netgen/libsrc/include/nginterface_v2_impl.hpp
2017-09-14 13:50:29 +02:00

285 lines
7.1 KiB
C++

NGX_INLINE DLL_HEADER Ng_Point Ngx_Mesh :: GetPoint (int nr) const
{
return Ng_Point (&mesh->Point(PointIndex(nr+PointIndex::BASE))(0));
}
template <>
NGX_INLINE DLL_HEADER int Ngx_Mesh :: GetElementIndex<0> (size_t nr) const
{
return (*mesh).pointelements[nr].index;
}
template <>
NGX_INLINE DLL_HEADER int Ngx_Mesh :: GetElementIndex<1> (size_t nr) const
{
if(mesh->GetDimension()==3)
return (*mesh)[SegmentIndex(nr)].edgenr;
else
return (*mesh)[SegmentIndex(nr)].si;
}
template <>
NGX_INLINE DLL_HEADER int Ngx_Mesh :: GetElementIndex<2> (size_t nr) const
{
int ind = (*mesh)[SurfaceElementIndex(nr)].GetIndex();
return mesh->GetFaceDescriptor(ind).BCProperty();
}
template <>
NGX_INLINE DLL_HEADER int Ngx_Mesh :: GetElementIndex<3> (size_t nr) const
{
return (*mesh)[ElementIndex(nr)].GetIndex();
}
template <>
NGX_INLINE DLL_HEADER Ng_Element Ngx_Mesh :: GetElement<0> (size_t nr) const
{
const Element0d & el = mesh->pointelements[nr];
Ng_Element ret;
ret.type = NG_PNT;
ret.index = el.index;
ret.points.num = 1;
ret.points.ptr = (int*)&el.pnum;
ret.vertices.num = 1;
ret.vertices.ptr = (int*)&el.pnum;
ret.edges.num = 0;
ret.edges.ptr = NULL;
ret.faces.num = 0;
ret.faces.ptr = NULL;
ret.facets.num = 1;
ret.facets.base = 1;
ret.facets.ptr = (int*)&el.pnum;
return ret;
}
template <>
NGX_INLINE DLL_HEADER Ng_Element Ngx_Mesh :: GetElement<1> (size_t nr) const
{
const Segment & el = mesh->LineSegment (SegmentIndex(nr));
Ng_Element ret;
ret.type = NG_ELEMENT_TYPE(el.GetType());
if(mesh->GetDimension()==3)
ret.index = el.edgenr;
else
ret.index = el.si;
if (mesh->GetDimension() == 2)
ret.mat = mesh->GetBCNamePtr(el.si-1);
else
{
if (mesh->GetDimension() == 3)
ret.mat = mesh->GetCD2NamePtr(el.edgenr-1);
else
ret.mat = mesh->GetMaterialPtr(el.si);
}
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 = (T_EDGE2*)mesh->GetTopology().GetSegmentElementEdgesPtr (nr);
ret.faces.num = 0;
ret.faces.ptr = NULL;
if (mesh->GetDimension() == 2)
{
ret.facets.num = 1;
ret.facets.base = 0;
ret.facets.ptr = (int*)ret.edges.ptr;
}
else
{
ret.facets.num = 2;
ret.facets.base = 1;
ret.facets.ptr = (int*)&(el[0]);
}
// ret.is_curved = mesh->GetCurvedElements().IsSegmentCurved(nr);
ret.is_curved = el.IsCurved();
return ret;
}
template <>
NGX_INLINE DLL_HEADER Ng_Element Ngx_Mesh :: GetElement<2> (size_t nr) const
{
// const Element2d & el = mesh->SurfaceElement (SurfaceElementIndex (nr));
const Element2d & el = mesh->SurfaceElements()[nr];
Ng_Element ret;
ret.type = NG_ELEMENT_TYPE(el.GetType());
const FaceDescriptor & fd = mesh->GetFaceDescriptor(el.GetIndex());
ret.index = fd.BCProperty();
if (mesh->GetDimension() == 3)
ret.mat = &fd.GetBCName();
else
ret.mat = mesh -> GetMaterialPtr(ret.index);
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 = (T_EDGE2*)mesh->GetTopology().GetSurfaceElementEdgesPtr (nr);
ret.faces.num = MeshTopology::GetNFaces (el.GetType());
ret.faces.ptr = (T_FACE2*)mesh->GetTopology().GetSurfaceElementFacesPtr (nr);
if (mesh->GetDimension() == 3)
{
ret.facets.num = ret.faces.num;
ret.facets.base = 0;
ret.facets.ptr = (int*)ret.faces.ptr;
}
else
{
ret.facets.num = ret.edges.num;
ret.facets.base = 0;
ret.facets.ptr = (int*)ret.edges.ptr;
}
ret.is_curved = el.IsCurved();
return ret;
}
template <>
NGX_INLINE DLL_HEADER Ng_Element Ngx_Mesh :: GetElement<3> (size_t nr) const
{
// const Element & el = mesh->VolumeElement (ElementIndex (nr));
const Element & el = mesh->VolumeElements()[nr];
Ng_Element ret;
ret.type = NG_ELEMENT_TYPE(el.GetType());
ret.index = el.GetIndex();
ret.mat = mesh -> GetMaterialPtr(ret.index);
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 = (T_EDGE2*)mesh->GetTopology().GetElementEdgesPtr (nr);
ret.faces.num = MeshTopology::GetNFaces (el.GetType());
ret.faces.ptr = (T_FACE2*)mesh->GetTopology().GetElementFacesPtr (nr);
ret.facets.num = ret.faces.num;
ret.facets.base = 0;
ret.facets.ptr = (int*)ret.faces.ptr;
ret.is_curved = el.IsCurved();
return ret;
}
template <> NGX_INLINE DLL_HEADER
const string & Ngx_Mesh :: GetMaterialCD<0> (int region_nr) const
{
return mesh->GetMaterial(region_nr+1);
}
template <> NGX_INLINE DLL_HEADER
const string & Ngx_Mesh :: GetMaterialCD<1> (int region_nr) const
{
return mesh->GetBCName(region_nr);
}
template <> NGX_INLINE DLL_HEADER
const string & Ngx_Mesh :: GetMaterialCD<2> (int region_nr) const
{
return mesh->GetCD2Name(region_nr);
}
template <> NGX_INLINE DLL_HEADER int Ngx_Mesh :: GetNNodes<1> ()
{
return mesh->GetTopology().GetNEdges();
}
template <> NGX_INLINE DLL_HEADER int Ngx_Mesh :: GetNNodes<2> ()
{
return mesh->GetTopology().GetNFaces();
}
template <> NGX_INLINE DLL_HEADER const Ng_Node<0> Ngx_Mesh :: GetNode<0> (int vnr) const
{
Ng_Node<0> node;
vnr++;
switch (mesh->GetDimension())
{
case 3:
{
FlatArray<ElementIndex> ia = mesh->GetTopology().GetVertexElements(vnr);
node.elements.ne = ia.Size();
node.elements.ptr = (int*)&ia[0];
FlatArray<SurfaceElementIndex> bia = mesh->GetTopology().GetVertexSurfaceElements(vnr);
node.bnd_elements.ne = bia.Size();
node.bnd_elements.ptr = (int*)&bia[0];
break;
}
case 2:
{
FlatArray<SurfaceElementIndex> ia = mesh->GetTopology().GetVertexSurfaceElements(vnr);
node.elements.ne = ia.Size();
node.elements.ptr = (int*)&ia[0];
FlatArray<SegmentIndex> bia = mesh->GetTopology().GetVertexSegments(vnr);
node.bnd_elements.ne = bia.Size();
node.bnd_elements.ptr = (int*)&bia[0];
break;
}
case 1:
{
FlatArray<SegmentIndex> ia = mesh->GetTopology().GetVertexSegments(vnr);
node.elements.ne = ia.Size();
node.elements.ptr = (int*)&ia[0];
FlatArray<int> bia = mesh->GetTopology().GetVertexPointElements(vnr);
node.bnd_elements.ne = bia.Size();
node.bnd_elements.ptr = (int*)&bia[0];
break;
}
default:
;
}
return node;
}
template <> NGX_INLINE DLL_HEADER const Ng_Node<1> Ngx_Mesh :: GetNode<1> (int nr) const
{
Ng_Node<1> node;
node.vertices.ptr = mesh->GetTopology().GetEdgeVerticesPtr(nr);
return node;
}
template <> NGX_INLINE DLL_HEADER const Ng_Node<2> Ngx_Mesh :: GetNode<2> (int nr) const
{
Ng_Node<2> node;
node.vertices.ptr = mesh->GetTopology().GetFaceVerticesPtr(nr);
node.vertices.nv = (node.vertices.ptr[3] == 0) ? 3 : 4;
node.surface_el = mesh->GetTopology().GetFace2SurfaceElement (nr+1)-1;
return node;
}