From 040bc85494b86004167ae323e3b77fcf48654051 Mon Sep 17 00:00:00 2001
From: Eltrac <hi@guhub.cn>
Date: Sat, 22 Feb 2025 10:38:47 +0800
Subject: fix: unnatural movement around obstacles

- predict next location based on moving direction
- add UP and DOWN to Direction as aliases of TOP and BOTTOM, for moving directions instead of location
---
 objects/Direction.lua | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'objects/Direction.lua')

diff --git a/objects/Direction.lua b/objects/Direction.lua
index 8653250..137f970 100644
--- a/objects/Direction.lua
+++ b/objects/Direction.lua
@@ -1,10 +1,12 @@
 Direction = {
-    LEFT = 1, RIGHT = 2, TOP = 3, BOTTOM = 4
+    LEFT = 1, RIGHT = 2, TOP = 3, BOTTOM = 4, UP = 3, DOWN = 4
 }
 
 OppositeDirection = {
     [Direction.LEFT] = Direction.RIGHT,
     [Direction.RIGHT] = Direction.LEFT,
     [Direction.TOP] = Direction.BOTTOM,
-    [Direction.BOTTOM] = Direction.TOP
+    [Direction.BOTTOM] = Direction.TOP,
+    [Direction.UP] = Direction.DOWN,
+    [Direction.DOWN] = Direction.UP
 }
-- 
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