[ENHANCEMENT] Add Volume Keys to Controls (#518)

* add ze volume keys B)

* e

* better

---------

Co-authored-by: ⍚~Nex <87421482+NexIsDumb@users.noreply.github.com>

Author: TechnikTil

source/funkin/options/Options.hx

@@ -71,7 +71,7 @@ class Options
 	/**
 	* PLAYER 1 CONTROLS
 	*/
-	
+
 	// Notes
 	public static var P1_NOTE_LEFT:Array<FlxKey> = [A];
 	public static var P1_NOTE_DOWN:Array<FlxKey> = [S];
@@ -90,7 +90,10 @@ class Options
 	// Misc
 	public static var P1_RESET:Array<FlxKey> = [R];
 	public static var P1_SWITCHMOD:Array<FlxKey> = [TAB];
-	
+	public static var P1_VOLUME_UP:Array<FlxKey> = [];
+	public static var P1_VOLUME_DOWN:Array<FlxKey> = [];
+	public static var P1_VOLUME_MUTE:Array<FlxKey> = [];
+
 	// Debugs
 	public static var P1_DEBUG_RELOAD:Array<FlxKey> = [F5];
 
@@ -116,14 +119,17 @@ class Options
 	// Misc
 	public static var P2_RESET:Array<FlxKey> = [];
 	public static var P2_SWITCHMOD:Array<FlxKey> = [];
-	
+	public static var P2_VOLUME_UP:Array<FlxKey> = [NUMPADPLUS];
+	public static var P2_VOLUME_DOWN:Array<FlxKey> = [NUMPADMINUS];
+	public static var P2_VOLUME_MUTE:Array<FlxKey> = [NUMPADZERO];
+
 	// Debugs
 	public static var P2_DEBUG_RELOAD:Array<FlxKey> = [];
 
 	/**
 	* SOLO GETTERS
 	*/
-	
+
 	// Notes
 	public static var SOLO_NOTE_LEFT(get, null):Array<FlxKey>;
 	public static var SOLO_NOTE_DOWN(get, null):Array<FlxKey>;
@@ -142,6 +148,9 @@ class Options
 	// Misc
 	public static var SOLO_RESET(get, null):Array<FlxKey>;
 	public static var SOLO_SWITCHMOD(get, null):Array<FlxKey>;
+	public static var SOLO_VOLUME_UP(get, null):Array<FlxKey>;
+	public static var SOLO_VOLUME_DOWN(get, null):Array<FlxKey>;
+	public static var SOLO_VOLUME_MUTE(get, null):Array<FlxKey>;
 
 	// Debugs
 	public static var SOLO_DEBUG_RELOAD(get, null):Array<FlxKey>;
@@ -173,6 +182,10 @@ class Options
 		PlayerSettings.solo.setKeyboardScheme(Solo);
 		PlayerSettings.player1.setKeyboardScheme(Duo(true));
 		PlayerSettings.player2.setKeyboardScheme(Duo(false));
+
+		FlxG.sound.volumeUpKeys = SOLO_VOLUME_UP;
+		FlxG.sound.volumeDownKeys = SOLO_VOLUME_DOWN;
+		FlxG.sound.muteKeys = SOLO_VOLUME_MUTE;
 	}
 
 	public static function save() {

source/funkin/options/keybinds/KeybindsOptions.hx

@@ -66,6 +66,23 @@ class KeybindsOptions extends MusicBeatSubstate {
 				},
 			]
 		},
+		{
+			name: 'Volume',
+			settings: [
+				{
+					name: 'Up',
+					control: 'VOLUME_UP'
+				},
+				{
+					name: 'Down',
+					control: 'VOLUME_DOWN'
+				},
+				{
+					name: 'Mute',
+					control: 'VOLUME_MUTE'
+				},
+			]
+		},
 		{
 			name: 'Engine',
 			settings: [
@@ -171,6 +188,10 @@ class KeybindsOptions extends MusicBeatSubstate {
 		}
 		add(alphabets);
 		add(camFollow);
+
+		FlxG.sound.volumeUpKeys = [];
+		FlxG.sound.volumeDownKeys = [];
+		FlxG.sound.muteKeys = [];
 	}
 
 	public override function destroy() {