From 3d6c0450f8a5d46dfced510bad7d0a3792c3359b Mon Sep 17 00:00:00 2001
From: quou <quou@disroot.org>
Date: Tue, 21 Jan 2025 00:17:00 +1100
Subject: quaternion

---
 maths.hpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'maths.hpp')

diff --git a/maths.hpp b/maths.hpp
index 98a318f..e9b2fa8 100644
--- a/maths.hpp
+++ b/maths.hpp
@@ -469,6 +469,18 @@ struct AABB {
 	v3f min, max;
 };
 
+namespace quat {
+	v4f identity();
+	v4f scale(const v4f& q, float s);
+	v4f normalised(const v4f& q);
+	v4f conjugate(const v4f& q);
+	template <bool normalise>
+	v4f mul(const v4f& a, const v4f& b);
+	v4f mul(const v4f& a, const v4f& b);
+	v4f rotate(float angle, const v3f& axis);
+	v4f euler(const v3f& a);
+}
+
 struct m4f {
 	float m[4][4];
 
-- 
cgit v1.2.3-54-g00ecf