mirror of
https://github.com/NGSolve/netgen.git
synced 2024-11-12 00:59:16 +05:00
2464 lines
49 KiB
C++
2464 lines
49 KiB
C++
#include <mystdlib.h>
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#include <meshing.hpp>
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#include <csg.hpp>
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#ifdef SOCKETS
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#include "../sockets/sockets.hpp"
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#endif
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#ifndef NOTCL
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#include <visual.hpp>
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#endif
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#include "nginterface.h"
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#include "../visualization/soldata.hpp"
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#ifdef _MSC_VER
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// Philippose - 30/01/2009
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// MSVC Express Edition Support
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#ifdef MSVC_EXPRESS
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// #include <pthread.h>
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static pthread_t meshingthread;
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void RunParallel ( void * (*fun)(void *), void * in)
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{
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if (netgen::mparam.parthread) // && (ntasks == 1) )
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{
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pthread_attr_t attr;
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pthread_attr_init (&attr);
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// the following call can be removed if not available:
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pthread_attr_setstacksize(&attr, 1000000);
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//pthread_create (&meshingthread, &attr, fun, NULL);
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pthread_create (&meshingthread, &attr, fun, in);
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}
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else
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fun (in);
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}
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#else // Using MS VC++ Standard / Enterprise / Professional edition
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// Afx - Threads need different return - value:
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static void* (*sfun)(void *);
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unsigned int fun2 (void * val)
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{
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sfun (val);
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return 0;
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}
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void RunParallel ( void* (*fun)(void *), void * in)
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{
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sfun = fun;
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if (netgen::mparam.parthread)
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AfxBeginThread (fun2, in);
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//AfxBeginThread (fun2, NULL);
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else
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fun (in);
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}
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#endif // #ifdef MSVC_EXPRESS
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#else // For #ifdef _MSC_VER
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// #include <pthread.h>
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static pthread_t meshingthread;
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void RunParallel ( void * (*fun)(void *), void * in)
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{
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bool parthread = netgen::mparam.parthread;
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#ifdef PARALLEL
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int provided;
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MPI_Query_thread(&provided);
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if (provided < 3)
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if (netgen::ntasks > 1) parthread = false;
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// cout << "runparallel = " << parthread << endl;
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#endif
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if (parthread)
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{
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pthread_attr_t attr;
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pthread_attr_init (&attr);
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// the following call can be removed if not available:
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pthread_attr_setstacksize(&attr, 1000000);
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//pthread_create (&meshingthread, &attr, fun, NULL);
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pthread_create (&meshingthread, &attr, fun, in);
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}
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else
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fun (in);
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}
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#endif // #ifdef _MSC_VER
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namespace netgen
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{
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#include "writeuser.hpp"
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MeshingParameters mparam;
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// global variable mesh (should not be used in libraries)
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AutoPtr<Mesh> mesh;
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NetgenGeometry * ng_geometry = new NetgenGeometry;
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// extern NetgenGeometry * ng_geometry;
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// extern AutoPtr<Mesh> mesh;
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#ifndef NOTCL
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extern Tcl_Interp * tcl_interp;
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#endif
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#ifdef OPENGL
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extern VisualSceneSolution vssolution;
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#endif
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extern CSGeometry * ParseCSG (istream & istr);
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#ifdef SOCKETS
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extern AutoPtr<ClientSocket> clientsocket;
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//extern Array< AutoPtr < ServerInfo > > servers;
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extern Array< ServerInfo* > servers;
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#endif
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}
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using namespace netgen;
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void Ng_LoadGeometry (const char * filename)
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{
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for (int i = 0; i < geometryregister.Size(); i++)
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{
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NetgenGeometry * hgeom = geometryregister[i]->Load (filename);
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if (hgeom)
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{
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delete ng_geometry;
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ng_geometry = hgeom;
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mesh.Reset();
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return;
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}
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}
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// he: if filename is empty, return
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// can be used to reset geometry
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if (strcmp(filename,"")==0)
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{
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delete ng_geometry;
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ng_geometry = new NetgenGeometry();
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return;
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}
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if (id == 0)
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cerr << "cannot load geometry '" << filename << "'" << endl;
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}
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void Ng_LoadMeshFromStream ( istream & input )
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{
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mesh.Reset (new Mesh());
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mesh -> Load(input);
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for (int i = 0; i < geometryregister.Size(); i++)
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{
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NetgenGeometry * hgeom = geometryregister[i]->LoadFromMeshFile (input);
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if (hgeom)
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{
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delete ng_geometry;
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ng_geometry = hgeom;
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break;
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}
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}
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#ifdef LOADOLD
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if(input.good())
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{
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string auxstring;
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input >> auxstring;
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if(auxstring == "csgsurfaces")
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{
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/*
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if (geometry)
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{
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geometry.Reset (new CSGeometry (""));
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}
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if (stlgeometry)
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{
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delete stlgeometry;
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stlgeometry = NULL;
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}
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#ifdef OCCGEOMETRY
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if (occgeometry)
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{
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delete occgeometry;
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occgeometry = NULL;
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}
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#endif
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#ifdef ACIS
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if (acisgeometry)
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{
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delete acisgeometry;
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acisgeometry = NULL;
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}
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#endif
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geometry2d.Reset (0);
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*/
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// geometry -> LoadSurfaces(input);
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CSGeometry * geometry = new CSGeometry ("");
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geometry -> LoadSurfaces(input);
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delete ng_geometry;
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ng_geometry = geometry;
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}
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}
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#endif
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}
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void Ng_LoadMesh (const char * filename)
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{
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if ( (strlen (filename) > 4) &&
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strcmp (filename + (strlen (filename)-4), ".vol") != 0 )
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{
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mesh.Reset (new Mesh());
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ReadFile(*mesh,filename);
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//mesh->SetGlobalH (mparam.maxh);
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//mesh->CalcLocalH();
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return;
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}
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ifstream infile(filename);
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Ng_LoadMeshFromStream(infile);
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}
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void Ng_LoadMeshFromString (const char * mesh_as_string)
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{
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istringstream instream(mesh_as_string);
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Ng_LoadMeshFromStream(instream);
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}
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int Ng_GetDimension ()
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{
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return (mesh) ? mesh->GetDimension() : -1;
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}
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int Ng_GetNP ()
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{
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return (mesh) ? mesh->GetNP() : 0;
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}
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int Ng_GetNV ()
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{
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return (mesh) ? mesh->GetNV() : 0;
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}
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int Ng_GetNE ()
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{
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if(!mesh) return 0;
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if (mesh->GetDimension() == 3)
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return mesh->GetNE();
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else
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return mesh->GetNSE();
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}
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int Ng_GetNSE ()
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{
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if(!mesh) return 0;
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if (mesh->GetDimension() == 3)
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return mesh->GetNSE();
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else
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return mesh->GetNSeg();
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}
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void Ng_GetPoint (int pi, double * p)
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{
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if (pi < 1 || pi > mesh->GetNP())
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{
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if (printmessage_importance>0)
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cout << "Ng_GetPoint: illegal point " << pi << endl;
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return;
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}
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const Point3d & hp = mesh->Point (pi);
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p[0] = hp.X();
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p[1] = hp.Y();
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if (mesh->GetDimension() == 3)
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p[2] = hp.Z();
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}
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NG_ELEMENT_TYPE Ng_GetElement (int ei, int * epi, int * np)
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{
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if (mesh->GetDimension() == 3)
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{
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int i;
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const Element & el = mesh->VolumeElement (ei);
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for (i = 0; i < el.GetNP(); i++)
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epi[i] = el.PNum(i+1);
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if (np)
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*np = el.GetNP();
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if (el.GetType() == PRISM)
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{
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// degenerated prism, (should be obsolete)
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const int map1[] = { 3, 2, 5, 6, 1 };
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const int map2[] = { 1, 3, 6, 4, 2 };
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const int map3[] = { 2, 1, 4, 5, 3 };
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const int * map = NULL;
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int deg1 = 0, deg2 = 0, deg3 = 0;
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//int deg = 0;
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if (el.PNum(1) == el.PNum(4)) { map = map1; deg1 = 1; }
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if (el.PNum(2) == el.PNum(5)) { map = map2; deg2 = 1; }
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if (el.PNum(3) == el.PNum(6)) { map = map3; deg3 = 1; }
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switch (deg1+deg2+deg3)
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{
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{
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case 1:
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if (printmessage_importance>0)
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cout << "degenerated prism found, deg = 1" << endl;
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for (i = 0; i < 5; i++)
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epi[i] = el.PNum (map[i]);
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if (np) *np = 5;
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return NG_PYRAMID;
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break;
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}
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case 2:
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{
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if (printmessage_importance>0)
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cout << "degenerated prism found, deg = 2" << endl;
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if (!deg1) epi[3] = el.PNum(4);
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if (!deg2) epi[3] = el.PNum(5);
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if (!deg3) epi[3] = el.PNum(6);
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if (np) *np = 4;
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return NG_TET;
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break;
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}
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default:
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;
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}
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}
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return NG_ELEMENT_TYPE (el.GetType());
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}
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else
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{
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int i;
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const Element2d & el = mesh->SurfaceElement (ei);
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for (i = 0; i < el.GetNP(); i++)
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epi[i] = el.PNum(i+1);
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if (np) *np = el.GetNP();
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return NG_ELEMENT_TYPE (el.GetType());
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/*
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switch (el.GetNP())
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{
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case 3: return NG_TRIG;
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case 4: return NG_QUAD;
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case 6: return NG_TRIG6;
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}
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*/
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}
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// should not occur
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return NG_TET;
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}
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NG_ELEMENT_TYPE Ng_GetElementType (int ei)
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{
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if (mesh->GetDimension() == 3)
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{
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return NG_ELEMENT_TYPE (mesh->VolumeElement (ei).GetType());
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}
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else
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{
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const Element2d & el = mesh->SurfaceElement (ei);
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switch (el.GetNP())
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{
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case 3: return NG_TRIG;
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case 4: return NG_QUAD;
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case 6: return NG_TRIG6;
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}
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}
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// should not occur
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return NG_TET;
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}
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int Ng_GetElementIndex (int ei)
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{
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if (mesh->GetDimension() == 3)
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return mesh->VolumeElement(ei).GetIndex();
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else
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{
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int ind = mesh->SurfaceElement(ei).GetIndex();
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ind = mesh->GetFaceDescriptor(ind).BCProperty();
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return ind;
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}
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}
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void Ng_SetElementIndex(const int ei, const int index)
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{
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mesh->VolumeElement(ei).SetIndex(index);
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}
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char * Ng_GetElementMaterial (int ei)
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{
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static char empty[] = "";
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if (mesh->GetDimension() == 3)
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{
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int ind = mesh->VolumeElement(ei).GetIndex();
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// cout << "ind = " << ind << endl;
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const char * mat = mesh->GetMaterial (ind);
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if (mat)
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return const_cast<char*> (mat);
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else
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return empty;
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}
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// add astrid
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else
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{
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int ind = mesh->SurfaceElement(ei).GetIndex();
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ind = mesh->GetFaceDescriptor(ind).BCProperty();
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const char * mat = mesh->GetMaterial ( ind );
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if (mat)
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return const_cast<char*> (mat);
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else
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return empty;
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}
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return 0;
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}
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char * Ng_GetDomainMaterial (int dom)
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{
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static char empty[] = "";
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// astrid
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if ( 1 ) // mesh->GetDimension() == 3)
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{
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const char * mat = mesh->GetMaterial(dom);
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if (mat)
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return const_cast<char*> (mat);
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else
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return empty;
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}
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return 0;
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}
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int Ng_GetUserDataSize (char * id)
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{
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Array<double> da;
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mesh->GetUserData (id, da);
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return da.Size();
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}
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void Ng_GetUserData (char * id, double * data)
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{
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Array<double> da;
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mesh->GetUserData (id, da);
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for (int i = 0; i < da.Size(); i++)
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data[i] = da[i];
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}
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NG_ELEMENT_TYPE Ng_GetSurfaceElement (int ei, int * epi, int * np)
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{
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if (mesh->GetDimension() == 3)
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{
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const Element2d & el = mesh->SurfaceElement (ei);
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for (int i = 0; i < el.GetNP(); i++)
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epi[i] = el[i];
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if (np) *np = el.GetNP();
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return NG_ELEMENT_TYPE (el.GetType());
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}
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else
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{
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const Segment & seg = mesh->LineSegment (ei);
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if (seg[2] < 0)
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{
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epi[0] = seg[0];
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epi[1] = seg[1];
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if (np) *np = 2;
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return NG_SEGM;
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}
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else
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{
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epi[0] = seg[0];
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epi[1] = seg[1];
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epi[2] = seg[2];
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if (np) *np = 3;
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return NG_SEGM3;
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}
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}
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return NG_TRIG;
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}
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int Ng_GetSurfaceElementIndex (int ei)
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{
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if (mesh->GetDimension() == 3)
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return mesh->GetFaceDescriptor(mesh->SurfaceElement(ei).GetIndex()).BCProperty();
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else
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return mesh->LineSegment(ei).si;
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}
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int Ng_GetSurfaceElementSurfaceNumber (int ei)
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{
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if (mesh->GetDimension() == 3)
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return mesh->GetFaceDescriptor(mesh->SurfaceElement(ei).GetIndex()).SurfNr();
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else
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return mesh->LineSegment(ei).si;
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}
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int Ng_GetSurfaceElementFDNumber (int ei)
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{
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if (mesh->GetDimension() == 3)
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return mesh->SurfaceElement(ei).GetIndex();
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else
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return -1;
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}
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char * Ng_GetSurfaceElementBCName (int ei)
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{
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if ( mesh->GetDimension() == 3 )
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return const_cast<char *>(mesh->GetFaceDescriptor(mesh->SurfaceElement(ei).GetIndex()).GetBCName().c_str());
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else
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return const_cast<char *>(mesh->LineSegment(ei).GetBCName().c_str());
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}
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// Inefficient (but maybe safer) version:
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//void Ng_GetSurfaceElementBCName (int ei, char * name)
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//{
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// if ( mesh->GetDimension() == 3 )
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// strcpy(name,mesh->GetFaceDescriptor(mesh->SurfaceElement(ei).GetIndex()).GetBCName().c_str());
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// else
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// strcpy(name,mesh->LineSegment(ei).GetBCName().c_str());
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//}
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char * Ng_GetBCNumBCName (int bcnr)
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{
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return const_cast<char *>(mesh->GetBCName(bcnr).c_str());
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}
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// Inefficient (but maybe safer) version:
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//void Ng_GetBCNumBCName (int bcnr, char * name)
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//{
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// strcpy(name,mesh->GetBCName(bcnr).c_str());
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//}
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void Ng_GetNormalVector (int sei, int locpi, double * nv)
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{
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nv[0] = 0;
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nv[1] = 0;
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nv[2] = 1;
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if (mesh->GetDimension() == 3)
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{
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Vec<3> n;
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Point<3> p;
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p = mesh->Point (mesh->SurfaceElement(sei).PNum(locpi));
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int surfi = mesh->GetFaceDescriptor(mesh->SurfaceElement(sei).GetIndex()).SurfNr();
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(*testout) << "surfi = " << surfi << endl;
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#ifdef OCCGEOMETRYxxx
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OCCGeometry * occgeometry = dynamic_cast<OCCGeometry*> (ng_geometry);
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if (occgeometry)
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{
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PointGeomInfo gi = mesh->SurfaceElement(sei).GeomInfoPi(locpi);
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occgeometry->GetSurface (surfi).GetNormalVector(p, gi, n);
|
|
nv[0] = n(0);
|
|
nv[1] = n(1);
|
|
nv[2] = n(2);
|
|
}
|
|
#endif
|
|
CSGeometry * geometry = dynamic_cast<CSGeometry*> (ng_geometry);
|
|
if (geometry)
|
|
{
|
|
n = geometry->GetSurface (surfi) -> GetNormalVector(p);
|
|
nv[0] = n(0);
|
|
nv[1] = n(1);
|
|
nv[2] = n(2);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
void Ng_SetPointSearchStartElement(const int el)
|
|
{
|
|
mesh->SetPointSearchStartElement(el);
|
|
}
|
|
|
|
|
|
int Ng_FindElementOfPoint (double * p, double * lami, int build_searchtree,
|
|
const int * const indices, const int numind)
|
|
|
|
{
|
|
Array<int> * dummy(NULL);
|
|
int ind = -1;
|
|
|
|
if(indices != NULL)
|
|
{
|
|
dummy = new Array<int>(numind);
|
|
for(int i=0; i<numind; i++) (*dummy)[i] = indices[i];
|
|
}
|
|
|
|
if (mesh->GetDimension() == 3)
|
|
{
|
|
Point3d p3d(p[0], p[1], p[2]);
|
|
ind =
|
|
mesh->GetElementOfPoint(p3d, lami, dummy, build_searchtree != 0);
|
|
}
|
|
else
|
|
{
|
|
double lam3[3];
|
|
Point3d p2d(p[0], p[1], 0);
|
|
ind =
|
|
mesh->GetElementOfPoint(p2d, lam3, dummy, build_searchtree != 0);
|
|
|
|
if (ind > 0)
|
|
{
|
|
if(mesh->SurfaceElement(ind).GetType()==QUAD)
|
|
{
|
|
lami[0] = lam3[0];
|
|
lami[1] = lam3[1];
|
|
}
|
|
else
|
|
{
|
|
lami[0] = 1-lam3[0]-lam3[1];
|
|
lami[1] = lam3[0];
|
|
}
|
|
}
|
|
}
|
|
|
|
delete dummy;
|
|
|
|
return ind;
|
|
}
|
|
|
|
int Ng_FindSurfaceElementOfPoint (double * p, double * lami, int build_searchtree,
|
|
const int * const indices, const int numind)
|
|
|
|
{
|
|
Array<int> * dummy(NULL);
|
|
int ind = -1;
|
|
|
|
if(indices != NULL)
|
|
{
|
|
dummy = new Array<int>(numind);
|
|
for(int i=0; i<numind; i++) (*dummy)[i] = indices[i];
|
|
}
|
|
|
|
if (mesh->GetDimension() == 3)
|
|
{
|
|
Point3d p3d(p[0], p[1], p[2]);
|
|
ind =
|
|
mesh->GetSurfaceElementOfPoint(p3d, lami, dummy, build_searchtree != 0);
|
|
}
|
|
else
|
|
{
|
|
//throw NgException("FindSurfaceElementOfPoint for 2D meshes not yet implemented");
|
|
cerr << "FindSurfaceElementOfPoint for 2D meshes not yet implemented" << endl;
|
|
}
|
|
|
|
delete dummy;
|
|
|
|
return ind;
|
|
}
|
|
|
|
|
|
int Ng_IsElementCurved (int ei)
|
|
{
|
|
if (mesh->GetDimension() == 2)
|
|
return mesh->GetCurvedElements().IsSurfaceElementCurved (ei-1);
|
|
else
|
|
return mesh->GetCurvedElements().IsElementCurved (ei-1);
|
|
}
|
|
|
|
|
|
int Ng_IsSurfaceElementCurved (int sei)
|
|
{
|
|
if (mesh->GetDimension() == 2)
|
|
return mesh->GetCurvedElements().IsSegmentCurved (sei-1);
|
|
else
|
|
return mesh->GetCurvedElements().IsSurfaceElementCurved (sei-1);
|
|
}
|
|
|
|
|
|
|
|
|
|
void Ng_GetElementTransformation (int ei, const double * xi,
|
|
double * x, double * dxdxi)
|
|
{
|
|
if (mesh->GetDimension() == 2)
|
|
{
|
|
Point<2> xl(xi[0], xi[1]);
|
|
Point<3> xg;
|
|
Mat<3,2> dx;
|
|
|
|
mesh->GetCurvedElements().CalcSurfaceTransformation (xl, ei-1, xg, dx);
|
|
|
|
if (x)
|
|
{
|
|
for (int i = 0; i < 2; i++)
|
|
x[i] = xg(i);
|
|
}
|
|
|
|
if (dxdxi)
|
|
{
|
|
for (int i=0; i<2; i++)
|
|
{
|
|
dxdxi[2*i] = dx(i,0);
|
|
dxdxi[2*i+1] = dx(i,1);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
Point<3> xl(xi[0], xi[1], xi[2]);
|
|
Point<3> xg;
|
|
Mat<3,3> dx;
|
|
|
|
mesh->GetCurvedElements().CalcElementTransformation (xl, ei-1, xg, dx);
|
|
|
|
if (x)
|
|
{
|
|
for (int i = 0; i < 3; i++)
|
|
x[i] = xg(i);
|
|
}
|
|
|
|
if (dxdxi)
|
|
{
|
|
for (int i=0; i<3; i++)
|
|
{
|
|
dxdxi[3*i] = dx(i,0);
|
|
dxdxi[3*i+1] = dx(i,1);
|
|
dxdxi[3*i+2] = dx(i,2);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
#ifdef OLD
|
|
void Ng_GetBufferedElementTransformation (int ei, const double * xi,
|
|
double * x, double * dxdxi,
|
|
void * buffer, int buffervalid)
|
|
{
|
|
// buffer = 0;
|
|
// buffervalid = 0;
|
|
if (mesh->GetDimension() == 2)
|
|
{
|
|
return Ng_GetElementTransformation (ei, xi, x, dxdxi);
|
|
}
|
|
else
|
|
{
|
|
mesh->GetCurvedElements().CalcElementTransformation (reinterpret_cast<const Point<3> &> (*xi),
|
|
ei-1,
|
|
reinterpret_cast<Point<3> &> (*x),
|
|
reinterpret_cast<Mat<3,3> &> (*dxdxi),
|
|
buffer, (buffervalid != 0));
|
|
|
|
/*
|
|
Point<3> xl(xi[0], xi[1], xi[2]);
|
|
Point<3> xg;
|
|
Mat<3,3> dx;
|
|
// buffervalid = 0;
|
|
mesh->GetCurvedElements().CalcElementTransformation (xl, ei-1, xg, dx, buffer, buffervalid);
|
|
|
|
// still 1-based arrays
|
|
if (x)
|
|
{
|
|
for (int i = 0; i < 3; i++)
|
|
x[i] = xg(i);
|
|
}
|
|
|
|
if (dxdxi)
|
|
{
|
|
for (int i=0; i<3; i++)
|
|
{
|
|
dxdxi[3*i] = dx(i,0);
|
|
dxdxi[3*i+1] = dx(i,1);
|
|
dxdxi[3*i+2] = dx(i,2);
|
|
}
|
|
}
|
|
*/
|
|
}
|
|
}
|
|
#endif
|
|
|
|
|
|
|
|
|
|
|
|
|
|
void Ng_GetMultiElementTransformation (int ei, int n,
|
|
const double * xi, size_t sxi,
|
|
double * x, size_t sx,
|
|
double * dxdxi, size_t sdxdxi)
|
|
{
|
|
if (mesh->GetDimension() == 2)
|
|
mesh->GetCurvedElements().CalcMultiPointSurfaceTransformation<2> (ei-1, n, xi, sxi, x, sx, dxdxi, sdxdxi);
|
|
else
|
|
mesh->GetCurvedElements().CalcMultiPointElementTransformation (ei-1, n, xi, sxi, x, sx, dxdxi, sdxdxi);
|
|
}
|
|
|
|
|
|
|
|
void Ng_GetSurfaceElementTransformation (int sei, const double * xi,
|
|
double * x, double * dxdxi)
|
|
{
|
|
if (mesh->GetDimension() == 2)
|
|
{
|
|
Point<3> xg;
|
|
Vec<3> dx;
|
|
|
|
mesh->GetCurvedElements().CalcSegmentTransformation (xi[0], sei-1, xg, dx);
|
|
|
|
if (x)
|
|
for (int i = 0; i < 2; i++)
|
|
x[i] = xg(i);
|
|
|
|
if (dxdxi)
|
|
for (int i=0; i<2; i++)
|
|
dxdxi[i] = dx(i);
|
|
|
|
}
|
|
else
|
|
{
|
|
Point<2> xl(xi[0], xi[1]);
|
|
Point<3> xg;
|
|
Mat<3,2> dx;
|
|
|
|
mesh->GetCurvedElements().CalcSurfaceTransformation (xl, sei-1, xg, dx);
|
|
|
|
for (int i=0; i<3; i++)
|
|
{
|
|
if (x)
|
|
x[i] = xg(i);
|
|
if (dxdxi)
|
|
{
|
|
dxdxi[2*i] = dx(i,0);
|
|
dxdxi[2*i+1] = dx(i,1);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
int Ng_GetSegmentIndex (int ei)
|
|
{
|
|
const Segment & seg = mesh->LineSegment (ei);
|
|
return seg.edgenr;
|
|
}
|
|
|
|
|
|
NG_ELEMENT_TYPE Ng_GetSegment (int ei, int * epi, int * np)
|
|
{
|
|
const Segment & seg = mesh->LineSegment (ei);
|
|
|
|
epi[0] = seg[0];
|
|
epi[1] = seg[1];
|
|
|
|
if (seg[2] < 0)
|
|
{
|
|
if (np) *np = 2;
|
|
return NG_SEGM;
|
|
}
|
|
else
|
|
{
|
|
epi[2] = seg[2];
|
|
if (np) *np = 3;
|
|
return NG_SEGM3;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
void Ng_GetSurfaceElementNeighbouringDomains(const int selnr, int & in, int & out)
|
|
{
|
|
if ( mesh->GetDimension() == 3 )
|
|
{
|
|
in = mesh->GetFaceDescriptor(mesh->SurfaceElement(selnr).GetIndex()).DomainIn();
|
|
out = mesh->GetFaceDescriptor(mesh->SurfaceElement(selnr).GetIndex()).DomainOut();
|
|
}
|
|
else
|
|
{
|
|
in = mesh -> LineSegment(selnr) . domin;
|
|
out = mesh -> LineSegment(selnr) . domout;
|
|
}
|
|
}
|
|
|
|
|
|
#ifdef PARALLEL
|
|
// Is Element ei an element of this processor ??
|
|
bool Ng_IsGhostEl (int ei)
|
|
{
|
|
return false;
|
|
/*
|
|
if ( mesh->GetDimension() == 3 )
|
|
return mesh->VolumeElement(ei).IsGhost();
|
|
else
|
|
return false;
|
|
*/
|
|
}
|
|
|
|
void Ng_SetGhostEl(const int ei, const bool aisghost )
|
|
{
|
|
;
|
|
/*
|
|
if ( mesh -> GetDimension () == 3 )
|
|
mesh -> VolumeElement(ei).SetGhost (aisghost);
|
|
*/
|
|
}
|
|
|
|
bool Ng_IsGhostSEl (int ei)
|
|
{
|
|
return false;
|
|
/*
|
|
if ( mesh -> GetDimension () == 3 )
|
|
return mesh->SurfaceElement(ei).IsGhost();
|
|
else
|
|
return false;
|
|
*/
|
|
}
|
|
|
|
void Ng_SetGhostSEl(const int ei, const bool aisghost )
|
|
{
|
|
;
|
|
/*
|
|
if ( mesh -> GetDimension () == 3 )
|
|
mesh -> SurfaceElement(ei).SetGhost (aisghost);
|
|
*/
|
|
}
|
|
|
|
|
|
bool Ng_IsGhostVert ( int pnum )
|
|
{
|
|
return false;
|
|
// return mesh -> Point ( pnum ).IsGhost() ;
|
|
}
|
|
bool Ng_IsGhostEdge ( int ednum )
|
|
{
|
|
return false;
|
|
// return mesh -> GetParallelTopology() . IsGhostEdge ( ednum );
|
|
}
|
|
|
|
bool Ng_IsGhostFace ( int fanum )
|
|
{
|
|
return false;
|
|
// return mesh -> GetParallelTopology() . IsGhostFace ( fanum );
|
|
}
|
|
|
|
// void Ng_SetGhostVert ( const int pnum, const bool aisghost );
|
|
// void Ng_SetGhostEdge ( const int ednum, const bool aisghost );
|
|
// void Ng_SetGhostFace ( const int fanum, const bool aisghost );
|
|
|
|
|
|
bool Ng_IsExchangeEl ( int elnum )
|
|
{ return mesh -> GetParallelTopology() . IsExchangeElement ( elnum ); }
|
|
|
|
bool Ng_IsExchangeSEl ( int selnum )
|
|
{ return mesh -> GetParallelTopology() . IsExchangeSEl ( selnum ); }
|
|
|
|
void Ng_UpdateOverlap()
|
|
{
|
|
; // mesh->UpdateOverlap();
|
|
}
|
|
|
|
int Ng_Overlap ()
|
|
{
|
|
return 0;
|
|
// return mesh->GetParallelTopology() . Overlap();
|
|
}
|
|
|
|
|
|
|
|
int NgPar_GetLoc2Glob_VolEl ( int locnum )
|
|
{
|
|
return mesh -> GetParallelTopology().GetLoc2Glob_VolEl ( locnum+1) -1;
|
|
}
|
|
|
|
// gibt anzahl an distant pnums zurueck
|
|
// * pnums entspricht ARRAY<int[2] >
|
|
int NgPar_GetDistantNodeNums ( int nodetype, int locnum, int * distnums )
|
|
{
|
|
int size;
|
|
switch ( nodetype )
|
|
{
|
|
case 0:
|
|
size = mesh->GetParallelTopology().GetDistantPNums( locnum+1, distnums );
|
|
break;
|
|
case 1:
|
|
size = mesh->GetParallelTopology().GetDistantEdgeNums( locnum+1, distnums );
|
|
break;
|
|
case 2:
|
|
size = mesh->GetParallelTopology().GetDistantFaceNums( locnum+1, distnums );
|
|
break;
|
|
case 3:
|
|
size = mesh->GetParallelTopology().GetDistantElNums( locnum+1, distnums );
|
|
break;
|
|
default:
|
|
cerr << "NgPar_GetDistantNodeNums() Unknown nodetype " << nodetype << endl;
|
|
size = -1;
|
|
}
|
|
// 0 - based
|
|
for ( int i = 0; i < size; i++ )
|
|
distnums[2*i+1]--;
|
|
|
|
return size;
|
|
}
|
|
|
|
int NgPar_GetNDistantNodeNums ( int nodetype, int locnum )
|
|
{
|
|
switch ( nodetype )
|
|
{
|
|
case 0:
|
|
return mesh->GetParallelTopology().GetNDistantPNums( locnum+1 );
|
|
case 1:
|
|
return mesh->GetParallelTopology().GetNDistantEdgeNums( locnum+1 );
|
|
case 2:
|
|
return mesh->GetParallelTopology().GetNDistantFaceNums( locnum+1 );
|
|
case 3:
|
|
return mesh->GetParallelTopology().GetNDistantElNums( locnum+1 );
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
int NgPar_GetGlobalNodeNum (int nodetype, int locnum)
|
|
{
|
|
switch (nodetype)
|
|
{
|
|
case 0: return mesh->GetParallelTopology().GetDistantPNum (0, locnum+1)-1;
|
|
case 1: return mesh->GetParallelTopology().GetDistantEdgeNum (0, locnum+1)-1;
|
|
case 2: return mesh->GetParallelTopology().GetDistantFaceNum (0, locnum+1)-1;
|
|
case 3: return mesh->GetParallelTopology().GetDistantElNum (0, locnum+1)-1;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
|
|
|
|
int NgPar_GetDistantPNum ( int proc, int locpnum )
|
|
{
|
|
return mesh->GetParallelTopology().GetDistantPNum( proc, locpnum+1) - 1;
|
|
}
|
|
|
|
int NgPar_GetDistantEdgeNum ( int proc, int locpnum )
|
|
{
|
|
return mesh->GetParallelTopology().GetDistantEdgeNum( proc, locpnum+1) - 1;
|
|
}
|
|
|
|
int NgPar_GetDistantFaceNum ( int proc, int locpnum )
|
|
{
|
|
return mesh->GetParallelTopology().GetDistantFaceNum (proc, locpnum+1 ) - 1;
|
|
}
|
|
|
|
int NgPar_GetDistantElNum ( int proc, int locelnum )
|
|
{
|
|
return mesh->GetParallelTopology().GetDistantElNum (proc, locelnum+1 ) - 1;
|
|
}
|
|
|
|
bool NgPar_IsExchangeFace ( int fnr )
|
|
{
|
|
return (mesh->GetParallelTopology().GetNDistantFaceNums( fnr+1 ) > 0);
|
|
// return mesh->GetParallelTopology().IsExchangeFace ( fnr+1 );
|
|
}
|
|
|
|
bool NgPar_IsExchangeVert ( int vnum )
|
|
{
|
|
return (mesh->GetParallelTopology().GetNDistantPNums( vnum+1 ) > 0);
|
|
// return mesh->GetParallelTopology().IsExchangeVert ( vnum+1 );
|
|
}
|
|
|
|
bool NgPar_IsExchangeEdge ( int ednum )
|
|
{
|
|
return (mesh->GetParallelTopology().GetNDistantEdgeNums( ednum+1 ) > 0);
|
|
// return mesh->GetParallelTopology().IsExchangeEdge ( ednum+1 );
|
|
}
|
|
|
|
bool NgPar_IsExchangeElement ( int elnum )
|
|
{
|
|
return (mesh->GetParallelTopology().GetNDistantElNums( elnum+1 ) > 0);
|
|
// return mesh->GetParallelTopology().IsExchangeElement ( elnum+1 );
|
|
}
|
|
|
|
|
|
void NgPar_PrintParallelMeshTopology ()
|
|
{
|
|
mesh -> GetParallelTopology().Print ();
|
|
}
|
|
|
|
|
|
#endif
|
|
|
|
void Ng_SetRefinementFlag (int ei, int flag)
|
|
{
|
|
if (mesh->GetDimension() == 3)
|
|
{
|
|
mesh->VolumeElement(ei).SetRefinementFlag (flag != 0);
|
|
mesh->VolumeElement(ei).SetStrongRefinementFlag (flag >= 10);
|
|
}
|
|
else
|
|
{
|
|
mesh->SurfaceElement(ei).SetRefinementFlag (flag != 0);
|
|
mesh->SurfaceElement(ei).SetStrongRefinementFlag (flag >= 10);
|
|
}
|
|
}
|
|
|
|
void Ng_SetSurfaceRefinementFlag (int ei, int flag)
|
|
{
|
|
if (mesh->GetDimension() == 3)
|
|
{
|
|
mesh->SurfaceElement(ei).SetRefinementFlag (flag != 0);
|
|
mesh->SurfaceElement(ei).SetStrongRefinementFlag (flag >= 10);
|
|
}
|
|
}
|
|
|
|
|
|
void Ng_Refine (NG_REFINEMENT_TYPE reftype)
|
|
{
|
|
NgLock meshlock (mesh->MajorMutex(), 1);
|
|
|
|
BisectionOptions biopt;
|
|
biopt.usemarkedelements = 1;
|
|
biopt.refine_p = 0;
|
|
biopt.refine_hp = 0;
|
|
if (reftype == NG_REFINE_P)
|
|
biopt.refine_p = 1;
|
|
if (reftype == NG_REFINE_HP)
|
|
biopt.refine_hp = 1;
|
|
|
|
const Refinement & ref = ng_geometry->GetRefinement();
|
|
|
|
// Refinement * ref;
|
|
MeshOptimize2d * opt = NULL;
|
|
|
|
/*
|
|
if (geometry2d)
|
|
ref = new Refinement2d(*geometry2d);
|
|
else if (stlgeometry)
|
|
ref = new RefinementSTLGeometry(*stlgeometry);
|
|
#ifdef OCCGEOMETRY
|
|
else if (occgeometry)
|
|
ref = new OCCRefinementSurfaces (*occgeometry);
|
|
#endif
|
|
#ifdef ACIS
|
|
else if (acisgeometry)
|
|
{
|
|
ref = new ACISRefinementSurfaces (*acisgeometry);
|
|
opt = new ACISMeshOptimize2dSurfaces(*acisgeometry);
|
|
ref->Set2dOptimizer(opt);
|
|
}
|
|
#endif
|
|
else if (geometry && mesh->GetDimension() == 3)
|
|
{
|
|
ref = new RefinementSurfaces(*geometry);
|
|
opt = new MeshOptimize2dSurfaces(*geometry);
|
|
ref->Set2dOptimizer(opt);
|
|
}
|
|
else
|
|
{
|
|
ref = new Refinement();
|
|
}
|
|
*/
|
|
|
|
ref.Bisect (*mesh, biopt);
|
|
|
|
mesh -> UpdateTopology();
|
|
mesh -> GetCurvedElements().SetIsHighOrder (false);
|
|
|
|
// mesh -> GetCurvedElements().BuildCurvedElements (ref, mparam.elementorder);
|
|
// delete ref;
|
|
delete opt;
|
|
}
|
|
|
|
void Ng_SecondOrder ()
|
|
{
|
|
const_cast<Refinement&> (ng_geometry->GetRefinement()).MakeSecondOrder(*mesh);
|
|
/*
|
|
if (stlgeometry)
|
|
{
|
|
RefinementSTLGeometry ref (*stlgeometry);
|
|
ref.MakeSecondOrder (*mesh);
|
|
}
|
|
|
|
else if (geometry2d)
|
|
{
|
|
Refinement2d ref (*geometry2d);
|
|
ref.MakeSecondOrder (*mesh);
|
|
}
|
|
|
|
else if (geometry && mesh->GetDimension() == 3)
|
|
|
|
{
|
|
RefinementSurfaces ref (*geometry);
|
|
ref.MakeSecondOrder (*mesh);
|
|
}
|
|
else
|
|
{
|
|
if (printmessage_importance>0)
|
|
cout << "no geom" << endl;
|
|
Refinement ref;
|
|
ref.MakeSecondOrder (*mesh);
|
|
}
|
|
*/
|
|
mesh -> UpdateTopology();
|
|
}
|
|
|
|
/*
|
|
void Ng_HPRefinement (int levels)
|
|
{
|
|
Refinement * ref;
|
|
|
|
if (stlgeometry)
|
|
ref = new RefinementSTLGeometry (*stlgeometry);
|
|
else if (geometry2d)
|
|
ref = new Refinement2d (*geometry2d);
|
|
else
|
|
ref = new RefinementSurfaces (*geometry);
|
|
|
|
|
|
HPRefinement (*mesh, ref, levels);
|
|
}
|
|
|
|
void Ng_HPRefinement (int levels, double parameter)
|
|
{
|
|
Refinement * ref;
|
|
|
|
if (stlgeometry)
|
|
ref = new RefinementSTLGeometry (*stlgeometry);
|
|
else if (geometry2d)
|
|
ref = new Refinement2d (*geometry2d);
|
|
else
|
|
ref = new RefinementSurfaces (*geometry);
|
|
|
|
|
|
HPRefinement (*mesh, ref, levels, parameter);
|
|
}
|
|
*/
|
|
|
|
void Ng_HPRefinement (int levels, double parameter, bool setorders,
|
|
bool ref_level)
|
|
{
|
|
NgLock meshlock (mesh->MajorMutex(), true);
|
|
Refinement & ref = const_cast<Refinement&> (ng_geometry -> GetRefinement());
|
|
HPRefinement (*mesh, &ref, levels, parameter, setorders, ref_level);
|
|
/*
|
|
Refinement * ref;
|
|
|
|
if (stlgeometry)
|
|
ref = new RefinementSTLGeometry (*stlgeometry);
|
|
else if (geometry2d)
|
|
ref = new Refinement2d (*geometry2d);
|
|
else
|
|
ref = new RefinementSurfaces (*geometry);
|
|
|
|
HPRefinement (*mesh, ref, levels, parameter, setorders, ref_level);
|
|
*/
|
|
}
|
|
|
|
|
|
void Ng_HighOrder (int order, bool rational)
|
|
{
|
|
NgLock meshlock (mesh->MajorMutex(), true);
|
|
/*
|
|
Refinement * ref;
|
|
|
|
if (stlgeometry)
|
|
ref = new RefinementSTLGeometry (*stlgeometry);
|
|
#ifdef OCCGEOMETRY
|
|
else if (occgeometry)
|
|
ref = new OCCRefinementSurfaces (*occgeometry);
|
|
#endif
|
|
#ifdef ACIS
|
|
else if (acisgeometry)
|
|
{
|
|
ref = new ACISRefinementSurfaces (*acisgeometry);
|
|
}
|
|
#endif
|
|
else if (geometry2d)
|
|
ref = new Refinement2d (*geometry2d);
|
|
else
|
|
{
|
|
ref = new RefinementSurfaces (*geometry);
|
|
}
|
|
*/
|
|
// cout << "parameter 1: " << argv[1] << " (conversion to int = " << atoi(argv[1]) << ")" << endl;
|
|
|
|
|
|
mesh -> GetCurvedElements().BuildCurvedElements (&const_cast<Refinement&> (ng_geometry -> GetRefinement()),
|
|
order, rational);
|
|
mesh -> SetNextMajorTimeStamp();
|
|
|
|
/*
|
|
if(mesh)
|
|
mesh -> GetCurvedElements().BuildCurvedElements (ref, order, rational);
|
|
*/
|
|
|
|
// delete ref;
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
int Ng_ME_GetNVertices (NG_ELEMENT_TYPE et)
|
|
{
|
|
switch (et)
|
|
{
|
|
case NG_SEGM:
|
|
case NG_SEGM3:
|
|
return 2;
|
|
|
|
case NG_TRIG:
|
|
case NG_TRIG6:
|
|
return 3;
|
|
|
|
case NG_QUAD:
|
|
return 4;
|
|
|
|
case NG_TET:
|
|
case NG_TET10:
|
|
return 4;
|
|
|
|
case NG_PYRAMID:
|
|
return 5;
|
|
|
|
case NG_PRISM:
|
|
case NG_PRISM12:
|
|
return 6;
|
|
|
|
case NG_HEX:
|
|
return 8;
|
|
|
|
default:
|
|
cerr << "Ng_ME_GetNVertices, illegal element type " << et << endl;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int Ng_ME_GetNEdges (NG_ELEMENT_TYPE et)
|
|
{
|
|
switch (et)
|
|
{
|
|
case NG_SEGM:
|
|
case NG_SEGM3:
|
|
return 1;
|
|
|
|
case NG_TRIG:
|
|
case NG_TRIG6:
|
|
return 3;
|
|
|
|
case NG_QUAD:
|
|
return 4;
|
|
|
|
case NG_TET:
|
|
case NG_TET10:
|
|
return 6;
|
|
|
|
case NG_PYRAMID:
|
|
return 8;
|
|
|
|
case NG_PRISM:
|
|
case NG_PRISM12:
|
|
return 9;
|
|
|
|
case NG_HEX:
|
|
return 12;
|
|
|
|
default:
|
|
cerr << "Ng_ME_GetNEdges, illegal element type " << et << endl;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
int Ng_ME_GetNFaces (NG_ELEMENT_TYPE et)
|
|
{
|
|
switch (et)
|
|
{
|
|
case NG_SEGM:
|
|
case NG_SEGM3:
|
|
return 0;
|
|
|
|
case NG_TRIG:
|
|
case NG_TRIG6:
|
|
return 1;
|
|
|
|
case NG_QUAD:
|
|
case NG_QUAD6:
|
|
return 1;
|
|
|
|
case NG_TET:
|
|
case NG_TET10:
|
|
return 4;
|
|
|
|
case NG_PYRAMID:
|
|
return 5;
|
|
|
|
case NG_PRISM:
|
|
case NG_PRISM12:
|
|
return 5;
|
|
|
|
case NG_HEX:
|
|
return 6;
|
|
|
|
default:
|
|
cerr << "Ng_ME_GetNVertices, illegal element type " << et << endl;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
const NG_POINT * Ng_ME_GetVertices (NG_ELEMENT_TYPE et)
|
|
{
|
|
static double segm_points [][3] =
|
|
{ { 1, 0, 0 },
|
|
{ 0, 0, 0 } };
|
|
|
|
static double trig_points [][3] =
|
|
{ { 1, 0, 0 },
|
|
{ 0, 1, 0 },
|
|
{ 0, 0, 0 } };
|
|
|
|
static double quad_points [][3] =
|
|
{ { 0, 0, 0 },
|
|
{ 1, 0, 0 },
|
|
{ 1, 1, 0 },
|
|
{ 0, 1, 0 } };
|
|
|
|
static double tet_points [][3] =
|
|
{ { 1, 0, 0 },
|
|
{ 0, 1, 0 },
|
|
{ 0, 0, 1 },
|
|
{ 0, 0, 0 } };
|
|
|
|
static double pyramid_points [][3] =
|
|
{
|
|
{ 0, 0, 0 },
|
|
{ 1, 0, 0 },
|
|
{ 1, 1, 0 },
|
|
{ 0, 1, 0 },
|
|
{ 0, 0, 1-1e-7 },
|
|
};
|
|
|
|
static double prism_points[][3] =
|
|
{
|
|
{ 1, 0, 0 },
|
|
{ 0, 1, 0 },
|
|
{ 0, 0, 0 },
|
|
{ 1, 0, 1 },
|
|
{ 0, 1, 1 },
|
|
{ 0, 0, 1 }
|
|
};
|
|
|
|
switch (et)
|
|
{
|
|
case NG_SEGM:
|
|
case NG_SEGM3:
|
|
return segm_points;
|
|
|
|
case NG_TRIG:
|
|
case NG_TRIG6:
|
|
return trig_points;
|
|
|
|
case NG_QUAD:
|
|
case NG_QUAD6:
|
|
return quad_points;
|
|
|
|
case NG_TET:
|
|
case NG_TET10:
|
|
return tet_points;
|
|
|
|
case NG_PYRAMID:
|
|
return pyramid_points;
|
|
|
|
case NG_PRISM:
|
|
case NG_PRISM12:
|
|
return prism_points;
|
|
|
|
case NG_HEX:
|
|
default:
|
|
cerr << "Ng_ME_GetVertices, illegal element type " << et << endl;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
|
|
const NG_EDGE * Ng_ME_GetEdges (NG_ELEMENT_TYPE et)
|
|
{
|
|
static int segm_edges[1][2] =
|
|
{ { 1, 2 }};
|
|
|
|
static int trig_edges[3][2] =
|
|
{ { 3, 1 },
|
|
{ 3, 2 },
|
|
{ 1, 2 }};
|
|
|
|
static int quad_edges[4][2] =
|
|
{ { 1, 2 },
|
|
{ 4, 3 },
|
|
{ 1, 4 },
|
|
{ 2, 3 }};
|
|
|
|
|
|
static int tet_edges[6][2] =
|
|
{ { 4, 1 },
|
|
{ 4, 2 },
|
|
{ 4, 3 },
|
|
{ 1, 2 },
|
|
{ 1, 3 },
|
|
{ 2, 3 }};
|
|
|
|
static int prism_edges[9][2] =
|
|
{ { 3, 1 },
|
|
{ 1, 2 },
|
|
{ 3, 2 },
|
|
{ 6, 4 },
|
|
{ 4, 5 },
|
|
{ 6, 5 },
|
|
{ 3, 6 },
|
|
{ 1, 4 },
|
|
{ 2, 5 }};
|
|
|
|
static int pyramid_edges[8][2] =
|
|
{ { 1, 2 },
|
|
{ 2, 3 },
|
|
{ 1, 4 },
|
|
{ 4, 3 },
|
|
{ 1, 5 },
|
|
{ 2, 5 },
|
|
{ 3, 5 },
|
|
{ 4, 5 }};
|
|
|
|
|
|
|
|
switch (et)
|
|
{
|
|
case NG_SEGM:
|
|
case NG_SEGM3:
|
|
return segm_edges;
|
|
|
|
case NG_TRIG:
|
|
case NG_TRIG6:
|
|
return trig_edges;
|
|
|
|
case NG_QUAD:
|
|
case NG_QUAD6:
|
|
return quad_edges;
|
|
|
|
case NG_TET:
|
|
case NG_TET10:
|
|
return tet_edges;
|
|
|
|
case NG_PYRAMID:
|
|
return pyramid_edges;
|
|
|
|
case NG_PRISM:
|
|
case NG_PRISM12:
|
|
return prism_edges;
|
|
|
|
case NG_HEX:
|
|
default:
|
|
cerr << "Ng_ME_GetEdges, illegal element type " << et << endl;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
const NG_FACE * Ng_ME_GetFaces (NG_ELEMENT_TYPE et)
|
|
{
|
|
static int tet_faces[4][4] =
|
|
{ { 4, 2, 3, 0 },
|
|
{ 4, 1, 3, 0 },
|
|
{ 4, 1, 2, 0 },
|
|
{ 1, 2, 3, 0 } };
|
|
|
|
static int prism_faces[5][4] =
|
|
{
|
|
{ 1, 2, 3, 0 },
|
|
{ 4, 5, 6, 0 },
|
|
{ 3, 1, 4, 6 },
|
|
{ 1, 2, 5, 4 },
|
|
{ 2, 3, 6, 5 }
|
|
};
|
|
|
|
static int pyramid_faces[5][4] =
|
|
{
|
|
{ 1, 2, 5, 0 },
|
|
{ 2, 3, 5, 0 },
|
|
{ 3, 4, 5, 0 },
|
|
{ 4, 1, 5, 0 },
|
|
{ 1, 2, 3, 4 }
|
|
};
|
|
|
|
static int trig_faces[1][4] =
|
|
{
|
|
{ 1, 2, 3, 0 },
|
|
};
|
|
|
|
switch (et)
|
|
{
|
|
case NG_TET:
|
|
case NG_TET10:
|
|
return tet_faces;
|
|
|
|
case NG_PRISM:
|
|
case NG_PRISM12:
|
|
return prism_faces;
|
|
|
|
case NG_PYRAMID:
|
|
return pyramid_faces;
|
|
|
|
|
|
case NG_SEGM:
|
|
case NG_SEGM3:
|
|
|
|
case NG_TRIG:
|
|
case NG_TRIG6:
|
|
return trig_faces;
|
|
case NG_QUAD:
|
|
|
|
|
|
case NG_HEX:
|
|
|
|
default:
|
|
cerr << "Ng_ME_GetFaces, illegal element type " << et << endl;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
|
|
void Ng_UpdateTopology()
|
|
{
|
|
if (mesh)
|
|
mesh -> UpdateTopology();
|
|
}
|
|
|
|
Ng_Mesh Ng_SelectMesh (Ng_Mesh newmesh)
|
|
{
|
|
Mesh * hmesh = mesh.Ptr();
|
|
mesh.Ptr() = (Mesh*)newmesh;
|
|
return hmesh;
|
|
}
|
|
|
|
|
|
|
|
int Ng_GetNEdges()
|
|
{
|
|
return mesh->GetTopology().GetNEdges();
|
|
}
|
|
int Ng_GetNFaces()
|
|
{
|
|
return mesh->GetTopology().GetNFaces();
|
|
}
|
|
|
|
|
|
|
|
int Ng_GetElement_Edges (int elnr, int * edges, int * orient)
|
|
{
|
|
const MeshTopology & topology = mesh->GetTopology();
|
|
if (mesh->GetDimension() == 3)
|
|
return topology.GetElementEdges (elnr, edges, orient);
|
|
else
|
|
return topology.GetSurfaceElementEdges (elnr, edges, orient);
|
|
}
|
|
|
|
int Ng_GetElement_Faces (int elnr, int * faces, int * orient)
|
|
{
|
|
const MeshTopology & topology = mesh->GetTopology();
|
|
if (mesh->GetDimension() == 3)
|
|
return topology.GetElementFaces (elnr, faces, orient);
|
|
else
|
|
{
|
|
faces[0] = elnr;
|
|
if (orient) orient[0] = 0;
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
int Ng_GetSurfaceElement_Edges (int elnr, int * edges, int * orient)
|
|
{
|
|
const MeshTopology & topology = mesh->GetTopology();
|
|
if (mesh->GetDimension() == 3)
|
|
return topology.GetSurfaceElementEdges (elnr, edges, orient);
|
|
else
|
|
{
|
|
if (orient)
|
|
topology.GetSegmentEdge(elnr, edges[0], orient[0]);
|
|
else
|
|
edges[0] = topology.GetSegmentEdge(elnr);
|
|
}
|
|
return 1;
|
|
/*
|
|
int i, ned;
|
|
const MeshTopology & topology = mesh->GetTopology();
|
|
Array<int> ia;
|
|
topology.GetSurfaceElementEdges (elnr, ia);
|
|
ned = ia.Size();
|
|
for (i = 1; i <= ned; i++)
|
|
edges[i-1] = ia.Get(i);
|
|
|
|
if (orient)
|
|
{
|
|
topology.GetSurfaceElementEdgeOrientations (elnr, ia);
|
|
for (i = 1; i <= ned; i++)
|
|
orient[i-1] = ia.Get(i);
|
|
}
|
|
return ned;
|
|
*/
|
|
}
|
|
|
|
int Ng_GetSurfaceElement_Face (int selnr, int * orient)
|
|
{
|
|
if (mesh->GetDimension() == 3)
|
|
{
|
|
const MeshTopology & topology = mesh->GetTopology();
|
|
if (orient)
|
|
*orient = topology.GetSurfaceElementFaceOrientation (selnr);
|
|
return topology.GetSurfaceElementFace (selnr);
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
int Ng_GetFace_Vertices (int fnr, int * vert)
|
|
{
|
|
const MeshTopology & topology = mesh->GetTopology();
|
|
ArrayMem<int,4> ia;
|
|
topology.GetFaceVertices (fnr, ia);
|
|
for (int i = 0; i < ia.Size(); i++)
|
|
vert[i] = ia[i];
|
|
// cout << "face verts = " << ia << endl;
|
|
return ia.Size();
|
|
}
|
|
|
|
|
|
int Ng_GetFace_Edges (int fnr, int * edge)
|
|
{
|
|
const MeshTopology & topology = mesh->GetTopology();
|
|
ArrayMem<int,4> ia;
|
|
topology.GetFaceEdges (fnr, ia);
|
|
for (int i = 0; i < ia.Size(); i++)
|
|
edge[i] = ia[i];
|
|
return ia.Size();
|
|
}
|
|
|
|
void Ng_GetEdge_Vertices (int ednr, int * vert)
|
|
{
|
|
const MeshTopology & topology = mesh->GetTopology();
|
|
topology.GetEdgeVertices (ednr, vert[0], vert[1]);
|
|
}
|
|
|
|
|
|
int Ng_GetNVertexElements (int vnr)
|
|
{
|
|
if (mesh->GetDimension() == 3)
|
|
return mesh->GetTopology().GetVertexElements(vnr).Size();
|
|
else
|
|
return mesh->GetTopology().GetVertexSurfaceElements(vnr).Size();
|
|
}
|
|
|
|
void Ng_GetVertexElements (int vnr, int * els)
|
|
{
|
|
FlatArray<int> ia(0,0);
|
|
if (mesh->GetDimension() == 3)
|
|
ia = mesh->GetTopology().GetVertexElements(vnr);
|
|
else
|
|
ia = mesh->GetTopology().GetVertexSurfaceElements(vnr);
|
|
for (int i = 0; i < ia.Size(); i++)
|
|
els[i] = ia[i];
|
|
}
|
|
|
|
|
|
int Ng_GetElementOrder (int enr)
|
|
{
|
|
if (mesh->GetDimension() == 3)
|
|
return mesh->VolumeElement(enr).GetOrder();
|
|
else
|
|
return mesh->SurfaceElement(enr).GetOrder();
|
|
}
|
|
|
|
void Ng_GetElementOrders (int enr, int * ox, int * oy, int * oz)
|
|
{
|
|
if (mesh->GetDimension() == 3)
|
|
mesh->VolumeElement(enr).GetOrder(*ox, *oy, *oz);
|
|
else
|
|
mesh->SurfaceElement(enr).GetOrder(*ox, *oy, *oz);
|
|
}
|
|
|
|
void Ng_SetElementOrder (int enr, int order)
|
|
{
|
|
if (mesh->GetDimension() == 3)
|
|
return mesh->VolumeElement(enr).SetOrder(order);
|
|
else
|
|
return mesh->SurfaceElement(enr).SetOrder(order);
|
|
}
|
|
|
|
void Ng_SetElementOrders (int enr, int ox, int oy, int oz)
|
|
{
|
|
if (mesh->GetDimension() == 3)
|
|
mesh->VolumeElement(enr).SetOrder(ox, oy, oz);
|
|
else
|
|
mesh->SurfaceElement(enr).SetOrder(ox, oy);
|
|
}
|
|
|
|
|
|
int Ng_GetSurfaceElementOrder (int enr)
|
|
{
|
|
return mesh->SurfaceElement(enr).GetOrder();
|
|
}
|
|
|
|
//HERBERT: falsche Anzahl von Argumenten
|
|
//void Ng_GetSurfaceElementOrders (int enr, int * ox, int * oy, int * oz)
|
|
void Ng_GetSurfaceElementOrders (int enr, int * ox, int * oy)
|
|
{
|
|
int d;
|
|
mesh->SurfaceElement(enr).GetOrder(*ox, *oy, d);
|
|
}
|
|
|
|
void Ng_SetSurfaceElementOrder (int enr, int order)
|
|
{
|
|
return mesh->SurfaceElement(enr).SetOrder(order);
|
|
}
|
|
|
|
void Ng_SetSurfaceElementOrders (int enr, int ox, int oy)
|
|
{
|
|
mesh->SurfaceElement(enr).SetOrder(ox, oy);
|
|
}
|
|
|
|
|
|
int Ng_GetNLevels ()
|
|
{
|
|
return (mesh) ? mesh->mglevels : 0;
|
|
}
|
|
|
|
|
|
void Ng_GetParentNodes (int ni, int * parents)
|
|
{
|
|
if (ni <= mesh->mlbetweennodes.Size())
|
|
{
|
|
parents[0] = mesh->mlbetweennodes.Get(ni).I1();
|
|
parents[1] = mesh->mlbetweennodes.Get(ni).I2();
|
|
}
|
|
else
|
|
parents[0] = parents[1] = 0;
|
|
}
|
|
|
|
|
|
int Ng_GetParentElement (int ei)
|
|
{
|
|
if (mesh->GetDimension() == 3)
|
|
{
|
|
if (ei <= mesh->mlparentelement.Size())
|
|
return mesh->mlparentelement.Get(ei);
|
|
}
|
|
else
|
|
{
|
|
if (ei <= mesh->mlparentsurfaceelement.Size())
|
|
return mesh->mlparentsurfaceelement.Get(ei);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
int Ng_GetParentSElement (int ei)
|
|
{
|
|
if (mesh->GetDimension() == 3)
|
|
{
|
|
if (ei <= mesh->mlparentsurfaceelement.Size())
|
|
return mesh->mlparentsurfaceelement.Get(ei);
|
|
}
|
|
else
|
|
{
|
|
return 0;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
int Ng_GetClusterRepVertex (int pi)
|
|
{
|
|
return mesh->GetClusters().GetVertexRepresentant(pi);
|
|
}
|
|
|
|
int Ng_GetClusterRepEdge (int pi)
|
|
{
|
|
return mesh->GetClusters().GetEdgeRepresentant(pi);
|
|
}
|
|
|
|
int Ng_GetClusterRepFace (int pi)
|
|
{
|
|
return mesh->GetClusters().GetFaceRepresentant(pi);
|
|
}
|
|
|
|
int Ng_GetClusterRepElement (int pi)
|
|
{
|
|
return mesh->GetClusters().GetElementRepresentant(pi);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
int Ng_GetNPeriodicVertices (int idnr)
|
|
{
|
|
Array<INDEX_2> apairs;
|
|
mesh->GetIdentifications().GetPairs (idnr, apairs);
|
|
return apairs.Size();
|
|
}
|
|
|
|
|
|
// pairs should be an integer array of 2*npairs
|
|
void Ng_GetPeriodicVertices (int idnr, int * pairs)
|
|
{
|
|
Array<INDEX_2> apairs;
|
|
mesh->GetIdentifications().GetPairs (idnr, apairs);
|
|
for (int i = 0; i < apairs.Size(); i++)
|
|
{
|
|
pairs[2*i] = apairs[i].I1();
|
|
pairs[2*i+1] = apairs[i].I2();
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
int Ng_GetNPeriodicEdges (int idnr)
|
|
{
|
|
Array<INDEX,PointIndex::BASE> map;
|
|
//const MeshTopology & top = mesh->GetTopology();
|
|
int nse = mesh->GetNSeg();
|
|
|
|
int cnt = 0;
|
|
// for (int id = 1; id <= mesh->GetIdentifications().GetMaxNr(); id++)
|
|
{
|
|
mesh->GetIdentifications().GetMap(idnr, map);
|
|
//(*testout) << "ident-map " << id << ":" << endl << map << endl;
|
|
|
|
for (SegmentIndex si = 0; si < nse; si++)
|
|
{
|
|
PointIndex other1 = map[(*mesh)[si][0]];
|
|
PointIndex other2 = map[(*mesh)[si][1]];
|
|
// (*testout) << "seg = " << (*mesh)[si] << "; other = "
|
|
// << other1 << "-" << other2 << endl;
|
|
if (other1 && other2 && mesh->IsSegment (other1, other2))
|
|
{
|
|
cnt++;
|
|
}
|
|
}
|
|
}
|
|
return cnt;
|
|
}
|
|
|
|
void Ng_GetPeriodicEdges (int idnr, int * pairs)
|
|
{
|
|
Array<INDEX,PointIndex::BASE> map;
|
|
const MeshTopology & top = mesh->GetTopology();
|
|
int nse = mesh->GetNSeg();
|
|
|
|
int cnt = 0;
|
|
// for (int id = 1; id <= mesh->GetIdentifications().GetMaxNr(); id++)
|
|
{
|
|
mesh->GetIdentifications().GetMap(idnr, map);
|
|
|
|
//(*testout) << "map = " << map << endl;
|
|
|
|
for (SegmentIndex si = 0; si < nse; si++)
|
|
{
|
|
PointIndex other1 = map[(*mesh)[si][0]];
|
|
PointIndex other2 = map[(*mesh)[si][1]];
|
|
if (other1 && other2 && mesh->IsSegment (other1, other2))
|
|
{
|
|
SegmentIndex otherseg = mesh->SegmentNr (other1, other2);
|
|
pairs[cnt++] = top.GetSegmentEdge (si+1);
|
|
pairs[cnt++] = top.GetSegmentEdge (otherseg+1);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
void Ng_PushStatus (const char * str)
|
|
{
|
|
PushStatus (MyStr (str));
|
|
}
|
|
|
|
void Ng_PopStatus ()
|
|
{
|
|
PopStatus ();
|
|
}
|
|
|
|
void Ng_SetThreadPercentage (double percent)
|
|
{
|
|
SetThreadPercent (percent);
|
|
}
|
|
|
|
void Ng_GetStatus (char ** str, double & percent)
|
|
{
|
|
MyStr s;
|
|
GetStatus(s,percent);
|
|
*str = new char[s.Length()+1];
|
|
strcpy(*str,s.c_str());
|
|
}
|
|
|
|
|
|
void Ng_SetTerminate(void)
|
|
{
|
|
multithread.terminate = 1;
|
|
}
|
|
void Ng_UnSetTerminate(void)
|
|
{
|
|
multithread.terminate = 0;
|
|
}
|
|
|
|
int Ng_ShouldTerminate(void)
|
|
{
|
|
return multithread.terminate;
|
|
}
|
|
|
|
void Ng_SetRunning(int flag)
|
|
{
|
|
multithread.running = flag;
|
|
}
|
|
int Ng_IsRunning()
|
|
{
|
|
return multithread.running;
|
|
}
|
|
|
|
///// Added by Roman Stainko ....
|
|
int Ng_GetVertex_Elements( int vnr, int* elems )
|
|
{
|
|
const MeshTopology& topology = mesh->GetTopology();
|
|
ArrayMem<int,4> indexArray;
|
|
topology.GetVertexElements( vnr, indexArray );
|
|
|
|
for( int i=0; i<indexArray.Size(); i++ )
|
|
elems[i] = indexArray[i];
|
|
|
|
return indexArray.Size();
|
|
}
|
|
|
|
///// Added by Roman Stainko ....
|
|
int Ng_GetVertex_SurfaceElements( int vnr, int* elems )
|
|
{
|
|
const MeshTopology& topology = mesh->GetTopology();
|
|
ArrayMem<int,4> indexArray;
|
|
topology.GetVertexSurfaceElements( vnr, indexArray );
|
|
|
|
for( int i=0; i<indexArray.Size(); i++ )
|
|
elems[i] = indexArray[i];
|
|
|
|
return indexArray.Size();
|
|
}
|
|
|
|
///// Added by Roman Stainko ....
|
|
int Ng_GetVertex_NElements( int vnr )
|
|
{
|
|
const MeshTopology& topology = mesh->GetTopology();
|
|
ArrayMem<int,4> indexArray;
|
|
topology.GetVertexElements( vnr, indexArray );
|
|
|
|
return indexArray.Size();
|
|
}
|
|
|
|
///// Added by Roman Stainko ....
|
|
int Ng_GetVertex_NSurfaceElements( int vnr )
|
|
{
|
|
const MeshTopology& topology = mesh->GetTopology();
|
|
ArrayMem<int,4> indexArray;
|
|
topology.GetVertexSurfaceElements( vnr, indexArray );
|
|
|
|
return indexArray.Size();
|
|
}
|
|
|
|
|
|
|
|
#ifdef SOCKETS
|
|
int Ng_SocketClientOpen( const int port, const char * host )
|
|
{
|
|
try
|
|
{
|
|
if(host)
|
|
clientsocket.Reset(new ClientSocket(port,host));
|
|
else
|
|
clientsocket.Reset(new ClientSocket(port));
|
|
}
|
|
catch( SocketException e)
|
|
{
|
|
cerr << e.Description() << endl;
|
|
return 0;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
void Ng_SocketClientWrite( const char * write, char** reply)
|
|
{
|
|
string output = write;
|
|
(*clientsocket) << output;
|
|
string sreply;
|
|
(*clientsocket) >> sreply;
|
|
*reply = new char[sreply.size()+1];
|
|
strcpy(*reply,sreply.c_str());
|
|
}
|
|
|
|
|
|
void Ng_SocketClientClose ( void )
|
|
{
|
|
clientsocket.Reset(NULL);
|
|
}
|
|
|
|
|
|
void Ng_SocketClientGetServerHost ( const int number, char ** host )
|
|
{
|
|
*host = new char[servers[number]->host.size()+1];
|
|
strcpy(*host,servers[number]->host.c_str());
|
|
}
|
|
|
|
void Ng_SocketClientGetServerPort ( const int number, int * port )
|
|
{
|
|
*port = servers[number]->port;
|
|
}
|
|
|
|
void Ng_SocketClientGetServerClientID ( const int number, int * id )
|
|
{
|
|
*id = servers[number]->clientid;
|
|
}
|
|
|
|
#endif // SOCKETS
|
|
|
|
|
|
|
|
|
|
#ifdef PARALLEL
|
|
void Ng_SetElementPartition ( const int elnr, const int part )
|
|
{
|
|
mesh->VolumeElement(elnr+1).SetPartition(part);
|
|
|
|
}
|
|
int Ng_GetElementPartition ( const int elnr )
|
|
{
|
|
return mesh->VolumeElement(elnr+1).GetPartition();
|
|
}
|
|
#endif
|
|
|
|
|
|
void Ng_InitPointCurve(double red, double green, double blue)
|
|
{
|
|
mesh->InitPointCurve(red, green, blue);
|
|
}
|
|
|
|
void Ng_AddPointCurvePoint(const double * point)
|
|
{
|
|
Point3d pt;
|
|
pt.X() = point[0];
|
|
pt.Y() = point[1];
|
|
pt.Z() = point[2];
|
|
mesh->AddPointCurvePoint(pt);
|
|
}
|
|
|
|
|
|
void Ng_SaveMesh ( const char * meshfile )
|
|
{
|
|
mesh -> Save(string(meshfile));
|
|
}
|
|
|
|
|
|
int Ng_Bisect_WithInfo ( const char * refinementfile, double ** qualityloss, int * qualityloss_size )
|
|
{
|
|
BisectionOptions biopt;
|
|
biopt.outfilename = NULL; // "ngfepp.vol";
|
|
biopt.femcode = "fepp";
|
|
biopt.refinementfilename = refinementfile;
|
|
|
|
Refinement * ref = const_cast<Refinement*> (&ng_geometry -> GetRefinement());
|
|
MeshOptimize2d * opt = NULL;
|
|
/*
|
|
if (stlgeometry)
|
|
ref = new RefinementSTLGeometry(*stlgeometry);
|
|
#ifdef OCCGEOMETRY
|
|
else if (occgeometry)
|
|
ref = new OCCRefinementSurfaces (*occgeometry);
|
|
#endif
|
|
#ifdef ACIS
|
|
else if (acisgeometry)
|
|
{
|
|
ref = new ACISRefinementSurfaces(*acisgeometry);
|
|
opt = new ACISMeshOptimize2dSurfaces(*acisgeometry);
|
|
ref->Set2dOptimizer(opt);
|
|
}
|
|
#endif
|
|
else
|
|
{
|
|
ref = new RefinementSurfaces(*geometry);
|
|
opt = new MeshOptimize2dSurfaces(*geometry);
|
|
ref->Set2dOptimizer(opt);
|
|
}
|
|
*/
|
|
#ifdef ACIS
|
|
if (acisgeometry)
|
|
{
|
|
// ref = new ACISRefinementSurfaces(*acisgeometry);
|
|
opt = new ACISMeshOptimize2dSurfaces(*acisgeometry);
|
|
ref->Set2dOptimizer(opt);
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
// ref = new RefinementSurfaces(*geometry);
|
|
CSGeometry * geometry = dynamic_cast<CSGeometry*> (ng_geometry);
|
|
if (geometry)
|
|
{
|
|
opt = new MeshOptimize2dSurfaces(*geometry);
|
|
ref->Set2dOptimizer(opt);
|
|
}
|
|
}
|
|
|
|
if(!mesh->LocalHFunctionGenerated())
|
|
mesh->CalcLocalH(mparam.grading);
|
|
|
|
mesh->LocalHFunction().SetGrading (mparam.grading);
|
|
|
|
Array<double> * qualityloss_arr = NULL;
|
|
if(qualityloss != NULL)
|
|
qualityloss_arr = new Array<double>;
|
|
|
|
ref -> Bisect (*mesh, biopt, qualityloss_arr);
|
|
|
|
int retval = 0;
|
|
|
|
if(qualityloss != NULL)
|
|
{
|
|
*qualityloss = new double[qualityloss_arr->Size()+1];
|
|
|
|
for(int i = 0; i<qualityloss_arr->Size(); i++)
|
|
(*qualityloss)[i+1] = (*qualityloss_arr)[i];
|
|
|
|
retval = qualityloss_arr->Size();
|
|
|
|
delete qualityloss_arr;
|
|
}
|
|
|
|
mesh -> UpdateTopology();
|
|
mesh -> GetCurvedElements().BuildCurvedElements (ref, mparam.elementorder);
|
|
|
|
multithread.running = 0;
|
|
delete ref;
|
|
delete opt;
|
|
|
|
return retval;
|
|
}
|
|
|
|
void Ng_Bisect ( const char * refinementfile )
|
|
{
|
|
Ng_Bisect_WithInfo( refinementfile, NULL, NULL );
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
number of nodes of type nt
|
|
nt = 0 is Vertex
|
|
nt = 1 is Edge
|
|
nt = 2 is Face
|
|
nt = 3 is Cell
|
|
*/
|
|
int Ng_GetNNodes (int nt)
|
|
{
|
|
switch (nt)
|
|
{
|
|
case 0: return mesh -> GetNV();
|
|
case 1: return mesh->GetTopology().GetNEdges();
|
|
case 2: return mesh->GetTopology().GetNFaces();
|
|
case 3: return mesh -> GetNE();
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
|
|
int Ng_GetClosureNodes (int nt, int nodenr, int nodeset, int * nodes)
|
|
{
|
|
switch (nt)
|
|
{
|
|
case 3: // The closure of a cell
|
|
{
|
|
int cnt = 0;
|
|
if (nodeset & 1) // Vertices
|
|
{
|
|
const Element & el = (*mesh)[ElementIndex(nodenr)];
|
|
for (int i = 0; i < el.GetNP(); i++)
|
|
{
|
|
nodes[cnt++] = 0;
|
|
nodes[cnt++] = el[i] - PointIndex::BASE;
|
|
}
|
|
}
|
|
|
|
if (nodeset & 2) // Edges
|
|
{
|
|
int edges[12];
|
|
int ned;
|
|
ned = mesh->GetTopology().GetElementEdges (nodenr+1, edges, 0);
|
|
for (int i = 0; i < ned; i++)
|
|
{
|
|
nodes[cnt++] = 1;
|
|
nodes[cnt++] = edges[i]-1;
|
|
}
|
|
}
|
|
|
|
if (nodeset & 4) // Faces
|
|
{
|
|
int faces[12];
|
|
int nfa;
|
|
nfa = mesh->GetTopology().GetElementFaces (nodenr+1, faces, 0);
|
|
for (int i = 0; i < nfa; i++)
|
|
{
|
|
nodes[cnt++] = 2;
|
|
nodes[cnt++] = faces[i]-1;
|
|
}
|
|
}
|
|
|
|
if (nodeset & 8) // Cell
|
|
{
|
|
nodes[cnt++] = 3;
|
|
nodes[cnt++] = nodenr;
|
|
}
|
|
|
|
return cnt/2;
|
|
}
|
|
default:
|
|
{
|
|
cerr << "GetClosureNodes not implemented for Nodetype " << nt << endl;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
|
|
int Ng_GetNElements (int dim)
|
|
{
|
|
switch (dim)
|
|
{
|
|
case 0: return mesh -> GetNV();
|
|
case 1: return mesh -> GetNSeg();
|
|
case 2: return mesh -> GetNSE();
|
|
case 3: return mesh -> GetNE();
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
closure nodes of element
|
|
nodeset is bit-coded, bit 0 includes Vertices, bit 1 edges, etc
|
|
E.g., nodeset = 6 includes edge and face nodes
|
|
nodes is pair of integers (nodetype, nodenr)
|
|
return value is number of nodes
|
|
*/
|
|
int Ng_GetElementClosureNodes (int dim, int elementnr, int nodeset, int * nodes)
|
|
{
|
|
switch (dim)
|
|
{
|
|
case 3: // The closure of a volume element = CELL
|
|
{
|
|
return Ng_GetClosureNodes (3, elementnr, nodeset, nodes);
|
|
}
|
|
case 2:
|
|
{
|
|
int cnt = 0;
|
|
if (nodeset & 1) // Vertices
|
|
{
|
|
const Element2d & el = (*mesh)[SurfaceElementIndex(elementnr)];
|
|
for (int i = 0; i < el.GetNP(); i++)
|
|
{
|
|
nodes[cnt++] = 0;
|
|
nodes[cnt++] = el[i] - PointIndex::BASE;
|
|
}
|
|
}
|
|
|
|
if (nodeset & 2) // Edges
|
|
{
|
|
int edges[12];
|
|
int ned;
|
|
ned = mesh->GetTopology().GetSurfaceElementEdges (elementnr+1, edges, 0);
|
|
for (int i = 0; i < ned; i++)
|
|
{
|
|
nodes[cnt++] = 1;
|
|
nodes[cnt++] = edges[i]-1;
|
|
}
|
|
}
|
|
|
|
if (nodeset & 4) // Faces
|
|
{
|
|
int face = mesh->GetTopology().GetSurfaceElementFace (elementnr+1);
|
|
nodes[cnt++] = 2;
|
|
nodes[cnt++] = face-1;
|
|
}
|
|
|
|
return cnt/2;
|
|
}
|
|
default:
|
|
{
|
|
cerr << "GetClosureNodes not implemented for Element of dimension " << dim << endl;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|