Added: UiTick in EventHandlers, a callback that executes at 35fps on every handler in ui scope;

Removed: RenderOverlay, RenderFrame (commented out), Create, CreateOnce, Register, Unregister (completely)

src/events.cpp

@@ -471,6 +471,7 @@ DEFINE_EVENT_LOOPER(RenderFrame)
 DEFINE_EVENT_LOOPER(RenderOverlay)
 DEFINE_EVENT_LOOPER(WorldLightning)
 DEFINE_EVENT_LOOPER(WorldTick)
+DEFINE_EVENT_LOOPER(UiTick)
 
 // declarations
 IMPLEMENT_CLASS(DStaticEventHandler, false, true);
@@ -686,6 +687,7 @@ DEFINE_EMPTY_HANDLER(DStaticEventHandler, PlayerDisconnected)
 
 DEFINE_EMPTY_HANDLER(DStaticEventHandler, UiProcess);
 DEFINE_EMPTY_HANDLER(DStaticEventHandler, InputProcess);
+DEFINE_EMPTY_HANDLER(DStaticEventHandler, UiTick);
 
 DEFINE_EMPTY_HANDLER(DStaticEventHandler, ConsoleProcess);
 DEFINE_EMPTY_HANDLER(DStaticEventHandler, NetworkProcess);
@@ -851,9 +853,8 @@ void DStaticEventHandler::WorldTick()
 		// don't create excessive DObjects if not going to be processed anyway
 		if (func == DStaticEventHandler_WorldTick_VMPtr)
 			return;
-		FWorldEvent e = E_SetupWorldEvent();
-		VMValue params[2] = { (DStaticEventHandler*)this, &e };
-		GlobalVMStack.Call(func, params, 2, nullptr, 0, nullptr);
+		VMValue params[2] = { (DStaticEventHandler*)this };
+		GlobalVMStack.Call(func, params, 1, nullptr, 0, nullptr);
 	}
 }
 
@@ -1054,6 +1055,18 @@ bool DStaticEventHandler::InputProcess(const event_t* ev)
 	return false;
 }
 
+void DStaticEventHandler::UiTick()
+{
+	IFVIRTUAL(DStaticEventHandler, UiTick)
+	{
+		// don't create excessive DObjects if not going to be processed anyway
+		if (func == DStaticEventHandler_UiTick_VMPtr)
+			return;
+		VMValue params[2] = { (DStaticEventHandler*)this };
+		GlobalVMStack.Call(func, params, 1, nullptr, 0, nullptr);
+	}
+}
+
 void DStaticEventHandler::ConsoleProcess(int player, FString name, int arg1, int arg2, int arg3, bool manual)
 {
 	if (player < 0)

src/events.h

@@ -41,8 +41,10 @@ void E_WorldThingDamaged(AActor* actor, AActor* inflictor, AActor* source, int d
 void E_WorldThingDestroyed(AActor* actor);
 // same as ACS SCRIPT_Lightning
 void E_WorldLightning();
-// this executes on every tick, before everything
+// this executes on every tick, before everything, only when in valid level and not paused
 void E_WorldTick();
+// this executes on every tick on UI side, always
+void E_UiTick();
 // called on each render frame once.
 void E_RenderFrame();
 // called after everything's been rendered, but before console/menus
@@ -150,6 +152,7 @@ public:
 	// return true if handled.
 	bool InputProcess(const event_t* ev);
 	bool UiProcess(const event_t* ev);
+	void UiTick();
 	
 	// 
 	void ConsoleProcess(int player, FString name, int arg1, int arg2, int arg3, bool manual);

src/g_game.cpp

@@ -1223,6 +1223,9 @@ void G_Ticker ()
 		}
 	}
 
+	// [ZZ] also tick the UI part of the events
+	E_UiTick();
+
 	// do main actions
 	switch (gamestate)
 	{

wadsrc/static/zscript/events.txt

@@ -285,13 +285,8 @@ class StaticEventHandler : Object native play version("2.4")
 {
     // static event handlers CAN register other static event handlers.
     // unlike EventHandler.Create that will not create them.
-    clearscope static native StaticEventHandler Create(class<StaticEventHandler> type);
-    clearscope static native StaticEventHandler CreateOnce(class<StaticEventHandler> type);
     clearscope static native StaticEventHandler Find(Class<StaticEventHandler> type); // just for convenience. who knows.
     
-    clearscope static native bool Register(StaticEventHandler handler);
-    clearscope static native bool Unregister(StaticEventHandler handler);
-    
     // these are called when the handler gets registered or unregistered
     // you can set Order/IsUiProcessor here.
     virtual native void OnRegister();
@@ -306,11 +301,11 @@ class StaticEventHandler : Object native play version("2.4")
     virtual native void WorldThingDamaged(WorldEvent e);
     virtual native void WorldThingDestroyed(WorldEvent e);
     virtual native void WorldLightning(WorldEvent e); // for the sake of completeness.
-    virtual native void WorldTick(WorldEvent e);
+    virtual native void WorldTick();
 
     //
-    virtual native ui void RenderFrame(RenderEvent e);
-    virtual native ui void RenderOverlay(RenderEvent e);
+    //virtual native ui void RenderFrame(RenderEvent e);
+    //virtual native ui void RenderOverlay(RenderEvent e);
     
     //
     virtual native void PlayerEntered(PlayerEvent e);
@@ -321,6 +316,7 @@ class StaticEventHandler : Object native play version("2.4")
     //
     virtual native ui bool UiProcess(UiEvent e);
     virtual native ui bool InputProcess(InputEvent e);
+    virtual native ui void UiTick();
     
     //
     virtual native ui void ConsoleProcess(ConsoleEvent e);
@@ -339,12 +335,6 @@ class StaticEventHandler : Object native play version("2.4")
 
 class EventHandler : StaticEventHandler native version("2.4")
 {
-    clearscope static native StaticEventHandler Create(class<StaticEventHandler> type);
-    clearscope static native StaticEventHandler CreateOnce(class<StaticEventHandler> type);
     clearscope static native StaticEventHandler Find(class<StaticEventHandler> type);
-
-    clearscope static native bool Register(StaticEventHandler handler);
-    clearscope static native bool Unregister(StaticEventHandler handler);
-    
     clearscope static native void SendNetworkEvent(String name, int arg1 = 0, int arg2 = 0, int arg3 = 0);
 }