Changeset 1317Tweet

Timestamp:

Apr 30, 2012, 3:40:51 PM (9 years ago)

Author:

sam

Message:

math: add Quat::transform() to directly apply a quaternion to a vector.

File:

• trunk/src/lol/math/vector.h (modified) (1 diff)

trunk/src/lol/math/vector.h

@@ -948 +948 @@
     }
 
+    inline Vec3<T> transform(Vec3<T> const &v)
+    {
+        Quat<T> p = Quat<T>(0, v.x, v.y, v.z);
+        Quat<T> q = *this * p / *this;
+        return Vec3<T>(q.x, q.y, q.z);
+    }
+
 #if !defined __ANDROID__
     template<typename U>