From 681fdcf22956694877e0353452e586bc8164f0d7 Mon Sep 17 00:00:00 2001
From: Dmitry Stepanov <d1maxa@yandex.ru>
Date: Wed, 19 Jun 2024 21:39:05 +0300
Subject: [PATCH] `math::get_arbitrary_line_perpendicular`

---
 fyrox-math/src/lib.rs | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/fyrox-math/src/lib.rs b/fyrox-math/src/lib.rs
index 146c0aee9..e57513a1f 100644
--- a/fyrox-math/src/lib.rs
+++ b/fyrox-math/src/lib.rs
@@ -545,6 +545,21 @@ where
     closest_index
 }
 
+#[inline]
+pub fn get_arbitrary_line_perpendicular(
+    begin: Vector3<f32>,
+    end: Vector3<f32>,
+) -> Option<Vector3<f32>> {
+    let dir = (end - begin).try_normalize(f32::EPSILON)?;
+    for axis in [Vector3::x(), Vector3::y(), Vector3::z()] {
+        let perp = dir.cross(&axis);
+        if perp.norm_squared().ne(&0.0) {
+            return Some(perp);
+        }
+    }
+    None
+}
+
 /// Returns a tuple of (point index; triangle index) closest to the given point.
 #[inline]
 pub fn get_closest_point_triangle_set<P>(