diff options
Diffstat (limited to 'src/live_effects/lpe-bendpath.cpp')
| -rw-r--r-- | src/live_effects/lpe-bendpath.cpp | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/src/live_effects/lpe-bendpath.cpp b/src/live_effects/lpe-bendpath.cpp index 49660c91b..eaf9fe4a6 100644 --- a/src/live_effects/lpe-bendpath.cpp +++ b/src/live_effects/lpe-bendpath.cpp @@ -94,6 +94,10 @@ LPEBendPath::doEffect_pwd2 (Geom::Piecewise<Geom::D2<Geom::SBasis> > const & pwd bend_path.changed = false; } + if (uskeleton.empty()) { + return pwd2_in; /// \todo or throw an exception instead? might be better to throw an exception so that the UI can display an error message or smth + } + D2<Piecewise<SBasis> > patternd2 = make_cuts_independent(pwd2_in); Piecewise<SBasis> x = vertical_pattern.get_value() ? Piecewise<SBasis>(patternd2[1]) : Piecewise<SBasis>(patternd2[0]); Piecewise<SBasis> y = vertical_pattern.get_value() ? Piecewise<SBasis>(patternd2[0]) : Piecewise<SBasis>(patternd2[1]); @@ -105,9 +109,9 @@ LPEBendPath::doEffect_pwd2 (Geom::Piecewise<Geom::D2<Geom::SBasis> > const & pwd x-= bboxHorizontal.min(); y-= bboxVertical.middle(); - double scaling = uskeleton.cuts.back()/bboxHorizontal.extent(); + double scaling = uskeleton.cuts.back()/bboxHorizontal.extent(); - if (scaling != 1.0) { + if (scaling != 1.0) { x*=scaling; } @@ -117,7 +121,6 @@ LPEBendPath::doEffect_pwd2 (Geom::Piecewise<Geom::D2<Geom::SBasis> > const & pwd if (prop_scale != 1.0) y *= prop_scale; } - Piecewise<D2<SBasis> > output = compose(uskeleton,x) + y*compose(n,x); return output; } |