From 485a6287eb0561a5059db45b68fdcc75f1b46ced Mon Sep 17 00:00:00 2001
From: kvadrik <41710943+kvadrik@users.noreply.github.com>
Date: Sat, 14 Mar 2026 20:13:33 +0200
Subject: [PATCH] Overlapping condition changed

Overlapping happens not when centers of circular bodies are in the same point, but when the distance between them is smaller than the sum of their radii.
---
 src/main/java/com/thealgorithms/physics/ElasticCollision2D.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/java/com/thealgorithms/physics/ElasticCollision2D.java b/src/main/java/com/thealgorithms/physics/ElasticCollision2D.java
index 399c3f1e041f..d096e0a8d7cd 100644
--- a/src/main/java/com/thealgorithms/physics/ElasticCollision2D.java
+++ b/src/main/java/com/thealgorithms/physics/ElasticCollision2D.java
@@ -41,7 +41,7 @@ public static void resolveCollision(Body a, Body b) {
         double dy = b.y - a.y;
         double dist = Math.hypot(dx, dy);
 
-        if (dist == 0) {
+        if (dist < a.radius + b.radius) {
             return; // overlapping
         }