public void TerminateEntity()
{
// Arrange.
int entityID = 76;
CollidableComponent collidable = new CollidableComponent(entityID);
PositionComponent position = new PositionComponent(entityID, 43f, 0f);
Texture2DRenderComponent texture = new Texture2DRenderComponent(entityID, 7, null);
componentManager
.RegisterType <CollidableComponent, CollidableComponentCR>()
.RegisterType <PositionComponent, PositionCR>()
.RegisterType <Texture2DRenderComponent, Texture2DRenderCR>()
.SetComponent(collidable)
.SetComponent(position)
.SetComponent(texture);
// Act.
((IComponentTerminator)componentManager).TerminateEntity(entityID);
// Assert.
Assert.IsTrue(!componentManager.ContainsComponent <CollidableComponent>(entityID) &&
!componentManager.ContainsComponent <PositionComponent>(entityID) &&
!componentManager.ContainsComponent <Texture2DRenderComponent>(entityID));
}
public void Remove_ShouldBeInOrder()
{
// Arrange.
registry.Set(component1);
registry.Set(component2);
registry.Set(component3);
registry.Set(component4);
registry.Set(component5);
registry.Set(component6);
Texture2DRenderComponent[] orderedComponents = new Texture2DRenderComponent[] {
component1, component5, component6, component2, component4
};
// Act.
registry.Remove(component3.EntityID);
// Assert.
for (int i = 0; i < registry.Count; i++)
{
if (registry[i].EntityID != orderedComponents[i].EntityID)
{
Assert.Fail();
}
}
Assert.Pass();
}
public override void Update(GameTime gameTime)
{
// Get pong world.
IWorld world = worldManager.GetWorld((int)WorldID.PongWorld);
// Iterate ball IDs.
foreach (int id in ballIDs)
{
// Get ball position and physics.
PhysicsComponent physics = world.ComponentManager.GetComponent <PhysicsComponent>(id);
PositionComponent position = world.ComponentManager.GetComponent <PositionComponent>(id);
// Flag to store whether the ball has been reset.
bool reset = false;
// If the ball is off screen on x axis, replace in middle, reset velocity and emit score event.
if (position.X <= 0 && Math.Sign(physics.VelocityX) == -1)
{
physics.VelocityX = 150;
eventManager.Emit(new ScoreEvent(1, 2));
reset = true;
}
else if (position.X >= engine.ScreenWidth && Math.Sign(physics.VelocityX) == 1)
{
physics.VelocityX = -150;
eventManager.Emit(new ScoreEvent(1, 1));
reset = true;
}
// Check flag
if (reset)
{
// Get ball texture.
Texture2DRenderComponent texture = world.ComponentManager.GetComponent <Texture2DRenderComponent>(id);
// Update position.
position.X = (engine.ScreenWidth / 2) - (texture.Texture.Width / 2);
position.Y = (engine.ScreenHeight / 2) - (texture.Texture.Height / 2);
// Update components.
world.ComponentManager.SetComponent(physics);
world.ComponentManager.SetComponent(position);
}
// If ball is off y axis, flip direction.
if (position.Y >= engine.ScreenHeight && Math.Sign(physics.VelocityY) == 1)
{
physics.VelocityY = -150;
world.ComponentManager.SetComponent(physics);
}
else if (position.Y <= 0 && Math.Sign(physics.VelocityY) == -1)
{
physics.VelocityY = 150;
world.ComponentManager.SetComponent(physics);
}
}
}
public void Equals_ShouldNotBeEqual(int id1, int renderOrder1, int id2, int renderOrder2)
{
// Arrange.
Texture2DRenderComponent component1;
Texture2DRenderComponent component2;
// Act.
component1 = new Texture2DRenderComponent(id1, renderOrder1, null);
component2 = new Texture2DRenderComponent(id2, renderOrder2, null);
// Assert.
Assert.IsFalse(component1 == component2);
}
public void Equals_ShouldBeEqual(int entityID, int renderOrder)
{
// Arrange.
Texture2DRenderComponent component1;
Texture2DRenderComponent component2;
// Act.
component1 = new Texture2DRenderComponent(entityID, renderOrder, null);
component2 = new Texture2DRenderComponent(entityID, renderOrder, null);
// Assert.
Assert.IsTrue(component1 == component2);
}
public void InitComponent(int entityID, int renderOrder)
{
// Arrange.
Texture2DRenderComponent component;
// Act.
component = new Texture2DRenderComponent(entityID, renderOrder, null);
// Assert.
Assert.IsTrue(entityID == component.EntityID &&
renderOrder == component.RenderOrder &&
component.Texture == null);
}
public void Setup()
{
// Initialise registry.
registry = new Texture2DRenderCR();
// Initialise components.
component1 = new Texture2DRenderComponent(40, 5, null);
component2 = new Texture2DRenderComponent(600, 60, null);
component3 = new Texture2DRenderComponent(435, 35, null);
component4 = new Texture2DRenderComponent(143, 60, null);
component5 = new Texture2DRenderComponent(369, 20, null);
component6 = new Texture2DRenderComponent(3, 35, null);
}
public void RemoveComponent()
{
// Arrange.
Texture2DRenderComponent component = new Texture2DRenderComponent(55, 4, null);
componentManager
.RegisterType <Texture2DRenderComponent, Texture2DRenderCR>()
.SetComponent(component);
// Act.
componentManager.RemoveComponent <Texture2DRenderComponent>(component.EntityID);
// Assert.
Assert.IsFalse(componentManager.ContainsComponent <Texture2DRenderComponent>(component.EntityID));
}
/// <summary>
/// Renders a world.
/// </summary>
/// <param name="world">The world to render.</param>
private void RenderWorld(IWorld world)
{
// Store component manager.
IComponentManager componentManager = world.ComponentManager;
// Check if the world has the required component registries.
if (!componentManager.ContainsRegistry <PositionComponent>() ||
!componentManager.ContainsRegistry <Texture2DRenderComponent>() ||
!componentManager.ContainsRegistry <TransformComponent>())
{
return;
}
// Get component registries.
IComponentRegistry <PositionComponent> positionComponents =
(IComponentRegistry <PositionComponent>)componentManager.GetRegistry <PositionComponent>();
IComponentRegistry <Texture2DRenderComponent> texture2DComponents =
(IComponentRegistry <Texture2DRenderComponent>)componentManager.GetRegistry <Texture2DRenderComponent>();
IComponentRegistry <TransformComponent> transformComponents =
(IComponentRegistry <TransformComponent>)componentManager.GetRegistry <TransformComponent>();
// Begin sprite batch.
spriteBatch.Begin();
// Iterate Texture 2D components.
for (int i = 0; i < texture2DComponents.Count; i++)
{
// Get components.
Texture2DRenderComponent texture = texture2DComponents[i];
PositionComponent position = positionComponents.Get(texture.EntityID);
TransformComponent transform = transformComponents.Get(texture.EntityID);
// Render.
spriteBatch.Draw(texture.Texture, new Vector2(position.X, position.Y), null, Color.White,
transform.Rotation, new Vector2(0, 0), transform.Scale, SpriteEffects.None, 0);
}
// End sprite batch.
spriteBatch.End();
}
public override void Run()
{
// If there is no state, setup world.
if (State == WorldState.None)
{
// Create ball.
int ballID = EntityManager.CreateEntity();
// Load texture.
Texture2D ballTexture = ContentManager.Load <Texture2D>("square");
// Create components.
HitboxCollisionComponent ballHitbox = new HitboxCollisionComponent(ballID);
PhysicsComponent ballPhysics = new PhysicsComponent(ballID, 0, 0, 0, 0, 1, 150, 150);
PositionComponent ballPosition = new PositionComponent(ballID,
(engine.ScreenWidth / 2) - (ballTexture.Width / 2), (engine.ScreenHeight / 2) - (ballTexture.Height / 2));
Texture2DRenderComponent ballRender = new Texture2DRenderComponent(ballID, 1, ballTexture);
TransformComponent ballTransform = new TransformComponent(ballID, ballTexture.Height, 0, 1, ballTexture.Width);
// Add components.
ComponentManager
.SetComponent(ballHitbox)
.SetComponent(ballPhysics)
.SetComponent(ballPosition)
.SetComponent(ballRender)
.SetComponent(ballTransform);
// Emit ball create event.
EventManager.Emit(new BallCreateEvent(ballID));
// Create player one paddle.
int paddleAID = EntityManager.CreateEntity();
// Load texture.
Texture2D paddleATexture = ContentManager.Load <Texture2D>("paddle");
// Create components.
CollidableComponent paddleACollidable = new CollidableComponent(paddleAID);
PhysicsComponent paddleAPhysics = new PhysicsComponent(paddleAID, 0, 0, 0, 0, 1, 0, 0);
PositionComponent paddleAPosition = new PositionComponent(paddleAID, 0, (engine.ScreenHeight / 2) - (paddleATexture.Height / 2));
Texture2DRenderComponent paddleARender = new Texture2DRenderComponent(paddleAID, 2, paddleATexture);
TransformComponent paddleATransform = new TransformComponent(paddleAID, paddleATexture.Height, 0, 1, paddleATexture.Width);
// Add components.
ComponentManager
.SetComponent(paddleACollidable)
.SetComponent(paddleAPhysics)
.SetComponent(paddleAPosition)
.SetComponent(paddleARender)
.SetComponent(paddleATransform);
// Emit paddle create event.
EventManager.Emit(new PaddleCreateEvent(paddleAID, 1));
// Create player two paddle.
int paddleBID = EntityManager.CreateEntity();
// Load texture.
Texture2D paddleBTexture = ContentManager.Load <Texture2D>("paddle");
// Create components.
CollidableComponent paddleBCollidable = new CollidableComponent(paddleBID);
PhysicsComponent paddleBPhysics = new PhysicsComponent(paddleBID, 0, 0, 0, 0, 1, 0, 0);
PositionComponent paddleBPosition = new PositionComponent(paddleBID, (engine.ScreenWidth - paddleBTexture.Width),
(engine.ScreenHeight / 2) - (paddleBTexture.Height / 2));
Texture2DRenderComponent paddleBRender = new Texture2DRenderComponent(paddleBID, 2, paddleBTexture);
TransformComponent paddleBTransform = new TransformComponent(paddleBID, paddleBTexture.Height, 0, 1, paddleBTexture.Width);
// Add components.
ComponentManager
.SetComponent(paddleBCollidable)
.SetComponent(paddleBPhysics)
.SetComponent(paddleBPosition)
.SetComponent(paddleBRender)
.SetComponent(paddleBTransform);
// Emit paddle create event.
EventManager.Emit(new PaddleCreateEvent(paddleBID, 2));
}
base.Run();
}
public override void Run()
{
// If there is no state, setup world.
if (State == WorldState.None)
{
// Initialise random number generator.
Random random = new Random();
// Var to hold IDs of created balls.
int[] ballIDs = new int[Pong.BallCount];
// Create balls.
for (int i = 0; i < ballIDs.Length; i++)
{
// Create ball.
int ballID = EntityManager.CreateEntity();
// Load texture.
Texture2D ballTexture = ContentManager.Load <Texture2D>("square");
// Create components.
HitboxCollisionComponent ballHitbox = new HitboxCollisionComponent(ballID);
PhysicsComponent ballPhysics = new PhysicsComponent(ballID, 0, 0, 0, 0, 1, 150, 150);
PositionComponent ballPosition = new PositionComponent(ballID,
random.Next(200, engine.ScreenWidth - 201) - (ballTexture.Width / 2),
random.Next(150, engine.ScreenHeight - 151) - (ballTexture.Height / 2));
Texture2DRenderComponent ballRender = new Texture2DRenderComponent(ballID, 1, ballTexture);
TransformComponent ballTransform = new TransformComponent(ballID, ballTexture.Height, 0, 0.35f, ballTexture.Width);
// Add components.
ComponentManager
.SetComponent(ballHitbox)
.SetComponent(ballPhysics)
.SetComponent(ballPosition)
.SetComponent(ballRender)
.SetComponent(ballTransform);
// Add ID to array.
ballIDs[i] = ballID;
}
// Emit ball create event.
EventManager.Emit(new BallCreateEvent(ballIDs));
// Create player one paddle.
int paddleAID = EntityManager.CreateEntity();
// Load texture.
Texture2D paddleATexture = ContentManager.Load <Texture2D>("paddle");
// Create components.
CollidableComponent paddleACollidable = new CollidableComponent(paddleAID);
PhysicsComponent paddleAPhysics = new PhysicsComponent(paddleAID, 0, 0, 0, 0, 1, 0, 0);
PositionComponent paddleAPosition = new PositionComponent(paddleAID, 0, (engine.ScreenHeight / 2) - (paddleATexture.Height / 2));
Texture2DRenderComponent paddleARender = new Texture2DRenderComponent(paddleAID, 2, paddleATexture);
TransformComponent paddleATransform = new TransformComponent(paddleAID, paddleATexture.Height, 0, 1, paddleATexture.Width);
// Add components.
ComponentManager
.SetComponent(paddleACollidable)
.SetComponent(paddleAPhysics)
.SetComponent(paddleAPosition)
.SetComponent(paddleARender)
.SetComponent(paddleATransform);
// Emit paddle create event.
EventManager.Emit(new PaddleCreateEvent(paddleAID, 1));
// Create player two paddle.
int paddleBID = EntityManager.CreateEntity();
// Load texture.
Texture2D paddleBTexture = ContentManager.Load <Texture2D>("paddle");
// Create components.
CollidableComponent paddleBCollidable = new CollidableComponent(paddleBID);
PhysicsComponent paddleBPhysics = new PhysicsComponent(paddleBID, 0, 0, 0, 0, 1, 0, 0);
PositionComponent paddleBPosition = new PositionComponent(paddleBID, (engine.ScreenWidth - paddleBTexture.Width),
(engine.ScreenHeight / 2) - (paddleBTexture.Height / 2));
Texture2DRenderComponent paddleBRender = new Texture2DRenderComponent(paddleBID, 2, paddleBTexture);
TransformComponent paddleBTransform = new TransformComponent(paddleBID, paddleBTexture.Height, 0, 1, paddleBTexture.Width);
// Add components.
ComponentManager
.SetComponent(paddleBCollidable)
.SetComponent(paddleBPhysics)
.SetComponent(paddleBPosition)
.SetComponent(paddleBRender)
.SetComponent(paddleBTransform);
// Emit paddle create event.
EventManager.Emit(new PaddleCreateEvent(paddleBID, 2));
}
base.Run();
}
