/// <summary>
/// Removes an entity from the physics world.
/// </summary>
/// <param name="entity">The entity to remove</param>
public void RemoveEntity(WorldEntity entity)
{
if (!entities.ContainsKey(entity.Body))
{
return;
}
if (entity.Joint != null)
{
world.RemoveJoint(entity.Joint);
}
if (entity.Body != null)
{
world.RemoveBody(entity.Body);
}
entities.Remove(entity.Body);
}
private void CreateHandFixture(Hand hand)
{
Vector2 handPos = new Vector2(hand.Position.X, hand.Position.Y);
Body handBody = BodyFactory.CreateCircle(world, handSize, 1f, handPos / MeterInPixels);
handBody.BodyType = BodyType.Dynamic;
// Check what hands should be colliding with
if (handCollisionsEnabled)
{
handBody.OnCollision += HandCollisionCheckDelegate;
}
else
{
handBody.OnCollision += HandCollisionFalseDelegate;
}
FixedMouseJoint handJoint = new FixedMouseJoint(handBody, handBody.Position);
handJoint.MaxForce = 10000f;
world.AddJoint(handJoint);
WorldEntity handEntity = new WorldEntity(handBody, handJoint, WorldEntity.EntityType.Hand);
handBodies.Add(hand, handEntity);
entities.Add(handBody, handEntity);
}
public Hand GetHandForHandEntity(WorldEntity ent)
{
if (ent.Type != WorldEntity.EntityType.Hand)
return null;
foreach (Hand hand in handBodies.Keys)
{
if (handBodies[hand] == ent)
return hand;
}
return null;
}
public WorldEntity CreatePlane(Vector2 position)
{
Vector2 planeSize = ClientPlane.PlaneSize * ClientPlane.PlaneScale / MeterInPixels;
Body planeBody = BodyFactory.CreateRectangle(world, planeSize.X, planeSize.Y, 1f, position);
WorldEntity entity = new WorldEntity(planeBody, WorldEntity.EntityType.Plane);
entities.Add(planeBody, entity);
return entity;
}
public WorldEntity CreateBucket(Vector2 size, Vector2 position)
{
Body body = BodyFactory.CreateRectangle(world, size.X, size.Y, 0.1f, position);
WorldEntity entity = new WorldEntity(body, WorldEntity.EntityType.Bucket);
entities.Add(body, entity);
return entity;
}
public WorldEntity CreateBoundary(int width, Vector2 position)
{
Body roofBody = BodyFactory.CreateRectangle(world, width / MeterInPixels, 1 / MeterInPixels, 1f, position / MeterInPixels);
roofBody.IsStatic = true;
roofBody.Restitution = 0.3f;
roofBody.Friction = 1f;
WorldEntity entity = new WorldEntity(roofBody, WorldEntity.EntityType.Landscape);
entities.Add(roofBody, entity);
return entity;
}
public WorldEntity CreateBalloon(Vector2 position, Vector2 velocity)
{
float circleRadius = ClientBalloon.BalloonWidth / (2f * MeterInPixels);
Body balloonBody = BodyFactory.CreateCircle(world, circleRadius, 1f, PixelToWorld(position));
balloonBody.BodyType = BodyType.Dynamic;
balloonBody.Restitution = 0.3f;
balloonBody.Friction = 0.5f;
balloonBody.LinearDamping = 1.0f;
balloonBody.ApplyLinearImpulse(velocity * balloonBody.Mass);
balloonBody.OnCollision += new OnCollisionEventHandler(onBalloonCollision);
WorldEntity entity = new WorldEntity(balloonBody, WorldEntity.EntityType.Balloon);
entities.Add(balloonBody, entity);
return entity;
}
