netgen/libsrc/interface/nginterface_v2.cpp
2012-08-29 18:49:42 +00:00

242 lines
6.2 KiB
C++

#include <mystdlib.h>
#include <meshing.hpp>
#ifdef SOCKETS
#include "../sockets/sockets.hpp"
#endif
/*
#ifndef NOTCL
#include <visual.hpp>
#endif
*/
#include "nginterface.h"
#include "nginterface_v2.hpp"
namespace netgen
{
#include "writeuser.hpp"
extern AutoPtr<Mesh> mesh;
}
namespace netgen
{
template <> int DLL_HEADER Ng_GetNElements<0> ()
{
return 0;
}
template <> int DLL_HEADER Ng_GetNElements<1> ()
{
return mesh->GetNSeg();
}
template <> DLL_HEADER int Ng_GetNElements<2> ()
{
return mesh->GetNSE();
}
template <> DLL_HEADER int Ng_GetNElements<3> ()
{
return mesh->GetNE();
}
template <> DLL_HEADER Ng_Element Ng_GetElement<0> (int nr)
{
cout << "Netgen does not support 0-D elements" << endl;
Ng_Element ret;
return ret;
}
template <> DLL_HEADER Ng_Element Ng_GetElement<1> (int nr)
{
const Segment & el = mesh->LineSegment (SegmentIndex(nr));
Ng_Element ret;
ret.type = NG_ELEMENT_TYPE(el.GetType());
ret.points.num = el.GetNP();
ret.points.ptr = (int*)&(el[0]);
ret.vertices.num = 2;
ret.vertices.ptr = (int*)&(el[0]);
ret.edges.num = 1;
ret.edges.ptr = mesh->GetTopology().GetSegmentElementEdgesPtr (nr);
ret.faces.num = 0;
ret.faces.ptr = NULL;
return ret;
}
template <> DLL_HEADER Ng_Element Ng_GetElement<2> (int nr)
{
const Element2d & el = mesh->SurfaceElement (SurfaceElementIndex (nr));
Ng_Element ret;
ret.type = NG_ELEMENT_TYPE(el.GetType());
ret.points.num = el.GetNP();
ret.points.ptr = (int*)&el[0];
ret.vertices.num = el.GetNV();
ret.vertices.ptr = (int*)&(el[0]);
ret.edges.num = MeshTopology::GetNEdges (el.GetType());
ret.edges.ptr = mesh->GetTopology().GetSurfaceElementEdgesPtr (nr);
ret.faces.num = MeshTopology::GetNFaces (el.GetType());
ret.faces.ptr = mesh->GetTopology().GetSurfaceElementFacesPtr (nr);
return ret;
}
template <> DLL_HEADER Ng_Element Ng_GetElement<3> (int nr)
{
const Element & el = mesh->VolumeElement (ElementIndex (nr));
Ng_Element ret;
ret.type = NG_ELEMENT_TYPE(el.GetType());
ret.points.num = el.GetNP();
ret.points.ptr = (int*)&el[0];
ret.vertices.num = el.GetNV();
ret.vertices.ptr = (int*)&(el[0]);
ret.edges.num = MeshTopology::GetNEdges (el.GetType());
ret.edges.ptr = mesh->GetTopology().GetElementEdgesPtr (nr);
ret.faces.num = MeshTopology::GetNFaces (el.GetType());
ret.faces.ptr = mesh->GetTopology().GetElementFacesPtr (nr);
return ret;
}
DLL_HEADER Ng_Point Ng_GetPoint (int nr)
{
Ng_Point ret;
ret.pt = &mesh->Point(nr + PointIndex::BASE)(0);
return ret;
}
template <>
DLL_HEADER int Ng_GetElementIndex<1> (int nr)
{
return (*mesh)[SegmentIndex(nr)].si;
}
template <>
DLL_HEADER int Ng_GetElementIndex<2> (int nr)
{
int ind = (*mesh)[SurfaceElementIndex(nr)].GetIndex();
return mesh->GetFaceDescriptor(ind).BCProperty();
}
template <>
DLL_HEADER int Ng_GetElementIndex<3> (int nr)
{
return (*mesh)[ElementIndex(nr)].GetIndex();
}
template <>
DLL_HEADER void Ng_MultiElementTransformation<3,3> (int elnr, int npts,
const double * xi, size_t sxi,
double * x, size_t sx,
double * dxdxi, size_t sdxdxi)
{
mesh->GetCurvedElements().CalcMultiPointElementTransformation (elnr, npts, xi, sxi, x, sx, dxdxi, sdxdxi);
}
template <>
DLL_HEADER void Ng_MultiElementTransformation<2,2> (int elnr, int npts,
const double * xi, size_t sxi,
double * x, size_t sx,
double * dxdxi, size_t sdxdxi)
{
mesh->GetCurvedElements().CalcMultiPointSurfaceTransformation<2> (elnr, npts, xi, sxi, x, sx, dxdxi, sdxdxi);
}
template <>
DLL_HEADER void Ng_MultiElementTransformation<2,3> (int elnr, int npts,
const double * xi, size_t sxi,
double * x, size_t sx,
double * dxdxi, size_t sdxdxi)
{
mesh->GetCurvedElements().CalcMultiPointSurfaceTransformation<3> (elnr, npts, xi, sxi, x, sx, dxdxi, sdxdxi);
}
template <>
DLL_HEADER void Ng_MultiElementTransformation<1,2> (int elnr, int npts,
const double * xi, size_t sxi,
double * x, size_t sx,
double * dxdxi, size_t sdxdxi)
{
mesh->GetCurvedElements().CalcMultiPointSegmentTransformation<2> (elnr, npts, xi, sxi, x, sx, dxdxi, sdxdxi);
}
template <>
DLL_HEADER void Ng_MultiElementTransformation<1,1> (int elnr, int npts,
const double * xi, size_t sxi,
double * x, size_t sx,
double * dxdxi, size_t sdxdxi)
{
cout << "1D not supported" << endl;
}
template <>
DLL_HEADER void Ng_MultiElementTransformation<0,1> (int elnr, int npts,
const double * xi, size_t sxi,
double * x, size_t sx,
double * dxdxi, size_t sdxdxi)
{
cout << "1D not supported" << endl;
}
template <> DLL_HEADER int Ng_GetNNodes<1> ()
{
return mesh->GetTopology().GetNEdges();
}
template <> DLL_HEADER int Ng_GetNNodes<2> ()
{
return mesh->GetTopology().GetNFaces();
}
template <> DLL_HEADER Ng_Node<1> Ng_GetNode<1> (int nr)
{
Ng_Node<1> node;
node.vertices.ptr = mesh->GetTopology().GetEdgeVerticesPtr(nr);
return node;
}
template <> DLL_HEADER Ng_Node<2> Ng_GetNode<2> (int nr)
{
Ng_Node<2> node;
node.vertices.ptr = mesh->GetTopology().GetFaceVerticesPtr(nr);
node.vertices.nv = (node.vertices.ptr[3] == 0) ? 3 : 4;
return node;
}
}
int link_it_nginterface_v2;