Readd missing import files

Imports/Enviro - Sky and Weather/Samples/Scripts/SampleHUDFPS.cs

@@ -0,0 +1,79 @@
+using UnityEngine;
+using System.Collections;
+namespace EnviroSamples
+{
+public class SampleHUDFPS : MonoBehaviour
+{
+	// Attach this to any object to make a frames/second indicator.
+	//
+	// It calculates frames/second over each updateInterval,
+	// so the display does not keep changing wildly.
+	//
+	// It is also fairly accurate at very low FPS counts (<10).
+	// We do this not by simply counting frames per interval, but
+	// by accumulating FPS for each frame. This way we end up with
+	// corstartRect overall FPS even if the interval renders something like
+	// 5.5 frames.
+	
+	public Rect startRect = new Rect( 10, 10, 75, 50 ); // The rect the window is initially displayed at.
+	public bool updateColor = true; // Do you want the color to change if the FPS gets low
+	public bool allowDrag = true; // Do you want to allow the dragging of the FPS window
+	public  float frequency = 0.5F; // The update frequency of the fps
+	public int nbDecimal = 1; // How many decimal do you want to display
+	
+	private float accum   = 0f; // FPS accumulated over the interval
+	private int   frames  = 0; // Frames drawn over the interval
+	private Color color = Color.white; // The color of the GUI, depending of the FPS ( R < 10, Y < 30, G >= 30 )
+	private string sFPS = ""; // The fps formatted into a string.
+	private GUIStyle style; // The style the text will be displayed at, based en defaultSkin.label.
+	
+	void Start()
+	{
+		StartCoroutine( FPS() );
+	}
+	
+	void Update()
+	{
+		accum += Time.timeScale/ Time.deltaTime;
+		++frames;
+	}
+	
+	IEnumerator FPS()
+	{
+		// Infinite loop executed every "frenquency" secondes.
+		while( true )
+		{
+			// Update the FPS
+			float fps = accum/frames;
+			sFPS = fps.ToString( "f" + Mathf.Clamp( nbDecimal, 0, 10 ) );
+			
+			//Update the color
+			color = (fps >= 30) ? Color.green : ((fps > 10) ? Color.red : Color.yellow);
+			
+			accum = 0.0F;
+			frames = 0;
+			
+			yield return new WaitForSeconds( frequency );
+		}
+	}
+	
+	void OnGUI()
+	{
+		// Copy the default label skin, change the color and the alignement
+		if( style == null ){
+			style = new GUIStyle( GUI.skin.label );
+			style.normal.textColor = Color.white;
+			style.alignment = TextAnchor.MiddleCenter;
+		}
+		
+		GUI.color = updateColor ? color : Color.white;
+		startRect = GUI.Window(0, startRect, DoMyWindow, "");
+	}
+	
+	void DoMyWindow(int windowID)
+	{
+		GUI.Label( new Rect(0, 0, startRect.width, startRect.height), sFPS + " FPS", style );
+		if( allowDrag ) GUI.DragWindow(new Rect(0, 0, Screen.width, Screen.height));
+	}
+}
+}