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Diffstat (limited to 'xs/src/libslic3r/Point.hpp')
| -rw-r--r-- | xs/src/libslic3r/Point.hpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/xs/src/libslic3r/Point.hpp b/xs/src/libslic3r/Point.hpp index 6c9096a3d..a52cdceb6 100644 --- a/xs/src/libslic3r/Point.hpp +++ b/xs/src/libslic3r/Point.hpp @@ -238,6 +238,11 @@ inline coordf_t dot(const Pointf &v1, const Pointf &v2) { return v1.x * v2.x + v inline coordf_t dot(const Pointf &v) { return v.x * v.x + v.y * v.y; } inline double length(const Vectorf &v) { return sqrt(dot(v)); } inline double l2(const Vectorf &v) { return dot(v); } +inline Vectorf normalize(const Vectorf& v) +{ + coordf_t len = ::sqrt(sqr(v.x) + sqr(v.y)); + return (len != 0.0) ? 1.0 / len * v : Vectorf(0.0, 0.0); +} class Pointf3 : public Pointf { |