// Inspired by https://unity3d.com/learn/tutorials/projects/stealth/screen-fader
/// <summary>
/// Fades the screen to black, performs the given action, and then fades the scene back in.
/// </summary>
/// <param name="fadeSpeed">The lerp rate when fading.</param>
/// <param name="onBlack">An action to perform when the screen is black, or <c>null</c> to
/// perform no action.</param>
public static void PerformScreenFadeInOut(float fadeSpeed, Action onBlack)
{
GameObject screenFader = new GameObject("ScreenFader");
GUITexture guiTexture = screenFader.AddComponent <GUITexture>();
guiTexture.color = Color.clear;
guiTexture.texture = Texture2D.whiteTexture;
guiTexture.pixelInset = new Rect(0f, 0f, Screen.width, Screen.height);
ScreenFaderScript script = screenFader.AddComponent <ScreenFaderScript>();
Action onScriptClear = delegate() {
GameObject.Destroy(screenFader);
};
Action onScriptBlack = delegate() {
if (onBlack != null)
{
onBlack();
}
script.FadeToClear(fadeSpeed, onScriptClear);
};
script.FadeToBlack(fadeSpeed, onScriptBlack);
}
public void FadeToBlack()
{
screenFaderScript.gameObject.SetActive(true);
screenFaderScript.FadeToBlack();
}