From c89f7bde68710a6c16403f7436382f61abcf75f4 Mon Sep 17 00:00:00 2001
From: dong <58670809@qq.com>
Date: Sat, 7 Oct 2023 14:47:01 +0800
Subject: [PATCH] =?UTF-8?q?=E5=88=97=E8=BD=A6=E6=96=B9=E5=90=91=E8=B0=83?=
 =?UTF-8?q?=E6=95=B4?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/graphics/train/Train.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/graphics/train/Train.ts b/src/graphics/train/Train.ts
index 47e195f..567a956 100644
--- a/src/graphics/train/Train.ts
+++ b/src/graphics/train/Train.ts
@@ -419,7 +419,7 @@ export class Train extends JlGraphic {
     const py = startP.y + Math.round(offset * (endP.y - startP.y));
     let angle = Math.atan2(endP.y - startP.y, endP.x - startP.x);
     if (-Math.PI / 2 > angle) {
-      angle = angle + Math.PI;
+      angle = -(angle + Math.PI);
     }
     if (Math.PI / 2 <= angle) {
       angle = angle - Math.PI;