add option for mirrorcollage

src/itdelatrisu/opsu/Options.java

@@ -638,6 +638,20 @@ public class Options {
 			}
 		},
 
+		DANCE_MIRROR ("Mirror collage", "MirrorCollage", "Hypnotizing stuff", false) {
+			@Override
+			public void click(GameContainer container) {
+				bool = !bool;
+				Dancer.mirror = bool;
+			}
+
+			@Override
+			public void read(String s) {
+				super.read(s);
+				Dancer.mirror = bool;
+			}
+		},
+
 		PIPPI_ENABLE ("Pippi", "Pippi", "Move in circles like dancing pippi (osu! april fools joke 2016)", false) {
 			// TODO
 		},

src/itdelatrisu/opsu/states/Game.java

@@ -601,11 +601,13 @@ public class Game extends BasicGameState {
 			UI.draw(g, replayX, replayY, replayKeyPressed);
 		else if (GameMod.AUTO.isActive()) {
 			UI.draw(g, (int) autoMousePosition.x, (int) autoMousePosition.y, autoMousePressed);
-			double dx = autoMousePosition.x - Options.width / 2d;
-			double dy = autoMousePosition.y - Options.height / 2d;
-			double d = Math.sqrt(dx * dx + dy * dy);
-			double a = Math.atan2(dy, dx) + Math.PI;
-			mirrorCursor.draw((int) (Math.cos(a) * d + Options.width / 2), (int) (Math.sin(a) * d + Options.height / 2), autoMousePressed);
+			if (Dancer.mirror) {
+				double dx = autoMousePosition.x - Options.width / 2d;
+				double dy = autoMousePosition.y - Options.height / 2d;
+				double d = Math.sqrt(dx * dx + dy * dy);
+				double a = Math.atan2(dy, dx) + Math.PI;
+				mirrorCursor.draw((int) (Math.cos(a) * d + Options.width / 2), (int) (Math.sin(a) * d + Options.height / 2), autoMousePressed);
+			}
 		}
 		else if (GameMod.AUTOPILOT.isActive())
 			UI.draw(g, (int) autoMousePosition.x, (int) autoMousePosition.y, Utils.isGameKeyPressed());
@@ -1397,10 +1399,12 @@ public class Game extends BasicGameState {
 			// normal case
 			if (!loseState) {
 				gameObj.draw(g, trackPosition, false);
-				g.pushTransform();
-				g.rotate(Options.width / 2f, Options.height / 2f, 180f);
-				gameObj.draw(g, trackPosition, true);
-				g.popTransform();
+				if (Dancer.mirror) {
+					g.pushTransform();
+					g.rotate(Options.width / 2f, Options.height / 2f, 180f);
+					gameObj.draw(g, trackPosition, true);
+					g.popTransform();
+				}
 			}
 			// death: make objects "fall" off the screen
 			else {

src/itdelatrisu/opsu/states/OptionsMenu.java

@@ -110,6 +110,7 @@ public class OptionsMenu extends BasicGameState {
 			GameOption.DANCE_LAZY_SLIDERS,
 			GameOption.DANCE_CIRCLE_STREAMS,
 			GameOption.DANCE_ONLY_CIRCLE_STACKS,
+			GameOption.DANCE_MIRROR,
 		}),
 		PIPPI ("Pippi", new GameOption[] {
 			GameOption.PIPPI_ENABLE,

src/yugecin/opsudance/Dancer.java

@@ -50,6 +50,8 @@ public class Dancer {
 
 	public static Dancer instance = new Dancer();
 
+	public static boolean mirror; // this should really get its own place somewhere...
+
 	private int dir;
 	private GameObject p;
 	private Random rand;