Added RenderUnderlay.

- Works exactly like RenderOverlay, but is drawn behind the status bar/huds instead.

# Conflicts:
#	src/events.cpp
#	src/events.h

src/events.cpp

@@ -511,6 +511,12 @@ void E_RenderOverlay(EHudState state)
 		handler->RenderOverlay(state);
 }
 
+void E_RenderUnderlay(EHudState state)
+{
+	for (DStaticEventHandler* handler = E_FirstEventHandler; handler; handler = handler->next)
+		handler->RenderUnderlay(state);
+}
+
 bool E_CheckUiProcessors()
 {
 	for (DStaticEventHandler* handler = E_FirstEventHandler; handler; handler = handler->next)
@@ -972,6 +978,19 @@ void DStaticEventHandler::RenderOverlay(EHudState state)
 	}
 }
 
+void DStaticEventHandler::RenderUnderlay(EHudState state)
+{
+	IFVIRTUAL(DStaticEventHandler, RenderUnderlay)
+	{
+		// don't create excessive DObjects if not going to be processed anyway
+		if (isEmpty(func)) return;
+		FRenderEvent e = E_SetupRenderEvent();
+		e.HudState = int(state);
+		VMValue params[2] = { (DStaticEventHandler*)this, &e };
+		VMCall(func, params, 2, nullptr, 0);
+	}
+}
+
 void DStaticEventHandler::PlayerEntered(int num, bool fromhub)
 {
 	IFVIRTUAL(DStaticEventHandler, PlayerEntered)

src/events.h

@@ -66,6 +66,8 @@ void E_PostUiTick();
 void E_RenderFrame();
 // called after everything's been rendered, but before console/menus
 void E_RenderOverlay(EHudState state);
+// called after everything's been rendered, but before console/menus/huds
+void E_RenderUnderlay(EHudState state);
 // this executes when a player enters the level (once). PlayerEnter+inhub = RETURN
 void E_PlayerEntered(int num, bool fromhub);
 // this executes when a player respawns. includes resurrect cheat.
@@ -171,6 +173,7 @@ public:
 	//
 	void RenderFrame();
 	void RenderOverlay(EHudState state);
+	void RenderUnderlay(EHudState state);
 
 	//
 	void PlayerEntered(int num, bool fromhub);

src/g_statusbar/shared_sbar.cpp

@@ -1162,6 +1162,7 @@ void DBaseStatusBar::SetMugShotState(const char *stateName, bool waitTillDone, b
 void DBaseStatusBar::DrawBottomStuff (EHudState state)
 {
 	DrawMessages (HUDMSGLayer_UnderHUD, (state == HUD_StatusBar) ? GetTopOfStatusbar() : SCREENHEIGHT);
+	E_RenderUnderlay(state);
 }
 
 //---------------------------------------------------------------------------

wadsrc/static/zscript/events.zs

@@ -336,6 +336,7 @@ class StaticEventHandler : Object native play version("2.4")
     //
     //virtual ui void RenderFrame(RenderEvent e) {}
     virtual ui void RenderOverlay(RenderEvent e) {}
+	virtual ui void RenderUnderlay(RenderEvent e) {}
     
     //
     virtual void PlayerEntered(PlayerEvent e) {}