From 260c166e685c95dad094ace771f54cebc4502f63 Mon Sep 17 00:00:00 2001
From: Artem Zyktin <zyktin.a.a@gmail.com>
Date: Wed, 3 Jun 2026 17:47:15 +0800
Subject: [PATCH] Add naive implementation

---
 src/naive/naive_vec4.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/naive/naive_vec4.h b/src/naive/naive_vec4.h
index ae3ff46..1e37c52 100644
--- a/src/naive/naive_vec4.h
+++ b/src/naive/naive_vec4.h
@@ -54,6 +54,11 @@ private:
 	return a.x() * b.x() + a.y() * b.y() + a.z() * b.z();
 }
 
+[[nodiscard]] inline float dot4(vec4 a, vec4 b) noexcept
+{
+	return a.x() * b.x() + a.y() * b.y() + a.z() * b.z() + a.w() * b.w();
+}
+
 [[nodiscard]] inline vec4 cross3(vec4 a, vec4 b) noexcept
 {
 	return {