From 6ca9ee7b7f82271434b20439369cd647f957fac9 Mon Sep 17 00:00:00 2001
From: Bigfoot71 <victor.lejuez@protonmail.ch>
Date: Thu, 26 Mar 2026 13:07:00 +0100
Subject: [PATCH] simplify `CheckCollisionSpheres` using `Vector3DistanceSqr`

---
 src/rmodels.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/rmodels.c b/src/rmodels.c
index ba28eb839..001db3420 100644
--- a/src/rmodels.c
+++ b/src/rmodels.c
@@ -4112,7 +4112,8 @@ bool CheckCollisionSpheres(Vector3 center1, float radius1, Vector3 center2, floa
     */
 
     // Check for distances squared to avoid sqrtf()
-    if (Vector3DotProduct(Vector3Subtract(center2, center1), Vector3Subtract(center2, center1)) <= (radius1 + radius2)*(radius1 + radius2)) collision = true;
+    float radSum = radius1 + radius2;
+    if (Vector3DistanceSqr(center1, center2) <= radSum*radSum) collision = true;
 
     return collision;
 }