public void defineMario() {
BodyDef bDef = new BodyDef();
bDef.position.set(32 / MarioBros.PPM, 32 / MarioBros.PPM);
bDef.type = BodyDef.BodyType.DynamicBody;
b2body = world.createBody(bDef);
FixtureDef fdef = new FixtureDef();
CircleShape shape = new CircleShape();
shape.setRadius(6 / MarioBros.PPM);
fdef.filter.categoryBits = MarioBros.MARIO_BIT;
fdef.filter.maskBits =
MarioBros.GROUND_BIT
| MarioBros.COIN_BIT
| MarioBros.BRICK_BIT
| MarioBros.ENEMY_BIT
| MarioBros.OBJECT_BIT
| MarioBros.ENEMY_HEAD_BIT
| MarioBros.ITEM_BIT;
fdef.shape = shape;
b2body.createFixture(fdef);
EdgeShape head = new EdgeShape();
head.set(
new Vector2(-2 / MarioBros.PPM, 6 / MarioBros.PPM),
new Vector2(2 / MarioBros.PPM, 6 / MarioBros.PPM));
fdef.filter.categoryBits = MarioBros.MARIO_HEAD_BIT;
fdef.filter.maskBits = MarioBros.BRICK_BIT | MarioBros.COIN_BIT;
fdef.shape = head;
fdef.isSensor = true;
b2body.createFixture(fdef).setUserData(this);
}
public void defineBigMario() {
Vector2 marioPosition = b2body.getPosition();
world.destroyBody(b2body);
BodyDef bDef = new BodyDef();
bDef.position.set(marioPosition.add(0 / MarioBros.PPM, 10 / MarioBros.PPM));
bDef.type = BodyDef.BodyType.DynamicBody;
b2body = world.createBody(bDef);
FixtureDef fdef = new FixtureDef();
CircleShape shape = new CircleShape();
shape.setRadius(6 / MarioBros.PPM);
fdef.filter.categoryBits = MarioBros.MARIO_BIT;
fdef.filter.maskBits =
MarioBros.GROUND_BIT
| MarioBros.COIN_BIT
| MarioBros.BRICK_BIT
| MarioBros.ENEMY_BIT
| MarioBros.OBJECT_BIT
| MarioBros.ENEMY_HEAD_BIT
| MarioBros.ITEM_BIT;
fdef.shape = shape;
b2body.createFixture(fdef);
shape.setPosition(new Vector2(0, -14 / MarioBros.PPM));
fdef.shape = shape;
b2body.createFixture(fdef).setUserData(this);
EdgeShape head = new EdgeShape();
head.set(
new Vector2(-2 / MarioBros.PPM, 6 / MarioBros.PPM),
new Vector2(2 / MarioBros.PPM, 6 / MarioBros.PPM));
fdef.filter.categoryBits = MarioBros.MARIO_HEAD_BIT;
fdef.filter.maskBits = MarioBros.BRICK_BIT | MarioBros.COIN_BIT;
fdef.shape = head;
fdef.isSensor = true;
b2body.createFixture(fdef).setUserData(this);
timeToDefineBigMario = false;
}
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");
}
/**
* * Filtered version of createRectangularBody Category is who I am, Group filters GameObjects of
* the same class as mine so we dont collide, Mask is who is allowed to collide With Me Default
* filter values: categoryBits = 0x0001, maskBits = -1, groupIndex = 0 Leaving them at default
* would be the same as not passing such argument (use if that is the intended result) **
*/
public static Body createArbitraryWorldBoundary(
float x,
float y,
float x2,
float y2,
short category,
short mask,
short group,
GameEntity myGameObjectIndentifier) {
bodyDef.type = BodyType.StaticBody;
// Calculate length of the line segment
float length = (MathGlobals.euclideanDistance(x, y, x2, y2) / PPM);
EdgeShape shape = new EdgeShape();
// Setting the points as offset distance from center
shape.set(-length / 2f, 0, length / 2f, 0);
fixtureDef.shape = shape;
fixtureDef.filter.categoryBits = category;
fixtureDef.filter.maskBits = mask;
fixtureDef.filter.groupIndex = group;
// Attach fixture to Body
Body body = WORLD.createBody(bodyDef);
body.createFixture(fixtureDef).setUserData(myGameObjectIndentifier);
body.setLinearDamping(1);
fixtureDef.shape.dispose();
// Calculate center of the line segment
float posx = (x + x2) / 2f;
float posy = (y + y2) / 2f;
// Calculate angle of the line segment
body.setTransform(posx / PPM, posy / PPM, MathUtils.atan2(y2 - y, x2 - x));
return body;
}
@Override
public void create() {
batch = new SpriteBatch();
img = new Texture("badlogic.jpg");
// Create two identical sprites slightly offset from each other vertically
sprite = new Sprite(img);
sprite.setPosition(-sprite.getWidth() / 2, -sprite.getHeight() / 2 + 200);
sprite2 = new Sprite(img);
sprite2.setPosition(-sprite.getWidth() / 2 + 20, -sprite.getHeight() / 2 + 400);
world = new World(new Vector2(0, -1f), true);
// Sprite1's Physics body
BodyDef bodyDef = new BodyDef();
bodyDef.type = BodyDef.BodyType.DynamicBody;
bodyDef.position.set(
(sprite.getX() + sprite.getWidth() / 2) / PIXELS_TO_METERS,
(sprite.getY() + sprite.getHeight() / 2) / PIXELS_TO_METERS);
body = world.createBody(bodyDef);
// Sprite2's physics body
BodyDef bodyDef2 = new BodyDef();
bodyDef2.type = BodyDef.BodyType.DynamicBody;
bodyDef2.position.set(
(sprite2.getX() + sprite2.getWidth() / 2) / PIXELS_TO_METERS,
(sprite2.getY() + sprite2.getHeight() / 2) / PIXELS_TO_METERS);
body2 = world.createBody(bodyDef2);
// Both bodies have identical shape
PolygonShape shape = new PolygonShape();
shape.setAsBox(
sprite.getWidth() / 2 / PIXELS_TO_METERS, sprite.getHeight() / 2 / PIXELS_TO_METERS);
// Sprite1
FixtureDef fixtureDef = new FixtureDef();
fixtureDef.shape = shape;
fixtureDef.density = 0.1f;
fixtureDef.restitution = 0.5f;
// Sprite2
FixtureDef fixtureDef2 = new FixtureDef();
fixtureDef2.shape = shape;
fixtureDef2.density = 0.1f;
fixtureDef2.restitution = 0.5f;
body.createFixture(fixtureDef);
body2.createFixture(fixtureDef2);
shape.dispose();
// Now the physics body of the bottom edge of the screen
BodyDef bodyDef3 = new BodyDef();
bodyDef3.type = BodyDef.BodyType.StaticBody;
float w = Gdx.graphics.getWidth() / PIXELS_TO_METERS;
float h = Gdx.graphics.getHeight() / PIXELS_TO_METERS;
bodyDef3.position.set(0, 0);
FixtureDef fixtureDef3 = new FixtureDef();
EdgeShape edgeShape = new EdgeShape();
edgeShape.set(-w / 2, -h / 2, w / 2, -h / 2);
fixtureDef3.shape = edgeShape;
bodyEdgeScreen = world.createBody(bodyDef3);
bodyEdgeScreen.createFixture(fixtureDef3);
edgeShape.dispose();
camera = new OrthographicCamera(Gdx.graphics.getWidth(), Gdx.graphics.getHeight());
/*world.setContactListener(new ContactListener() {
@Override
public void beginContact(Contact contact) {
// Check to see if the collision is between the second sprite and the bottom of the screen
// If so apply a random amount of upward force to both objects... just because
if((contact.getFixtureA().getBody() == bodyEdgeScreen &&
contact.getFixtureB().getBody() == body2)
||
(contact.getFixtureA().getBody() == body2 &&
contact.getFixtureB().getBody() == bodyEdgeScreen)) {
body.applyForceToCenter(0,MathUtils.random(20,50),true);
body2.applyForceToCenter(0, MathUtils.random(20,50), true);
}
}
@Override
public void endContact(Contact contact) {
}
@Override
public void preSolve(Contact contact, Manifold oldManifold) {
}
@Override
public void postSolve(Contact contact, ContactImpulse impulse) {
}
});*/
}
public Box2DTestLayer() {
super();
useDebugDraw();
this.setIsTouchEnabled(true);
this.setIsAccelerometerEnabled(true);
CGSize s = CCDirector.sharedDirector().winSize();
// Vector2 lower = new Vector2(-BUFFER, -BUFFER);
// Vector2 upper = new Vector2(scaledWidth+BUFFER,
// scaledHeight+BUFFER);
// Define the ground body.
BodyDef bxGroundBodyDef = new BodyDef();
bxGroundBodyDef.position.set(0.0f, 0.0f);
// Call the body factory which allocates memory for the ground body
// from a pool and creates the ground box shape (also from a pool).
// The body is also added to the world.
Body groundBody = world.createBody(bxGroundBodyDef);
// Define the ground box shape.
Vector2 bottomLeft = new Vector2(0f, 0f);
Vector2 topLeft = new Vector2(0f, scaledHeight);
Vector2 topRight = new Vector2(scaledWidth, scaledHeight);
Vector2 bottomRight = new Vector2(scaledWidth, 0f);
EdgeShape bottom = new EdgeShape();
// bottom
bottom.set(bottomLeft, bottomRight);
groundBody.createFixture(bottom, 0);
// // top
EdgeShape top = new EdgeShape();
top.set(topLeft, topRight);
groundBody.createFixture(top, 0);
// left
EdgeShape left = new EdgeShape();
left.set(topLeft, bottomLeft);
groundBody.createFixture(left, 0);
// right
EdgeShape right = new EdgeShape();
right.set(topRight, bottomRight);
groundBody.createFixture(right, 0);
BodyDef bxLineDef = new BodyDef();
bxLineDef.type = BodyType.StaticBody;
Body lineBody = world.createBody(bxLineDef);
EdgeShape line = new EdgeShape();
line.set(topRight, bottomLeft);
lineBody.createFixture(line, 0);
BodyDef bxDef1 = new BodyDef();
bxDef1.type = BodyType.StaticBody;
Body body = world.createBody(bxLineDef);
PolygonShape p = new PolygonShape();
Vector2[] vertices = new Vector2[2];
vertices[0] = new Vector2(5, 5);
vertices[1] = new Vector2(10, 5);
p.set(vertices);
body.createFixture(p, 0);
p = new PolygonShape();
vertices = new Vector2[2];
vertices[0] = new Vector2(5, 10);
vertices[1] = new Vector2(10, 10);
p.set(vertices);
body.createFixture(p, 0);
// Set up sprite
CCSpriteSheet mgr = CCSpriteSheet.spriteSheet("blocks.png", 150);
addChild(mgr, 0, kTagSpriteManager);
addNewSpriteWithCoords(CGPoint.ccp(s.width / 2.0f, s.height / 2.0f));
CCLabel label = CCLabel.makeLabel("Tap screen", "DroidSans", 32);
label.setPosition(CGPoint.make(s.width / 2f, s.height - 50f));
label.setColor(new ccColor3B(0, 0, 255));
addChild(label);
}
