private Entity buildPuffin(World world) {
Entity e = engine.createEntity();
e.add(new PuffinComponent());
AnimationComponent a = new AnimationComponent();
a.animations.put(
"DEFAULT", new Animation(1f / 16f, Assets.getPuffinArray(), Animation.PlayMode.LOOP));
a.animations.put(
"RUNNING", new Animation(1f / 16f, Assets.getPuffinRunArray(), Animation.PlayMode.LOOP));
e.add(a);
StateComponent state = new StateComponent();
state.set("DEFAULT");
e.add(state);
TextureComponent tc = new TextureComponent();
e.add(tc);
TransformComponent tfc = new TransformComponent();
tfc.position.set(10f, 10f, 1f);
tfc.rotation = 15f;
tfc.scale.set(0.25f, 0.25f);
e.add(tfc);
BodyComponent bc = new BodyComponent();
BodyDef bodyDef = new BodyDef();
// We set our body to dynamic, for something like ground which doesn't move we would set it to
// StaticBody
bodyDef.type = BodyDef.BodyType.DynamicBody;
// Set our body's starting position in the world
bodyDef.position.set(10f, 23f);
// Create our body in the world using our body definition
bc.body = world.createBody(bodyDef);
bc.body.applyAngularImpulse(50f, true);
// Create a circle shape and set its radius to 6
CircleShape circle = new CircleShape();
circle.setRadius(2f);
// Create a fixture definition to apply our shape to
FixtureDef fixtureDef = new FixtureDef();
fixtureDef.shape = circle;
fixtureDef.density = 20f;
fixtureDef.friction = 0.4f;
fixtureDef.restitution = 0.6f; // Make it bounce a little bit
// Create our fixture and attach it to the body
bc.body.createFixture(fixtureDef);
// Remember to dispose of any shapes after you're done with them!
// BodyDef and FixtureDef don't need disposing, but shapes do.
circle.dispose();
e.add(bc);
return e;
}
private void createCircleAtPos(Body body) {
FixtureDef fixtureDef = new FixtureDef();
CircleShape shape = new CircleShape();
shape.setRadius(1f);
fixtureDef.shape = shape;
fixtureDef.density = 5f;
fixtureDef.restitution = 0.8f;
Gdx.app.log(TAG, "creating body with pos: " + body.getPosition());
body.createFixture(fixtureDef);
}
private void definePlayer() {
BodyDef bodyDef = new BodyDef();
bodyDef.position.set(32 / Gyaya.PPM, 32 / Gyaya.PPM);
bodyDef.type = BodyDef.BodyType.DynamicBody;
b2body = world.createBody(bodyDef);
FixtureDef fixtureDef = new FixtureDef();
CircleShape shape = new CircleShape();
shape.setRadius(8f / Gyaya.PPM);
fixtureDef.filter.categoryBits = Gyaya.PLAYER_BIT;
fixtureDef.filter.maskBits =
Gyaya.GROUND_BIT
| Gyaya.BRICK_BIT
| Gyaya.COIN_BIT
| Gyaya.OBJECT_BIT
| Gyaya.ENEMY_BIT
| Gyaya.ENEMY_HEAD_BIT;
fixtureDef.shape = shape;
b2body.createFixture(fixtureDef);
shape.setPosition(new Vector2(0, 4 / Gyaya.PPM));
shape.setRadius(6f / Gyaya.PPM);
b2body.createFixture(fixtureDef);
EdgeShape head = new EdgeShape();
head.set(
new Vector2(-3 / Gyaya.PPM, 10f / Gyaya.PPM), new Vector2(3 / Gyaya.PPM, 10f / Gyaya.PPM));
fixtureDef.shape = head;
fixtureDef.isSensor = true;
b2body.createFixture(fixtureDef).setUserData("head");
EdgeShape feet = new EdgeShape();
feet.set(
new Vector2(-6 / Gyaya.PPM, -9f / Gyaya.PPM), new Vector2(6 / Gyaya.PPM, -9f / Gyaya.PPM));
fixtureDef.shape = feet;
fixtureDef.isSensor = true;
b2body.createFixture(fixtureDef).setUserData("feet");
}
private void addBody(World world, float x, float y, boolean dirt) {
final BodyDef bodyDef = new BodyDef();
bodyDef.type = BodyDef.BodyType.StaticBody;
final Body body = world.createBody(bodyDef);
body.setTransform(x + 0.5f, y + 0.5f, 0);
final CircleShape shape = new CircleShape();
shape.setRadius(0.1f);
final FixtureDef fixtureDef = new FixtureDef();
fixtureDef.shape = shape;
final Fixture fixture = body.createFixture(fixtureDef);
shape.dispose();
if (dirt) {
dirts.add(fixture);
}
}
public PatrolShip() {
// Creating a box2D entity
BodyDef circleDef = new BodyDef();
circleDef.type = BodyDef.BodyType.DynamicBody;
body = com.astrodestroyer.Game.b2World.createBody(circleDef);
shape = new CircleShape();
shape.setRadius(radius);
fixtureDef = new FixtureDef();
fixtureDef.shape = shape;
fixtureDef.density = 1.0f;
fixtureDef.friction = 0.0f;
fixtureDef.restitution = 0.0f;
fixtureDef.filter.groupIndex = 1;
fixture = body.createFixture(fixtureDef);
Random rnd = new Random();
body.setTransform(
(rnd.nextFloat() - 0.5f) * 2f, (rnd.nextFloat() - 0.5f) * 2f, rnd.nextFloat() * 2f - 1f);
body.setLinearVelocity(rnd.nextFloat() * 0.5f - 0.25f, rnd.nextFloat() * 0.5f - 0.25f);
}
@Override
public void resize(int width, int height) {
PPuX = width / 10;
System.out.println("width = " + width);
System.out.println("height = " + height);
PPuY = height / 10;
world = new World(new Vector2(0, -9.8f), false);
renderer = new Box2DDebugRenderer();
camera = new OrthographicCamera(width, height);
debugMatrix = new Matrix4(camera.combined);
Circle.setBounds(
Circle.getX() * PPuX,
Circle.getY() * PPuY,
Circle.getWidth() * PPuX,
Circle.getHeight() * PPuY);
Circle.setOrigin(Circle.getWidth() / 2, Circle.getHeight() / 2);
BodyDef circleDef = new BodyDef();
circleDef.type = BodyType.DynamicBody;
// To allign the Circle sprite with box 2d
circleDef.position.set(
convertToBox(Circle.getX() + Circle.getWidth() / 2),
convertToBox(Circle.getY() + Circle.getHeight() / 2));
circleBody = world.createBody(circleDef);
// box2d builds around 0,0 you can see -X and -Y, this makes sure that you only see X,Y
debugMatrix.translate(-camera.viewportWidth / 2, -camera.viewportHeight / 2, 0);
// scale the debug matrix by the scaling so everything looks normal
debugMatrix.scale(BOX_TO_WORLD, BOX_TO_WORLD, 0);
circleShape = new CircleShape();
circleShape.setRadius(convertToBox(Circle.getWidth() / 2));
FixtureDef circleFixture = new FixtureDef();
circleFixture.shape = circleShape;
circleFixture.density = 0.4f;
circleFixture.friction = 0.2f;
circleFixture.restitution = 1f;
circleBody.createFixture(circleFixture);
circleBody.setUserData(Circle);
// create ground
BodyDef groundDef = new BodyDef();
groundDef.position.set(convertToBox(camera.viewportWidth / 2), 0);
Body groundBody = world.createBody(groundDef);
PolygonShape groundBox = new PolygonShape();
groundBox.setAsBox(convertToBox(camera.viewportWidth / 2), 0);
groundBody.createFixture(groundBox, 0);
BodyDef def = new BodyDef();
def.type = BodyType.DynamicBody;
def.position.set(0, 0);
Body box = world.createBody(def);
PolygonShape poly = new PolygonShape();
poly.setAsBox(0.1f, 0.2f);
playerPhysicsFixture = box.createFixture(poly, 1);
poly.dispose();
CircleShape circle = new CircleShape();
circle.setRadius(0.1f);
circle.setPosition(new Vector2(0, -0.2f));
playerSensorFixture = box.createFixture(circle, 0);
circle.dispose();
box.setBullet(true);
player = box;
player.setTransform(1.0f, 2.0f, 0);
player.setFixedRotation(true);
}
@Override
public void create() {
cam = new OrthographicCamera(48, 32);
cam.position.set(0, 15, 0);
cam.update();
Box2D.init();
world = new World(new Vector2(0, -9.8f), true);
dDebugRenderer = new Box2DDebugRenderer();
spawnBoxes = false;
// GROUND
BodyDef bodyDef = new BodyDef();
bodyDef.type = BodyDef.BodyType.StaticBody;
bodyDef.position.set(0, 0);
ground = world.createBody(bodyDef);
PolygonShape shape = new PolygonShape();
shape.setAsBox(15, 1);
FixtureDef fixtureDef = new FixtureDef();
fixtureDef.shape = shape;
fixtureDef.density = 0f;
ground.createFixture(fixtureDef);
// CIRCLE
bodyDef.type = BodyDef.BodyType.DynamicBody;
bodyDef.position.set(0, 10);
circle = world.createBody(bodyDef);
CircleShape circleShape = new CircleShape();
circleShape.setRadius(1);
fixtureDef.shape = circleShape;
fixtureDef.density = 10;
fixtureDef.restitution = 1;
circle.createFixture(fixtureDef);
// BOX
bodyDef.type = BodyDef.BodyType.DynamicBody;
bodyDef.position.set(0, 15);
box = world.createBody(bodyDef);
bodyDef.bullet = false;
shape.setAsBox(1, 1);
fixtureDef.friction = 100f;
fixtureDef.restitution = 0.5f;
fixtureDef.shape = shape;
fixtureDef.density = 2;
box.createFixture(fixtureDef);
// PLATFORM
bodyDef.type = BodyDef.BodyType.KinematicBody;
bodyDef.position.set(-10, 6);
platform = world.createBody(bodyDef);
shape.setAsBox(3, .5f);
fixtureDef.shape = shape;
fixtureDef.density = 0;
fixtureDef.friction = 7;
fixtureDef.restitution = 0;
platform.createFixture(fixtureDef);
Gdx.input.setInputProcessor(new MyInputProcessor());
platform.setLinearVelocity(PLATFORM_VELOCITY, 0);
}
