mirror of
https://github.com/NGSolve/netgen.git
synced 2024-12-24 21:10:33 +05:00
b694b4667a
move fieldlines code to meshing dir move visualization function pointers to meshing directory DLL_HEADER -> NGGUI_API in visualization lib move soldata.hpp to meshing update occ, no freetype necessary anymore
891 lines
20 KiB
C++
891 lines
20 KiB
C++
#ifndef TOPOLOGY
|
|
#define TOPOLOGY
|
|
|
|
/**************************************************************************/
|
|
/* File: topology.hh */
|
|
/* Author: Joachim Schoeberl */
|
|
/* Date: 27. Apr. 01 */
|
|
/**************************************************************************/
|
|
|
|
/*
|
|
Mesh topology
|
|
(Elements, Faces, Edges, Vertices
|
|
*/
|
|
|
|
namespace netgen
|
|
{
|
|
|
|
typedef int T_EDGE;
|
|
typedef int T_FACE;
|
|
|
|
|
|
class MeshTopology
|
|
{
|
|
const Mesh * mesh;
|
|
bool buildvertex2element;
|
|
bool buildedges;
|
|
bool buildfaces;
|
|
bool build_parent_edges = false; // may be changed to default = false
|
|
bool build_parent_faces = false; // may be changed to default = false
|
|
static bool static_buildedges, static_buildfaces, static_buildvertex2element;
|
|
|
|
Array<std::array<PointIndex,2>> edge2vert;
|
|
Array<std::array<PointIndex,4>> face2vert;
|
|
|
|
NgArray<std::array<T_EDGE,12>> edges;
|
|
NgArray<std::array<T_FACE,6>> faces;
|
|
NgArray<std::array<T_EDGE,4>> surfedges;
|
|
|
|
NgArray<T_EDGE> segedges;
|
|
NgArray<T_FACE> surffaces;
|
|
NgArray<INDEX_2> surf2volelement;
|
|
NgArray<int> face2surfel;
|
|
Array<SegmentIndex> edge2segment;
|
|
Table<ElementIndex, PointIndex> vert2element;
|
|
Table<SurfaceElementIndex, PointIndex> vert2surfelement;
|
|
Table<SegmentIndex,PointIndex> vert2segment;
|
|
Table<int,PointIndex> vert2pointelement;
|
|
int timestamp;
|
|
public:
|
|
int GetNSurfedges() const {return surfedges.Size();}
|
|
|
|
MeshTopology () = default;
|
|
MeshTopology (MeshTopology && top) = default;
|
|
MeshTopology (const Mesh & amesh);
|
|
~MeshTopology ();
|
|
MeshTopology & operator= (MeshTopology && top) = default;
|
|
|
|
void SetBuildVertex2Element (bool bv2e) { buildvertex2element = bv2e; }
|
|
void SetBuildEdges (bool be) { buildedges = be; }
|
|
void SetBuildFaces (bool bf) { buildfaces = bf; }
|
|
void SetBuildParentEdges (bool bh) { build_parent_edges = bh; }
|
|
void SetBuildParentFaces (bool bh) { build_parent_faces = bh; }
|
|
|
|
void EnableTable (string name, bool set);
|
|
static void EnableTableStatic (string name, bool set);
|
|
|
|
bool HasEdges () const { return buildedges; }
|
|
bool HasFaces () const { return buildfaces; }
|
|
bool HasParentEdges () const { return build_parent_edges; }
|
|
|
|
void Update(NgTaskManager tm = &DummyTaskManager, NgTracer tracer = &DummyTracer);
|
|
bool NeedsUpdate() const;
|
|
|
|
|
|
int GetNEdges () const { return edge2vert.Size(); }
|
|
int GetNFaces () const { return face2vert.Size(); }
|
|
|
|
static inline short int GetNVertices (ELEMENT_TYPE et);
|
|
static inline short int GetNPoints (ELEMENT_TYPE et);
|
|
static inline short int GetNEdges (ELEMENT_TYPE et);
|
|
static inline short int GetNFaces (ELEMENT_TYPE et);
|
|
|
|
DLL_HEADER static const Point3d * GetVertices (ELEMENT_TYPE et);
|
|
inline static const ELEMENT_EDGE * GetEdges1 (ELEMENT_TYPE et);
|
|
inline static const ELEMENT_EDGE * GetEdges0 (ELEMENT_TYPE et);
|
|
inline static FlatArray<ELEMENT_EDGE> GetEdges (ELEMENT_TYPE et);
|
|
inline static const ELEMENT_FACE * GetFaces1 (ELEMENT_TYPE et);
|
|
inline static const ELEMENT_FACE * GetFaces0 (ELEMENT_TYPE et);
|
|
|
|
[[deprecated("use GetEdge(SegmentIndex) instead")]]
|
|
int GetSegmentEdge (int segnr) const { return segedges[segnr-1]+1; }
|
|
|
|
int GetEdge (SegmentIndex segnr) const { return segedges[segnr]; }
|
|
|
|
[[deprecated("use GetEdge(SegmentIndex) instead")]]
|
|
void GetSegmentEdge (int segnr, int & enr, int & orient) const;
|
|
/*
|
|
{
|
|
enr = segedges.Get(segnr)+1;
|
|
// orient = segedges.Get(segnr).orient;
|
|
orient = GetSegmentEdgeOrientation(segnr);
|
|
}
|
|
*/
|
|
|
|
[[deprecated("use GetEdges (ElementIndex) -> FlatArray")]]
|
|
void GetElementEdges (int elnr, NgArray<int> & edges) const;
|
|
[[deprecated("use GetFaces (ElementIndex) -> FlatArray")]]
|
|
void GetElementFaces (int elnr, NgArray<int> & faces, bool withorientation = false) const;
|
|
|
|
// definition in meshclass.hpp
|
|
inline FlatArray<T_EDGE> GetEdges (ElementIndex elnr) const;
|
|
inline FlatArray<T_FACE> GetFaces (ElementIndex elnr) const;
|
|
|
|
|
|
[[deprecated("use GetElementEdge instead")]]
|
|
void GetElementEdgeOrientations (int elnr, NgArray<int> & eorient) const;
|
|
[[deprecated("use GetElementEdge instead")]]
|
|
void GetElementFaceOrientations (int elnr, NgArray<int> & forient) const;
|
|
|
|
[[deprecated("use GetEdges (ElementIndex) -> FlatArray")]]
|
|
int GetElementEdges (int elnr, int * edges, int * orient) const;
|
|
|
|
[[deprecated("use GetFaces (ElementIndex) -> FlatArray")]]
|
|
int GetElementFaces (int elnr, int * faces, int * orient) const;
|
|
|
|
[[deprecated("use GetElementEdge instead")]]
|
|
int GetElementEdgeOrientation (int elnr, int locedgenr) const; // old style
|
|
[[deprecated("use GetElementEdge instead")]]
|
|
int GetElementFaceOrientation (int elnr, int locfacenr) const; // old style
|
|
[[deprecated("use GetElementEdge instead")]]
|
|
int GetSurfaceElementEdgeOrientation (int elnr, int locedgenr) const; // old style
|
|
[[deprecated("use GetElementEdge instead")]]
|
|
int GetSurfaceElementFaceOrientation2 (int elnr) const; // old style
|
|
[[deprecated("use GetElementEdge instead")]]
|
|
int GetSegmentEdgeOrientation (int elnr) const; // old style
|
|
|
|
|
|
DLL_HEADER void GetFaceVertices (int fnr, NgArray<int> & vertices) const;
|
|
DLL_HEADER void GetFaceVertices (int fnr, int * vertices) const;
|
|
DLL_HEADER void GetEdgeVertices (int enr, int & v1, int & v2) const;
|
|
DLL_HEADER void GetEdgeVertices (int enr, PointIndex & v1, PointIndex & v2) const;
|
|
auto GetEdgeVertices (int enr) const { return tuple(edge2vert[enr][0], edge2vert[enr][1]); }
|
|
auto GetEdgeVerticesPtr (int enr) const { return &edge2vert[enr][0]; }
|
|
auto GetFaceVerticesPtr (int fnr) const { return &face2vert[fnr][0]; }
|
|
DLL_HEADER void GetFaceEdges (int fnr, NgArray<int> & edges, bool withorientation = false) const;
|
|
|
|
ELEMENT_TYPE GetFaceType (int fnr) const
|
|
// { return (face2vert.Get(fnr)[3] == 0) ? TRIG : QUAD; }
|
|
{ return (face2vert[fnr-1][3] == 0) ? TRIG : QUAD; }
|
|
|
|
void GetSurfaceElementEdges (int elnr, NgArray<int> & edges) const;
|
|
int GetSurfaceElementFace (int elnr) const;
|
|
[[deprecated("orientation is outdated")]]
|
|
void GetSurfaceElementEdgeOrientations (int elnr, NgArray<int> & eorient) const;
|
|
[[deprecated("orientation is outdated")]]
|
|
int GetSurfaceElementFaceOrientation (int elnr) const;
|
|
|
|
[[deprecated("use GetEdge -> FlatArray instead")]]
|
|
void GetEdges (SurfaceElementIndex elnr, NgArray<int> & edges) const;
|
|
|
|
inline FlatArray<T_EDGE> GetEdges (SurfaceElementIndex elnr) const;
|
|
// { return FlatArray<T_EDGE>(GetNEdges ( (*mesh)[elnr].GetType()), &surfedges[elnr][0]); }
|
|
|
|
int GetFace (SurfaceElementIndex elnr) const
|
|
{ return surffaces[elnr]; }
|
|
|
|
int GetSurfaceElementEdges (int elnr, int * edges, int * orient) const;
|
|
|
|
const T_EDGE * GetElementEdgesPtr (int elnr) const { return &edges[elnr][0]; }
|
|
const T_EDGE * GetSurfaceElementEdgesPtr (int selnr) const { return &surfedges[selnr][0]; }
|
|
const T_EDGE * GetSegmentElementEdgesPtr (int selnr) const { return &segedges[selnr]; }
|
|
|
|
const T_FACE * GetElementFacesPtr (int elnr) const { return &faces[elnr][0]; }
|
|
const T_FACE * GetSurfaceElementFacesPtr (int selnr) const { return &surffaces[selnr]; }
|
|
|
|
|
|
void GetSurface2VolumeElement (int selnr, int & elnr1, int & elnr2) const
|
|
{
|
|
elnr1 = surf2volelement.Get(selnr)[0];
|
|
elnr2 = surf2volelement.Get(selnr)[1];
|
|
}
|
|
|
|
int GetFace2SurfaceElement (int fnr) const { return face2surfel[fnr-1]; }
|
|
|
|
SegmentIndex GetSegmentOfEdge(int edgenr) const { return edge2segment[edgenr-1]; }
|
|
|
|
[[deprecated("use GetVertexElements -> FlatArray instead")]]
|
|
void GetVertexElements (int vnr, Array<ElementIndex> & elements) const;
|
|
|
|
FlatArray<ElementIndex> GetVertexElements (PointIndex vnr) const
|
|
{ return vert2element[vnr]; }
|
|
|
|
[[deprecated("use GetVertexSurfaceElements -> FlatArray instead")]]
|
|
void GetVertexSurfaceElements( int vnr, Array<SurfaceElementIndex>& elements ) const;
|
|
const auto & GetVertexSurfaceElements( ) const { return vert2surfelement; }
|
|
|
|
FlatArray<SurfaceElementIndex> GetVertexSurfaceElements(PointIndex vnr) const
|
|
{ return vert2surfelement[vnr]; }
|
|
|
|
FlatArray<SegmentIndex> GetVertexSegments (PointIndex vnr) const
|
|
{ return vert2segment[vnr]; }
|
|
|
|
FlatArray<int> GetVertexPointElements (PointIndex vnr) const
|
|
{ return vert2pointelement[vnr]; }
|
|
|
|
int GetVerticesEdge ( int v1, int v2) const;
|
|
void GetSegmentVolumeElements ( int segnr, NgArray<ElementIndex> & els ) const;
|
|
void GetSegmentSurfaceElements ( int segnr, NgArray<SurfaceElementIndex> & els ) const;
|
|
|
|
// Call this before Update() to discard old edges
|
|
void ClearEdges() { edge2vert.SetSize0(); }
|
|
|
|
private:
|
|
Array<std::tuple<int, std::array<int,3>>> parent_edges;
|
|
void BuildParentEdges ();
|
|
|
|
Array<std::tuple<int, std::array<int,4>>> parent_faces;
|
|
void BuildParentFaces ();
|
|
public:
|
|
auto GetParentEdges (int enr) const { return parent_edges[enr]; }
|
|
auto GetParentFaces (int fnr) const { return parent_faces[fnr]; }
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
inline short int MeshTopology :: GetNVertices (ELEMENT_TYPE et)
|
|
{
|
|
switch (et)
|
|
{
|
|
case SEGMENT:
|
|
case SEGMENT3:
|
|
return 2;
|
|
|
|
case TRIG:
|
|
case TRIG6:
|
|
return 3;
|
|
|
|
case QUAD:
|
|
case QUAD6:
|
|
case QUAD8:
|
|
return 4;
|
|
|
|
case TET:
|
|
case TET10:
|
|
return 4;
|
|
|
|
case PYRAMID:
|
|
case PYRAMID13:
|
|
return 5;
|
|
|
|
case PRISM:
|
|
case PRISM12:
|
|
case PRISM15:
|
|
return 6;
|
|
|
|
case HEX:
|
|
case HEX20:
|
|
return 8;
|
|
|
|
// default:
|
|
// cerr << "Ng_ME_GetNVertices, illegal element type " << et << endl;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
inline short int MeshTopology :: GetNPoints (ELEMENT_TYPE et)
|
|
{
|
|
switch (et)
|
|
{
|
|
case SEGMENT:
|
|
return 2;
|
|
case SEGMENT3:
|
|
return 3;
|
|
|
|
case TRIG:
|
|
return 3;
|
|
case TRIG6:
|
|
return 6;
|
|
|
|
case QUAD:
|
|
case QUAD6:
|
|
return 4;
|
|
|
|
case QUAD8:
|
|
return 8;
|
|
|
|
case TET:
|
|
return 4;
|
|
case TET10:
|
|
return 10;
|
|
|
|
case PYRAMID:
|
|
return 5;
|
|
case PYRAMID13:
|
|
return 13;
|
|
|
|
case PRISM:
|
|
return 6;
|
|
case PRISM12:
|
|
return 12;
|
|
case PRISM15:
|
|
return 15;
|
|
|
|
case HEX:
|
|
return 8;
|
|
|
|
case HEX20:
|
|
return 20;
|
|
// default:
|
|
// cerr << "Ng_ME_GetNVertices, illegal element type " << et << endl;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
|
|
inline short int MeshTopology :: GetNEdges (ELEMENT_TYPE et)
|
|
{
|
|
__assume(et >= SEGMENT && et <= PYRAMID13);
|
|
switch (et)
|
|
{
|
|
case SEGMENT:
|
|
case SEGMENT3:
|
|
return 1;
|
|
|
|
case TRIG:
|
|
case TRIG6:
|
|
return 3;
|
|
|
|
case QUAD:
|
|
case QUAD6:
|
|
case QUAD8:
|
|
return 4;
|
|
|
|
case TET:
|
|
case TET10:
|
|
return 6;
|
|
|
|
case PYRAMID:
|
|
case PYRAMID13:
|
|
return 8;
|
|
|
|
case PRISM:
|
|
case PRISM12:
|
|
case PRISM15:
|
|
return 9;
|
|
|
|
case HEX:
|
|
case HEX20:
|
|
return 12;
|
|
default:
|
|
return 0;
|
|
// default:
|
|
// cerr << "Ng_ME_GetNEdges, illegal element type " << et << endl;
|
|
}
|
|
// return 0;
|
|
}
|
|
|
|
|
|
inline short int MeshTopology :: GetNFaces (ELEMENT_TYPE et)
|
|
{
|
|
__assume(et >= SEGMENT && et <= PYRAMID13);
|
|
switch (et)
|
|
{
|
|
case SEGMENT:
|
|
case SEGMENT3:
|
|
return 0;
|
|
|
|
case TRIG:
|
|
case TRIG6:
|
|
return 1;
|
|
|
|
case QUAD:
|
|
case QUAD6:
|
|
case QUAD8:
|
|
return 1;
|
|
|
|
case TET:
|
|
case TET10:
|
|
return 4;
|
|
|
|
case PYRAMID:
|
|
case PYRAMID13:
|
|
return 5;
|
|
|
|
case PRISM:
|
|
case PRISM12:
|
|
case PRISM15:
|
|
return 5;
|
|
|
|
case HEX:
|
|
case HEX20:
|
|
return 6;
|
|
|
|
default:
|
|
return -99;
|
|
// default:
|
|
// cerr << "Ng_ME_GetNVertices, illegal element type " << et << endl;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
const ELEMENT_EDGE * MeshTopology :: GetEdges1 (ELEMENT_TYPE et)
|
|
{
|
|
static ELEMENT_EDGE segm_edges[1] =
|
|
{ { 1, 2 }};
|
|
|
|
static ELEMENT_EDGE trig_edges[3] =
|
|
{ { 3, 1 },
|
|
{ 2, 3 },
|
|
{ 1, 2 }};
|
|
|
|
static ELEMENT_EDGE quad_edges[4] =
|
|
{ { 1, 2 },
|
|
{ 3, 4 },
|
|
{ 4, 1 },
|
|
{ 2, 3 }};
|
|
|
|
|
|
static ELEMENT_EDGE tet_edges[6] =
|
|
{ { 4, 1 },
|
|
{ 4, 2 },
|
|
{ 4, 3 },
|
|
{ 1, 2 },
|
|
{ 1, 3 },
|
|
{ 2, 3 }};
|
|
|
|
static ELEMENT_EDGE prism_edges[9] =
|
|
{ { 3, 1 },
|
|
{ 1, 2 },
|
|
{ 3, 2 },
|
|
{ 6, 4 },
|
|
{ 4, 5 },
|
|
{ 6, 5 },
|
|
{ 3, 6 },
|
|
{ 1, 4 },
|
|
{ 2, 5 }};
|
|
|
|
static ELEMENT_EDGE pyramid_edges[8] =
|
|
{ { 1, 2 },
|
|
{ 2, 3 },
|
|
{ 1, 4 },
|
|
{ 4, 3 },
|
|
{ 1, 5 },
|
|
{ 2, 5 },
|
|
{ 3, 5 },
|
|
{ 4, 5 }};
|
|
|
|
static ELEMENT_EDGE hex_edges[12] =
|
|
{
|
|
{ 1, 2 },
|
|
{ 3, 4 },
|
|
{ 4, 1 },
|
|
{ 2, 3 },
|
|
{ 5, 6 },
|
|
{ 7, 8 },
|
|
{ 8, 5 },
|
|
{ 6, 7 },
|
|
{ 1, 5 },
|
|
{ 2, 6 },
|
|
{ 3, 7 },
|
|
{ 4, 8 },
|
|
};
|
|
|
|
switch (et)
|
|
{
|
|
case SEGMENT:
|
|
case SEGMENT3:
|
|
return segm_edges;
|
|
|
|
case TRIG:
|
|
case TRIG6:
|
|
return trig_edges;
|
|
|
|
case QUAD:
|
|
case QUAD6:
|
|
case QUAD8:
|
|
return quad_edges;
|
|
|
|
case TET:
|
|
case TET10:
|
|
return tet_edges;
|
|
|
|
case PYRAMID:
|
|
case PYRAMID13:
|
|
return pyramid_edges;
|
|
|
|
case PRISM:
|
|
case PRISM12:
|
|
case PRISM15:
|
|
return prism_edges;
|
|
|
|
case HEX:
|
|
case HEX20:
|
|
return hex_edges;
|
|
// default:
|
|
// cerr << "Ng_ME_GetEdges, illegal element type " << et << endl;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
|
|
const ELEMENT_EDGE * MeshTopology :: GetEdges0 (ELEMENT_TYPE et)
|
|
{
|
|
static ELEMENT_EDGE segm_edges[1] =
|
|
{ { 0, 1 }};
|
|
|
|
static ELEMENT_EDGE trig_edges[3] =
|
|
{ { 2, 0 },
|
|
{ 1, 2 },
|
|
{ 0, 1 }};
|
|
|
|
static ELEMENT_EDGE quad_edges[4] =
|
|
{ { 0, 1 },
|
|
{ 2, 3 },
|
|
{ 3, 0 },
|
|
{ 1, 2 }};
|
|
|
|
|
|
static ELEMENT_EDGE tet_edges[6] =
|
|
{ { 3, 0 },
|
|
{ 3, 1 },
|
|
{ 3, 2 },
|
|
{ 0, 1 },
|
|
{ 0, 2 },
|
|
{ 1, 2 }};
|
|
|
|
static ELEMENT_EDGE prism_edges[9] =
|
|
{ { 2, 0 },
|
|
{ 0, 1 },
|
|
{ 2, 1 },
|
|
{ 5, 3 },
|
|
{ 3, 4 },
|
|
{ 5, 4 },
|
|
{ 2, 5 },
|
|
{ 0, 3 },
|
|
{ 1, 4 }};
|
|
|
|
static ELEMENT_EDGE pyramid_edges[8] =
|
|
{ { 0, 1 },
|
|
{ 1, 2 },
|
|
{ 0, 3 },
|
|
{ 3, 2 },
|
|
{ 0, 4 },
|
|
{ 1, 4 },
|
|
{ 2, 4 },
|
|
{ 3, 4 }};
|
|
|
|
static ELEMENT_EDGE hex_edges[12] =
|
|
{
|
|
{ 0, 1 },
|
|
{ 2, 3 },
|
|
{ 3, 0 },
|
|
{ 1, 2 },
|
|
{ 4, 5 },
|
|
{ 6, 7 },
|
|
{ 7, 4 },
|
|
{ 5, 6 },
|
|
{ 0, 4 },
|
|
{ 1, 5 },
|
|
{ 2, 6 },
|
|
{ 3, 7 },
|
|
};
|
|
|
|
switch (et)
|
|
{
|
|
case SEGMENT:
|
|
case SEGMENT3:
|
|
return segm_edges;
|
|
|
|
case TRIG:
|
|
case TRIG6:
|
|
return trig_edges;
|
|
|
|
case QUAD:
|
|
case QUAD6:
|
|
case QUAD8:
|
|
return quad_edges;
|
|
|
|
case TET:
|
|
case TET10:
|
|
return tet_edges;
|
|
|
|
case PYRAMID:
|
|
case PYRAMID13:
|
|
return pyramid_edges;
|
|
|
|
case PRISM:
|
|
case PRISM12:
|
|
case PRISM15:
|
|
return prism_edges;
|
|
|
|
case HEX:
|
|
case HEX20:
|
|
return hex_edges;
|
|
// default:
|
|
// cerr << "Ng_ME_GetEdges, illegal element type " << et << endl;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
FlatArray<ELEMENT_EDGE> MeshTopology :: GetEdges (ELEMENT_TYPE et)
|
|
{
|
|
static ELEMENT_EDGE segm_edges[1] =
|
|
{ { 0, 1 }};
|
|
|
|
static ELEMENT_EDGE trig_edges[3] =
|
|
{ { 2, 0 },
|
|
{ 1, 2 },
|
|
{ 0, 1 }};
|
|
|
|
static ELEMENT_EDGE quad_edges[4] =
|
|
{ { 0, 1 },
|
|
{ 2, 3 },
|
|
{ 3, 0 },
|
|
{ 1, 2 }};
|
|
|
|
|
|
static ELEMENT_EDGE tet_edges[6] =
|
|
{ { 3, 0 },
|
|
{ 3, 1 },
|
|
{ 3, 2 },
|
|
{ 0, 1 },
|
|
{ 0, 2 },
|
|
{ 1, 2 }};
|
|
|
|
static ELEMENT_EDGE prism_edges[9] =
|
|
{ { 2, 0 },
|
|
{ 0, 1 },
|
|
{ 2, 1 },
|
|
{ 5, 3 },
|
|
{ 3, 4 },
|
|
{ 5, 4 },
|
|
{ 2, 5 },
|
|
{ 0, 3 },
|
|
{ 1, 4 }};
|
|
|
|
static ELEMENT_EDGE pyramid_edges[8] =
|
|
{ { 0, 1 },
|
|
{ 1, 2 },
|
|
{ 0, 3 },
|
|
{ 3, 2 },
|
|
{ 0, 4 },
|
|
{ 1, 4 },
|
|
{ 2, 4 },
|
|
{ 3, 4 }};
|
|
|
|
static ELEMENT_EDGE hex_edges[12] =
|
|
{
|
|
{ 0, 1 },
|
|
{ 2, 3 },
|
|
{ 3, 0 },
|
|
{ 1, 2 },
|
|
{ 4, 5 },
|
|
{ 6, 7 },
|
|
{ 7, 4 },
|
|
{ 5, 6 },
|
|
{ 0, 4 },
|
|
{ 1, 5 },
|
|
{ 2, 6 },
|
|
{ 3, 7 },
|
|
};
|
|
|
|
switch (et)
|
|
{
|
|
case SEGMENT:
|
|
case SEGMENT3:
|
|
return { 1, segm_edges };
|
|
|
|
case TRIG:
|
|
case TRIG6:
|
|
return { 3, trig_edges };
|
|
|
|
case QUAD:
|
|
case QUAD6:
|
|
case QUAD8:
|
|
return { 4, quad_edges };
|
|
|
|
case TET:
|
|
case TET10:
|
|
return { 6, tet_edges };
|
|
|
|
case PYRAMID:
|
|
case PYRAMID13:
|
|
return { 8, pyramid_edges };
|
|
|
|
case PRISM:
|
|
case PRISM12:
|
|
case PRISM15:
|
|
return { 9, prism_edges };
|
|
|
|
case HEX:
|
|
case HEX20:
|
|
return { 12, hex_edges };
|
|
// default:
|
|
// cerr << "Ng_ME_GetEdges, illegal element type " << et << endl;
|
|
}
|
|
return { 0, nullptr };
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
inline const ELEMENT_FACE * MeshTopology :: GetFaces1 (ELEMENT_TYPE et)
|
|
{
|
|
static const ELEMENT_FACE trig_faces[1] =
|
|
{ { 1, 2, 3, 0 } };
|
|
static const ELEMENT_FACE quad_faces[1] =
|
|
{ { 1, 2, 3, 4 } };
|
|
|
|
static const ELEMENT_FACE tet_faces[4] =
|
|
{ { 4, 2, 3, 0 },
|
|
{ 4, 3, 1, 0 },
|
|
{ 4, 1, 2, 0 },
|
|
{ 1, 3, 2, 0 } };
|
|
|
|
static const ELEMENT_FACE prism_faces[5] =
|
|
{
|
|
{ 1, 3, 2, 0 },
|
|
{ 4, 5, 6, 0 },
|
|
{ 3, 1, 4, 6 },
|
|
{ 1, 2, 5, 4 },
|
|
{ 2, 3, 6, 5 }
|
|
};
|
|
|
|
static const ELEMENT_FACE pyramid_faces[5] =
|
|
{
|
|
{ 1, 2, 5, 0 },
|
|
{ 2, 3, 5, 0 },
|
|
{ 3, 4, 5, 0 },
|
|
{ 4, 1, 5, 0 },
|
|
{ 1, 4, 3, 2 }
|
|
};
|
|
|
|
static const ELEMENT_FACE hex_faces[6] =
|
|
{
|
|
{ 1, 4, 3, 2 },
|
|
{ 5, 6, 7, 8 },
|
|
{ 1, 2, 6, 5 },
|
|
{ 2, 3, 7, 6 },
|
|
{ 3, 4, 8, 7 },
|
|
{ 4, 1, 5, 8 }
|
|
};
|
|
|
|
|
|
|
|
switch (et)
|
|
{
|
|
case TRIG:
|
|
case TRIG6:
|
|
return trig_faces;
|
|
|
|
case QUAD:
|
|
case QUAD6:
|
|
case QUAD8:
|
|
return quad_faces;
|
|
|
|
|
|
case TET:
|
|
case TET10:
|
|
return tet_faces;
|
|
|
|
case PRISM:
|
|
case PRISM12:
|
|
case PRISM15:
|
|
return prism_faces;
|
|
|
|
case PYRAMID:
|
|
case PYRAMID13:
|
|
return pyramid_faces;
|
|
|
|
case SEGMENT:
|
|
case SEGMENT3:
|
|
|
|
case HEX:
|
|
case HEX20:
|
|
return hex_faces;
|
|
|
|
// default:
|
|
// cerr << "Ng_ME_GetVertices, illegal element type " << et << endl;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
inline const ELEMENT_FACE * MeshTopology :: GetFaces0 (ELEMENT_TYPE et)
|
|
{
|
|
static const ELEMENT_FACE trig_faces[1] =
|
|
{ { 0, 1, 2, -1 } };
|
|
static const ELEMENT_FACE quad_faces[1] =
|
|
{ { 0, 1, 2, 3 } };
|
|
|
|
static const ELEMENT_FACE tet_faces[4] =
|
|
{ { 3, 1, 2, -1 },
|
|
{ 3, 2, 0, -1 },
|
|
{ 3, 0, 1, -1 },
|
|
{ 0, 2, 1, -1 } };
|
|
|
|
static const ELEMENT_FACE prism_faces[5] =
|
|
{
|
|
{ 0, 2, 1, -1 },
|
|
{ 3, 4, 5, -1 },
|
|
{ 2, 0, 3, 5 },
|
|
{ 0, 1, 4, 3 },
|
|
{ 1, 2, 5, 4 }
|
|
};
|
|
|
|
static const ELEMENT_FACE pyramid_faces[5] =
|
|
{
|
|
{ 0, 1, 4, -1 },
|
|
{ 1, 2, 4, -1 },
|
|
{ 2, 3, 4, -1 },
|
|
{ 3, 0, 4, -1 },
|
|
{ 0, 3, 2, 1 }
|
|
};
|
|
|
|
static const ELEMENT_FACE hex_faces[6] =
|
|
{
|
|
{ 0, 3, 2, 1 },
|
|
{ 4, 5, 6, 7 },
|
|
{ 0, 1, 5, 4 },
|
|
{ 1, 2, 6, 5 },
|
|
{ 2, 3, 7, 6 },
|
|
{ 3, 0, 4, 7 }
|
|
};
|
|
|
|
|
|
|
|
switch (et)
|
|
{
|
|
case TRIG:
|
|
case TRIG6:
|
|
return trig_faces;
|
|
|
|
case QUAD:
|
|
case QUAD6:
|
|
case QUAD8:
|
|
return quad_faces;
|
|
|
|
|
|
case TET:
|
|
case TET10:
|
|
return tet_faces;
|
|
|
|
case PRISM:
|
|
case PRISM12:
|
|
case PRISM15:
|
|
return prism_faces;
|
|
|
|
case PYRAMID:
|
|
case PYRAMID13:
|
|
return pyramid_faces;
|
|
|
|
case SEGMENT:
|
|
case SEGMENT3:
|
|
|
|
case HEX:
|
|
case HEX20:
|
|
return hex_faces;
|
|
|
|
// default:
|
|
// cerr << "Ng_ME_GetVertices, illegal element type " << et << endl;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
}
|
|
|
|
#endif
|