diff options
Diffstat (limited to 'src/libslic3r/ExtrusionEntity.cpp')
| -rw-r--r-- | src/libslic3r/ExtrusionEntity.cpp | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/src/libslic3r/ExtrusionEntity.cpp b/src/libslic3r/ExtrusionEntity.cpp index 5ed878499..250359aef 100644 --- a/src/libslic3r/ExtrusionEntity.cpp +++ b/src/libslic3r/ExtrusionEntity.cpp @@ -213,21 +213,25 @@ void ExtrusionLoop::split_at(const Point &point, bool prefer_non_overhang) this->split_at_vertex(p); } -void ExtrusionLoop::clip_end(double distance, ExtrusionPaths* paths) const +ExtrusionPaths clip_end(ExtrusionPaths& paths, double distance) { - *paths = this->paths; + ExtrusionPaths removed; - while (distance > 0 && !paths->empty()) { - ExtrusionPath &last = paths->back(); + while (distance > 0 && !paths.empty()) { + ExtrusionPath& last = paths.back(); + removed.push_back(last); double len = last.length(); if (len <= distance) { - paths->pop_back(); + paths.pop_back(); distance -= len; } else { last.polyline.clip_end(distance); + removed.back().polyline.clip_start(removed.back().polyline.length() - distance); break; } } + std::reverse(removed.begin(), removed.end()); + return removed; } bool ExtrusionLoop::has_overhang_point(const Point &point) const |