diff options
-rw-r--r-- | src/libslic3r/BridgeDetector.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libslic3r/BridgeDetector.cpp b/src/libslic3r/BridgeDetector.cpp index dd9c5e5f3..ebe928a9f 100644 --- a/src/libslic3r/BridgeDetector.cpp +++ b/src/libslic3r/BridgeDetector.cpp @@ -427,7 +427,7 @@ std::vector<BridgeDetector::BridgeDirection> BridgeDetector::bridge_direction_ca } /* compare first value with last one and remove the greatest one (PI) in case they are parallel (PI, 0) */ - if (Slic3r::Geometry::directions_parallel(angles.front().angle, angles.back().angle, min_resolution)) + if (angles.size() > 1 && Slic3r::Geometry::directions_parallel(angles.front().angle, angles.back().angle, min_resolution)) angles.pop_back(); return angles; |