ForkMaster/netgenplugin
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Add patch for netgen-5.3.0

Browse Source
This commit is contained in:
eap 2015-01-28 17:54:34 +03:00
parent de51595c21
commit de34cc5743
1 changed files with 819 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

819
src/NETGEN/netgen53ForSalome.patch Normal file
View File

@ -0,0 +1,819 @@
diff -Naur netgen-5.3.1_orig/libsrc/meshing/meshtype.cpp netgen-5.3.1_new/libsrc/meshing/meshtype.cpp
--- netgen-5.3.1_orig/libsrc/meshing/meshtype.cpp 2009-09-13 14:28:38.000000000 +0400
+++ netgen-5.3.1_new/libsrc/meshing/meshtype.cpp 2014-07-22 13:01:28.000000000 +0400
@@ -1,4 +1,5 @@
#include <mystdlib.h>
+#include <float.h> // to get DBL_MIN defined
#include "meshing.hpp"
@@ -650,7 +651,8 @@
double det = trans.Det();
- if (det <= 0)
+ // if (det <= 0)
+ if (det <= DBL_MIN) // avoid FPE
err += 1e12;
else
err += frob * frob / det;
@@ -706,7 +708,8 @@
double det = trans(0,0)*trans(1,1)-trans(1,0)*trans(0,1);
- if (det <= 0)
+ // if (det <= 0)
+ if (det <= DBL_MIN) // avoid FPE
{
dd = 0;
return 1e12;
@@ -790,7 +793,8 @@
= dtrans(0,0) * trans(1,1) - trans(0,1) * dtrans(1,0)
+ trans(0,0) * dtrans(1,1) - dtrans(0,1) * trans(1,0);
- if (det <= 0)
+ // if (det <= 0)
+ if (det <= DBL_MIN) // avoid FPE
err += 1e12;
else
{
@@ -840,7 +844,8 @@
frob /= 2;
double det = trans.Det();
- if (det <= 0)
+ //if (det <= 0)
+ if (det <= DBL_MIN) // avoid FPE
err += 1e12;
else
err += frob * frob / det;
@@ -1857,7 +1862,8 @@
case PYRAMID:
{
double noz = 1-p(2);
- if (noz == 0.0) noz = 1e-10;
+ //if (noz == 0.0) noz = 1e-10;
+ if (noz <= DBL_MIN) noz = 1e-10; // avoid FPE
double xi = p(0) / noz;
double eta = p(1) / noz;
@@ -2035,7 +2041,8 @@
double det = -trans.Det();
- if (det <= 0)
+ //if (det <= 0)
+ if (det <= DBL_MIN) // avoid FPE
err += 1e12;
else
err += frob * frob * frob / det;
@@ -2107,7 +2114,8 @@
ddet *= -1;
- if (det <= 0)
+ //if (det <= 0)
+ if (det <= DBL_MIN) // avoid FPE
err += 1e12;
else
{
@@ -2189,7 +2197,7 @@
det *= -1;
- if (det <= 0)
+ if (det <= DBL_MIN)
err += 1e12;
else
{
diff -Naur netgen-5.3.1_orig/libsrc/meshing/meshtype.hpp netgen-5.3.1_new/libsrc/meshing/meshtype.hpp
--- netgen-5.3.1_orig/libsrc/meshing/meshtype.hpp 2009-11-09 13:50:43.000000000 +0300
+++ netgen-5.3.1_new/libsrc/meshing/meshtype.hpp 2014-07-22 13:01:28.000000000 +0400
@@ -12,6 +12,7 @@
Classes for NETGEN
*/
+class Mesh; // added due to compilation errors on some platforms
enum ELEMENT_TYPE {
SEGMENT = 1, SEGMENT3 = 2,
diff -Naur netgen-5.3.1_orig/libsrc/meshing/smoothing2.cpp netgen-5.3.1_new/libsrc/meshing/smoothing2.cpp
diff -Naur netgen-5.3.1_orig/libsrc/occ/occconstruction.cpp netgen-5.3.1_new/libsrc/occ/occconstruction.cpp
--- netgen-5.3.1_orig/libsrc/occ/occconstruction.cpp 2009-08-24 06:32:47.000000000 +0400
+++ netgen-5.3.1_new/libsrc/occ/occconstruction.cpp 2014-07-22 13:01:28.000000000 +0400
@@ -28,7 +28,7 @@
#include <BRepAlgoAPI_Common.hxx>
#include <BRepAlgoAPI_Fuse.hxx>
#include <BRepAlgoAPI_Section.hxx>
-#include <BRepOffsetAPI_Sewing.hxx>
+//#include <BRepOffsetAPI_Sewing.hxx>
//#include <BRepAlgo_Sewing.hxx>
#include <BRepOffsetAPI_MakeOffsetShape.hxx>
#include <ShapeFix_Shape.hxx>
diff -Naur netgen-5.3.1_orig/libsrc/occ/occgenmesh.cpp netgen-5.3.1_new/libsrc/occ/occgenmesh.cpp
--- netgen-5.3.1_orig/libsrc/occ/occgenmesh.cpp 2010-03-16 09:30:07.000000000 +0300
+++ netgen-5.3.1_new/libsrc/occ/occgenmesh.cpp 2014-07-22 13:01:28.000000000 +0400
@@ -168,8 +173,8 @@
if(h < 1e-4*maxside)
return;
-
- if (h > 30) return;
+ // commented to restrict H on a large sphere for example
+ //if (h > 30) return;
}
if (h < maxside && depth < 10)
@@ -247,8 +253,8 @@
hvalue[0] = 0;
pnt = c->Value(s0);
- double olddist = 0;
- double dist = 0;
+ //double olddist = 0; -- useless variables
+ //double dist = 0;
int tmpVal = (int)(DIVIDEEDGESECTIONS);
@@ -256,15 +262,19 @@
{
oldpnt = pnt;
pnt = c->Value(s0+(i/double(DIVIDEEDGESECTIONS))*(s1-s0));
+ // -- no more than 1 segment per <edge length>/DIVIDEEDGESECTIONS
hvalue[i] = hvalue[i-1] +
- 1.0/mesh.GetH(Point3d(pnt.X(), pnt.Y(), pnt.Z()))*
- pnt.Distance(oldpnt);
+ // 1.0/mesh.GetH(Point3d(pnt.X(), pnt.Y(), pnt.Z()))*
+ // pnt.Distance(oldpnt);
+ min( 1.0,
+ 1.0/mesh.GetH(Point3d(pnt.X(), pnt.Y(), pnt.Z()))*
+ pnt.Distance(oldpnt));
//(*testout) << "mesh.GetH(Point3d(pnt.X(), pnt.Y(), pnt.Z())) " << mesh.GetH(Point3d(pnt.X(), pnt.Y(), pnt.Z()))
// << " pnt.Distance(oldpnt) " << pnt.Distance(oldpnt) << endl;
- olddist = dist;
- dist = pnt.Distance(oldpnt);
+ //olddist = dist; -- useless variables
+ //dist = pnt.Distance(oldpnt);
}
// nsubedges = int(ceil(hvalue[DIVIDEEDGESECTIONS]));
@@ -279,7 +289,10 @@
{
if (hvalue[i1]/hvalue[DIVIDEEDGESECTIONS]*nsubedges >= i)
{
- params[i] = s0+(i1/double(DIVIDEEDGESECTIONS))*(s1-s0);
+ // -- for nsubedges comparable to DIVIDEEDGESECTIONS
+ //params[i] = s0+(i1/double(DIVIDEEDGESECTIONS))*(s1-s0);
+ double d1 = i1 - (hvalue[i1] - i*hvalue[DIVIDEEDGESECTIONS]/nsubedges)/(hvalue[i1]-hvalue[i1-1]);
+ params[i] = s0+(d1/double(DIVIDEEDGESECTIONS))*(s1-s0);
pnt = c->Value(params[i]);
ps[i-1] = MeshPoint (Point3d(pnt.X(), pnt.Y(), pnt.Z()));
i++;
@@ -323,6 +336,9 @@
(*testout) << "nedges = " << nedges << endl;
double eps = 1e-6 * geom.GetBoundingBox().Diam();
+ const double eps2 = eps * eps; // -- small optimization
+
+ int first_vp = mesh.GetNP()+1; // -- to support SALOME sub-meshes
for (int i = 1; i <= nvertices; i++)
{
@@ -332,7 +348,8 @@
bool exists = 0;
if (merge_solids)
for (PointIndex pi = 1; pi <= mesh.GetNP(); pi++)
- if ( Dist2 (mesh[pi], Point<3>(mp)) < eps*eps)
+ //if ( Dist2 (mesh[pi], Point<3>(mp)) < eps*eps)
+ if ( Dist2 (mesh[pi], Point<3>(mp)) < eps2 ) // -- small optimization
{
exists = 1;
break;
@@ -362,6 +379,7 @@
{
TopoDS_Face face = TopoDS::Face(exp1.Current());
int facenr = geom.fmap.FindIndex(face);
+ if ( facenr < 1 ) continue; // -- to support SALOME sub-meshes
if (face2solid[0][facenr-1] == 0)
face2solid[0][facenr-1] = solidnr;
@@ -381,6 +399,7 @@
int facenr = 0;
int edgenr = 0;
+ edgenr = mesh.GetNSeg(); // to support SALOME sub-meshes
(*testout) << "faces = " << geom.fmap.Extent() << endl;
int curr = 0;
@@ -442,6 +461,7 @@
//(*testout) << "ignoring degenerated edge" << endl;
continue;
}
+ if ( geom.emap.FindIndex(edge) < 1 ) continue; // to support SALOME sub-meshes
if (geom.vmap.FindIndex(TopExp::FirstVertex (edge)) ==
geom.vmap.FindIndex(TopExp::LastVertex (edge)))
@@ -474,20 +494,104 @@
if (!merge_solids)
{
- pnums[0] = geom.vmap.FindIndex (TopExp::FirstVertex (edge));
- pnums[pnums.Size()-1] = geom.vmap.FindIndex (TopExp::LastVertex (edge));
+ //pnums[0] = geom.vmap.FindIndex (TopExp::FirstVertex (edge));
+ //pnums[pnums.Size()-1] = geom.vmap.FindIndex (TopExp::LastVertex (edge));
+ MeshPoint dfltP ( Point<3> ( 0, 0, 0 ) );
+ int *ipp[] = { &pnums[0], &pnums[pnums.Size()-1] };
+ TopoDS_Iterator vIt( edge, false );
+ TopoDS_Vertex v[2];
+ v[0] = TopoDS::Vertex( vIt.Value() ); vIt.Next();
+ v[1] = TopoDS::Vertex( vIt.Value() );
+ if ( v[0].Orientation() == TopAbs_REVERSED )
+ std::swap( v[0], v[1] );
+ for ( int i = 0; i < 2; ++i)
+ {
+ int &ip = *ipp[i];
+ ip = geom.vmap.FindIndex ( v[i] );
+ if ( ip == 0 || ip > nvertices )
+ {
+ int iv = ip;
+ if ( ip == 0 )
+ ip = iv = geom.vmap.Add( v[i] );
+ gp_Pnt pnt = BRep_Tool::Pnt( v[i] );
+ MeshPoint mp( Point<3>(pnt.X(), pnt.Y(), pnt.Z()) );
+ for (PointIndex pi = 1; pi < first_vp; pi++)
+ if ( Dist2 (mesh.Point(pi), Point<3>(mp)) < 1e-100 )
+ {
+ ip = pi;
+ if ( mesh.Point(ip).GetLayer() != dfltP.GetLayer() && mesh.Point(ip).GetLayer() != iv )
+ continue;
+ if ( mesh.Point(ip).GetLayer() == dfltP.GetLayer())
+ mesh.Point(ip) = MeshPoint( mesh.Point(ip), iv );
+ break;
+ }
+ }
+ else
+ {
+ ip += first_vp - 1;
+ }
+ }
}
else
{
- Point<3> fp = occ2ng (BRep_Tool::Pnt (TopExp::FirstVertex (edge)));
- Point<3> lp = occ2ng (BRep_Tool::Pnt (TopExp::LastVertex (edge)));
+ TopoDS_Iterator vIt( edge, false );
+ TopoDS_Vertex v1 = TopoDS::Vertex( vIt.Value() ); vIt.Next();
+ TopoDS_Vertex v2 = TopoDS::Vertex( vIt.Value() );
+ if ( v1.Orientation() == TopAbs_REVERSED )
+ std::swap( v1, v2 );
+ const bool isClosedEdge = v1.IsSame( v2 );
+
+ Point<3> fp = occ2ng (BRep_Tool::Pnt (v1));
+ Point<3> lp = occ2ng (BRep_Tool::Pnt (v2));
+ double tol2 = std::min( eps*eps, 1e-6 * Dist2( fp, lp ));
+ if ( isClosedEdge )
+ tol2 = BRep_Tool::Tolerance( v1 ) * BRep_Tool::Tolerance( v1 );
pnums[0] = -1;
pnums.Last() = -1;
for (PointIndex pi = 1; pi < first_ep; pi++)
{
- if (Dist2 (mesh[pi], fp) < eps*eps) pnums[0] = pi;
- if (Dist2 (mesh[pi], lp) < eps*eps) pnums.Last() = pi;
+ if (Dist2 (mesh[pi], fp) < tol2) pnums[0] = pi;
+ if (Dist2 (mesh[pi], lp) < tol2) pnums.Last() = pi;
+ }
+ if (( isClosedEdge && pnums[0] != pnums.Last() ) ||
+ ( !isClosedEdge && pnums[0] == pnums.Last() ))
+ pnums[0] = pnums.Last() = -1;
+ if ( pnums[0] == -1 || pnums.Last() == -1 )
+ {
+ // take into account a possible large gap between a vertex and an edge curve
+ // end and a large vertex tolerance covering the whole edge
+ if ( pnums[0] == -1 )
+ {
+ double tol = BRep_Tool::Tolerance( v1 );
+ for (PointIndex pi = 1; pi < first_ep; pi++)
+ if (pi != pnums.Last() && Dist2 (mesh[pi], fp) < 2*tol*tol)
+ pnums[0] = pi;
+
+ if ( pnums[0] == -1 )
+ pnums[0] = first_ep-1- nvertices + geom.vmap.FindIndex ( v1 );
+ }
+ if ( isClosedEdge )
+ {
+ pnums.Last() = pnums[0];
+ }
+ else
+ {
+ if ( pnums.Last() == -1 )
+ {
+ double tol = BRep_Tool::Tolerance( v2 );
+ for (PointIndex pi = 1; pi < first_ep; pi++)
+ if (pi != pnums[0] && Dist2 (mesh[pi], lp) < 2*tol*tol)
+ pnums.Last() = pi;
+
+ if ( pnums.Last() == -1 )
+ pnums.Last() = first_ep-1-nvertices + geom.vmap.FindIndex ( v2 );
+ }
+
+ if ( Dist2( fp, mesh[PointIndex(pnums[0])]) >
+ Dist2( lp, mesh[PointIndex(pnums.Last())]))
+ std::swap( pnums[0], pnums.Last() );
+ }
}
}
@@ -497,17 +601,20 @@
bool exists = 0;
int j;
for (j = first_ep; j <= mesh.GetNP(); j++)
+ {
+ if (!merge_solids && mesh.Point(j).GetLayer() != geomedgenr ) continue; // to support SALOME fuse edges
if ((mesh.Point(j)-Point<3>(mp[i-1])).Length() < eps)
{
exists = 1;
break;
}
+ }
if (exists)
pnums[i] = j;
else
{
- mesh.AddPoint (mp[i-1]);
+ mesh.AddPoint (mp[i-1], geomedgenr); // to support SALOME fuse edges
(*testout) << "add meshpoint " << mp[i-1] << endl;
pnums[i] = mesh.GetNP();
}
@@ -591,6 +698,8 @@
// (*testout) << "edge " << mesh.LineSegment(i).edgenr << " face " << mesh.LineSegment(i).si
// << " p1 " << mesh.LineSegment(i)[0] << " p2 " << mesh.LineSegment(i)[1] << endl;
// exit(10);
+ for (int j = 1; j <= mesh.GetNP(); j++) // to support SALOME fuse edges: set level to zero
+ mesh.Point(j) = MeshPoint( (Point<3>&) mesh.Point(j) );
mesh.CalcSurfacesOfNode();
multithread.task = savetask;
diff -Naur netgen-5.3.1_orig/libsrc/occ/occgeom.cpp netgen-5.3.1_new/libsrc/occ/occgeom.cpp
--- netgen-5.3.1_orig/libsrc/occ/occgeom.cpp 2010-03-05 16:16:21.000000000 +0300
+++ netgen-5.3.1_new/libsrc/occ/occgeom.cpp 2014-07-22 13:01:28.000000000 +0400
@@ -8,6 +8,8 @@
#include "ShapeAnalysis_CheckSmallFace.hxx"
#include "ShapeAnalysis_DataMapOfShapeListOfReal.hxx"
#include "ShapeAnalysis_Surface.hxx"
+#include <BRepTopAdaptor_FClass2d.hxx> // -- to optimize Project() and FastProject()
+#include <TopAbs_State.hxx>
#include "BRepAlgoAPI_Fuse.hxx"
#include "BRepCheck_Analyzer.hxx"
#include "BRepLib.hxx"
@@ -16,10 +18,17 @@
#include "ShapeFix_FixSmallFace.hxx"
#include "Partition_Spliter.hxx"
-
namespace netgen
{
- void OCCGeometry :: PrintNrShapes ()
+ // free data used to optimize Project() and FastProject()
+ OCCGeometry::~OCCGeometry()
+ {
+ NCollection_DataMap<int,BRepTopAdaptor_FClass2d*>::Iterator it(fclsmap);
+ for (; it.More(); it.Next())
+ delete it.Value();
+ }
+
+ void OCCGeometry :: PrintNrShapes ()
{
TopExp_Explorer e;
int count = 0;
@@ -951,25 +960,58 @@
}
+ // returns a projector and a classifier for the given surface
+ void OCCGeometry::GetFaceTools(int surfi, Handle(ShapeAnalysis_Surface)& proj,
+ BRepTopAdaptor_FClass2d*& cls) const
+ {
+ //MSV: organize caching projector in the map
+ if (fprjmap.IsBound(surfi))
+ {
+ proj = fprjmap.Find(surfi);
+ cls = fclsmap.Find(surfi);
+ }
+ else
+ {
+ const TopoDS_Face& aFace = TopoDS::Face(fmap(surfi));
+ Handle(Geom_Surface) aSurf = BRep_Tool::Surface(aFace);
+ proj = new ShapeAnalysis_Surface(aSurf);
+ fprjmap.Bind(surfi, proj);
+ cls = new BRepTopAdaptor_FClass2d(aFace,Precision::Confusion());
+ fclsmap.Bind(surfi, cls);
+ }
+ }
-
- void OCCGeometry :: Project (int surfi, Point<3> & p) const
+ // void OCCGeometry :: Project (int surfi, Point<3> & p) const
+ bool OCCGeometry :: Project (int surfi, Point<3> & p, double& u, double& v) const
{
static int cnt = 0;
if (++cnt % 1000 == 0) cout << "Project cnt = " << cnt << endl;
gp_Pnt pnt(p(0), p(1), p(2));
- double u,v;
- Handle( Geom_Surface ) thesurf = BRep_Tool::Surface(TopoDS::Face(fmap(surfi)));
- Handle( ShapeAnalysis_Surface ) su = new ShapeAnalysis_Surface( thesurf );
- gp_Pnt2d suval = su->ValueOfUV ( pnt, BRep_Tool::Tolerance( TopoDS::Face(fmap(surfi)) ) );
- suval.Coord( u, v);
- pnt = thesurf->Value( u, v );
-
-
+ // -- Optimization: use cached projector and classifier
+ // double u,v;
+ // Handle( Geom_Surface ) thesurf = BRep_Tool::Surface(TopoDS::Face(fmap(surfi)));
+ // Handle( ShapeAnalysis_Surface ) su = new ShapeAnalysis_Surface( thesurf );
+ // gp_Pnt2d suval = su->ValueOfUV ( pnt, BRep_Tool::Tolerance( TopoDS::Face(fmap(surfi)) ) );
+ // suval.Coord( u, v);
+ // pnt = thesurf->Value( u, v );
+
+ Handle(ShapeAnalysis_Surface) proj;
+ BRepTopAdaptor_FClass2d *cls;
+ GetFaceTools(surfi, proj, cls);
+
+ gp_Pnt2d p2d = proj->ValueOfUV(pnt, Precision::Confusion());
+ if (cls->Perform(p2d) == TopAbs_OUT)
+ {
+ return false;
+ }
+ pnt = proj->Value(p2d);
+ p2d.Coord(u, v);
+
p = Point<3> (pnt.X(), pnt.Y(), pnt.Z());
+ return true;
}
@@ -979,54 +1021,69 @@
{
gp_Pnt p(ap(0), ap(1), ap(2));
- Handle(Geom_Surface) surface = BRep_Tool::Surface(TopoDS::Face(fmap(surfi)));
-
- gp_Pnt x = surface->Value (u,v);
-
- if (p.SquareDistance(x) <= sqr(PROJECTION_TOLERANCE)) return true;
-
- gp_Vec du, dv;
-
- surface->D1(u,v,x,du,dv);
-
- int count = 0;
-
- gp_Pnt xold;
- gp_Vec n;
- double det, lambda, mu;
-
- do {
- count++;
-
- n = du^dv;
-
- det = Det3 (n.X(), du.X(), dv.X(),
- n.Y(), du.Y(), dv.Y(),
- n.Z(), du.Z(), dv.Z());
-
- if (det < 1e-15) return false;
-
- lambda = Det3 (n.X(), p.X()-x.X(), dv.X(),
- n.Y(), p.Y()-x.Y(), dv.Y(),
- n.Z(), p.Z()-x.Z(), dv.Z())/det;
-
- mu = Det3 (n.X(), du.X(), p.X()-x.X(),
- n.Y(), du.Y(), p.Y()-x.Y(),
- n.Z(), du.Z(), p.Z()-x.Z())/det;
-
- u += lambda;
- v += mu;
-
- xold = x;
- surface->D1(u,v,x,du,dv);
-
- } while (xold.SquareDistance(x) > sqr(PROJECTION_TOLERANCE) && count < 50);
-
- // (*testout) << "FastProject count: " << count << endl;
-
- if (count == 50) return false;
-
- ap = Point<3> (x.X(), x.Y(), x.Z());
+ // -- Optimization: use cached projector and classifier
+ // Handle(Geom_Surface) surface = BRep_Tool::Surface(TopoDS::Face(fmap(surfi)));
+ //
+ // gp_Pnt x = surface->Value (u,v);
+ //
+ // if (p.SquareDistance(x) <= sqr(PROJECTION_TOLERANCE)) return true;
+ //
+ // gp_Vec du, dv;
+ //
+ // surface->D1(u,v,x,du,dv);
+ //
+ // int count = 0;
+ //
+ // gp_Pnt xold;
+ // gp_Vec n;
+ // double det, lambda, mu;
+ //
+ // do {
+ // count++;
+ //
+ // n = du^dv;
+ //
+ // det = Det3 (n.X(), du.X(), dv.X(),
+ // n.Y(), du.Y(), dv.Y(),
+ // n.Z(), du.Z(), dv.Z());
+ //
+ // if (det < 1e-15) return false;
+ //
+ // lambda = Det3 (n.X(), p.X()-x.X(), dv.X(),
+ // n.Y(), p.Y()-x.Y(), dv.Y(),
+ // n.Z(), p.Z()-x.Z(), dv.Z())/det;
+ //
+ // mu = Det3 (n.X(), du.X(), p.X()-x.X(),
+ // n.Y(), du.Y(), p.Y()-x.Y(),
+ // n.Z(), du.Z(), p.Z()-x.Z())/det;
+ //
+ // u += lambda;
+ // v += mu;
+ //
+ // xold = x;
+ // surface->D1(u,v,x,du,dv);
+ //
+ // } while (xold.SquareDistance(x) > sqr(PROJECTION_TOLERANCE) && count < 50);
+ //
+ // // (*testout) << "FastProject count: " << count << endl;
+ //
+ // if (count == 50) return false;
+ //
+ // ap = Point<3> (x.X(), x.Y(), x.Z());
+ Handle(ShapeAnalysis_Surface) proj;
+ BRepTopAdaptor_FClass2d *cls;
+ GetFaceTools(surfi, proj, cls);
+
+ gp_Pnt2d p2d = proj->NextValueOfUV(gp_Pnt2d(u,v), p, Precision::Confusion());
+ if (cls->Perform(p2d) == TopAbs_OUT)
+ {
+ //cout << "Projection fails" << endl;
+ return false;
+ }
+
+ p = proj->Value(p2d);
+ p2d.Coord(u, v);
+ ap = Point<3> (p.X(), p.Y(), p.Z());
return true;
}
diff -Naur netgen-5.3.1_orig/libsrc/occ/occgeom.hpp netgen-5.3.1_new/libsrc/occ/occgeom.hpp
--- netgen-5.3.1_orig/libsrc/occ/occgeom.hpp 2010-01-14 19:56:19.000000000 +0300
+++ netgen-5.3.1_new/libsrc/occ/occgeom.hpp 2014-07-22 13:09:03.000000000 +0400
@@ -15,8 +15,8 @@
#include "Geom_Curve.hxx"
#include "Geom2d_Curve.hxx"
#include "Geom_Surface.hxx"
-#include "GeomAPI_ProjectPointOnSurf.hxx"
-#include "GeomAPI_ProjectPointOnCurve.hxx"
+// #include "GeomAPI_ProjectPointOnSurf.hxx"
+// #include "GeomAPI_ProjectPointOnCurve.hxx"
#include "BRepTools.hxx"
#include "TopExp.hxx"
#include "BRepBuilderAPI_MakeVertex.hxx"
@@ -42,8 +42,8 @@
#include "Geom_Curve.hxx"
#include "Geom2d_Curve.hxx"
#include "Geom_Surface.hxx"
-#include "GeomAPI_ProjectPointOnSurf.hxx"
-#include "GeomAPI_ProjectPointOnCurve.hxx"
+// #include "GeomAPI_ProjectPointOnSurf.hxx"
+// #include "GeomAPI_ProjectPointOnCurve.hxx"
#include "TopoDS_Wire.hxx"
#include "BRepTools_WireExplorer.hxx"
#include "BRepTools.hxx"
@@ -68,18 +68,26 @@
#include "IGESToBRep_Reader.hxx"
#include "Interface_Static.hxx"
#include "GeomAPI_ExtremaCurveCurve.hxx"
-#include "Standard_ErrorHandler.hxx"
+//#include "Standard_ErrorHandler.hxx"
#include "Standard_Failure.hxx"
#include "ShapeUpgrade_ShellSewing.hxx"
#include "ShapeFix_Shape.hxx"
#include "ShapeFix_Wireframe.hxx"
+#include <Standard_Version.hxx>
+#if (OCC_VERSION_MAJOR << 16 | OCC_VERSION_MINOR << 8 | OCC_VERSION_MAINTENANCE) <= 0x060702
+// porting to OCCT6.7.3
#include "BRepMesh.hxx"
+#endif
#include "BRepMesh_IncrementalMesh.hxx"
#include "BRepBndLib.hxx"
#include "Bnd_Box.hxx"
#include "ShapeAnalysis.hxx"
#include "ShapeBuild_ReShape.hxx"
+// -- Optimization: to use cached projector and classifier
+#include <NCollection_DataMap.hxx>
+class Handle_ShapeAnalysis_Surface;
+class BRepTopAdaptor_FClass2d;
// Philippose - 29/01/2009
// OpenCascade XDE Support
@@ -190,6 +198,9 @@
class OCCGeometry : public NetgenGeometry
{
Point<3> center;
+ // -- Optimization: to use cached projector and classifier
+ mutable NCollection_DataMap<int,Handle_ShapeAnalysis_Surface> fprjmap;
+ mutable NCollection_DataMap<int,BRepTopAdaptor_FClass2d*> fclsmap;
public:
TopoDS_Shape shape;
@@ -241,6 +252,8 @@
vmap.Clear();
}
+ ~OCCGeometry(); // -- to free cached projector and classifier
+
void BuildFMap();
Box<3> GetBoundingBox()
@@ -260,9 +273,14 @@
Point<3> Center()
{ return center;}
- void Project (int surfi, Point<3> & p) const;
+ // void Project (int surfi, Point<3> & p) const; -- optimization
+ bool Project (int surfi, Point<3> & p, double& u, double& v) const;
bool FastProject (int surfi, Point<3> & ap, double& u, double& v) const;
+ // -- Optimization: to use cached projector and classifier
+ void GetFaceTools(int surfi, Handle(ShapeAnalysis_Surface)& proj,
+ BRepTopAdaptor_FClass2d*& cls) const;
+
OCCSurface GetSurface (int surfi)
{
cout << "OCCGeometry::GetSurface using PLANESPACE" << endl;
diff -Naur netgen-5.3.1_orig/libsrc/occ/occmeshsurf.cpp netgen-5.3.1_new/libsrc/occ/occmeshsurf.cpp
--- netgen-5.3.1_orig/libsrc/occ/occmeshsurf.cpp 2009-08-24 06:32:47.000000000 +0400
+++ netgen-5.3.1_new/libsrc/occ/occmeshsurf.cpp 2014-07-22 13:01:28.000000000 +0400
@@ -6,6 +6,7 @@
#include <meshing.hpp>
#include <GeomLProp_SLProps.hxx>
#include <ShapeAnalysis_Surface.hxx>
+#include <GeomAPI_ProjectPointOnCurve.hxx> // -- moved here from occgeom.hpp
namespace netgen
@@ -434,23 +435,33 @@
void MeshOptimize2dOCCSurfaces :: ProjectPoint (INDEX surfind, Point<3> & p) const
{
- geometry.Project (surfind, p);
+ // geometry.Project (surfind, p); -- signature of Project() changed for optimization
+ double u, v;
+ geometry.Project (surfind, p, u, v);
}
int MeshOptimize2dOCCSurfaces :: ProjectPointGI (INDEX surfind, Point<3> & p, PointGeomInfo & gi) const
{
- double u = gi.u;
- double v = gi.v;
+ //double u = gi.u;
+ //double v = gi.v;
Point<3> hp = p;
- if (geometry.FastProject (surfind, hp, u, v))
- {
- p = hp;
- return 1;
- }
- ProjectPoint (surfind, p);
- return CalcPointGeomInfo (surfind, gi, p);
+ // -- u and v are computed by FastProject() and Project(), no need to call CalcPointGeomInfo()
+ // if (geometry.FastProject (surfind, hp, u, v))
+ // {
+ // p = hp;
+ // return 1;
+ // }
+ // ProjectPoint (surfind, p);
+ // return CalcPointGeomInfo (surfind, gi, p);
+ bool ok;
+ if (gi.trignum > 0)
+ ok = geometry.FastProject (surfind, hp, gi.u, gi.v);
+ else
+ ok = geometry.Project (surfind, hp, gi.u, gi.v);
+ p = hp;
+ return ok;
}
@@ -680,7 +691,8 @@
if (!geometry.FastProject (surfi, hnewp, u, v))
{
// cout << "Fast projection to surface fails! Using OCC projection" << endl;
- geometry.Project (surfi, hnewp);
+ // geometry.Project (surfi, hnewp); -- Project() changed for optimization
+ geometry.Project (surfi, hnewp, u, v);
}
newgi.trignum = 1;
@@ -689,7 +701,7 @@
}
newp = hnewp;
- }
+ }//; -- to compile with -Wall -pedantic
void OCCRefinementSurfaces ::
@@ -708,14 +720,18 @@
hnewp = Point<3> (pnt.X(), pnt.Y(), pnt.Z());
newp = hnewp;
newgi = ap1;
- };
+ }
void OCCRefinementSurfaces :: ProjectToSurface (Point<3> & p, int surfi)
{
if (surfi > 0)
- geometry.Project (surfi, p);
- };
+ // geometry.Project (surfi, p); -- Project() changed for optimization
+ {
+ double u, v;
+ geometry.Project (surfi, p, u, v);
+ }
+ }//; -- to compile with -Wall -pedantic
void OCCRefinementSurfaces :: ProjectToSurface (Point<3> & p, int surfi, PointGeomInfo & gi)
{
@@ -723,9 +739,10 @@
if (!geometry.FastProject (surfi, p, gi.u, gi.v))
{
cout << "Fast projection to surface fails! Using OCC projection" << endl;
- geometry.Project (surfi, p);
+ double u, v;
+ geometry.Project (surfi, p, u, v);
}
- };
+ }
diff -Naur netgen-5.3.1_orig/libsrc/occ/Partition_Loop2d.cxx netgen-5.3.1_new/libsrc/occ/Partition_Loop2d.cxx
--- netgen-5.3.1_orig/libsrc/occ/Partition_Loop2d.cxx 2009-08-24 06:12:24.000000000 +0400
+++ netgen-5.3.1_new/libsrc/occ/Partition_Loop2d.cxx 2014-07-22 13:01:28.000000000 +0400
@@ -209,7 +217,7 @@
Cc->D1(uc, PC, CTg1);
if (!isForward) CTg1.Reverse();
- Standard_Real anglemin = 3 * PI, tolAng = 1.e-8;
+ Standard_Real anglemin = 3 * M_PI, tolAng = 1.e-8;
// select an edge whose first derivative is most left of CTg1
// ie an angle between Tg1 and CTg1 is least
@@ -233,7 +241,7 @@
// -PI < angle < PI
Standard_Real angle = Tg1.Angle(CTg1);
- if (PI - Abs(angle) <= tolAng)
+ if (M_PI - Abs(angle) <= tolAng)
{
// an angle is too close to PI; assure that an angle sign really
// reflects an edge position: +PI - an edge is worst,
diff -Naur netgen-5.3.1_orig/libsrc/occ/utilities.h netgen-5.3.1_new/libsrc/occ/utilities.h
--- netgen-5.3.1_orig/libsrc/occ/utilities.h 2009-08-24 06:12:24.000000000 +0400
+++ netgen-5.3.1_new/libsrc/occ/utilities.h 2014-07-22 13:01:28.000000000 +0400
@@ -33,6 +33,7 @@
#include <string>
#include <iostream>
+#include <iomanip>
#include <cstdlib>
// #include "SALOME_Log.hxx"
diff -Naur netgen-5.3.1_orig/nglib/nglib.h netgen-5.3.1_new/nglib/nglib.h
--- netgen-5.3.1_orig/nglib/nglib.h 2010-05-18 15:20:25.000000000 +0400
+++ netgen-5.3.1_new/nglib/nglib.h 2014-07-22 13:01:28.000000000 +0400
@@ -24,7 +24,7 @@
// Philippose - 14.02.2009
// Modifications for creating a DLL in Windows
#ifdef WIN32
- #ifdef NGLIB_EXPORTS || nglib_EXPORTS
+ #if defined NGLIB_EXPORTS || defined nglib_EXPORTS
#define DLL_HEADER __declspec(dllexport)
#else
#define DLL_HEADER __declspec(dllimport)