fix menu hiding items cause derpings in detecting current hovering option

src/itdelatrisu/opsu/states/OptionsMenu.java

@@ -609,14 +609,14 @@ public class OptionsMenu extends BasicGameState {
 		if (index >= currentTab.options.length)
 			return null;
 
-		int i = index;
-		while (i >= 0) {
-			if (!currentTab.options[i--].showCondition()) {
-				if (++index >= currentTab.options.length) {
+		for (GameOption option : currentTab.options) {
+			if (option.showCondition()) {
+				index--;
+			}
+			if (index < 0) {
+				return option;
+			}
+		}
 		return null;
 	}
-			}
-		}
-		return currentTab.options[index];
-	}
 }

src/yugecin/opsudance/ui/OptionsOverlay.java

@@ -130,16 +130,16 @@ public class OptionsOverlay {
 		if (index >= options.length) {
 			return -1;
 		}
-		int i = index;
-		while (i >= 0) {
-			if (!options[i--].showCondition()) {
-				if (++index >= options.length) {
+		for (int i = 0; i < options.length; i++) {
+			if (options[i].showCondition()) {
+				index--;
+			}
+			if (index < 0) {
+				return i;
+			}
+		}
 		return -1;
 	}
-			}
-		}
-		return index;
-	}
 
 	public void update(int mouseX, int mouseY) {