*arrow

1 files changed, 25 insertions, 0 deletions

diff --git a/AlienSurvival/Assets/Scripts/TopDown/TopDownUtils.cs b/AlienSurvival/Assets/Scripts/TopDown/TopDownUtils.cs
new file mode 100644
index 0000000..f42e123
--- /dev/null
+++ b/AlienSurvival/Assets/Scripts/TopDown/TopDownUtils.cs
@@ -0,0 +1,25 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class TopDownUtils
+{
+
+	/// <summary>
+	/// 从TopDown空间转到3D空间下（TopDownTransform -> Transform)
+	/// </summary>
+	/// <param name="topDownCoord"></param>
+	/// <param name="z"></param>
+	/// <returns></returns>
+	public static Vector3 Project(Vector3 topDownCoord, float z = 0)
+	{
+		Vector3 pos = new Vector3();
+
+		pos.x = topDownCoord.x;
+		pos.y = topDownCoord.y + topDownCoord.z;
+		pos.z = z;
+
+		return pos;
+	}
+
+}
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