void UpdateAllSystems()
{
if (m_systemSortDirty)
{
SortSystems();
}
// Update all unmanaged and managed systems together, in the correct sort order.
// The master update list contains indices for both managed and unmanaged systems.
// Negative values indicate an index in the unmanaged system list.
// Positive values indicate an index in the managed system list.
for (int i = 0; i < m_MasterUpdateList.Length; ++i)
{
try
{
var index = m_MasterUpdateList[i];
if (!index.IsManaged)
{
// Update unmanaged (burstable) code.
SystemState *sys = World.ResolveSystemState(m_UnmanagedSystemsToUpdate[index.Index]);
if (sys != null)
{
if (SystemBase.UnmanagedUpdate(sys, out var details))
{
#if ENABLE_UNITY_COLLECTIONS_CHECKS
var metaIndex = sys->m_UnmanagedMetaIndex;
var systemDebugName = SystemBaseRegistry.GetDebugName(metaIndex);
var errorString = details.FormatToString(systemDebugName);
Debug.LogError(errorString);
#endif
}
}
}
else
{
// Update managed code.
var sys = m_systemsToUpdate[index.Index];
sys.Update();
}
}
catch (Exception e)
{
Debug.LogException(e);
#if UNITY_DOTSPLAYER
// When in a DOTS Runtime build, throw this upstream -- continuing after silently eating an exception
// is not what you'll want, except maybe once we have LiveLink. If you're looking at this code
// because your LiveLink dots runtime build is exiting when you don't want it to, feel free
// to remove this block, or guard it with something to indicate the player is not for live link.
throw;
#endif
}
if (World.QuitUpdate)
{
break;
}
}
}
private void FreeSlot(ushort handle, SystemState *statePtr)
{
var systemPtr = statePtr->m_SystemPtr;
// If the system ptr is not null, this is an unmanaged system and we need to actually destroy it.
if (systemPtr != null)
{
try
{
SystemBaseRegistry.CallOnStopRunning(statePtr);
SystemBaseRegistry.CallOnDestroy(statePtr);
}
catch (Exception ex)
{
Debug.LogException(ex);
}
}
statePtr->Dispose();
_stateMemory.Free(handle);
}
