diff --git a/core/src/zero1hd/polyjet/audio/AudioAnalyzer.java b/core/src/zero1hd/polyjet/audio/AudioAnalyzer.java
index 50a3d44..140558f 100755
--- a/core/src/zero1hd/polyjet/audio/AudioAnalyzer.java
+++ b/core/src/zero1hd/polyjet/audio/AudioAnalyzer.java
@@ -36,7 +36,7 @@ public class AudioAnalyzer {
 	private FloatArray UMPeaks = new FloatArray();
 	private float UMMaxValue;
 	
-	private FloatArray overlappedBeats = new FloatArray();
+	private FloatArray overlappedPeaks = new FloatArray();
 	
 	float bassThresholdMultiplier;
 	float UMThresholdMultiplier;
@@ -204,9 +204,9 @@ public class AudioAnalyzer {
 				//overlapping beats
 				for (int i = 0; i < UMPeaks.size && work; i++) {
 					if (bassPeaks.get(i) != 0 && UMPeaks.get(i) != 0) {
-						overlappedBeats.add(bassPeaks.get(i)+UMPeaks.get(i)/2);
+						overlappedPeaks.add(bassPeaks.get(i)+UMPeaks.get(i)/2);
 					} else {
-						overlappedBeats.add(0);
+						overlappedPeaks.add(0);
 					}
 				}
 				
@@ -233,7 +233,7 @@ public class AudioAnalyzer {
 		UMPrunned.shrink();
 		UMPeaks.shrink();
 		
-		overlappedBeats.shrink();
+		overlappedPeaks.shrink();
 	}
 	
 	public void startAnalyticalThread(AudioData audiofile) {
@@ -306,4 +306,8 @@ public class AudioAnalyzer {
 	public int getPUID() {
 		return PUID;
 	}
+	
+	public FloatArray getOverlappedPeaks() {
+		return overlappedPeaks;
+	}
 }
diff --git a/core/src/zero1hd/polyjet/audio/GamePlayMap.java b/core/src/zero1hd/polyjet/audio/GamePlayMap.java
deleted file mode 100755
index 343d0ea..0000000
--- a/core/src/zero1hd/polyjet/audio/GamePlayMap.java
+++ /dev/null
@@ -1,21 +0,0 @@
-package zero1hd.polyjet.audio;
-
-import com.badlogic.gdx.audio.Music;
-
-public class GamePlayMap {
-	private Music playableClip;
-	private float playTime;
-	
-	public GamePlayMap(AudioData audioData) {
-		playableClip = audioData.getPlaybackMusic();
-		playTime = audioData.getDuration();
-	}
-	
-	public Music getPlayableClip() {
-		return playableClip;
-	}
-	
-	public float getPlayTime() {
-		return playTime;
-	}
-}
diff --git a/core/src/zero1hd/polyjet/audio/RhythmMapAlgorithm.java b/core/src/zero1hd/polyjet/audio/RhythmMapAlgorithm.java
deleted file mode 100755
index 8554b1e..0000000
--- a/core/src/zero1hd/polyjet/audio/RhythmMapAlgorithm.java
+++ /dev/null
@@ -1,16 +0,0 @@
-package zero1hd.polyjet.audio;
-
-import org.apache.commons.math3.random.MersenneTwister;
-
-public class RhythmMapAlgorithm implements Runnable {
-	AudioAnalyzer analyzer;
-	MersenneTwister rand;
-	public RhythmMapAlgorithm(AudioAnalyzer analyzer) {
-		this.analyzer = analyzer;
-		rand = new MersenneTwister(analyzer.getPUID());
-	}
-	
-	@Override
-	public void run() {
-	}
-}
diff --git a/core/src/zero1hd/polyjet/audio/map/EntitySpawnInfo.java b/core/src/zero1hd/polyjet/audio/map/EntitySpawnInfo.java
new file mode 100755
index 0000000..9ccbef3
--- /dev/null
+++ b/core/src/zero1hd/polyjet/audio/map/EntitySpawnInfo.java
@@ -0,0 +1,22 @@
+package zero1hd.polyjet.audio.map;
+
+import zero1hd.polyjet.entity.Entities;
+
+public class EntitySpawnInfo {
+	private Entities entityType;
+	private double[] parameters;
+	
+	public EntitySpawnInfo(Entities entityType, double... parameters) {
+		this.entityType = entityType;
+		this.parameters = parameters;
+	}
+	
+	public Entities getEntityType() {
+		return entityType;
+	}
+	
+	@Override
+	public String toString() {
+		return entityType.name() + ": " + parameters.length;
+	}
+}
diff --git a/core/src/zero1hd/polyjet/audio/map/GamePlayMap.java b/core/src/zero1hd/polyjet/audio/map/GamePlayMap.java
new file mode 100755
index 0000000..64521f6
--- /dev/null
+++ b/core/src/zero1hd/polyjet/audio/map/GamePlayMap.java
@@ -0,0 +1,100 @@
+package zero1hd.polyjet.audio.map;
+
+import com.badlogic.gdx.audio.Music;
+import com.badlogic.gdx.utils.Array;
+
+import zero1hd.polyjet.audio.AudioData;
+import zero1hd.polyjet.entity.Entities;
+
+public class GamePlayMap {
+	private Music playableClip;
+	private float playTime;
+	private Array<EntitySpawnInfo> spawnList;
+	private boolean building;
+	private int index;
+	
+	/**
+	 * GamePlayMap is what the game area will use to generate entities and judge current audio data
+	 * @param audioData audio data
+	 */
+	public GamePlayMap(AudioData audioData) {
+		playableClip = audioData.getPlaybackMusic();
+		playTime = audioData.getDuration();
+	}
+	
+	/**
+	 * returns audio data
+	 * @return
+	 */
+	public Music getPlayableClip() {
+		return playableClip;
+	}
+	
+	/**
+	 * returns the runtime time of the overall song
+	 * @return
+	 */
+	public float getPlayTime() {
+		return playTime;
+	}
+
+	/**
+	 * call this when beginning to build map
+	 */
+	public void start() {
+		building = true;
+	}
+
+	/**
+	 * call this when finishing building map
+	 */
+	public void end() {
+		building = false;
+	}
+
+	
+	/**
+	 * used to add data types for what entity to spawn at that index position
+	 * cannot be null.
+	 * @param entityType what type of entity to spawn
+	 * @param parameters the arguments for the entity. It is important to have the same amount of parameters the entity requires to spawn
+	 */
+	public void addToMap(Entities entityType, double... parameters) {
+		if (building && entityType != null && parameters != null) {
+			spawnList.add(new EntitySpawnInfo(entityType, parameters));
+		}
+	}
+	
+	/**
+	 * use this to add rest for current index position
+	 */
+	public void addRestToMap() {
+		if (building) {
+			spawnList.add(null);
+		}
+	}
+	
+	/**
+	 * Only works when not started.
+	 * retrieve next entity in list.
+	 * @return
+	 */
+	public EntitySpawnInfo nextEntity() {
+		if (!building) {
+			index++;
+			
+			EntitySpawnInfo spawnInfo = spawnList.get(index);
+			return spawnInfo;
+		} else {
+			return null;
+		}
+	}
+	
+	/**
+	 * set retrieve entity index position.
+	 * @param index
+	 */
+	public void setIndex(int index) {
+		this.index = index;
+	}
+}
diff --git a/core/src/zero1hd/polyjet/audio/map/RhythmMapAlgorithm.java b/core/src/zero1hd/polyjet/audio/map/RhythmMapAlgorithm.java
new file mode 100755
index 0000000..ec37f8f
--- /dev/null
+++ b/core/src/zero1hd/polyjet/audio/map/RhythmMapAlgorithm.java
@@ -0,0 +1,36 @@
+package zero1hd.polyjet.audio.map;
+
+import org.apache.commons.math3.random.MersenneTwister;
+
+import com.badlogic.gdx.utils.FloatArray;
+
+import zero1hd.polyjet.audio.AudioAnalyzer;
+
+public class RhythmMapAlgorithm implements Runnable {
+	private FloatArray bassPeaks;
+	private FloatArray UMPeaks;
+	private FloatArray overlappedPeaks;
+	private MersenneTwister rand;
+	public RhythmMapAlgorithm(AudioAnalyzer analyzer) {
+		bassPeaks = analyzer.getBassPeaks();
+		UMPeaks = analyzer.getUMPeaks();
+		overlappedPeaks = analyzer.getOverlappedPeaks();
+		rand = new MersenneTwister(analyzer.getPUID());
+	}
+	
+	@Override
+	public void run() {
+		for (int index = 0; index < bassPeaks.size; index++) {
+			if (overlappedPeaks.get(index) != 0) {
+				//TODO basic void spawning
+			} else if (bassPeaks.get(index) != 0) {
+				//TODO basic bar spawning
+			} else {
+				if (UMPeaks.get(index) != 0) {
+					//TODO basic pellet scatter spawn
+				}
+				//TODO rest of the basic generation
+			}
+		}
+	}
+}
diff --git a/core/src/zero1hd/polyjet/entity/enemies/VoidCircle.java b/core/src/zero1hd/polyjet/entity/enemies/VoidCircle.java
index 29fdd63..fad0c75 100755
--- a/core/src/zero1hd/polyjet/entity/enemies/VoidCircle.java
+++ b/core/src/zero1hd/polyjet/entity/enemies/VoidCircle.java
@@ -13,7 +13,6 @@ import zero1hd.polyjet.entity.Entities;
 import zero1hd.polyjet.entity.Entity;
 
 public class VoidCircle extends Actor implements Entity, Poolable {
-	private float warnTime;
 	private float timer;
 	private float endRadius;
 	private float currentRadius;
@@ -32,7 +31,6 @@ public VoidCircle(Texture voidTexture) {
 	
 	public void init(float endRadius, float x, float y, float growthRate, float warningTime) {
 		timer = warningTime;
-		warnTime = warningTime;
 		this.endRadius = endRadius;
 		setSize(2f*endRadius, 2f*endRadius);
 		center.set(getWidth()/2f, getHeight()/2f);
@@ -89,7 +87,6 @@ public VoidCircle(Texture voidTexture) {
 		endRadius = 0;
 		done = false;
 		begin = false;
-		warnTime = 0;
 		center.set(0, 0);
 		voidCircleTexture.setPosition(0, 0);
 		setSize(0, 0);
diff --git a/core/src/zero1hd/polyjet/screens/GameScreen.java b/core/src/zero1hd/polyjet/screens/GameScreen.java
index d11ca5b..e1d4606 100755
--- a/core/src/zero1hd/polyjet/screens/GameScreen.java
+++ b/core/src/zero1hd/polyjet/screens/GameScreen.java
@@ -19,7 +19,7 @@ import com.badlogic.gdx.scenes.scene2d.utils.ChangeListener;
 
 import zero1hd.polyjet.Polyjet;
 import zero1hd.polyjet.audio.AudioData;
-import zero1hd.polyjet.audio.GamePlayMap;
+import zero1hd.polyjet.audio.map.GamePlayMap;
 import zero1hd.polyjet.ui.stages.GamePlayArea;
 import zero1hd.polyjet.ui.windows.FPSWindow;
 
diff --git a/core/src/zero1hd/polyjet/ui/stages/GamePlayArea.java b/core/src/zero1hd/polyjet/ui/stages/GamePlayArea.java
index 930bb33..24dc947 100755
--- a/core/src/zero1hd/polyjet/ui/stages/GamePlayArea.java
+++ b/core/src/zero1hd/polyjet/ui/stages/GamePlayArea.java
@@ -9,7 +9,7 @@ import com.badlogic.gdx.scenes.scene2d.Stage;
 import com.badlogic.gdx.utils.viewport.FitViewport;
 
 import zero1hd.polyjet.Polyjet;
-import zero1hd.polyjet.audio.GamePlayMap;
+import zero1hd.polyjet.audio.map.GamePlayMap;
 import zero1hd.polyjet.controls.KeyMap;
 import zero1hd.polyjet.entity.CollisionDetector;
 import zero1hd.polyjet.entity.Entities;