From 57a5973c2ceed56952dd1c283228bf8129bbe5f6 Mon Sep 17 00:00:00 2001
From: Cameron Taylor <cameron.taylor.ninja@gmail.com>
Date: Thu, 4 Apr 2024 05:22:44 -0400
Subject: [PATCH] small fade polish for week 8 convos

---
 .../play/cutscene/dialogue/Conversation.hx      |  4 +++-
 source/funkin/util/EaseUtil.hx                  | 17 +++++++++++++++++
 2 files changed, 20 insertions(+), 1 deletion(-)
 create mode 100644 source/funkin/util/EaseUtil.hx

diff --git a/source/funkin/play/cutscene/dialogue/Conversation.hx b/source/funkin/play/cutscene/dialogue/Conversation.hx
index c520c3e25..2c59eaba0 100644
--- a/source/funkin/play/cutscene/dialogue/Conversation.hx
+++ b/source/funkin/play/cutscene/dialogue/Conversation.hx
@@ -23,6 +23,7 @@ import funkin.modding.IScriptedClass.IDialogueScriptedClass;
 import funkin.modding.IScriptedClass.IEventHandler;
 import funkin.play.cutscene.dialogue.DialogueBox;
 import funkin.util.SortUtil;
+import funkin.util.EaseUtil;
 
 /**
  * A high-level handler for dialogue.
@@ -179,7 +180,7 @@ class Conversation extends FlxSpriteGroup implements IDialogueScriptedClass impl
         if (backdropData.fadeTime > 0.0)
         {
           backdrop.alpha = 0.0;
-          FlxTween.tween(backdrop, {alpha: 1.0}, backdropData.fadeTime, {ease: FlxEase.linear});
+          FlxTween.tween(backdrop, {alpha: 1.0}, backdropData.fadeTime, {ease: EaseUtil.stepped(10)});
         }
         else
         {
@@ -403,6 +404,7 @@ class Conversation extends FlxSpriteGroup implements IDialogueScriptedClass impl
             type: ONESHOT, // holy shit like the game no way
             startDelay: 0,
             onComplete: (_) -> endOutro(),
+            ease: EaseUtil.stepped(8)
           });
 
         FlxTween.tween(this.music, {volume: 0.0}, outroData.fadeTime);
diff --git a/source/funkin/util/EaseUtil.hx b/source/funkin/util/EaseUtil.hx
new file mode 100644
index 000000000..200e74d07
--- /dev/null
+++ b/source/funkin/util/EaseUtil.hx
@@ -0,0 +1,17 @@
+package funkin.util;
+
+class EaseUtil
+{
+  /**
+   * Returns an ease function that eases via steps.
+   * Useful for "retro" style fades (week 6!)
+   * @param steps how many steps to ease over
+   * @return Float->Float
+   */
+  public static inline function stepped(steps:Int):Float->Float
+  {
+    return function(t:Float):Float {
+      return Math.floor(t * steps) / steps;
+    }
+  }
+}