From 8bc857d54fbe867256cffe382a947870096d1140 Mon Sep 17 00:00:00 2001
From: Kohei Watanabe <kou029w@gmail.com>
Date: Tue, 29 Dec 2020 16:32:50 +0900
Subject: [PATCH] feat: handle touchstart

fix: event.preventDefault() error
---
 src/main.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/main.ts b/src/main.ts
index 7f6b2df..b9d6c23 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -110,7 +110,8 @@ function main() {
   renderer.setSize(window.innerWidth, window.innerHeight);
   Object.assign(canvas.style, { width: "100%", height: "100%" });
   root.addEventListener("keydown", handleKeydown);
-  root.addEventListener("touchmove", handleTouchmove);
+  root.addEventListener("touchstart", handleTouchmove, { passive: false });
+  root.addEventListener("touchmove", handleTouchmove, { passive: false });
   root.addEventListener("keyup", handleMouseMoveEnd);
   root.addEventListener("touchend", handleMouseMoveEnd);
   root.addEventListener("mousedown", () => {