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-rw-r--r--src/ai/default/default.cpp3
-rw-r--r--src/airport.cpp21
-rw-r--r--src/engine.cpp15
-rw-r--r--src/misc.cpp2
-rw-r--r--src/oldloader.cpp2
-rw-r--r--src/variables.h3
6 files changed, 16 insertions, 30 deletions
diff --git a/src/ai/default/default.cpp b/src/ai/default/default.cpp
index 0d43ff11f..f1e8063bf 100644
--- a/src/ai/default/default.cpp
+++ b/src/ai/default/default.cpp
@@ -3323,10 +3323,11 @@ static void AiStateAirportStuff(Player *p)
static int32 AiDoBuildDefaultAirportBlock(TileIndex tile, const AiDefaultBlockData *p, byte flag)
{
+ uint32 avail_airports = GetValidAirports();
int32 total_cost = 0, ret;
for (; p->mode == 0; p++) {
- if (!HASBIT(_avail_aircraft, p->attr)) return CMD_ERROR;
+ if (!HASBIT(avail_airports, p->attr)) return CMD_ERROR;
ret = DoCommand(TILE_MASK(tile + ToTileIndexDiff(p->tileoffs)), p->attr,0,flag | DC_AUTO | DC_NO_WATER,CMD_BUILD_AIRPORT);
if (CmdFailed(ret)) return CMD_ERROR;
total_cost += ret;
diff --git a/src/airport.cpp b/src/airport.cpp
index 2d118e1cf..c5b375c7f 100644
--- a/src/airport.cpp
+++ b/src/airport.cpp
@@ -447,13 +447,16 @@ const AirportFTAClass *GetAirport(const byte airport_type)
uint32 GetValidAirports(void)
{
- uint32 bytemask = _avail_aircraft; /// sets the first 3 bytes, 0 - 2, @see AdjustAvailAircraft()
-
- if (_cur_year >= 1980) SETBIT(bytemask, 3); // metropolitan airport
- if (_cur_year >= 1990) SETBIT(bytemask, 4); // international airport
- if (_cur_year >= 1983) SETBIT(bytemask, 5); // commuter airport
- if (_cur_year >= 1976) SETBIT(bytemask, 6); // helidepot
- if (_cur_year >= 2002) SETBIT(bytemask, 7); // intercontinental airport
- if (_cur_year >= 1980) SETBIT(bytemask, 8); // helistation
- return bytemask;
+ uint32 mask = 0;
+
+ if (_cur_year < 1960 || _patches.always_small_airport) SETBIT(mask, 0); // small airport
+ if (_cur_year >= 1955) SETBIT(mask, 1); // city airport
+ if (_cur_year >= 1963) SETBIT(mask, 2); // heliport
+ if (_cur_year >= 1980) SETBIT(mask, 3); // metropolitan airport
+ if (_cur_year >= 1990) SETBIT(mask, 4); // international airport
+ if (_cur_year >= 1983) SETBIT(mask, 5); // commuter airport
+ if (_cur_year >= 1976) SETBIT(mask, 6); // helidepot
+ if (_cur_year >= 2002) SETBIT(mask, 7); // intercontinental airport
+ if (_cur_year >= 1980) SETBIT(mask, 8); // helistation
+ return mask;
}
diff --git a/src/engine.cpp b/src/engine.cpp
index 34f8de113..af9794b72 100644
--- a/src/engine.cpp
+++ b/src/engine.cpp
@@ -69,18 +69,6 @@ static void SetupEngineNames(void)
LoadCustomEngineNames();
}
-static void AdjustAvailAircraft(void)
-{
- byte avail = 0;
- if (_cur_year >= 1955) avail |= 2; // big airport
- if (_cur_year < 1960 || _patches.always_small_airport) avail |= 1; // small airport
- if (_cur_year >= 1963) avail |= 4; // enable heliport
-
- if (avail != _avail_aircraft) {
- _avail_aircraft = avail;
- InvalidateWindow(WC_BUILD_STATION, 0);
- }
-}
static void CalcEngineReliability(Engine *e)
{
@@ -178,8 +166,6 @@ void StartupEngines(void)
* but using this, you can ask what type an engine number is
* even if it is not a vehicle (yet)*/
}
-
- AdjustAvailAircraft();
}
static void AcceptEnginePreview(EngineID eid, PlayerID player)
@@ -371,7 +357,6 @@ void EnginesMonthlyLoop(void)
}
}
}
- AdjustAvailAircraft();
}
/** Rename an engine.
diff --git a/src/misc.cpp b/src/misc.cpp
index 242aaff16..7f61191e4 100644
--- a/src/misc.cpp
+++ b/src/misc.cpp
@@ -310,7 +310,7 @@ static const SaveLoadGlobVarList _date_desc[] = {
SLEG_VAR(_tick_counter, SLE_UINT16),
SLEG_VAR(_vehicle_id_ctr_day, SLE_UINT16),
SLEG_VAR(_age_cargo_skip_counter, SLE_UINT8),
- SLEG_VAR(_avail_aircraft, SLE_UINT8),
+ SLE_CONDNULL(1, 0, 45),
SLEG_CONDVAR(_cur_tileloop_tile, SLE_FILE_U16 | SLE_VAR_U32, 0, 5),
SLEG_CONDVAR(_cur_tileloop_tile, SLE_UINT32, 6, SL_MAX_VERSION),
SLEG_VAR(_disaster_delay, SLE_UINT16),
diff --git a/src/oldloader.cpp b/src/oldloader.cpp
index 2c9d045f2..e88c37748 100644
--- a/src/oldloader.cpp
+++ b/src/oldloader.cpp
@@ -1431,7 +1431,7 @@ static const OldChunks main_chunk[] = {
OCL_VAR ( OC_UINT8, 1, &_economy.infl_amount ),
OCL_VAR ( OC_UINT8, 1, &_economy.infl_amount_pr ),
OCL_VAR ( OC_UINT8, 1, &_economy.interest_rate ),
- OCL_VAR ( OC_UINT8, 1, &_avail_aircraft ),
+ OCL_NULL( 1 ), // available airports
OCL_VAR ( OC_UINT8, 1, &_opt.road_side ),
OCL_VAR ( OC_UINT8, 1, &_opt.town_name ),
diff --git a/src/variables.h b/src/variables.h
index 420be73ed..89d45dcdd 100644
--- a/src/variables.h
+++ b/src/variables.h
@@ -50,9 +50,6 @@ VARDEF VehicleID _vehicle_id_ctr_day;
// Skip aging of cargo?
VARDEF byte _age_cargo_skip_counter;
-// Available aircraft types
-VARDEF byte _avail_aircraft;
-
// Position in tile loop
VARDEF TileIndex _cur_tileloop_tile;