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+ // find out side orientation, which is important if there are several wires (PAL19080)

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+    bool isForward = true;
+    if ( nbWires > 1 ) {
       ...
+    }
+
     StdMeshers_FaceSide* wire = new StdMeshers_FaceSide( theFace, wireEdges, &theMesh,
-                                                         true, theIgnoreMediumNodes);
+                                                         isForward, theIgnoreMediumNodes);
This commit is contained in:
eap 2008-03-05 10:28:46 +00:00
parent 07ec002dfd
commit 7938a9e589
1 changed files with 11 additions and 2 deletions
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13
src/StdMeshers/StdMeshers_FaceSide.cxx
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@ -44,6 +44,7 @@
#include <BRep_Builder.hxx> #include <BRep_Builder.hxx>
#include <BRep_Tool.hxx> #include <BRep_Tool.hxx>
#include <TopExp.hxx> #include <TopExp.hxx>
#include <TopExp_Explorer.hxx>
#include <TopoDS_Face.hxx> #include <TopoDS_Face.hxx>
#include <TopoDS_Vertex.hxx> #include <TopoDS_Vertex.hxx>
#include <TopoDS_Wire.hxx> #include <TopoDS_Wire.hxx>
@ -505,12 +506,20 @@ TSideVector StdMeshers_FaceSide::GetFaceWires(const TopoDS_Face& theFace,
return TSideVector(0); return TSideVector(0);
} }
} }
// find out side orientation, which is important if there are several wires (PAL19080)
bool isForward = true;
if ( nbWires > 1 ) {
TopExp_Explorer e( theFace, TopAbs_EDGE );
while ( ! e.Current().IsSame( wireEdges.back() ))
e.Next();
isForward = ( e.Current().Orientation() == wireEdges.back().Orientation() );
}
StdMeshers_FaceSide* wire = new StdMeshers_FaceSide( theFace, wireEdges, &theMesh, StdMeshers_FaceSide* wire = new StdMeshers_FaceSide( theFace, wireEdges, &theMesh,
true, theIgnoreMediumNodes); isForward, theIgnoreMediumNodes);
wires[ iW ] = StdMeshers_FaceSidePtr( wire ); wires[ iW ] = StdMeshers_FaceSidePtr( wire );
from = to; from = to;
} }
return wires; return wires;
} }