rotatable arm for character entities

[orbi.git] / src / graphics / Vector.h

diff --git a/src/graphics/Vector.h b/src/graphics/Vector.h
index 6259b97f0cb9a78fab1b389347113b28a94e9a33..958be232b74ea991f3471d9de2e5c7ef229d085c 100644 (file)
--- a/src/graphics/Vector.h
+++ b/src/graphics/Vector.h
@@ -210,6 +210,7 @@ template<class Scalar>
 constexpr Vector<Scalar> Rotate270(Vector<Scalar> v) {
        return Vector<Scalar>(v.y, -v.x);
 }
+// angle given in radians
 template<class Scalar, class Float>
 inline Vector<Scalar> Rotate(Vector<Scalar> v, Float by) {
        Float sine(std::sin(by));