1 files changed, 25 insertions, 0 deletions

diff --git a/AlienSurvival/Assets/Scripts/TopDown/TopDownSorting.cs b/AlienSurvival/Assets/Scripts/TopDown/TopDownSorting.cs
new file mode 100644
index 0000000..d7ce933
--- /dev/null
+++ b/AlienSurvival/Assets/Scripts/TopDown/TopDownSorting.cs
@@ -0,0 +1,25 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+[DisallowMultipleComponent]
+[RequireComponent(typeof(SpriteRenderer))]
+[RequireComponent(typeof(TopDownTransform))]
+public class TopDownSorting : MonoBehaviour
+{
+	private SpriteRenderer m_SpriteRenderer;
+	private TopDownTransform m_Coord;
+
+	private void Start()
+	{
+		m_SpriteRenderer = GetComponent<SpriteRenderer>();
+		m_Coord = GetComponent<TopDownTransform>();
+	}
+
+	private void Update()
+	{
+		// ¸ù¾ÝyÉèÖÃsortOrder 
+		m_SpriteRenderer.sortingOrder = (int)(-m_Coord.y * 100);
+	}
+
+}