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added IndexMapIterator

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This commit is contained in:
Joachim Schoeberl 2021-11-06 13:15:52 +01:00
parent bd564931f8
commit 6ae645ce33
2 changed files with 40 additions and 1 deletions
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10
libsrc/occ/occgenmesh.cpp
View File

@ -374,12 +374,20 @@ namespace netgen
}
/*
int total = 0;
for (int i3 = 1; i3 <= geom.fmap.Extent(); i3++)
for (TopExp_Explorer exp2(geom.fmap(i3), TopAbs_WIRE); exp2.More(); exp2.Next())
for (TopExp_Explorer exp3(exp2.Current(), TopAbs_EDGE); exp3.More(); exp3.Next())
total++;
*/
int total = 0;
for (auto [i3, face] : Enumerate(geom.fmap))
for (auto wire : Explore(face, TopAbs_WIRE))
for (auto edge : Explore(wire, TopAbs_EDGE))
total++;
int facenr = 0;
// int edgenr = mesh.GetNSeg();

31
libsrc/occ/occgeom.hpp
View File

@ -268,7 +268,38 @@ namespace netgen
auto end() { return nullptr; }
};
inline auto Explore (TopoDS_Shape shape, TopAbs_ShapeEnum toFind, TopAbs_ShapeEnum toAvoid = TopAbs_SHAPE)
{
return MyExplorer (shape, toFind, toAvoid);
}
class IndexMapIterator
{
class Iterator
{
const TopTools_IndexedMapOfShape & indmap;
int i;
public:
Iterator (const TopTools_IndexedMapOfShape & aindmap, int ai)
: indmap(aindmap), i(ai) { ; }
auto operator*() { return tuple(i, indmap(i)); }
Iterator & operator++() { i++; return *this; }
bool operator!= (const Iterator & i2) { return i != i2.i; }
};
public:
const TopTools_IndexedMapOfShape & indmap;
IndexMapIterator (const TopTools_IndexedMapOfShape & aindmap) : indmap(aindmap) { }
Iterator begin() { return Iterator(indmap, 1); }
Iterator end() { return Iterator(indmap, indmap.Extent()); }
};
inline auto Enumerate (const TopTools_IndexedMapOfShape & indmap)
{
return IndexMapIterator(indmap);
}
class DLL_HEADER OCCGeometry : public NetgenGeometry
{