public void Add(RigidBody rigidBody)
{
if (items.ContainsKey(rigidBody.Id))
{
Remove(items[rigidBody.Id]);
}
items.Add(rigidBody.Id, rigidBody);
AddRigidBodyToWorld(rigidBody);
}
public void CanRotate(RigidBody rigidBody, bool state)
{
worldItems[rigidBody].UseUserMassProperties(JMatrix.Zero, 1.0f, true);
worldItems[rigidBody].Restitution = 0.0f;
}
public void ApplyImpulse(RigidBody rigidBody, Vector3 velocity)
{
worldItems[rigidBody].ApplyImpulse(new JVector(velocity.X, velocity.Y, velocity.Z));
}
private void AddRigidBodyToWorld(RigidBody item)
{
// Initialize the shape
Jitter.Collision.Shapes.Shape shape = null;
// Box shape
if (item.Shape is BoxShape)
{
var shapeInfo = item.Shape as BoxShape;
shape = new Jitter.Collision.Shapes.BoxShape(shapeInfo.Size.X, shapeInfo.Size.Y, shapeInfo.Size.Z);
}
// Capsule shape
else if (item.Shape is CapsuleShape)
{
var shapeInfo = item.Shape as CapsuleShape;
shape = new Jitter.Collision.Shapes.CapsuleShape(shapeInfo.Length, shapeInfo.Radius);
}
// Default shape
else
{
throw new NotImplementedException("The specified shape has not been implemented");
}
// Initialize the body with the specified shape
var body = new Jitter.Dynamics.RigidBody(shape)
{
Position = new JVector(item.Position.X, item.Position.Y, item.Position.Z),
IsStatic = item.IsStatic,
DynamicFriction = 0,
Mass = item.Mass
};
// Add the body to the world
world.AddBody(body);
// Map the item to the world item
worldItems.Add(item, body);
// TODO: DEBUG code only
if (item.Id == "Player")
{
var constraint = new CharacterController(world, body);
world.AddConstraint(constraint);
item.Tag = constraint;
}
}
public void SetVelocity(RigidBody rigidBody, Vector3 velocity)
{
rigidBody.Velocity = velocity;
worldItems[rigidBody].LinearVelocity = new JVector(velocity.X, velocity.Y, velocity.Z);
}
public void SetPosition(RigidBody rigidBody, Vector3 position)
{
rigidBody.Position = position;
worldItems[rigidBody].Position = new JVector(position.X, position.Y, position.Z);
}
public void Remove(RigidBody rigidBody)
{
// Remove the item from the world
world.RemoveBody(worldItems[rigidBody]);
worldItems.Remove(rigidBody);
// Remove the item from the items
items.Remove(rigidBody.Id);
}