Background map support (#870)

* hide gui elements we do not want

* overwrite valve.rc with startupmenu

mp/game/neo/cfg/valve.rc

@@ -0,0 +1,16 @@
+// load the base configuration
+//exec default.cfg
+
+// Setup custom controller
+exec joystick.cfg
+
+// run a user script file if present
+exec autoexec.cfg
+
+//
+// stuff command line statements
+//
+stuffcmds
+
+// background map
+startupmenu

mp/src/game/client/hud_basechat.cpp

@@ -1802,6 +1802,10 @@ void CBaseHudChat::LevelShutdown( void )
 //-----------------------------------------------------------------------------
 void CBaseHudChat::ChatPrintf( int iPlayerIndex, int iFilter, const char *fmt, ... )
 {
+	if (engine->IsLevelMainMenuBackground())
+	{
+		return;
+	}
 	va_list marker;
 	char msg[4096];
 

mp/src/game/client/neo/c_neo_player.cpp

@@ -1289,7 +1289,7 @@ void C_NEO_Player::Spawn( void )
 			}
 		}
 
-		if (GetTeamNumber() == TEAM_UNASSIGNED)
+		if (GetTeamNumber() == TEAM_UNASSIGNED && !engine->IsLevelMainMenuBackground())
 		{
 			engine->ClientCmd(teammenu.GetName());
 		}

mp/src/game/client/neo/ui/neo_hud_childelement.h

@@ -53,7 +53,7 @@ class CNEOHud_ChildElement
 
 	void PaintNeoElement()
 	{
-		if (!engine->IsDrawingLoadingImage())
+		if (!engine->IsDrawingLoadingImage() && !engine->IsLevelMainMenuBackground())
 		{
 			if (ShouldUpdateYet())
 			{

mp/src/game/client/neo/ui/neo_root.cpp

@@ -535,14 +535,14 @@ void CNeoRoot::MainLoopRoot(const MainLoopParam param)
 	NeoUI::BeginContext(&g_uiCtx, param.eMode, nullptr, "CtxRoot");
 	NeoUI::BeginSection(true);
 	{
-		const int iFlagToMatch = engine->IsInGame() ? FLAG_SHOWINGAME : FLAG_SHOWINMAIN;
+		const int iFlagToMatch = IsInGame() ? FLAG_SHOWINGAME : FLAG_SHOWINMAIN;
 		for (int i = 0; i < BTNS_TOTAL; ++i)
 		{
 			const auto btnInfo = BTNS_INFO[i];
 			if (btnInfo.flags & iFlagToMatch)
 			{
 				const auto retBtn = NeoUI::Button(m_wszDispBtnTexts[i]);
-				if (retBtn.bPressed || (i == MMBTN_QUIT && !engine->IsInGame() && NeoUI::Bind(KEY_ESCAPE)))
+				if (retBtn.bPressed || (i == MMBTN_QUIT && !IsInGame() && NeoUI::Bind(KEY_ESCAPE)))
 				{
 					surface()->PlaySound("ui/buttonclickrelease.wav");
 					if (btnInfo.gamemenucommand)
@@ -670,7 +670,7 @@ void CNeoRoot::MainLoopRoot(const MainLoopParam param)
 
 	g_uiCtx.dPanel.x = iRightXPos;
 	g_uiCtx.dPanel.y = iRightSideYStart;
-	if (engine->IsInGame())
+	if (IsInGame())
 	{
 		g_uiCtx.dPanel.wide = m_flWideAs43 * 0.7f;
 		g_uiCtx.flWgXPerc = 0.25f;
@@ -681,7 +681,7 @@ void CNeoRoot::MainLoopRoot(const MainLoopParam param)
 	}
 	NeoUI::BeginSection();
 	{
-		if (engine->IsInGame())
+		if (IsInGame())
 		{
 			// Show the current server's information
 			NeoUI::Label(L"Hostname:", m_wszHostname);
@@ -868,7 +868,7 @@ void CNeoRoot::MainLoopNewGame(const MainLoopParam param)
 				NeoUI::Pad();
 				if (NeoUI::Button(L"Start").bPressed)
 				{
-					if (engine->IsInGame())
+					if (IsInGame())
 					{
 						engine->ClientCmd_Unrestricted("disconnect");
 					}
@@ -1107,7 +1107,7 @@ void CNeoRoot::MainLoopServerBrowser(const MainLoopParam param)
 				{
 					if (bEnterServer || NeoUI::Button(L"Enter").bPressed)
 					{
-						if (engine->IsInGame())
+						if (IsInGame())
 						{
 							engine->ClientCmd_Unrestricted("disconnect");
 						}
@@ -1278,7 +1278,7 @@ void CNeoRoot::MainLoopServerDetails(const MainLoopParam param)
 
 void CNeoRoot::MainLoopPlayerList(const MainLoopParam param)
 {
-	if (engine->IsInGame())
+	if (IsInGame())
 	{
 		const int iTallTotal = g_uiCtx.iRowTall * (g_iRowsInScreen + 2);
 		g_uiCtx.dPanel.wide = g_iRootSubPanelWide;

mp/src/game/client/neo/ui/neo_root.h

@@ -125,6 +125,7 @@ class CNeoRoot : public vgui::EditablePanel, public CGameEventListener
 	void OnCursorMoved(int x, int y) final;
 	void OnTick() final;
 	void FireGameEvent(IGameEvent *event) final;
+	bool IsInGame() { return (engine->IsInGame() && !engine->IsLevelMainMenuBackground()); }
 
 	void OnMainLoop(const NeoUI::Mode eMode);
 

mp/src/game/shared/neo/neo_gamerules.cpp

@@ -752,6 +752,14 @@ void CNEORules::CheckGameType()
 
 void CNEORules::Think(void)
 {
+#ifdef GAME_DLL
+	if (gpGlobals->eLoadType == MapLoad_Background)
+#else // CLIENT_DLL
+	if (engine->IsLevelMainMenuBackground())
+#endif // GAME_DLL || CLIENT_DLL
+	{
+		return;
+	}
 #ifdef GAME_DLL
 	const bool bIsIdleState = m_nRoundStatus == NeoRoundStatus::Idle || m_nRoundStatus == NeoRoundStatus::Warmup;
 	bool bIsPause = m_nRoundStatus == NeoRoundStatus::Pause;