/// <summary>
/// Adds new system to processing.
/// </summary>
/// <param name="system">System instance.</param>
public EcsSystems Add(IEcsSystem system)
{
#if DEBUG
if (system == null)
{
throw new ArgumentNullException();
}
#endif
EcsInjections.Inject(_world, system);
var preInitSystem = system as IEcsPreInitSystem;
if (preInitSystem != null)
{
_preInitSystems.Add(preInitSystem);
}
var initSystem = system as IEcsInitSystem;
if (initSystem != null)
{
_initSystems.Add(initSystem);
}
var runSystem = system as IEcsRunSystem;
if (runSystem != null)
{
if (_runSystemsCount == _runSystems.Length)
{
var newRunSystems = new IEcsRunSystem[_runSystemsCount << 1];
Array.Copy(_runSystems, 0, newRunSystems, 0, _runSystemsCount);
_runSystems = newRunSystems;
}
_runSystems[_runSystemsCount++] = runSystem;
}
return(this);
}
/// <summary>
/// Gets all run systems.
/// </summary>
/// <param name="list">List to put results in it. If null - will be created.</param>
/// <returns>Amount of systems in list.</returns>
public int GetRunSystems(ref IEcsRunSystem[] list)
{
if (list == null || list.Length < _runSystemsCount)
{
list = new IEcsRunSystem[_runSystemsCount];
}
Array.Copy(_runSystems, 0, list, 0, _runSystemsCount);
return(_runSystemsCount);
}
public int GetRunSystems(ref IEcsRunSystem[] list)
{
var itemsCount = _runSystemsCount;
if (itemsCount == 0)
{
return(0);
}
if (list == null || list.Length < itemsCount)
{
list = new IEcsRunSystem[_runSystems.Length];
}
for (int i = 0, iMax = itemsCount; i < iMax; i++)
{
list[i] = _runSystems[i];
}
return(itemsCount);
}
public void AddUpdateSystem(IEcsRunSystem system)
{
updateSystems.Add(system);
}