From afcd62e622f645e430420eede33fdc8ef5799b74 Mon Sep 17 00:00:00 2001
From: Nathan Mande <neodarksoulink@gmail.com>
Date: Wed, 24 Apr 2024 19:42:52 +0200
Subject: [PATCH] fix: correct `timestep` update

---
 examples/jsm/physics/RapierPhysics.js | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/examples/jsm/physics/RapierPhysics.js b/examples/jsm/physics/RapierPhysics.js
index 690c67209faf17..3ac58d88091b3b 100644
--- a/examples/jsm/physics/RapierPhysics.js
+++ b/examples/jsm/physics/RapierPhysics.js
@@ -349,10 +349,11 @@ export class Physic {
 	/**
 	 * @description Update the physic world.
 	 *
-	 * @param {number | undefined} delta
+	 * @param {number | undefined} timestep The timestep length, in seconds.
 	 */
-	step(delta = undefined) {
-		this.world.step(delta);
+	step(timestep = undefined) {
+		if (typeof timestep === "number") this.world.timestep = timestep;
+		this.world.step();
 
 		for (let i = 0, l = this.dynamicObjects.length; i < l; i++) {
 			const object = this.dynamicObjects[i];