Vector: added norm_squared() because sometimes you can safe the sqrt operation

2026-10-15 01:23:37 +08:00 · 2017-12-04 15:34:13 +01:00
parent 41ad2bdea5
commit 5130da206a
1 changed files with 5 additions and 0 deletions
@@ -71,6 +71,11 @@ public:
        return Type(sqrt(a.dot(a)));
    }

+    Type norm_squared() const {
+        const Vector &a(*this);
+        return Type(a.dot(a));
+    }
+
    inline Type length() const {
        return norm();
    }