+ use undo/redo for Fem constraint force dialog

2015-02-27 11:21:05 +01:00
parent 36e4758b72
commit 6721139630
3 changed files with 25 additions and 0 deletions
--- a/src/Mod/Fem/App/FemConstraintForce.cpp
+++ b/src/Mod/Fem/App/FemConstraintForce.cpp
@@ -82,6 +82,10 @@ void ConstraintForce::onChanged(const App::Property* prop)
            direction = -direction;
        DirectionVector.setValue(direction);
    } else if (prop == &Reversed) {
+        // if the direction is invalid try to compute it again
+        if (naturalDirectionVector.Length() < Precision::Confusion()) {
+            naturalDirectionVector = getDirection(Direction);
+        }
        if (naturalDirectionVector.Length() >= Precision::Confusion()) {
            if (Reversed.getValue() && (DirectionVector.getValue() == naturalDirectionVector)) {
                DirectionVector.setValue(-naturalDirectionVector);