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(svn r20529) -Codechange: simplify UpdateAirplanesOnNewStation by removing code for situations that don't happen

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This commit is contained in:
yexo 2010-08-17 21:50:58 +00:00
parent afb60ec59c
commit f9a55b7439
2 changed files with 6 additions and 40 deletions
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34
src/aircraft_cmd.cpp
View File

@ -1958,37 +1958,13 @@ void UpdateAirplanesOnNewStation(const Station *st)
{
/* only 1 station is updated per function call, so it is enough to get entry_point once */
const AirportFTAClass *ap = st->airport.GetFTA();
Direction rotation = st->airport.tile == INVALID_TILE ? DIR_N : st->airport.rotation;
Aircraft *v;
FOR_ALL_AIRCRAFT(v) {
if (v->IsNormalAircraft()) {
if (v->targetairport == st->index) { // if heading to this airport
/* update position of airplane. If plane is not flying, landing, or taking off
* you cannot delete airport, so it doesn't matter */
if (v->state >= FLYING) { // circle around
Direction rotation = st->airport.tile == INVALID_TILE ? DIR_N : st->airport.rotation;
v->pos = v->previous_pos = AircraftGetEntryPoint(v, ap, rotation);
v->state = FLYING;
UpdateAircraftCache(v);
/* landing plane needs to be reset to flying height (only if in pause mode upgrade,
* in normal mode, plane is reset in AircraftController. It doesn't hurt for FLYING */
GetNewVehiclePosResult gp = GetNewVehiclePos(v);
/* set new position x,y,z */
SetAircraftPosition(v, gp.x, gp.y, GetAircraftFlyingAltitude(v));
} else {
assert(v->state == ENDTAKEOFF || v->state == HELITAKEOFF);
byte takeofftype = (v->subtype == AIR_HELICOPTER) ? HELITAKEOFF : ENDTAKEOFF;
/* search in airportdata for that heading
* easiest to do, since this doesn't happen a lot */
for (uint cnt = 0; cnt < ap->nofelements; cnt++) {
if (ap->layout[cnt].heading == takeofftype) {
v->pos = ap->layout[cnt].position;
UpdateAircraftCache(v);
break;
}
}
}
}
}
if (!v->IsNormalAircraft() || v->targetairport != st->index) continue;
assert(v->state == FLYING);
v->pos = v->previous_pos = AircraftGetEntryPoint(v, ap, rotation);
UpdateAircraftCache(v);
}
}

12
src/station_cmd.cpp
View File

@ -2106,7 +2106,6 @@ void UpdateAirportsNoise()
*/
CommandCost CmdBuildAirport(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
bool airport_upgrade = true;
StationID station_to_join = GB(p2, 16, 16);
bool reuse = (station_to_join != NEW_STATION);
if (!reuse) station_to_join = INVALID_STATION;
@ -2188,8 +2187,6 @@ CommandCost CmdBuildAirport(TileIndex tile, DoCommandFlag flags, uint32 p1, uint
return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_AIRPORT);
}
} else {
airport_upgrade = false;
/* allocate and initialize new station */
if (!Station::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_STATIONS_LOADING);
@ -2239,14 +2236,7 @@ CommandCost CmdBuildAirport(TileIndex tile, DoCommandFlag flags, uint32 p1, uint
AirportTileAnimationTrigger(st, cur_tile, AAT_BUILT);
} while ((++it)->ti.x != -0x80);
/* if airport was demolished while planes were en-route to it, the
* positions can no longer be the same (v->u.air.pos), since different
* airports have different indexes. So update all planes en-route to this
* airport. Only update if
* 1. airport is upgraded
* 2. airport is added to existing station (unfortunately unavoideable)
*/
if (airport_upgrade) UpdateAirplanesOnNewStation(st);
UpdateAirplanesOnNewStation(st);
st->UpdateVirtCoord();
UpdateStationAcceptance(st, false);