construct a 4x4 rotation matrix using a quaternion

1 files changed, 1 insertions, 0 deletions

diff --git a/maths.hpp b/maths.hpp
index 57a9b29..87dcc43 100644
--- a/maths.hpp
+++ b/maths.hpp
@@ -496,6 +496,7 @@ struct m4f {
 
 	static m4f translate(m4f m, v3f v);
 	static m4f rotate(m4f m, float a, v3f v);
+	static m4f rotate(m4f m, const v4f& q);
 	static m4f scale(m4f m, v3f v);
 
 	v3f get_translation();