Global max clips

reuse clips
close extraclips in ranking

src/itdelatrisu/opsu/audio/MultiClip.java

@@ -1,11 +1,11 @@
 package itdelatrisu.opsu.audio;
 
 import java.io.IOException;
+import java.util.Iterator;
 import java.util.LinkedList;
 
 import javax.sound.sampled.AudioFormat;
 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;
@@ -27,6 +27,8 @@ public class MultiClip {
 	/** Size of a single buffer */
 	final int BUFFER_SIZE = 0x1000;
 	
+	static LinkedList<MultiClip> allMultiClips = new LinkedList<MultiClip>();
+	
 	/** Constructor  */
 	public MultiClip(String name, AudioInputStream audioIn) throws IOException, LineUnavailableException {
 		this.name = name;
@@ -64,6 +66,7 @@ public class MultiClip {
 			}
 		}
 		getClip();
+		allMultiClips.add(this);
 	}
 	
 	/**
@@ -83,6 +86,9 @@ public class MultiClip {
 	public void start(float volume) throws LineUnavailableException, IOException {
 		Clip clip = getClip();
 		
+		if(clip == null)
+			return;
+		
 		// PulseAudio does not support Master Gain
 		if (clip.isControlSupported(FloatControl.Type.MASTER_GAIN)) {
 			// set volume
@@ -96,19 +102,55 @@ public class MultiClip {
 	}
 	/**
 	 * Returns a Clip that is not playing from the list
-	 * if one is not available a new one is created
+	 * if one is not available a new one is created if able
 	 * @return the Clip
 	 */
 	private Clip getClip() throws LineUnavailableException, IOException{
-		for(Clip c : clips){
+		for(Iterator<Clip> ita = clips.listIterator(); ita.hasNext(); ) {
+			Clip c = ita.next();
 			if(!c.isRunning()){
+				ita.remove();
+				clips.add(c);
 				return c;
 			}
 		}
-		Clip t = AudioSystem.getClip();
+		
+		Clip t = SoundController.newClip();
+		if(t == null){
+			if(clips.isEmpty()){
+				return null;
+			}
+			t = clips.removeFirst();
+			t.stop();
+			clips.add(t);
+		} else {
 			if (format != null)
 				t.open(format, audioData, 0, audioData.length);
 			clips.add(t);
+		}
 		return t;
 	}
+	
+	/**
+	 * Destroys all but one clip 
+	*/
+	protected void destroyAllButOne(){
+		for(Iterator<Clip> ita = clips.listIterator(); ita.hasNext(); ) {
+			Clip c = ita.next();
+			if(clips.size()>1){
+				ita.remove();
+				SoundController.destroyClip(c);
+			}
+		}
+		
+	}
+
+	/** 
+	 * Destroys all but one clip for all MultiClips 
+	 */
+	protected static void destroyExtraClips() {
+		for(MultiClip mc : MultiClip.allMultiClips){
+			mc.destroyAllButOne();
+		}
+	}
 }

src/itdelatrisu/opsu/audio/SoundController.java

@@ -27,6 +27,9 @@ import java.io.File;
 import java.io.IOException;
 import java.io.InputStream;
 import java.net.URL;
+import java.util.HashSet;
+import java.util.LinkedList;
+import java.util.ListIterator;
 
 import javax.sound.sampled.AudioFormat;
 import javax.sound.sampled.AudioInputStream;
@@ -298,4 +301,53 @@ public class SoundController {
 
 		return currentFileIndex * 100 / (SoundEffect.SIZE + (HitSound.SIZE * SampleSet.SIZE));
 	}
+	
+	
+	/** Max number of clips that can be created */
+	static int MAX_CLIP = 100;
+	
+	/** List of clips that has been created */
+	static HashSet<Clip> clipList = new HashSet<Clip>();
+	
+	/** List of clips to be closed */
+	static LinkedList<Clip> clipsToClose = new LinkedList<Clip>();
+	
+	/**
+	 *  Returns a new clip if it still below the max number of clips 
+	 */
+	protected static Clip newClip() throws LineUnavailableException{
+		if(clipList.size() < MAX_CLIP) {
+			Clip c = AudioSystem.getClip();
+			clipList.add(c);
+			return c;
+		} else {
+			System.out.println("Can't newClip");
+			
+			return null;
+		}
+	}
+	
+	/** 
+	 * Adds a clip to be closed 
+	 */
+	protected static void destroyClip(Clip c) {
+		if(clipList.remove(c)){
+			clipsToClose.add(c);
+		}
+	}
+	/**
+	 *  Destroys all extra Clips 
+	 */
+	public static void destroyExtraClips() {
+		MultiClip.destroyExtraClips();
+		new Thread(){
+			public void run(){
+				for(ListIterator<Clip> ita = clipsToClose.listIterator(); ita.hasNext(); ){
+					Clip c = ita.next();
+					c.close();
+					ita.remove();
+				}
+			}
+		}.start();
+	}
 }

src/itdelatrisu/opsu/states/GameRanking.java

@@ -185,6 +185,7 @@ public class GameRanking extends BasicGameState {
 			retryButton.resetHover();
 			exitButton.resetHover();
 		}
+		SoundController.destroyExtraClips();
 	}
 
 	@Override