Examples with RevoluteJointDef com.almasb.fxgl.physics.box2d.dynamics.joints.RevoluteJointDef used on opensource projects

Example 1 with RevoluteJointDef

use of com.almasb.fxgl.physics.box2d.dynamics.joints.RevoluteJointDef in project FXGL by AlmasB.

the class JointSample method initGame.

@Override
protected void initGame() {
    getGameWorld().addEntity(Entities.makeScreenBounds(50));
    PhysicsComponent physics = new PhysicsComponent();
    Entity block = Entities.builder().at(200, 200).viewFromNodeWithBBox(new Rectangle(50, 50)).with(physics).buildAndAttach(getGameWorld());
    PhysicsComponent physics2 = new PhysicsComponent();
    physics2.setBodyType(BodyType.DYNAMIC);
    FixtureDef fd = new FixtureDef();
    fd.setDensity(1.0f);
    physics2.setFixtureDef(fd);
    Entity ball = Entities.builder().at(200, 300).bbox(new HitBox("main", BoundingShape.circle(15))).viewFromNode(getAssetLoader().loadTexture("ball.png", 30, 30)).with(physics2).buildAndAttach(getGameWorld());
    Line line = new Line();
    line.setStartX(block.getCenter().getX());
    line.setStartY(block.getCenter().getY());
    // line.startXProperty().bind(block.getPositionComponent().xProperty());
    // line.startYProperty().bind(block.getPositionComponent().yProperty());
    line.endXProperty().bind(ball.getPositionComponent().xProperty().add(15));
    line.endYProperty().bind(ball.getPositionComponent().yProperty().add(15));
    getGameScene().addGameView(new EntityView(line));
    RevoluteJointDef rDef = new RevoluteJointDef();
    rDef.bodyA = physics.getBody();
    rDef.bodyB = physics2.getBody();
    rDef.collideConnected = false;
    rDef.localAnchorA = new Vec2(0, 0);
    rDef.localAnchorB = new Vec2(0, 5);
    rDef.enableLimit = true;
    rDef.lowerAngle = (float) (FXGLMath.toRadians(-180.0f));
    rDef.upperAngle = (float) (FXGLMath.toRadians(180.0f));
    rDef.enableMotor = true;
    rDef.motorSpeed = (float) (FXGLMath.toRadians(30));
    rDef.maxMotorTorque = 15.0f;
    joint = (RevoluteJoint) getPhysicsWorld().getJBox2DWorld().createJoint(rDef);
}