X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FSketchPlugin%2FSketchPlugin_ConstraintAngle.cpp;h=c73ae7d175e339714dcab36fb25f1eeefc3deb8c;hb=c7a5ff20294ae8270bfb9120b8887f0c9959d658;hp=693fa9c848a67fe9c8600f7a22253076b7ca4cde;hpb=9b159dad1e76cd9671e776be60fc63663835b49c;p=modules%2Fshaper.git

diff --git a/src/SketchPlugin/SketchPlugin_ConstraintAngle.cpp b/src/SketchPlugin/SketchPlugin_ConstraintAngle.cpp
index 693fa9c84..c73ae7d17 100644
--- a/src/SketchPlugin/SketchPlugin_ConstraintAngle.cpp
+++ b/src/SketchPlugin/SketchPlugin_ConstraintAngle.cpp
@@ -154,15 +154,20 @@ double SketchPlugin_ConstraintAngle::calculateAngle()
   std::shared_ptr<GeomAPI_Pnt2d> aStartB = aPointB1->pnt();
   std::shared_ptr<GeomAPI_Pnt2d> aEndB   = aPointB2->pnt();
 
+  double aDist[2][2] = {
+      { anInter->distance(aStartA), anInter->distance(aEndA) },
+      { anInter->distance(aStartB), anInter->distance(aEndB) }
+  };
+
   // Directions of lines
-  if (anInter->distance(aEndA) < tolerance)
+  if (aDist[0][0] > aDist[0][1])
     aEndA = aStartA;
-  if (anInter->distance(aEndB) < tolerance)
+  if (aDist[1][0] > aDist[1][1])
     aEndB = aStartB;
   std::shared_ptr<GeomAPI_Dir2d> aDirA(new GeomAPI_Dir2d(aEndA->xy()->decreased(anInter->xy())));
   std::shared_ptr<GeomAPI_Dir2d> aDirB(new GeomAPI_Dir2d(aEndB->xy()->decreased(anInter->xy())));
 
-  anAngle = aDirA->angle(aDirB) * 180.0 / PI;
+  anAngle = fabs(aDirA->angle(aDirB)) * 180.0 / PI;
   return anAngle;
 }