register 1,2,3d elements to numpy to be used in arrays

This commit is contained in:
Christopher Lackner 2022-09-13 15:12:42 +02:00
parent 79b266fac3
commit c18a317702
15 changed files with 210 additions and 185 deletions

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@ -701,9 +701,9 @@ namespace netgen
{
int hpelnr = -1;
if (mesh->GetDimension() == 2)
hpelnr = mesh->SurfaceElement(ei).hp_elnr;
hpelnr = mesh->SurfaceElement(ei).GetHpElnr();
else
hpelnr = mesh->VolumeElement(ei).hp_elnr;
hpelnr = mesh->VolumeElement(ei).GetHpElnr();
if (hpelnr < 0)
throw NgException("Ngx_Mesh::GetHPElementLevel: Wrong hp-element number!");

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@ -1632,7 +1632,7 @@ namespace netgen
if (mesh.coarsemesh)
{
const HPRefElement & hpref_el =
(*mesh.hpelements) [mesh[elnr].hp_elnr];
(*mesh.hpelements) [mesh[elnr].GetHpElnr()];
return mesh.coarsemesh->GetCurvedElements().IsSurfaceElementCurved (hpref_el.coarse_elnr);
}
@ -1679,7 +1679,7 @@ namespace netgen
if (mesh.coarsemesh)
{
const HPRefElement & hpref_el =
(*mesh.hpelements) [mesh[elnr].hp_elnr];
(*mesh.hpelements) [mesh[elnr].GetHpElnr()];
// xi umrechnen
double lami[4];
@ -2428,7 +2428,7 @@ namespace netgen
if (mesh.coarsemesh)
{
const HPRefElement & hpref_el =
(*mesh.hpelements) [mesh[elnr].hp_elnr];
(*mesh.hpelements) [mesh[elnr].GetHpElnr()];
return mesh.coarsemesh->GetCurvedElements().IsElementCurved (hpref_el.coarse_elnr);
}
@ -2480,7 +2480,7 @@ namespace netgen
if (mesh.coarsemesh)
{
const HPRefElement & hpref_el =
(*mesh.hpelements) [mesh[elnr].hp_elnr];
(*mesh.hpelements) [mesh[elnr].GetHpElnr()];
return mesh.coarsemesh->GetCurvedElements().IsElementHighOrder (hpref_el.coarse_elnr);
}
@ -2519,7 +2519,7 @@ namespace netgen
if (mesh.coarsemesh)
{
const HPRefElement & hpref_el =
(*mesh.hpelements) [mesh[elnr].hp_elnr];
(*mesh.hpelements) [mesh[elnr].GetHpElnr()];
// xi umrechnen
double lami[8];
@ -4065,7 +4065,7 @@ namespace netgen
if (mesh.coarsemesh)
{
const HPRefElement & hpref_el =
(*mesh.hpelements) [mesh[elnr].hp_elnr];
(*mesh.hpelements) [mesh[elnr].GetHpElnr()];
// xi umrechnen
T lami[4];
@ -4529,7 +4529,7 @@ namespace netgen
if (mesh.coarsemesh)
{
const HPRefElement & hpref_el =
(*mesh.hpelements) [mesh[elnr].hp_elnr];
(*mesh.hpelements) [mesh[elnr].GetHpElnr()];
// xi umrechnen
T lami[8];

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@ -1403,7 +1403,7 @@ namespace netgen
Element2d el(hpel.np);
for(int j=0;j<hpel.np;j++)
el.PNum(j+1) = hpel.pnums[j];
el.hp_elnr = i;
el.SetHpElnr(i);
el.SetIndex(hpel.index);
if(setorders)
el.SetOrder(act_ref+1,act_ref+1,0);
@ -1421,7 +1421,7 @@ namespace netgen
for(int j=0;j<hpel.np;j++)
el.PNum(j+1) = hpel.pnums[j];
el.SetIndex(hpel.index);
el.hp_elnr = i;
el.SetHpElnr(i);
if(setorders)
el.SetOrder(act_ref+1,act_ref+1,act_ref+1);
if((*mesh.coarsemesh)[ElementIndex{hpel.coarse_elnr}].IsCurved())
@ -1451,7 +1451,7 @@ namespace netgen
for(ElementIndex i=0;i<mesh.GetNE(); i++)
{
// Element el = mesh[i] ;
HPRefElement & hpel = hpelements[mesh[i].hp_elnr];
HPRefElement & hpel = hpelements[mesh[i].GetHpElnr()];
const ELEMENT_EDGE * edges = MeshTopology::GetEdges1 (mesh[i].GetType());
double dist[3] = {0,0,0};
int ord_dir[3] = {0,0,0};
@ -1523,7 +1523,7 @@ namespace netgen
for(SurfaceElementIndex i=0;i<mesh.GetNSE(); i++)
{
// Element2d el = mesh[i] ;
HPRefElement & hpel = hpelements[mesh[i].hp_elnr];
HPRefElement & hpel = hpelements[mesh[i].GetHpElnr()];
const ELEMENT_EDGE * edges = MeshTopology::GetEdges1 (mesh[i].GetType());
double dist[3] = {0,0,0};
int ord_dir[3] = {0,0,0};

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@ -19,7 +19,7 @@ inline void AppendEdges( const Element & elem, PointIndex pi, Array<std::tuple<P
{ { 0, 1 }, { 0, 2 }, { 0, 3 },
{ 1, 2 }, { 1, 3 }, { 2, 3 } };
if(elem.flags.fixed)
if(elem.Flags().fixed)
return;
for (int j = 0; j < 6; j++)
{

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@ -41,7 +41,7 @@ static ArrayMem<Element, 3> SplitElement (Element old, PointIndex pi0, PointInde
ArrayMem<Element, 3> new_elements;
// split element by cutting edge pi0,pi1 at pinew
auto np = old.GetNP();
old.flags.illegal_valid = 0;
old.Flags().illegal_valid = 0;
if(np == 4)
{
// Split tet into two tets
@ -232,7 +232,7 @@ double MeshOptimize3d :: CombineImproveEdge (Mesh & mesh,
break;
}
elem.flags.illegal_valid = 0;
elem.Flags().illegal_valid = 0;
if (!mesh.LegalTet(elem))
badness_new += 1e4;
}
@ -255,7 +255,7 @@ double MeshOptimize3d :: CombineImproveEdge (Mesh & mesh,
if (elem[l] == pi1)
elem[l] = pi0;
elem.flags.illegal_valid = 0;
elem.Flags().illegal_valid = 0;
if (!mesh.LegalTet (elem))
(*testout) << "illegal tet " << ei << endl;
}
@ -265,7 +265,7 @@ double MeshOptimize3d :: CombineImproveEdge (Mesh & mesh,
for (auto ei : has_both_points)
{
mesh[ei].flags.illegal_valid = 0;
mesh[ei].Flags().illegal_valid = 0;
mesh[ei].Delete();
}
}
@ -505,9 +505,9 @@ double MeshOptimize3d :: SplitImproveEdge (Mesh & mesh, OPTIMIZEGOAL goal, Table
Element newel1 = oldel;
Element newel2 = oldel;
oldel.flags.illegal_valid = 0;
newel1.flags.illegal_valid = 0;
newel2.flags.illegal_valid = 0;
oldel.Flags().illegal_valid = 0;
newel1.Flags().illegal_valid = 0;
newel2.Flags().illegal_valid = 0;
for (int l = 0; l < 4; l++)
{
@ -536,11 +536,11 @@ double MeshOptimize3d :: SplitImproveEdge (Mesh & mesh, OPTIMIZEGOAL goal, Table
Element newel1 = oldel;
Element newel2 = oldel;
oldel.flags.illegal_valid = 0;
oldel.Flags().illegal_valid = 0;
oldel.Delete();
newel1.flags.illegal_valid = 0;
newel2.flags.illegal_valid = 0;
newel1.Flags().illegal_valid = 0;
newel2.Flags().illegal_valid = 0;
for (int l = 0; l < 4; l++)
{
@ -799,9 +799,9 @@ double MeshOptimize3d :: SwapImproveEdge (Mesh & mesh, OPTIMIZEGOAL goal,
CalcBad (mesh.Points(), el32, 0) +
CalcBad (mesh.Points(), el33, 0);
el31.flags.illegal_valid = 0;
el32.flags.illegal_valid = 0;
el33.flags.illegal_valid = 0;
el31.Flags().illegal_valid = 0;
el32.Flags().illegal_valid = 0;
el33.Flags().illegal_valid = 0;
if (!mesh.LegalTet(el31) ||
!mesh.LegalTet(el32) ||
@ -823,8 +823,8 @@ double MeshOptimize3d :: SwapImproveEdge (Mesh & mesh, OPTIMIZEGOAL goal,
bad2 = CalcBad (mesh.Points(), el21, 0) +
CalcBad (mesh.Points(), el22, 0);
el21.flags.illegal_valid = 0;
el22.flags.illegal_valid = 0;
el21.Flags().illegal_valid = 0;
el22.Flags().illegal_valid = 0;
if (!mesh.LegalTet(el21) ||
!mesh.LegalTet(el22))
@ -866,8 +866,8 @@ double MeshOptimize3d :: SwapImproveEdge (Mesh & mesh, OPTIMIZEGOAL goal,
mesh[hasbothpoints[1]].Delete();
mesh[hasbothpoints[2]].Delete();
el21.flags.illegal_valid = 0;
el22.flags.illegal_valid = 0;
el21.Flags().illegal_valid = 0;
el22.Flags().illegal_valid = 0;
mesh.AddVolumeElement(el21);
mesh.AddVolumeElement(el22);
}
@ -942,10 +942,10 @@ double MeshOptimize3d :: SwapImproveEdge (Mesh & mesh, OPTIMIZEGOAL goal,
CalcBad (mesh.Points(), el4, 0);
el1.flags.illegal_valid = 0;
el2.flags.illegal_valid = 0;
el3.flags.illegal_valid = 0;
el4.flags.illegal_valid = 0;
el1.Flags().illegal_valid = 0;
el2.Flags().illegal_valid = 0;
el3.Flags().illegal_valid = 0;
el4.Flags().illegal_valid = 0;
if (goal != OPT_CONFORM)
@ -978,10 +978,10 @@ double MeshOptimize3d :: SwapImproveEdge (Mesh & mesh, OPTIMIZEGOAL goal,
CalcBad (mesh.Points(), el3, 0) +
CalcBad (mesh.Points(), el4, 0);
el1.flags.illegal_valid = 0;
el2.flags.illegal_valid = 0;
el3.flags.illegal_valid = 0;
el4.flags.illegal_valid = 0;
el1.Flags().illegal_valid = 0;
el2.Flags().illegal_valid = 0;
el3.Flags().illegal_valid = 0;
el4.Flags().illegal_valid = 0;
if (goal != OPT_CONFORM)
{
@ -1014,10 +1014,10 @@ double MeshOptimize3d :: SwapImproveEdge (Mesh & mesh, OPTIMIZEGOAL goal,
CalcBad (mesh.Points(), el3b, 0) +
CalcBad (mesh.Points(), el4b, 0);
el1b.flags.illegal_valid = 0;
el2b.flags.illegal_valid = 0;
el3b.flags.illegal_valid = 0;
el4b.flags.illegal_valid = 0;
el1b.Flags().illegal_valid = 0;
el2b.Flags().illegal_valid = 0;
el3b.Flags().illegal_valid = 0;
el4b.Flags().illegal_valid = 0;
if (goal != OPT_CONFORM)
{
@ -1054,10 +1054,10 @@ double MeshOptimize3d :: SwapImproveEdge (Mesh & mesh, OPTIMIZEGOAL goal,
for (auto i : IntRange(4))
mesh[hasbothpoints[i]].Delete();
el1.flags.illegal_valid = 0;
el2.flags.illegal_valid = 0;
el3.flags.illegal_valid = 0;
el4.flags.illegal_valid = 0;
el1.Flags().illegal_valid = 0;
el2.Flags().illegal_valid = 0;
el3.Flags().illegal_valid = 0;
el4.Flags().illegal_valid = 0;
mesh.AddVolumeElement (el1);
mesh.AddVolumeElement (el2);
mesh.AddVolumeElement (el3);
@ -1068,10 +1068,10 @@ double MeshOptimize3d :: SwapImproveEdge (Mesh & mesh, OPTIMIZEGOAL goal,
for (auto i : IntRange(4))
mesh[hasbothpoints[i]].Delete();
el1b.flags.illegal_valid = 0;
el2b.flags.illegal_valid = 0;
el3b.flags.illegal_valid = 0;
el4b.flags.illegal_valid = 0;
el1b.Flags().illegal_valid = 0;
el2b.Flags().illegal_valid = 0;
el3b.Flags().illegal_valid = 0;
el4b.Flags().illegal_valid = 0;
mesh.AddVolumeElement (el1b);
mesh.AddVolumeElement (el2b);
mesh.AddVolumeElement (el3b);
@ -1174,7 +1174,7 @@ double MeshOptimize3d :: SwapImproveEdge (Mesh & mesh, OPTIMIZEGOAL goal,
hel[3] = pi2;
bad2 += CalcBad (mesh.Points(), hel, 0);
hel.flags.illegal_valid = 0;
hel.Flags().illegal_valid = 0;
if (!mesh.LegalTet(hel)) bad2 += 1e4;
hel[2] = suroundpts[k % nsuround];
@ -1183,7 +1183,7 @@ double MeshOptimize3d :: SwapImproveEdge (Mesh & mesh, OPTIMIZEGOAL goal,
bad2 += CalcBad (mesh.Points(), hel, 0);
hel.flags.illegal_valid = 0;
hel.Flags().illegal_valid = 0;
if (!mesh.LegalTet(hel)) bad2 += 1e4;
}
// (*testout) << "bad2," << l << " = " << bad2 << endl;
@ -1253,7 +1253,7 @@ double MeshOptimize3d :: SwapImproveEdge (Mesh & mesh, OPTIMIZEGOAL goal,
hel[1] = suroundpts[k % nsuround];
hel[2] = suroundpts[(k+1) % nsuround];
hel[3] = pi2;
hel.flags.illegal_valid = 0;
hel.Flags().illegal_valid = 0;
/*
(*testout) << nsuround << "-swap, new el,top = "
@ -1309,7 +1309,7 @@ void MeshOptimize3d :: SwapImprove (Mesh & mesh, OPTIMIZEGOAL goal,
for (ElementIndex eli : myrange)
{
const auto & el = mesh[eli];
if(el.flags.fixed)
if(el.Flags().fixed)
continue;
for (auto pi : el.PNums())
@ -2412,9 +2412,9 @@ double MeshOptimize3d :: SwapImprove2 ( Mesh & mesh, OPTIMIZEGOAL goal, ElementI
CalcBad (mesh.Points(), el33, 0);
el31.flags.illegal_valid = 0;
el32.flags.illegal_valid = 0;
el33.flags.illegal_valid = 0;
el31.Flags().illegal_valid = 0;
el32.Flags().illegal_valid = 0;
el33.Flags().illegal_valid = 0;
if (!mesh.LegalTet(el31) ||
!mesh.LegalTet(el32) ||
@ -2433,9 +2433,9 @@ double MeshOptimize3d :: SwapImprove2 ( Mesh & mesh, OPTIMIZEGOAL goal, ElementI
if (d_badness<0.0)
{
el31.flags.illegal_valid = 0;
el32.flags.illegal_valid = 0;
el33.flags.illegal_valid = 0;
el31.Flags().illegal_valid = 0;
el32.Flags().illegal_valid = 0;
el33.Flags().illegal_valid = 0;
mesh[eli1].Delete();
mesh[eli2].Delete();
@ -2655,7 +2655,7 @@ double MeshOptimize3d :: SplitImprove2Element (Mesh & mesh,
if(badness_after<badness_before)
{
PointIndex pinew = mesh.AddPoint (center);
el.flags.illegal_valid = 0;
el.Flags().illegal_valid = 0;
el.Delete();
for (auto ei1 : has_both_points0)

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@ -599,9 +599,9 @@ namespace netgen
{
volelements.Append (el);
}
volelements.Last().flags.illegal_valid = 0;
volelements.Last().flags.fixed = 0;
volelements.Last().flags.deleted = 0;
volelements.Last().Flags().illegal_valid = 0;
volelements.Last().Flags().fixed = 0;
volelements.Last().Flags().deleted = 0;
// while (volelements.Size() > eltyps.Size())
// eltyps.Append (FREEELEMENT);
@ -622,9 +622,9 @@ namespace netgen
*/
volelements[ei] = el;
volelements[ei].flags.illegal_valid = 0;
volelements[ei].flags.fixed = 0;
volelements[ei].flags.deleted = 0;
volelements[ei].Flags().illegal_valid = 0;
volelements[ei].Flags().fixed = 0;
volelements[ei].Flags().deleted = 0;
}
@ -3241,7 +3241,7 @@ namespace netgen
if (dist[el[j]] < elmin)
elmin = dist[el[j]];
el.flags.fixed = elmin > layers;
el.Flags().fixed = elmin > layers;
// eltyps.Elem(i) = (elmin <= layers) ?
// FREEELEMENT : FIXEDELEMENT;
if (elmin <= layers)
@ -4384,7 +4384,7 @@ namespace netgen
for (i = 1; i <= ne; i++)
{
Element & el = (Element&) VolumeElement(i);
el.flags.badel = 0;
el.Flags().badel = 0;
int nip = el.GetNIP();
for (j = 1; j <= nip; j++)
{
@ -4393,7 +4393,7 @@ namespace netgen
if (det > 0)
{
PrintError ("Element ", i , " has wrong orientation");
el.flags.badel = 1;
el.Flags().badel = 1;
}
}
}
@ -6472,7 +6472,7 @@ namespace netgen
if (el.GetType() != TET)
{
VolumeElement(i).flags.badel = 0;
VolumeElement(i).Flags().badel = 0;
continue;
}
@ -6554,7 +6554,7 @@ namespace netgen
}
VolumeElement(i).flags.badel = badel;
VolumeElement(i).Flags().badel = badel;
if (badel) badtets++;
}

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@ -365,7 +365,7 @@ namespace netgen
Element & operator[] (ElementIndex ei) { return volelements[ei]; }
ELEMENTTYPE ElementType (ElementIndex i) const
{ return (volelements[i].flags.fixed) ? FIXEDELEMENT : FREEELEMENT; }
{ return (volelements[i].Flags().fixed) ? FIXEDELEMENT : FREEELEMENT; }
const auto & VolumeElements() const { return volelements; }
auto & VolumeElements() { return volelements; }

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@ -178,62 +178,6 @@ namespace netgen
*/
}
Segment::Segment (const Segment & other)
:
edgenr(other.edgenr),
singedge_left(other.singedge_left),
singedge_right(other.singedge_right),
seginfo(other.seginfo),
si(other.si),
domin(other.domin),
domout(other.domout),
tlosurf(other.tlosurf),
geominfo(),
surfnr1(other.surfnr1),
surfnr2(other.surfnr2),
epgeominfo(),
meshdocval(other.meshdocval),
is_curved(other.is_curved),
hp_elnr(other.hp_elnr)
{
for (int j = 0; j < 3; j++)
pnums[j] = other.pnums[j];
geominfo[0] = other.geominfo[0];
geominfo[1] = other.geominfo[1];
epgeominfo[0] = other.epgeominfo[0];
epgeominfo[1] = other.epgeominfo[1];
}
Segment& Segment::operator=(const Segment & other)
{
if (&other != this)
{
pnums[0] = other[0];
pnums[1] = other[1];
edgenr = other.edgenr;
singedge_left = other.singedge_left;
singedge_right = other.singedge_right;
seginfo = other.seginfo;
si = other.si;
domin = other.domin;
domout = other.domout;
tlosurf = other.tlosurf;
geominfo[0] = other.geominfo[0];
geominfo[1] = other.geominfo[1];
surfnr1 = other.surfnr1;
surfnr2 = other.surfnr2;
epgeominfo[0] = other.epgeominfo[0];
epgeominfo[1] = other.epgeominfo[1];
pnums[2] = other.pnums[2];
meshdocval = other.meshdocval;
hp_elnr = other.hp_elnr;
is_curved = other.is_curved;
}
return *this;
}
void Segment :: DoArchive (Archive & ar)
{
string * bcname_dummy = nullptr;

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@ -128,15 +128,7 @@ namespace netgen
EdgePointGeomInfo ()
: edgenr(-1), body(0), dist(0.0), u(0.0), v(0.0) { ; }
EdgePointGeomInfo & operator= (const EdgePointGeomInfo & gi2)
{
edgenr = gi2.edgenr;
body = gi2.body;
dist = gi2.dist;
u = gi2.u; v = gi2.v;
return *this;
}
EdgePointGeomInfo & operator= (const EdgePointGeomInfo & gi2) = default;
};
inline ostream & operator<< (ostream & ost, const EdgePointGeomInfo & gi)
@ -430,8 +422,19 @@ namespace netgen
/// a linked list for all segments in the same face
SurfaceElementIndex next;
///
int hp_elnr;
public:
static auto GetDataLayout()
{
return std::map<string, int>({
{ "pnum", offsetof(Element2d, pnum)},
{ "index", offsetof(Element2d, index) },
{ "np", offsetof(Element2d, np) }
});
}
///
DLL_HEADER Element2d ();
Element2d (const Element2d &) = default;
@ -587,6 +590,8 @@ namespace netgen
void SetOrder (int ox, int oy, int /* oz */) { orderx = ox; ordery = oy;}
void SetOrder (int ox, int oy) { orderx = ox; ordery = oy;}
int GetHpElnr() const { return hp_elnr; }
void SetHpElnr(int _hp_elnr) { hp_elnr = _hp_elnr; }
///
void GetBox (const T_POINTS & points, Box3d & box) const;
@ -679,10 +684,6 @@ namespace netgen
bool operator==(const Element2d & el2) const;
int HasFace(const Element2d& el) const;
///
int meshdocval;
///
int hp_elnr;
};
ostream & operator<<(ostream & s, const Element2d & el);
@ -719,20 +720,6 @@ namespace netgen
ELEMENT_TYPE typ;
/// number of points (4..tet, 5..pyramid, 6..prism, 8..hex, 10..quad tet, 12..quad prism)
int8_t np;
///
class flagstruct {
public:
bool marked:1; // marked for refinement
bool badel:1; // angles worse then limit
bool reverse:1; // for refinement a la Bey
bool illegal:1; // illegal, will be split or swapped
bool illegal_valid:1; // is illegal-flag valid ?
bool badness_valid:1; // is badness valid ?
bool refflag:1; // mark element for refinement
bool strongrefflag:1;
bool deleted:1; // element is deleted, will be removed from array
bool fixed:1; // don't change element in optimization
};
/// sub-domain index
int index;
@ -747,8 +734,32 @@ namespace netgen
float badness;
bool is_curved:1; // element is (high order) curved
class flagstruct {
public:
bool marked:1; // marked for refinement
bool badel:1; // angles worse then limit
bool reverse:1; // for refinement a la Bey
bool illegal:1; // illegal, will be split or swapped
bool illegal_valid:1; // is illegal-flag valid ?
bool badness_valid:1; // is badness valid ?
bool refflag:1; // mark element for refinement
bool strongrefflag:1;
bool deleted:1; // element is deleted, will be removed from array
bool fixed:1; // don't change element in optimization
};
flagstruct flags;
int hp_elnr;
public:
static auto GetDataLayout()
{
return std::map<string, int>({
{ "pnum", offsetof(Element, pnum)},
{ "index", offsetof(Element, index) },
{ "np", offsetof(Element, np) }
});
}
///
DLL_HEADER Element () = default;
@ -764,6 +775,9 @@ namespace netgen
///
// Element & operator= (const Element & el2);
const flagstruct& Flags() const { return flags; }
flagstruct& Flags() { return flags; }
///
DLL_HEADER void SetNP (int anp);
///
@ -909,6 +923,9 @@ namespace netgen
///
DLL_HEADER void Invert ();
int GetHpElnr() const { return hp_elnr; }
void SetHpElnr(int _hp_elnr) { hp_elnr = _hp_elnr; }
/// split into 4 node tets
void GetTets (NgArray<Element> & locels) const;
/// split into 4 node tets, local point nrs
@ -993,7 +1010,6 @@ namespace netgen
bool IsCurved () const { return is_curved; }
void SetCurved (bool acurved) { is_curved = acurved; }
int hp_elnr;
};
ostream & operator<<(ostream & s, const Element & el);
@ -1011,10 +1027,7 @@ namespace netgen
public:
///
DLL_HEADER Segment();
DLL_HEADER Segment (const Segment& other);
~Segment()
{ ; }
Segment (const Segment& other) = default;
// friend ostream & operator<<(ostream & s, const Segment & seg);
@ -1050,10 +1063,8 @@ namespace netgen
///
int meshdocval;
private:
bool is_curved;
public:
int hp_elnr;
/*
PointIndex operator[] (int i) const
{ return (i == 0) ? p1 : p2; }
@ -1062,10 +1073,9 @@ namespace netgen
{ return (i == 0) ? p1 : p2; }
*/
Segment& operator=(const Segment & other);
Segment& operator=(const Segment & other) = default;
int hp_elnr;
int GetNP() const
{

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@ -434,6 +434,27 @@ DLL_HEADER void ExportNetgenMeshing(py::module &m)
}))
;
if(ngcore_have_numpy)
{
auto data_layout = Element::GetDataLayout();
py::detail::npy_format_descriptor<Element>::register_dtype({
py::detail::field_descriptor {
"nodes", data_layout["pnum"],
ELEMENT_MAXPOINTS * sizeof(PointIndex),
py::format_descriptor<int[ELEMENT_MAXPOINTS]>::format(),
py::detail::npy_format_descriptor<int[ELEMENT_MAXPOINTS]>::dtype() },
py::detail::field_descriptor {
"index", data_layout["index"], sizeof(int),
py::format_descriptor<int>::format(),
py::detail::npy_format_descriptor<int>::dtype() },
py::detail::field_descriptor {
"np", data_layout["np"], sizeof(int8_t),
py::format_descriptor<signed char>::format(),
pybind11::dtype("int8") }
});
}
py::class_<Element2d>(m, "Element2D")
.def(py::init ([](int index, std::vector<PointIndex> vertices)
{
@ -493,6 +514,26 @@ DLL_HEADER void ExportNetgenMeshing(py::module &m)
}))
;
if(ngcore_have_numpy)
{
auto data_layout = Element2d::GetDataLayout();
py::detail::npy_format_descriptor<Element2d>::register_dtype({
py::detail::field_descriptor {
"nodes", data_layout["pnum"],
ELEMENT2D_MAXPOINTS * sizeof(PointIndex),
py::format_descriptor<int[ELEMENT2D_MAXPOINTS]>::format(),
py::detail::npy_format_descriptor<int[ELEMENT2D_MAXPOINTS]>::dtype() },
py::detail::field_descriptor {
"index", data_layout["index"], sizeof(int),
py::format_descriptor<int>::format(),
py::detail::npy_format_descriptor<int>::dtype() },
py::detail::field_descriptor {
"np", data_layout["np"], sizeof(int8_t),
py::format_descriptor<signed char>::format(),
pybind11::dtype("int8") }
});
}
py::class_<Segment>(m, "Element1D")
.def(py::init([](py::list vertices, py::list surfaces, int index, int edgenr,
py::list trignums)
@ -557,6 +598,20 @@ DLL_HEADER void ExportNetgenMeshing(py::module &m)
}))
;
if(ngcore_have_numpy)
{
py::detail::npy_format_descriptor<Segment>::register_dtype({
py::detail::field_descriptor {
"nodes", offsetof(Segment, pnums),
3 * sizeof(PointIndex),
py::format_descriptor<int[3]>::format(),
py::detail::npy_format_descriptor<int[3]>::dtype() },
py::detail::field_descriptor {
"index", offsetof(Segment, edgenr), sizeof(int),
py::format_descriptor<int>::format(),
py::detail::npy_format_descriptor<int>::dtype() },
});
}
py::class_<Element0d>(m, "Element0D")
.def(py::init([](PointIndex vertex, int index)

View File

@ -414,7 +414,7 @@ namespace netgen
{ 2, 4, 9 },
{ 3, 4, 10 } };
int elrev = el.flags.reverse;
int elrev = el.Flags().reverse;
for (int j = 1; j <= 4; j++)
pnums.Elem(j) = el.PNum(j);
@ -480,10 +480,10 @@ namespace netgen
for (int k = 1; k <= 4; k++)
nel.PNum(k) = pnums.Get(reftab[j][k-1]);
nel.SetIndex(ind);
nel.flags.reverse = reverse[j];
nel.Flags().reverse = reverse[j];
if (elrev)
{
nel.flags.reverse = !nel.flags.reverse;
nel.Flags().reverse = !nel.Flags().reverse;
swap (nel.PNum(3), nel.PNum(4));
}
@ -794,10 +794,10 @@ namespace netgen
if (mesh.VolumeElement(i).Volume(mesh.Points()) < 0)
{
wrongels++;
mesh.VolumeElement(i).flags.badel = 1;
mesh.VolumeElement(i).Flags().badel = 1;
}
else
mesh.VolumeElement(i).flags.badel = 0;
mesh.VolumeElement(i).Flags().badel = 0;
if (wrongels)
{
@ -900,14 +900,14 @@ namespace netgen
if (mesh.VolumeElement(i).Volume(mesh.Points()) < 0)
{
wrongels++;
mesh.VolumeElement(i).flags.badel = 1;
mesh.VolumeElement(i).Flags().badel = 1;
(*testout) << "wrong el: ";
for (int j = 1; j <= 4; j++)
(*testout) << mesh.VolumeElement(i).PNum(j) << " ";
(*testout) << endl;
}
else
mesh.VolumeElement(i).flags.badel = 0;
mesh.VolumeElement(i).Flags().badel = 0;
}
cout << "wrongels = " << wrongels << endl;
}

View File

@ -473,10 +473,10 @@ namespace netgen
if (mesh.VolumeElement(i).CalcJacobianBadness (mesh.Points()) > 1e10)
{
wrongels++;
mesh.VolumeElement(i).flags.badel = 1;
mesh.VolumeElement(i).Flags().badel = 1;
}
else
mesh.VolumeElement(i).flags.badel = 0;
mesh.VolumeElement(i).Flags().badel = 0;
double facok = 0;
double factry;
@ -559,7 +559,7 @@ namespace netgen
{
wrongels++;
Element & el = mesh.VolumeElement(i);
el.flags.badel = 1;
el.Flags().badel = 1;
if (lam < 1e-4)
@ -574,7 +574,7 @@ namespace netgen
*/
}
else
mesh.VolumeElement(i).flags.badel = 0;
mesh.VolumeElement(i).Flags().badel = 0;
}
cout << "wrongels = " << wrongels << endl;
}
@ -597,10 +597,10 @@ namespace netgen
if (illegalels.Test(i))
{
cout << "illegal element: " << i << endl;
mesh.VolumeElement(i).flags.badel = 1;
mesh.VolumeElement(i).Flags().badel = 1;
}
else
mesh.VolumeElement(i).flags.badel = 0;
mesh.VolumeElement(i).Flags().badel = 0;
}
/*

View File

@ -1320,7 +1320,7 @@ namespace netgen
if (mesh->coarsemesh && mesh->hpelements->Size() == mesh->GetNE() )
{
const HPRefElement & hpref_el =
(*mesh->hpelements) [ (*mesh)[vertels[k]].hp_elnr];
(*mesh->hpelements) [ (*mesh)[vertels[k]].GetHpElnr()];
(*testout) << "coarse eleme = " << hpref_el.coarse_elnr << endl;
}

View File

@ -597,8 +597,8 @@ namespace netgen
for (int i = 1; i <= mesh->GetNE(); i++)
{
if (mesh->VolumeElement(i).flags.badel ||
mesh->VolumeElement(i).flags.illegal ||
if (mesh->VolumeElement(i).Flags().badel ||
mesh->VolumeElement(i).Flags().illegal ||
(i == vispar.drawelement))
{
// copy to be thread-safe
@ -636,7 +636,7 @@ namespace netgen
for (ElementIndex ei : mesh->VolumeElements().Range())
{
if ((*mesh)[ei].flags.badel)
if ((*mesh)[ei].Flags().badel)
{
// copy to be thread-safe
Element el = (*mesh)[ei];

View File

@ -13,5 +13,21 @@ def test_array_numpy():
a.NumPy().sort()
assert(all(a == array([0,0,2,2,5])))
def test_mesh_elements_numpy_array_access():
from netgen.csg import unit_cube
mesh = unit_cube.GenerateMesh()
np_els = mesh.Elements3D().NumPy()
vol_nodes = np_els["nodes"]
indices = np_els["index"]
nps = np_els["np"]
for nodes, el, index, np in zip(vol_nodes, mesh.Elements3D(), indices, nps):
for n1, n2 in zip(nodes, el.vertices):
assert n1 == n2
for n in nodes[len(el.vertices):]:
assert n == 0
assert el.index == index
assert len(el.vertices) == np
if __name__ == "__main__":
test_array_numpy()
test_mesh_elements_numpy_array_access()