Fix for crash on abort of Boolean with one argument set.

[modules/shaper.git] / src / GeomAlgoAPI / GeomAlgoAPI_FaceBuilder.cpp

diff --git a/src/GeomAlgoAPI/GeomAlgoAPI_FaceBuilder.cpp b/src/GeomAlgoAPI/GeomAlgoAPI_FaceBuilder.cpp
index 46a46d233446b0a923c44dd605128f3e16f88105..8e108ebfa01d4f3423bba3c23f8a617500c69d60 100644 (file)
--- a/src/GeomAlgoAPI/GeomAlgoAPI_FaceBuilder.cpp
+++ b/src/GeomAlgoAPI/GeomAlgoAPI_FaceBuilder.cpp
@@ -67,6 +67,12 @@ std::shared_ptr<GeomAPI_Pln> GeomAlgoAPI_FaceBuilder::plane(
   gp_Pln aPln = isPlanar.Plan();
   double aA, aB, aC, aD;
   aPln.Coefficients(aA, aB, aC, aD);
+  if (aFace.Orientation() == TopAbs_REVERSED) {
+    aA = -aA;
+    aB = -aB;
+    aC = -aC;
+    aD = -aD;
+  }
   aResult = std::shared_ptr<GeomAPI_Pln>(new GeomAPI_Pln(aA, aB, aC, aD));
   return aResult;
 }