From 5677c8a9161db175d3efa544672d17ea961a97e2 Mon Sep 17 00:00:00 2001
From: Hajime Hoshi <hajimehoshi@gmail.com>
Date: Fri, 11 May 2018 01:43:31 +0900
Subject: [PATCH] inpututil: Bug fix: prevTouchDurations was not updated
 correctly

---
 inpututil/inpututil.go | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/inpututil/inpututil.go b/inpututil/inpututil.go
index 286bd3dcb..04bc6f330 100644
--- a/inpututil/inpututil.go
+++ b/inpututil/inpututil.go
@@ -145,14 +145,13 @@ func (i *inputState) update() {
 	// Touches
 	ids := map[int]struct{}{}
 
-	// Reset the previous states first since some gamepad IDs might be already gone.
-	for id := range i.prevTouchDurations {
-		i.prevTouchDurations[id] = 0
+	i.prevTouchDurations = map[int]int{}
+	for id := range i.touchDurations {
+		i.prevTouchDurations[id] = i.touchDurations[id]
 	}
 
 	for _, id := range ebiten.TouchIDs() {
 		ids[id] = struct{}{}
-		i.prevTouchDurations[id] = i.touchDurations[id]
 		i.touchDurations[id]++
 	}
 	idsToDelete = []int{}