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0021086: EDF 1686 GEOM: Bad triangle in a BLSURF + GHS3D mesh after

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converting to quadratic (Bug1686_Convert2Quad.py)
   in GetMiddleUV(), get period from a base surface of Geom_RectangularTrimmedSurface
This commit is contained in:
eap 2011-05-26 16:22:57 +00:00
parent 156cafd4ad
commit 2541f0a92a
1 changed files with 9 additions and 2 deletions
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11
src/SMESH/SMESH_MesherHelper.cxx
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@ -40,7 +40,7 @@
#include <GeomAPI_ProjectPointOnCurve.hxx>
#include <GeomAPI_ProjectPointOnSurf.hxx>
#include <Geom_Curve.hxx>
//#include <Geom_RectangularTrimmedSurface.hxx>
#include <Geom_RectangularTrimmedSurface.hxx>
#include <Geom_Surface.hxx>
#include <ShapeAnalysis.hxx>
#include <TopExp.hxx>
@ -735,7 +735,14 @@ gp_XY SMESH_MesherHelper::GetMiddleUV(const Handle(Geom_Surface)& surface,
const gp_XY& p1,
const gp_XY& p2)
{
return applyIn2D( surface, p1, p2, & AverageUV );
// NOTE:
// the proper place of getting basic surface seems to be in applyIn2D()
// but we put it here to decrease a risk of regressions just before releasing a version
Handle(Geom_Surface) surf = surface;
while ( !surf.IsNull() && surf->IsKind(STANDARD_TYPE(Geom_RectangularTrimmedSurface )))
surf = Handle(Geom_RectangularTrimmedSurface)::DownCast( surf )->BasisSurface();
return applyIn2D( surf, p1, p2, & AverageUV );
}
//=======================================================================