successfully added debug spawning system and finished void circle enemy

android/assets/uiskin.atlas

@@ -154,6 +154,13 @@ default-slider-knob
   orig: 9, 18
   offset: 0, 0
   index: -1
+vertical-slider-knob
+  rotate: false
+  xy: 27, 1
+  size: 13, 5
+  orig: 13, 5
+  offset: 0, 0
+  index: -1
 default-splitpane
   rotate: false
   xy: 17, 1

core/src/zero1hd/polyjet/Polyjet.java

@@ -194,6 +194,10 @@ public class Polyjet extends Game {
 		SliderStyle defaultSlider = new SliderStyle(getDefaultSkin().getDrawable("default-slider"), getDefaultSkin().getDrawable("default-slider-knob"));
 		getDefaultSkin().add("default-horizontal", defaultSlider);
 		
+		SliderStyle vertSlider = new SliderStyle(defaultSlider);
+		vertSlider.knob = getDefaultSkin().getDrawable("vertical-slider-knob");
+		getDefaultSkin().add("default-vertical", vertSlider);
+		
 		ButtonStyle infoButton = new ButtonStyle();
 		infoButton.up = getDefaultSkin().getDrawable("holo-pane");
 		infoButton.down = getDefaultSkin().getDrawable("holo-pane-down");
@@ -207,6 +211,10 @@ public class Polyjet extends Game {
 		TextFieldStyle defaultTextField = new TextFieldStyle(getDefaultSkin().getFont("sub-font"), getDefaultSkin().getColor("default"), getDefaultSkin().getDrawable("cursor"), getDefaultSkin().getDrawable("selection"), getDefaultSkin().getDrawable("textfield"));
 		getDefaultSkin().add("default", defaultTextField);
 		
+		TextFieldStyle uiTextField = new TextFieldStyle(defaultTextField);
+		uiTextField.font = getDefaultSkin().getFont("window-font");
+		getDefaultSkin().add("ui", uiTextField);
+		
 		WindowStyle defaultWindow = new WindowStyle(getDefaultSkin().getFont("window-font"), getDefaultSkin().getColor("default"), getDefaultSkin().getDrawable("default-window"));
 		getDefaultSkin().add("default", defaultWindow);
 		
@@ -215,7 +223,7 @@ public class Polyjet extends Game {
 		tintedWindow.background = getDefaultSkin().getDrawable("tinted-window");
 		getDefaultSkin().add("tinted", tintedWindow);
 		
-		ListStyle defaultList = new ListStyle(getDefaultSkin().getFont("sub-font"), getDefaultSkin().getColor("inverse"), getDefaultSkin().getColor("default"), getDefaultSkin().getDrawable("selection"));
+		ListStyle defaultList = new ListStyle(getDefaultSkin().getFont("window-font"), getDefaultSkin().getColor("inverse"), getDefaultSkin().getColor("default"), getDefaultSkin().getDrawable("selection"));
 		getDefaultSkin().add("default", defaultList);
 		
 		ScrollPaneStyle defaultScrollPane = new ScrollPaneStyle();

core/src/zero1hd/polyjet/entity/CollisionDetector.java

@@ -7,25 +7,24 @@ public class CollisionDetector {
 	Array<Entity> firstGroup;
 	Array<Entity> secondGroup;
 	
-	private boolean debug = true;
-	
 	public CollisionDetector(Array<Entity> firstGroup, Array<Entity> secondGroup) {
 		this.firstGroup = firstGroup;
 		this.secondGroup = secondGroup;
 	}
 	
 	public void collisionCheck() {
-		if (debug) {
+		if ((firstGroup.size != 0) && (secondGroup.size != 0)) {
-			Gdx.app.debug("collision check", "First group size: " + firstGroup.size);
+			for (int f = 0; f < firstGroup.size; f++) {
-			Gdx.app.debug("collision check", "Second group size: " + secondGroup.size);			
+				Entity fe = firstGroup.get(f);
-		}
+				for (int s = 0; s < secondGroup.size; s++) {
+					Entity se = secondGroup.get(s);
 					
+					if (fe.getHitZone().overlaps(se.getHitZone())) {
+						Gdx.app.debug("Collision Detector", "Collision between entities: " + fe.getEntityType() + " and " + se.getEntityType());
 						
-		for (int firstEID = 0; firstEID < firstGroup.size; firstEID++) {
+						fe.collided(se);
-			for (int secondEID = 0; secondEID < secondGroup.size; secondEID++) {
+						se.collided(fe);
-				if (firstGroup.get(firstEID).getHitZone().overlaps(secondGroup.get(secondEID).getHitZone())) {
+					}
-					firstGroup.get(firstEID).collided(secondGroup.get(secondEID));
-					secondGroup.get(secondEID).collided(firstGroup.get(firstEID));
 				}
 			}
 		}

core/src/zero1hd/polyjet/entity/EntityController.java

@@ -14,21 +14,23 @@ public class EntityController {
 	AssetManager assets;
 	ShapeRenderer shapes;
 	
-	public final Array<Entity> ACTIVE_ALLIES;
+	public Array<Entity> activeAllies;
-	public final Array<Entity> ACTIVE_ENEMIES;
+	public Array<Entity> activeEnemies;
 	//Enemy pool declaration;
-	private final Pool<VoidCircle> VOID_CIRCLE_POOL;
+	private Pool<VoidCircle> voidCirclePool;
 	
 	//Ally pool declaration;
-	private final Pool<Laser> LASER_POOL;
+	private Pool<Laser> laserPool;
-	public EntityController(ShapeRenderer shapeRenderer, AssetManager assetManager) {
+	public EntityController(AssetManager assetManager, ShapeRenderer shapeRenderer) {
-		ACTIVE_ALLIES = new Array<Entity>();
+		activeAllies = new Array<Entity>();
-		ACTIVE_ENEMIES = new Array<Entity>();
+		activeEnemies = new Array<Entity>();
 		this.assets = assetManager;
+		
 		this.shapes = shapeRenderer;
+		shapes.setAutoShapeType(true);
 		
 		//Enemy pool initialization;
-		VOID_CIRCLE_POOL = new Pool<VoidCircle>() {
+		voidCirclePool = new Pool<VoidCircle>() {
 			@Override
 			protected VoidCircle newObject() {
 				return new VoidCircle(shapes);
@@ -36,7 +38,7 @@ public class EntityController {
 		};
 		
 		//Ally pool initialization;
-		LASER_POOL = new Pool<Laser>() {
+		laserPool = new Pool<Laser>() {
 			@Override
 			protected Laser newObject() {
 				return new Laser(assets.get("laser.png", Texture.class));
@@ -46,19 +48,18 @@ public class EntityController {
 	}
 	
 	public Entity retrieveEntity(Entities entity) {
-		Gdx.app.debug("EntityController", "spawning entity " + entity.name());
 		switch (entity) {
 		case VOID_CIRCLE:
-			VoidCircle voidCircle = VOID_CIRCLE_POOL.obtain();
+			VoidCircle voidCircle = voidCirclePool.obtain();
-			ACTIVE_ENEMIES.add(voidCircle);
+			activeEnemies.add(voidCircle);
 			return voidCircle;
 		case BAR_BEAT:
 			return null;
 		case SHARDS:
 			return null;
 		case LASER:
-			Laser laser = LASER_POOL.obtain();
+			Laser laser = laserPool.obtain();
-			ACTIVE_ALLIES.add(laser);
+			activeAllies.add(laser);
 			return laser;
 		default:
 			return null;
@@ -74,14 +75,14 @@ public class EntityController {
 		case VOID_CIRCLE:
 			VoidCircle voidCircle = (VoidCircle) entity;
 			voidCircle.remove();
-			ACTIVE_ENEMIES.removeValue(entity, true);
+			activeEnemies.removeValue(entity, true);
-			VOID_CIRCLE_POOL.free(voidCircle);
+			voidCirclePool.free(voidCircle);
 			break;
 		case LASER:
 			Laser laser = (Laser) entity;
 			laser.remove();
-			ACTIVE_ALLIES.removeValue(entity, true);
+			activeAllies.removeValue(entity, true);
-			LASER_POOL.free(laser);
+			laserPool.free(laser);
 			break;
 		default:
 			break;

core/src/zero1hd/polyjet/entity/ally/Laser.java

@@ -1,5 +1,6 @@
 package zero1hd.polyjet.entity.ally;
 
+import com.badlogic.gdx.Gdx;
 import com.badlogic.gdx.graphics.Texture;
 import com.badlogic.gdx.graphics.g2d.Batch;
 import com.badlogic.gdx.math.Rectangle;
@@ -18,13 +19,15 @@ public class Laser extends Actor implements Entity, Poolable {
 	
 	public Laser(Texture laserTexture) {
 		this.laserTexture = laserTexture;
+		setSize(0.25f, 1f);
 	}
 	
 	public void init(float x, float y, float rate) {
+		Gdx.app.debug("Laser", "Pos: " + x + "," + y);
+		
 		setX(x);
 		setY(y);
 		this.rate = rate;
-		setSize(0.25f, 1f);
 		hitBox = new Rectangle();
 		hitBox.setSize(getWidth(), getHeight());
 	}
@@ -51,7 +54,6 @@ public class Laser extends Actor implements Entity, Poolable {
 	public void reset() {
 		setX(0);
 		setY(0);
-		setSize(0, 0);
 		rate = 0;
 		hitBox.set(0, 0, 0, 0);
 		dead = false;

core/src/zero1hd/polyjet/entity/enemies/VoidCircle.java

@@ -6,6 +6,7 @@ import com.badlogic.gdx.graphics.g2d.Batch;
 import com.badlogic.gdx.graphics.glutils.ShapeRenderer;
 import com.badlogic.gdx.graphics.glutils.ShapeRenderer.ShapeType;
 import com.badlogic.gdx.math.Rectangle;
+import com.badlogic.gdx.math.Vector2;
 import com.badlogic.gdx.scenes.scene2d.Actor;
 import com.badlogic.gdx.utils.Pool.Poolable;
 
@@ -13,6 +14,7 @@ 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;
@@ -21,24 +23,29 @@ public class VoidCircle extends Actor implements Entity, Poolable {
 	private float growthRate;
 	private boolean done;
 	private boolean begin;
+	private Vector2 center;
 public VoidCircle(ShapeRenderer shapeRenderer) {
 		hitBox = new Rectangle();
 		this.shapeRenderer = shapeRenderer;
+		center = new Vector2();
 	}
 	
 	public void init(float endRadius, float x, float y, float growthRate, float warningTime) {
-		Gdx.app.debug("Void Circle", "Initiated.");
 		timer = warningTime;
+		warnTime = warningTime;
 		this.endRadius = endRadius;
-		setSize(2*endRadius, 2*endRadius);
+		setSize(2f*endRadius, 2f*endRadius);
-		setX(x);
+		setX(x - getWidth()/2f);
-		setY(y);
+		setY(y - getWidth()/2f);
 		this.growthRate = growthRate;
 	}
 	
 	@Override
 	public void act(float delta) {
-		hitBox.setPosition(getX(), getY());
+		center.x = getX()+getWidth()/2f;
+		center.y = getY()+getHeight()/2f;
+		hitBox.setCenter(center.x, center.y);
+		
 		if (timer > 0) {
 			timer -= delta;
 		} else {
@@ -57,6 +64,7 @@ public VoidCircle(ShapeRenderer shapeRenderer) {
 		super.act(delta);
 	}
 	
+	
 	@Override
 	public void draw(Batch batch, float parentAlpha) {
 		batch.end();
@@ -64,11 +72,12 @@ public VoidCircle(ShapeRenderer shapeRenderer) {
 		if (begin) {
 			shapeRenderer.set(ShapeType.Filled);
 			shapeRenderer.setColor(Color.BLACK);
-			shapeRenderer.circle(getX(), getY(), currentRadius);
+			shapeRenderer.circle(center.x, center.y, currentRadius, 48);
+		} else {
+			shapeRenderer.set(ShapeType.Line);
+			shapeRenderer.setColor(1 - timer/warnTime, 1 - timer/warnTime, 1 - timer/warnTime, 1f);
+			shapeRenderer.circle(center.x, center.y, endRadius, 48);
 		}
-		shapeRenderer.set(ShapeType.Line);
-		shapeRenderer.setColor(Color.RED);
-		shapeRenderer.circle(getX(), getY(), endRadius);
 		shapeRenderer.end();
 		batch.begin();
 		
@@ -85,18 +94,15 @@ public VoidCircle(ShapeRenderer shapeRenderer) {
 		endRadius = 0;
 		done = false;
 		begin = false;
+		warnTime = 0;
+		center.set(0, 0);
+		setSize(0, 0);
 	}
 	
-	public void setCurrentRadius(float currentRadius) {
+	public void growCurrentRadius(float radius) {
-		this.currentRadius = currentRadius;
+		currentRadius += radius;
-		hitBox.setSize(2*(currentRadius*currentRadius));
+		float length = (float) Math.sqrt(2*(currentRadius*currentRadius));
-		hitBox.setCenter(getX(), getY());
+		hitBox.setSize(length, length);
-	}
-	
-	public void growCurrentRadius(float currentRadius) {
-		this.currentRadius += currentRadius;
-		hitBox.setSize(2*(currentRadius*currentRadius));
-		hitBox.setCenter(getX(), getY());
 	}
 	
 	@Override

core/src/zero1hd/polyjet/screens/CreativeDebugScreen.java

@@ -4,7 +4,6 @@ import com.badlogic.gdx.Gdx;
 import com.badlogic.gdx.InputMultiplexer;
 import com.badlogic.gdx.ScreenAdapter;
 import com.badlogic.gdx.graphics.GL20;
-import com.badlogic.gdx.graphics.glutils.ShapeRenderer;
 
 import zero1hd.polyjet.Polyjet;
 import zero1hd.polyjet.ui.stages.CreativeStage;
@@ -15,15 +14,10 @@ public class CreativeDebugScreen extends ScreenAdapter {
 	GamePlayArea gamePlayArea;
 	InputMultiplexer inputs;
 	
-	ShapeRenderer shapes;
-	
 	public CreativeDebugScreen(Polyjet core, MainMenu mainMenu) {
-		gamePlayArea = new GamePlayArea(core.getAssetManager(), shapes);
+		gamePlayArea = new GamePlayArea(core.getAssetManager());
 		creative = new CreativeStage(core, mainMenu, gamePlayArea);
 		
-		shapes = new ShapeRenderer();
-		shapes.setAutoShapeType(true);
-		
 		inputs = new InputMultiplexer(creative, gamePlayArea);
 	}
 	
@@ -37,6 +31,7 @@ public class CreativeDebugScreen extends ScreenAdapter {
 	public void render(float delta) {
 		Gdx.gl.glClearColor(1f, 1f, 1f, 1f);
         Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT | GL20.GL_DEPTH_BUFFER_BIT);
+		Gdx.gl.glLineWidth(1f);
 
 		gamePlayArea.getViewport().apply();
 		gamePlayArea.act();
@@ -55,7 +50,6 @@ public class CreativeDebugScreen extends ScreenAdapter {
 	
 	@Override
 	public void dispose() {
-		shapes.dispose();
 		super.dispose();
 	}
 }

core/src/zero1hd/polyjet/screens/GameScreen.java

@@ -7,7 +7,6 @@ import com.badlogic.gdx.InputProcessor;
 import com.badlogic.gdx.ScreenAdapter;
 import com.badlogic.gdx.graphics.Color;
 import com.badlogic.gdx.graphics.GL20;
-import com.badlogic.gdx.graphics.glutils.ShapeRenderer;
 import com.badlogic.gdx.scenes.scene2d.Actor;
 import com.badlogic.gdx.scenes.scene2d.Stage;
 import com.badlogic.gdx.scenes.scene2d.ui.Image;
@@ -38,11 +37,8 @@ public class GameScreen extends ScreenAdapter implements InputProcessor {
 
 	private AudioData music;
 
-	private ShapeRenderer shapeRenderer;
-	
 	public GameScreen(Polyjet polyJet) {
 		core = polyJet;
-		shapeRenderer = new ShapeRenderer();
 		
 		// Overlay stuff
 		overlay = new Stage();
@@ -101,7 +97,7 @@ public class GameScreen extends ScreenAdapter implements InputProcessor {
 				(Gdx.graphics.getHeight() - pauseMenu.getHeight()) / 2);
 
 		// Continue to add things to input multiplexer
-		gameArea = new GamePlayArea(polyJet.getAssetManager(), shapeRenderer);
+		gameArea = new GamePlayArea(polyJet.getAssetManager());
 
 		inputs = new InputMultiplexer();
 		inputs.addProcessor(this);
@@ -123,6 +119,7 @@ public class GameScreen extends ScreenAdapter implements InputProcessor {
 	public void render(float delta) {
 		Gdx.gl.glClearColor(1f, 1f, 1f, 1f);
 		Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT | GL20.GL_DEPTH_BUFFER_BIT);
+		Gdx.gl.glLineWidth(1f);
 		gameArea.getViewport().apply();
 		
 		gameArea.draw();

core/src/zero1hd/polyjet/ui/stages/CreativeStage.java

@@ -56,7 +56,6 @@ public class CreativeStage extends Stage implements MiniListener {
 			@Override
 			public void changed(ChangeEvent event, Actor actor) {
 				dispose();
-				musicSelector.getSelectedMusic().reset();
 				core.setScreen(mainMenu);
 			}
 		});
@@ -200,7 +199,9 @@ public class CreativeStage extends Stage implements MiniListener {
 	
 	@Override
 	public void dispose() {
-		musicSelector.getSelectedMusic().dispose();
+		if (musicSelector.getSelectedMusic() != null) {
+			musicSelector.getSelectedMusic().dispose();
+		}
 		super.dispose();
 	}
 

core/src/zero1hd/polyjet/ui/stages/GamePlayArea.java

@@ -10,7 +10,6 @@ import zero1hd.polyjet.Polyjet;
 import zero1hd.polyjet.controls.KeyMap;
 import zero1hd.polyjet.entity.CollisionDetector;
 import zero1hd.polyjet.entity.Entities;
-import zero1hd.polyjet.entity.Entity;
 import zero1hd.polyjet.entity.EntityController;
 import zero1hd.polyjet.entity.ally.Laser;
 import zero1hd.polyjet.entity.ally.PolyJetEntity;
@@ -19,6 +18,8 @@ import zero1hd.polyjet.entity.ally.PolyJetEntity;
 public class GamePlayArea extends Stage {
 	public PolyJetEntity polyjet;
 	
+	public ShapeRenderer shapes;
+	
 	public EntityController entityController;
 	private CollisionDetector collisionDetector;
 	
@@ -27,13 +28,15 @@ public class GamePlayArea extends Stage {
 	private int score;
 	
 	Texture basicLaserTexture;
-	public GamePlayArea(AssetManager assetManager, ShapeRenderer shapeRenderer) {
+	public GamePlayArea(AssetManager assetManager) {
 		super(new FitViewport(Polyjet.GAME_AREA_WIDTH, Polyjet.GAME_AREA_HEIGHT));
 		
 		polyjet = new PolyJetEntity(assetManager, 48f, "standard");
 		
-		entityController = new EntityController(shapeRenderer, assetManager);
+		shapes = new ShapeRenderer();
-		collisionDetector = new CollisionDetector(entityController.ACTIVE_ALLIES, entityController.ACTIVE_ENEMIES);
+		shapes.setProjectionMatrix(getCamera().combined);
+		entityController = new EntityController(assetManager, shapes);
+		collisionDetector = new CollisionDetector(entityController.activeAllies, entityController.activeEnemies);
 		addActor(polyjet);
 	}
 	
@@ -41,17 +44,15 @@ public class GamePlayArea extends Stage {
 	public void act(float delta) {
 		collisionDetector.collisionCheck();
 		
-		while (entityController.ACTIVE_ALLIES.iterator().hasNext()) {
+		for (int i = 0; i < entityController.activeAllies.size; i ++) {
-			Entity entity = entityController.ACTIVE_ALLIES.iterator().next();
+			if (entityController.activeAllies.get(i).isDead()) {
-			if (entity.isDead()) {
+				entityController.free(entityController.activeAllies.get(i));
-				entityController.free(entity);
 			}
 		}
 		
-		while (entityController.ACTIVE_ENEMIES.iterator().hasNext()) {
+		for (int i = 0; i < entityController.activeEnemies.size; i++) {
-			Entity entity = entityController.ACTIVE_ENEMIES.iterator().next();
+			if (entityController.activeEnemies.get(i).isDead()) {
-			if (entity.isDead()) {
+				entityController.free(entityController.activeEnemies.get(i));
-				entityController.free(entity);
 			}
 		}
 		
@@ -120,7 +121,7 @@ public class GamePlayArea extends Stage {
 		}
 		if (keycode == KeyMap.shoot) {
 			Laser laser	= (Laser) entityController.retrieveEntity(Entities.LASER);
-			laser.init(polyjet.getX() + (polyjet.getWidth()-laser.getWidth())/2, polyjet.getY() + polyjet.getHeight()+0.25f, 30f);
+			laser.init(polyjet.getX() + (polyjet.getWidth()-laser.getWidth())/2f, polyjet.getY() + polyjet.getHeight()+0.25f, 30f);
 			addActor(laser);
 		}
 		return false;

core/src/zero1hd/polyjet/ui/windows/MusicController.java

@@ -80,7 +80,7 @@ public class MusicController extends Window {
 		
 		add(fastForward);
 		
-		info = new TextField(null, skin) {
+		info = new TextField(null, skin, "ui") {
 			@Override
 			public void act(float delta) {
 				if (audiofile != null && audiofile.getPlaybackMusic().isPlaying()) {

core/src/zero1hd/polyjet/ui/windows/MusicSelector.java

@@ -87,6 +87,10 @@ public class MusicSelector extends Window {
 	}
 	
 	public AudioData getSelectedMusic() {
-		return Audio.getAudioData(selectedMusic);
+		if (selectedMusic != null) {
+			return Audio.getAudioData(selectedMusic);
+		} else {
+			return null;
+		}
 	}
 }

core/src/zero1hd/polyjet/ui/windows/SpawnerWindow.java

@@ -1,9 +1,13 @@
 package zero1hd.polyjet.ui.windows;
 
 import com.badlogic.gdx.Gdx;
+import com.badlogic.gdx.Input.Keys;
+import com.badlogic.gdx.math.Vector2;
 import com.badlogic.gdx.scenes.scene2d.Stage;
+import com.badlogic.gdx.scenes.scene2d.ui.List;
+import com.badlogic.gdx.scenes.scene2d.ui.ScrollPane;
 import com.badlogic.gdx.scenes.scene2d.ui.Skin;
-import com.badlogic.gdx.scenes.scene2d.ui.TextField;
+import com.badlogic.gdx.scenes.scene2d.ui.Slider;
 import com.badlogic.gdx.scenes.scene2d.ui.Window;
 
 import zero1hd.polyjet.entity.Entities;
@@ -13,52 +17,67 @@ import zero1hd.polyjet.entity.ally.Laser;
 import zero1hd.polyjet.entity.enemies.VoidCircle;
 
 public class SpawnerWindow extends Window {
-	private TextField spawnName;
-	private TextField modifier;
 	private EntityController ec;
 	private Stage stage;
 	
+	private List<Entities> listOfEntities;
+	private ScrollPane scroller;
+	
+	private Slider mod1;
+	private Slider mod2;
+	private Slider mod3;
 	public SpawnerWindow(String title, Skin skin, EntityController ec, Stage stageForEntities) {
 		super(title, skin);
-		spawnName = new TextField("", skin);
-		modifier = new TextField("0;0;0", skin);
-		
-		add(spawnName, modifier);
 		this.ec = ec;
 		stage = stageForEntities;
-		setWidth(spawnName.getWidth()+modifier.getWidth()+30f);
+		
-		setHeight(spawnName.getHeight()+35f);
+		mod1 = new Slider(0.1f, 50f, 0.01f, true, skin);
+		mod2 = new Slider(0.1f, 15f, 0.01f, true, skin);
+		mod3 = new Slider(0.1f, 15f, 0.01f, true, skin);
+		
+		listOfEntities = new List<>(skin);
+		listOfEntities.setItems(Entities.values());
+		
+		scroller = new ScrollPane(listOfEntities);
+		add(scroller).expandY().fillY().spaceRight(15f);
+		add(mod1, mod2, mod3);
+		
+		setSize(300f, 375f);
 	}
 	
 	
 	@Override
 	public boolean remove() {
-		spawnName.setText("");
 		return super.remove();
 	}
 	
+	private Vector2 coords = new Vector2();
 	@Override
 	public void act(float delta) {
-		if (Gdx.input.isTouched() && !spawnName.getText().isEmpty()) {
+		if (Gdx.input.justTouched() && Gdx.input.isKeyPressed(Keys.SHIFT_LEFT)) {
-			Entity entity = ec.retrieveEntity(Entities.valueOf(spawnName.getText()));
+			coords.set(Gdx.input.getX(), Gdx.input.getY());
-			switch(entity.getEntityType()) {
+			stage.screenToStageCoordinates(coords);
-			case BAR_BEAT:
-				break;
-			case LASER:
-				Laser laser = (Laser) entity;
-				laser.init(Gdx.input.getX(), Gdx.input.getY(), Float.valueOf(modifier.getText().split(";")[0]));
-				stage.addActor(laser);
-				break;
-			case SHARDS:
-				break;
-			case VOID_CIRCLE:
-				VoidCircle voidCircle = (VoidCircle) entity;
-				voidCircle.init(Float.valueOf(modifier.getText().split(";")[0]), Gdx.input.getX(), Gdx.input.getY(), Float.valueOf(modifier.getText().split(";")[1]), Float.valueOf(modifier.getText().split(";")[2]));
-				stage.addActor(voidCircle);
-				break;
-			default:
-				break;
 			
+			Entity entity;
+			if ((entity = ec.retrieveEntity(listOfEntities.getSelected())) != null) {
+				switch(entity.getEntityType()) {
+				case BAR_BEAT:
+					break;
+				case LASER:
+					Laser laser = (Laser) entity;
+					laser.init(coords.x, coords.y, mod1.getValue());
+					stage.addActor(laser);
+					break;
+				case SHARDS:
+					break;
+				case VOID_CIRCLE:
+					VoidCircle voidCircle = (VoidCircle) entity;
+					voidCircle.init(mod3.getValue(), coords.x, coords.y, mod1.getValue(), mod2.getValue());
+					stage.addActor(voidCircle);
+					break;
+				default:
+					break;
+				}
 			}
 		}
 		super.act(delta);