mouse-wheel - npm Package Compare versions

Comparing version 1.0.0 to 1.0.1

package.json

 {
   "name": "mouse-wheel",
-  "version": "1.0.0",
+  "version": "1.0.1",
   "description": "Consistent cross browser mouse wheel movement",
@@ -5,0 +5,0 @@ "main": "wheel.js",

wheel.js

@@ -7,6 +7,8 @@ 'use strict'
 
-var SCROLL_CUTOFF = 100
-
 module.exports = mouseWheelListen
 
+function filter(cur, prev, dt) {
+  return sgn(cur) * Math.sqrt(Math.abs(cur))
+}
+
 function mouseWheelListen(element, callback, noScroll) {
@@ -46,15 +48,9 @@ if(typeof element === 'function') {
     dz *= scale
-    if(dt < SCROLL_CUTOFF) {
-      var cx = dx, cy = dy, cz = dz
-      dx = sgn(dx) * Math.max(0, Math.abs(dx) - Math.abs(lastX))
-      dy = sgn(dy) * Math.max(0, Math.abs(dy) - Math.abs(lastY))
-      dz = sgn(dz) * Math.max(0, Math.abs(dz) - Math.abs(lastZ))
-      lastX = cx
-      lastY = cy
-      lastZ = cz
-    } else {
-      lastX = dx
-      lastY = dy
-      lastZ = dz
-    }
+    var cx = dx, cy = dy, cz = dz
+    dx = filter(dx, lastX, dt)
+    dy = filter(dy, lastY, dt)
+    dz = filter(dz, lastZ, dt)
+    lastX = cx
+    lastY = cy
+    lastZ = cz
     if(dx || dy || dz) {
@@ -61,0 +57,0 @@ return callback(dx, dy, dz)

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Worsened metrics

Total package byte prevSize

4753

decreased by-3.12%

Lines of code

75

decreased by-5.06%

No dependency changes