ForkMaster/netgen
1
0
Fork 0
mirror of https://github.com/NGSolve/netgen.git synced 2024-12-25 21:40:33 +05:00
Code Issues Packages Projects Releases Wiki Activity

Merge branch 'cleanup_geometry' into 'master'

Browse Source 
Cleanup geometry

See merge request jschoeberl/netgen!292
This commit is contained in:
Joachim Schöberl 2019-11-04 17:38:11 +00:00
commit 4a1ade52d2
18 changed files with 165 additions and 107 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
libsrc/csg/csgeom.cpp
View File

@ -72,11 +72,12 @@ namespace netgen
Clean();
}
void CSGeometry :: ProjectPoint(int surfind, Point<3> & p) const
PointGeomInfo CSGeometry :: ProjectPoint(int surfind, Point<3> & p) const
{
Point<3> hp = p;
GetSurface(surfind)->Project (hp);
p = hp;
return PointGeomInfo();
}
bool CSGeometry :: ProjectPointGI(int surfind, Point<3> & p, PointGeomInfo & gi) const
@ -86,7 +87,7 @@ namespace netgen
}
void CSGeometry :: ProjectPointEdge(int surfind, INDEX surfind2,
Point<3> & p) const
Point<3> & p, EdgePointGeomInfo* /*unused*/) const
{
Point<3> hp = p;
ProjectToEdge (GetSurface(surfind),
@ -95,7 +96,8 @@ namespace netgen
}
Vec<3> CSGeometry :: GetNormal(int surfind, const Point<3> & p) const
Vec<3> CSGeometry :: GetNormal(int surfind, const Point<3> & p,
const PointGeomInfo* /*unused*/) const
{
Vec<3> hn;
GetSurface(surfind)->CalcGradient(p, hn);

8
libsrc/csg/csgeom.hpp
View File

@ -188,10 +188,12 @@ namespace netgen
virtual void SaveToMeshFile (ostream & ost) const override;
void ProjectPoint(INDEX surfind, Point<3> & p) const override;
PointGeomInfo ProjectPoint(INDEX surfind, Point<3> & p) const override;
bool ProjectPointGI (int surfind, Point<3> & p, PointGeomInfo & gi) const override;
void ProjectPointEdge(INDEX surfind, INDEX surfind2, Point<3> & p) const override;
Vec<3> GetNormal(int surfind, const Point<3> & p) const override;
void ProjectPointEdge(INDEX surfind, INDEX surfind2, Point<3> & p,
EdgePointGeomInfo* gi = nullptr) const override;
Vec<3> GetNormal(int surfind, const Point<3> & p, const PointGeomInfo* gi = nullptr) const override;
void PointBetween(const Point<3> & p1, const Point<3> & p2,
double secpoint, int surfi,
const PointGeomInfo & gi1,

2
libsrc/geom2d/geometry2d.cpp
View File

@ -86,7 +86,7 @@ namespace netgen
}
Vec<3> SplineGeometry2d :: GetNormal(int surfi1, const Point<3> & p,
const PointGeomInfo & gi) const
const PointGeomInfo* gi) const
{
return Vec<3> (0,0,1);
}

2
libsrc/geom2d/geometry2d.hpp
View File

@ -182,7 +182,7 @@ namespace netgen
Vec<3> GetTangent (const Point<3> & p, int surfi1, int surfi2,
const EdgePointGeomInfo & ap1) const override;
Vec<3> GetNormal(int surfi1, const Point<3> & p,
const PointGeomInfo & gi) const override;
const PointGeomInfo* gi) const override;
const SplineSegExt & GetSpline (const int i) const
{

54
libsrc/meshing/basegeom.cpp
View File

@ -10,14 +10,6 @@ namespace netgen
GeometryRegister :: ~GeometryRegister()
{ ; }
Array<Point<3>> GeometryEdge :: GetEquidistantPointArray(size_t npoints) const
{
Array<Point<3>> pts(npoints);
for(auto i : Range(npoints))
pts[i] = GetPoint(double(i)/(npoints-1));
return pts;
}
void GeometryFace :: RestrictHTrig(Mesh& mesh,
const PointGeomInfo& gi0,
const PointGeomInfo& gi1,
@ -103,16 +95,23 @@ namespace netgen
mesh.SetLocalH(bounding_box.PMin(), bounding_box.PMax(),
mparam.grading);
// only set meshsize for edges longer than this
double mincurvelength = 1e-3 * bounding_box.Diam();
if(mparam.uselocalh)
{
double eps = 1e-12 * bounding_box.Diam();
const char* savetask = multithread.task;
multithread.task = "Analyse Edges";
// restrict meshsize on edges
for(const auto & edge : edges)
for(auto i : Range(edges))
{
multithread.percent = 100. * i/edges.Size();
const auto & edge = edges[i];
auto length = edge->GetLength();
// skip very short edges
if(length < eps)
if(length < mincurvelength)
continue;
static constexpr int npts = 20;
// restrict mesh size based on edge length
@ -135,9 +134,15 @@ namespace netgen
}
}
multithread.task = "Analyse Faces";
// restrict meshsize on faces
for(const auto& face : faces)
face->RestrictH(mesh, mparam);
for(auto i : Range(faces))
{
multithread.percent = 100. * i/faces.Size();
const auto& face = faces[i];
face->RestrictH(mesh, mparam);
}
multithread.task = savetask;
}
mesh.LoadLocalMeshSize(mparam.meshsizefilename);
}
@ -148,6 +153,8 @@ namespace netgen
static Timer t1("MeshEdges"); RegionTimer regt(t1);
static Timer tdivide("Divide Edges");
static Timer tdivedgesections("Divide edge sections");
const char* savetask = multithread.task;
multithread.task = "Mesh Edges";
// create face descriptors and set bc names
mesh.SetNBCNames(faces.Size());
@ -177,6 +184,7 @@ namespace netgen
auto boundary = face.GetBoundary(facebndnr);
for(auto enr : Range(boundary))
{
multithread.percent = 100. * ((double(enr)/boundary.Size() + facebndnr)/face.GetNBoundaries() + facenr)/faces.Size();
const auto& oriented_edge = *boundary[enr];
auto edgenr = GetEdgeIndex(oriented_edge);
const auto& edge = edges[edgenr];
@ -196,11 +204,15 @@ namespace netgen
double hvalue[divide_edge_sections+1];
hvalue[0] = 0;
Point<3> old_pt = edge->GetPoint(0.);
// calc local h for edge
tdivedgesections.Start();
auto edgepts = edge->GetEquidistantPointArray(divide_edge_sections+1);
for(auto i : Range(edgepts.Size()-1))
hvalue[i+1] = hvalue[i] + 1./mesh.GetH(edgepts[i+1]) * (edgepts[i+1]-edgepts[i]).Length();
for(auto i : Range(divide_edge_sections))
{
auto pt = edge->GetPoint(double(i+1)/divide_edge_sections);
hvalue[i+1] = hvalue[i] + 1./mesh.GetH(pt) * (pt-old_pt).Length();
old_pt = pt;
}
int nsubedges = max2(1, int(floor(hvalue[divide_edge_sections]+0.5)));
tdivedgesections.Stop();
mps.SetSize(nsubedges-1);
@ -235,7 +247,7 @@ namespace netgen
cout << "CORRECTED" << endl;
mps.SetSize (nsubedges-2);
params.SetSize (nsubedges);
params[nsubedges] = 1.;
params[nsubedges-1] = 1.;
}
tdivide.Stop();
// ----------- Add Points to mesh and create segments -----
@ -292,16 +304,21 @@ namespace netgen
}
}
}
mesh.CalcSurfacesOfNode();
multithread.task = savetask;
}
void NetgenGeometry :: MeshSurface(Mesh& mesh,
const MeshingParameters& mparam) const
{
static Timer t1("Surface Meshing"); RegionTimer regt(t1);
const char* savetask = multithread.task;
multithread.task = "Mesh Surface";
Array<int, PointIndex> glob2loc(mesh.GetNP());
for(auto k : Range(faces))
{
multithread.percent = 100. * k/faces.Size();
const auto& face = *faces[k];
auto bb = face.GetBoundingBox();
bb.Increase(bb.Diam()/10);
@ -354,6 +371,7 @@ namespace netgen
mesh.SurfaceElements()[i].SetIndex(k+1);
}
}
multithread.task = savetask;
}
void NetgenGeometry :: OptimizeSurface(Mesh& mesh, const MeshingParameters& mparam) const
@ -366,9 +384,11 @@ namespace netgen
auto meshopt = MeshOptimize2d(mesh);
for(auto i : Range(mparam.optsteps2d))
{
PrintMessage(2, "Optimization step ", i);
PrintMessage(3, "Optimization step ", i);
int innerstep = 0;
for(auto optstep : mparam.optimize2d)
{
multithread.percent = 100. * (double(innerstep++)/mparam.optimize2d.size() + i)/mparam.optsteps2d;
switch(optstep)
{
case 's':

68
libsrc/meshing/basegeom.hpp
View File

@ -32,7 +32,15 @@ namespace netgen
virtual double CalcStep(double t, double sag) const = 0;
virtual bool OrientedLikeGlobal() const = 0;
virtual size_t GetHash() const = 0;
virtual Array<Point<3>> GetEquidistantPointArray(size_t npoints) const;
virtual void ProjectPoint(Point<3>& p, EdgePointGeomInfo* gi) const = 0;
virtual void PointBetween(const Point<3>& p1,
const Point<3>& p2,
double secpoint,
const EdgePointGeomInfo& gi1,
const EdgePointGeomInfo& gi2,
Point<3>& newp,
EdgePointGeomInfo& newgi) const = 0;
virtual Vec<3> GetTangent(const Point<3>& p) const = 0;
};
class GeometryFace
@ -42,9 +50,11 @@ namespace netgen
virtual size_t GetNBoundaries() const = 0;
virtual Array<unique_ptr<GeometryEdge>> GetBoundary(size_t index) const = 0;
virtual string GetName() const { return "default"; }
virtual PointGeomInfo Project(Point<3>& p) const = 0;
// Project point using geo info. Fast if point is close to
// parametrization in geo info.
virtual bool ProjectPointGI(Point<3>& p, PointGeomInfo& gi) const =0;
virtual bool CalcPointGeomInfo(const Point<3>& p, PointGeomInfo& gi) const = 0;
virtual Point<3> GetPoint(const PointGeomInfo& gi) const = 0;
virtual void CalcEdgePointGI(const GeometryEdge& edge,
double t,
@ -55,6 +65,15 @@ namespace netgen
virtual double GetCurvature(const PointGeomInfo& gi) const = 0;
virtual void RestrictH(Mesh& mesh, const MeshingParameters& mparam) const = 0;
virtual Vec<3> GetNormal(const Point<3>& p, const PointGeomInfo* gi = nullptr) const = 0;
virtual void PointBetween(const Point<3>& p1,
const Point<3>& p2,
double secpoint,
const PointGeomInfo& gi1,
const PointGeomInfo& gi2,
Point<3>& newp,
PointGeomInfo& newgi) const = 0;
protected:
void RestrictHTrig(Mesh& mesh,
@ -99,27 +118,27 @@ namespace netgen
virtual void FinalizeMesh(Mesh& mesh) const {}
virtual void ProjectPoint (int surfind, Point<3> & p) const
{ }
virtual void ProjectPointEdge (int surfind, int surfind2, Point<3> & p) const { }
virtual void ProjectPointEdge (int surfind, int surfind2, Point<3> & p, EdgePointGeomInfo& gi) const
{ ProjectPointEdge(surfind, surfind2, p); }
virtual PointGeomInfo ProjectPoint (int surfind, Point<3> & p) const
{
return faces[surfind-1]->Project(p);
}
virtual bool CalcPointGeomInfo(int surfind, PointGeomInfo& gi, const Point<3> & p3) const {return false;}
virtual void ProjectPointEdge (int surfind, int surfind2, Point<3> & p, EdgePointGeomInfo* gi = nullptr) const
{
edges[gi->edgenr]->ProjectPoint(p, gi);
}
virtual bool CalcPointGeomInfo(int surfind, PointGeomInfo& gi, const Point<3> & p3) const
{
return faces[surfind-1]->CalcPointGeomInfo(p3, gi);
}
virtual bool ProjectPointGI (int surfind, Point<3> & p, PointGeomInfo & gi) const
{
throw Exception("ProjectPointGI not overloaded in class" + Demangle(typeid(*this).name()));
return faces[surfind-1]->ProjectPointGI(p, gi);
}
virtual Vec<3> GetNormal(int surfind, const Point<3> & p) const
{ return {0.,0.,1.}; }
virtual Vec<3> GetNormal(int surfind, const Point<3> & p, const PointGeomInfo & gi) const
{ return GetNormal(surfind, p); }
[[deprecated]]
void GetNormal(int surfind, const Point<3> & p, Vec<3> & n) const
{
n = GetNormal(surfind, p);
}
virtual Vec<3> GetNormal(int surfind, const Point<3> & p, const PointGeomInfo* gi = nullptr) const
{ return faces[surfind-1]->GetNormal(p, gi); }
virtual void PointBetween (const Point<3> & p1,
const Point<3> & p2, double secpoint,
@ -129,6 +148,11 @@ namespace netgen
Point<3> & newp,
PointGeomInfo & newgi) const
{
if(faces.Size())
{
faces[surfi-1]->PointBetween(p1, p2, secpoint, gi1, gi2, newp, newgi);
return;
}
newp = p1 + secpoint * (p2-p1);
}
@ -140,13 +164,21 @@ namespace netgen
Point<3> & newp,
EdgePointGeomInfo & newgi) const
{
if(edges.Size())
{
edges[ap1.edgenr]->PointBetween(p1, p2, secpoint,
ap1, ap2, newp, newgi);
return;
}
newp = p1+secpoint*(p2-p1);
}
virtual Vec<3> GetTangent(const Point<3> & p, int surfi1,
int surfi2,
const EdgePointGeomInfo & egi) const
{ throw Exception("Call GetTangent of " + Demangle(typeid(*this).name())); }
{
return edges[egi.edgenr]->GetTangent(p);
}
virtual size_t GetEdgeIndex(const GeometryEdge& edge) const
{

6
libsrc/meshing/curvedelems.cpp
View File

@ -839,8 +839,8 @@ namespace netgen
{
Point<3> pm = Center (p1, p2);
Vec<3> n1 = geo.GetNormal (surfnr[e], p1, gi0[e]);
Vec<3> n2 = geo.GetNormal (surfnr[e], p2, gi1[e]);
Vec<3> n1 = geo.GetNormal (surfnr[e], p1, &gi0[e]);
Vec<3> n2 = geo.GetNormal (surfnr[e], p2, &gi1[e]);
// p3 = pm + alpha1 n1 + alpha2 n2
@ -1084,7 +1084,7 @@ namespace netgen
v05 /= 1 + (w-1) * 0.5;
Point<3> p05 (v05), pp05(v05);
geo.ProjectPointEdge(edge_surfnr1[edgenr], edge_surfnr2[edgenr], pp05,
edge_gi0[edgenr]);
&edge_gi0[edgenr]);
double d = Dist (pp05, p05);
if (d < dold)

6
libsrc/meshing/improve2.cpp
View File

@ -85,11 +85,11 @@ namespace netgen
nv1.Normalize();
nv2.Normalize();
auto nvp3 = geo.GetNormal (surfnr, mesh.Point(pi3), gi3);
auto nvp3 = geo.GetNormal (surfnr, mesh.Point(pi3), &gi3);
nvp3.Normalize();
auto nvp4 = geo.GetNormal (surfnr, mesh.Point(pi4), gi4);
auto nvp4 = geo.GetNormal (surfnr, mesh.Point(pi4), &gi4);
nvp4.Normalize();
@ -648,7 +648,7 @@ namespace netgen
{
const int faceindex = hel.GetIndex();
const int surfnr = mesh.GetFaceDescriptor (faceindex).SurfNr();
normals[pi] = geo.GetNormal (surfnr, mesh[pi], hel.GeomInfoPi(k+1));
normals[pi] = geo.GetNormal (surfnr, mesh[pi], &hel.GeomInfoPi(k+1));
break;
}
}

2
libsrc/meshing/improve2gen.cpp
View File

@ -397,7 +397,7 @@ namespace netgen
// calc metric badness
double bad1 = 0, bad2 = 0;
// SelectSurfaceOfPoint (mesh.Point(pmap.Get(1)), pgi.Get(1));
auto n = geo.GetNormal(surfnr, mesh.Point(pmap.Get(1)), pgi.Elem(1));
auto n = geo.GetNormal(surfnr, mesh.Point(pmap.Get(1)), &pgi.Elem(1));
for (int j = 0; j < rule.oldels.Size(); j++)
bad1 += mesh[elmap[j]].CalcJacobianBadness (mesh.Points(), n);

12
libsrc/meshing/improve3.cpp
View File

@ -183,7 +183,7 @@ void MeshOptimize3d :: CombineImproveSequential (Mesh & mesh,
// mesh.CalcSurfacesOfNode ();
const char * savetask = multithread.task;
multithread.task = "Combine Improve";
multithread.task = "Optimize Volume: Combine Improve";
double totalbad = 0;
@ -435,7 +435,7 @@ void MeshOptimize3d :: CombineImprove (Mesh & mesh,
// mesh.CalcSurfacesOfNode ();
const char * savetask = multithread.task;
multithread.task = "Combine Improve";
multithread.task = "Optimize Volume: Combine Improve";
tbad.Start();
@ -712,7 +712,7 @@ void MeshOptimize3d :: SplitImprove (Mesh & mesh,
Array<double> elerrs(ne);
const char * savetask = multithread.task;
multithread.task = "Split Improve";
multithread.task = "Optimize Volume: Split Improve";
PrintMessage (3, "SplitImprove");
(*testout) << "start SplitImprove" << "\n";
@ -826,7 +826,7 @@ void MeshOptimize3d :: SplitImproveSequential (Mesh & mesh,
illegaltet.Clear();
const char * savetask = multithread.task;
multithread.task = "Split Improve";
multithread.task = "Optimize Volume: Split Improve";
PrintMessage (3, "SplitImprove");
(*testout) << "start SplitImprove" << "\n";
@ -1121,7 +1121,7 @@ void MeshOptimize3d :: SwapImproveSequential (Mesh & mesh, OPTIMIZEGOAL goal,
(*testout) << "\n" << "Start SwapImprove" << endl;
const char * savetask = multithread.task;
multithread.task = "Swap Improve";
multithread.task = "Optimize Volume: Swap Improve";
// mesh.CalcSurfacesOfNode ();
@ -2617,7 +2617,7 @@ void MeshOptimize3d :: SwapImprove (Mesh & mesh, OPTIMIZEGOAL goal,
(*testout) << "\n" << "Start SwapImprove" << endl;
const char * savetask = multithread.task;
multithread.task = "Swap Improve";
multithread.task = "Optimize Volume: Swap Improve";
INDEX_3_HASHTABLE<int> faces(mesh.GetNOpenElements()/3 + 2);
if (goal == OPT_CONFORM)

10
libsrc/meshing/meshfunc.cpp
View File

@ -646,6 +646,8 @@ namespace netgen
{
static Timer t("OptimizeVolume"); RegionTimer reg(t);
RegionTaskManager rtm(mp.parallel_meshing ? mp.nthreads : 0);
const char* savetask = multithread.task;
multithread.task = "Optimize Volume";
int i;
@ -663,7 +665,7 @@ namespace netgen
*/
mesh3d.CalcSurfacesOfNode();
for (i = 1; i <= mp.optsteps3d; i++)
for (auto i : Range(mp.optsteps3d))
{
if (multithread.terminate)
break;
@ -672,12 +674,13 @@ namespace netgen
// teterrpow = mp.opterrpow;
// for (size_t j = 1; j <= strlen(mp.optimize3d); j++)
for (size_t j = 1; j <= mp.optimize3d.length(); j++)
for (auto j : Range(mp.optimize3d.size()))
{
multithread.percent = 100.* (double(j)/mp.optimize3d.size() + i)/mp.optsteps3d;
if (multithread.terminate)
break;
switch (mp.optimize3d[j-1])
switch (mp.optimize3d[j])
{
case 'c': optmesh.CombineImprove(mesh3d, OPT_REST); break;
case 'd': optmesh.SplitImprove(mesh3d); break;
@ -698,6 +701,7 @@ namespace netgen
MeshQuality3d (mesh3d);
}
multithread.task = savetask;
return MESHING3_OK;
}

8
libsrc/meshing/meshing2.cpp
View File

@ -142,8 +142,8 @@ namespace netgen
{
p1 = ap1;
p2 = ap2;
auto n1 = geo.GetNormal(gi1->trignum, p1, *gi1);
auto n2 = geo.GetNormal(gi2->trignum, p2, *gi2);
auto n1 = geo.GetNormal(gi1->trignum, p1, gi1);
auto n2 = geo.GetNormal(gi2->trignum, p2, gi2);
ez = 0.5 * (n1+n2);
ez.Normalize();
@ -158,7 +158,7 @@ namespace netgen
Point<2> & plainpoint, double h, int & zone)
{
auto& gi = geominfo.GetPGI(1);
auto n = geo.GetNormal(gi.trignum, locpoint, gi);
auto n = geo.GetNormal(gi.trignum, locpoint, &gi);
auto p1p = locpoint - p1;
plainpoint(0) = (p1p * ex) / h;
plainpoint(1) = (p1p * ey) / h;
@ -176,7 +176,7 @@ namespace netgen
{
locpoint = p1 + (h*plainpoint(0)) * ex + (h* plainpoint(1)) * ey;
if (!geo.ProjectPointGI(gi.trignum, locpoint, gi))
geo.ProjectPoint(gi.trignum, locpoint);
gi = geo.ProjectPoint(gi.trignum, locpoint);
return 0;
}

10
libsrc/meshing/smoothing2.cpp
View File

@ -218,7 +218,7 @@ namespace netgen
{
double badness = 0;
auto n = geo.GetNormal(ld.surfi, ld.sp1, ld.gi1);
auto n = geo.GetNormal(ld.surfi, ld.sp1, &ld.gi1);
Point<3> pp1 = ld.sp1 + x(0) * ld.t1 + x(1) * ld.t2;
for (int j = 0; j < ld.locelements.Size(); j++)
@ -359,7 +359,7 @@ namespace netgen
vgrad = 0;
double badness = 0;
auto n = geo.GetNormal(ld.surfi, ld.sp1, ld.gi1);
auto n = geo.GetNormal(ld.surfi, ld.sp1, &ld.gi1);
pp1 = ld.sp1 + x(0) * ld.t1 + x(1) * ld.t2;
// meshthis -> ProjectPoint (surfi, pp1);
@ -414,7 +414,7 @@ namespace netgen
vgrad = 0;
double badness = 0;
auto n = geo.GetNormal(ld.surfi, ld.sp1, ld.gi1);
auto n = geo.GetNormal(ld.surfi, ld.sp1, &ld.gi1);
pp1 = ld.sp1 + x(0) * ld.t1 + x(1) * ld.t2;
for (int j = 0; j < ld.locelements.Size(); j++)
@ -577,7 +577,7 @@ namespace netgen
vgrad = 0;
badness = 0;
auto n = geo.GetNormal(ld.surfi, ld.sp1, ld.gi1);
// auto n = geo.GetNormal(ld.surfi, ld.sp1, &ld.gi1);
pp1 = ld.sp1 + x(0) * ld.t1 + x(1) * ld.t2;
@ -933,7 +933,7 @@ namespace netgen
}
ld.normal = geo.GetNormal(ld.surfi, ld.sp1, ld.gi1);
ld.normal = geo.GetNormal(ld.surfi, ld.sp1, &ld.gi1);
ld.t1 = ld.normal.GetNormal ();
ld.t2 = Cross (ld.normal, ld.t1);

10
libsrc/meshing/smoothing3.cpp
View File

@ -1164,7 +1164,7 @@ void Mesh :: ImproveMesh (const CSG eometry & geometry, OPTIMIZEGOAL goal)
}
const char * savetask = multithread.task;
multithread.task = "Smooth Mesh";
multithread.task = "Optimize Volume: Smooth Mesh";
TABLE<INDEX> surfelementsonpoint(points.Size());
@ -1398,7 +1398,7 @@ void Mesh :: ImproveMeshSequential (const MeshingParameters & mp, OPTIMIZEGOAL g
const char * savetask = multithread.task;
multithread.task = "Smooth Mesh";
multithread.task = "Optimize Volume: Smooth Mesh";
for (PointIndex pi : points.Range())
if ( (*this)[pi].Type() == INNERPOINT )
@ -1524,7 +1524,7 @@ void Mesh :: ImproveMesh (const MeshingParameters & mp, OPTIMIZEGOAL goal)
}
const char * savetask = multithread.task;
multithread.task = "Smooth Mesh";
multithread.task = "Optimize Volume: Smooth Mesh";
topt.Start();
int counter = 0;
@ -1659,7 +1659,7 @@ void Mesh :: ImproveMeshJacobian (const MeshingParameters & mp,
const char * savetask = multithread.task;
multithread.task = "Smooth Mesh Jacobian";
multithread.task = "Optimize Volume: Smooth Mesh Jacobian";
// for (PointIndex pi = points.Begin(); i < points.End(); pi++)
for (PointIndex pi : points.Range())
@ -1815,7 +1815,7 @@ void Mesh :: ImproveMeshJacobianOnSurface (const MeshingParameters & mp,
const char * savetask = multithread.task;
multithread.task = "Smooth Mesh Jacobian";
multithread.task = "Optimize Volume: Smooth Mesh Jacobian";
// for (PointIndex pi = points.Begin(); pi <= points.End(); pi++)
for (PointIndex pi : points.Range())

40
libsrc/occ/occgeom.cpp
View File

@ -1034,7 +1034,7 @@ void STEP_GetEntityName(const TopoDS_Shape & theShape, STEPCAFControl_Reader * a
SetCenter();
}
void OCCGeometry :: ProjectPoint(int surfi, Point<3> & p) const
PointGeomInfo OCCGeometry :: ProjectPoint(int surfi, Point<3> & p) const
{
static int cnt = 0;
if (++cnt % 1000 == 0) cout << "Project cnt = " << cnt << endl;
@ -1048,9 +1048,12 @@ void STEP_GetEntityName(const TopoDS_Shape & theShape, STEPCAFControl_Reader * a
suval.Coord( u, v);
pnt = thesurf->Value( u, v );
PointGeomInfo gi;
gi.trignum = surfi;
gi.u = u;
gi.v = v;
p = Point<3> (pnt.X(), pnt.Y(), pnt.Z());
return gi;
}
bool OCCGeometry :: ProjectPointGI(int surfind, Point<3>& p, PointGeomInfo& gi) const
@ -1069,7 +1072,7 @@ void STEP_GetEntityName(const TopoDS_Shape & theShape, STEPCAFControl_Reader * a
}
void OCCGeometry :: ProjectPointEdge(int surfind, INDEX surfind2,
Point<3> & p) const
Point<3> & p, EdgePointGeomInfo* gi) const
{
TopExp_Explorer exp0, exp1;
bool done = false;
@ -1151,26 +1154,25 @@ void STEP_GetEntityName(const TopoDS_Shape & theShape, STEPCAFControl_Reader * a
return true;
}
Vec<3> OCCGeometry :: GetNormal(int surfind, const Point<3> & p, const PointGeomInfo & geominfo) const
Vec<3> OCCGeometry :: GetNormal(int surfind, const Point<3> & p, const PointGeomInfo* geominfo) const
{
gp_Pnt pnt;
gp_Vec du, dv;
if(geominfo)
{
gp_Pnt pnt;
gp_Vec du, dv;
Handle(Geom_Surface) occface;
occface = BRep_Tool::Surface(TopoDS::Face(fmap(surfind)));
Handle(Geom_Surface) occface;
occface = BRep_Tool::Surface(TopoDS::Face(fmap(surfind)));
occface->D1(geominfo.u,geominfo.v,pnt,du,dv);
occface->D1(geominfo->u,geominfo->v,pnt,du,dv);
auto n = Cross (Vec<3>(du.X(), du.Y(), du.Z()),
Vec<3>(dv.X(), dv.Y(), dv.Z()));
n.Normalize();
auto n = Cross (Vec<3>(du.X(), du.Y(), du.Z()),
Vec<3>(dv.X(), dv.Y(), dv.Z()));
n.Normalize();
if (fmap(surfind).Orientation() == TopAbs_REVERSED) n *= -1;
return n;
}
Vec<3> OCCGeometry :: GetNormal(int surfind, const Point<3> & p) const
{
if (fmap(surfind).Orientation() == TopAbs_REVERSED) n *= -1;
return n;
}
Standard_Real u,v;
gp_Pnt pnt(p(0), p(1), p(2));

8
libsrc/occ/occgeom.hpp
View File

@ -280,11 +280,11 @@ namespace netgen
void DoArchive(Archive& ar) override;
void ProjectPoint(int surfind, Point<3> & p) const override;
void ProjectPointEdge (int surfind, int surfind2, Point<3> & p) const override;
PointGeomInfo ProjectPoint(int surfind, Point<3> & p) const override;
void ProjectPointEdge (int surfind, int surfind2, Point<3> & p,
EdgePointGeomInfo* gi = nullptr) const override;
bool ProjectPointGI (int surfind, Point<3> & p, PointGeomInfo & gi) const override;
Vec<3> GetNormal(int surfind, const Point<3> & p) const override;
Vec<3> GetNormal(int surfind, const Point<3> & p, const PointGeomInfo & gi) const override;
Vec<3> GetNormal(int surfind, const Point<3> & p, const PointGeomInfo* gi) const override;
bool CalcPointGeomInfo(int surfind, PointGeomInfo& gi, const Point<3> & p3) const override;
void PointBetweenEdge(const Point<3> & p1, const Point<3> & p2, double secpoint,

13
libsrc/stlgeom/stlgeom.cpp
View File

@ -100,14 +100,11 @@ int STLGeometry :: GenerateMesh (shared_ptr<Mesh> & mesh, MeshingParameters & mp
return STLMeshingDummy (this, mesh, mparam, stlpar);
}
Vec<3> STLGeometry :: GetNormal(INDEX surfind, const Point<3> & p) const
Vec<3> STLGeometry :: GetNormal(int surfind, const Point<3> & p, const PointGeomInfo* gi) const
{
throw Exception("STLGeometry::GetNormal without PointGeomInfo called");
}
Vec<3> STLGeometry :: GetNormal(int surfind, const Point<3> & p, const PointGeomInfo & gi) const
{
return GetChart(GetChartNr(gi.trignum)).GetNormal();
if(!gi)
throw Exception("STLGeometry::GetNormal without PointGeomInfo called");
return GetChart(GetChartNr(gi->trignum)).GetNormal();
}
bool STLGeometry :: CalcPointGeomInfo(int /*surfind*/, PointGeomInfo& gi, const Point<3> & p3) const
@ -144,7 +141,7 @@ bool STLGeometry :: ProjectPointGI (int surfind, Point<3> & p, PointGeomInfo & g
return true;
}
void STLGeometry :: ProjectPoint (INDEX surfind, Point<3> & p) const
PointGeomInfo STLGeometry :: ProjectPoint (INDEX surfind, Point<3> & p) const
{
throw Exception("ProjectPoint without PointGeomInfo not implemented");
}

5
libsrc/stlgeom/stlgeom.hpp
View File

@ -193,10 +193,9 @@ namespace netgen
virtual void Save (string filename) const override;
bool CalcPointGeomInfo(int surfind, PointGeomInfo& gi, const Point<3> & p3) const override;
void ProjectPoint(INDEX surfind, Point<3> & p) const override;
PointGeomInfo ProjectPoint(INDEX surfind, Point<3> & p) const override;
bool ProjectPointGI (int surfind, Point<3> & p, PointGeomInfo & gi) const override;
Vec<3> GetNormal(int surfind, const Point<3> & p) const override;
Vec<3> GetNormal(int surfind, const Point<3> & p, const PointGeomInfo & gi) const override;
Vec<3> GetNormal(int surfind, const Point<3> & p, const PointGeomInfo* gi = nullptr) const override;
void PointBetween(const Point<3> & p1, const Point<3> & p2,
double secpoint, int surfi,
const PointGeomInfo & gi1,