From c38ab65562e4fcb57d79838002c6923e98f5cab9 Mon Sep 17 00:00:00 2001
From: Hanno Braun <hello@hannobraun.com>
Date: Mon, 29 Jul 2024 18:55:24 +0200
Subject: [PATCH] Add `Vector::angle_to`

---
 crates/fj-math/src/vector.rs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/crates/fj-math/src/vector.rs b/crates/fj-math/src/vector.rs
index 4e6c45273..5c08f6bd4 100644
--- a/crates/fj-math/src/vector.rs
+++ b/crates/fj-math/src/vector.rs
@@ -87,6 +87,11 @@ impl<const D: usize> Vector<D> {
         self.to_na().normalize().into()
     }
 
+    /// Compute the angle between this vector and another
+    pub fn angle_to(&self, other: &Self) -> Scalar {
+        (self.dot(other) / (self.magnitude() * other.magnitude())).acos()
+    }
+
     /// Compute the dot product with another vector
     pub fn dot(&self, other: &Self) -> Scalar {
         self.to_na().dot(&other.to_na()).into()