Merge remote-tracking branch 'org/master' into ReplayTest

Conflicts:
	src/itdelatrisu/opsu/objects/HitObject.java
	src/itdelatrisu/opsu/states/Game.java

src/itdelatrisu/opsu/ErrorHandler.java

@@ -133,6 +133,14 @@ public class ErrorHandler {
 							sb.append(timestamp);
 							sb.append('\n');
 						}
+						sb.append("**OS:** ");
+						sb.append(System.getProperty("os.name"));
+						sb.append(" (");
+						sb.append(System.getProperty("os.arch"));
+						sb.append(")\n");
+						sb.append("**JRE:** ");
+						sb.append(System.getProperty("java.version"));
+						sb.append('\n');
 						if (error != null) {
 							sb.append("**Error:** `");
 							sb.append(error);

src/itdelatrisu/opsu/GameData.java

@@ -917,22 +917,22 @@ public class GameData {
 	 * @param hit100 the number of 100s
 	 * @param hit50 the number of 50s
 	 * @param miss the number of misses
+	 * @param silver whether or not a silver SS/S should be awarded (if applicable)
 	 * @return the current Grade
 	 */
-	public static Grade getGrade(int hit300, int hit100, int hit50, int miss) {
+	public static Grade getGrade(int hit300, int hit100, int hit50, int miss, boolean silver) {
 		int objectCount = hit300 + hit100 + hit50 + miss;
 		if (objectCount < 1)  // avoid division by zero
 			return Grade.NULL;
 
-		// TODO: silvers
 		float percent = getScorePercent(hit300, hit100, hit50, miss);
 		float hit300ratio = hit300 * 100f / objectCount;
 		float hit50ratio = hit50 * 100f / objectCount;
 		boolean noMiss = (miss == 0);
 		if (percent >= 100f)
-			return Grade.SS;
+			return (silver) ? Grade.SSH : Grade.SS;
 		else if (hit300ratio >= 90f && hit50ratio < 1.0f && noMiss)
-			return Grade.S;
+			return (silver) ? Grade.SH : Grade.S;
 		else if ((hit300ratio >= 80f && noMiss) || hit300ratio >= 90f)
 			return Grade.A;
 		else if ((hit300ratio >= 70f && noMiss) || hit300ratio >= 80f)
@@ -950,7 +950,8 @@ public class GameData {
 	private Grade getGrade() {
 		return getGrade(
 			hitResultCount[HIT_300], hitResultCount[HIT_100],
-			hitResultCount[HIT_50], hitResultCount[HIT_MISS]
+			hitResultCount[HIT_50], hitResultCount[HIT_MISS],
+			(GameMod.HIDDEN.isActive() || GameMod.FLASHLIGHT.isActive())
 		);
 	}
 
@@ -1031,6 +1032,11 @@ public class GameData {
 		}
 	}
 
+	/**
+	 * Returns the current combo streak.
+	 */
+	public int getComboStreak() { return combo; }
+
 	/**
 	 * Increases the combo streak by one.
 	 */

src/itdelatrisu/opsu/GameImage.java

@@ -327,7 +327,9 @@ public enum GameImage {
 		protected Image process_sub(Image img, int w, int h) {
 			return REPOSITORY.process_sub(img, w, h);
 		}
-	};
+	},
+	// TODO: ensure this image hasn't been modified (checksum?)
+	ALPHA_MAP ("alpha", "png", false, false);
 
 	/** Image file types. */
 	private static final byte

src/itdelatrisu/opsu/GameMod.java

@@ -47,11 +47,11 @@ public enum GameMod {
 //	              "Nightcore", "uguuuuuuuu"),
 	HIDDEN        (Category.HARD, 3, GameImage.MOD_HIDDEN, "HD", 8, Input.KEY_F, 1.06f, false,
 	              "Hidden", "Play with no approach circles and fading notes for a slight score advantage."),
-	FLASHLIGHT    (Category.HARD, 4, GameImage.MOD_FLASHLIGHT, "FL", 1024, Input.KEY_G, 1.12f, false,
+	FLASHLIGHT    (Category.HARD, 4, GameImage.MOD_FLASHLIGHT, "FL", 1024, Input.KEY_G, 1.12f,
 	              "Flashlight", "Restricted view area."),
 	RELAX         (Category.SPECIAL, 0, GameImage.MOD_RELAX, "RL", 128, Input.KEY_Z, 0f,
 	              "Relax", "You don't need to click.\nGive your clicking/tapping finger a break from the heat of things.\n**UNRANKED**"),
-	AUTOPILOT     (Category.SPECIAL, 1, GameImage.MOD_AUTOPILOT, "AP", 8192, Input.KEY_X, 0f, false,
+	AUTOPILOT     (Category.SPECIAL, 1, GameImage.MOD_AUTOPILOT, "AP", 8192, Input.KEY_X, 0f,
 	              "Relax2", "Automatic cursor movement - just follow the rhythm.\n**UNRANKED**"),
 	SPUN_OUT      (Category.SPECIAL, 2, GameImage.MOD_SPUN_OUT, "SO", 4096, Input.KEY_V, 0.9f,
 	              "SpunOut", "Spinners will be automatically completed."),
@@ -355,17 +355,16 @@ public enum GameMod {
 		scoreMultiplier = -1f;
 
 		if (checkInverse) {
-			boolean b = (this == SUDDEN_DEATH || this == NO_FAIL || this == RELAX || this == AUTOPILOT);
 			if (AUTO.isActive()) {
 				if (this == AUTO) {
 					SPUN_OUT.active = false;
 					SUDDEN_DEATH.active = false;
 					RELAX.active = false;
 					AUTOPILOT.active = false;
-				} else if (b)
+				} else if (this == SPUN_OUT || this == SUDDEN_DEATH || this == RELAX || this == AUTOPILOT)
 					this.active = false;
 			}
-			if (active && b) {
+			if (active && (this == SUDDEN_DEATH || this == NO_FAIL || this == RELAX || this == AUTOPILOT)) {
 				SUDDEN_DEATH.active = false;
 				NO_FAIL.active = false;
 				RELAX.active = false;
@@ -384,6 +383,12 @@ public enum GameMod {
 				else
 					EASY.active = false;
 			}
+			if (HALF_TIME.isActive() && DOUBLE_TIME.isActive()) {
+				if (this == HALF_TIME)
+					DOUBLE_TIME.active = false;
+				else
+					HALF_TIME.active = false;
+			}
 		}
 	}
 

src/itdelatrisu/opsu/ScoreData.java

@@ -187,11 +187,12 @@ public class ScoreData implements Comparable<ScoreData> {
 	/**
 	 * Returns letter grade based on score data,
 	 * or Grade.NULL if no objects have been processed.
-	 * @see GameData#getGrade(int, int, int, int)
+	 * @see GameData#getGrade(int, int, int, int, boolean)
 	 */
 	public Grade getGrade() {
 		if (grade == null)
-			grade = GameData.getGrade(hit300, hit100, hit50, miss);
+			grade = GameData.getGrade(hit300, hit100, hit50, miss,
+					((mods & GameMod.HIDDEN.getBit()) > 0 || (mods & GameMod.FLASHLIGHT.getBit()) > 0));
 		return grade;
 	}
 

src/itdelatrisu/opsu/UI.java

@@ -173,6 +173,7 @@ public class UI {
 	public static void enter() {
 		backButton.resetHover();
 		resetBarNotification();
+		resetCursorLocations();
 		resetTooltip();
 	}
 
@@ -371,10 +372,16 @@ public class UI {
 		GameImage.CURSOR_MIDDLE.destroySkinImage();
 		GameImage.CURSOR_TRAIL.destroySkinImage();
 		cursorAngle = 0f;
+		GameImage.CURSOR.getImage().setRotation(0f);
+	}
+
+	/**
+	 * Resets all cursor location data.
+	 */
+	private static void resetCursorLocations() {
 		lastX = lastY = -1;
 		cursorX.clear();
 		cursorY.clear();
-		GameImage.CURSOR.getImage().setRotation(0f);
 	}
 
 	/**

src/itdelatrisu/opsu/audio/MusicController.java

@@ -24,8 +24,14 @@ import itdelatrisu.opsu.OsuFile;
 import itdelatrisu.opsu.OsuParser;
 
 import java.io.File;
+import java.io.IOException;
 import java.lang.reflect.Field;
 import java.nio.IntBuffer;
+import java.util.Map;
+
+import javax.sound.sampled.AudioFileFormat;
+import javax.sound.sampled.AudioSystem;
+import javax.sound.sampled.UnsupportedAudioFileException;
 
 import org.lwjgl.BufferUtils;
 import org.lwjgl.openal.AL;
@@ -35,6 +41,7 @@ import org.newdawn.slick.MusicListener;
 import org.newdawn.slick.SlickException;
 import org.newdawn.slick.openal.Audio;
 import org.newdawn.slick.openal.SoundStore;
+import org.tritonus.share.sampled.file.TAudioFileFormat;
 
 /**
  * Controller for all music.
@@ -252,6 +259,30 @@ public class MusicController {
 		return (trackExists() && position >= 0 && player.setPosition(position / 1000f));
 	}
 
+	/**
+	 * Returns the duration of the current track, in milliseconds.
+	 * Currently only works for MP3s.
+	 * @return the duration, or -1 if no track exists, else the {@code endTime}
+	 *         field of the OsuFile loaded
+	 * @author Tom Brito (http://stackoverflow.com/a/3056161)
+	 */
+	public static int getDuration() {
+		if (!trackExists() || lastOsu == null)
+			return -1;
+
+		if (lastOsu.audioFilename.getName().endsWith(".mp3")) {
+			try {
+				AudioFileFormat fileFormat = AudioSystem.getAudioFileFormat(lastOsu.audioFilename);
+				if (fileFormat instanceof TAudioFileFormat) {
+					Map<?, ?> properties = ((TAudioFileFormat) fileFormat).properties();
+					Long microseconds = (Long) properties.get("duration");
+					return (int) (microseconds / 1000);
+				}
+			} catch (UnsupportedAudioFileException | IOException e) {}
+		}
+		return lastOsu.endTime;
+	}
+
 	/**
 	 * Plays the current track.
 	 * @param loop whether or not to loop the track

src/itdelatrisu/opsu/io/OsuReader.java

@@ -16,7 +16,7 @@
  * along with opsu!.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-package itdelatrisu.opsu;
+package itdelatrisu.opsu.io;
 
 import java.io.DataInputStream;
 import java.io.File;

src/itdelatrisu/opsu/io/OsuWriter.java

@@ -16,7 +16,7 @@
  * along with opsu!.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-package itdelatrisu.opsu;
+package itdelatrisu.opsu.io;
 
 import java.io.DataOutputStream;
 import java.io.File;

src/itdelatrisu/opsu/objects/Circle.java

@@ -178,4 +178,10 @@ public class Circle implements HitObject {
 
 		return false;
 	}
+
+	@Override
+	public float[] getPointAt(int trackPosition) { return new float[] { x, y }; }
+
+	@Override
+	public int getEndTime() { return hitObject.getTime(); }
 }

src/itdelatrisu/opsu/objects/HitObject.java

@@ -51,4 +51,17 @@ public interface HitObject {
 	 * @return true if a hit result was processed
 	 */
 	public boolean mousePressed(int x, int y, int trackPosition);
+
+	/**
+	 * Returns the coordinates of the hit object at a given track position.
+	 * @param trackPosition the track position
+	 * @return the [x,y] coordinates
+	 */
+	public float[] getPointAt(int trackPosition);
+
+	/**
+	 * Returns the end time of the hit object.
+	 * @return the end time, in milliseconds
+	 */
+	public int getEndTime();
 }

src/itdelatrisu/opsu/objects/Slider.java

@@ -92,6 +92,9 @@ public class Slider implements HitObject {
 	/** Number of ticks hit and tick intervals so far. */
 	private int ticksHit = 0, tickIntervals = 1;
 
+	/** Container dimensions. */
+	private static int containerWidth, containerHeight;
+
 	/**
 	 * Initializes the Slider data type with images and dimensions.
 	 * @param container the game container
@@ -99,6 +102,9 @@ public class Slider implements HitObject {
 	 * @param osu the associated OsuFile object
 	 */
 	public static void init(GameContainer container, float circleSize, OsuFile osu) {
+		containerWidth = container.getWidth();
+		containerHeight = container.getHeight();
+
 		int diameter = (int) (104 - (circleSize * 8));
 		diameter = (int) (diameter * OsuHitObject.getXMultiplier());  // convert from Osupixels (640x480)
 
@@ -233,8 +239,18 @@ public class Slider implements HitObject {
 			sliderBallFrame.drawCentered(c[0], c[1]);
 
 			// follow circle
-			if (followCircleActive)
+			if (followCircleActive) {
 				GameImage.SLIDER_FOLLOWCIRCLE.getImage().drawCentered(c[0], c[1]);
+
+				// "flashlight" mod: dim the screen
+				if (GameMod.FLASHLIGHT.isActive()) {
+					float oldAlphaBlack = Utils.COLOR_BLACK_ALPHA.a;
+					Utils.COLOR_BLACK_ALPHA.a = 0.75f;
+					g.setColor(Utils.COLOR_BLACK_ALPHA);
+					g.fillRect(0, 0, containerWidth, containerHeight);
+					Utils.COLOR_BLACK_ALPHA.a = oldAlphaBlack;
+				}
+			}
 		}
 	}
 
@@ -441,6 +457,24 @@ public class Slider implements HitObject {
 		return false;
 	}
 
+	@Override
+	public float[] getPointAt(int trackPosition) {
+		if (trackPosition <= hitObject.getTime())
+			return new float[] { x, y };
+		else if (trackPosition >= hitObject.getTime() + sliderTimeTotal) {
+			if (hitObject.getRepeatCount() % 2 == 0)
+				return new float[] { x, y };
+			else {
+				int lastIndex = hitObject.getSliderX().length;
+				return new float[] { curve.getX(lastIndex), curve.getY(lastIndex) };
+			}
+		} else
+			return curve.pointAt(getT(trackPosition, false));
+	}
+
+	@Override
+	public int getEndTime() { return hitObject.getTime() + (int) sliderTimeTotal; }
+
 	/**
 	 * Returns the t value based on the given track position.
 	 * @param trackPosition the current track position

src/itdelatrisu/opsu/objects/Spinner.java

@@ -50,8 +50,15 @@ public class Spinner implements HitObject {
 	/** The amount of time, in milliseconds, to fade in the spinner. */
 	private static final int FADE_IN_TIME = 500;
 
+	/** Angle mod multipliers: "auto" (477rpm), "spun out" (287rpm) */
+	private static final float
+		AUTO_MULTIPLIER = 1 / 20f,         // angle = 477/60f * delta/1000f * TWO_PI;
+		SPUN_OUT_MULTIPLIER = 1 / 33.25f;  // angle = 287/60f * delta/1000f * TWO_PI;
+
 	/** PI constants. */
-	private static final float TWO_PI  = (float) (Math.PI * 2);
+	private static final float
+		TWO_PI  = (float) (Math.PI * 2),
+		HALF_PI = (float) (Math.PI / 2);
 
 	/** The associated OsuHitObject. */
 	private OsuHitObject hitObject;
@@ -174,8 +181,7 @@ public class Spinner implements HitObject {
 		// TODO: verify ratios
 		int result;
 		float ratio = rotations / rotationsNeeded;
-		if (ratio >= 1.0f ||
+		if (ratio >= 1.0f || GameMod.AUTO.isActive() || GameMod.AUTOPILOT.isActive() || GameMod.SPUN_OUT.isActive()) {
-			GameMod.AUTO.isActive() || GameMod.SPUN_OUT.isActive()) {
 			result = GameData.HIT_300;
 			SoundController.playSound(SoundEffect.SPINNEROSU);
 		} else if (ratio >= 0.9f)
@@ -210,14 +216,12 @@ public class Spinner implements HitObject {
 		// http://osu.ppy.sh/wiki/FAQ#Spinners
 		float angle;
 		if (GameMod.AUTO.isActive()) {
-			// "auto" mod (fast: 477rpm)
 			lastAngle = 0;
-			angle = delta / 20f;  // angle = 477/60f * delta/1000f * TWO_PI;
+			angle = delta * AUTO_MULTIPLIER;
 			isSpinning = true;
-		} else if (GameMod.SPUN_OUT.isActive()) {
+		} else if (GameMod.SPUN_OUT.isActive() || GameMod.AUTOPILOT.isActive()) {
-			// "spun out" mod (slow: 287rpm)
 			lastAngle = 0;
-			angle = delta / 33.25f;  // angle = 287/60f * delta/1000f * TWO_PI;
+			angle = delta * SPUN_OUT_MULTIPLIER;
 			isSpinning = true;
 		} else {
 			angle = (float) Math.atan2(mouseY - (height / 2), mouseX - (width / 2));
@@ -260,6 +264,31 @@ public class Spinner implements HitObject {
 		return false;
 	}
 
+	@Override
+	public float[] getPointAt(int trackPosition) {
+		// get spinner time
+		int timeDiff;
+		float x = hitObject.getScaledX(), y = hitObject.getScaledY();
+		if (trackPosition <= hitObject.getTime())
+			timeDiff = 0;
+		else if (trackPosition >= hitObject.getEndTime())
+			timeDiff = hitObject.getEndTime() - hitObject.getTime();
+		else
+			timeDiff = trackPosition - hitObject.getTime();
+
+		// calculate point
+		float multiplier = (GameMod.AUTO.isActive()) ? AUTO_MULTIPLIER : SPUN_OUT_MULTIPLIER;
+		float angle = (timeDiff * multiplier) - HALF_PI;
+		final float r = height / 10f;
+		return new float[] {
+			(float) (x + r * Math.cos(angle)),
+			(float) (y + r * Math.sin(angle))
+		};
+	}
+
+	@Override
+	public int getEndTime() { return hitObject.getEndTime(); }
+
 	/**
 	 * Rotates the spinner by an angle.
 	 * @param angle the angle to rotate (in radians)

src/itdelatrisu/opsu/replay/Replay.java

@@ -20,9 +20,9 @@ package itdelatrisu.opsu.replay;
 
 import itdelatrisu.opsu.ErrorHandler;
 import itdelatrisu.opsu.Options;
-import itdelatrisu.opsu.OsuReader;
-import itdelatrisu.opsu.OsuWriter;
 import itdelatrisu.opsu.Utils;
+import itdelatrisu.opsu.io.OsuReader;
+import itdelatrisu.opsu.io.OsuWriter;
 
 import java.io.ByteArrayOutputStream;
 import java.io.File;

src/itdelatrisu/opsu/states/Game.java

@@ -50,7 +50,6 @@ import java.io.FileNotFoundException;
 import java.io.PrintWriter;
 import java.util.LinkedList;
 import java.util.Stack;
-import java.util.concurrent.TimeUnit;
 
 import org.lwjgl.input.Keyboard;
 import org.lwjgl.opengl.Display;
@@ -189,6 +188,21 @@ public class Game extends BasicGameState {
 	/** The list of current replay frames (for recording replays). */
 	private LinkedList<ReplayFrame> replayFrames;
 
+	/** The offscreen image rendered to. */
+	private Image offscreen;
+
+	/** The offscreen graphics. */
+	private Graphics gOffscreen;
+
+	/** The current flashlight area radius. */
+	private int flashlightRadius;
+
+	/** The cursor coordinates using the "auto" or "relax" mods. */
+	private int autoMouseX = 0, autoMouseY = 0;
+
+	/** Whether or not the cursor should be pressed using the "auto" mod. */
+	private boolean autoMousePressed;
+
 	// game-related variables
 	private GameContainer container;
 	private StateBasedGame game;
@@ -209,6 +223,11 @@ public class Game extends BasicGameState {
 		int width = container.getWidth();
 		int height = container.getHeight();
 
+		// create offscreen graphics
+		offscreen = new Image(width, height);
+		gOffscreen = offscreen.getGraphics();
+		gOffscreen.setBackground(Color.black);
+
 		// create the associated GameData object
 		data = new GameData(width, height);
 	}
@@ -218,9 +237,15 @@ public class Game extends BasicGameState {
 			throws SlickException {
 		int width = container.getWidth();
 		int height = container.getHeight();
+		g.setBackground(Color.black);
+
+		// "flashlight" mod: initialize offscreen graphics
+		if (GameMod.FLASHLIGHT.isActive()) {
+			gOffscreen.clear();
+			Graphics.setCurrent(gOffscreen);
+		}
 
 		// background
-		g.setBackground(Color.black);
 		float dimLevel = Options.getBackgroundDim();
 		if (Options.isDefaultPlayfieldForced() || !osu.drawBG(width, height, dimLevel, false)) {
 			Image playfield = GameImage.PLAYFIELD.getImage();
@@ -229,6 +254,9 @@ public class Game extends BasicGameState {
 			playfield.setAlpha(1f);
 		}
 
+		if (GameMod.FLASHLIGHT.isActive())
+			Graphics.setCurrent(g);
+
 		int trackPosition = MusicController.getPosition();
 		if (pauseTime > -1)  // returning from pause screen
 			trackPosition = pauseTime;
@@ -237,25 +265,112 @@ public class Game extends BasicGameState {
 		int firstObjectTime = osu.objects[0].getTime();
 		int timeDiff = firstObjectTime - trackPosition;
 
-		// checkpoint
+		// "auto" and "autopilot" mods: move cursor automatically
-		if (checkpointLoaded) {
+		// TODO: this should really be in update(), not render()
-			int checkpoint = Options.getCheckpoint();
+		autoMouseX = width / 2;
-			String checkpointText = String.format(
+		autoMouseY = height / 2;
-					"Playing from checkpoint at %02d:%02d.",
+		autoMousePressed = false;
-					TimeUnit.MILLISECONDS.toMinutes(checkpoint),
+		if (GameMod.AUTO.isActive() || GameMod.AUTOPILOT.isActive()) {
-					TimeUnit.MILLISECONDS.toSeconds(checkpoint) -
+			float[] autoXY = null;
-					TimeUnit.MINUTES.toSeconds(TimeUnit.MILLISECONDS.toMinutes(checkpoint))
+			if (isLeadIn()) {
-			);
+				// lead-in
-			Utils.FONT_MEDIUM.drawString(
+				float progress = Math.max((float) (leadInTime - osu.audioLeadIn) / approachTime, 0f);
-					(width - Utils.FONT_MEDIUM.getWidth(checkpointText)) / 2,
+				autoMouseY = (int) (height / (2f - progress));
-					height - 15 - Utils.FONT_MEDIUM.getLineHeight(),
+			} else if (objectIndex == 0 && trackPosition < firstObjectTime) {
-					checkpointText, Color.white
+				// before first object
-			);
+				timeDiff = firstObjectTime - trackPosition;
+				if (timeDiff < approachTime) {
+					float[] xy = hitObjects[0].getPointAt(trackPosition);
+					autoXY = getPointAt(autoMouseX, autoMouseY, xy[0], xy[1], 1f - ((float) timeDiff / approachTime));
+				}
+			} else if (objectIndex < osu.objects.length) {
+				// normal object
+				int objectTime = osu.objects[objectIndex].getTime();
+				if (trackPosition < objectTime) {
+					float[] xyStart = hitObjects[objectIndex - 1].getPointAt(trackPosition);
+					int startTime = hitObjects[objectIndex - 1].getEndTime();
+					if (osu.breaks != null && breakIndex < osu.breaks.size()) {
+						// starting a break: keep cursor at previous hit object position
+						if (breakTime > 0 || objectTime > osu.breaks.get(breakIndex))
+							autoXY = xyStart;
+
+						// after a break ends: move startTime to break end time
+						else if (breakIndex > 1) {
+							int lastBreakEndTime = osu.breaks.get(breakIndex - 1);
+							if (objectTime > lastBreakEndTime && startTime < lastBreakEndTime)
+								startTime = lastBreakEndTime;
+						}
+					}
+					if (autoXY == null) {
+						float[] xyEnd = hitObjects[objectIndex].getPointAt(trackPosition);
+						int totalTime = objectTime - startTime;
+						autoXY = getPointAt(xyStart[0], xyStart[1], xyEnd[0], xyEnd[1], (float) (trackPosition - startTime) / totalTime);
+
+						// hit circles: show a mouse press
+						int offset300 = hitResultOffset[GameData.HIT_300];
+						if ((osu.objects[objectIndex].isCircle() && objectTime - trackPosition < offset300) ||
+						    (osu.objects[objectIndex - 1].isCircle() && trackPosition - osu.objects[objectIndex - 1].getTime() < offset300))
+							autoMousePressed = true;
+					}
+				} else {
+					autoXY = hitObjects[objectIndex].getPointAt(trackPosition);
+					autoMousePressed = true;
+				}
+			} else {
+				// last object
+				autoXY = hitObjects[objectIndex - 1].getPointAt(trackPosition);
+			}
+
+			// set mouse coordinates
+			if (autoXY != null) {
+				autoMouseX = (int) autoXY[0];
+				autoMouseY = (int) autoXY[1];
+			}
+		}
+
+		// "flashlight" mod: restricted view of hit objects around cursor
+		if (GameMod.FLASHLIGHT.isActive()) {
+			// render hit objects offscreen
+			Graphics.setCurrent(gOffscreen);
+			int trackPos = (isLeadIn()) ? (leadInTime - Options.getMusicOffset()) * -1 : trackPosition;
+			drawHitObjects(gOffscreen, trackPos);
+
+			// restore original graphics context
+			gOffscreen.flush();
+			Graphics.setCurrent(g);
+
+			// draw alpha map around cursor
+			g.setDrawMode(Graphics.MODE_ALPHA_MAP);
+			g.clearAlphaMap();
+			int mouseX, mouseY;
+			if (pauseTime > -1 && pausedMouseX > -1 && pausedMouseY > -1) {
+				mouseX = pausedMouseX;
+				mouseY = pausedMouseY;
+			} else if (GameMod.AUTO.isActive() || GameMod.AUTOPILOT.isActive()) {
+				mouseX = autoMouseX;
+				mouseY = autoMouseY;
+			} else if (isReplay) {
+				mouseX = replayX;
+				mouseY = replayY;
+			} else {
+				mouseX = input.getMouseX();
+				mouseY = input.getMouseY();
+			}
+			int alphaRadius = flashlightRadius * 256 / 215;
+			int alphaX = mouseX - alphaRadius / 2;
+			int alphaY = mouseY - alphaRadius / 2;
+			GameImage.ALPHA_MAP.getImage().draw(alphaX, alphaY, alphaRadius, alphaRadius);
+
+			// blend offscreen image
+			g.setDrawMode(Graphics.MODE_ALPHA_BLEND);
+			g.setClip(alphaX, alphaY, alphaRadius, alphaRadius);
+			g.drawImage(offscreen, 0, 0);
+			g.clearClip();
+			g.setDrawMode(Graphics.MODE_NORMAL);
 		}
 
 		// break periods
-		if (osu.breaks != null && breakIndex < osu.breaks.size()) {
+		if (osu.breaks != null && breakIndex < osu.breaks.size() && breakTime > 0) {
-			if (breakTime > 0) {
 			int endTime = osu.breaks.get(breakIndex);
 			int breakLength = endTime - breakTime;
 
@@ -299,17 +414,10 @@ public class Game extends BasicGameState {
 					arrow.draw(width * 0.75f, height * 0.75f);
 				}
 			}
-
-				if (GameMod.AUTO.isActive())
-					GameImage.UNRANKED.getImage().drawCentered(width / 2, height * 0.077f);
-				if (!isReplay)
-					UI.draw(g);
-				else
-					UI.draw(g, replayX, replayY, replayKeyPressed);
-				return;
-			}
 		}
 
+		// non-break
+		else {
 			// game elements
 			data.drawGameElements(g, false, objectIndex == 0);
 	
@@ -381,16 +489,10 @@ public class Game extends BasicGameState {
 				}
 			}
 
-		// draw hit objects in reverse order, or else overlapping objects are unreadable
+			// draw hit objects
-		Stack<Integer> stack = new Stack<Integer>();
+			if (!GameMod.FLASHLIGHT.isActive())
-		for (int i = objectIndex; i < hitObjects.length && osu.objects[i].getTime() < trackPosition + approachTime; i++)
+				drawHitObjects(g, trackPosition);
-			stack.add(i);
+		}
-
-		while (!stack.isEmpty())
-			hitObjects[stack.pop()].draw(g, trackPosition);
-
-		// draw OsuHitObjectResult objects
-		data.drawHitResults(trackPosition);
 
 		if (GameMod.AUTO.isActive())
 			GameImage.UNRANKED.getImage().drawCentered(width / 2, height * 0.077f);
@@ -411,7 +513,11 @@ public class Game extends BasicGameState {
 			cursorCirclePulse.drawCentered(pausedMouseX, pausedMouseY);
 		}
 
-		if (!isReplay)
+		if (GameMod.AUTO.isActive())
+			UI.draw(g, autoMouseX, autoMouseY, autoMousePressed);
+		else if (GameMod.AUTOPILOT.isActive())
+			UI.draw(g, autoMouseX, autoMouseY, Utils.isGameKeyPressed());
+		else if (!isReplay)
 			UI.draw(g);
 		else
 			UI.draw(g, replayX, replayY, replayKeyPressed);
@@ -429,7 +535,11 @@ public class Game extends BasicGameState {
 			return;
 		}
 		int trackPosition = MusicController.getPosition();
-		if (!isReplay) {
+		if (GameMod.AUTO.isActive() || GameMod.AUTOPILOT.isActive()) {
+			mouseX = autoMouseX;
+			mouseY = autoMouseY;
+			frameAndRun(mouseX, mouseY, lastKeysPressed, trackPosition);
+		} else if (!isReplay) {
 			mouseX = input.getMouseX();
 			mouseY = input.getMouseY();
 			frameAndRun(mouseX, mouseY, lastKeysPressed, trackPosition);
@@ -455,6 +565,61 @@ public class Game extends BasicGameState {
 		//	addReplayFrame(mouseX, mouseY, keysPressed, trackPosition);
 		skipButton.hoverUpdate(delta, mouseX, mouseY);
 
+		// "flashlight" mod: calculate visible area radius
+		if (GameMod.FLASHLIGHT.isActive()) {
+			int width = container.getWidth(), height = container.getHeight();
+			boolean firstObject = (objectIndex == 0 && trackPosition < osu.objects[0].getTime());
+			if (isLeadIn()) {
+				// lead-in: expand area
+				float progress = Math.max((float) (leadInTime - osu.audioLeadIn) / approachTime, 0f);
+				flashlightRadius = width - (int) ((width - (height * 2 / 3)) * progress);
+			} else if (firstObject) {
+				// before first object: shrink area
+				int timeDiff = osu.objects[0].getTime() - trackPosition;
+				flashlightRadius = width;
+				if (timeDiff < approachTime) {
+					float progress = (float) timeDiff / approachTime;
+					flashlightRadius -= (width - (height * 2 / 3)) * (1 - progress);
+				}
+			} else {
+				// gameplay: size based on combo
+				int targetRadius;
+				int combo = data.getComboStreak();
+				if (combo < 100)
+					targetRadius = height * 2 / 3;
+				else if (combo < 200)
+					targetRadius = height / 2;
+				else
+					targetRadius = height / 3;
+				if (osu.breaks != null && breakIndex < osu.breaks.size() && breakTime > 0) {
+					// breaks: expand at beginning, shrink at end
+					flashlightRadius = targetRadius;
+					int endTime = osu.breaks.get(breakIndex);
+					int breakLength = endTime - breakTime;
+					if (breakLength > approachTime * 3) {
+						float progress = 1f;
+						if (trackPosition - breakTime < approachTime)
+							progress = (float) (trackPosition - breakTime) / approachTime;
+						else if (endTime - trackPosition < approachTime)
+							progress = (float) (endTime - trackPosition) / approachTime;
+						flashlightRadius += (width - flashlightRadius) * progress;
+					}
+				} else if (flashlightRadius != targetRadius) {
+					// radius size change
+					float radiusDiff = height * delta / 2000f;
+					if (flashlightRadius > targetRadius) {
+						flashlightRadius -= radiusDiff;
+						if (flashlightRadius < targetRadius)
+							flashlightRadius = targetRadius;
+					} else {
+						flashlightRadius += radiusDiff;
+						if (flashlightRadius > targetRadius)
+							flashlightRadius = targetRadius;
+					}
+				}
+			}
+		}
+
 
 		// returning from pause screen: must click previous mouse position
 		if (pauseTime > -1) {
@@ -505,6 +670,7 @@ public class Game extends BasicGameState {
 
 			// go to ranking screen
 			else {
+				boolean unranked = (GameMod.AUTO.isActive() || GameMod.RELAX.isActive() || GameMod.AUTOPILOT.isActive());
 				((GameRanking) game.getState(Opsu.STATE_GAMERANKING)).setGameData(data);
 				if (isReplay)
 					data.setReplay(replay);
@@ -515,13 +681,13 @@ public class Game extends BasicGameState {
 					replayFrames.addFirst(ReplayFrame.getStartFrame(replaySkipTime));
 					replayFrames.addFirst(ReplayFrame.getStartFrame(0));
 					Replay r = data.getReplay(replayFrames.toArray(new ReplayFrame[replayFrames.size()]), osu);
-					if (r != null)
+					if (r != null && !unranked)
 						r.save();
 				}
 				ScoreData score = data.getScoreData(osu);
 
 				// add score to database
-				if (!GameMod.AUTO.isActive() && !GameMod.RELAX.isActive() && !GameMod.AUTOPILOT.isActive() && !isReplay)
+				if (!unranked && !isReplay)
 					ScoreDB.addScore(score);
 
 				game.enterState(Opsu.STATE_GAMERANKING, new FadeOutTransition(Color.black), new FadeInTransition(Color.black));
@@ -810,13 +976,23 @@ public class Game extends BasicGameState {
 		if (GameMod.AUTO.isActive() || GameMod.RELAX.isActive())
 			return;
 
+		// "autopilot" mod: ignore actual cursor coordinates
+		int cx, cy;
+		if (GameMod.AUTOPILOT.isActive()) {
+			cx = autoMouseX;
+			cy = autoMouseY;
+		} else {
+			cx = x;
+			cy = y;
+		}
+
 		// circles
-		if (hitObject.isCircle() && hitObjects[objectIndex].mousePressed(x, y, trackPosition))
+		if (hitObject.isCircle() && hitObjects[objectIndex].mousePressed(cx, cy, trackPosition))
 			objectIndex++;  // circle hit
 
 		// sliders
 		else if (hitObject.isSlider())
-			hitObjects[objectIndex].mousePressed(x, y, trackPosition);
+			hitObjects[objectIndex].mousePressed(cx, cy, trackPosition);
 	}
 
 	@Override
@@ -837,9 +1013,7 @@ public class Game extends BasicGameState {
 	public void keyReleased(int key, char c) {
 		if (!isReplay && (key == Options.getGameKeyLeft() || key == Options.getGameKeyRight())) {
 			lastKeysPressed &= ~((key == Options.getGameKeyLeft()) ? ReplayFrame.KEY_K1 : ReplayFrame.KEY_K2);
-			int mouseX = input.getMouseX();
+			frameAndRun(input.getMouseX(), input.getMouseY(), lastKeysPressed, MusicController.getPosition());
-			int mouseY = input.getMouseY();
-			frameAndRun(mouseX, mouseY, lastKeysPressed, MusicController.getPosition());
 		}
 	}
 
@@ -920,11 +1094,13 @@ public class Game extends BasicGameState {
 				}
 			}
 
-			// load replay frames
+			// unhide cursor for "auto" mod and replays
-			if (isReplay) {
+			if (GameMod.AUTO.isActive() || isReplay)
-				// unhide cursor
 				UI.showCursor();
 
+			lastReplayTime = 0;
+			// load replay frames
+			if (isReplay) {
 				// load mods
 				previousMods = GameMod.getModState();
 				GameMod.loadModState(replay.mods);
@@ -953,7 +1129,6 @@ public class Game extends BasicGameState {
 
 			// initialize replay-recording structures
 			else {
-				lastReplayTime = 0;
 				lastKeysPressed = ReplayFrame.KEY_NONE;
 				replaySkipTime = -1;
 				replayFrames = new LinkedList<ReplayFrame>();
@@ -972,13 +1147,34 @@ public class Game extends BasicGameState {
 			throws SlickException {
 //		container.setMouseGrabbed(false);
 
+		// re-hide cursor
+		if (GameMod.AUTO.isActive() || isReplay)
+			UI.hideCursor();
+
 		// replays
 		if (isReplay) {
 			GameMod.loadModState(previousMods);
-			UI.hideCursor();
 		}
 	}
 
+	/**
+	 * Draws hit objects and hit results.
+	 * @param g the graphics context
+	 * @param trackPosition the track position
+	 */
+	private void drawHitObjects(Graphics g, int trackPosition) {
+		// draw hit objects in reverse order, or else overlapping objects are unreadable
+		Stack<Integer> stack = new Stack<Integer>();
+		for (int i = objectIndex; i < hitObjects.length && osu.objects[i].getTime() < trackPosition + approachTime; i++)
+			stack.add(i);
+
+		while (!stack.isEmpty())
+			hitObjects[stack.pop()].draw(g, trackPosition);
+
+		// draw OsuHitObjectResult objects
+		data.drawHitResults(trackPosition);
+	}
+
 	/**
 	 * Loads all required data from an OsuFile.
 	 * @param osu the OsuFile to load
@@ -1016,6 +1212,9 @@ public class Game extends BasicGameState {
 		deaths = 0;
 		deathTime = -1;
 		replayFrames = null;
+		autoMouseX = 0;
+		autoMouseY = 0;
+		autoMousePressed = false;
 
 		System.gc();
 	}
@@ -1216,16 +1415,31 @@ public class Game extends BasicGameState {
 	private ReplayFrame addReplayFrame(int x, int y, int keys, int time) {
 		int timeDiff = time - lastReplayTime;
 		lastReplayTime = time;
-		int cx = unscaleX(x);
+		int cx = (int) ((x - OsuHitObject.getXOffset()) / OsuHitObject.getXMultiplier());
-		int cy = unscaleY(y);
+		int cy = (int) ((y - OsuHitObject.getYOffset()) / OsuHitObject.getYMultiplier());
 		ReplayFrame tFrame = new ReplayFrame(timeDiff, time, cx, cy, keys);
+		if(replayFrames != null)
 			replayFrames.add(tFrame);
 		return tFrame;
 	}
-	private int unscaleX(int x){
+
-		return (int) ((x - OsuHitObject.getXOffset()) / OsuHitObject.getXMultiplier());
+	/**
-	}
+	 * Returns the point at the t value between a start and end point.
-	private int unscaleY(int y){
+	 * @param startX the starting x coordinate
-		return (int) ((y - OsuHitObject.getYOffset()) / OsuHitObject.getYMultiplier());
+	 * @param startY the starting y coordinate
+	 * @param endX the ending x coordinate
+	 * @param endY the ending y coordinate
+	 * @param t the t value [0, 1]
+	 * @return the [x,y] coordinates
+	 */
+	private float[] getPointAt(float startX, float startY, float endX, float endY, float t) {
+		// "autopilot" mod: move quicker between objects
+		if (GameMod.AUTOPILOT.isActive())
+			t = Utils.clamp(t * 2f, 0f, 1f);
+
+		float[] xy = new float[2];
+		xy[0] = startX + (endX - startX) * t;
+		xy[1] = startY + (endY - startY) * t;
+		return xy;
 	}
 }

src/itdelatrisu/opsu/states/MainMenu.java

@@ -239,7 +239,7 @@ public class MainMenu extends BasicGameState {
 		g.fillRoundRect(musicBarX, musicBarY, musicBarWidth, musicBarHeight, 4);
 		g.setColor(Color.white);
 		if (!MusicController.isTrackLoading() && osu != null) {
-			float musicBarPosition = Math.min((float) MusicController.getPosition() / osu.endTime, 1f);
+			float musicBarPosition = Math.min((float) MusicController.getPosition() / MusicController.getDuration(), 1f);
 			g.fillRoundRect(musicBarX, musicBarY, musicBarWidth * musicBarPosition, musicBarHeight, 4);
 		}
 
@@ -430,8 +430,7 @@ public class MainMenu extends BasicGameState {
 		if (MusicController.isPlaying()) {
 			if (musicPositionBarContains(x, y)) {
 				float pos = (x - musicBarX) / musicBarWidth;
-				OsuFile osu = MusicController.getOsuFile();
+				MusicController.setPosition((int) (pos * MusicController.getDuration()));
-				MusicController.setPosition((int) (pos * osu.endTime));
 				return;
 			}
 		}