private void SubscribeToManagers(WorldObject worldObject)
{
if (worldObject is ICollidable)
{
CollisionManager.AddCollidable(worldObject as ICollidable);
}
else if (worldObject is IDrawManageable)
{
DrawManager.AddDrawable(worldObject as IDrawManageable);
}
// subscribe components recursively
foreach (WorldObject wo in worldObject.GetComponents())
{
SubscribeToManagers(wo);
}
}
private void UnsubscribeFromManagers(WorldObject worldObject)
{
if (worldObject is ICollidable)
{
CollisionManager.AddCollidable(worldObject as ICollidable);
}
else if (worldObject is IDrawManageable)
{
DrawManager.Remove(worldObject as IDrawManageable);
}
// unsubscribe the components recursively
foreach (WorldObject wo in worldObject.GetComponents())
{
UnsubscribeFromManagers(wo);
}
}
public void RayCastTest()
{
// Arrange
var box = new Box2(new Vector2(5, 5), new Vector2(10, -5));
var ray = new Ray(new Vector2(0, 1), Vector2.UnitX);
var manager = new CollisionManager();
var mock = new Mock<ICollidable>();
mock.Setup(foo => foo.WorldAABB).Returns(box);
manager.AddCollidable(mock.Object);
// Act
var result = manager.IntersectRay(ray);
// Assert
Assert.That(result.DidHitObject, Is.True);
Assert.That(result.Distance, Is.EqualTo(5));
Assert.That(result.HitPos.X, Is.EqualTo(5));
Assert.That(result.HitPos.Y, Is.EqualTo(1));
}