@Override public void initTest(boolean deserialized) { if (deserialized) { return; } Body bodies[] = new Body[e_count]; { BodyDef bd = new BodyDef(); Body ground = getWorld().createBody(bd); EdgeShape shape = new EdgeShape(); shape.set(new Vec2(-40.0f, 0.0f), new Vec2(40.0f, 0.0f)); ground.createFixture(shape, 0.0f); } { CircleShape shape = new CircleShape(); shape.m_radius = 1.0f; for (int i = 0; i < e_count; ++i) { BodyDef bd = new BodyDef(); bd.type = BodyType.DYNAMIC; bd.position.set(0.0f, 4.0f + 3.0f * i); bodies[i] = getWorld().createBody(bd); bodies[i].createFixture(shape, 1.0f); // m_bodies[i].setLinearVelocity(new Vec2(0.0f, -100.0f)); } } }
@Override public void initTest(boolean argDeserialized) { Body ground = null; { BodyDef bd = new BodyDef(); ground = getWorld().createBody(bd); EdgeShape shape = new EdgeShape(); shape.set(new Vec2(50.0f, 0.0f), new Vec2(-50.0f, 0.0f)); ground.createFixture(shape, 0.0f); } { CircleShape circle1 = new CircleShape(); circle1.m_radius = 1.0f; PolygonShape box = new PolygonShape(); box.setAsBox(0.5f, 5.0f); CircleShape circle2 = new CircleShape(); circle2.m_radius = 2.0f; BodyDef bd1 = new BodyDef(); bd1.type = BodyType.STATIC; bd1.position.set(10.0f, 9.0f); Body body1 = m_world.createBody(bd1); body1.createFixture(circle1, 5.0f); BodyDef bd2 = new BodyDef(); bd2.type = BodyType.DYNAMIC; bd2.position.set(10.0f, 8.0f); Body body2 = m_world.createBody(bd2); body2.createFixture(box, 5.0f); BodyDef bd3 = new BodyDef(); bd3.type = BodyType.DYNAMIC; bd3.position.set(10.0f, 6.0f); Body body3 = m_world.createBody(bd3); body3.createFixture(circle2, 5.0f); RevoluteJointDef jd1 = new RevoluteJointDef(); jd1.initialize(body2, body1, bd1.position); Joint joint1 = m_world.createJoint(jd1); RevoluteJointDef jd2 = new RevoluteJointDef(); jd2.initialize(body2, body3, bd3.position); Joint joint2 = m_world.createJoint(jd2); GearJointDef jd4 = new GearJointDef(); jd4.bodyA = body1; jd4.bodyB = body3; jd4.joint1 = joint1; jd4.joint2 = joint2; jd4.ratio = circle2.m_radius / circle1.m_radius; m_world.createJoint(jd4); } { CircleShape circle1 = new CircleShape(); circle1.m_radius = 1.0f; CircleShape circle2 = new CircleShape(); circle2.m_radius = 2.0f; PolygonShape box = new PolygonShape(); box.setAsBox(0.5f, 5.0f); BodyDef bd1 = new BodyDef(); bd1.type = BodyType.DYNAMIC; bd1.position.set(-3.0f, 12.0f); Body body1 = m_world.createBody(bd1); body1.createFixture(circle1, 5.0f); RevoluteJointDef jd1 = new RevoluteJointDef(); jd1.bodyA = ground; jd1.bodyB = body1; ground.getLocalPointToOut(bd1.position, jd1.localAnchorA); body1.getLocalPointToOut(bd1.position, jd1.localAnchorB); jd1.referenceAngle = body1.getAngle() - ground.getAngle(); m_joint1 = (RevoluteJoint) m_world.createJoint(jd1); BodyDef bd2 = new BodyDef(); bd2.type = BodyType.DYNAMIC; bd2.position.set(0.0f, 12.0f); Body body2 = m_world.createBody(bd2); body2.createFixture(circle2, 5.0f); RevoluteJointDef jd2 = new RevoluteJointDef(); jd2.initialize(ground, body2, bd2.position); m_joint2 = (RevoluteJoint) m_world.createJoint(jd2); BodyDef bd3 = new BodyDef(); bd3.type = BodyType.DYNAMIC; bd3.position.set(2.5f, 12.0f); Body body3 = m_world.createBody(bd3); body3.createFixture(box, 5.0f); PrismaticJointDef jd3 = new PrismaticJointDef(); jd3.initialize(ground, body3, bd3.position, new Vec2(0.0f, 1.0f)); jd3.lowerTranslation = -5.0f; jd3.upperTranslation = 5.0f; jd3.enableLimit = true; m_joint3 = (PrismaticJoint) m_world.createJoint(jd3); GearJointDef jd4 = new GearJointDef(); jd4.bodyA = body1; jd4.bodyB = body2; jd4.joint1 = m_joint1; jd4.joint2 = m_joint2; jd4.ratio = circle2.m_radius / circle1.m_radius; m_joint4 = (GearJoint) m_world.createJoint(jd4); GearJointDef jd5 = new GearJointDef(); jd5.bodyA = body2; jd5.bodyB = body3; jd5.joint1 = m_joint2; jd5.joint2 = m_joint3; jd5.ratio = 1f / circle2.m_radius; m_joint5 = (GearJoint) m_world.createJoint(jd5); } }