Add engineIsModelValid

Client/mods/deathmatch/logic/luadefs/CLuaEngineDefs.cpp

@@ -150,6 +150,7 @@ void CLuaEngineDefs::LoadFunctions()
         {"engineGetPoolUsedCapacity", ArgumentParser<EngineGetPoolUsedCapacity>},
         {"engineSetPoolCapacity", ArgumentParser<EngineSetPoolCapacity>},
         {"enginePreloadWorldArea", ArgumentParser<EnginePreloadWorldArea>},
+        {"engineIsModelValid", ArgumentParser<EngineIsModelValid>}
 
         // CLuaCFunctions::AddFunction ( "engineReplaceMatchingAtomics", EngineReplaceMatchingAtomics );
         // CLuaCFunctions::AddFunction ( "engineReplaceWheelAtomics", EngineReplaceWheelAtomics );
@@ -2593,3 +2594,13 @@ void CLuaEngineDefs::EnginePreloadWorldArea(CVector position, std::optional<Prel
     if (option == PreloadAreaOption::ALL || option == PreloadAreaOption::COLLISIONS)
         g_pGame->GetStreaming()->LoadSceneCollision(&position);
 }
+
+bool CLuaEngineDefs::EngineIsModelValid(uint uiModelId)
+{
+    CModelInfo* pModelInfo = g_pGame->GetModelInfo(uiModelId);
+
+    if (uiModelId >= 20000 || !pModelInfo)
+        return false;
+
+    return true;
+}

Client/mods/deathmatch/logic/luadefs/CLuaEngineDefs.h

@@ -82,6 +82,7 @@ class CLuaEngineDefs : public CLuaDefs
     static bool                                            EngineRestreamWorld();
     static bool                                            EngineSetModelVisibleTime(std::string strModelId, char cHourOn, char cHourOff);
     static std::variant<bool, CLuaMultiReturn<char, char>> EngineGetModelVisibleTime(std::string strModelId);
+    static bool                                            EngineIsModelValid(uint uiModelID);
 
     static size_t EngineGetPoolCapacity(ePools pool);
     static size_t EngineGetPoolDefaultCapacity(ePools pool);