From 3730e0533cceaefe7981387804556810442865e1 Mon Sep 17 00:00:00 2001
From: Ferenc Arn <tagcup@yahoo.com>
Date: Fri, 24 Mar 2017 12:03:33 -0500
Subject: [PATCH] Use atan2 rather than acos in Vector3.angle_to.

Fixes #8111.
---
 core/math/vector3.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/math/vector3.h b/core/math/vector3.h
index fc02e66c331..9a31ec4f277 100644
--- a/core/math/vector3.h
+++ b/core/math/vector3.h
@@ -214,7 +214,7 @@ real_t Vector3::distance_squared_to(const Vector3 &p_b) const {
 
 real_t Vector3::angle_to(const Vector3 &p_b) const {
 
-	return Math::acos(this->dot(p_b) / Math::sqrt(this->length_squared() * p_b.length_squared()));
+	return Math::atan2(cross(p_b).length(), dot(p_b));
 }
 
 /* Operators */