public void Add_AddComponentToExistingEntity()
{
var entity = new EcsEntity();
var component1 = new TestComponent1();
var component2 = new TestComponent2();
entity.AddComponent(component1);
_ecsStoreService.AddEntity(entity);
Assert.AreEqual(1, _ecsStore.EntitiesByComponents.Count);
entity.AddComponent(component2);
Assert.AreEqual(2, _ecsStore.EntitiesByComponents.Count);
Assert.AreEqual(1, _ecsStore.EntitiesByComponents[typeof(TestComponent1)].Count);
Assert.AreEqual(1, _ecsStore.EntitiesByComponents[typeof(TestComponent2)].Count);
var entityByComponent1 = _ecsStore.EntitiesByComponents[typeof(TestComponent1)]?.FirstOrDefault();
var entityByComponent2 = _ecsStore.EntitiesByComponents[typeof(TestComponent2)]?.FirstOrDefault();
Assert.AreEqual(entity, entityByComponent1);
Assert.AreEqual(entity, entityByComponent2);
}
private EcsEntity CreatePlayer()
{
var windowSize = new Vector3(this.GraphicsDevice.Viewport.Bounds.Size.ToVector2(), 0.0f);
var player = new EcsEntity(_world);
player.Name = "Player";
var transform = player.AddComponent <EcsTransformComponent>();
transform.Position = windowSize / 2.0f;
transform.Scale = Vector3.One / 2.0f;
var sprite = player.AddComponent <EcsSpriteComponent>();
sprite.Texture = this.Content.Load <Texture2D>("Box");
var speed = player.AddComponent <EcsSpeedComponent>();
speed.Speed = 200.0f;
var shoot = player.AddComponent <ShootComponent>();
shoot.ShootInterval = 0.2f;
player.AddComponent <EcsGamePadInputComponent>();
return(player);
}
public void Add_ManyComponents()
{
var entity = new EcsEntity();
var component1 = new TestComponent1();
var component2 = new TestComponent2();
entity
.AddComponent(component1)
.AddComponent(component2);
_ecsStoreService.AddEntity(entity);
var actualEntity = _ecsStore.Entities.FirstOrDefault();
Assert.AreEqual(_ecsStore.Entities.Count, 1);
Assert.AreEqual(entity, actualEntity.Value);
var entityByComponent1 = _ecsStore.EntitiesByComponents[typeof(TestComponent1)]?.FirstOrDefault();
var entityByComponent2 = _ecsStore.EntitiesByComponents[typeof(TestComponent2)]?.FirstOrDefault();
Assert.AreEqual(entity, entityByComponent1);
Assert.AreEqual(entity, entityByComponent2);
Assert.AreEqual(2, _ecsStore.EntitiesByComponents.Count);
Assert.AreEqual(1, _ecsStore.EntitiesByComponents[typeof(TestComponent1)].Count);
Assert.AreEqual(1, _ecsStore.EntitiesByComponents[typeof(TestComponent2)].Count);
}
private EcsEntity CreateBullet()
{
var bullet = new EcsEntity(_world);
bullet.Name = "Bullet";
var transform = bullet.AddComponent <EcsTransformComponent>();
transform.Scale = Vector3.One / 10.0f;
var sprite = bullet.AddComponent <EcsSpriteComponent>();
sprite.Texture = this.Content.Load <Texture2D>("Box");
var speed = bullet.AddComponent <EcsSpeedComponent>();
speed.Speed = 800.0f;
bullet.AddComponent <MoveDirectionComponent>();
return(bullet);
}
public void Get_FewComponents_ByOneInterface_WithDifferentTimeCreatingOfComponent()
{
var entity1 = new EcsEntity()
.AddComponent(new TestComponent2());
var entity2 = new EcsEntity()
.AddComponent(new TestComponent1());
_ecsStoreService.AddEntity(entity1).AddEntity(entity2);
entity2.AddComponent(new TestComponent2());
var actualEntities = _ecsStoreService.GetEntities(typeof(TestComponent2));
Assert.AreEqual(2, actualEntities.Count);
Assert.AreEqual(entity1, actualEntities[0]);
Assert.AreEqual(entity2, actualEntities[1]);
}