Bubel/bubel-ecs
2
0
Fork 0
Code Issues 1 Pull requests 2 Projects Releases Packages Wiki Activity Actions

Add unregisterSystem functionality

Browse source
This commit is contained in:
Michał Masiukiewicz 2022-11-10 10:18:46 +01:00 • committed by Mergul
parent 881d6d113b
commit 5f4ba90b3e
2 changed files with 37 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

29
source/bubel/ecs/manager.d
View file

@ -172,6 +172,8 @@ export struct EntityManager
foreach (ref system; systems)
{
if (system.isAlive() == false)
continue;
if (system.m_empty)
{
if (system.m_update)
@ -236,6 +238,8 @@ export struct EntityManager
foreach (ref system; systems)
{
if (system.isAlive() == false)
continue;
foreach (caller; system.m_event_callers)
{
event_callers[caller.id]++;
@ -252,6 +256,8 @@ export struct EntityManager
foreach (ref system; systems)
{
if (system.isAlive() == false)
continue;
foreach (caller; system.m_event_callers)
{
events[caller.id].callers[event_callers[caller.id]].callback = caller.callback;
@ -328,6 +334,21 @@ export struct EntityManager
allocator.freeMemory();
}
/************************************************************************************************************************
Unregister given system form EntityManager.
*/
void unregisterSystem(Sys)()
{
assert(register_state, "unregisterSystem must be called between beginRegister() and endRegister().");
ushort system_id = becsID!Sys;
System* system = getSystem(system_id);
assert(system, "System was not registered");
assert(system.isAlive, "System already unregistered");
system.destroy();
*system = System.init;
}
/************************************************************************************************************************
Same as "void registerSystem(Sys)(int priority, int pass = 0)" but use pass name instead of id.
*/
@ -1887,6 +1908,8 @@ export struct EntityManager
foreach (i, ref system; systems)
{
if (system.isAlive() == false)
continue;
if (system.m_empty)
continue;
if (system.m_update is null)
@ -3095,6 +3118,8 @@ export struct EntityManager
foreach (ref system; systems)
{
if (system.isAlive() == false)
continue;
if (system.enabled && system.m_begin)
system.m_execute = (cast(bool function(void*)) system.m_begin)(
system.m_system_pointer);
@ -3109,6 +3134,10 @@ export struct EntityManager
foreach (ref system; systems)
{
if (system.isAlive() == false)
{
continue;
}
if (system.enabled && system.m_end)
(cast(void function(void*)) system.m_end)(system.m_system_pointer);
}

8
source/bubel/ecs/system.d
View file

@ -89,6 +89,14 @@ struct System
return cast(const(char)[]) m_name;
}
/************************************************************************************************************************
Return false if system was unregistered, true otherwise.
*/
export bool isAlive() nothrow @nogc
{
return m_system_pointer != null;
}
package:
void destroy()