From 91f2f2fae3e661f23d333239c619a02865b0b62d Mon Sep 17 00:00:00 2001
From: Vladimir Kharlampidi <nolimits4web@gmail.com>
Date: Wed, 11 Aug 2021 16:02:42 +0300
Subject: [PATCH] fix(scrollbar): fix scrollbar size with `centeredSlides`

---
 src/modules/scrollbar/scrollbar.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/modules/scrollbar/scrollbar.js b/src/modules/scrollbar/scrollbar.js
index 0f047654d..7a9727966 100644
--- a/src/modules/scrollbar/scrollbar.js
+++ b/src/modules/scrollbar/scrollbar.js
@@ -85,7 +85,8 @@ export default function Scrollbar({ swiper, extendParams, on, emit }) {
     $dragEl[0].style.height = '';
     trackSize = swiper.isHorizontal() ? $el[0].offsetWidth : $el[0].offsetHeight;
 
-    divider = swiper.size / swiper.virtualSize;
+    divider =
+      swiper.size / (swiper.virtualSize - (swiper.params.centeredSlides ? swiper.snapGrid[0] : 0));
     if (swiper.params.scrollbar.dragSize === 'auto') {
       dragSize = trackSize * divider;
     } else {