public void LoadStatics()
{
JointFactory.CreateFixedRevoluteJoint(
Platform.Instance.PhysicsWorld,
GameWorldManager.Instance.GetEntity("bridge").PhysicsEntity.GetBody("FloorBody"),
UnitsConverter.ToSimUnits(new Vector2(-120f, 0f)),
UnitsConverter.ToSimUnits(new Vector2(2040f + 60f * 16, -43))
);
FixedDistanceJoint dj = JointFactory.CreateFixedDistanceJoint(
Platform.Instance.PhysicsWorld,
GameWorldManager.Instance.GetEntity("bridge").PhysicsEntity.GetBody("FloorBody"),
UnitsConverter.ToSimUnits(new Vector2(120f, -5f)),
UnitsConverter.ToSimUnits(new Vector2(2040f + 60f * 20, -180f))
);
dj.Frequency = 2f;
dj.DampingRatio = 0.4f;
}
private void CreateVirusSprings()
{
if (_grabbedVirus.Body.Position.X == float.NaN || _handCenter.X == float.NaN)
{
return;
}
if (_joints[0] != null)
{
RemoveVirusSprings();
}
float length = 0.1f;
for (int i = 0; i < _joints.Count(); i++)
{
_joints[i] = JointFactory.CreateFixedDistanceJoint(_world, _grabbedVirus.Body, Vector2.Zero, _handCenter + _jointOffsets[i]);
_joints[i].Length = length;
_joints[i].Frequency = 5.0f;
_joints[i].DampingRatio = 1.5f;
}
}
public void LoadSemiStatics()
{
GameWorldManager.Instance.GetEntity("button1").RegisterComponent(
"active",
new ButtonComponent("ButtonJoint1")
);
GameWorldManager.Instance.GetEntity("button0").RegisterComponent(
"active",
new ButtonComponent("ButtonJoint1", false, true)
);
GameWorldManager.Instance.GetEntity("lifteddoor0").RegisterComponent(
"doorHandle",
new LiftedDoorComponent(GameWorldManager.Instance.GetEntity("button1").GetComponent("active"), "DoorJoint1")
);
_gravityButton = GameWorldManager.Instance.GetEntity("button0").GetComponent("active") as ButtonComponent;
JointFactory.CreateFixedRevoluteJoint(
Platform.Instance.PhysicsWorld,
GameWorldManager.Instance.GetEntity("floorbridge0").PhysicsEntity.GetBody("FloorBody"),
UnitsConverter.ToSimUnits(new Vector2(120f, 0f)),
UnitsConverter.ToSimUnits(new Vector2(2689f, 564))
);
FixedDistanceJoint dj = JointFactory.CreateFixedDistanceJoint(
Platform.Instance.PhysicsWorld,
GameWorldManager.Instance.GetEntity("floorbridge0").PhysicsEntity.GetBody("FloorBody"),
UnitsConverter.ToSimUnits(new Vector2(-120f, -5f)),
UnitsConverter.ToSimUnits(new Vector2(2466f, 244f))
);
dj.Frequency = 1.5f;
dj.DampingRatio = 0.355f;
}
protected override Joint CreateJoint(Body bodyA, Body bodyB)
{
return(bodyA != null?JointFactory.CreateFixedDistanceJoint(Scene.PhysicsWorld, bodyA, Vector2.Zero, Vector2.Zero) : null);
}
public Spiderweb(World world, Vector2 position, float radius, int rings, int sides)
{
const float breakpoint = 100f;
_world = world;
_radius = radius;
List <List <Body> > ringBodys = new List <List <Body> >(rings);
for (int i = 1; i < rings; ++i)
{
Vertices vertices = PolygonTools.CreateCircle(i * 2.9f, sides);
List <Body> bodies = new List <Body>(sides);
//Create the first goo
Body prev = BodyFactory.CreateCircle(world, radius, 0.2f, vertices[0]);
prev.FixedRotation = true;
prev.Position += position;
prev.BodyType = BodyType.Dynamic;
bodies.Add(prev);
//Connect the first goo to the next
for (int j = 1; j < vertices.Count; ++j)
{
Body bod = BodyFactory.CreateCircle(world, radius, 0.2f, vertices[j]);
bod.FixedRotation = true;
bod.BodyType = BodyType.Dynamic;
bod.Position += position;
DistanceJoint dj = JointFactory.CreateDistanceJoint(world, prev, bod, Vector2.Zero, Vector2.Zero);
dj.Frequency = 4.0f;
dj.DampingRatio = 0.5f;
dj.Breakpoint = breakpoint;
prev = bod;
bodies.Add(bod);
}
//Connect the first and the last box
DistanceJoint djEnd = JointFactory.CreateDistanceJoint(world, bodies[0], bodies[bodies.Count - 1],
Vector2.Zero, Vector2.Zero);
djEnd.Frequency = 4.0f;
djEnd.DampingRatio = 0.5f;
djEnd.Breakpoint = breakpoint;
ringBodys.Add(bodies);
}
//Create an outer ring
Vertices lastRing = PolygonTools.CreateCircle(rings * 2.9f, sides);
lastRing.Translate(ref position);
List <Body> lastRingFixtures = ringBodys[ringBodys.Count - 1];
//Fix each of the fixtures of the outer ring
for (int j = 0; j < lastRingFixtures.Count; ++j)
{
FixedDistanceJoint fdj = JointFactory.CreateFixedDistanceJoint(world, lastRingFixtures[j], Vector2.Zero,
lastRing[j]);
fdj.Frequency = 4.0f;
fdj.DampingRatio = 0.5f;
fdj.Breakpoint = breakpoint;
}
//Interconnect the rings
for (int i = 1; i < ringBodys.Count; i++)
{
List <Body> prev = ringBodys[i - 1];
List <Body> current = ringBodys[i];
for (int j = 0; j < prev.Count; j++)
{
Body prevFixture = prev[j];
Body currentFixture = current[j];
DistanceJoint dj = JointFactory.CreateDistanceJoint(world, prevFixture, currentFixture, Vector2.Zero,
Vector2.Zero);
dj.Frequency = 4.0f;
dj.DampingRatio = 0.5f;
}
}
}