protected override void OnInitialize()
{
MapBoundsData data = _entity.Current <MapBoundsData>();
transform.localScale = new Vector3(data.Width * 2, 1, data.Height * 2);
transform.position = new Vector3(0, -2, 0);
}
/// <summary>
/// Every update, we want to ensure that objects are inside the map and we also want to move
/// the object according to its velocity.
/// </summary>
public void OnUpdate(IEntity entity)
{
MapBoundsData mapBounds = GlobalEntity.Current <MapBoundsData>();
RespondToMapBounds(mapBounds, entity);
IntegratePosition(entity);
}
/// <summary>
/// Changes an objects velocity if it has left the map.
/// </summary>
private static void RespondToMapBounds(MapBoundsData mapBounds, IEntity entity) {
PositionData pos = entity.Current<PositionData>();
MovementData mov = entity.Current<MovementData>();
if (((pos.Position.Z - pos.Position.Radius) < -mapBounds.Height && mov.Velocity.Z < 0) ||
((pos.Position.Z + pos.Position.Radius) > mapBounds.Height && mov.Velocity.Z > 0)) {
entity.Modify<MovementData>().MultVelocity(1, -1);
}
if (((pos.Position.X - pos.Position.Radius) < -mapBounds.Width && mov.Velocity.X < 0) ||
((pos.Position.X + pos.Position.Radius) > mapBounds.Width && mov.Velocity.X > 0)) {
entity.Modify<MovementData>().MultVelocity(-1, 1);
}
}
/// <summary>
/// Changes an objects velocity if it has left the map.
/// </summary>
private static void RespondToMapBounds(MapBoundsData mapBounds, IEntity entity)
{
PositionData pos = entity.Current <PositionData>();
MovementData mov = entity.Current <MovementData>();
if (((pos.Position.Z - pos.Position.Radius) < -mapBounds.Height && mov.Velocity.Z < 0) ||
((pos.Position.Z + pos.Position.Radius) > mapBounds.Height && mov.Velocity.Z > 0))
{
entity.Modify <MovementData>().MultVelocity(1, -1);
}
if (((pos.Position.X - pos.Position.Radius) < -mapBounds.Width && mov.Velocity.X < 0) ||
((pos.Position.X + pos.Position.Radius) > mapBounds.Width && mov.Velocity.X > 0))
{
entity.Modify <MovementData>().MultVelocity(-1, 1);
}
}