From ba83bd33f30513b3baa9c20a02d02969a62f446b Mon Sep 17 00:00:00 2001
From: Le Juez Victor <90587919+Bigfoot71@users.noreply.github.com>
Date: Fri, 27 Mar 2026 09:26:53 +0100
Subject: [PATCH] simplify `CheckCollisionSpheres` using `Vector3DistanceSqr`
 (#5695)

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

diff --git a/src/rmodels.c b/src/rmodels.c
index c78930f03..a662a2dc2 100644
--- a/src/rmodels.c
+++ b/src/rmodels.c
@@ -4085,7 +4085,8 @@ 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;
 }