From: ifv <ifv@opencascade.com>
Date: Tue, 30 Mar 2021 08:37:44 +0000 (+0300)
Subject: 0032266: Modeling Data - Projection of curve on surface is wrong
X-Git-Url: http://git.dev.opencascade.org/gitweb/?a=commitdiff_plain;h=refs%2Fheads%2FCR32266;p=occt-copy.git

0032266: Modeling Data - Projection of curve on surface is wrong

ProjLib_ComputeApproxOnPolarSurface.cxx : control of validity aLocateExtPS is added
---

diff --git a/src/ProjLib/ProjLib_ComputeApproxOnPolarSurface.cxx b/src/ProjLib/ProjLib_ComputeApproxOnPolarSurface.cxx
index 58f9516a46..0d087e3cce 100644
--- a/src/ProjLib/ProjLib_ComputeApproxOnPolarSurface.cxx
+++ b/src/ProjLib/ProjLib_ComputeApproxOnPolarSurface.cxx
@@ -1279,17 +1279,19 @@ Handle(Adaptor2d_Curve2d)
 
 	  if (aLocateExtPS.IsDone())
           {
-	    if (aLocateExtPS.SquareDistance() < DistTol3d2)
+            aLocateExtPS.Point().Parameter(U0, V0);
+            U1 = U0 + usens*uperiod;
+            V1 = V0 + vsens*vperiod;
+            Pts2d(i).SetCoord(U1, V1);
+            
+            if (aLocateExtPS.SquareDistance() < DistTol3d2 && 
+                !Pts2d(i-1).IsEqual(Pts2d(i), Precision::PApproximation()))
             {  //OCC217
               //if (aLocateExtPS.SquareDistance() < Tol3d * Tol3d) {
               if (aLocateExtPS.SquareDistance() > myDist)
               {
                 myDist = aLocateExtPS.SquareDistance();
               }
-	      (aLocateExtPS.Point()).Parameter(U0,V0);
-	      U1 = U0 + usens*uperiod;
-	      V1 = V0 + vsens*vperiod;
-	      Pts2d(i).SetCoord(U1,V1);
 	      myProjIsDone = Standard_True;
 	    }
             else