feat(Vehicle): Added keep engine running functionality (#1426)

src/backend/backend.cpp

@@ -6,9 +6,9 @@
 #include "script_patches.hpp"
 #include "services/context_menu/context_menu_service.hpp"
 #include "services/orbital_drone/orbital_drone.hpp"
+#include "services/squad_spawner/squad_spawner.hpp"
 #include "services/tunables/tunables_service.hpp"
 #include "services/vehicle/vehicle_control_service.hpp"
-#include "services/squad_spawner/squad_spawner.hpp"
 #include "thread_pool.hpp"
 
 

src/backend/looped/vehicle/keep_engine_running.cpp

@@ -0,0 +1,29 @@
+#include "backend/looped_command.hpp"
+#include "natives.hpp"
+
+namespace big
+{
+	class keep_engine_running : looped_command
+	{
+		using looped_command::looped_command;
+
+		virtual void on_tick() override
+		{
+			if (ENTITY::DOES_ENTITY_EXIST(self::veh) && !VEHICLE::GET_IS_VEHICLE_ENGINE_RUNNING(self::veh))
+			{
+				VEHICLE::SET_VEHICLE_KEEP_ENGINE_ON_WHEN_ABANDONED(self::veh, true);
+			}
+		}
+
+		virtual void on_disable() override
+		{
+			if (ENTITY::DOES_ENTITY_EXIST(self::veh) && VEHICLE::GET_IS_VEHICLE_ENGINE_RUNNING(self::veh))
+			{
+				VEHICLE::SET_VEHICLE_KEEP_ENGINE_ON_WHEN_ABANDONED(self::veh, false);
+			}
+		}
+	};
+
+	keep_engine_running g_keep_engine_running("keepengine", "Keep Engine Running", "Keeps the engine running when you exit the vehicle",
+	    g.vehicle.keep_engine_running);
+}

src/core/globals.hpp

@@ -641,6 +641,7 @@ namespace big
 			bool no_water_collision                     = false;
 			bool disable_engine_auto_start              = false;
 			bool change_engine_state_immediately        = false;
+			bool keep_engine_running                    = false;
 			bool vehinvisibility                        = false;
 			bool localveh_visibility                    = false;
 			bool localped_visibility                    = true;
@@ -649,7 +650,7 @@ namespace big
 			bool unlimited_weapons                      = false;
 			bool siren_mute                             = false;
 
-			NLOHMANN_DEFINE_TYPE_INTRUSIVE(vehicle, speedo_meter, fly, rainbow_paint, speed_unit, god_mode, proof_bullet, proof_fire, proof_collision, proof_melee, proof_explosion, proof_steam, proof_water, proof_mask, auto_drive_destination, auto_drive_style, auto_drive_speed, auto_turn_signals, boost_behavior, drive_on_water, horn_boost, instant_brake, block_homing, seatbelt, turn_signals, vehicle_jump, keep_vehicle_repaired, no_water_collision, disable_engine_auto_start, change_engine_state_immediately, vehinvisibility, localveh_visibility, localped_visibility, keep_on_ground, no_collision, unlimited_weapons, siren_mute)
+			NLOHMANN_DEFINE_TYPE_INTRUSIVE(vehicle, speedo_meter, fly, rainbow_paint, speed_unit, god_mode, proof_bullet, proof_fire, proof_collision, proof_melee, proof_explosion, proof_steam, proof_water, proof_mask, auto_drive_destination, auto_drive_style, auto_drive_speed, auto_turn_signals, boost_behavior, drive_on_water, horn_boost, instant_brake, block_homing, seatbelt, turn_signals, vehicle_jump, keep_vehicle_repaired, no_water_collision, disable_engine_auto_start, change_engine_state_immediately, keep_engine_running, vehinvisibility, localveh_visibility, localped_visibility, keep_on_ground, no_collision, unlimited_weapons, siren_mute)
 		} vehicle{};
 
 		struct weapons

src/util/vehicle.hpp

@@ -613,15 +613,15 @@ namespace big::vehicle
 
 	inline void max_vehicle_performance(Vehicle veh)
 	{
-		if(entity::take_control_of(veh))
+		if (entity::take_control_of(veh))
 		{
 			VehicleModType perfomance_mods[] = {MOD_ENGINE, MOD_BRAKES, MOD_TRANSMISSION, MOD_SUSPENSION, MOD_ARMOR, MOD_NITROUS, MOD_TURBO};
 			VEHICLE::SET_VEHICLE_MOD_KIT(veh, 0);
 
-			for(auto mod_slot : perfomance_mods)
+			for (auto mod_slot : perfomance_mods)
 			{
-				if(mod_slot != MOD_NITROUS && mod_slot != MOD_TURBO)
+				if (mod_slot != MOD_NITROUS && mod_slot != MOD_TURBO)
-					VEHICLE::SET_VEHICLE_MOD(veh, mod_slot, VEHICLE::GET_NUM_VEHICLE_MODS(veh, mod_slot) -1, true);
+					VEHICLE::SET_VEHICLE_MOD(veh, mod_slot, VEHICLE::GET_NUM_VEHICLE_MODS(veh, mod_slot) - 1, true);
 				else
 					VEHICLE::TOGGLE_VEHICLE_MOD(veh, mod_slot, true);
 			}

src/views/vehicle/view_vehicle.cpp

@@ -52,6 +52,8 @@ namespace big
 		ImGui::Checkbox("DISABLE_ENGINE_AUTO_START"_T.data(), &g.vehicle.disable_engine_auto_start);
 		ImGui::SameLine();
 		ImGui::Checkbox("CHANGE_STATE_IMMEDIATELY"_T.data(), &g.vehicle.change_engine_state_immediately);
+		ImGui::SameLine();
+		components::command_checkbox<"keepengine">();
 
 		ImGui::Separator();