public void Update_constrains_registered_objects_to_the_dimensions_of_the_universe()
{
var volume = new Volume(-600f, 600f, -400f, 400f, -100f, 100f);
var universe = new Universe(volume);
var gameObject1 = Substitute.For<IGameObject>();
var gameObject2 = Substitute.For<IGameObject>();
var gameObject3 = Substitute.For<IGameObject>();
var gameObject4 = Substitute.For<IGameObject>();
gameObject1.Position.Returns(new Vector2(volume.MinX - 10f, 0f));
gameObject2.Position.Returns(new Vector2(volume.MaxX - 10f, volume.MaxY + 10f));
gameObject3.Position.Returns(new Vector2(volume.MaxX + 10f, volume.MaxY - 10f));
gameObject4.Position.Returns(new Vector2(volume.MinX - volume.Width - 20f, volume.MinY + volume.Height / 2));
universe.Register(gameObject1);
universe.Register(gameObject2);
universe.Register(gameObject3);
universe.Register(gameObject4);
universe.Update();
var expectedPosition1 = new Vector2(volume.MaxX - 10f, 0f);
gameObject1.Received().Teleport(Arg.Is(expectedPosition1));
var expectedPosition2 = new Vector2(volume.MaxX - 10f, volume.MinY + 10f);
gameObject2.Received().Teleport(Arg.Is(expectedPosition2));
var expectedPosition3 = new Vector2(volume.MinX + 10f, volume.MaxY - 10f);
gameObject3.Received().Teleport(Arg.Is(expectedPosition3));
var expectedPosition4 = new Vector2(volume.MaxX - 20f, volume.MinY + volume.Height / 2);
gameObject4.Received().Teleport(Arg.Is(expectedPosition4));
}
public void Universe_creates_universe_and_initialises_the_volume_property()
{
var volume = new Volume(-600f, 600f, -400f, 400f, -100f, 100f);
var universe = new Universe(volume);
Assert.AreEqual(volume, universe.Volume);
}
internal Camera(Volume volume)
{
_position = new Vector3(0, 0, 1);
_target = Vector3.Zero;
_volume = volume;
UpdateView();
UpdateProjection();
}
public void Volume_creates_volume_and_initialises_the_dimension_properties()
{
var volume = new Volume(-600f, 600f, -400f, 400f, -100f, 100f);
Assert.AreEqual(-600, volume.MinX);
Assert.AreEqual(600, volume.MaxX);
Assert.AreEqual(-400, volume.MinY);
Assert.AreEqual(400, volume.MaxY);
Assert.AreEqual(-100, volume.MinZ);
Assert.AreEqual(100, volume.MaxZ);
Assert.AreEqual(1200f, volume.Width);
Assert.AreEqual(800f, volume.Height);
}
public void Clone_returns_a_copy_of_Volume_with_same_dimensions()
{
var volume = new Volume(-400, 400, -240, 240, -1000, 1000);
var clone = volume.Clone();
Assert.AreNotSame(volume, clone);
Assert.AreEqual(volume.MinX, clone.MinX);
Assert.AreEqual(volume.MaxX, clone.MaxX);
Assert.AreEqual(volume.MinY, clone.MinY);
Assert.AreEqual(volume.MaxY, clone.MaxY);
Assert.AreEqual(volume.MinZ, clone.MinZ);
Assert.AreEqual(volume.MaxZ, clone.MaxZ);
}
public void UnRegister_removes_registered_object()
{
var volume = new Volume(-600f, 600f, -400f, 400f, -100f, 100f);
var universe = new Universe(volume);
var gameObject1 = Substitute.For<IGameObject>();
gameObject1.Position.Returns(new Vector2(volume.MinX - 10f, 0f));
universe.Register(gameObject1);
universe.Unregister(gameObject1);
universe.Update();
gameObject1.DidNotReceive().Teleport(Arg.Any<Vector2>());
}
public void Expand_increases_size_of_Volume_vertically_by_amount_and_maintains_horizontal_proportion(float verticalAmount)
{
var volume = new Volume(-400, 400, -240, 240, -1000, 1000);
var proportion = volume.Width / volume.Height;
volume.Expand(verticalAmount);
Assert.AreEqual(-400f - (verticalAmount * proportion), volume.MinX);
Assert.AreEqual(400f + (verticalAmount * proportion), volume.MaxX);
Assert.AreEqual(-240f - verticalAmount, volume.MinY);
Assert.AreEqual(240f + verticalAmount, volume.MaxY);
Assert.AreEqual(-1000f, volume.MinZ);
Assert.AreEqual(1000f, volume.MaxZ);
Assert.AreEqual(800 + (verticalAmount*2*proportion), volume.Width);
Assert.AreEqual(480 + (verticalAmount*2), volume.Height);
}
public void Contract_decreases_size_of_Volume_vertically_by_amount_and_maintains_horizontal_proportion(float verticalAmount)
{
var volume = new Volume(-400, 400, -240, 240, -1000, 1000);
var horizontalAmount = verticalAmount * volume.Width / volume.Height;
volume.Contract(verticalAmount);
Assert.AreEqual(-400f + horizontalAmount, volume.MinX);
Assert.AreEqual(400f - horizontalAmount, volume.MaxX);
Assert.AreEqual(-240f + verticalAmount, volume.MinY);
Assert.AreEqual(240f - verticalAmount, volume.MaxY);
Assert.AreEqual(-1000f, volume.MinZ);
Assert.AreEqual(1000f, volume.MaxZ);
Assert.AreEqual(800 - (horizontalAmount * 2), volume.Width);
Assert.AreEqual(480 - (verticalAmount * 2), volume.Height);
}
public void SetUp()
{
_volume = new Volume(-100f, 100f, -200f, 200f, -10f, 10f);
}
internal static IUniverse CreateDefault()
{
var volume = new Volume(-400, 400, -240, 240, -1000, 1000);
return new Universe(volume);
}
internal Universe(Volume volume)
{
_volume = volume;
_managedObjects = new List<IGameObject>();
}
