гигантский ассет

Assets/ThunderWire Studio/UHFPS/Content/Scripts/Runtime/UI/BackgroundFader.cs

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+using System.Collections;
+using UnityEngine;
+using UnityEngine.UI;
+using ThunderWire.Attributes;
+
+namespace UHFPS.Runtime
+{
+    [InspectorHeader("Background Fader")]
+    public class BackgroundFader : MonoBehaviour
+    {
+        public Image Background;
+
+        /// <summary>
+        /// Start background fade.
+        /// </summary>
+        public IEnumerator StartBackgroundFade(bool fadeOut, float waitTime = 0, float fadeSpeed = 3)
+        {
+            yield return new WaitForEndOfFrame();
+
+            if (fadeOut)
+            {
+                Background.enabled = true;
+
+                yield return new WaitForSecondsRealtime(waitTime);
+                Color color = Background.color;
+
+                while (color.a > 0)
+                {
+                    color.a = Mathf.MoveTowards(color.a, 0, Time.deltaTime * fadeSpeed);
+                    Background.color = color;
+                    yield return null;
+                }
+
+                Background.enabled = false;
+            }
+            else
+            {
+                Color color = Background.color;
+                color.a = 0;
+
+                Background.color = color;
+                Background.enabled = true;
+
+                while (color.a < 1)
+                {
+                    color.a = Mathf.MoveTowards(color.a, 1, Time.deltaTime * fadeSpeed);
+                    Background.color = color;
+                    yield return null;
+                }
+
+                yield return new WaitForSecondsRealtime(waitTime);
+            }
+        }
+    }
+}