fixed vertical parallax
diff --git a/src/com/android/launcher2/Workspace.java b/src/com/android/launcher2/Workspace.java
index 020f553..8e0308c 100644
--- a/src/com/android/launcher2/Workspace.java
+++ b/src/com/android/launcher2/Workspace.java
@@ -616,7 +616,7 @@
Display display = mLauncher.getWindowManager().getDefaultDisplay();
int wallpaperTravelHeight = (int) (display.getHeight() *
wallpaperTravelToScreenHeightRatio(display.getWidth(), display.getHeight()));
- float offsetFromCenter = (wallpaperTravelHeight / mWallpaperHeight) / 2f;
+ float offsetFromCenter = (wallpaperTravelHeight / (float) mWallpaperHeight) / 2f;
switch (offsetPosition) {
case TOP:
offset = 0.5f - offsetFromCenter;