Fix #12010: Use economy timer for vehicle stats minimum age, not calendar (#12142)

src/aircraft_cmd.cpp

@@ -456,6 +456,7 @@ void Aircraft::OnNewCalendarDay()
 void Aircraft::OnNewEconomyDay()
 {
 	if (!this->IsNormalAircraft()) return;
+	EconomyAgeVehicle(this);
 
 	if ((++this->day_counter & 7) == 0) DecreaseVehicleValue(this);
 

src/economy.cpp

@@ -215,7 +215,7 @@ int UpdateCompanyRatingAndValue(Company *c, bool update)
 			if (v->owner != owner) continue;
 			if (IsCompanyBuildableVehicleType(v->type) && v->IsPrimaryVehicle()) {
 				if (v->profit_last_year > 0) num++; // For the vehicle score only count profitable vehicles
-				if (v->age > 730) {
+				if (v->economy_age > VEHICLE_PROFIT_MIN_AGE) {
 					/* Find the vehicle with the lowest amount of profit */
 					if (min_profit_first || min_profit > v->profit_last_year) {
 						min_profit = v->profit_last_year;

src/group_cmd.cpp

@@ -142,7 +142,7 @@ uint16_t GroupStatistics::GetNumEngines(EngineID engine) const
 	stats.num_vehicle += delta;
 	stats.profit_last_year += v->GetDisplayProfitLastYear() * delta;
 
-	if (v->age > VEHICLE_PROFIT_MIN_AGE) {
+	if (v->economy_age > VEHICLE_PROFIT_MIN_AGE) {
 		stats_all.num_vehicle_min_age += delta;
 		stats_all.profit_last_year_min_age += v->GetDisplayProfitLastYear() * delta;
 		stats.num_vehicle_min_age += delta;
@@ -209,7 +209,7 @@ uint16_t GroupStatistics::GetNumEngines(EngineID engine) const
 	for (const Vehicle *v : Vehicle::Iterate()) {
 		if (v->IsPrimaryVehicle()) {
 			GroupStatistics::AddProfitLastYear(v);
-			if (v->age > VEHICLE_PROFIT_MIN_AGE) GroupStatistics::VehicleReachedMinAge(v);
+			if (v->economy_age > VEHICLE_PROFIT_MIN_AGE) GroupStatistics::VehicleReachedMinAge(v);
 		}
 	}
 }

src/roadveh_cmd.cpp

@@ -1728,6 +1728,7 @@ void RoadVehicle::OnNewCalendarDay()
 void RoadVehicle::OnNewEconomyDay()
 {
 	if (!this->IsFrontEngine()) return;
+	EconomyAgeVehicle(this);
 
 	if ((++this->day_counter & 7) == 0) DecreaseVehicleValue(this);
 	if (this->blocked_ctr == 0) CheckVehicleBreakdown(this);

src/saveload/saveload.h

@@ -376,7 +376,8 @@ enum SaveLoadVersion : uint16_t {
 	SLV_MAX_LOAN_FOR_COMPANY,               ///< 330  PR#11224 Separate max loan for each company.
 	SLV_DEPOT_UNBUNCHING,                   ///< 331  PR#11945 Allow unbunching shared order vehicles at a depot.
 	SLV_AI_LOCAL_CONFIG,                    ///< 332  PR#12003 Config of running AI is stored inside Company.
-	SLV_SCRIPT_RANDOMIZER,                  ///< 333  PR#12063 v14.0 Save script randomizers.
+	SLV_SCRIPT_RANDOMIZER,                  ///< 333  PR#12063 v14.0-RC1 Save script randomizers.
+	SLV_VEHICLE_ECONOMY_AGE,                ///< 334  PR#12141 v14.0 Add vehicle age in economy year, for profit stats minimum age
 
 	SL_MAX_VERSION,                         ///< Highest possible saveload version
 };

src/saveload/vehicle_sl.cpp

@@ -398,6 +398,13 @@ void AfterLoadVehicles(bool part_of_load)
 				v->timetable_start = GetStartTickFromDate(v->timetable_start);
 			}
 		}
+
+		if (IsSavegameVersionBefore(SLV_VEHICLE_ECONOMY_AGE)) {
+			/* Set vehicle economy age based on calendar age. */
+			for (Vehicle *v : Vehicle::Iterate()) {
+				v->economy_age = v->age.base();
+			}
+		}
 	}
 
 	CheckValidVehicles();
@@ -718,6 +725,7 @@ public:
 
 		SLE_CONDVAR(Vehicle, age,                   SLE_FILE_U16 | SLE_VAR_I32,   SL_MIN_VERSION,  SLV_31),
 		SLE_CONDVAR(Vehicle, age,                   SLE_INT32,                   SLV_31, SL_MAX_VERSION),
+		SLE_CONDVAR(Vehicle, economy_age,           SLE_INT32,  SLV_VEHICLE_ECONOMY_AGE, SL_MAX_VERSION),
 		SLE_CONDVAR(Vehicle, max_age,               SLE_FILE_U16 | SLE_VAR_I32,   SL_MIN_VERSION,  SLV_31),
 		SLE_CONDVAR(Vehicle, max_age,               SLE_INT32,                   SLV_31, SL_MAX_VERSION),
 		SLE_CONDVAR(Vehicle, date_of_last_service,  SLE_FILE_U16 | SLE_VAR_I32,   SL_MIN_VERSION,  SLV_31),

src/ship_cmd.cpp

@@ -266,6 +266,8 @@ void Ship::OnNewCalendarDay()
 /** Economy day handler. */
 void Ship::OnNewEconomyDay()
 {
+	EconomyAgeVehicle(this);
+
 	if ((++this->day_counter & 7) == 0) {
 		DecreaseVehicleValue(this);
 	}

src/train_cmd.cpp

@@ -4186,6 +4186,8 @@ void Train::OnNewCalendarDay()
 /** Economy day handler. */
 void Train::OnNewEconomyDay()
 {
+	EconomyAgeVehicle(this);
+
 	if ((++this->day_counter & 7) == 0) DecreaseVehicleValue(this);
 
 	if (this->IsFrontEngine()) {

src/vehicle.cpp

@@ -1418,16 +1418,25 @@ bool Vehicle::HandleBreakdown()
 	}
 }
 
+/**
+ * Update economy age of a vehicle.
+ * @param v Vehicle to update.
+ */
+void EconomyAgeVehicle(Vehicle *v)
+{
+	if (v->economy_age < EconomyTime::MAX_DATE) {
+		v->economy_age++;
+		if (v->IsPrimaryVehicle() && v->economy_age == VEHICLE_PROFIT_MIN_AGE + 1) GroupStatistics::VehicleReachedMinAge(v);
+	}
+}
+
 /**
  * Update age of a vehicle.
  * @param v Vehicle to update.
  */
 void AgeVehicle(Vehicle *v)
 {
-	if (v->age < CalendarTime::MAX_DATE) {
-		v->age++;
-		if (v->IsPrimaryVehicle() && v->age == VEHICLE_PROFIT_MIN_AGE + 1) GroupStatistics::VehicleReachedMinAge(v);
-	}
+	if (v->age < CalendarTime::MAX_DATE) v->age++;
 
 	if (!v->IsPrimaryVehicle() && (v->type != VEH_TRAIN || !Train::From(v)->IsEngine())) return;
 
@@ -2990,7 +2999,7 @@ static IntervalTimer<TimerGameEconomy> _economy_vehicles_yearly({TimerGameEconom
 		if (v->IsPrimaryVehicle()) {
 			/* show warning if vehicle is not generating enough income last 2 years (corresponds to a red icon in the vehicle list) */
 			Money profit = v->GetDisplayProfitThisYear();
-			if (v->age >= 730 && profit < 0) {
+			if (v->economy_age >= VEHICLE_PROFIT_MIN_AGE && profit < 0) {
 				if (_settings_client.gui.vehicle_income_warn && v->owner == _local_company) {
 					SetDParam(0, v->index);
 					SetDParam(1, profit);

src/vehicle_base.h

@@ -285,7 +285,8 @@ public:
 
 	/* Related to age and service time */
 	TimerGameCalendar::Year build_year;           ///< Year the vehicle has been built.
-	TimerGameCalendar::Date age;                  ///< Age in days
+	TimerGameCalendar::Date age;                  ///< Age in calendar days.
+	TimerGameEconomy::Date economy_age;           ///< Age in economy days.
 	TimerGameCalendar::Date max_age;              ///< Maximum age
 	TimerGameEconomy::Date date_of_last_service; ///< Last economy date the vehicle had a service at a depot.
 	TimerGameCalendar::Date date_of_last_service_newgrf; ///< Last calendar date the vehicle had a service at a depot, unchanged by the date cheat to protect against unsafe NewGRF behavior.

src/vehicle_func.h

@@ -12,6 +12,7 @@
 
 #include "gfx_type.h"
 #include "direction_type.h"
+#include "timer/timer_game_economy.h"
 #include "command_type.h"
 #include "vehicle_type.h"
 #include "engine_type.h"
@@ -24,7 +25,7 @@
 #define IS_CUSTOM_FIRSTHEAD_SPRITE(x) (x == 0xFD)
 #define IS_CUSTOM_SECONDHEAD_SPRITE(x) (x == 0xFE)
 
-static const int VEHICLE_PROFIT_MIN_AGE = CalendarTime::DAYS_IN_YEAR * 2; ///< Only vehicles older than this have a meaningful profit.
+static const TimerGameEconomy::Date VEHICLE_PROFIT_MIN_AGE = CalendarTime::DAYS_IN_YEAR * 2; ///< Only vehicles older than this have a meaningful profit.
 static const Money VEHICLE_PROFIT_THRESHOLD = 10000;        ///< Threshold for a vehicle to be considered making good profit.
 
 /**
@@ -61,6 +62,7 @@ CommandCost TunnelBridgeIsFree(TileIndex tile, TileIndex endtile, const Vehicle
 
 void DecreaseVehicleValue(Vehicle *v);
 void CheckVehicleBreakdown(Vehicle *v);
+void EconomyAgeVehicle(Vehicle *v);
 void AgeVehicle(Vehicle *v);
 void RunVehicleCalendarDayProc();
 void VehicleEnteredDepotThisTick(Vehicle *v);

src/vehicle_gui.cpp

@@ -486,7 +486,7 @@ void DepotSortList(VehicleList *list)
 }
 
 /** draw the vehicle profit button in the vehicle list window. */
-static void DrawVehicleProfitButton(TimerGameCalendar::Date age, Money display_profit_last_year, uint num_vehicles, int x, int y)
+static void DrawVehicleProfitButton(TimerGameEconomy::Date age, Money display_profit_last_year, uint num_vehicles, int x, int y)
 {
 	SpriteID spr;
 

src/vehicle_gui_base.h

@@ -53,12 +53,12 @@ struct GUIVehicleGroup {
 		});
 	}
 
-	TimerGameCalendar::Date GetOldestVehicleAge() const
+	TimerGameEconomy::Date GetOldestVehicleAge() const
 	{
 		const Vehicle *oldest = *std::max_element(this->vehicles_begin, this->vehicles_end, [](const Vehicle *v_a, const Vehicle *v_b) {
-			return v_a->age < v_b->age;
+			return v_a->economy_age < v_b->economy_age;
 		});
-		return oldest->age;
+		return oldest->economy_age;
 	}
 };