From de2ab7a6f600e0a903d8aaa71d3fe8b96ba20892 Mon Sep 17 00:00:00 2001
From: azv <azv@opencascade.com>
Date: Mon, 5 Sep 2016 15:53:23 +0300
Subject: [PATCH] Fix conflicting constraints problem on tangent arc (issue
 #1718)

---
 src/SketchSolver/PlaneGCSSolver/PlaneGCSSolver_Solver.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/SketchSolver/PlaneGCSSolver/PlaneGCSSolver_Solver.cpp b/src/SketchSolver/PlaneGCSSolver/PlaneGCSSolver_Solver.cpp
index 72736bc43..01aa0da38 100644
--- a/src/SketchSolver/PlaneGCSSolver/PlaneGCSSolver_Solver.cpp
+++ b/src/SketchSolver/PlaneGCSSolver/PlaneGCSSolver_Solver.cpp
@@ -195,7 +195,7 @@ GCS::SolveStatus PlaneGCSSolver_Solver::solveWithoutTangent()
       if (!isTangentTruth(*aRemIt))
         break;
     if (aRemIt != aRemovedTangent.end())
-      aResult = GCS::Failed;
+      aResult = (GCS::SolveStatus)myEquationSystem->solve(myParameters);
   }
 
   if (aResult == GCS::Success)
@@ -226,7 +226,7 @@ bool PlaneGCSSolver_Solver::isTangentTruth(GCS::Constraint* theTangent) const
            fabs(aDist2 - aRadDiff * aRadDiff) <= aTol2;
   }
   if (theTangent->getTypeId() == GCS::P2LDistance) {
-    static const double aTol2 = 1e-12;
+    static const double aTol2 = 1e-10;
     GCS::VEC_pD aParams = theTangent->params();
     double aDist2 = *(aParams[6]) * *(aParams[6]);
     // orthogonal line direction
-- 
2.39.2