From c3c767bd37ec2b1627061d37d28125fbaac8b59b Mon Sep 17 00:00:00 2001
From: Luke Zhao <me@lkzhao.com>
Date: Thu, 1 Mar 2018 11:54:08 +0900
Subject: [PATCH] fix 2x mode on ipad

---
 Sources/Extensions/CALayer+Hero.swift | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Sources/Extensions/CALayer+Hero.swift b/Sources/Extensions/CALayer+Hero.swift
index 1f5487e1..642da1a3 100644
--- a/Sources/Extensions/CALayer+Hero.swift
+++ b/Sources/Extensions/CALayer+Hero.swift
@@ -35,7 +35,7 @@ internal extension CALayer {
   func flatTransformTo(layer: CALayer) -> CATransform3D {
     var layer = layer
     var trans = layer.transform
-    while let superlayer = layer.superlayer, superlayer != self {
+    while let superlayer = layer.superlayer, superlayer != self, !(superlayer.delegate is UIWindow) {
       trans = CATransform3DConcat(superlayer.transform, trans)
       layer = superlayer
     }