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@ r28558:9d9a6cccb728
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Location: cpp/openttd-patchpack/source/src/script/api/script_road.cpp
r28558:9d9a6cccb728
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Add: AI/GS Time Mode to choose between economy (default) and calendar time (#11603)
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* This file is part of OpenTTD.
* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* 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/>.
*/
/** @file script_road.cpp Implementation of ScriptRoad. */
#include "../../stdafx.h"
#include "script_map.hpp"
#include "script_station.hpp"
#include "script_cargo.hpp"
#include "../../station_base.h"
#include "../../landscape_cmd.h"
#include "../../road_cmd.h"
#include "../../station_cmd.h"
#include "../../newgrf_roadstop.h"
#include "../../script/squirrel_helper_type.hpp"
#include "../../safeguards.h"
/* static */ ScriptRoad::RoadVehicleType ScriptRoad::GetRoadVehicleTypeForCargo(CargoID cargo_type)
{
return ScriptCargo::HasCargoClass(cargo_type, ScriptCargo::CC_PASSENGERS) ? ROADVEHTYPE_BUS : ROADVEHTYPE_TRUCK;
}
/* static */ std::optional<std::string> ScriptRoad::GetName(RoadType road_type)
{
if (!IsRoadTypeAvailable(road_type)) return std::nullopt;
return GetString(GetRoadTypeInfo((::RoadType)road_type)->strings.name);
}
/* static */ bool ScriptRoad::IsRoadTile(TileIndex tile)
{
if (!::IsValidTile(tile)) return false;
return (::IsTileType(tile, MP_ROAD) && ::GetRoadTileType(tile) != ROAD_TILE_DEPOT) ||
IsDriveThroughRoadStationTile(tile);
}
/* static */ bool ScriptRoad::IsRoadDepotTile(TileIndex tile)
{
if (!::IsValidTile(tile)) return false;
if (!IsRoadTypeAvailable(GetCurrentRoadType())) return false;
return ::IsTileType(tile, MP_ROAD) && ::GetRoadTileType(tile) == ROAD_TILE_DEPOT &&
HasBit(::GetPresentRoadTypes(tile), (::RoadType)GetCurrentRoadType());
}
/* static */ bool ScriptRoad::IsRoadStationTile(TileIndex tile)
{
if (!::IsValidTile(tile)) return false;
if (!IsRoadTypeAvailable(GetCurrentRoadType())) return false;
return ::IsRoadStopTile(tile) && HasBit(::GetPresentRoadTypes(tile), (::RoadType)GetCurrentRoadType());
}
/* static */ bool ScriptRoad::IsDriveThroughRoadStationTile(TileIndex tile)
{
if (!::IsValidTile(tile)) return false;
if (!IsRoadTypeAvailable(GetCurrentRoadType())) return false;
return ::IsDriveThroughStopTile(tile) && HasBit(::GetPresentRoadTypes(tile), (::RoadType)GetCurrentRoadType());
}
/* static */ bool ScriptRoad::IsRoadTypeAvailable(RoadType road_type)
{
EnforceDeityOrCompanyModeValid(false);
return (::RoadType)road_type < ROADTYPE_END && ::HasRoadTypeAvail(ScriptObject::GetCompany(), (::RoadType)road_type);
}
/* static */ ScriptRoad::RoadType ScriptRoad::GetCurrentRoadType()
{
return (RoadType)ScriptObject::GetRoadType();
}
/* static */ void ScriptRoad::SetCurrentRoadType(RoadType road_type)
{
if (!IsRoadTypeAvailable(road_type)) return;
ScriptObject::SetRoadType((::RoadType)road_type);
}
/* static */ bool ScriptRoad::RoadVehCanRunOnRoad(RoadType engine_road_type, RoadType road_road_type)
{
return RoadVehHasPowerOnRoad(engine_road_type, road_road_type);
}
/* static */ bool ScriptRoad::RoadVehHasPowerOnRoad(RoadType engine_road_type, RoadType road_road_type)
{
if (!IsRoadTypeAvailable(engine_road_type)) return false;
if (!IsRoadTypeAvailable(road_road_type)) return false;
return ::HasPowerOnRoad((::RoadType)engine_road_type, (::RoadType)road_road_type);
}
/* static */ bool ScriptRoad::HasRoadType(TileIndex tile, RoadType road_type)
{
if (!ScriptMap::IsValidTile(tile)) return false;
if (!IsRoadTypeAvailable(road_type)) return false;
return ::MayHaveRoad(tile) && HasBit(::GetPresentRoadTypes(tile), (::RoadType)road_type);
}
/* static */ bool ScriptRoad::AreRoadTilesConnected(TileIndex t1, TileIndex t2)
{
if (!::IsValidTile(t1)) return false;
if (!::IsValidTile(t2)) return false;
if (!IsRoadTypeAvailable(GetCurrentRoadType())) return false;
/* Tiles not neighbouring */
if ((abs((int)::TileX(t1) - (int)::TileX(t2)) + abs((int)::TileY(t1) - (int)::TileY(t2))) != 1) return false;
RoadTramType rtt = ::GetRoadTramType(ScriptObject::GetRoadType());
RoadBits r1 = ::GetAnyRoadBits(t1, rtt); // TODO
RoadBits r2 = ::GetAnyRoadBits(t2, rtt); // TODO
uint dir_1 = (::TileX(t1) == ::TileX(t2)) ? (::TileY(t1) < ::TileY(t2) ? 2 : 0) : (::TileX(t1) < ::TileX(t2) ? 1 : 3);
uint dir_2 = 2 ^ dir_1;
DisallowedRoadDirections drd2 = IsNormalRoadTile(t2) ? GetDisallowedRoadDirections(t2) : DRD_NONE;
return HasBit(r1, dir_1) && HasBit(r2, dir_2) && drd2 != DRD_BOTH && drd2 != (dir_1 > dir_2 ? DRD_SOUTHBOUND : DRD_NORTHBOUND);
}
/* static */ bool ScriptRoad::ConvertRoadType(TileIndex start_tile, TileIndex end_tile, RoadType road_type)
{
EnforceCompanyModeValid(false);
EnforcePrecondition(false, ::IsValidTile(start_tile));
EnforcePrecondition(false, ::IsValidTile(end_tile));
EnforcePrecondition(false, IsRoadTypeAvailable(road_type));
return ScriptObject::Command<CMD_CONVERT_ROAD>::Do(start_tile, end_tile, (::RoadType)road_type);
}
/* Helper functions for ScriptRoad::CanBuildConnectedRoadParts(). */
/**
* Check whether the given existing bits the start and end part can be build.
* As the function assumes the bits being build on a slope that does not
* allow level foundations all of the existing parts will always be in
* a straight line. This also needs to hold for the start and end parts,
* otherwise it is for sure not valid. Finally a check will be done to
* determine whether the existing road parts match the to-be-build parts.
* As they can only be placed in one direction, just checking the start
* part with the first existing part is enough.
* @param existing The existing road parts.
* @param start The part that should be build first.
* @param end The part that will be build second.
* @return True if and only if the road bits can be build.
*/
static bool CheckAutoExpandedRoadBits(const Array<> &existing, int32_t start, int32_t end)
{
return (start + end == 0) && (existing.empty() || existing[0] == start || existing[0] == end);
}
/**
* Lookup function for building road parts when building on slopes is disabled.
* @param slope The slope of the tile to examine.
* @param existing The existing road parts.
* @param start The part that should be build first.
* @param end The part that will be build second.
* @return 0 when the build parts do not connect, 1 when they do connect once
* they are build or 2 when building the first part automatically
* builds the second part.
*/
static int32_t LookupWithoutBuildOnSlopes(::Slope slope, const Array<> &existing, int32_t start, int32_t end)
{
switch (slope) {
/* Flat slopes can always be build. */
case SLOPE_FLAT:
return 1;
/* Only 4 of the slopes can be build upon. Testing the existing bits is
* necessary because these bits can be something else when the settings
* in the game have been changed.
*/
case SLOPE_NE: case SLOPE_SW:
return (CheckAutoExpandedRoadBits(existing, start, end) && (start == 1 || end == 1)) ? (existing.empty() ? 2 : 1) : 0;
case SLOPE_SE: case SLOPE_NW:
return (CheckAutoExpandedRoadBits(existing, start, end) && (start != 1 && end != 1)) ? (existing.empty() ? 2 : 1) : 0;
/* Any other tile cannot be built on. */
default:
return 0;
}
}
/**
* Rotate a neighbour bit a single time clockwise.
* @param neighbour The neighbour.
* @return The rotate neighbour data.
*/
static int32_t RotateNeighbour(int32_t neighbour)
{
switch (neighbour) {
case -2: return -1;
case -1: return 2;
case 1: return -2;
case 2: return 1;
default: NOT_REACHED();
}
}
/**
* Convert a neighbour to a road bit representation for easy internal use.
* @param neighbour The neighbour.
* @return The bits representing the direction.
*/
static RoadBits NeighbourToRoadBits(int32_t neighbour)
{
switch (neighbour) {
case -2: return ROAD_NW;
case -1: return ROAD_NE;
case 2: return ROAD_SE;
case 1: return ROAD_SW;
default: NOT_REACHED();
}
}
/**
* Lookup function for building road parts when building on slopes is enabled.
* @param slope The slope of the tile to examine.
* @param existing The existing neighbours.
* @param start The part that should be build first.
* @param end The part that will be build second.
* @return 0 when the build parts do not connect, 1 when they do connect once
* they are build or 2 when building the first part automatically
* builds the second part.
*/
static int32_t LookupWithBuildOnSlopes(::Slope slope, const Array<> &existing, int32_t start, int32_t end)
{
/* Steep slopes behave the same as slopes with one corner raised. */
if (IsSteepSlope(slope)) {
slope = SlopeWithOneCornerRaised(GetHighestSlopeCorner(slope));
}
/* The slope is not steep. Furthermore lots of slopes are generally the
* same but are only rotated. So to reduce the amount of lookup work that
* needs to be done the data is made uniform. This means rotating the
* existing parts and updating the slope. */
static const ::Slope base_slopes[] = {
SLOPE_FLAT, SLOPE_W, SLOPE_W, SLOPE_SW,
SLOPE_W, SLOPE_EW, SLOPE_SW, SLOPE_WSE,
SLOPE_W, SLOPE_SW, SLOPE_EW, SLOPE_WSE,
SLOPE_SW, SLOPE_WSE, SLOPE_WSE};
static const byte base_rotates[] = {0, 0, 1, 0, 2, 0, 1, 0, 3, 3, 2, 3, 2, 2, 1};
if (slope >= (::Slope)lengthof(base_slopes)) {
/* This slope is an invalid slope, so ignore it. */
return -1;
}
byte base_rotate = base_rotates[slope];
slope = base_slopes[slope];
/* Some slopes don't need rotating, so return early when we know we do
* not need to rotate. */
switch (slope) {
case SLOPE_FLAT:
/* Flat slopes can always be build. */
return 1;
case SLOPE_EW:
case SLOPE_WSE:
/* A slope similar to a SLOPE_EW or SLOPE_WSE will always cause
* foundations which makes them accessible from all sides. */
return 1;
case SLOPE_W:
case SLOPE_SW:
/* A slope for which we need perform some calculations. */
break;
default:
/* An invalid slope. */
return -1;
}
/* Now perform the actual rotation. */
for (int j = 0; j < base_rotate; j++) {
start = RotateNeighbour(start);
end = RotateNeighbour(end);
}
/* Create roadbits out of the data for easier handling. */
RoadBits start_roadbits = NeighbourToRoadBits(start);
RoadBits new_roadbits = start_roadbits | NeighbourToRoadBits(end);
RoadBits existing_roadbits = ROAD_NONE;
for (int32_t neighbour : existing) {
for (int j = 0; j < base_rotate; j++) {
neighbour = RotateNeighbour(neighbour);
}
existing_roadbits |= NeighbourToRoadBits(neighbour);
}
switch (slope) {
case SLOPE_W:
/* A slope similar to a SLOPE_W. */
switch (new_roadbits) {
case ROAD_N:
case ROAD_E:
case ROAD_S:
/* Cannot build anything with a turn from the low side. */
return 0;
case ROAD_X:
case ROAD_Y:
/* A 'sloped' tile is going to be build. */
if ((existing_roadbits | new_roadbits) != new_roadbits) {
/* There is already a foundation on the tile, or at least
* another slope that is not compatible with the new one. */
return 0;
}
/* If the start is in the low part, it is automatically
* building the second part too. */
return ((start_roadbits & ROAD_E) && !(existing_roadbits & ROAD_W)) ? 2 : 1;
default:
/* Roadbits causing a foundation are going to be build.
* When the existing roadbits are slopes (the lower bits
* are used), this cannot be done. */
if ((existing_roadbits | new_roadbits) == new_roadbits) return 1;
return (existing_roadbits & ROAD_E) ? 0 : 1;
}
case SLOPE_SW:
/* A slope similar to a SLOPE_SW. */
switch (new_roadbits) {
case ROAD_N:
case ROAD_E:
/* Cannot build anything with a turn from the low side. */
return 0;
case ROAD_X:
/* A 'sloped' tile is going to be build. */
if ((existing_roadbits | new_roadbits) != new_roadbits) {
/* There is already a foundation on the tile, or at least
* another slope that is not compatible with the new one. */
return 0;
}
/* If the start is in the low part, it is automatically
* building the second part too. */
return ((start_roadbits & ROAD_NE) && !(existing_roadbits & ROAD_SW)) ? 2 : 1;
default:
/* Roadbits causing a foundation are going to be build.
* When the existing roadbits are slopes (the lower bits
* are used), this cannot be done. */
return (existing_roadbits & ROAD_NE) ? 0 : 1;
}
default:
NOT_REACHED();
}
}
/**
* Normalise all input data so we can easily handle it without needing
* to call the API lots of times or create large if-elseif-elseif-else
* constructs.
* In this case it means that a TileXY(0, -1) becomes -2 and TileXY(0, 1)
* becomes 2. TileXY(-1, 0) and TileXY(1, 0) stay respectively -1 and 1.
* Any other value means that it is an invalid tile offset.
* @param tile The tile to normalise.
* @return True if and only if the tile offset is valid.
*/
static bool NormaliseTileOffset(int32_t *tile)
{
if (*tile == 1 || *tile == -1) return true;
if (*tile == ::TileDiffXY(0, -1)) {
*tile = -2;
return true;
}
if (*tile == ::TileDiffXY(0, 1)) {
*tile = 2;
return true;
}
return false;
}
/* static */ SQInteger ScriptRoad::CanBuildConnectedRoadParts(ScriptTile::Slope slope_, Array<> &&existing, TileIndex start_, TileIndex end_)
{
::Slope slope = (::Slope)slope_;
int32_t start = start_.base();
int32_t end = end_.base();
/* The start tile and end tile cannot be the same tile either. */
if (start == end) return -1;
for (size_t i = 0; i < existing.size(); i++) {
if (!NormaliseTileOffset(&existing[i])) return -1;
}
if (!NormaliseTileOffset(&start)) return -1;
if (!NormaliseTileOffset(&end)) return -1;
/* Without build on slopes the characteristics are vastly different, so use
* a different helper function (one that is much simpler). */
return _settings_game.construction.build_on_slopes ? LookupWithBuildOnSlopes(slope, existing, start, end) : LookupWithoutBuildOnSlopes(slope, existing, start, end);
}
/* static */ SQInteger ScriptRoad::CanBuildConnectedRoadPartsHere(TileIndex tile, TileIndex start, TileIndex end)
{
if (!::IsValidTile(tile) || !::IsValidTile(start) || !::IsValidTile(end)) return -1;
if (::DistanceManhattan(tile, start) != 1 || ::DistanceManhattan(tile, end) != 1) return -1;
/* ROAD_NW ROAD_SW ROAD_SE ROAD_NE */
const TileIndexDiff neighbours[] = {::TileDiffXY(0, -1), ::TileDiffXY(1, 0), ::TileDiffXY(0, 1), ::TileDiffXY(-1, 0)};
::RoadBits rb = ::ROAD_NONE;
if (::IsNormalRoadTile(tile)) {
rb = ::GetAllRoadBits(tile);
} else {
rb = ::GetAnyRoadBits(tile, RTT_ROAD) | ::GetAnyRoadBits(tile, RTT_TRAM);
}
Array<> existing;
for (uint i = 0; i < lengthof(neighbours); i++) {
if (HasBit(rb, i)) existing.emplace_back(neighbours[i]);
}
return ScriptRoad::CanBuildConnectedRoadParts(ScriptTile::GetSlope(tile), std::move(existing), start - tile, end - tile);
}
/**
* Check whether one can reach (possibly by building) a road piece the center
* of the neighbouring tile. This includes roads and (drive through) stations.
* @param rt The road type we want to know reachability for
* @param start_tile The tile to "enter" the neighbouring tile.
* @param neighbour The direction to the neighbouring tile to "enter".
* @return true if and only if the tile is reachable.
*/
static bool NeighbourHasReachableRoad(::RoadType rt, TileIndex start_tile, DiagDirection neighbour)
{
TileIndex neighbour_tile = ::TileAddByDiagDir(start_tile, neighbour);
if (!HasBit(::GetPresentRoadTypes(neighbour_tile), rt)) return false;
switch (::GetTileType(neighbour_tile)) {
case MP_ROAD:
return (::GetRoadTileType(neighbour_tile) != ROAD_TILE_DEPOT);
case MP_STATION:
if (::IsDriveThroughStopTile(neighbour_tile)) {
return (::DiagDirToAxis(neighbour) == ::DiagDirToAxis(::GetRoadStopDir(neighbour_tile)));
}
return false;
default:
return false;
}
}
/* static */ SQInteger ScriptRoad::GetNeighbourRoadCount(TileIndex tile)
{
if (!::IsValidTile(tile)) return -1;
if (!IsRoadTypeAvailable(GetCurrentRoadType())) return -1;
::RoadType rt = (::RoadType)GetCurrentRoadType();
int32_t neighbour = 0;
if (TileX(tile) > 0 && NeighbourHasReachableRoad(rt, tile, DIAGDIR_NE)) neighbour++;
if (NeighbourHasReachableRoad(rt, tile, DIAGDIR_SE)) neighbour++;
if (NeighbourHasReachableRoad(rt, tile, DIAGDIR_SW)) neighbour++;
if (TileY(tile) > 0 && NeighbourHasReachableRoad(rt, tile, DIAGDIR_NW)) neighbour++;
return neighbour;
}
/* static */ TileIndex ScriptRoad::GetRoadDepotFrontTile(TileIndex depot)
{
if (!IsRoadDepotTile(depot)) return INVALID_TILE;
return depot + ::TileOffsByDiagDir(::GetRoadDepotDirection(depot));
}
/* static */ TileIndex ScriptRoad::GetRoadStationFrontTile(TileIndex station)
{
if (!IsRoadStationTile(station)) return INVALID_TILE;
return station + ::TileOffsByDiagDir(::GetRoadStopDir(station));
}
/* static */ TileIndex ScriptRoad::GetDriveThroughBackTile(TileIndex station)
{
if (!IsDriveThroughRoadStationTile(station)) return INVALID_TILE;
return station + ::TileOffsByDiagDir(::ReverseDiagDir(::GetRoadStopDir(station)));
}
/* static */ bool ScriptRoad::_BuildRoadInternal(TileIndex start, TileIndex end, bool one_way, bool full)
{
EnforceDeityOrCompanyModeValid(false);
EnforcePrecondition(false, start != end);
EnforcePrecondition(false, ::IsValidTile(start));
EnforcePrecondition(false, ::IsValidTile(end));
EnforcePrecondition(false, ::TileX(start) == ::TileX(end) || ::TileY(start) == ::TileY(end));
EnforcePrecondition(false, !one_way || RoadTypeIsRoad(ScriptObject::GetRoadType()));
EnforcePrecondition(false, IsRoadTypeAvailable(GetCurrentRoadType()));
Axis axis = ::TileY(start) != ::TileY(end) ? AXIS_Y : AXIS_X;
return ScriptObject::Command<CMD_BUILD_LONG_ROAD>::Do(end, start, ScriptObject::GetRoadType(), axis, one_way ? DRD_NORTHBOUND : DRD_NONE, (start < end) == !full, (start < end) != !full, true);
}
/* static */ bool ScriptRoad::BuildRoad(TileIndex start, TileIndex end)
{
return _BuildRoadInternal(start, end, false, false);
}
/* static */ bool ScriptRoad::BuildOneWayRoad(TileIndex start, TileIndex end)
{
EnforceCompanyModeValid(false);
return _BuildRoadInternal(start, end, true, false);
}
/* static */ bool ScriptRoad::BuildRoadFull(TileIndex start, TileIndex end)
{
return _BuildRoadInternal(start, end, false, true);
}
/* static */ bool ScriptRoad::BuildOneWayRoadFull(TileIndex start, TileIndex end)
{
EnforceCompanyModeValid(false);
return _BuildRoadInternal(start, end, true, true);
}
/* static */ bool ScriptRoad::BuildRoadDepot(TileIndex tile, TileIndex front)
{
EnforceCompanyModeValid(false);
EnforcePrecondition(false, tile != front);
EnforcePrecondition(false, ::IsValidTile(tile));
EnforcePrecondition(false, ::IsValidTile(front));
EnforcePrecondition(false, ::TileX(tile) == ::TileX(front) || ::TileY(tile) == ::TileY(front));
EnforcePrecondition(false, IsRoadTypeAvailable(GetCurrentRoadType()));
DiagDirection entrance_dir = (::TileX(tile) == ::TileX(front)) ? (::TileY(tile) < ::TileY(front) ? DIAGDIR_SE : DIAGDIR_NW) : (::TileX(tile) < ::TileX(front) ? DIAGDIR_SW : DIAGDIR_NE);
return ScriptObject::Command<CMD_BUILD_ROAD_DEPOT>::Do(tile, ScriptObject::GetRoadType(), entrance_dir);
}
/* static */ bool ScriptRoad::_BuildRoadStationInternal(TileIndex tile, TileIndex front, RoadVehicleType road_veh_type, bool drive_through, StationID station_id)
{
EnforceCompanyModeValid(false);
EnforcePrecondition(false, tile != front);
EnforcePrecondition(false, ::IsValidTile(tile));
EnforcePrecondition(false, ::IsValidTile(front));
EnforcePrecondition(false, ::TileX(tile) == ::TileX(front) || ::TileY(tile) == ::TileY(front));
EnforcePrecondition(false, station_id == ScriptStation::STATION_NEW || station_id == ScriptStation::STATION_JOIN_ADJACENT || ScriptStation::IsValidStation(station_id));
EnforcePrecondition(false, road_veh_type == ROADVEHTYPE_BUS || road_veh_type == ROADVEHTYPE_TRUCK);
EnforcePrecondition(false, IsRoadTypeAvailable(GetCurrentRoadType()));
DiagDirection entrance_dir = DiagdirBetweenTiles(tile, front);
RoadStopType stop_type = road_veh_type == ROADVEHTYPE_TRUCK ? ROADSTOP_TRUCK : ROADSTOP_BUS;
StationID to_join = ScriptStation::IsValidStation(station_id) ? station_id : INVALID_STATION;
return ScriptObject::Command<CMD_BUILD_ROAD_STOP>::Do(tile, 1, 1, stop_type, drive_through, entrance_dir, ScriptObject::GetRoadType(), ROADSTOP_CLASS_DFLT, 0, to_join, station_id != ScriptStation::STATION_JOIN_ADJACENT);
}
/* static */ bool ScriptRoad::BuildRoadStation(TileIndex tile, TileIndex front, RoadVehicleType road_veh_type, StationID station_id)
{
return _BuildRoadStationInternal(tile, front, road_veh_type, false, station_id);
}
/* static */ bool ScriptRoad::BuildDriveThroughRoadStation(TileIndex tile, TileIndex front, RoadVehicleType road_veh_type, StationID station_id)
{
return _BuildRoadStationInternal(tile, front, road_veh_type, true, station_id);
}
/* static */ bool ScriptRoad::RemoveRoad(TileIndex start, TileIndex end)
{
EnforceCompanyModeValid(false);
EnforcePrecondition(false, start != end);
EnforcePrecondition(false, ::IsValidTile(start));
EnforcePrecondition(false, ::IsValidTile(end));
EnforcePrecondition(false, ::TileX(start) == ::TileX(end) || ::TileY(start) == ::TileY(end));
EnforcePrecondition(false, IsRoadTypeAvailable(GetCurrentRoadType()));
return ScriptObject::Command<CMD_REMOVE_LONG_ROAD>::Do(end, start, ScriptObject::GetRoadType(), ::TileY(start) != ::TileY(end) ? AXIS_Y : AXIS_X, start < end, start >= end);
}
/* static */ bool ScriptRoad::RemoveRoadFull(TileIndex start, TileIndex end)
{
EnforceCompanyModeValid(false);
EnforcePrecondition(false, start != end);
EnforcePrecondition(false, ::IsValidTile(start));
EnforcePrecondition(false, ::IsValidTile(end));
EnforcePrecondition(false, ::TileX(start) == ::TileX(end) || ::TileY(start) == ::TileY(end));
EnforcePrecondition(false, IsRoadTypeAvailable(GetCurrentRoadType()));
return ScriptObject::Command<CMD_REMOVE_LONG_ROAD>::Do(end, start, ScriptObject::GetRoadType(), ::TileY(start) != ::TileY(end) ? AXIS_Y : AXIS_X, start >= end, start < end);
}
/* static */ bool ScriptRoad::RemoveRoadDepot(TileIndex tile)
{
EnforceCompanyModeValid(false);
EnforcePrecondition(false, ::IsValidTile(tile));
EnforcePrecondition(false, IsTileType(tile, MP_ROAD))
EnforcePrecondition(false, GetRoadTileType(tile) == ROAD_TILE_DEPOT);
return ScriptObject::Command<CMD_LANDSCAPE_CLEAR>::Do(tile);
}
/* static */ bool ScriptRoad::RemoveRoadStation(TileIndex tile)
{
EnforceCompanyModeValid(false);
EnforcePrecondition(false, ::IsValidTile(tile));
EnforcePrecondition(false, IsTileType(tile, MP_STATION));
EnforcePrecondition(false, IsRoadStop(tile));
return ScriptObject::Command<CMD_REMOVE_ROAD_STOP>::Do(tile, 1, 1, GetRoadStopType(tile), false);
}
/* static */ Money ScriptRoad::GetBuildCost(RoadType roadtype, BuildType build_type)
{
if (!ScriptRoad::IsRoadTypeAvailable(roadtype)) return -1;
switch (build_type) {
case BT_ROAD: return ::RoadBuildCost((::RoadType)roadtype);
case BT_DEPOT: return ::GetPrice(PR_BUILD_DEPOT_ROAD, 1, nullptr);
case BT_BUS_STOP: return ::GetPrice(PR_BUILD_STATION_BUS, 1, nullptr);
case BT_TRUCK_STOP: return ::GetPrice(PR_BUILD_STATION_TRUCK, 1, nullptr);
default: return -1;
}
}
/* static */ ScriptRoad::RoadTramTypes ScriptRoad::GetRoadTramType(RoadType roadtype)
{
return (RoadTramTypes)(1 << ::GetRoadTramType((::RoadType)roadtype));
}
/* static */ SQInteger ScriptRoad::GetMaxSpeed(RoadType road_type)
{
if (!ScriptRoad::IsRoadTypeAvailable(road_type)) return -1;
return GetRoadTypeInfo((::RoadType)road_type)->max_speed;
}
/* static */ SQInteger ScriptRoad::GetMaintenanceCostFactor(RoadType roadtype)
{
if (!ScriptRoad::IsRoadTypeAvailable(roadtype)) return 0;
return GetRoadTypeInfo((::RoadType)roadtype)->maintenance_multiplier;
}
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