src/station.cpp
author rubidium
Tue, 25 Dec 2007 11:26:07 +0000
changeset 8627 448ebf3a8291
parent 8626 440dfcd14c4a
child 8635 3bbb6f87fced
permissions -rw-r--r--
(svn r11692) -Codechange: move some functions from 'functions.h' to a more logical place and remove about 50% of the includes of 'functions.h'
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/* $Id$ */
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/** @file station.cpp */
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#include "stdafx.h"
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#include "openttd.h"
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#include "bridge_map.h"
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#include "debug.h"
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#include "station_map.h"
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#include "table/sprites.h"
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#include "table/strings.h"
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#include "map.h"
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#include "station.h"
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#include "viewport.h"
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#include "town.h"
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#include "vehicle.h"
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#include "news.h"
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#include "saveload.h"
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#include "player.h"
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#include "airport.h"
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#include "sprite.h"
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bba6afb8a995 (svn r1817) -Codechange: Moved depot-functions to depot.c
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#include "depot.h"
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2ba71e034d97 (svn r3218) -Feature: Multiheaded train engines will now stay in the same train
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#include "train.h"
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1edf71aa942e (svn r3714) Add functions to turn tiles into water and shore tiles
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#include "water_map.h"
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b14c49efef1e (svn r4367) CodeChange : Remove another direct map access in station_cmd.c. Replace an array of TileIndexDiffC by a use of loop with TileDiffXY. Thanks to Rubidium
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#include "industry_map.h"
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#include "newgrf_callbacks.h"
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#include "newgrf_station.h"
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#include "yapf/yapf.h"
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#include "date.h"
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#include "cargotype.h"
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#include "roadveh.h"
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#include "station_gui.h"
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#include "zoom_func.h"
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#include "functions.h"
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#include "window_func.h"
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Station::Station(TileIndex tile)
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{
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	DEBUG(station, cDebugCtorLevel, "I+%3d", index);
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ed718fa4c69c (svn r7585) -Codechange: CheckStationSpreadOut() took too much CPU. Station rectangle is now maintained instead of calculating it each time by walking through whole map. Should help with the performance issue related to AIs trying to build road stops too often. (idea by Celestar)
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	xy = tile;
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	airport_tile = dock_tile = train_tile = 0;
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	bus_stops = truck_stops = NULL;
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	had_vehicle_of_type = 0;
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	time_since_load = 255;
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	time_since_unload = 255;
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	delete_ctr = 0;
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	facilities = 0;
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	last_vehicle_type = VEH_INVALID;
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	random_bits = 0; // Random() must be called when station is really built (DC_EXEC)
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	waiting_triggers = 0;
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}
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/**
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 * Clean up a station by clearing vehicle orders and invalidating windows.
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 * Aircraft-Hangar orders need special treatment here, as the hangars are
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 * actually part of a station (tiletype is STATION), but the order type
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 * is OT_GOTO_DEPOT.
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 */
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Station::~Station()
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{
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	DEBUG(station, cDebugCtorLevel, "I-%3d", index);
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	DeleteName(this->string_id);
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	free(this->speclist);
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	if (CleaningPool()) return;
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	while (!loading_vehicles.empty()) {
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		loading_vehicles.front()->LeaveStation();
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	}
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	MarkDirty();
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	RebuildStationLists();
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	InvalidateWindowClasses(WC_STATION_LIST);
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	DeleteWindowById(WC_STATION_VIEW, index);
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	/* Now delete all orders that go to the station */
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	RemoveOrderFromAllVehicles(OT_GOTO_STATION, index);
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	/* Subsidies need removal as well */
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	DeleteSubsidyWithStation(index);
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	xy = 0;
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	for (CargoID c = 0; c < NUM_CARGO; c++) {
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		goods[c].cargo.Truncate(0);
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	}
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}
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/**
c1a170885a60 (svn r10974) -Fix [FS#1144, FS#1155]: road vehicles that could not (properly) use a road stop still tried to go to that road stop.
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diff changeset
    96
 * Get the primary road stop (the first road stop) that the given vehicle can load/unload.
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    97
 * @param v the vehicle to get the first road stop for
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rubidium
parents: 7949
diff changeset
    98
 * @return the first roadstop that this vehicle can load at
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diff changeset
    99
 */
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diff changeset
   100
RoadStop *Station::GetPrimaryRoadStop(const Vehicle *v) const
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diff changeset
   101
{
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rubidium
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diff changeset
   102
	RoadStop *rs = this->GetPrimaryRoadStop(IsCargoInClass(v->cargo_type, CC_PASSENGERS) ? RoadStop::BUS : RoadStop::TRUCK);
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rubidium
parents: 7949
diff changeset
   103
c1a170885a60 (svn r10974) -Fix [FS#1144, FS#1155]: road vehicles that could not (properly) use a road stop still tried to go to that road stop.
rubidium
parents: 7949
diff changeset
   104
	for (; rs != NULL; rs = rs->next) {
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rubidium
parents: 7949
diff changeset
   105
		/* The vehicle cannot go to this roadstop (different roadtype) */
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rubidium
parents: 7949
diff changeset
   106
		if ((GetRoadTypes(rs->xy) & v->u.road.compatible_roadtypes) == ROADTYPES_NONE) continue;
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rubidium
parents: 7949
diff changeset
   107
		/* The vehicle is articulated and can therefor not go the a standard road stop */
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rubidium
parents: 7949
diff changeset
   108
		if (IsStandardRoadStopTile(rs->xy) && RoadVehHasArticPart(v)) continue;
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rubidium
parents: 7949
diff changeset
   109
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rubidium
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diff changeset
   110
		/* The vehicle can actually go to this road stop. So, return it! */
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diff changeset
   111
		break;
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diff changeset
   112
	}
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rubidium
parents: 7949
diff changeset
   113
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rubidium
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diff changeset
   114
	return rs;
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diff changeset
   115
}
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diff changeset
   116
5972
564f98b055d1 (svn r8231) -Fix (r8125): MP desync caused by calling Random() from station constructor. This was wrong because station constructor is called also when loading savegame and when player tries to build station when it is not sure that it will succeed (thanks Rubidium)
KUDr
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   117
/** Called when new facility is built on the station. If it is the first facility
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belugas
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   118
 * it initializes also 'xy' and 'random_bits' members */
5972
564f98b055d1 (svn r8231) -Fix (r8125): MP desync caused by calling Random() from station constructor. This was wrong because station constructor is called also when loading savegame and when player tries to build station when it is not sure that it will succeed (thanks Rubidium)
KUDr
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   119
void Station::AddFacility(byte new_facility_bit, TileIndex facil_xy)
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KUDr
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   120
{
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   121
	if (facilities == 0) {
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KUDr
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   122
		xy = facil_xy;
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KUDr
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   123
		random_bits = Random();
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KUDr
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   124
	}
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KUDr
parents: 5969
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   125
	facilities |= new_facility_bit;
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KUDr
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   126
	owner = _current_player;
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KUDr
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   127
	build_date = _date;
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KUDr
parents: 5969
diff changeset
   128
}
564f98b055d1 (svn r8231) -Fix (r8125): MP desync caused by calling Random() from station constructor. This was wrong because station constructor is called also when loading savegame and when player tries to build station when it is not sure that it will succeed (thanks Rubidium)
KUDr
parents: 5969
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   129
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KUDr
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   130
void Station::MarkDirty() const
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KUDr
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   131
{
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KUDr
parents: 5911
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   132
	if (sign.width_1 != 0) {
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smatz
parents: 8427
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   133
		InvalidateWindowWidget(WC_STATION_VIEW, index, SVW_CAPTION);
5916
75c6d5cf1600 (svn r8125) -Codechange: Station is now constructed/destroyed using new/delete operators (don't worry, they still use the same memory pool). Few station related functions turned into Station::methods (just first step). All this new stuff moved from station_cmd.cpp to the new file (station.cpp).
KUDr
parents: 5911
diff changeset
   134
7196
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truelight
parents: 7149
diff changeset
   135
		/* We use ZOOM_LVL_MAX here, as every viewport can have an other zoom,
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truelight
parents: 7149
diff changeset
   136
		 *  and there is no way for us to know which is the biggest. So make the
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truelight
parents: 7149
diff changeset
   137
		 *  biggest area dirty, and we are safe for sure. */
5916
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KUDr
parents: 5911
diff changeset
   138
		MarkAllViewportsDirty(
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KUDr
parents: 5911
diff changeset
   139
			sign.left - 6,
75c6d5cf1600 (svn r8125) -Codechange: Station is now constructed/destroyed using new/delete operators (don't worry, they still use the same memory pool). Few station related functions turned into Station::methods (just first step). All this new stuff moved from station_cmd.cpp to the new file (station.cpp).
KUDr
parents: 5911
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   140
			sign.top,
7196
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truelight
parents: 7149
diff changeset
   141
			sign.left + ScaleByZoom(sign.width_1 + 12, ZOOM_LVL_MAX),
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truelight
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diff changeset
   142
			sign.top + ScaleByZoom(12, ZOOM_LVL_MAX));
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   143
	}
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   144
}
2eb52db0b872 (svn r4473) - Newstations:
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diff changeset
   145
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f884be171f04 (svn r10062) -Codechange: Don't redraw all station tiles when cargo is added or removed if the station has no custom graphics.
peter1138
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diff changeset
   146
void Station::MarkTilesDirty(bool cargo_change) const
1284
06a52178bf46 (svn r1788) -Add: Made RoadStops dynamic. You can now create up to 64k roadstops.
truelight
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   147
{
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KUDr
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   148
	TileIndex tile = train_tile;
4910
ed97a9239b11 (svn r6881) -Fix r6874: uint > int to remove signedness warning MSVC (peter1138)
Darkvater
parents: 4904
diff changeset
   149
	int w, h;
4904
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peter1138
parents: 4886
diff changeset
   150
5929
2a5f9609e04d (svn r8138) -Cleanup: comment style corrections
KUDr
parents: 5927
diff changeset
   151
	/* XXX No station is recorded as 0, not INVALID_TILE... */
4904
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   152
	if (tile == 0) return;
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   153
7319
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peter1138
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   154
	/* cargo_change is set if we're refreshing the tiles due to cargo moving
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diff changeset
   155
	 * around. */
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peter1138
parents: 7196
diff changeset
   156
	if (cargo_change) {
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peter1138
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diff changeset
   157
		/* Don't waste time updating if there are no custom station graphics
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peter1138
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diff changeset
   158
		 * that might change. Even if there are custom graphics, they might
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peter1138
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diff changeset
   159
		 * not change. Unfortunately we have no way of telling. */
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peter1138
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diff changeset
   160
		if (this->num_specs == 0) return;
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diff changeset
   161
	}
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peter1138
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diff changeset
   162
5916
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KUDr
parents: 5911
diff changeset
   163
	for (h = 0; h < trainst_h; h++) {
75c6d5cf1600 (svn r8125) -Codechange: Station is now constructed/destroyed using new/delete operators (don't worry, they still use the same memory pool). Few station related functions turned into Station::methods (just first step). All this new stuff moved from station_cmd.cpp to the new file (station.cpp).
KUDr
parents: 5911
diff changeset
   164
		for (w = 0; w < trainst_w; w++) {
75c6d5cf1600 (svn r8125) -Codechange: Station is now constructed/destroyed using new/delete operators (don't worry, they still use the same memory pool). Few station related functions turned into Station::methods (just first step). All this new stuff moved from station_cmd.cpp to the new file (station.cpp).
KUDr
parents: 5911
diff changeset
   165
			if (TileBelongsToRailStation(tile)) {
4904
ed65b5e93fbd (svn r6874) - [NewStations] Mark all tiles of a railway station dirty when adding or removing tiles.
peter1138
parents: 4886
diff changeset
   166
				MarkTileDirtyByTile(tile);
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peter1138
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diff changeset
   167
			}
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diff changeset
   168
			tile += TileDiffXY(1, 0);
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peter1138
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diff changeset
   169
		}
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   170
		tile += TileDiffXY(-w, 1);
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diff changeset
   171
	}
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peter1138
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diff changeset
   172
}
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diff changeset
   173
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KUDr
parents: 5911
diff changeset
   174
bool Station::TileBelongsToRailStation(TileIndex tile) const
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ab9f02a224ab (svn r1721) -Feature: It is now possible to build multiple road stations (up to 8) on
celestar
parents: 1214
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   175
{
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KUDr
parents: 5911
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   176
	return IsTileType(tile, MP_STATION) && GetStationIndex(tile) == index && IsRailwayStation(tile);
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ab9f02a224ab (svn r1721) -Feature: It is now possible to build multiple road stations (up to 8) on
celestar
parents: 1214
diff changeset
   177
}
ab9f02a224ab (svn r1721) -Feature: It is now possible to build multiple road stations (up to 8) on
celestar
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   178
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ebf3649bd88f (svn r8709) -Fix/Codechange: Rename the function GetStationPlatforms into GetPlatformLength because that is what it really does. Overload it because there is already a GetPlatformLength (one gives the length of the whole platform, the other gives the remaining length in a given direction). Turned both functions into methods of Station. While messing around with it, fix a problem where loading times for overhanging trains are miscomputed.
celestar
parents: 6323
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   179
/** Obtain the length of a platform
ebf3649bd88f (svn r8709) -Fix/Codechange: Rename the function GetStationPlatforms into GetPlatformLength because that is what it really does. Overload it because there is already a GetPlatformLength (one gives the length of the whole platform, the other gives the remaining length in a given direction). Turned both functions into methods of Station. While messing around with it, fix a problem where loading times for overhanging trains are miscomputed.
celestar
parents: 6323
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   180
 * @pre tile must be a railway station tile
ebf3649bd88f (svn r8709) -Fix/Codechange: Rename the function GetStationPlatforms into GetPlatformLength because that is what it really does. Overload it because there is already a GetPlatformLength (one gives the length of the whole platform, the other gives the remaining length in a given direction). Turned both functions into methods of Station. While messing around with it, fix a problem where loading times for overhanging trains are miscomputed.
celestar
parents: 6323
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   181
 * @param tile A tile that contains the platform in question
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belugas
parents: 6585
diff changeset
   182
 * @return The length of the platform
6324
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celestar
parents: 6323
diff changeset
   183
 */
ebf3649bd88f (svn r8709) -Fix/Codechange: Rename the function GetStationPlatforms into GetPlatformLength because that is what it really does. Overload it because there is already a GetPlatformLength (one gives the length of the whole platform, the other gives the remaining length in a given direction). Turned both functions into methods of Station. While messing around with it, fix a problem where loading times for overhanging trains are miscomputed.
celestar
parents: 6323
diff changeset
   184
uint Station::GetPlatformLength(TileIndex tile) const
ebf3649bd88f (svn r8709) -Fix/Codechange: Rename the function GetStationPlatforms into GetPlatformLength because that is what it really does. Overload it because there is already a GetPlatformLength (one gives the length of the whole platform, the other gives the remaining length in a given direction). Turned both functions into methods of Station. While messing around with it, fix a problem where loading times for overhanging trains are miscomputed.
celestar
parents: 6323
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   185
{
ebf3649bd88f (svn r8709) -Fix/Codechange: Rename the function GetStationPlatforms into GetPlatformLength because that is what it really does. Overload it because there is already a GetPlatformLength (one gives the length of the whole platform, the other gives the remaining length in a given direction). Turned both functions into methods of Station. While messing around with it, fix a problem where loading times for overhanging trains are miscomputed.
celestar
parents: 6323
diff changeset
   186
	TileIndex t;
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	TileIndexDiff delta;
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	uint len = 0;
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	assert(TileBelongsToRailStation(tile));
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	delta = (GetRailStationAxis(tile) == AXIS_X ? TileDiffXY(1, 0) : TileDiffXY(0, 1));
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	t = tile;
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	do {
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		t -= delta;
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		len++;
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	} while (IsCompatibleTrainStationTile(t, tile));
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	t = tile;
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	do {
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		t += delta;
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		len++;
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	} while (IsCompatibleTrainStationTile(t, tile));
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	return len - 1;
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}
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ebf3649bd88f (svn r8709) -Fix/Codechange: Rename the function GetStationPlatforms into GetPlatformLength because that is what it really does. Overload it because there is already a GetPlatformLength (one gives the length of the whole platform, the other gives the remaining length in a given direction). Turned both functions into methods of Station. While messing around with it, fix a problem where loading times for overhanging trains are miscomputed.
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/** Determines the REMAINING length of a platform, starting at (and including)
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 * the given tile.
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 * @param tile the tile from which to start searching. Must be a railway station tile
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 * @param dir The direction in which to search.
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 * @return The platform length
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 */
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uint Station::GetPlatformLength(TileIndex tile, DiagDirection dir) const
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{
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	TileIndex start_tile = tile;
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	uint length = 0;
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	assert(IsRailwayStationTile(tile));
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	assert(dir < DIAGDIR_END);
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ebf3649bd88f (svn r8709) -Fix/Codechange: Rename the function GetStationPlatforms into GetPlatformLength because that is what it really does. Overload it because there is already a GetPlatformLength (one gives the length of the whole platform, the other gives the remaining length in a given direction). Turned both functions into methods of Station. While messing around with it, fix a problem where loading times for overhanging trains are miscomputed.
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	do {
ebf3649bd88f (svn r8709) -Fix/Codechange: Rename the function GetStationPlatforms into GetPlatformLength because that is what it really does. Overload it because there is already a GetPlatformLength (one gives the length of the whole platform, the other gives the remaining length in a given direction). Turned both functions into methods of Station. While messing around with it, fix a problem where loading times for overhanging trains are miscomputed.
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		length ++;
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		tile += TileOffsByDiagDir(dir);
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	} while (IsCompatibleTrainStationTile(tile, start_tile));
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	return length;
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}
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/** Determines whether a station is a buoy only.
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 * @todo Ditch this encoding of buoys
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 */
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bool Station::IsBuoy() const
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{
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	return (had_vehicle_of_type & HVOT_BUOY) != 0;
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}
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/************************************************************************/
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/*                     StationRect implementation                       */
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/************************************************************************/
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StationRect::StationRect()
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{
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	MakeEmpty();
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}
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void StationRect::MakeEmpty()
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{
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	left = top = right = bottom = 0;
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}
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/**
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 * Determines whether a given point (x, y) is within a certain distance of
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 * the station rectangle.
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 * @note x and y are in Tile coordinates
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 * @param x X coordinate
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 * @param y Y coordinate
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 * @param distance The maxmium distance a point may have (L1 norm)
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 * @return true if the point is within distance tiles of the station rectangle
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 */
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bool StationRect::PtInExtendedRect(int x, int y, int distance) const
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{
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	return (left - distance <= x && x <= right + distance && top - distance <= y && y <= bottom + distance);
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}
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bool StationRect::IsEmpty() const
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{
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	return (left == 0 || left > right || top > bottom);
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}
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bool StationRect::BeforeAddTile(TileIndex tile, StationRectMode mode)
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{
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	int x = TileX(tile);
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	int y = TileY(tile);
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	if (IsEmpty()) {
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		/* we are adding the first station tile */
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		left = right = x;
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		top = bottom = y;
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	} else if (!PtInExtendedRect(x, y)) {
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		/* current rect is not empty and new point is outside this rect */
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		/* make new spread-out rectangle */
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		Rect new_rect = {min(x, left), min(y, top), max(x, right), max(y, bottom)};
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		/* check new rect dimensions against preset max */
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		int w = new_rect.right - new_rect.left + 1;
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		int h = new_rect.bottom - new_rect.top + 1;
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		if (mode != ADD_FORCE && (w > _patches.station_spread || h > _patches.station_spread)) {
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			assert(mode != ADD_TRY);
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			_error_message = STR_306C_STATION_TOO_SPREAD_OUT;
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			return false;
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		}
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		/* spread-out ok, return true */
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		if (mode != ADD_TEST) {
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			/* we should update the station rect */
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			*this = new_rect;
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		}
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   299
	} else {
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		; // new point is inside the rect, we don't need to do anything
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	}
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	return true;
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   303
}
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   304
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bool StationRect::BeforeAddRect(TileIndex tile, int w, int h, StationRectMode mode)
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{
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	return BeforeAddTile(tile, mode) && BeforeAddTile(TILE_ADDXY(tile, w - 1, h - 1), mode);
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}
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   309
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/*static*/ bool StationRect::ScanForStationTiles(StationID st_id, int left_a, int top_a, int right_a, int bottom_a)
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{
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	TileIndex top_left = TileXY(left_a, top_a);
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	int width = right_a - left_a + 1;
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	int height = bottom_a - top_a + 1;
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   315
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   316
	BEGIN_TILE_LOOP(tile, width, height, top_left)
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		if (IsTileType(tile, MP_STATION) && GetStationIndex(tile) == st_id) return true;
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	END_TILE_LOOP(tile, width, height, top_left);
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   319
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   320
	return false;
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   321
}
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   322
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   323
bool StationRect::AfterRemoveTile(Station *st, TileIndex tile)
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   324
{
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   325
	int x = TileX(tile);
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   326
	int y = TileY(tile);
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   327
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   328
	/* look if removed tile was on the bounding rect edge
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   329
	 * and try to reduce the rect by this edge
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   330
	 * do it until we have empty rect or nothing to do */
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   331
	for (;;) {
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   332
		/* check if removed tile is on rect edge */
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   333
		bool left_edge = (x == left);
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   334
		bool right_edge = (x == right);
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   335
		bool top_edge = (y == top);
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   336
		bool bottom_edge = (y == bottom);
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   337
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   338
		/* can we reduce the rect in either direction? */
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   339
		bool reduce_x = ((left_edge || right_edge) && !ScanForStationTiles(st->index, x, top, x, bottom));
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   340
		bool reduce_y = ((top_edge || bottom_edge) && !ScanForStationTiles(st->index, left, y, right, y));
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   341
		if (!(reduce_x || reduce_y)) break; // nothing to do (can't reduce)
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   342
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   343
		if (reduce_x) {
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   344
			/* reduce horizontally */
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   345
			if (left_edge) {
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   346
				/* move left edge right */
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   347
				left = x = x + 1;
d740cab19ca0 (svn r8136) -Codechange: Station spread rectangle manipulators turned into StationRect::methods.
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   348
			} else {
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   349
				/* move right edge left */
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   350
				right = x = x - 1;
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diff changeset
   351
			}
d740cab19ca0 (svn r8136) -Codechange: Station spread rectangle manipulators turned into StationRect::methods.
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diff changeset
   352
		}
d740cab19ca0 (svn r8136) -Codechange: Station spread rectangle manipulators turned into StationRect::methods.
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   353
		if (reduce_y) {
5929
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   354
			/* reduce vertically */
5927
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   355
			if (top_edge) {
5929
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   356
				/* move top edge down */
5927
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   357
				top = y = y + 1;
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   358
			} else {
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   359
				/* move bottom edge up */
5927
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   360
				bottom = y = y - 1;
d740cab19ca0 (svn r8136) -Codechange: Station spread rectangle manipulators turned into StationRect::methods.
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diff changeset
   361
			}
d740cab19ca0 (svn r8136) -Codechange: Station spread rectangle manipulators turned into StationRect::methods.
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diff changeset
   362
		}
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diff changeset
   363
5927
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   364
		if (left > right || top > bottom) {
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   365
			/* can't continue, if the remaining rectangle is empty */
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   366
			MakeEmpty();
d740cab19ca0 (svn r8136) -Codechange: Station spread rectangle manipulators turned into StationRect::methods.
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   367
			return true; // empty remaining rect
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diff changeset
   368
		}
d740cab19ca0 (svn r8136) -Codechange: Station spread rectangle manipulators turned into StationRect::methods.
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diff changeset
   369
	}
d740cab19ca0 (svn r8136) -Codechange: Station spread rectangle manipulators turned into StationRect::methods.
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diff changeset
   370
	return false; // non-empty remaining rect
d740cab19ca0 (svn r8136) -Codechange: Station spread rectangle manipulators turned into StationRect::methods.
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diff changeset
   371
}
d740cab19ca0 (svn r8136) -Codechange: Station spread rectangle manipulators turned into StationRect::methods.
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diff changeset
   372
d740cab19ca0 (svn r8136) -Codechange: Station spread rectangle manipulators turned into StationRect::methods.
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diff changeset
   373
bool StationRect::AfterRemoveRect(Station *st, TileIndex tile, int w, int h)
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diff changeset
   374
{
6161
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   375
	assert(PtInExtendedRect(TileX(tile), TileY(tile)));
754debc55207 (svn r8536) -Fix (FS#577): Road Vehicles now can obtain a slot even if the station is very spread out
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   376
	assert(PtInExtendedRect(TileX(tile) + w - 1, TileY(tile) + h - 1));
5929
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   377
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   378
	bool empty = AfterRemoveTile(st, tile);
5927
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diff changeset
   379
	if (w != 1 || h != 1) empty = empty || AfterRemoveTile(st, TILE_ADDXY(tile, w - 1, h - 1));
d740cab19ca0 (svn r8136) -Codechange: Station spread rectangle manipulators turned into StationRect::methods.
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diff changeset
   380
	return empty;
d740cab19ca0 (svn r8136) -Codechange: Station spread rectangle manipulators turned into StationRect::methods.
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diff changeset
   381
}
d740cab19ca0 (svn r8136) -Codechange: Station spread rectangle manipulators turned into StationRect::methods.
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diff changeset
   382
d740cab19ca0 (svn r8136) -Codechange: Station spread rectangle manipulators turned into StationRect::methods.
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diff changeset
   383
StationRect& StationRect::operator = (Rect src)
d740cab19ca0 (svn r8136) -Codechange: Station spread rectangle manipulators turned into StationRect::methods.
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diff changeset
   384
{
d740cab19ca0 (svn r8136) -Codechange: Station spread rectangle manipulators turned into StationRect::methods.
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   385
	left = src.left;
d740cab19ca0 (svn r8136) -Codechange: Station spread rectangle manipulators turned into StationRect::methods.
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   386
	top = src.top;
d740cab19ca0 (svn r8136) -Codechange: Station spread rectangle manipulators turned into StationRect::methods.
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   387
	right = src.right;
d740cab19ca0 (svn r8136) -Codechange: Station spread rectangle manipulators turned into StationRect::methods.
KUDr
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diff changeset
   388
	bottom = src.bottom;
d740cab19ca0 (svn r8136) -Codechange: Station spread rectangle manipulators turned into StationRect::methods.
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diff changeset
   389
	return *this;
d740cab19ca0 (svn r8136) -Codechange: Station spread rectangle manipulators turned into StationRect::methods.
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diff changeset
   390
}
d740cab19ca0 (svn r8136) -Codechange: Station spread rectangle manipulators turned into StationRect::methods.
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diff changeset
   391
5959
6a4c261987c3 (svn r8185) -Codechange: Equipped Roadstops with new/delete operators and gave them proper constructors/destructors (Thanks to KUDr for a nice interactive C++ lesson)
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   392
6a4c261987c3 (svn r8185) -Codechange: Equipped Roadstops with new/delete operators and gave them proper constructors/destructors (Thanks to KUDr for a nice interactive C++ lesson)
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diff changeset
   393
/************************************************************************/
6a4c261987c3 (svn r8185) -Codechange: Equipped Roadstops with new/delete operators and gave them proper constructors/destructors (Thanks to KUDr for a nice interactive C++ lesson)
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diff changeset
   394
/*                     RoadStop implementation                          */
6a4c261987c3 (svn r8185) -Codechange: Equipped Roadstops with new/delete operators and gave them proper constructors/destructors (Thanks to KUDr for a nice interactive C++ lesson)
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   395
/************************************************************************/
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   396
6a4c261987c3 (svn r8185) -Codechange: Equipped Roadstops with new/delete operators and gave them proper constructors/destructors (Thanks to KUDr for a nice interactive C++ lesson)
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parents: 5929
diff changeset
   397
/** Initializes a RoadStop */
5967
d862ebaf5035 (svn r8207) -Fix
tron
parents: 5964
diff changeset
   398
RoadStop::RoadStop(TileIndex tile) :
5964
5ab79dd6d654 (svn r8203) -Fix:
tron
parents: 5959
diff changeset
   399
	xy(tile),
5ab79dd6d654 (svn r8203) -Fix:
tron
parents: 5959
diff changeset
   400
	status(3), // stop is free
5ab79dd6d654 (svn r8203) -Fix:
tron
parents: 5959
diff changeset
   401
	num_vehicles(0),
6118
99a95cda1174 (svn r8449) -Fix
tron
parents: 6086
diff changeset
   402
	next(NULL)
5959
6a4c261987c3 (svn r8185) -Codechange: Equipped Roadstops with new/delete operators and gave them proper constructors/destructors (Thanks to KUDr for a nice interactive C++ lesson)
celestar
parents: 5929
diff changeset
   403
{
5967
d862ebaf5035 (svn r8207) -Fix
tron
parents: 5964
diff changeset
   404
	DEBUG(ms, cDebugCtorLevel,  "I+ at %d[0x%x]", tile, tile);
5959
6a4c261987c3 (svn r8185) -Codechange: Equipped Roadstops with new/delete operators and gave them proper constructors/destructors (Thanks to KUDr for a nice interactive C++ lesson)
celestar
parents: 5929
diff changeset
   405
}
6a4c261987c3 (svn r8185) -Codechange: Equipped Roadstops with new/delete operators and gave them proper constructors/destructors (Thanks to KUDr for a nice interactive C++ lesson)
celestar
parents: 5929
diff changeset
   406
6a4c261987c3 (svn r8185) -Codechange: Equipped Roadstops with new/delete operators and gave them proper constructors/destructors (Thanks to KUDr for a nice interactive C++ lesson)
celestar
parents: 5929
diff changeset
   407
/** De-Initializes a RoadStops. This includes clearing all slots that vehicles might
6a4c261987c3 (svn r8185) -Codechange: Equipped Roadstops with new/delete operators and gave them proper constructors/destructors (Thanks to KUDr for a nice interactive C++ lesson)
celestar
parents: 5929
diff changeset
   408
  * have and unlinks it from the linked list of road stops at the given station
6a4c261987c3 (svn r8185) -Codechange: Equipped Roadstops with new/delete operators and gave them proper constructors/destructors (Thanks to KUDr for a nice interactive C++ lesson)
celestar
parents: 5929
diff changeset
   409
  */
6a4c261987c3 (svn r8185) -Codechange: Equipped Roadstops with new/delete operators and gave them proper constructors/destructors (Thanks to KUDr for a nice interactive C++ lesson)
celestar
parents: 5929
diff changeset
   410
RoadStop::~RoadStop()
6a4c261987c3 (svn r8185) -Codechange: Equipped Roadstops with new/delete operators and gave them proper constructors/destructors (Thanks to KUDr for a nice interactive C++ lesson)
celestar
parents: 5929
diff changeset
   411
{
7916
8bc57ab02de6 (svn r10813) -Fix (r10799): some destructors were performing too much during the pool cleanups, which could cause crashes as already removed pool items could then be dereferenced by other destructors.
rubidium
parents: 7909
diff changeset
   412
	if (CleaningPool()) return;
8bc57ab02de6 (svn r10813) -Fix (r10799): some destructors were performing too much during the pool cleanups, which could cause crashes as already removed pool items could then be dereferenced by other destructors.
rubidium
parents: 7909
diff changeset
   413
5959
6a4c261987c3 (svn r8185) -Codechange: Equipped Roadstops with new/delete operators and gave them proper constructors/destructors (Thanks to KUDr for a nice interactive C++ lesson)
celestar
parents: 5929
diff changeset
   414
	/* Clear the slot assignment of all vehicles heading for this road stop */
6a4c261987c3 (svn r8185) -Codechange: Equipped Roadstops with new/delete operators and gave them proper constructors/destructors (Thanks to KUDr for a nice interactive C++ lesson)
celestar
parents: 5929
diff changeset
   415
	if (num_vehicles != 0) {
5964
5ab79dd6d654 (svn r8203) -Fix:
tron
parents: 5959
diff changeset
   416
		Vehicle *v;
5ab79dd6d654 (svn r8203) -Fix:
tron
parents: 5959
diff changeset
   417
5959
6a4c261987c3 (svn r8185) -Codechange: Equipped Roadstops with new/delete operators and gave them proper constructors/destructors (Thanks to KUDr for a nice interactive C++ lesson)
celestar
parents: 5929
diff changeset
   418
		FOR_ALL_VEHICLES(v) {
6585
7da94b26498a (svn r9068) -Codechange: capitalize the VEH_Train etc. enums to match the coding style (and rest of the code).
rubidium
parents: 6573
diff changeset
   419
			if (v->type == VEH_ROAD && v->u.road.slot == this) ClearSlot(v);
5959
6a4c261987c3 (svn r8185) -Codechange: Equipped Roadstops with new/delete operators and gave them proper constructors/destructors (Thanks to KUDr for a nice interactive C++ lesson)
celestar
parents: 5929
diff changeset
   420
		}
6a4c261987c3 (svn r8185) -Codechange: Equipped Roadstops with new/delete operators and gave them proper constructors/destructors (Thanks to KUDr for a nice interactive C++ lesson)
celestar
parents: 5929
diff changeset
   421
	}
6a4c261987c3 (svn r8185) -Codechange: Equipped Roadstops with new/delete operators and gave them proper constructors/destructors (Thanks to KUDr for a nice interactive C++ lesson)
celestar
parents: 5929
diff changeset
   422
	assert(num_vehicles == 0);
6a4c261987c3 (svn r8185) -Codechange: Equipped Roadstops with new/delete operators and gave them proper constructors/destructors (Thanks to KUDr for a nice interactive C++ lesson)
celestar
parents: 5929
diff changeset
   423
5967
d862ebaf5035 (svn r8207) -Fix
tron
parents: 5964
diff changeset
   424
	DEBUG(ms, cDebugCtorLevel , "I- at %d[0x%x]", xy, xy);
5959
6a4c261987c3 (svn r8185) -Codechange: Equipped Roadstops with new/delete operators and gave them proper constructors/destructors (Thanks to KUDr for a nice interactive C++ lesson)
celestar
parents: 5929
diff changeset
   425
7873
b3bccdcf85ef (svn r10746) -Codechange: add a generic superclass for almost all pool items so we do not have to duplicate code for each of the pool item classes and use it for the station and roadstop classes.
rubidium
parents: 7872
diff changeset
   426
	xy = 0;
5959
6a4c261987c3 (svn r8185) -Codechange: Equipped Roadstops with new/delete operators and gave them proper constructors/destructors (Thanks to KUDr for a nice interactive C++ lesson)
celestar
parents: 5929
diff changeset
   427
}
6086
61742a8471f5 (svn r8401) -Codechange: Make 'IsValidRoadStop' a method of RoadStop and rename it to 'IsValid'
celestar
parents: 5972
diff changeset
   428
6316
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   429
/** Checks whether there is a free bay in this road stop */
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   430
bool RoadStop::HasFreeBay() const
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   431
{
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   432
	return GB(status, 0, MAX_BAY_COUNT) != 0;
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   433
}
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   434
6338
0fb4f452873c (svn r8735) -Feature: drive-through road stops made possible by the hard work of mart3p.
rubidium
parents: 6331
diff changeset
   435
/** Checks whether the given bay is free in this road stop */
0fb4f452873c (svn r8735) -Feature: drive-through road stops made possible by the hard work of mart3p.
rubidium
parents: 6331
diff changeset
   436
bool RoadStop::IsFreeBay(uint nr) const
0fb4f452873c (svn r8735) -Feature: drive-through road stops made possible by the hard work of mart3p.
rubidium
parents: 6331
diff changeset
   437
{
0fb4f452873c (svn r8735) -Feature: drive-through road stops made possible by the hard work of mart3p.
rubidium
parents: 6331
diff changeset
   438
	assert(nr < MAX_BAY_COUNT);
8424
4a488a90ccab (svn r11481) -Codechange: Rename the HASBIT function to fit with the naming style
skidd13
parents: 7992
diff changeset
   439
	return HasBit(status, nr);
6338
0fb4f452873c (svn r8735) -Feature: drive-through road stops made possible by the hard work of mart3p.
rubidium
parents: 6331
diff changeset
   440
}
0fb4f452873c (svn r8735) -Feature: drive-through road stops made possible by the hard work of mart3p.
rubidium
parents: 6331
diff changeset
   441
6316
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   442
/**
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   443
 * Allocates a bay
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   444
 * @return the allocated bay number
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   445
 * @pre this->HasFreeBay()
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   446
 */
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   447
uint RoadStop::AllocateBay()
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   448
{
6331
9bc486e6cd0d (svn r8726) -Codechange: bools are 1 or 0 according to the C++ standard and refactor RoadStop::AllocateBay to remove a loop condition. Suggestions by Tron.
rubidium
parents: 6324
diff changeset
   449
	assert(HasFreeBay());
9bc486e6cd0d (svn r8726) -Codechange: bools are 1 or 0 according to the C++ standard and refactor RoadStop::AllocateBay to remove a loop condition. Suggestions by Tron.
rubidium
parents: 6324
diff changeset
   450
6316
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   451
	/* Find the first free bay. If the bit is set, the bay is free. */
6331
9bc486e6cd0d (svn r8726) -Codechange: bools are 1 or 0 according to the C++ standard and refactor RoadStop::AllocateBay to remove a loop condition. Suggestions by Tron.
rubidium
parents: 6324
diff changeset
   452
	uint bay_nr = 0;
8424
4a488a90ccab (svn r11481) -Codechange: Rename the HASBIT function to fit with the naming style
skidd13
parents: 7992
diff changeset
   453
	while (!HasBit(status, bay_nr)) bay_nr++;
6316
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   454
8425
72a71d480c5f (svn r11482) -Codechange: Remove the doubled function ClrBitT and rename the remaining to fit with the naming style
skidd13
parents: 8424
diff changeset
   455
	ClrBit(status, bay_nr);
6331
9bc486e6cd0d (svn r8726) -Codechange: bools are 1 or 0 according to the C++ standard and refactor RoadStop::AllocateBay to remove a loop condition. Suggestions by Tron.
rubidium
parents: 6324
diff changeset
   456
	return bay_nr;
6316
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   457
}
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   458
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   459
/**
6338
0fb4f452873c (svn r8735) -Feature: drive-through road stops made possible by the hard work of mart3p.
rubidium
parents: 6331
diff changeset
   460
 * Allocates a bay in a drive-through road stop
0fb4f452873c (svn r8735) -Feature: drive-through road stops made possible by the hard work of mart3p.
rubidium
parents: 6331
diff changeset
   461
 * @param nr the number of the bay to allocate
0fb4f452873c (svn r8735) -Feature: drive-through road stops made possible by the hard work of mart3p.
rubidium
parents: 6331
diff changeset
   462
 */
0fb4f452873c (svn r8735) -Feature: drive-through road stops made possible by the hard work of mart3p.
rubidium
parents: 6331
diff changeset
   463
void RoadStop::AllocateDriveThroughBay(uint nr)
0fb4f452873c (svn r8735) -Feature: drive-through road stops made possible by the hard work of mart3p.
rubidium
parents: 6331
diff changeset
   464
{
0fb4f452873c (svn r8735) -Feature: drive-through road stops made possible by the hard work of mart3p.
rubidium
parents: 6331
diff changeset
   465
	assert(nr < MAX_BAY_COUNT);
8425
72a71d480c5f (svn r11482) -Codechange: Remove the doubled function ClrBitT and rename the remaining to fit with the naming style
skidd13
parents: 8424
diff changeset
   466
	ClrBit(status, nr);
6338
0fb4f452873c (svn r8735) -Feature: drive-through road stops made possible by the hard work of mart3p.
rubidium
parents: 6331
diff changeset
   467
}
0fb4f452873c (svn r8735) -Feature: drive-through road stops made possible by the hard work of mart3p.
rubidium
parents: 6331
diff changeset
   468
0fb4f452873c (svn r8735) -Feature: drive-through road stops made possible by the hard work of mart3p.
rubidium
parents: 6331
diff changeset
   469
/**
6316
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   470
 * Frees the given bay
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   471
 * @param nr the number of the bay to free
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   472
 */
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   473
void RoadStop::FreeBay(uint nr)
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   474
{
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   475
	assert(nr < MAX_BAY_COUNT);
8427
143b0be22af1 (svn r11484) -Codechange: Remove the doubled function SetBitT and rename the remaining to fit with the naming style
skidd13
parents: 8425
diff changeset
   476
	SetBit(status, nr);
6316
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   477
}
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   478
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   479
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   480
/** Checks whether the entrance of the road stop is occupied by a vehicle */
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   481
bool RoadStop::IsEntranceBusy() const
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   482
{
8424
4a488a90ccab (svn r11481) -Codechange: Rename the HASBIT function to fit with the naming style
skidd13
parents: 7992
diff changeset
   483
	return HasBit(status, 7);
6316
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   484
}
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   485
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   486
/** Makes an entrance occupied or free */
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   487
void RoadStop::SetEntranceBusy(bool busy)
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   488
{
6331
9bc486e6cd0d (svn r8726) -Codechange: bools are 1 or 0 according to the C++ standard and refactor RoadStop::AllocateBay to remove a loop condition. Suggestions by Tron.
rubidium
parents: 6324
diff changeset
   489
	SB(status, 7, 1, busy);
6316
6ba1efc2b7fc (svn r8694) -Codechange: make RoadStop's status accessible via accessor functions.
rubidium
parents: 6161
diff changeset
   490
}
7965
c1a170885a60 (svn r10974) -Fix [FS#1144, FS#1155]: road vehicles that could not (properly) use a road stop still tried to go to that road stop.
rubidium
parents: 7949
diff changeset
   491
c1a170885a60 (svn r10974) -Fix [FS#1144, FS#1155]: road vehicles that could not (properly) use a road stop still tried to go to that road stop.
rubidium
parents: 7949
diff changeset
   492
/**
c1a170885a60 (svn r10974) -Fix [FS#1144, FS#1155]: road vehicles that could not (properly) use a road stop still tried to go to that road stop.
rubidium
parents: 7949
diff changeset
   493
 * Get the next road stop accessible by this vehicle.
c1a170885a60 (svn r10974) -Fix [FS#1144, FS#1155]: road vehicles that could not (properly) use a road stop still tried to go to that road stop.
rubidium
parents: 7949
diff changeset
   494
 * @param v the vehicle to get the next road stop for.
c1a170885a60 (svn r10974) -Fix [FS#1144, FS#1155]: road vehicles that could not (properly) use a road stop still tried to go to that road stop.
rubidium
parents: 7949
diff changeset
   495
 * @return the next road stop accessible.
c1a170885a60 (svn r10974) -Fix [FS#1144, FS#1155]: road vehicles that could not (properly) use a road stop still tried to go to that road stop.
rubidium
parents: 7949
diff changeset
   496
 */
c1a170885a60 (svn r10974) -Fix [FS#1144, FS#1155]: road vehicles that could not (properly) use a road stop still tried to go to that road stop.
rubidium
parents: 7949
diff changeset
   497
RoadStop *RoadStop::GetNextRoadStop(const Vehicle *v) const
c1a170885a60 (svn r10974) -Fix [FS#1144, FS#1155]: road vehicles that could not (properly) use a road stop still tried to go to that road stop.
rubidium
parents: 7949
diff changeset
   498
{
c1a170885a60 (svn r10974) -Fix [FS#1144, FS#1155]: road vehicles that could not (properly) use a road stop still tried to go to that road stop.
rubidium
parents: 7949
diff changeset
   499
	for (RoadStop *rs = this->next; rs != NULL; rs = rs->next) {
c1a170885a60 (svn r10974) -Fix [FS#1144, FS#1155]: road vehicles that could not (properly) use a road stop still tried to go to that road stop.
rubidium
parents: 7949
diff changeset
   500
		/* The vehicle cannot go to this roadstop (different roadtype) */
7967
7a931c848b69 (svn r10978) -Fix (r10974): only the first road stop (with correct roadtype) was considered when distributing vehicles.
rubidium
parents: 7965
diff changeset
   501
		if ((GetRoadTypes(rs->xy) & v->u.road.compatible_roadtypes) == ROADTYPES_NONE) continue;
7965
c1a170885a60 (svn r10974) -Fix [FS#1144, FS#1155]: road vehicles that could not (properly) use a road stop still tried to go to that road stop.
rubidium
parents: 7949
diff changeset
   502
		/* The vehicle is articulated and can therefor not go the a standard road stop */
c1a170885a60 (svn r10974) -Fix [FS#1144, FS#1155]: road vehicles that could not (properly) use a road stop still tried to go to that road stop.
rubidium
parents: 7949
diff changeset
   503
		if (IsStandardRoadStopTile(rs->xy) && RoadVehHasArticPart(v)) continue;
c1a170885a60 (svn r10974) -Fix [FS#1144, FS#1155]: road vehicles that could not (properly) use a road stop still tried to go to that road stop.
rubidium
parents: 7949
diff changeset
   504
c1a170885a60 (svn r10974) -Fix [FS#1144, FS#1155]: road vehicles that could not (properly) use a road stop still tried to go to that road stop.
rubidium
parents: 7949
diff changeset
   505
		/* The vehicle can actually go to this road stop. So, return it! */
c1a170885a60 (svn r10974) -Fix [FS#1144, FS#1155]: road vehicles that could not (properly) use a road stop still tried to go to that road stop.
rubidium
parents: 7949
diff changeset
   506
		return rs;
c1a170885a60 (svn r10974) -Fix [FS#1144, FS#1155]: road vehicles that could not (properly) use a road stop still tried to go to that road stop.
rubidium
parents: 7949
diff changeset
   507
	}
c1a170885a60 (svn r10974) -Fix [FS#1144, FS#1155]: road vehicles that could not (properly) use a road stop still tried to go to that road stop.
rubidium
parents: 7949
diff changeset
   508
c1a170885a60 (svn r10974) -Fix [FS#1144, FS#1155]: road vehicles that could not (properly) use a road stop still tried to go to that road stop.
rubidium
parents: 7949
diff changeset
   509
	return NULL;
c1a170885a60 (svn r10974) -Fix [FS#1144, FS#1155]: road vehicles that could not (properly) use a road stop still tried to go to that road stop.
rubidium
parents: 7949
diff changeset
   510
}