2 files changed, 43 insertions, 0 deletions
diff --git a/Assets/Scripts/Utils/VectorUtility.cs b/Assets/Scripts/Utils/VectorUtility.cs
new file mode 100644
index 00000000..b0e857e7
--- /dev/null
+++ b/Assets/Scripts/Utils/VectorUtility.cs
@@ -0,0 +1,32 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public static class VectorExtend
+{
+
+    public static Vector4 ToVector4(ref this Vector3 v3, float w = 1)
+    {
+        Vector4 v4 = new Vector4(v3.x, v3.y, v3.z, 1);
+        return v4;
+    }
+
+    public static Vector3 ToVector3(ref this Vector4 v4)
+    {
+        Vector3 v3 = new Vector3(v4.x, v4.y, v4.z);
+        return v3;
+    }
+
+    public static Vector2 ToVector2(ref this Vector3 v3)
+    {
+        Vector2 v2 = new Vector2(v3.x, v3.y);
+        return v2;
+    }
+
+}
+
+public class VectorUtility
+{
+
+
+}
+\ No newline at end of file
diff --git a/Assets/Scripts/Utils/VectorUtility.cs.meta b/Assets/Scripts/Utils/VectorUtility.cs.meta
new file mode 100644
index 00000000..32a9937b
--- /dev/null
+++ b/Assets/Scripts/Utils/VectorUtility.cs.meta
@@ -0,0 +1,11 @@
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