Added initial sound effect support.

- Added SoundController module, which uses Java Sound since OpenAL has a slight delay on playing sounds.
- Uploaded all effect WAVs. (credits: WWWskin, AL's IA, Fantasy's Skin, Minimalist Miku)
- Added a missing entry in credits.

Signed-off-by: Jeffrey Han <itdelatrisu@gmail.com>

CREDITS.md

@@ -23,4 +23,5 @@ Projects
 The following projects were referenced in creating opsu!:
 
 * "Wojtkosu" - Wojtek Kowaluk (https://osu.ppy.sh/forum/t/97260)
+* "osu-parser" - nojhamster (https://github.com/nojhamster/osu-parser)
 * "osu! web" - pictuga (https://github.com/pictuga/osu-web)

src/itdelatrisu/opsu/GameScore.java

@@ -717,29 +717,41 @@ public class GameScore {
 		}
 	}
 
+	/**
+	 * Resets the combo streak to zero.
+	 */
+	private void resetComboStreak() {
+		if (combo >= 20)
+			SoundController.playSound(SoundController.SOUND_COMBOBREAK);
+		combo = 0;
+		if (Options.isModActive(Options.MOD_SUDDEN_DEATH))
+			health = 0f;
+	}
+
 	/**
 	 * Handles a slider tick result.
 	 * @param time the tick start time
 	 * @param result the hit result (HIT_* constants)
 	 * @param x the x coordinate
 	 * @param y the y coordinate
+	 * @param hitSound the object's hit sound
 	 */
-	public void sliderTickResult(int time, int result, float x, float y) {
+	public void sliderTickResult(int time, int result, float x, float y, byte hitSound) {
 		int hitValue = 0;
 		switch (result) {
 		case HIT_SLIDER30:
 			hitValue = 30;
 			incrementComboStreak();
 			changeHealth(1f);
+			SoundController.playHitSound(hitSound);
 			break;
 		case HIT_SLIDER10:
 			hitValue = 10;
 			incrementComboStreak();
+			SoundController.playHitSound(SoundController.HIT_SLIDERTICK);
 			break;
 		case HIT_MISS:
-			combo = 0;
-			if (Options.isModActive(Options.MOD_SUDDEN_DEATH))
-				health = 0f;
+			resetComboStreak();
 			break;
 		default:
 			return;
@@ -760,8 +772,10 @@ public class GameScore {
 	 * @param y the y coordinate
 	 * @param color the combo color
 	 * @param end true if this is the last hit object in the combo
+	 * @param hitSound the object's hit sound
 	 */
-	public void hitResult(int time, int result, float x, float y, Color color, boolean end) {
+	public void hitResult(int time, int result, float x, float y, Color color,
+			boolean end, byte hitSound) {
 		int hitValue = 0;
 		switch (result) {
 		case HIT_300:
@@ -784,15 +798,15 @@ public class GameScore {
 			hitValue = 0;
 			changeHealth(-10f);
 			comboEnd |= 2;
-			combo = 0;
-			if (Options.isModActive(Options.MOD_SUDDEN_DEATH))
-				health = 0f;
+			resetComboStreak();
 			objectCount++;
 			break;
 		default:
 			return;
 		}
 		if (hitValue > 0) {
+			SoundController.playHitSound(hitSound);
+
 			// game mod score multipliers
 			float modMultiplier = 1f;
 			if (Options.isModActive(Options.MOD_NO_FAIL))

src/itdelatrisu/opsu/Opsu.java

@@ -143,6 +143,9 @@ public class Opsu extends StateBasedGame {
 			}
 			Options.TMP_DIR.deleteOnExit();
 
+			// load sounds
+			SoundController.init();
+
 			app.start();
 		} catch (SlickException e) {
 			Log.error("Error while creating game container.", e);

src/itdelatrisu/opsu/OsuFile.java

@@ -40,7 +40,7 @@ public class OsuFile implements Comparable<OsuFile> {
 //	public String audioHash = "";               // audio hash (deprecated)
 	public int previewTime = -1;                // start position of music preview (in ms)
 	public byte countdown = 0;                  // countdown type (0:disabled, 1:normal, 2:half, 3:double)
-	public String sampleSet = "";               // ? ("Normal", "Soft")
+	public String sampleSet = "";               // sound samples ("None", "Normal", "Soft")
 	public float stackLeniency = 0.7f;          // how often closely placed hit objects will be stacked together
 	public byte mode = 0;                       // game mode (0:osu!, 1:taiko, 2:catch the beat, 3:osu!mania)
 	public boolean letterboxInBreaks = false;   // whether the letterbox (top/bottom black bars) appears during breaks

src/itdelatrisu/opsu/OsuHitObject.java

@@ -38,7 +38,6 @@ public class OsuHitObject {
 		SOUND_NORMAL        = 0,
 		SOUND_WHISTLE       = 2,
 		SOUND_FINISH        = 4,
-		SOUND_WHISTLEFINISH = 6,
 		SOUND_CLAP          = 8;
 
 	/**

src/itdelatrisu/opsu/OsuTimingPoint.java

@@ -26,8 +26,8 @@ public class OsuTimingPoint {
 	public float beatLength;       // (non-inherited) ms per beat
 	public int velocity = 0;       // (inherited) slider multiplier = -100 / value
 	public int meter;              // beats per measure
-	public byte sampleType;        // sound samples (0:none, 1:normal, 2:soft)
-	public byte sampleTypeCustom;  // custom samples (0:default, 1:custom1, 2:custom2
+	public byte sampleType;        // sound samples (0:none, 1:normal, 2:soft, 3:drum)
+	public byte sampleTypeCustom;  // custom samples (0:default, 1:custom1, 2:custom2)
 	public int sampleVolume;       // volume of samples (0~100)
 	public boolean inherited;      // is this timing point inherited?
 	public boolean kiai;           // is Kiai Mode active?

src/itdelatrisu/opsu/SoundController.java

@@ -0,0 +1,285 @@
+/*
+ * opsu! - an open-source osu! client
+ * Copyright (C) 2014 Jeffrey Han
+ *
+ * opsu! is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * opsu! is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with opsu!.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package itdelatrisu.opsu;
+
+import itdelatrisu.opsu.states.Options;
+
+import java.io.IOException;
+import java.net.URL;
+
+import javax.sound.sampled.AudioInputStream;
+import javax.sound.sampled.AudioSystem;
+import javax.sound.sampled.Clip;
+import javax.sound.sampled.FloatControl;
+import javax.sound.sampled.LineUnavailableException;
+import javax.sound.sampled.UnsupportedAudioFileException;
+
+import org.newdawn.slick.util.Log;
+import org.newdawn.slick.util.ResourceLoader;
+
+/**
+ * Controller for all sound effects.
+ * Note: Uses Java Sound because OpenAL lags too much for accurate hit sounds.
+ */
+public class SoundController {
+	/**
+	 * Sound effect constants.
+	 */
+	public static final int
+		SOUND_APPLAUSE     = 0,
+		SOUND_COMBOBREAK   = 1,
+//		SOUND_COUNT        = ,  // ?
+		SOUND_COUNT1       = 2,
+		SOUND_COUNT2       = 3,
+		SOUND_COUNT3       = 4,
+		SOUND_FAIL         = 5,
+		SOUND_GO           = 6,
+		SOUND_MENUBACK     = 7,
+		SOUND_MENUCLICK    = 8,
+		SOUND_MENUHIT      = 9,
+		SOUND_READY        = 10,
+		SOUND_SECTIONFAIL  = 11,
+		SOUND_SECTIONPASS  = 12,
+		SOUND_SHUTTER      = 13,
+		SOUND_SPINNERBONUS = 14,
+		SOUND_SPINNEROSU   = 15,
+		SOUND_SPINNERSPIN  = 16,
+		SOUND_MAX          = 17;  // not a sound
+
+	/**
+	 * Sound effect names (indexed by SOUND_* constants).
+	 */
+	private static final String[] soundNames = {
+		"applause",
+		"combobreak",
+//		"count",  // ?
+		"count1s",
+		"count2s",
+		"count3s",
+		"failsound",
+		"gos",
+		"menuback",
+		"menuclick",
+		"menuhit",
+		"readys",
+		"sectionfail",
+		"sectionpass",
+		"shutter",
+		"spinnerbonus",
+		"spinner-osu",
+		"spinnerspin",
+	};
+
+	/**
+	 * Sound effects (indexed by SOUND_* constants).
+	 */
+	private static Clip[] sounds = new Clip[SOUND_MAX];
+
+	/**
+	 * Sound sample sets.
+	 */
+	private static final String[] sampleSets = {
+		"normal",
+		"soft",
+		"drum",
+//		"taiko"
+	};
+
+	/**
+	 * Current sample set (index in sampleSet[] array).
+	 */
+	private static int sampleSetIndex = -1;
+
+	/**
+	 * Hit sound effects.
+	 */
+	public static final int
+		HIT_CLAP          = 0,
+		HIT_FINISH        = 1,
+		HIT_NORMAL        = 2,
+		HIT_WHISTLE       = 3,
+		HIT_SLIDERSLIDE   = 4,
+		HIT_SLIDERTICK    = 5,
+		HIT_SLIDERWHISTLE = 6,
+		HIT_MAX           = 7;  // not a sound
+
+	/**
+	 * Hit sound effect names (indexed by HIT_* constants).
+	 */
+	private static final String[] hitSoundNames = {
+		"hitclap",
+		"hitfinish",
+		"hitnormal",
+		"hitwhistle",
+		"sliderslide",
+		"slidertick",
+		"sliderwhistle"
+	};
+
+	/**
+	 * Hit sound effects (indexed by sampleSets[], HIT_* constants).
+	 */
+	private static Clip[][] hitSounds = new Clip[sampleSets.length][HIT_MAX];
+
+	/**
+	 * Sample volume multiplier, from timing points [0, 1].
+	 */
+	private static float sampleVolumeMultiplier = 1f;
+
+	// This class should not be instantiated.
+	private SoundController() {}
+
+	/**
+	 * Loads and returns a Clip from a resource.
+	 * @param ref the resource name
+	 * @return the loaded and opened clip
+	 */
+	private static Clip loadClip(String ref) {
+		try {
+			URL url = ResourceLoader.getResource(ref);
+			AudioInputStream audioIn = AudioSystem.getAudioInputStream(url);
+			Clip clip = AudioSystem.getClip();
+			clip.open(audioIn);
+			return clip;
+		} catch (UnsupportedAudioFileException | IOException | LineUnavailableException e) {
+			Log.error(String.format("Failed to load file '%s'.", ref), e);
+		}
+		return null;
+	}
+	
+	/**
+	 * Loads all sound files.
+	 */
+	public static void init() {
+		// TODO: support MP3 sounds?
+
+		// menu and game sounds
+		for (int i = 0; i < SOUND_MAX; i++)
+			sounds[i] = loadClip(String.format("%s.wav", soundNames[i]));
+
+		// hit sounds
+		for (int i = 0; i < sampleSets.length; i++) {
+			for (int j = 0; j < HIT_MAX; j++)
+				hitSounds[i][j] = loadClip(String.format("%s-%s.wav", sampleSets[i], hitSoundNames[j]));
+		}
+	}
+
+	/**
+	 * Sets the sample set to use when playing hit sounds.
+	 * @param sampleSet the sample set ("None", "Normal", "Soft", "Drum")
+	 */
+	public static void setSampleSet(String sampleSet) {
+		sampleSetIndex = -1;
+		for (int i = 0; i < sampleSets.length; i++) {
+			if (sampleSet.equalsIgnoreCase(sampleSets[i])) {
+				sampleSetIndex = i;
+				return;
+			}
+		}
+	}
+
+	/**
+	 * Sets the sample set to use when playing hit sounds.
+	 * @param sampleType the sample set (0:none, 1:normal, 2:soft, 3:drum)
+	 */
+	public static void setSampleSet(byte sampleType) {
+		if (sampleType >= 0 && sampleType <= 3)
+			sampleSetIndex = sampleType - 1;
+	}
+	
+	/**
+	 * Sets the sample volume (modifies the global sample volume).
+	 * @param volume the sample volume [0, 100]
+	 */
+	public static void setSampleVolume(int volume) {
+		if (volume >= 0 && volume <= 100)
+			sampleVolumeMultiplier = volume / 100f;
+	}
+
+	/**
+	 * Plays a sound clip.
+	 * @param clip the Clip to play
+	 * @param volume the volume [0, 1]
+	 */
+	private static void playClip(Clip clip, float volume) {
+		if (volume > 0f) {
+			// stop clip if running
+			if (clip.isRunning()) {
+				clip.stop();
+				clip.flush();
+			}
+
+			// set volume
+			FloatControl gainControl = (FloatControl) clip.getControl(FloatControl.Type.MASTER_GAIN);
+			float dB = (float) (Math.log(volume) / Math.log(10.0) * 20.0);
+			gainControl.setValue(dB * sampleVolumeMultiplier);
+
+			// play clip
+			clip.setFramePosition(0);
+			clip.start();
+		}
+	}
+
+	/**
+	 * Plays a sound.
+	 * @param sound the sound (SOUND_* constant)
+	 */
+	public static void playSound(int sound) {
+		if (sound < 0 || sound >= SOUND_MAX)
+			return;
+
+		playClip(sounds[sound], Options.getEffectVolume());
+	}
+
+	/**
+	 * Plays hit sound(s) using an OsuHitObject bitmask.
+	 * @param hitSound the sound (bitmask)
+	 */
+	public static void playHitSound(byte hitSound) {
+		if (sampleSetIndex < 0 || hitSound < 0)
+			return;
+
+		float volume = Options.getEffectVolume();
+		if (volume == 0f)
+			return;
+
+		// play all sounds
+		if (hitSound == OsuHitObject.SOUND_NORMAL)
+			playClip(hitSounds[sampleSetIndex][HIT_NORMAL], volume);
+		else {
+			if ((hitSound & OsuHitObject.SOUND_WHISTLE) > 0)
+				playClip(hitSounds[sampleSetIndex][HIT_WHISTLE], volume);
+			if ((hitSound & OsuHitObject.SOUND_FINISH) > 0)
+				playClip(hitSounds[sampleSetIndex][HIT_FINISH], volume);
+			if ((hitSound & OsuHitObject.SOUND_CLAP) > 0)
+				playClip(hitSounds[sampleSetIndex][HIT_CLAP], volume);
+		}
+	}
+
+	/**
+	 * Plays a hit sound.
+	 * @param sound (HIT_* constant)
+	 */
+	public static void playHitSound(int sound) {
+		if (sampleSetIndex < 0 || sound < 0 || sound > HIT_MAX)
+			return;
+
+		playClip(hitSounds[sampleSetIndex][sound], Options.getEffectVolume());
+	}
+}

src/itdelatrisu/opsu/objects/Circle.java

@@ -172,7 +172,9 @@ public class Circle {
 		if (distance < circleRadius) {
 			int result = hitResult(hitObject.time);
 			if (result > -1) {
-				score.hitResult(hitObject.time, result, hitObject.x, hitObject.y, color, comboEnd);
+				score.hitResult(hitObject.time, result, hitObject.x, hitObject.y,
+						color, comboEnd, hitObject.hitSound
+				);
 				return true;
 			}
 		}
@@ -192,11 +194,11 @@ public class Circle {
 		if (overlap || trackPosition > hitObject.time + hitResultOffset[GameScore.HIT_50]) {
 			if (isAutoMod)  // "auto" mod: catch any missed notes due to lag
 				score.hitResult(hitObject.time, GameScore.HIT_300,
-						hitObject.x, hitObject.y, color, comboEnd);
+						hitObject.x, hitObject.y, color, comboEnd, hitObject.hitSound);
 			
 			else  // no more points can be scored, so send a miss
 				score.hitResult(hitObject.time, GameScore.HIT_MISS,
-						hitObject.x, hitObject.y, null, comboEnd);
+						hitObject.x, hitObject.y, null, comboEnd, hitObject.hitSound);
 			return true;
 		}
 
@@ -204,7 +206,7 @@ public class Circle {
 		else if (isAutoMod) {
 			if (Math.abs(trackPosition - hitObject.time) < hitResultOffset[GameScore.HIT_300]) {
 				score.hitResult(hitObject.time, GameScore.HIT_300,
-						hitObject.x, hitObject.y, color, comboEnd);
+						hitObject.x, hitObject.y, color, comboEnd, hitObject.hitSound);
 				return true;
 			}
 		}

src/itdelatrisu/opsu/objects/Slider.java

@@ -384,10 +384,11 @@ public class Slider {
 
 		if (currentRepeats % 2 == 0)  // last circle
 			score.hitResult(hitObject.time + (int) sliderTimeTotal, result,
-					hitObject.sliderX[lastIndex], hitObject.sliderY[lastIndex], color, comboEnd);
+					hitObject.sliderX[lastIndex], hitObject.sliderY[lastIndex],
+					color, comboEnd, hitObject.hitSound);
 		else  // first circle
 			score.hitResult(hitObject.time + (int) sliderTimeTotal, result,
-					hitObject.x, hitObject.y, color, comboEnd);
+					hitObject.x, hitObject.y, color, comboEnd, hitObject.hitSound);
 
 		return result;
 	}
@@ -420,7 +421,8 @@ public class Slider {
 
 			if (result > -1) {
 				sliderClicked = true;
-				score.sliderTickResult(hitObject.time, result, hitObject.x, hitObject.y);
+				score.sliderTickResult(hitObject.time, result,
+						hitObject.x, hitObject.y, hitObject.hitSound);
 				return true;
 			}
 		}
@@ -465,9 +467,11 @@ public class Slider {
 				sliderClicked = true;
 				if (isAutoMod) {  // "auto" mod: catch any missed notes due to lag
 					ticksHit++;
-					score.sliderTickResult(hitObject.time, GameScore.HIT_SLIDER30, hitObject.x, hitObject.y);
+					score.sliderTickResult(hitObject.time, GameScore.HIT_SLIDER30,
+							hitObject.x, hitObject.y, hitObject.hitSound);
 				} else
-					score.sliderTickResult(hitObject.time, GameScore.HIT_MISS, hitObject.x, hitObject.y);
+					score.sliderTickResult(hitObject.time, GameScore.HIT_MISS,
+							hitObject.x, hitObject.y, hitObject.hitSound);
 			}
 
 			// "auto" mod: send a perfect hit result
@@ -475,7 +479,8 @@ public class Slider {
 				if (Math.abs(trackPosition - hitObject.time) < hitResultOffset[GameScore.HIT_300]) {
 					ticksHit++;
 					sliderClicked = true;
-					score.sliderTickResult(hitObject.time, GameScore.HIT_SLIDER30, hitObject.x, hitObject.y);
+					score.sliderTickResult(hitObject.time, GameScore.HIT_SLIDER30,
+							hitObject.x, hitObject.y, hitObject.hitSound);
 				}
 			}
 		}
@@ -540,24 +545,26 @@ public class Slider {
 				ticksHit++;
 				if (currentRepeats % 2 > 0)  // last circle
 					score.sliderTickResult(trackPosition, GameScore.HIT_SLIDER30,
-							hitObject.sliderX[lastIndex], hitObject.sliderY[lastIndex]);
+							hitObject.sliderX[lastIndex], hitObject.sliderY[lastIndex],
+							hitObject.hitSound);
 				else  // first circle
 					score.sliderTickResult(trackPosition, GameScore.HIT_SLIDER30,
-							c[0], c[1]);
+							c[0], c[1], hitObject.hitSound);
 			}
 
 			// held during new tick
 			if (isNewTick) {
 				ticksHit++;
-				score.sliderTickResult(trackPosition, GameScore.HIT_SLIDER10, c[0], c[1]);
+				score.sliderTickResult(trackPosition, GameScore.HIT_SLIDER10,
+						c[0], c[1], (byte) -1);
 			}
 		} else {
 			followCircleActive = false;
 
 			if (isNewRepeat)
-				score.sliderTickResult(trackPosition, GameScore.HIT_MISS, 0, 0);
+				score.sliderTickResult(trackPosition, GameScore.HIT_MISS, 0, 0, hitObject.hitSound);
 			if (isNewTick)
-				score.sliderTickResult(trackPosition, GameScore.HIT_MISS, 0, 0);
+				score.sliderTickResult(trackPosition, GameScore.HIT_MISS, 0, 0, (byte) -1);
 		}
 
 		return false;

src/itdelatrisu/opsu/objects/Spinner.java

@@ -21,6 +21,7 @@ package itdelatrisu.opsu.objects;
 import itdelatrisu.opsu.GameScore;
 import itdelatrisu.opsu.MusicController;
 import itdelatrisu.opsu.OsuHitObject;
+import itdelatrisu.opsu.SoundController;
 import itdelatrisu.opsu.states.Game;
 import itdelatrisu.opsu.states.Options;
 
@@ -163,16 +164,19 @@ public class Spinner {
 		int result;
 		float ratio = rotations / rotationsNeeded;
 		if (ratio >= 1.0f ||
-			Options.isModActive(Options.MOD_AUTO) || Options.isModActive(Options.MOD_SPUN_OUT))
+			Options.isModActive(Options.MOD_AUTO) ||
+			Options.isModActive(Options.MOD_SPUN_OUT)) {
 			result = GameScore.HIT_300;
-		else if (ratio >= 0.8f)
+			SoundController.playSound(SoundController.SOUND_SPINNEROSU);
+		} else if (ratio >= 0.8f)
 			result = GameScore.HIT_100;
 		else if (ratio >= 0.5f)
 			result = GameScore.HIT_50;
 		else
 			result = GameScore.HIT_MISS;
 
-		score.hitResult(hitObject.endTime, result, width / 2, height / 2, Color.transparent, true);
+		score.hitResult(hitObject.endTime, result, width / 2, height / 2,
+				Color.transparent, true, (byte) -1);
 		return result;
 	}
 
@@ -240,10 +244,13 @@ public class Spinner {
 
 		// added one whole rotation...
 		if (Math.floor(newRotations) > rotations) {
-			if (newRotations > rotationsNeeded)  // extra rotations
+			if (newRotations > rotationsNeeded) {  // extra rotations
 				score.changeScore(1000);
-			else
+				SoundController.playSound(SoundController.SOUND_SPINNERBONUS);
+			} else {
 				score.changeScore(100);
+				SoundController.playSound(SoundController.SOUND_SPINNERSPIN);
+			}
 		}
 
 		rotations = newRotations;

src/itdelatrisu/opsu/states/Game.java

@@ -25,6 +25,7 @@ import itdelatrisu.opsu.Opsu;
 import itdelatrisu.opsu.OsuFile;
 import itdelatrisu.opsu.OsuHitObject;
 import itdelatrisu.opsu.OsuTimingPoint;
+import itdelatrisu.opsu.SoundController;
 import itdelatrisu.opsu.objects.Circle;
 import itdelatrisu.opsu.objects.Slider;
 import itdelatrisu.opsu.objects.Spinner;
@@ -134,6 +135,11 @@ public class Game extends BasicGameState {
 	 */
 	private int breakTime = 0;
 
+	/**
+	 * Whether the break sound has been played.
+	 */
+	private boolean breakSound;
+
 	/**
 	 * Skip button (displayed at song start, when necessary).
 	 */
@@ -164,6 +170,13 @@ public class Game extends BasicGameState {
 		countdown2,             // "1" text
 		countdownGo;            // "GO!" text
 
+	/**
+	 * Whether the countdown sound has been played.
+	 */
+	private boolean
+		countdownReadySound, countdown3Sound, countdown1Sound,
+		countdown2Sound, countdownGoSound;
+
 	/**
 	 * Glowing hit circle outline which must be clicked when returning from pause menu.
 	 */
@@ -276,10 +289,19 @@ public class Game extends BasicGameState {
 					trackPosition - breakTime > 2000 &&
 					trackPosition - breakTime < 5000) {
 					// show break start
-					if (score.getHealth() >= 50)
+					if (score.getHealth() >= 50) {
 						breakStartPass.drawCentered(width / 2f, height / 2f);
-					else
+						if (!breakSound) {
+							SoundController.playSound(SoundController.SOUND_SECTIONPASS);
+							breakSound = true;
+						}
+					} else {
 						breakStartFail.drawCentered(width / 2f, height / 2f);
+						if (!breakSound) {
+							SoundController.playSound(SoundController.SOUND_SECTIONFAIL);
+							breakSound = true;
+						}
+					}
 				} else if (breakLength >= 4000) {
 					// show break end (flash twice for 500ms)
 					int endTimeDiff = endTime - trackPosition;
@@ -326,18 +348,41 @@ public class Game extends BasicGameState {
 		if (osu.countdown > 0) {  // TODO: implement half/double rate settings
 			int timeDiff = osu.objects[0].time - trackPosition;
 			if (timeDiff >= 500 && timeDiff < 3000) {
-				if (timeDiff >= 1500)
+				if (timeDiff >= 1500) {
 					countdownReady.drawCentered(width / 2, height / 2);
-
-				if (timeDiff < 2000)
+					if (!countdownReadySound) {
+						SoundController.playSound(SoundController.SOUND_READY);
+						countdownReadySound = true;
+					}
+				}
+				if (timeDiff < 2000) {
 					countdown3.draw(0, 0);
-				if (timeDiff < 1500)
+					if (!countdown3Sound) {
+						SoundController.playSound(SoundController.SOUND_COUNT3);
+						countdown3Sound = true;
+					}
+				}
+				if (timeDiff < 1500) {
 					countdown2.draw(width - countdown2.getWidth(), 0);
-				if (timeDiff < 1000)
+					if (!countdown2Sound) {
+						SoundController.playSound(SoundController.SOUND_COUNT2);
+						countdown2Sound = true;
+					}
+				}
+				if (timeDiff < 1000) {
 					countdown1.drawCentered(width / 2, height / 2);
+					if (!countdown1Sound) {
+						SoundController.playSound(SoundController.SOUND_COUNT1);
+						countdown1Sound = true;
+					}
+				}
 			} else if (timeDiff >= -500 && timeDiff < 500) {
 				countdownGo.setAlpha((timeDiff < 0) ? 1 - (timeDiff / -1000f) : 1);
 				countdownGo.drawCentered(width / 2, height / 2);
+				if (!countdownGoSound) {
+					SoundController.playSound(SoundController.SOUND_GO);
+					countdownGoSound = true;
+				}
 			}
 		}
 
@@ -432,6 +477,8 @@ public class Game extends BasicGameState {
 					beatLengthBase = beatLength = timingPoint.beatLength;
 				else
 					beatLength = beatLengthBase * (timingPoint.velocity / -100f);
+				SoundController.setSampleSet(timingPoint.sampleType);
+				SoundController.setSampleVolume(timingPoint.sampleVolume);
 				timingPointIndex++;
 			}
 		}
@@ -456,6 +503,7 @@ public class Game extends BasicGameState {
 			} else if (trackPosition >= breakValue) {
 				// start a break
 				breakTime = breakValue;
+				breakSound = false;
 				breakIndex++;
 				return;
 			}
@@ -638,22 +686,33 @@ public class Game extends BasicGameState {
 				}
 			}
 
-			// reset indexes
+			// reset data
 			MusicController.setPosition(0);
 			MusicController.pause();
 			score.clear();
 			objectIndex = 0;
 			breakIndex = 0;
 			breakTime = 0;
+			breakSound = false;
 			timingPointIndex = 0;
 			pauseTime = -1;
 			pausedMouseX = -1;
 			pausedMouseY = -1;
+			countdownReadySound = false;
+			countdown3Sound = false;
+			countdown1Sound = false;
+			countdown2Sound = false;
+			countdownGoSound = false;
 
 			// load the first timingPoint
-			if (!osu.timingPoints.isEmpty() && osu.timingPoints.get(0).velocity >= 0) {
-				beatLengthBase = beatLength = osu.timingPoints.get(0).beatLength;
-				timingPointIndex++;
+			if (!osu.timingPoints.isEmpty()) {
+				OsuTimingPoint timingPoint = osu.timingPoints.get(0);
+				if (timingPoint.velocity >= 0) {
+					beatLengthBase = beatLength = timingPoint.beatLength;
+					SoundController.setSampleSet(timingPoint.sampleType);
+					SoundController.setSampleVolume(timingPoint.sampleVolume);
+					timingPointIndex++;
+				}
 			}
 
 			leadInTime = osu.audioLeadIn + approachTime;
@@ -675,6 +734,7 @@ public class Game extends BasicGameState {
 				MusicController.resume();
 			}
 			MusicController.setPosition(osu.objects[0].time - skipOffsetTime);
+			SoundController.playSound(SoundController.SOUND_MENUHIT);
 			return true;
 		}
 		return false;

src/itdelatrisu/opsu/states/GamePauseMenu.java

@@ -21,6 +21,7 @@ package itdelatrisu.opsu.states;
 import itdelatrisu.opsu.GUIMenuButton;
 import itdelatrisu.opsu.MusicController;
 import itdelatrisu.opsu.Opsu;
+import itdelatrisu.opsu.SoundController;
 
 import org.newdawn.slick.Color;
 import org.newdawn.slick.GameContainer;
@@ -142,6 +143,7 @@ public class GamePauseMenu extends BasicGameState {
 			if (Game.getRestart() == Game.RESTART_LOSE) {
 				MusicController.stop();
 				MusicController.playAt(Game.getOsuFile().previewTime, true);
+				SoundController.playSound(SoundController.SOUND_MENUBACK);
 				game.enterState(Opsu.STATE_SONGMENU, new FadeOutTransition(Color.black), new FadeInTransition(Color.black));
 			} else
 				unPause(Game.RESTART_FALSE);
@@ -171,6 +173,7 @@ public class GamePauseMenu extends BasicGameState {
 		} else if (backButton.contains(x, y)) {
 			MusicController.pause();  // lose state
 			MusicController.playAt(Game.getOsuFile().previewTime, true);
+			SoundController.playSound(SoundController.SOUND_MENUBACK);
 			game.enterState(Opsu.STATE_SONGMENU, new FadeOutTransition(Color.black), new FadeInTransition(Color.black));
 		}
 	}
@@ -179,9 +182,10 @@ public class GamePauseMenu extends BasicGameState {
 	public void enter(GameContainer container, StateBasedGame game)
 			throws SlickException {
 		pauseStartTime = System.currentTimeMillis();
-		if (Game.getRestart() == Game.RESTART_LOSE)
+		if (Game.getRestart() == Game.RESTART_LOSE) {
 			MusicController.fadeOut(FADEOUT_TIME);
-		else
+			SoundController.playSound(SoundController.SOUND_FAIL);
+		} else
 			MusicController.pause();
 	}
 
@@ -189,6 +193,10 @@ public class GamePauseMenu extends BasicGameState {
 	 * Unpause and return to the Game state.
 	 */
 	private void unPause(byte restart) {
+		if (restart == Game.RESTART_MANUAL)
+			SoundController.playSound(SoundController.SOUND_MENUHIT);
+		else
+			SoundController.playSound(SoundController.SOUND_MENUBACK);
 		Game.setRestart(restart);
 		game.enterState(Opsu.STATE_GAME);
 	}

src/itdelatrisu/opsu/states/GameRanking.java

@@ -23,6 +23,7 @@ import itdelatrisu.opsu.GameScore;
 import itdelatrisu.opsu.MusicController;
 import itdelatrisu.opsu.Opsu;
 import itdelatrisu.opsu.OsuFile;
+import itdelatrisu.opsu.SoundController;
 
 import org.lwjgl.opengl.Display;
 import org.newdawn.slick.Color;
@@ -143,7 +144,9 @@ public class GameRanking extends BasicGameState {
 	public void keyPressed(int key, char c) {
 		switch (key) {
 		case Input.KEY_ESCAPE:
+			MusicController.pause();
 			MusicController.playAt(Game.getOsuFile().previewTime, true);
+			SoundController.playSound(SoundController.SOUND_MENUBACK);
 			game.enterState(Opsu.STATE_SONGMENU, new FadeOutTransition(Color.black), new FadeInTransition(Color.black));
 			break;
 		case Input.KEY_F12:
@@ -162,12 +165,15 @@ public class GameRanking extends BasicGameState {
 			OsuFile osu = Game.getOsuFile();
 			Display.setTitle(String.format("%s - %s", game.getTitle(), osu.toString()));
 			Game.setRestart(Game.RESTART_MANUAL);
+			SoundController.playSound(SoundController.SOUND_MENUHIT);
 			game.enterState(Opsu.STATE_GAME, new FadeOutTransition(Color.black), new FadeInTransition(Color.black));
-		} else if (exitButton.contains(x, y))
+		} else if (exitButton.contains(x, y)) {
+			SoundController.playSound(SoundController.SOUND_MENUBACK);
 			game.enterState(Opsu.STATE_MAINMENU, new FadeOutTransition(Color.black), new FadeInTransition(Color.black));
-		else if (Options.getBackButton().contains(x, y)) {
-			MusicController.stop();
+		} else if (Options.getBackButton().contains(x, y)) {
+			MusicController.pause();
 			MusicController.playAt(Game.getOsuFile().previewTime, true);
+			SoundController.playSound(SoundController.SOUND_MENUBACK);
 			game.enterState(Opsu.STATE_SONGMENU, new FadeOutTransition(Color.black), new FadeInTransition(Color.black));
 		}
 	}
@@ -176,5 +182,6 @@ public class GameRanking extends BasicGameState {
 	public void enter(GameContainer container, StateBasedGame game)
 			throws SlickException {
 		Display.setTitle(game.getTitle());
+		SoundController.playSound(SoundController.SOUND_APPLAUSE);
 	}
 }

src/itdelatrisu/opsu/states/MainMenu.java

@@ -22,6 +22,7 @@ import itdelatrisu.opsu.GUIMenuButton;
 import itdelatrisu.opsu.MusicController;
 import itdelatrisu.opsu.Opsu;
 import itdelatrisu.opsu.OsuGroupNode;
+import itdelatrisu.opsu.SoundController;
 
 import java.text.SimpleDateFormat;
 import java.util.Date;
@@ -287,17 +288,22 @@ public class MainMenu extends BasicGameState {
 				logoTimer = 0;
 				playButton.getImage().setAlpha(0f);
 				exitButton.getImage().setAlpha(0f);
+				SoundController.playSound(SoundController.SOUND_MENUHIT);
 			}
 		}
 
 		// other button actions (if visible)
 		else if (logoClicked) {
-			if (logo.contains(x, y))
+			if (logo.contains(x, y)) {
+				SoundController.playSound(SoundController.SOUND_MENUHIT);
 				logoTimer = MOVE_DELAY;
-			else if (playButton.contains(x, y))
+			} else if (playButton.contains(x, y)) {
+				SoundController.playSound(SoundController.SOUND_MENUHIT);
 				game.enterState(Opsu.STATE_SONGMENU, new FadeOutTransition(Color.black), new FadeInTransition(Color.black));
-			else if (exitButton.contains(x, y))
+			} else if (exitButton.contains(x, y)) {
+				SoundController.playSound(SoundController.SOUND_MENUHIT);
 				game.enterState(Opsu.STATE_MAINMENUEXIT);
+			}
 		}
 	}
 

src/itdelatrisu/opsu/states/Options.java

@@ -20,6 +20,7 @@ package itdelatrisu.opsu.states;
 
 import itdelatrisu.opsu.GUIMenuButton;
 import itdelatrisu.opsu.Opsu;
+import itdelatrisu.opsu.SoundController;
 
 import java.awt.Font;
 import java.io.BufferedReader;
@@ -148,12 +149,13 @@ public class Options extends BasicGameState {
 //		OPTIONS_FULLSCREEN           = ,
 		OPTIONS_TARGET_FPS           = 1,
 		OPTIONS_MUSIC_VOLUME         = 2,
-		OPTIONS_MUSIC_OFFSET         = 3,
-		OPTIONS_SCREENSHOT_FORMAT    = 4,
-		OPTIONS_DISPLAY_FPS          = 5,
-		OPTIONS_HIT_LIGHTING         = 6,
-		OPTIONS_COMBO_BURSTS         = 7,
-		OPTIONS_MAX                  = 8;  // not an option
+		OPTIONS_EFFECT_VOLUME        = 3,
+		OPTIONS_MUSIC_OFFSET         = 4,
+		OPTIONS_SCREENSHOT_FORMAT    = 5,
+		OPTIONS_DISPLAY_FPS          = 6,
+		OPTIONS_HIT_LIGHTING         = 7,
+		OPTIONS_COMBO_BURSTS         = 8,
+		OPTIONS_MAX                  = 9;  // not an option
 
 	/**
 	 * Screen resolutions.
@@ -208,7 +210,12 @@ public class Options extends BasicGameState {
 	/**
 	 * Default music volume.
 	 */
-	private static int musicVolume = 20;
+	private static int musicVolume = 30;
+
+	/**
+	 * Default sound effect volume.
+	 */
+	private static int effectVolume = 20;
 
 	/**
 	 * Offset time, in milliseconds, for music position-related elements.
@@ -258,8 +265,8 @@ public class Options extends BasicGameState {
 		Options.game = game;
 		this.input = container.getInput();
 
-		// game settings;
-		container.setTargetFrameRate(60);
+		// game settings
+		container.setTargetFrameRate(targetFPS[targetFPSindex]);
 		container.setMouseCursor("cursor.png", 16, 16);
 		container.setMusicVolume(getMusicVolume());
 		container.setShowFPS(false);
@@ -375,6 +382,10 @@ public class Options extends BasicGameState {
 				String.format("%d%%", musicVolume),
 				"Global music volume."
 		);
+		this.drawOption(g, OPTIONS_EFFECT_VOLUME, "Effect Volume",
+				String.format("%d%%", effectVolume),
+				"Sound effect volume."
+		);
 		this.drawOption(g, OPTIONS_MUSIC_OFFSET, "Music Offset",
 				String.format("%dms", musicOffset),
 				"Adjust this value if hit objects are out of sync."
@@ -509,6 +520,14 @@ public class Options extends BasicGameState {
 			container.setMusicVolume(getMusicVolume());
 			return;
 		}
+		if (isOptionClicked(OPTIONS_EFFECT_VOLUME, oldy)) {
+			effectVolume += diff;
+			if (effectVolume < 0)
+				effectVolume = 0;
+			else if (effectVolume > 100)
+				effectVolume = 100;
+			return;
+		}
 		if (isOptionClicked(OPTIONS_MUSIC_OFFSET, oldy)) {
 			musicOffset += diff;
 			if (musicOffset < -500)
@@ -601,6 +620,12 @@ public class Options extends BasicGameState {
 	 */
 	public static float getMusicVolume() { return musicVolume / 100f; }
 
+	/**
+	 * Returns the default sound effect volume.
+	 * @return the sound volume [0, 1]
+	 */
+	public static float getEffectVolume() { return effectVolume / 100f; }
+
 	/**
 	 * Returns the music offset time.
 	 * @return the offset (in milliseconds)
@@ -639,6 +664,8 @@ public class Options extends BasicGameState {
 			SimpleDateFormat date = new SimpleDateFormat("yyyyMMdd_HHmmss");
 			String file = date.format(new Date());
 
+			SoundController.playSound(SoundController.SOUND_SHUTTER);
+
 			// copy the screen
 			Image screen = new Image(container.getWidth(), container.getHeight());
 			container.getGraphics().copyArea(screen, 0, 0);
@@ -760,6 +787,11 @@ public class Options extends BasicGameState {
 					if (i >= 0 && i <= 100)
 						musicVolume = i;
 					break;
+				case "VolumeEffect":
+					i = Integer.parseInt(value);
+					if (i >= 0 && i <= 100)
+						effectVolume = i;
+					break;
 				case "Offset":
 					i = Integer.parseInt(value);
 					if (i >= -500 && i <= 500)
@@ -827,6 +859,8 @@ public class Options extends BasicGameState {
 			writer.newLine();
 			writer.write(String.format("VolumeMusic = %d", musicVolume));
 			writer.newLine();
+			writer.write(String.format("VolumeEffect = %d", effectVolume));
+			writer.newLine();
 			writer.write(String.format("Offset = %d", musicOffset));
 			writer.newLine();
 			writer.write(String.format("ScreenshotFormat = %d", screenshotFormatIndex));

src/itdelatrisu/opsu/states/SongMenu.java

@@ -25,6 +25,7 @@ import itdelatrisu.opsu.OsuFile;
 import itdelatrisu.opsu.OsuGroupList;
 import itdelatrisu.opsu.OsuGroupNode;
 import itdelatrisu.opsu.OsuParser;
+import itdelatrisu.opsu.SoundController;
 
 import org.lwjgl.opengl.Display;
 import org.newdawn.slick.Color;
@@ -343,6 +344,7 @@ public class SongMenu extends BasicGameState {
 
 		// back
 		if (Options.getBackButton().contains(x, y)) {
+			SoundController.playSound(SoundController.SOUND_MENUBACK);
 			game.enterState(Opsu.STATE_MAINMENU, new FadeOutTransition(Color.black), new FadeInTransition(Color.black));
 			return;
 		}
@@ -422,8 +424,10 @@ public class SongMenu extends BasicGameState {
 			if (!search.getText().isEmpty()) {
 				search.setText("");
 				searchTimer = SEARCH_DELAY;
-			} else
+			} else {
+				SoundController.playSound(SoundController.SOUND_MENUBACK);
 				game.enterState(Opsu.STATE_MAINMENU, new FadeOutTransition(Color.black), new FadeInTransition(Color.black));
+			}
 			break;
 		case Input.KEY_F1:
 			game.enterState(Opsu.STATE_OPTIONS, new EmptyTransition(), new FadeInTransition(Color.black));
@@ -592,8 +596,10 @@ public class SongMenu extends BasicGameState {
 		if (MusicController.isConverting())
 			return;
 
+		SoundController.playSound(SoundController.SOUND_MENUHIT);
 		Display.setTitle(String.format("%s - %s", game.getTitle(), osu.toString()));
 		OsuParser.parseHitObjects(osu);
+		SoundController.setSampleSet(osu.sampleSet);
 		Game.setOsuFile(osu);
 		Game.setRestart(Game.RESTART_NEW);
 		game.enterState(Opsu.STATE_GAME, new FadeOutTransition(Color.black), new FadeInTransition(Color.black));