diff options
Diffstat (limited to 'src/2geom/sbasis-roots.cpp')
| -rw-r--r-- | src/2geom/sbasis-roots.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/2geom/sbasis-roots.cpp b/src/2geom/sbasis-roots.cpp index 57bef4c0f..e3e5e4441 100644 --- a/src/2geom/sbasis-roots.cpp +++ b/src/2geom/sbasis-roots.cpp @@ -222,7 +222,7 @@ static void multi_roots_internal(SBasis const &f, double b, double fb){ - if (f.size()==0){ + if (f.isZero(0)){ int idx; idx=upper_level(levels,0,vtol); if (idx<(int)levels.size()&&fabs(levels.at(idx))<=vtol){ @@ -414,7 +414,7 @@ static void level_sets_internal(SBasis const &f, double fb, double tol=1e-5){ - if (f.size()==0){ + if (f.isZero(0)){ unsigned idx; idx=upper_level( levels, 0. ); if (idx<levels.size() && levels[idx].contains(0.)){ @@ -614,6 +614,7 @@ std::vector<double> roots1(SBasis const & s, Interval const ivl) { std::vector<double> roots(SBasis const & s) { switch(s.size()) { case 0: + assert(false); return std::vector<double>(); case 1: return roots1(s); @@ -628,6 +629,7 @@ std::vector<double> roots(SBasis const & s) { std::vector<double> roots(SBasis const & s, Interval const ivl) { switch(s.size()) { case 0: + assert(false); return std::vector<double>(); case 1: return roots1(s, ivl); |