Added the project.

Assets/Wind/Scripts/Wind.cs

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+using UnityEngine;
+
+public class Wind : MonoBehaviour {
+
+	[MinValue(0)]
+	public float m_Speed = 1.0f;
+
+	void OnDrawGizmosSelected()
+	{
+		Vector3[] arrow =
+		{
+			new Vector3(0,0,1.5f),
+			new Vector3( 1.0f,0.0f, 0.5f), new Vector3( 0.5f,0.0f,0.5f), new Vector3( 0.5f,0.0f,-1.0f),
+			new Vector3(-0.5f,0.0f,-1.0f), new Vector3(-0.5f,0.0f,0.5f), new Vector3(-1.0f,0.0f, 0.5f),
+			new Vector3(0,0,1.5f)
+		};
+
+		Gizmos.matrix = transform.localToWorldMatrix;
+		int count = arrow.Length;
+
+		for(int i = 0; i < count; i++)
+			Gizmos.DrawLine(arrow[i], arrow[(i + 1) % count]);
+
+		Gizmos.matrix = Gizmos.matrix * Matrix4x4.TRS(Vector3.zero, Quaternion.Euler(0, 0, 90), Vector3.one);
+
+		for(int i = 0; i < count; i++)
+			Gizmos.DrawLine(arrow[i], arrow[(i + 1) % count]);
+	}
+
+}

Assets/Wind/Scripts/Wind.cs.meta

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+guid: 705fc1fdc327ad04787d9b3b7a2aefe6
+timeCreated: 1447455268
+licenseType: Pro
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+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: