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(svn r19231) -Feature: Allow overbuilding of road stops.

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This commit is contained in:
terkhen 2010-02-24 21:55:03 +00:00
parent aba24e44cf
commit a4a66ec1aa
6 changed files with 125 additions and 45 deletions
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16
bin/ai/compat_0.7.nut
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@ -258,3 +258,19 @@ class AIWaypointList extends _AIWaypointList {
::_AIWaypointList.constructor(AIWaypoint.WAYPOINT_RAIL);
}
}
AIRoad._BuildRoadStation <- AIRoad.BuildRoadStation;
AIRoad.BuildRoadStation <- function(tile, front, road_veh_type, station_id)
{
if (AIRoad.IsRoadStationTile(tile)) return false;
return AIRoad._BuildRoadStation(tile, front, road_veh_type, station_id);
}
AIRoad._BuildDriveThroughRoadStation <- AIRoad.BuildDriveThroughRoadStation;
AIRoad.BuildDriveThroughRoadStation <- function(tile, front, road_veh_type, station_id)
{
if (AIRoad.IsRoadStationTile(tile)) return false;
return AIRoad._BuildDriveThroughRoadStation(tile, front, road_veh_type, station_id);
}

19
bin/ai/compat_1.0.nut
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@ -7,5 +7,20 @@
* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/* Enable when adding the first compatability code:
* AILog.Info("1.0 API compatability in effect"); */
AILog.Info("1.0 API compatability in effect.");
AIRoad._BuildRoadStation <- AIRoad.BuildRoadStation;
AIRoad.BuildRoadStation <- function(tile, front, road_veh_type, station_id)
{
if (AIRoad.IsRoadStationTile(tile)) return false;
return AIRoad._BuildRoadStation(tile, front, road_veh_type, station_id);
}
AIRoad._BuildDriveThroughRoadStation <- AIRoad.BuildDriveThroughRoadStation;
AIRoad.BuildDriveThroughRoadStation <- function(tile, front, road_veh_type, station_id)
{
if (AIRoad.IsRoadStationTile(tile)) return false;
return AIRoad._BuildDriveThroughRoadStation(tile, front, road_veh_type, station_id);
}

16
bin/ai/regression/regression.txt
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@ -7259,7 +7259,7 @@
BuildRoadStation(): false
BuildRoadStation(): false
BuildRoadStation(): true
BuildRoadStation(): false
BuildRoadStation(): true
IsStationTile(): true
IsStationTile(): false
HasRoadType(Road): true
@ -8452,11 +8452,11 @@
14 => 1
12 => 1
Age ListDump:
14 => 1
13 => 1
12 => 1
17 => 0
16 => 0
14 => 0
13 => 0
12 => 0
MaxAge ListDump:
16 => 10980
14 => 10980
@ -8465,10 +8465,10 @@
12 => 5490
AgeLeft ListDump:
16 => 10980
14 => 10980
14 => 10979
17 => 7320
13 => 5490
12 => 5490
13 => 5489
12 => 5489
CurrentSpeed ListDump:
12 => 21
17 => 0
@ -8486,7 +8486,7 @@
16 => 0
14 => 0
13 => 0
12 => 0
12 => -1
ProfitLastYear ListDump:
17 => 0
16 => 0

4
src/ai/api/ai_changelog.hpp
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@ -18,6 +18,10 @@
*
* 1.1.0 is not yet released. The following changes are not set in stone yet.
*
* Other changes:
* \li AIRoad::BuildRoadStation now allows overbuilding
* \li AIRoad::BuildDriveThroughRoadStation now allows overbuilding
*
* \b 1.0.0
*
* 1.0.0 is not yet released. The following changes are not set in stone yet.

1
src/lang/english.txt
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@ -3425,6 +3425,7 @@ STR_ERROR_CAN_T_REMOVE_BUS_STATION :{WHITE}Can't re
STR_ERROR_CAN_T_REMOVE_TRUCK_STATION :{WHITE}Can't remove lorry station...
STR_ERROR_CAN_T_REMOVE_PASSENGER_TRAM_STATION :{WHITE}Can't remove passenger tram station...
STR_ERROR_CAN_T_REMOVE_CARGO_TRAM_STATION :{WHITE}Can't remove freight tram station...
STR_ERROR_MUST_REMOVE_ROAD_STOP_FIRST :{WHITE}Must remove road stop first
STR_ERROR_MUST_DEMOLISH_RAILROAD :{WHITE}Must demolish railway station first
STR_ERROR_MUST_DEMOLISH_BUS_STATION_FIRST :{WHITE}Must demolish bus station first

114
src/station_cmd.cpp
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@ -804,11 +804,13 @@ static CommandCost CheckFlatLandRailStation(TileArea tile_area, DoCommandFlag fl
* @param flags Operation to perform.
* @param invalid_dirs Prohibited directions (set of DiagDirections).
* @param is_drive_through True if trying to build a drive-through station.
* @param is_truck_stop True when building a truck stop, false otherwise.
* @param axis Axis of a drive-through road stop.
* @param station StationID to be queried and returned if available.
* @param rts Road types to build. Bits already built at the tile will be removed.
* @return The cost in case of success, or an error code if it failed.
*/
static CommandCost CheckFlatLandRoadStop(TileArea tile_area, DoCommandFlag flags, uint invalid_dirs, bool is_drive_through, Axis axis, RoadTypes &rts)
static CommandCost CheckFlatLandRoadStop(TileArea tile_area, DoCommandFlag flags, uint invalid_dirs, bool is_drive_through, bool is_truck_stop, Axis axis, StationID *station, RoadTypes &rts)
{
CommandCost cost(EXPENSES_CONSTRUCTION);
int allowed_z = -1;
@ -818,43 +820,64 @@ static CommandCost CheckFlatLandRoadStop(TileArea tile_area, DoCommandFlag flags
if (ret.Failed()) return ret;
cost.AddCost(ret);
bool build_over_road = is_drive_through && IsNormalRoadTile(cur_tile);
/* Road bits in the wrong direction. */
if (build_over_road && (GetAllRoadBits(cur_tile) & (axis == AXIS_X ? ROAD_Y : ROAD_X)) != 0) return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
RoadTypes cur_rts = IsNormalRoadTile(cur_tile) ? GetRoadTypes(cur_tile) : ROADTYPES_NONE;
uint num_roadbits = 0;
if (build_over_road) {
/* There is a road, check if we can build road+tram stop over it. */
if (HasBit(cur_rts, ROADTYPE_ROAD)) {
Owner road_owner = GetRoadOwner(cur_tile, ROADTYPE_ROAD);
if (road_owner == OWNER_TOWN) {
if (!_settings_game.construction.road_stop_on_town_road) return_cmd_error(STR_ERROR_DRIVE_THROUGH_ON_TOWN_ROAD);
} else if (!_settings_game.construction.road_stop_on_competitor_road && road_owner != OWNER_NONE && !CheckOwnership(road_owner)) {
return CMD_ERROR;
/* If station is set, then we have special handling to allow building on top of already existing stations.
* Station points to INVALID_STATION if we can build on any station.
* Or it points to a station if we're only allowed to build on exactly that station. */
if (station != NULL && IsTileType(cur_tile, MP_STATION)) {
if (!IsRoadStop(cur_tile)) {
return ClearTile_Station(cur_tile, DC_AUTO); // Get error message.
} else {
if (is_truck_stop != IsTruckStop(cur_tile) ||
is_drive_through != IsDriveThroughStopTile(cur_tile) ||
HasBit(rts, ROADTYPE_TRAM) != HasBit(GetRoadTypes(cur_tile), ROADTYPE_TRAM)) {
return ClearTile_Station(cur_tile, DC_AUTO); // Get error message.
}
num_roadbits += CountBits(GetRoadBits(cur_tile, ROADTYPE_ROAD));
}
/* There is a tram, check if we can build road+tram stop over it. */
if (HasBit(cur_rts, ROADTYPE_TRAM)) {
Owner tram_owner = GetRoadOwner(cur_tile, ROADTYPE_TRAM);
if (!_settings_game.construction.road_stop_on_competitor_road && tram_owner != OWNER_NONE && !CheckOwnership(tram_owner)) {
return CMD_ERROR;
StationID st = GetStationIndex(cur_tile);
if (*station == INVALID_STATION) {
*station = st;
} else if (*station != st) {
return_cmd_error(STR_ERROR_ADJOINS_MORE_THAN_ONE_EXISTING);
}
num_roadbits += CountBits(GetRoadBits(cur_tile, ROADTYPE_TRAM));
}
/* Do not remove roadtypes! */
rts |= cur_rts;
} else {
ret = DoCommand(cur_tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
if (ret.Failed()) return ret;
cost.AddCost(ret);
}
bool build_over_road = is_drive_through && IsNormalRoadTile(cur_tile);
/* Road bits in the wrong direction. */
if (build_over_road && (GetAllRoadBits(cur_tile) & (axis == AXIS_X ? ROAD_Y : ROAD_X)) != 0) return_cmd_error(STR_ERROR_DRIVE_THROUGH_DIRECTION);
uint roadbits_to_build = CountBits(rts) * 2 - num_roadbits;
cost.AddCost(_price[PR_BUILD_ROAD] * roadbits_to_build);
RoadTypes cur_rts = IsNormalRoadTile(cur_tile) ? GetRoadTypes(cur_tile) : ROADTYPES_NONE;
uint num_roadbits = 0;
if (build_over_road) {
/* There is a road, check if we can build road+tram stop over it. */
if (HasBit(cur_rts, ROADTYPE_ROAD)) {
Owner road_owner = GetRoadOwner(cur_tile, ROADTYPE_ROAD);
if (road_owner == OWNER_TOWN) {
if (!_settings_game.construction.road_stop_on_town_road) return_cmd_error(STR_ERROR_DRIVE_THROUGH_ON_TOWN_ROAD);
} else if (!_settings_game.construction.road_stop_on_competitor_road && road_owner != OWNER_NONE && !CheckOwnership(road_owner)) {
return CMD_ERROR;
}
num_roadbits += CountBits(GetRoadBits(cur_tile, ROADTYPE_ROAD));
}
/* There is a tram, check if we can build road+tram stop over it. */
if (HasBit(cur_rts, ROADTYPE_TRAM)) {
Owner tram_owner = GetRoadOwner(cur_tile, ROADTYPE_TRAM);
if (!_settings_game.construction.road_stop_on_competitor_road && tram_owner != OWNER_NONE && !CheckOwnership(tram_owner)) {
return CMD_ERROR;
}
num_roadbits += CountBits(GetRoadBits(cur_tile, ROADTYPE_TRAM));
}
/* Do not remove roadtypes! */
rts |= cur_rts;
} else {
ret = DoCommand(cur_tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
if (ret.Failed()) return ret;
cost.AddCost(ret);
}
uint roadbits_to_build = CountBits(rts) * 2 - num_roadbits;
cost.AddCost(_price[PR_BUILD_ROAD] * roadbits_to_build);
}
}
return cost;
@ -1595,6 +1618,22 @@ static RoadStop **FindRoadStopSpot(bool truck_station, Station *st)
}
}
static CommandCost RemoveRoadStop(TileIndex tile, DoCommandFlag flags);
/**
* Find a nearby station that joins this road stop.
* @param existing_stop an existing road stop we build over
* @param station_to_join the station to join to
* @param adjacent whether adjacent stations are allowed
* @param ta the area of the newly build station
* @param st 'return' pointer for the found station
* @return command cost with the error or 'okay'
*/
static CommandCost FindJoiningRoadStop(StationID existing_stop, StationID station_to_join, bool adjacent, TileArea ta, Station **st)
{
return FindJoiningBaseStation<Station, STR_ERROR_MUST_REMOVE_ROAD_STOP_FIRST>(existing_stop, station_to_join, adjacent, ta, st);
}
/** Build a bus or truck stop.
* @param tile Northernmost tile of the stop.
* @param flags Operation to perform.
@ -1651,12 +1690,13 @@ CommandCost CmdBuildRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uin
/* Total road stop cost. */
CommandCost cost(EXPENSES_CONSTRUCTION, roadstop_area.w * roadstop_area.h * _price[type ? PR_BUILD_STATION_TRUCK : PR_BUILD_STATION_BUS]);
CommandCost ret = CheckFlatLandRoadStop(roadstop_area, flags, is_drive_through ? 5 << ddir : 1 << ddir, is_drive_through, DiagDirToAxis(ddir), rts);
StationID est = INVALID_STATION;
CommandCost ret = CheckFlatLandRoadStop(roadstop_area, flags, is_drive_through ? 5 << ddir : 1 << ddir, is_drive_through, type, DiagDirToAxis(ddir), &est, rts);
if (ret.Failed()) return ret;
cost.AddCost(ret);
Station *st = NULL;
ret = FindJoiningStation(INVALID_STATION, station_to_join, HasBit(p2, 5), roadstop_area, &st);
ret = FindJoiningRoadStop(est, station_to_join, HasBit(p2, 5), roadstop_area, &st);
if (ret.Failed()) return ret;
/* Find a deleted station close to us */
@ -1690,6 +1730,10 @@ CommandCost CmdBuildRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uin
if (flags & DC_EXEC) {
/* Check every tile in the area. */
TILE_AREA_LOOP(cur_tile, roadstop_area) {
if (IsTileType(cur_tile, MP_STATION) && IsRoadStop(cur_tile)) {
RemoveRoadStop(cur_tile, flags);
}
RoadStop *road_stop = new RoadStop(cur_tile);
/* Insert into linked list of RoadStops. */
RoadStop **currstop = FindRoadStopSpot(type, st);