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Location: cpp/openttd-patchpack/source/src/timetable_cmd.cpp - annotation
r22339:80cd128a4dcb
16.7 KiB
text/x-c
(svn r27534) -Fix [FS#6435]: [NewGRF] Station spritelayouts did not accept the var10 flag for the palette.
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r22129:8e5c5b5cd408 r22129:8e5c5b5cd408 r21441:3cecc5d58a3f r7062:6a1de70754de r7062:6a1de70754de r7062:6a1de70754de r7066:7459a71fc283 r6981:8e1c715f9e05 r6981:8e1c715f9e05 r6981:8e1c715f9e05 r17085:00941d1d17ff r17085:00941d1d17ff r17085:00941d1d17ff r17085:00941d1d17ff r17085:00941d1d17ff r17085:00941d1d17ff r17085:00941d1d17ff r17085:00941d1d17ff r17085:00941d1d17ff r17085:00941d1d17ff r17085:00941d1d17ff r17085:00941d1d17ff r9941:945cc0c6ccbc r13024:48c81d0b078a r7809:a8c0806e350f r6981:8e1c715f9e05 | /* $Id$ */
/*
* 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 timetable_cmd.cpp Commands related to time tabling. */
#include "stdafx.h"
#include "command_func.h"
#include "company_func.h"
#include "date_func.h"
#include "window_func.h"
#include "vehicle_base.h"
#include "cmd_helper.h"
#include "core/sort_func.hpp"
#include "table/strings.h"
#include "safeguards.h"
/**
* Change/update a particular timetable entry.
* @param v The vehicle to change the timetable of.
* @param order_number The index of the timetable in the order list.
* @param val The new data of the timetable entry.
* @param mtf Which part of the timetable entry to change.
* @param timetabled If the new value is explicitly timetabled.
*/
static void ChangeTimetable(Vehicle *v, VehicleOrderID order_number, uint16 val, ModifyTimetableFlags mtf, bool timetabled)
{
Order *order = v->GetOrder(order_number);
int total_delta = 0;
int timetable_delta = 0;
switch (mtf) {
case MTF_WAIT_TIME:
total_delta = val - order->GetWaitTime();
timetable_delta = (timetabled ? val : 0) - order->GetTimetabledWait();
order->SetWaitTime(val);
order->SetWaitTimetabled(timetabled);
break;
case MTF_TRAVEL_TIME:
total_delta = val - order->GetTravelTime();
timetable_delta = (timetabled ? val : 0) - order->GetTimetabledTravel();
order->SetTravelTime(val);
order->SetTravelTimetabled(timetabled);
break;
case MTF_TRAVEL_SPEED:
order->SetMaxSpeed(val);
break;
default:
NOT_REACHED();
}
v->orders.list->UpdateTotalDuration(total_delta);
v->orders.list->UpdateTimetableDuration(timetable_delta);
for (v = v->FirstShared(); v != NULL; v = v->NextShared()) {
if (v->cur_real_order_index == order_number && v->current_order.Equals(*order)) {
switch (mtf) {
case MTF_WAIT_TIME:
v->current_order.SetWaitTime(val);
v->current_order.SetWaitTimetabled(timetabled);
break;
case MTF_TRAVEL_TIME:
v->current_order.SetTravelTime(val);
v->current_order.SetTravelTimetabled(timetabled);
break;
case MTF_TRAVEL_SPEED:
v->current_order.SetMaxSpeed(val);
break;
default:
NOT_REACHED();
}
}
SetWindowDirty(WC_VEHICLE_TIMETABLE, v->index);
}
}
/**
* Change timetable data of an order.
* @param tile Not used.
* @param flags Operation to perform.
* @param p1 Various bitstuffed elements
* - p1 = (bit 0-19) - Vehicle with the orders to change.
* - p1 = (bit 20-27) - Order index to modify.
* - p1 = (bit 28-29) - Timetable data to change (@see ModifyTimetableFlags)
* @param p2 The amount of time to wait.
* - p2 = (bit 0-15) - The data to modify as specified by p1 bits 28-29.
* 0 to clear times, UINT16_MAX to clear speed limit.
* @param text unused
* @return the cost of this operation or an error
*/
CommandCost CmdChangeTimetable(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
VehicleID veh = GB(p1, 0, 20);
Vehicle *v = Vehicle::GetIfValid(veh);
if (v == NULL || !v->IsPrimaryVehicle()) return CMD_ERROR;
CommandCost ret = CheckOwnership(v->owner);
if (ret.Failed()) return ret;
VehicleOrderID order_number = GB(p1, 20, 8);
Order *order = v->GetOrder(order_number);
if (order == NULL || order->IsType(OT_IMPLICIT)) return CMD_ERROR;
ModifyTimetableFlags mtf = Extract<ModifyTimetableFlags, 28, 2>(p1);
if (mtf >= MTF_END) return CMD_ERROR;
int wait_time = order->GetWaitTime();
int travel_time = order->GetTravelTime();
int max_speed = order->GetMaxSpeed();
switch (mtf) {
case MTF_WAIT_TIME:
wait_time = GB(p2, 0, 16);
break;
case MTF_TRAVEL_TIME:
travel_time = GB(p2, 0, 16);
break;
case MTF_TRAVEL_SPEED:
max_speed = GB(p2, 0, 16);
if (max_speed == 0) max_speed = UINT16_MAX; // Disable speed limit.
break;
default:
NOT_REACHED();
}
if (wait_time != order->GetWaitTime()) {
switch (order->GetType()) {
case OT_GOTO_STATION:
if (order->GetNonStopType() & ONSF_NO_STOP_AT_DESTINATION_STATION) return_cmd_error(STR_ERROR_TIMETABLE_NOT_STOPPING_HERE);
break;
case OT_CONDITIONAL:
break;
default: return_cmd_error(STR_ERROR_TIMETABLE_ONLY_WAIT_AT_STATIONS);
}
}
if (travel_time != order->GetTravelTime() && order->IsType(OT_CONDITIONAL)) return CMD_ERROR;
if (max_speed != order->GetMaxSpeed() && (order->IsType(OT_CONDITIONAL) || v->type == VEH_AIRCRAFT)) return CMD_ERROR;
if (flags & DC_EXEC) {
switch (mtf) {
case MTF_WAIT_TIME:
/* Set time if changing the value or confirming an estimated time as timetabled. */
if (wait_time != order->GetWaitTime() || (wait_time > 0 && !order->IsWaitTimetabled())) {
ChangeTimetable(v, order_number, wait_time, MTF_WAIT_TIME, wait_time > 0);
}
break;
case MTF_TRAVEL_TIME:
/* Set time if changing the value or confirming an estimated time as timetabled. */
if (travel_time != order->GetTravelTime() || (travel_time > 0 && !order->IsTravelTimetabled())) {
ChangeTimetable(v, order_number, travel_time, MTF_TRAVEL_TIME, travel_time > 0);
}
break;
case MTF_TRAVEL_SPEED:
if (max_speed != order->GetMaxSpeed()) {
ChangeTimetable(v, order_number, max_speed, MTF_TRAVEL_SPEED, max_speed != UINT16_MAX);
}
break;
default:
break;
}
}
return CommandCost();
}
/**
* Clear the lateness counter to make the vehicle on time.
* @param tile Not used.
* @param flags Operation to perform.
* @param p1 Various bitstuffed elements
* - p1 = (bit 0-19) - Vehicle with the orders to change.
* @param p2 unused
* @param text unused
* @return the cost of this operation or an error
*/
CommandCost CmdSetVehicleOnTime(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
VehicleID veh = GB(p1, 0, 20);
Vehicle *v = Vehicle::GetIfValid(veh);
if (v == NULL || !v->IsPrimaryVehicle() || v->orders.list == NULL) return CMD_ERROR;
CommandCost ret = CheckOwnership(v->owner);
if (ret.Failed()) return ret;
if (flags & DC_EXEC) {
v->lateness_counter = 0;
SetWindowDirty(WC_VEHICLE_TIMETABLE, v->index);
}
return CommandCost();
}
/**
* Order vehicles based on their timetable. The vehicles will be sorted in order
* they would reach the first station.
*
* @param ap First Vehicle pointer.
* @param bp Second Vehicle pointer.
* @return Comparison value.
*/
static int CDECL VehicleTimetableSorter(Vehicle * const *ap, Vehicle * const *bp)
{
const Vehicle *a = *ap;
const Vehicle *b = *bp;
VehicleOrderID a_order = a->cur_real_order_index;
VehicleOrderID b_order = b->cur_real_order_index;
int j = (int)b_order - (int)a_order;
/* Are we currently at an ordered station (un)loading? */
bool a_load = a->current_order.IsType(OT_LOADING) && a->current_order.GetNonStopType() != ONSF_STOP_EVERYWHERE;
bool b_load = b->current_order.IsType(OT_LOADING) && b->current_order.GetNonStopType() != ONSF_STOP_EVERYWHERE;
/* If the current order is not loading at the ordered station, decrease the order index by one since we have
* not yet arrived at the station (and thus the timetable entry; still in the travelling of the previous one).
* Since the ?_order variables are unsigned the -1 will flow under and place the vehicles going to order #0 at
* the begin of the list with vehicles arriving at #0. */
if (!a_load) a_order--;
if (!b_load) b_order--;
/* First check the order index that accounted for loading, then just the raw one. */
int i = (int)b_order - (int)a_order;
if (i != 0) return i;
if (j != 0) return j;
/* Look at the time we spent in this order; the higher, the closer to its destination. */
i = b->current_order_time - a->current_order_time;
if (i != 0) return i;
/* If all else is equal, use some unique index to sort it the same way. */
return b->unitnumber - a->unitnumber;
}
/**
* Set the start date of the timetable.
* @param tile Not used.
* @param flags Operation to perform.
* @param p2 Various bitstuffed elements
* - p2 = (bit 0-19) - Vehicle ID.
* - p2 = (bit 20) - Set to 1 to set timetable start for all vehicles sharing this order
* @param p2 The timetable start date.
* @param text Not used.
* @return The error or cost of the operation.
*/
CommandCost CmdSetTimetableStart(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
bool timetable_all = HasBit(p1, 20);
Vehicle *v = Vehicle::GetIfValid(GB(p1, 0, 20));
if (v == NULL || !v->IsPrimaryVehicle() || v->orders.list == NULL) return CMD_ERROR;
CommandCost ret = CheckOwnership(v->owner);
if (ret.Failed()) return ret;
/* Don't let a timetable start more than 15 years into the future or 1 year in the past. */
Date start_date = (Date)p2;
if (start_date < 0 || start_date > MAX_DAY) return CMD_ERROR;
if (start_date - _date > 15 * DAYS_IN_LEAP_YEAR) return CMD_ERROR;
if (_date - start_date > DAYS_IN_LEAP_YEAR) return CMD_ERROR;
if (timetable_all && !v->orders.list->IsCompleteTimetable()) return CMD_ERROR;
if (flags & DC_EXEC) {
SmallVector<Vehicle *, 8> vehs;
if (timetable_all) {
for (Vehicle *w = v->orders.list->GetFirstSharedVehicle(); w != NULL; w = w->NextShared()) {
*vehs.Append() = w;
}
} else {
*vehs.Append() = v;
}
int total_duration = v->orders.list->GetTimetableTotalDuration();
int num_vehs = vehs.Length();
if (num_vehs >= 2) {
QSortT(vehs.Begin(), vehs.Length(), &VehicleTimetableSorter);
}
int base = vehs.FindIndex(v);
for (Vehicle **viter = vehs.Begin(); viter != vehs.End(); viter++) {
int idx = (viter - vehs.Begin()) - base;
Vehicle *w = *viter;
w->lateness_counter = 0;
ClrBit(w->vehicle_flags, VF_TIMETABLE_STARTED);
/* Do multiplication, then division to reduce rounding errors. */
w->timetable_start = start_date + idx * total_duration / num_vehs / DAY_TICKS;
SetWindowDirty(WC_VEHICLE_TIMETABLE, w->index);
}
}
return CommandCost();
}
/**
* Start or stop filling the timetable automatically from the time the vehicle
* actually takes to complete it. When starting to autofill the current times
* are cleared and the timetable will start again from scratch.
* @param tile Not used.
* @param flags Operation to perform.
* @param p1 Vehicle index.
* @param p2 Various bitstuffed elements
* - p2 = (bit 0) - Set to 1 to enable, 0 to disable autofill.
* - p2 = (bit 1) - Set to 1 to preserve waiting times in non-destructive mode
* @param text unused
* @return the cost of this operation or an error
*/
CommandCost CmdAutofillTimetable(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
VehicleID veh = GB(p1, 0, 20);
Vehicle *v = Vehicle::GetIfValid(veh);
if (v == NULL || !v->IsPrimaryVehicle() || v->orders.list == NULL) return CMD_ERROR;
CommandCost ret = CheckOwnership(v->owner);
if (ret.Failed()) return ret;
if (flags & DC_EXEC) {
if (HasBit(p2, 0)) {
/* Start autofilling the timetable, which clears the
* "timetable has started" bit. Times are not cleared anymore, but are
* overwritten when the order is reached now. */
SetBit(v->vehicle_flags, VF_AUTOFILL_TIMETABLE);
ClrBit(v->vehicle_flags, VF_TIMETABLE_STARTED);
/* Overwrite waiting times only if they got longer */
if (HasBit(p2, 1)) SetBit(v->vehicle_flags, VF_AUTOFILL_PRES_WAIT_TIME);
v->timetable_start = 0;
v->lateness_counter = 0;
} else {
ClrBit(v->vehicle_flags, VF_AUTOFILL_TIMETABLE);
ClrBit(v->vehicle_flags, VF_AUTOFILL_PRES_WAIT_TIME);
}
for (Vehicle *v2 = v->FirstShared(); v2 != NULL; v2 = v2->NextShared()) {
if (v2 != v) {
/* Stop autofilling; only one vehicle at a time can perform autofill */
ClrBit(v2->vehicle_flags, VF_AUTOFILL_TIMETABLE);
ClrBit(v2->vehicle_flags, VF_AUTOFILL_PRES_WAIT_TIME);
}
SetWindowDirty(WC_VEHICLE_TIMETABLE, v2->index);
}
}
return CommandCost();
}
/**
* Update the timetable for the vehicle.
* @param v The vehicle to update the timetable for.
* @param travelling Whether we just travelled or waited at a station.
*/
void UpdateVehicleTimetable(Vehicle *v, bool travelling)
{
uint time_taken = v->current_order_time;
v->current_order_time = 0;
if (v->current_order.IsType(OT_IMPLICIT)) return; // no timetabling of auto orders
if (v->cur_real_order_index >= v->GetNumOrders()) return;
Order *real_current_order = v->GetOrder(v->cur_real_order_index);
VehicleOrderID first_manual_order = 0;
for (Order *o = v->GetFirstOrder(); o != NULL && o->IsType(OT_IMPLICIT); o = o->next) {
++first_manual_order;
}
bool just_started = false;
/* This vehicle is arriving at the first destination in the timetable. */
if (v->cur_real_order_index == first_manual_order && travelling) {
/* If the start date hasn't been set, or it was set automatically when
* the vehicle last arrived at the first destination, update it to the
* current time. Otherwise set the late counter appropriately to when
* the vehicle should have arrived. */
just_started = !HasBit(v->vehicle_flags, VF_TIMETABLE_STARTED);
if (v->timetable_start != 0) {
v->lateness_counter = (_date - v->timetable_start) * DAY_TICKS + _date_fract;
v->timetable_start = 0;
}
SetBit(v->vehicle_flags, VF_TIMETABLE_STARTED);
SetWindowDirty(WC_VEHICLE_TIMETABLE, v->index);
}
if (!HasBit(v->vehicle_flags, VF_TIMETABLE_STARTED)) return;
bool autofilling = HasBit(v->vehicle_flags, VF_AUTOFILL_TIMETABLE);
bool remeasure_wait_time = !real_current_order->IsWaitTimetabled() ||
(autofilling && !HasBit(v->vehicle_flags, VF_AUTOFILL_PRES_WAIT_TIME));
if (travelling && remeasure_wait_time) {
/* We just finished travelling and want to remeasure the loading time,
* so do not apply any restrictions for the loading to finish. */
v->current_order.SetWaitTime(0);
}
if (just_started) return;
/* Before modifying waiting times, check whether we want to preserve bigger ones. */
if (!real_current_order->IsType(OT_CONDITIONAL) &&
(travelling || time_taken > real_current_order->GetWaitTime() || remeasure_wait_time)) {
/* Round the time taken up to the nearest day, as this will avoid
* confusion for people who are timetabling in days, and can be
* adjusted later by people who aren't.
* For trains/aircraft multiple movement cycles are done in one
* tick. This makes it possible to leave the station and process
* e.g. a depot order in the same tick, causing it to not fill
* the timetable entry like is done for road vehicles/ships.
* Thus always make sure at least one tick is used between the
* processing of different orders when filling the timetable. */
uint time_to_set = CeilDiv(max(time_taken, 1U), DAY_TICKS) * DAY_TICKS;
if (travelling && (autofilling || !real_current_order->IsTravelTimetabled())) {
ChangeTimetable(v, v->cur_real_order_index, time_to_set, MTF_TRAVEL_TIME, autofilling);
} else if (!travelling && (autofilling || !real_current_order->IsWaitTimetabled())) {
ChangeTimetable(v, v->cur_real_order_index, time_to_set, MTF_WAIT_TIME, autofilling);
}
}
if (v->cur_real_order_index == first_manual_order && travelling) {
/* If we just started we would have returned earlier and have not reached
* this code. So obviously, we have completed our round: So turn autofill
* off again. */
ClrBit(v->vehicle_flags, VF_AUTOFILL_TIMETABLE);
ClrBit(v->vehicle_flags, VF_AUTOFILL_PRES_WAIT_TIME);
}
if (autofilling) return;
uint timetabled = travelling ? real_current_order->GetTimetabledTravel() :
real_current_order->GetTimetabledWait();
/* Vehicles will wait at stations if they arrive early even if they are not
* timetabled to wait there, so make sure the lateness counter is updated
* when this happens. */
if (timetabled == 0 && (travelling || v->lateness_counter >= 0)) return;
v->lateness_counter -= (timetabled - time_taken);
/* When we are more late than this timetabled bit takes we (somewhat expensively)
* check how many ticks the (fully filled) timetable has. If a timetable cycle is
* shorter than the amount of ticks we are late we reduce the lateness by the
* length of a full cycle till lateness is less than the length of a timetable
* cycle. When the timetable isn't fully filled the cycle will be INVALID_TICKS. */
if (v->lateness_counter > (int)timetabled) {
Ticks cycle = v->orders.list->GetTimetableTotalDuration();
if (cycle != INVALID_TICKS && v->lateness_counter > cycle) {
v->lateness_counter %= cycle;
}
}
for (v = v->FirstShared(); v != NULL; v = v->NextShared()) {
SetWindowDirty(WC_VEHICLE_TIMETABLE, v->index);
}
}
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