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0022240: Bad triangulation of transformed shapes

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Correction of out transformation for the curves on plane surface.
Added test case bugs/vis/bug22240
Modified test cases according to new behavior.
This commit is contained in:
azn
2014-05-29 15:39:04 +04:00
committed by apn
parent 69b43824ac
commit bdd1223f46
4 changed files with 38 additions and 15 deletions
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26
src/BRep/BRep_Tool.cxx
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@@ -314,40 +314,42 @@ Handle(Geom2d_Curve) BRep_Tool::CurveOnSurface(const TopoDS_Edge& E,
GP = Handle(Geom_Plane)::DownCast(S);
//fin modif du 21-05-97
if (!GP.IsNull()) {
if (!GP.IsNull())
{
Handle(GeomAdaptor_HCurve) HC;
Handle(GeomAdaptor_HSurface) HS;
HC = new GeomAdaptor_HCurve();
HS = new GeomAdaptor_HSurface();
TopLoc_Location LC;
TopLoc_Location aCurveLocation;
Standard_Real f, l;// for those who call with (u,u).
Handle(Geom_Curve) C3d =
BRep_Tool::Curve(E,/*LC,*/f,l); // transforming plane instead of curve
// we can loose scale factor of Curve transformation (eap 13 May 2002)
Handle(Geom_Curve) C3d = BRep_Tool::Curve(E, aCurveLocation, f, l);
LC = L/*.Predivided(LC)*/;
if (C3d.IsNull())
{
return nullPCurve;
}
if (C3d.IsNull()) return nullPCurve;
aCurveLocation = L.Predivided(aCurveLocation);
Handle(Geom_Plane) Plane = GP;
if (!LC.IsIdentity()) {
const gp_Trsf& T = LC.Transformation();
if (!aCurveLocation.IsIdentity())
{
const gp_Trsf& T = aCurveLocation.Transformation();
Handle(Geom_Geometry) GPT = GP->Transformed(T);
Plane = *((Handle(Geom_Plane)*)&GPT);
}
GeomAdaptor_Surface& GAS = HS->ChangeSurface();
GAS.Load(Plane);
Handle(Geom_Curve) ProjOnPlane =
GeomProjLib::ProjectOnPlane(new Geom_TrimmedCurve(C3d,f,l),
Plane,
Plane->Position().Direction(),
Standard_True);
GeomAdaptor_Curve& GAC = HC->ChangeCurve();
GAC.Load(ProjOnPlane);