From 91793ce752090c3e1b5aaaf57cf219af77f00a19 Mon Sep 17 00:00:00 2001
From: Sanghoon Kim <20144277+kim-sanghoon@users.noreply.github.com>
Date: Tue, 23 Nov 2021 16:22:41 +0900
Subject: [PATCH] Revert "Merge pull request #2059 from
 kim-sanghoon/fix/getLevelScale"

This reverts commit 1454ac791a0a2d538a58678374b7829f7c3f1fbb, reversing
changes made to fcca75c57e9707be8a552bb824c8b6f5f899ee75.
---
 src/tilesource.js | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/src/tilesource.js b/src/tilesource.js
index 32f10da8..aab7f134 100644
--- a/src/tilesource.js
+++ b/src/tilesource.js
@@ -284,14 +284,10 @@ $.TileSource.prototype = {
         // see https://github.com/openseadragon/openseadragon/issues/22
         // we use the tilesources implementation of getLevelScale to generate
         // a memoized re-implementation
-        var maxLevel = Math.ceil(
-                Math.log( Math.max( this.dimensions.x, this.dimensions.y ) ) /
-                Math.log( 2 )
-            ),
-            levelScaleCache = {},
+        var levelScaleCache = {},
             i;
-        for( i = 0; i <= maxLevel; i++ ){
-            levelScaleCache[ i ] = 1 / Math.pow(2, maxLevel - i);
+        for( i = 0; i <= this.maxLevel; i++ ){
+            levelScaleCache[ i ] = 1 / Math.pow(2, this.maxLevel - i);
         }
         this.getLevelScale = function( _level ){
             return levelScaleCache[ _level ];