From 64bd4dcb64d611e5dbd3af88fd83ef89ef3663e6 Mon Sep 17 00:00:00 2001
From: yann300 <yann.levreau@gmail.com>
Date: Mon, 13 Feb 2017 12:45:42 +0100
Subject: [PATCH] change only if different

---
 src/ui/Slider.js | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/ui/Slider.js b/src/ui/Slider.js
index e6c24e95dc..c6f7b569d3 100644
--- a/src/ui/Slider.js
+++ b/src/ui/Slider.js
@@ -49,8 +49,11 @@ class Slider {
   onChange (event) {
     var value = parseInt(this.view.querySelector('#slider').value)
     if (this.stepOverride) {
-      value = this.stepOverride(value)
-      this.setValue(value)
+      var correctedValue = this.stepOverride(value)
+      if (correctedValue !== value) {
+        this.setValue(correctedValue)
+        value = correctedValue
+      }
     }
     if (value === this.previousValue) return
     this.previousValue = value