Begin adding support for rendering different shaped bricks

core/src/com/me/brickbuster/BrickBuster.java

@@ -6,6 +6,7 @@ import com.badlogic.gdx.graphics.GL20;
 import com.badlogic.gdx.graphics.OrthographicCamera;
 import com.badlogic.gdx.graphics.Texture;
 import com.badlogic.gdx.graphics.g2d.BitmapFont;
+import com.badlogic.gdx.graphics.g2d.PolygonSpriteBatch;
 import com.badlogic.gdx.graphics.g2d.SpriteBatch;
 import com.badlogic.gdx.graphics.glutils.ShapeRenderer;
 import com.badlogic.gdx.utils.viewport.FitViewport;
@@ -25,6 +26,7 @@ public class BrickBuster extends Game {
 	public BitmapFont font;
 	public SpriteBatch sb;
 	public ShapeRenderer sr;
+	public PolygonSpriteBatch pb;
 
 	@Override
 	public void create () {
@@ -38,6 +40,7 @@ public class BrickBuster extends Game {
 
 		sb = new SpriteBatch();
 		sr = new ShapeRenderer();
+		pb = new PolygonSpriteBatch();
 
 		setScreen(new MenuState(this));
 	}
@@ -56,6 +59,7 @@ public class BrickBuster extends Game {
 
 		sb.setProjectionMatrix(cam.combined);
 		sr.setProjectionMatrix(cam.combined);
+		pb.setProjectionMatrix(cam.combined);
 
 		super.resize(width, height);
 	}

core/src/com/me/brickbuster/entity/Brick.java

@@ -1,14 +1,19 @@
 package com.me.brickbuster.entity;
 
 import com.badlogic.gdx.graphics.Color;
+import com.badlogic.gdx.graphics.Pixmap;
+import com.badlogic.gdx.graphics.Texture;
+import com.badlogic.gdx.graphics.g2d.PolygonRegion;
+import com.badlogic.gdx.graphics.g2d.PolygonSpriteBatch;
+import com.badlogic.gdx.graphics.g2d.TextureRegion;
 import com.badlogic.gdx.graphics.glutils.ShapeRenderer;
-import com.badlogic.gdx.graphics.glutils.ShapeRenderer.ShapeType;
-import com.badlogic.gdx.math.MathUtils;
+import com.badlogic.gdx.math.EarClippingTriangulator;
 import com.badlogic.gdx.math.Vector2;
 import com.badlogic.gdx.physics.box2d.Body;
 import com.badlogic.gdx.physics.box2d.BodyDef;
 import com.badlogic.gdx.physics.box2d.FixtureDef;
 import com.badlogic.gdx.physics.box2d.PolygonShape;
+import com.badlogic.gdx.utils.ShortArray;
 import com.me.brickbuster.entity.powerup.PowerUpType;
 import com.me.brickbuster.physics.CollisionListener;
 import com.me.brickbuster.physics.EntityType;
@@ -21,38 +26,66 @@ public class Brick extends Entity implements PhysicsBody, CollisionListener {
 	public static final float BRICK_WIDTH = 5f;
 	public static final float BRICK_HEIGHT = 2.5f;
 
+	private static final EarClippingTriangulator ECT = new EarClippingTriangulator();
+
+	private BrickType type;
+	private BrickShape shape;
 	private PowerUpType powerUpType;
+
 	private Color color;
+	private Pixmap pm;
+	private Texture solid;
+	private TextureRegion region;
 
 	private Body body;
 	private boolean hitByBall = false;
 
+	private final Vector2 tmp = new Vector2();
+
 	public Brick(PlayState state, PowerUpType powerUpType, float x, float y) {
 		this(state, powerUpType, true, x, y);
 	}
 
-	public Brick(PlayState state, PowerUpType powerUpType, boolean hidePowerup, float x, float y) {
-		this(state, powerUpType, DEFAULT_COLOR, hidePowerup, x, y);
+	public Brick(PlayState state, BrickShape shape, PowerUpType powerUpType, float x, float y) {
+		this(state, BrickType.STANDARD_10, shape, powerUpType, DEFAULT_COLOR, true,     x, y);
 	}
 
-	public Brick(PlayState state, PowerUpType powerUpType, Color color, boolean hidePowerUp, float x, float y) {
+	public Brick(PlayState state, PowerUpType powerUpType, boolean hidePowerup, float x, float y) {
+		this(state, BrickType.STANDARD_10, BrickShape.RECTANGLE, powerUpType, DEFAULT_COLOR, hidePowerup, x, y);
+	}
+
+	public Brick(PlayState state, BrickType type, BrickShape shape, PowerUpType powerUpType, Color color, boolean hidePowerUp, float x, float y) {
 		super(state, x, y);
+		this.type = type;
+		this.shape = shape;
 		this.powerUpType = powerUpType;
 		this.color = powerUpType != null && !hidePowerUp? powerUpType.getColor() : color;
+		this.pm = new Pixmap(1,1, Pixmap.Format.RGBA8888);
+		pm.setColor(color);
+		pm.fill();
+		this.solid = new Texture(pm);
+		this.region = new TextureRegion(solid);
 		createBody();
 	}
 
 	@Override
 	public void render(ShapeRenderer sr) {
-		sr.begin(ShapeType.Filled);
-		sr.setColor(color);
-		sr.rect((pos.x - BRICK_WIDTH/2) * PlayState.PIXEL_PER_METER,
-				(pos.y - BRICK_HEIGHT/2) * PlayState.PIXEL_PER_METER,
-				BRICK_WIDTH/2 * PlayState.PIXEL_PER_METER, BRICK_HEIGHT/2 * PlayState.PIXEL_PER_METER,
-				BRICK_WIDTH * PlayState.PIXEL_PER_METER, BRICK_HEIGHT * PlayState.PIXEL_PER_METER,
-				1f, 1f,
-				body.getAngle() * MathUtils.radiansToDegrees);
-		sr.end();
+		PolygonShape shape = (PolygonShape) body.getFixtureList().get(0).getShape();
+		float[] vertices = new float[shape.getVertexCount()*2];
+		for (int i = 0; i < vertices.length/2; i++) {
+			shape.getVertex(i, tmp);
+			Vector2 vertex = body.getWorldPoint(tmp);
+			vertices[i*2] = vertex.x * PlayState.PIXEL_PER_METER;
+			vertices[i*2 + 1] = vertex.y * PlayState.PIXEL_PER_METER;
+		}
+		ShortArray triangleIndices = ECT.computeTriangles(vertices);
+
+		PolygonRegion polyRegion = new PolygonRegion(region, vertices, triangleIndices.toArray());
+
+		PolygonSpriteBatch pb = state.getGame().pb;
+		pb.begin();
+		pb.draw(polyRegion, 0, 0);
+		pb.end();
 	}
 
 	@Override
@@ -75,15 +108,28 @@ public class Brick extends Entity implements PhysicsBody, CollisionListener {
 		brickBody.position.set(pos.cpy());
 
 		PolygonShape brickShape = new PolygonShape();
-		brickShape.setAsBox(BRICK_WIDTH/2, BRICK_HEIGHT/2,
-				Vector2.Zero, 0);
+
+		switch (shape) {
+			case DIAMOND:
+				brickShape.set(new float[] {
+						-BRICK_WIDTH/2, 0,  // Left
+						0, BRICK_HEIGHT/2,  // UP
+						BRICK_WIDTH/2, 0,   // Right
+						0, -BRICK_HEIGHT/2  // Down
+				});
+				break;
+			default:
+				brickShape.setAsBox(BRICK_WIDTH/2, BRICK_HEIGHT/2, Vector2.Zero, 0f);
+		}
+
 
 		FixtureDef brickFixture = new FixtureDef();
 		brickFixture.shape = brickShape;
 		brickFixture.friction = 0f;
+		brickFixture.density = 0.5f;
 
 		brickFixture.filter.categoryBits = EntityType.BRICK;
-		brickFixture.filter.maskBits = EntityType.BALL;
+		brickFixture.filter.maskBits = EntityType.BALL | EntityType.BRICK | EntityType.BOUNDARY;
 
 		body = state.world.createBody(brickBody);
 		body.createFixture(brickFixture);

core/src/com/me/brickbuster/entity/BrickShape.java

@@ -0,0 +1,23 @@
+package com.me.brickbuster.entity;
+
+public enum BrickShape {
+
+	RECTANGLE,
+	DIAMOND,
+	DOWN_RIGHT_TRIANGLE,
+	UP_RIGHT_TRIANGLE,
+	UP_LEFT_TRIANGLE,
+	DOWN_LEFT_TRIANGLE,
+	HALF_LOWER,
+	HALF_UPPER,
+	HALF_LEFT,
+	HALF_RIGHT,
+	THIRD_LEFT,
+	THIRD_HMIDDLE,
+	THIRD_RIGHT,
+	THIRD_UPPER,
+	THIRD_VMIDDLE,
+	THIRD_LOWER,
+	;
+
+}

core/src/com/me/brickbuster/entity/BrickType.java

@@ -0,0 +1,19 @@
+package com.me.brickbuster.entity;
+
+public enum BrickType {
+
+	STANDARD_10,
+	STANDARD_20,
+	STANDARD_30,
+	STANDARD_40,
+	STANDARD_50,
+	STANDARD_60,
+	STANDARD_70,
+	STANDARD_80,
+	EXPLOSIVE,
+	HARD,
+	HARDER,
+	UNBREAKABLE
+	;
+
+}

core/src/com/me/brickbuster/state/State.java

@@ -26,6 +26,10 @@ public abstract class State extends ScreenAdapter {
 		this.disposed = true;
 	}
 
+	public BrickBuster getGame() {
+		return game;
+	}
+
 	public abstract void setup();
 
 	public abstract void render();