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add get refinement level function for hp refinement. Works for point singularities

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This commit is contained in:
Michael 2018-11-05 10:45:33 +01:00
parent 944bedf2ac
commit 2a39b426aa
3 changed files with 51 additions and 40 deletions
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2
libsrc/include/nginterface_v2.hpp
View File

@ -296,6 +296,8 @@ namespace netgen
void (*taskmanager)(function<void(int,int)>) = &DummyTaskManager2,
void (*tracer)(string, bool) = &DummyTracer2);
int GetElementLevel (int ei) const;
void GetParentNodes (int ni, int * parents) const;
int GetParentElement (int ei) const;
int GetParentSElement (int ei) const;

20
libsrc/interface/nginterface_v2.cpp
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@ -675,6 +675,26 @@ namespace netgen
}
int Ngx_Mesh :: GetElementLevel (int ei) const
{
ei++;
if (mesh->hpelements)
{
int hpelnr = -1;
if (mesh->GetDimension() == 2)
hpelnr = mesh->SurfaceElement(ei).hp_elnr;
else
hpelnr = mesh->VolumeElement(ei).hp_elnr;
return (*mesh->hpelements)[hpelnr].levelx;
}
//else
// throw NgException("Ngx_Mesh::GetElementLevel only for HPRefinement implemented!");
return -1;
}
int Ngx_Mesh :: GetParentElement (int ei) const
{
ei++;

69
libsrc/meshing/hprefinement.cpp
View File

@ -22,8 +22,9 @@ namespace netgen
{
pnums[i] = -1;
param[i][0] = param[i][1] = param[i][2] = 0;
domin=-1; domout=-1; // he:
}
domin=-1; domout=-1; // he:
levelx = 0; levely = 0; levelz = 0;
}
HPRefElement :: HPRefElement ()
@ -31,46 +32,40 @@ namespace netgen
Reset();
}
HPRefElement :: HPRefElement(Element & el)
HPRefElement :: HPRefElement(Element & el) :
np(el.GetNV()), index(el.GetIndex()), levelx(0), levely(0), levelz(0), type(HP_NONE), domin(-1), domout(-1) //domin,out for segements
{
//Reset();
np = el.GetNV();
for (int i=0; i<np ; i++)
pnums[i] = el[i];
index = el.GetIndex();
const Point3d * points =
MeshTopology :: GetVertices (el.GetType());
for(int i=0;i<np;i++)
for(int l=0;l<3;l++)
param[i][l] = points[i].X(l+1);
type = HP_NONE;
domin=-1; domout=-1; // he: needed for segments
}
HPRefElement :: HPRefElement(Element2d & el)
HPRefElement :: HPRefElement(Element2d & el) :
levelx(0), levely(0), levelz(0), type(HP_NONE), index(el.GetIndex()), np(el.GetNV()), domin(-1), domout(-1) //domin,out for segements
{
//Reset();
np = el.GetNV();
for (int i=0; i<np ; i++)
pnums[i] = el[i];
index = el.GetIndex();
const Point3d * points =
MeshTopology :: GetVertices (el.GetType());
for(int i=0;i<np;i++)
for(int l=0;l<3;l++)
param[i][l] = points[i].X(l+1);
type = HP_NONE;
domin=-1; domout=-1; // he: needed for segments
}
HPRefElement :: HPRefElement(Segment & el)
HPRefElement :: HPRefElement(Segment & el) :
levelx(0), levely(0), levelz(0), type(HP_NONE), np(2), domin(el.domin), domout(el.domout), singedge_left(el.singedge_left), singedge_right(el.singedge_right)
{
//Reset();
np = 2;
for (int i=0; i<np ; i++)
pnums[i] = el[i];
const Point3d * points =
@ -86,35 +81,18 @@ namespace netgen
param[i][1] = -1; param[i][2] = -1;
}
*/
singedge_left = el.singedge_left;
singedge_right = el.singedge_right;
type = HP_NONE;
// he: needed for orientation!
domin = el.domin;
domout = el.domout;
}
HPRefElement :: HPRefElement(HPRefElement & el)
HPRefElement :: HPRefElement(HPRefElement & el) :
np(el.np), levelx(el.levelx), levely(el.levely), levelz(el.levelz), type(el.type), domin(el.domin), domout(el.domout), index(el.index), coarse_elnr(el.coarse_elnr), singedge_left(el.singedge_left), singedge_right(el.singedge_right)
{
//Reset();
np = el.np;
for (int i=0; i<np ; i++)
{
pnums[i] = el[i];
for(int l=0; l<3; l++) param[i][l] = el.param[i][l];
}
index = el.index;
levelx = el.levelx;
levely = el.levely;
levelz = el.levelz;
type = el.type;
coarse_elnr = el.coarse_elnr;
singedge_left = el.singedge_left;
singedge_right = el.singedge_right;
domin = el.domin; // he: needed for segments
domout=el.domout;
}
}
void HPRefElement :: SetType (HPREF_ELEMENT_TYPE t)
@ -707,7 +685,6 @@ namespace netgen
HPRefElement el = elements[i];
HPRef_Struct * hprs = Get_HPRef_Struct (el.type);
int newlevel = el.levelx + 1;
int oldnp = 0;
switch (hprs->geom)
{
@ -823,21 +800,33 @@ namespace netgen
*testout << endl;
*/
bool last = false;
while (hprs->neweltypes[j])
{
if (!hprs->neweltypes[j+1] || !hprs->neweltypes[j+2])
last = true;
HPRef_Struct * hprsnew = Get_HPRef_Struct (hprs->neweltypes[j]);
HPRefElement newel(el);
newel.type = hprs->neweltypes[j];
// newel.index = elements[i].index;
// newel.coarse_elnr = elements[i].coarse_elnr;
newel.levelx = newel.levely = newel.levelz = newlevel;
switch(hprsnew->geom)
{
case HP_SEGM: newel.np=2; break;
case HP_QUAD: newel.np=4; break;
case HP_TRIG: newel.np=3; break;
case HP_QUAD:
newel.np=4;
if (last)
newlevel--;
break;
case HP_TRIG:
newel.np=3;
if (last)
newlevel--;
break;
case HP_HEX: newel.np=8; break;
case HP_PRISM: newel.np=6; break;
case HP_TET: newel.np=4; break;
@ -868,7 +857,7 @@ namespace netgen
if (j == 0)
elements[i] = newel; // overwrite old element
else
else
elements.Append (newel);
j++;
}
@ -1337,7 +1326,7 @@ namespace netgen
Array<HPRefElement> & hpelements = *mesh.hpelements;
InitHPElements(mesh,hpelements);
Array<int> nplevel;
nplevel.Append (mesh.GetNP());