From de7d599cdd00d9f9b5d4d80a50731504a5ac8153 Mon Sep 17 00:00:00 2001
From: lunarcleint <88809950+lunarcleint@users.noreply.github.com>
Date: Thu, 29 Feb 2024 18:44:35 -0700
Subject: [PATCH] qaunt sus dragging (WIP)

---
 source/funkin/editors/charter/Charter.hx     | 3 +++
 source/funkin/editors/charter/CharterNote.hx | 4 +++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/source/funkin/editors/charter/Charter.hx b/source/funkin/editors/charter/Charter.hx
index a5a800ce..11bf74eb 100644
--- a/source/funkin/editors/charter/Charter.hx
+++ b/source/funkin/editors/charter/Charter.hx
@@ -768,6 +768,8 @@ class Charter extends UIState {
 					currentCursor = BUTTON;
 					selection.loop(function (n:CharterNote) {
 						n.tempSusLength = Math.max((mousePos.y-dragStartPos.y) / 40, -n.susLength);
+						if (!FlxG.keys.pressed.SHIFT) n.tempSusLength = quantStep(n.tempSusLength);
+						@:privateAccess n.__susInstaLerp = true;
 					});
 				} else {
 					var undoChanges:Array<NoteSustainChange> = [];
@@ -777,6 +779,7 @@ class Charter extends UIState {
 						n.susLength += n.tempSusLength;
 						n.tempSusLength = 0;
 
+						@:privateAccess n.__susInstaLerp = false;
 						n.updatePos(n.step, n.id, n.susLength, n.type);
 						undoChanges.push({before: oldSusLen, after: n.susLength, note: n});
 					});
diff --git a/source/funkin/editors/charter/CharterNote.hx b/source/funkin/editors/charter/CharterNote.hx
index 588a1584..bfde49c3 100644
--- a/source/funkin/editors/charter/CharterNote.hx
+++ b/source/funkin/editors/charter/CharterNote.hx
@@ -11,6 +11,7 @@ class CharterNote extends UISprite implements ICharterSelectable {
 	var angleTween:FlxTween;
 	var __doAnim:Bool = false;
 	var __animSpeed:Float = 1;
+	var __susInstaLerp:Bool = false;
 
 	private static var colors:Array<FlxColor> = [
 		0xFFC24B99,
@@ -150,7 +151,8 @@ class CharterNote extends UISprite implements ICharterSelectable {
 			sustainDraggable = UIState.state.isOverlapping(sustainHitbox, @:privateAccess sustainHitbox.__rect);
 		}
 
-		sustainSpr.scale.set(10, CoolUtil.fpsLerp(sustainSpr.scale.y, (40 * (susLength+tempSusLength)) + ((susLength+tempSusLength) != 0 ? (height/2) : 0), 1/2));
+		var sprLength:Float = (40 * (susLength+tempSusLength)) + ((susLength+tempSusLength) != 0 ? (height/2) : 0);
+		sustainSpr.scale.set(10, __susInstaLerp ? sprLength : CoolUtil.fpsLerp(sustainSpr.scale.y, sprLength, 1/2));
 		sustainSpr.updateHitbox();
 		sustainSpr.follow(this, 15, 20);