OpenCascade/occt
1
0
Fork 0
mirror of https://git.dev.opencascade.org/repos/occt.git synced 2025-08-09 13:22:24 +03:00
Code Activity

0025223: Wrong result done by projection algorithm

Browse Source 
class ProjLib_ComputeApprox
method
 ProjLib_ComputeApprox::ProjLib_ComputeApprox
   (const Handle(Adaptor3d_HCurve)   & C,
    const Handle(Adaptor3d_HSurface) & S,
    const Standard_Real              Tol )

Using Precision::PConfusion() as a 2d tolerance when shifting the projected curve.

Test case for issue CR25223
This commit is contained in:
emv
2014-09-18 14:26:14 +04:00
committed by bugmaster
parent 53c888d174
commit 6aa39ac3ad
2 changed files with 96 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
src/ProjLib/ProjLib_ComputeApprox.cxx
View File

@@ -1072,9 +1072,14 @@ ProjLib_ComputeApprox::ProjLib_ComputeApprox
}
if (F.UCouture || (F.VCouture && SType == GeomAbs_Sphere))
{
gp_Pnt2d P2d = F.Value( UFirst );
number = (Standard_Integer) (Floor((P2d.X()-u)/M_PI + Epsilon(M_PI)));
du = -number*M_PI;
Standard_Real aNbPer;
gp_Pnt2d P2d = F.Value(UFirst);
du = u - P2d.X();
du = (du < 0) ? (du - Precision::PConfusion()) :
(du + Precision::PConfusion());
modf(du/M_PI, &aNbPer);
number = (Standard_Integer)aNbPer;
du = number*M_PI;
}
if (!myBSpline.IsNull())