From 9aff7f9f6d51bf4e69bc4e6609f0d5df3e309d63 Mon Sep 17 00:00:00 2001
From: dengr1065 <dengr1065@gmail.com>
Date: Tue, 29 Sep 2020 18:44:22 +0300
Subject: [PATCH] Rename delta to scale in camera.js (#705)

---
 src/js/game/camera.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/js/game/camera.js b/src/js/game/camera.js
index 37db1432..8f5b850e 100644
--- a/src/js/game/camera.js
+++ b/src/js/game/camera.js
@@ -503,7 +503,7 @@ export class Camera extends BasicSerializableObject {
         const prevZoom = this.zoomLevel;
 
         const scale = 1 + 0.15 * this.root.app.settings.getScrollWheelSensitivity();
-        assert(Number.isFinite(delta), "Got invalid delta in mouse wheel event: " + event.deltaY);
+        assert(Number.isFinite(scale), "Got invalid scale in mouse wheel event: " + event.deltaY);
         assert(Number.isFinite(this.zoomLevel), "Got invalid zoom level *before* wheel: " + this.zoomLevel);
         this.zoomLevel *= event.deltaY < 0 ? scale : 1 / scale;
         assert(Number.isFinite(this.zoomLevel), "Got invalid zoom level *after* wheel: " + this.zoomLevel);