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0022646: Error in algorithms BRepOffsetAPI_ThruSections and BRepOffsetAPI_MakePipeShell: sections with degenerated edges are processed in

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SSV
2011-08-11 14:31:58 +00:00
committed by bugmaster
parent 51c3cc5f78
commit bd05fabf89
7 changed files with 507 additions and 206 deletions
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41
src/IntCurve/IntCurve_IntConicConic_1.cxx
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@@ -378,23 +378,26 @@ void ProjectOnLAndIntersectWithLDomain(const gp_Circ2d& Circle
NbSolTotal++;
}
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//=======================================================================
//function : LineCircleGeometricIntersection
//purpose :
//~~ On cherche des segments d intersection dans le `tuyau`
//~~ R+Tol R-Tol ( Tol est TolConf : Tolerance de confusion d arc)
//~~ On Cherche un point d intersection a une distance TolTang du cercle.
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
void LineCircleGeometricIntersection(const gp_Lin2d& Line
,const gp_Circ2d& Circle
,const Standard_Real Tol
,const Standard_Real TolTang
,PeriodicInterval& CInt1
,PeriodicInterval& CInt2
,Standard_Integer& nbsol) {
//=======================================================================
void LineCircleGeometricIntersection(const gp_Lin2d& Line,
const gp_Circ2d& Circle,
const Standard_Real Tol,
const Standard_Real TolTang,
PeriodicInterval& CInt1,
PeriodicInterval& CInt2,
Standard_Integer& nbsol)
{
Standard_Real dO1O2=Line.Distance(Circle.Location());
Standard_Real R=Circle.Radius();
// Standard_Real RpTol=R+Tol;
Standard_Real RmTol=R-Tol;
Standard_Real binf1,binf2=0,bsup1,bsup2=0;
@@ -412,12 +415,24 @@ void LineCircleGeometricIntersection(const gp_Lin2d& Line
}
else {
//----------------------------------------------------------------
// Standard_Real dO1O2dO1O2=dO1O2*dO1O2;
Standard_Boolean b2Sol;
Standard_Real dAlpha1;
//---------------------------------------------------------------
//-- Line coupe le cercle Circle+ (=C(x1,y1,R1+Tol))
if(dO1O2 > RmTol) {
//modified by NIZNHY-PKV Thu May 12 12:25:17 2011f
b2Sol=Standard_False;
if (R>dO1O2+TolTang) {
Standard_Real aX2, aTol2;
//
aTol2=Tol*Tol;
aX2=4.*(R*R-dO1O2*dO1O2);
if (aX2>aTol2) {
b2Sol=!b2Sol;
}
}
if(dO1O2 > RmTol && !b2Sol) {
//if(dO1O2 > RmTol) {
//modified by NIZNHY-PKV Thu May 12 12:25:20 2011t
Standard_Real dx=dO1O2;
Standard_Real dy=0.0; //(RpTol*RpTol-dx*dx); //Patch !!!
dy=(dy>=0.0)? Sqrt(dy) : 0.0;