vector: add almost_equal specialisation

2015-04-02 14:57:42 +11:00 · 2015-04-02 14:57:42 +11:00 · 4aa35f4c70
commit 4aa35f4c70
parent 3da59aea2f
1 changed files with 6 additions and 0 deletions
--- a/vector.cpp
+++ b/vector.cpp
@ -248,3 +248,9 @@ namespace util {
    template <> vector<4,double> random (void) { util::vector<4,double> out; randomise (out.data); return out; }
 }

+template <>
+bool
+almost_equal [[gnu::pure]] (const util::vector2f &a, const util::vector2f &b)
+{
+    return std::equal (a.begin (), a.end (), b.begin (), almost_equal<float>);
+}