From 2acfbfbe7199ee7d430e2a55a7299ca1b0f1dae8 Mon Sep 17 00:00:00 2001
From: Richard Davey <rich@photonstorm.com>
Date: Fri, 11 Sep 2020 14:01:55 +0100
Subject: [PATCH] `Gamepad._created` is a new private internal property that
 keeps track of when the instance was created. This is compared to the
 navigator timestamp in the update loop to avoid event spamming. Fix #4890.

---
 src/input/gamepad/Gamepad.js | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/input/gamepad/Gamepad.js b/src/input/gamepad/Gamepad.js
index 52e8ae57c..7ca501848 100644
--- a/src/input/gamepad/Gamepad.js
+++ b/src/input/gamepad/Gamepad.js
@@ -313,6 +313,16 @@ var Gamepad = new Class({
          * @since 3.10.0
          */
         this.rightStick = new Vector2();
+
+        /**
+         * When was this Gamepad created? Used to avoid duplicate event spamming in the update loop.
+         *
+         * @name Phaser.Input.Gamepad.Gamepad#_created
+         * @type {number}
+         * @private
+         * @since 3.50.0
+         */
+        this._created = performance.now();
     },
 
     /**
@@ -420,6 +430,11 @@ var Gamepad = new Class({
      */
     update: function (pad)
     {
+        if (pad.timestamp < this._created)
+        {
+            return;
+        }
+
         var i;
 
         //  Sync the button values