|
*/
|
|
LocalH * lochfunc;
|
|
///
|
|
double hglob;
|
|
///
|
|
double hmin;
|
|
///
|
|
NgArray<double> maxhdomain;
|
|
|
|
/**
|
|
the face-index of the surface element maps into
|
|
this table.
|
|
*/
|
|
NgArray<FaceDescriptor> facedecoding;
|
|
|
|
|
|
/**
|
|
the edge-index of the line element maps into
|
|
this table.
|
|
*/
|
|
NgArray<EdgeDescriptor> edgedecoding;
|
|
|
|
/// sub-domain materials
|
|
NgArray<string*> materials;
|
|
|
|
/// labels for boundary conditions
|
|
NgArray<string*> bcnames;
|
|
|
|
/// labels for co dim 2 bboundary conditions
|
|
NgArray<string*> cd2names;
|
|
|
|
/// labels for co dim 3 bbboundary conditions
|
|
NgArray<string*> cd3names;
|
|
|
|
/// Periodic surface, close surface, etc. identifications
|
|
Identifications * ident;
|
|
|
|
|
|
/// number of vertices (if < 0, use np)
|
|
int numvertices;
|
|
|
|
/// geometric search tree for interval intersection search
|
|
BoxTree<3> * elementsearchtree;
|
|
/// time stamp for tree
|
|
mutable int elementsearchtreets;
|
|
|
|
/// element -> face, element -> edge etc ...
|
|
MeshTopology topology;
|
|
/// methods for high order elements
|
|
class CurvedElements * curvedelems;
|
|
|
|
/// nodes identified by close points
|
|
class AnisotropicClusters * clusters;
|
|
|
|
/// space dimension (2 or 3)
|
|
int dimension;
|
|
|
|
/// changed by every minor modification (addpoint, ...)
|
|
int timestamp;
|
|
/// changed after finishing global algorithm (improve, ...)
|
|
int majortimestamp;
|
|
|
|
/// mesh access semaphors.
|
|
NgMutex mutex;
|
|
/// mesh access semaphors.
|
|
NgMutex majormutex;
|
|
|
|
SymbolTable< NgArray<int>* > userdata_int;
|
|
SymbolTable< NgArray<double>* > userdata_double;
|
|
|
|
|
|
mutable NgArray< Point3d > pointcurves;
|
|
mutable NgArray<int> pointcurves_startpoint;
|
|
mutable NgArray<double> pointcurves_red,pointcurves_green,pointcurves_blue;
|
|
|
|
|
|
/// start element for point search (GetElementOfPoint)
|
|
mutable int ps_startelement;
|
|
|
|
|
|
#ifdef PARALLEL
|
|
/// connection to parallel meshes
|
|
class ParallelMeshTopology * paralleltop;
|
|
|
|
#endif
|
|
|
|
|
|
shared_ptr<NetgenGeometry> geometry;
|
|
|
|
private:
|
|
void BuildBoundaryEdges(void);
|
|
|
|
public:
|
|
bool PointContainedIn2DElement(const Point3d & p,
|
|
double lami[3],
|
|
const int element,
|
|
bool consider3D = false) const;
|
|
bool PointContainedIn3DElement(const Point3d & p,
|
|
double lami[3],
|
|
const int element) const;
|
|
bool PointContainedIn3DElementOld(const Point3d & p,
|
|
double lami[3],
|
|
const int element) const;
|
|
|
|
public:
|
|
|
|
// store coarse mesh before hp-refinement
|
|
NgArray<HPRefElement> * hpelements;
|
|
Mesh * coarsemesh;
|
|
|
|
|
|
/// number of refinement levels
|
|
// int mglevels;
|
|
// number of vertices on each refinement level:
|
|
NgArray<size_t> level_nv;
|
|
/// refinement hierarchy
|
|
NgArray<PointIndices<2>,PointIndex::BASE> mlbetweennodes;
|
|
/// parent element of volume element
|
|
NgArray<int> mlparentelement;
|
|
/// parent element of surface element
|
|
NgArray<int> mlparentsurfaceelement;
|
|
|
|
|
|
|
|
///
|
|
DLL_HEADER Mesh();
|
|
///
|
|
DLL_HEADER ~Mesh();
|
|
|
|
Mesh & operator= (const Mesh & mesh2);
|
|
|
|
///
|
|
DLL_HEADER void DeleteMesh();
|
|
|
|
///
|
|
void ClearSurfaceElements();
|
|
|
|
///
|
|
DLL_HEADER void ClearVolumeElements()
|
|
{
|
|
volelements.SetSize(0);
|
|
timestamp = NextTimeStamp();
|
|
}
|
|
|
|
///
|
|
DLL_HEADER void ClearSegments()
|
|
{
|
|
segments.SetSize(0);
|
|
timestamp = NextTimeStamp();
|
|
}
|
|
|
|
///
|
|
bool TestOk () const;
|
|
|
|
void SetAllocSize(int nnodes, int nsegs, int nsel, int nel);
|
|
|
|
|
|
DLL_HEADER PointIndex AddPoint (const Point3d & p, int layer = 1);
|
|
DLL_HEADER PointIndex AddPoint (const Point3d & p, int layer, POINTTYPE type);
|
|
|
|
auto GetNP () const { return points.Size(); }
|
|
|
|
// [[deprecated("Use Point(PointIndex) instead of int !")]]
|
|
MeshPoint & Point(int i) { return points.Elem(i); }
|
|
MeshPoint & Point(PointIndex pi) { return points[pi]; }
|
|
// [[deprecated("Use Point(PointIndex) instead of int !")]]
|
|
const MeshPoint & Point(int i) const { return points.Get(i); }
|
|
const MeshPoint & Point(PointIndex pi) const { return points[pi]; }
|
|
|
|
const MeshPoint & operator[] (PointIndex pi) const { return points[pi]; }
|
|
MeshPoint & operator[] (PointIndex pi) { return points[pi]; }
|
|
|
|
const T_POINTS & Points() const { return points; }
|
|
T_POINTS & Points() { return points; }
|
|
|
|
|
|
DLL_HEADER SegmentIndex AddSegment (const Segment & s);
|
|
void DeleteSegment (int segnr)
|
|
{
|
|
segments.Elem(segnr)[0].Invalidate();
|
|
segments.Elem(segnr)[1].Invalidate();
|
|
}
|
|
/*
|
|
void FullDeleteSegment (int segnr) // von wem ist das ???
|
|
{
|
|
segments.Delete(segnr-PointIndex::BASE);
|
|
}
|
|
*/
|
|
|
|
int GetNSeg () const { return segments.Size(); }
|
|
// [[deprecated("Use LineSegment(SegmentIndex) instead of int !")]]
|
|
Segment & LineSegment(int i) { return segments.Elem(i); }
|
|
// [[deprecated("Use LineSegment(SegmentIndex) instead of int !")]]
|
|
const Segment & LineSegment(int i) const { return segments.Get(i); }
|
|
|
|
Segment & LineSegment(SegmentIndex si) { return segments[si]; }
|
|
const Segment & LineSegment(SegmentIndex si) const { return segments[si]; }
|
|
const Segment & operator[] (SegmentIndex si) const { return segments[si]; }
|
|
Segment & operator[] (SegmentIndex si) { return segments[si]; }
|
|
|
|
/*
|
|
const NgArray<Segment> & LineSegments() const { return segments; }
|
|
NgArray<Segment> & LineSegments() { return segments; }
|
|
*/
|
|
const auto & LineSegments() const { return segments; }
|
|
auto & LineSegments() { return segments; }
|
|
|
|
NgArray<Element0d> pointelements; // only via python interface
|
|
|
|
DLL_HEADER SurfaceElementIndex AddSurfaceElement (const Element2d & el);
|
|
// write to pre-allocated container, thread-safe
|
|
DLL_HEADER void SetSurfaceElement (SurfaceElementIndex sei, const Element2d & el);
|
|
|
|
// [[deprecated("Use DeleteSurfaceElement(SurfaceElementIndex) instead of int !")]]
|
|
void DeleteSurfaceElement (int eli)
|
|
{
|
|
surfelements.Elem(eli).Delete();
|
|
surfelements.Elem(eli).PNum(1).Invalidate();
|
|
surfelements.Elem(eli).PNum(2).Invalidate();
|
|
surfelements.Elem(eli).PNum(3).Invalidate();
|
|
timestamp = NextTimeStamp();
|
|
}
|
|
|
|
void DeleteSurfaceElement (SurfaceElementIndex eli)
|
|
{
|
|
for (auto & p : surfelements[eli].PNums()) p.Invalidate();
|
|
surfelements[eli].Delete();
|
|
timestamp = NextTimeStamp();
|
|
}
|
|
|
|
auto GetNSE () const { return surfelements.Size(); }
|
|
|
|
// [[deprecated("Use SurfaceElement(SurfaceElementIndex) instead of int !")]]
|
|
Element2d & SurfaceElement(int i) { return surfelements.Elem(i); }
|
|
// [[deprecated("Use SurfaceElement(SurfaceElementIndex) instead of int !")]]
|
|
const Element2d & SurfaceElement(int i) const { return surfelements.Get(i); }
|
|
Element2d & SurfaceElement(SurfaceElementIndex i) { return surfelements[i]; }
|
|
const Element2d & SurfaceElement(SurfaceElementIndex i) const { return surfelements[i]; }
|
|
|
|
const Element2d & operator[] (SurfaceElementIndex ei) const
|
|
{ return surfelements[ei]; }
|
|
Element2d & operator[] (SurfaceElementIndex ei)
|
|
{ return surfelements[ei]; }
|
|
|
|
const T_SURFELEMENTS & SurfaceElements() const { return surfelements; }
|
|
T_SURFELEMENTS & SurfaceElements() { return surfelements; }
|
|
|
|
|
|
DLL_HEADER void RebuildSurfaceElementLists ();
|
|
DLL_HEADER void GetSurfaceElementsOfFace (int facenr, NgArray<SurfaceElementIndex> & sei) const;
|
|
|
|
DLL_HEADER ElementIndex AddVolumeElement (const Element & el);
|
|
// write to pre-allocated container, thread-safe
|
|
DLL_HEADER void SetVolumeElement (ElementIndex sei, const Element & el);
|
|
|
|
auto GetNE () const { return volelements.Size(); }
|
|
|
|
// [[deprecated("Use VolumeElement(ElementIndex) instead of int !")]]
|
|
Element & VolumeElement(int i) { return volelements.Elem(i); }
|
|
// [[deprecated("Use VolumeElement(ElementIndex) instead of int !")]]
|
|
const Element & VolumeElement(int i) const { return volelements.Get(i); }
|
|
Element & VolumeElement(ElementIndex i) { return volelements[i]; }
|
|
const Element & VolumeElement(ElementIndex i) const { return volelements[i]; }
|
|
|
|
const Element & operator[] (ElementIndex ei) const
|
|
{ return volelements[ei]; }
|
|
Element & operator[] (ElementIndex ei)
|
|
{ return volelements[ei]; }
|
|
|
|
|
|
|
|
ELEMENTTYPE ElementType (ElementIndex i) const
|
|
{ return (volelements[i].flags.fixed) ? FIXEDELEMENT : FREEELEMENT; }
|
|
|
|
const auto & VolumeElements() const { return volelements; }
|
|
auto & VolumeElements() { return volelements; }
|
|
|
|
///
|
|
DLL_HEADER double ElementError (int eli, const MeshingParameters & mp) const;
|
|
|
|
///
|
|
DLL_HEADER void AddLockedPoint (PointIndex pi);
|
|
///
|
|
void ClearLockedPoints ();
|
|
|
|
const auto & LockedPoints() const { return lockedpoints; }
|
|
|
|
/// Returns number of domains
|
|
DLL_HEADER int GetNDomains() const;
|
|
///
|
|
int GetDimension() const { return dimension; }
|
|
void SetDimension (int dim) { dimension = dim; }
|
|
|
|
/// sets internal tables
|
|
DLL_HEADER void CalcSurfacesOfNode ();
|
|
|
|
/// additional (temporarily) fix points
|
|
void FixPoints (const BitArray & fixpoints);
|
|
|
|
/**
|
|
finds elements without neighbour and
|
|
boundary elements without inner element.
|
|
Results are stored in openelements.
|
|
if dom == 0, all sub-domains, else subdomain dom */
|
|
DLL_HEADER void FindOpenElements (int dom = 0);
|
|
|
|
|
|
/**
|
|
finds segments without surface element,
|
|
and surface elements without neighbours.
|
|
store in opensegmentsy
|
|
*/
|
|
DLL_HEADER void FindOpenSegments (int surfnr = 0);
|
|
/**
|
|
remove one layer of surface elements
|
|
*/
|
|
DLL_HEADER void RemoveOneLayerSurfaceElements ();
|
|
|
|
|
|
int GetNOpenSegments () { return opensegments.Size(); }
|
|
const Segment & GetOpenSegment (int nr) { return opensegments.Get(nr); }
|
|
|
|
/**
|
|
Checks overlap of boundary
|
|
return == 1, iff overlap
|
|
*/
|
|
DLL_HEADER int CheckOverlappingBoundary ();
|
|
/**
|
|
Checks consistent boundary
|
|
return == 0, everything ok
|
|
*/
|
|
DLL_HEADER int CheckConsistentBoundary () const;
|
|
|
|
/*
|
|
checks element orientation
|
|
*/
|
|
DLL_HEADER int CheckVolumeMesh () const;
|
|
|
|
|
|
/**
|
|
finds average h of surface surfnr if surfnr > 0,
|
|
else of all surfaces.
|
|
*/
|
|
DLL_HEADER double AverageH (int surfnr = 0) const;
|
|
/// Calculates localh
|
|
DLL_HEADER void CalcLocalH (double grading);
|
|
///
|
|
DLL_HEADER void SetLocalH (netgen::Point<3> pmin, netgen::Point<3> pmax, double grading);
|
|
///
|
|
DLL_HEADER void RestrictLocalH (const Point3d & p, double hloc);
|
|
///
|
|
DLL_HEADER void RestrictLocalHLine (const Point3d & p1, const Point3d & p2,
|
|
double hloc);
|
|
/// number of elements per radius
|
|
DLL_HEADER void CalcLocalHFromSurfaceCurvature(double grading, double elperr);
|
|
///
|
|
DLL_HEADER void CalcLocalHFromPointDistances(double grading);
|
|
///
|
|
DLL_HEADER void RestrictLocalH (resthtype rht, int nr, double loch);
|
|
///
|
|
DLL_HEADER void LoadLocalMeshSize (const string & meshsizefilename);
|
|
///
|
|
DLL_HEADER void SetGlobalH (double h);
|
|
///
|
|
DLL_HEADER void SetMinimalH (double h);
|
|
///
|
|
DLL_HEADER double MaxHDomain (int dom) const;
|
|
///
|
|
DLL_HEADER void SetMaxHDomain (const NgArray<double> & mhd);
|
|
///
|
|
DLL_HEADER double GetH (const Point3d & p) const;
|
|
///
|
|
double GetMinH (const Point3d & pmin, const Point3d & pmax);
|
|
///
|
|
bool HasLocalHFunction () { return lochfunc != nullptr; }
|
|
///
|
|
LocalH & LocalHFunction () { return * lochfunc; }
|
|
///
|
|
bool LocalHFunctionGenerated(void) const { return (lochfunc != NULL); }
|
|
|
|
/// Find bounding box
|
|
DLL_HEADER void GetBox (Point3d & pmin, Point3d & pmax, int dom = -1) const;
|
|
|
|
/// Find bounding box of points of typ ptyp or less
|
|
DLL_HEADER void GetBox (Point3d & pmin, Point3d & pmax, POINTTYPE ptyp ) const;
|
|
|
|
///
|
|
int GetNOpenElements() const
|
|
{ return openelements.Size(); }
|
|
///
|
|
const Element2d & OpenElement(int i) const
|
|
{ return openelements.Get(i); }
|
|
|
|
auto & OpenElements() const { return openelements; }
|
|
|
|
/// are also quads open elements
|
|
bool HasOpenQuads () const;
|
|
|
|
/// split into connected pieces
|
|
DLL_HEADER void SplitIntoParts ();
|
|
|
|
///
|
|
DLL_HEADER void SplitSeparatedFaces ();
|
|
|
|
/// Refines mesh and projects points to true surface
|
|
// void Refine (int levels, const CSGeometry * geom);
|
|
|
|
|
|
bool BoundaryEdge (PointIndex pi1, PointIndex pi2) const
|
|
{
|
|
if(!boundaryedges)
|
|
const_cast<Mesh *>(this)->BuildBoundaryEdges();
|
|
|
|
INDEX_2 i2 (pi1, pi2);
|
|
i2.Sort();
|
|
return boundaryedges->Used (i2);
|
|
}
|
|
|
|
bool IsSegment (PointIndex pi1, PointIndex pi2) const
|
|
{
|
|
INDEX_2 i2 (pi1, pi2);
|
|
i2.Sort();
|
|
return segmentht->Used (i2);
|
|
}
|
|
|
|
SegmentIndex SegmentNr (PointIndex pi1, PointIndex pi2) const
|
|
{
|
|
INDEX_2 i2 (pi1, pi2);
|
|
i2.Sort();
|
|
return segmentht->Get (i2);
|
|
}
|
|
|
|
|
|
/**
|
|
Remove unused points. etc.
|
|
*/
|
|
DLL_HEADER void Compress ();
|
|
|
|
/// first vertex has lowest index
|
|
void OrderElements();
|
|
|
|
///
|
|
DLL_HEADER void Save (ostream & outfile) const;
|
|
///
|
|
DLL_HEADER void Load (istream & infile);
|
|
///
|
|
DLL_HEADER void Merge (istream & infile, const int surfindex_offset = 0);
|
|
///
|
|
DLL_HEADER void Save (const string & filename) const;
|
|
///
|
|
DLL_HEADER void Load (const string & filename);
|
|
///
|
|
DLL_HEADER void Merge (const string & filename, const int surfindex_offset = 0);
|
|
|
|
|
|
DLL_HEADER void DoArchive (Archive & archive);
|
|
///
|
|
DLL_HEADER void ImproveMesh (const MeshingParameters & mp, OPTIMIZEGOAL goal = OPT_QUALITY);
|
|
|
|
///
|
|
void ImproveMeshJacobian (const MeshingParameters & mp, OPTIMIZEGOAL goal = OPT_QUALITY, const BitArray * usepoint = NULL);
|
|
///
|
|
void ImproveMeshJacobianOnSurface (const MeshingParameters & mp,
|
|
const BitArray & usepoint,
|
|
const NgArray< Vec<3>* > & nv,
|
|
OPTIMIZEGOAL goal = OPT_QUALITY,
|
|
const NgArray< NgArray<int,PointIndex::BASE>* > * idmaps = NULL);
|
|
/**
|
|
free nodes in environment of openelements
|
|
for optimiztion
|
|
*/
|
|
void FreeOpenElementsEnvironment (int layers);
|
|
|
|
///
|
|
bool LegalTet (Element & el) const
|
|
{
|
|
if (el.IllegalValid())
|
|
return !el.Illegal();
|
|
return LegalTet2 (el);
|
|
}
|
|
///
|
|
bool LegalTet2 (Element & el) const;
|
|
|
|
|
|
///
|
|
bool LegalTrig (const Element2d & el) const;
|
|
/**
|
|
if values non-null, return values in 4-double array:
|
|
triangle angles min/max, tetangles min/max
|
|
if null, output results on cout
|
|
*/
|
|
DLL_HEADER void CalcMinMaxAngle (double badellimit, double * retvalues = NULL);
|
|
|
|
/*
|
|
Marks elements which are dangerous to refine
|
|
return: number of illegal elements
|
|
*/
|
|
DLL_HEADER int MarkIllegalElements ();
|
|
|
|
/// orient surface mesh, for one sub-domain only
|
|
DLL_HEADER void SurfaceMeshOrientation ();
|
|
|
|
/// convert mixed element mesh to tet-mesh
|
|
DLL_HEADER void Split2Tets();
|
|
|
|
|
|
/// build box-search tree
|
|
DLL_HEADER void BuildElementSearchTree ();
|
|
|
|
void SetPointSearchStartElement(const int el) const {ps_startelement = el;}
|
|
|
|
/// gives element of point, barycentric coordinates
|
|
int GetElementOfPoint (const netgen::Point<3> & p,
|
|
double * lami,
|
|
bool build_searchtree = 0,
|
|
const int index = -1,
|
|
const bool allowindex = true) const;
|
|
int GetElementOfPoint (const netgen::Point<3> & p,
|
|
double * lami,
|
|
const NgArray<int> * const indices,
|
|
bool build_searchtree = 0,
|
|
const bool allowindex = true) const;
|
|
int GetSurfaceElementOfPoint (const netgen::Point<3> & p,
|
|
double * lami,
|
|
bool build_searchtree = 0,
|
|
const int index = -1,
|
|
const bool allowindex = true) const;
|
|
int GetSurfaceElementOfPoint (const netgen::Point<3> & p,
|
|
double * lami,
|
|
const NgArray<int> * const indices,
|
|
bool build_searchtree = 0,
|
|
const bool allowindex = true) const;
|
|
|
|
/// give list of vol elements which are int the box(p1,p2)
|
|
void GetIntersectingVolEls(const Point3d& p1, const Point3d& p2,
|
|
NgArray<int> & locels) const;
|
|
|
|
///
|
|
int AddFaceDescriptor(const FaceDescriptor& fd)
|
|
{ facedecoding.Append(fd); return facedecoding.Size(); }
|
|
|
|
int AddEdgeDescriptor(const EdgeDescriptor & fd)
|
|
{ edgedecoding.Append(fd); return edgedecoding.Size() - 1; }
|
|
|
|
auto GetCommunicator() const { return this->comm; }
|
|
void SetCommunicator(NgMPI_Comm acomm);
|
|
|
|
///
|
|
DLL_HEADER void SetMaterial (int domnr, const string & mat);
|
|
///
|
|
DLL_HEADER const string & GetMaterial (int domnr) const;
|
|
DLL_HEADER static string defaultmat;
|
|
const string * GetMaterialPtr (int domnr) const // 1-based
|
|
{
|
|
return domnr <= materials.Size() ? materials.Get(domnr) : &defaultmat;
|
|
}
|
|
|
|
DLL_HEADER void SetNBCNames ( int nbcn );
|
|
|
|
DLL_HEADER void SetBCName ( int bcnr, const string & abcname );
|
|
|
|
DLL_HEADER const string & GetBCName ( int bcnr ) const;
|
|
|
|
DLL_HEADER void SetNCD2Names (int ncd2n);
|
|
DLL_HEADER void SetCD2Name (int cd2nr, const string & abcname);
|
|
|
|
DLL_HEADER const string & GetCD2Name (int cd2nr ) const;
|
|
DLL_HEADER static string cd2_default_name;
|
|
string * GetCD2NamePtr (int cd2nr ) const
|
|
{
|
|
if (cd2nr < cd2names.Size() && cd2names[cd2nr]) return cd2names[cd2nr];
|
|
return &cd2_default_name;
|
|
}
|
|
size_t GetNCD2Names() const { return cd2names.Size(); }
|
|
|
|
DLL_HEADER void SetNCD3Names (int ncd3n);
|
|
DLL_HEADER void SetCD3Name (int cd3nr, const string & abcname);
|
|
|
|
DLL_HEADER const string & GetCD3Name (int cd3nr ) const;
|
|
DLL_HEADER static string cd3_default_name;
|
|
string * GetCD3NamePtr (int cd3nr ) const
|
|
{
|
|
if (cd3nr < cd3names.Size() && cd3names[cd3nr]) return cd3names[cd3nr];
|
|
return &cd3_default_name;
|
|
}
|
|
size_t GetNCD3Names() const { return cd3names.Size(); }
|
|
|
|
DLL_HEADER static string default_bc;
|
|
string * GetBCNamePtr (int bcnr) const
|
|
{ return (bcnr < bcnames.Size() && bcnames[bcnr]) ? bcnames[bcnr] : &default_bc; }
|
|
|
|
///
|
|
void ClearFaceDescriptors()
|
|
{ facedecoding.SetSize(0); }
|
|
|
|
///
|
|
int GetNFD () const
|
|
{ return facedecoding.Size(); }
|
|
|
|
const FaceDescriptor & GetFaceDescriptor (int i) const
|
|
{ return facedecoding.Get(i); }
|
|
|
|
const EdgeDescriptor & GetEdgeDescriptor (int i) const
|
|
{ return edgedecoding[i]; }
|
|
|
|
|
|
///
|
|
FaceDescriptor & GetFaceDescriptor (int i)
|
|
{ return facedecoding.Elem(i); }
|
|
|
|
// #ifdef NONE
|
|
// /*
|
|
// Identify points pi1 and pi2, due to
|
|
// identification nr identnr
|
|
// */
|
|
// void AddIdentification (int pi1, int pi2, int identnr);
|
|
|
|
// int GetIdentification (int pi1, int pi2) const;
|
|
// int GetIdentificationSym (int pi1, int pi2) const;
|
|
// ///
|
|
// INDEX_2_HASHTABLE<int> & GetIdentifiedPoints ()
|
|
// {
|
|
// return *identifiedpoints;
|
|
// }
|
|
|
|
// ///
|
|
// void GetIdentificationMap (int identnr, NgArray<int> & identmap) const;
|
|
// ///
|
|
// void GetIdentificationPairs (int identnr, NgArray<INDEX_2> & identpairs) const;
|
|
// ///
|
|
// int GetMaxIdentificationNr () const
|
|
// {
|
|
// return maxidentnr;
|
|
// }
|
|
// #endif
|
|
|
|
/// return periodic, close surface etc. identifications
|
|
Identifications & GetIdentifications () { return *ident; }
|
|
/// return periodic, close surface etc. identifications
|
|
const Identifications & GetIdentifications () const { return *ident; }
|
|
///
|
|
bool HasIdentifications() const { return ident != nullptr; }
|
|
|
|
void InitPointCurve(double red = 1, double green = 0, double blue = 0) const;
|
|
void AddPointCurvePoint(const Point3d & pt) const;
|
|
int GetNumPointCurves(void) const;
|
|
int GetNumPointsOfPointCurve(int curve) const;
|
|
Point3d & GetPointCurvePoint(int curve, int n) const;
|
|
void GetPointCurveColor(int curve, double & red, double & green, double & blue) const;
|
|
|
|
|
|
|
|
|
|
/// find number of vertices
|
|
void ComputeNVertices ();
|
|
/// number of vertices (no edge-midpoints)
|
|
int GetNV () const;
|
|
/// remove edge points
|
|
void SetNP (int np);
|
|
|
|
|
|
|
|
|
|
DLL_HEADER bool PureTrigMesh (int faceindex = 0) const;
|
|
DLL_HEADER bool PureTetMesh () const;
|
|
|
|
|
|
const MeshTopology & GetTopology () const
|
|
{ return topology; }
|
|
|
|
DLL_HEADER void UpdateTopology (TaskManager tm = &DummyTaskManager,
|
|
Tracer tracer = &DummyTracer);
|
|
|
|
class CurvedElements & GetCurvedElements () const
|
|
{ return *curvedelems; }
|
|
|
|
DLL_HEADER void BuildCurvedElements (const class Refinement * ref, int aorder, bool arational = false);
|
|
DLL_HEADER void BuildCurvedElements (int aorder);
|
|
|
|
const class AnisotropicClusters & GetClusters () const
|
|
{ return *clusters; }
|
|
|
|
|
|
class CSurfaceArea
|
|
{
|
|
const Mesh & mesh;
|
|
bool valid;
|
|
double area;
|
|
public:
|
|
CSurfaceArea (const Mesh & amesh)
|
|
: mesh(amesh), valid(false) { ; }
|
|
|
|
void Add (const Element2d & sel)
|
|
{
|
|
if (sel.GetNP() == 3)
|
|
area += Cross ( mesh[sel[1]]-mesh[sel[0]],
|
|
mesh[sel[2]]-mesh[sel[0]] ).Length() / 2;
|
|
else
|
|
area += Cross (Vec3d (mesh[sel.PNum(1)], mesh[sel.PNum(3)]),
|
|
Vec3d (mesh[sel.PNum(1)], mesh[sel.PNum(4)])).Length() / 2;;
|
|
}
|
|
void ReCalc ()
|
|
{
|
|
area = 0;
|
|
for (SurfaceElementIndex sei = 0; sei < mesh.GetNSE(); sei++)
|
|
Add (mesh[sei]);
|
|
valid = true;
|
|
}
|
|
|
|
operator double () const { return area; }
|
|
bool Valid() const { return valid; }
|
|
};
|
|
|
|
CSurfaceArea surfarea;
|
|
CSurfaceArea & SurfaceArea() { return surfarea; }
|
|
const CSurfaceArea & SurfaceArea() const { return surfarea; }
|
|
|
|
|
|
|
|
int GetTimeStamp() const { return timestamp; }
|
|
void SetNextTimeStamp()
|
|
{ timestamp = NextTimeStamp(); }
|
|
|
|
int GetMajorTimeStamp() const { return majortimestamp; }
|
|
void SetNextMajorTimeStamp()
|
|
{ majortimestamp = timestamp = NextTimeStamp(); }
|
|
|
|
|
|
/// return mutex
|
|
NgMutex & Mutex () { return mutex; }
|
|
NgMutex & MajorMutex () { return majormutex; }
|
|
|
|
|
|
shared_ptr<NetgenGeometry> GetGeometry() const
|
|
{
|
|
return geometry;
|
|
}
|
|
void SetGeometry (shared_ptr<NetgenGeometry> geom)
|
|
{
|
|
geometry = geom;
|
|
}
|
|
|
|
///
|
|
void SetUserData(const char * id, NgArray<int> & data);
|
|
///
|
|
bool GetUserData(const char * id, NgArray<int> & data, int shift = 0) const;
|
|
///
|
|
void SetUserData(const char * id, NgArray<double> & data);
|
|
///
|
|
bool GetUserData(const char * id, NgArray<double> & data, int shift = 0) const;
|
|
|
|
///
|
|
friend void OptimizeRestart (Mesh & mesh3d);
|
|
///
|
|
void PrintMemInfo (ostream & ost) const;
|
|
///
|
|
friend class Meshing3;
|
|
|
|
|
|
enum GEOM_TYPE { NO_GEOM = 0, GEOM_2D = 1, GEOM_CSG = 10, GEOM_STL = 11, GEOM_OCC = 12, GEOM_ACIS = 13 };
|
|
GEOM_TYPE geomtype;
|
|
|
|
|
|
|
|
#ifdef PARALLEL
|
|
/// returns parallel topology
|
|
class ParallelMeshTopology & GetParallelTopology () const
|
|
{ return *paralleltop; }
|
|
|
|
|
|
/// distributes the master-mesh to local meshes
|
|
void Distribute ();
|
|
void Distribute (NgArray<int> & volume_weights, NgArray<int> & surface_weights,
|
|
NgArray<int> & segment_weights);
|
|
|
|
|
|
/// find connection to parallel meshes
|
|
// void FindExchangePoints () ;
|
|
|
|
// void FindExchangeEdges ();
|
|
// void FindExchangeFaces ();
|
|
|
|
/// use metis to decompose master mesh
|
|
void ParallelMetis (); // NgArray<int> & neloc );
|
|
void ParallelMetis (NgArray<int> & volume_weights, NgArray<int> & surface_weights,
|
|
NgArray<int> & segment_weights);
|
|
|
|
void PartHybridMesh (); // NgArray<int> & neloc );
|
|
void PartDualHybridMesh (); // NgArray<int> & neloc );
|
|
void PartDualHybridMesh2D (); // ( NgArray<int> & neloc );
|
|
|
|
|
|
/// send mesh from master to local procs
|
|
void SendRecvMesh ();
|
|
|
|
/// send mesh to parallel machine, keep global mesh at master
|
|
void SendMesh ( ) const; // Mesh * mastermesh, NgArray<int> & neloc) const;
|
|
/// loads a mesh sent from master processor
|
|
void ReceiveParallelMesh ();
|
|
|
|
NgArray<int> vol_partition;
|
|
NgArray<int> surf_partition;
|
|
NgArray<int> seg_partition;
|
|
|
|
#else
|
|
void Distribute () {}
|
|
void SendRecvMesh () {}
|
|
void Distribute (NgArray<int> & volume_weights, NgArray<int> & surface_weights,
|
|
NgArray<int> & segment_weights){ }
|
|
#endif
|
|
|
|
|
|
};
|
|
|
|
inline ostream& operator<<(ostream& ost, const Mesh& mesh)
|
|
{
|
|
ost << "mesh: " << endl;
|
|
mesh.Save(ost);
|
|
return ost;
|
|
}
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|