public void Convert(Entity entity, EntityManager dstManager, GameObjectConversionSystem conversionSystem)
{
var speed = new BallMoveSpeed {
Value = moveSpeed
};
dstManager.AddComponentData(entity, speed);
}
/// <summary>
/// Spawn a certain number of Entities；产生count个实体
/// </summary>
/// <param name="count">count to spawn</param>
void spawnEntities(int count)
{
Entity entity;
Vector2 circle;
Entity enPrefab = GameObjectConversionUtility.ConvertGameObjectHierarchy(prefab, World.Active);
#region Record the count of spawned Entities 记录现有实体数量
if (ballCount >= maxCount)
{
entityManager.DestroyEntity(enPrefab);
return;
}
else if (ballCount + count > maxCount)
{
count = maxCount - ballCount;
ballCount = maxCount;
}
else
{
ballCount += count;
}
info.text = "Entities:" + ballCount.ToString();
#endregion
for (int i = 0; i < count; i++)
{
entity = entityManager.Instantiate(enPrefab);
circle = UnityEngine.Random.insideUnitCircle * Range;
Translation pos = new Translation()
{
Value = new float3(circle.x, 0, circle.y)
};
BallMoveSpeed speed = new BallMoveSpeed()
{
Value = UnityEngine.Random.Range(1, maxSpeed)
};
entityManager.SetComponentData(entity, pos);
entityManager.SetComponentData(entity, speed);
}
entityManager.DestroyEntity(enPrefab);
}