fix compiler flags, shader, music playing, etc

source/funkin/backend/shaders/FunkinShader.hx

@@ -62,14 +62,18 @@ class FunkinShader extends FlxShader implements IHScriptCustomBehaviour {
 
 	private static function _processGLSLText(source:String, glVersion:String, isFragment:Bool, ?pragmas:Map<String, String>):String {
 		var injectedFragColor = StringTools.contains(source, "out vec4"), canInjectFragColorFix = switch (glVersion) {
-			case "300 es", "330", "400", "410", "420", "430", "440", "450", "460": isFragment;
+			case "300 es", "310 es", "320 es", "330", "400", "410", "420", "430", "440", "450", "460": isFragment;
 			default: false;
 		};
 		if (pragmas != null) {
 			final pragmaKeyword = ~/#pragma (\w+)/g;
 			source = pragmaKeyword.map(source, (_) -> {
-				var name = pragmaKeyword.matched(1);
-				if (!pragmas.exists(name)) return '#pragma $name';
+				var name = pragmaKeyword.matched(1), pragma:String;
+				if (pragmas.exists(name)) pragma = pragmas.get(name);
+				else {
+					if (name != "header" && name != "body") return '#pragma $name';
+					pragma = "";
+				}
 
 				var pragma = pragmas.get(name);
 				if (name == "header" && canInjectFragColorFix && !injectedFragColor) {

source/funkin/game/PlayState.hx

@@ -1231,11 +1231,6 @@ class PlayState extends MusicBeatState
 	@:dox(hide)
 	override public function onFocus():Void
 	{
-		if (!paused && FlxG.autoPause) {
-			for (strumLine in strumLines.members) strumLine.vocals.resume();
-			inst.resume();
-			vocals.resume();
-		}
 		gameAndCharsCall("onFocus");
 		updateDiscordPresence();
 		super.onFocus();
@@ -1244,11 +1239,6 @@ class PlayState extends MusicBeatState
 	@:dox(hide)
 	override public function onFocusLost():Void
 	{
-		if (!paused && FlxG.autoPause) {
-			for (strumLine in strumLines.members) strumLine.vocals.pause();
-			inst.pause();
-			vocals.pause();
-		}
 		gameAndCharsCall("onFocusLost");
 		updateDiscordPresence();
 		super.onFocusLost();