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Location: cpp/openttd-patchpack/source/src/timetable_cmd.cpp - annotation
r28396:ef195b601c72
19.9 KiB
text/x-c
Fix: Pass townnameparts as parameter when testing townname based companyname. (#11685)
Length of returned string could vary and pass/fail the length check with a different
string than the final selection.
Length of returned string could vary and pass/fail the length check with a different
string than the final selection.
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r6981:8e1c715f9e05 r17085:00941d1d17ff r17085:00941d1d17ff r17085:00941d1d17ff r17085:00941d1d17ff r27884:803962be0328 r28278:1fc682037ca2 r27883:ddbd33508a8a r27883:ddbd33508a8a r17085:00941d1d17ff r17085:00941d1d17ff r17085:00941d1d17ff r17085:00941d1d17ff r23607:36c15679007d r13024:48c81d0b078a r7809:a8c0806e350f r6981:8e1c715f9e05 | /*
* 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 "timer/timer_game_tick.h"
#include "timer/timer_game_calendar.h"
#include "window_func.h"
#include "vehicle_base.h"
#include "timetable_cmd.h"
#include "timetable.h"
#include "table/strings.h"
#include "safeguards.h"
/**
* Get the TimerGameTick::TickCounter tick of a given date.
* @param start_date The date when the timetable starts.
* @return The first tick of this date.
*/
TimerGameTick::TickCounter GetStartTickFromDate(TimerGameCalendar::Date start_date)
{
/* Calculate the offset in ticks from the current date. */
TimerGameTick::Ticks tick_offset = (start_date - TimerGameCalendar::date).base() * Ticks::DAY_TICKS;
/* Compensate for the current date_fract. */
tick_offset -= TimerGameCalendar::date_fract;
/* Return the current tick plus the offset. */
return TimerGameTick::counter + tick_offset;
}
/**
* Get a date from a given start tick of timetable.
* @param start_tick The TimerGameTick::TickCounter when the timetable starts.
* @return The date when we reach this tick.
*/
TimerGameCalendar::Date GetDateFromStartTick(TimerGameTick::TickCounter start_tick)
{
/* Calculate the offset in ticks from the current counter tick. */
TimerGameTick::Ticks tick_offset = start_tick - TimerGameTick::counter;
/* Compensate for the current date_fract. */
tick_offset += TimerGameCalendar::date_fract;
/* Return the current date plus the offset in days. */
return TimerGameCalendar::date + (tick_offset / Ticks::DAY_TICKS);
}
/**
* 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_t val, ModifyTimetableFlags mtf, bool timetabled)
{
Order *order = v->GetOrder(order_number);
assert(order != nullptr);
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->UpdateTotalDuration(total_delta);
v->orders->UpdateTimetableDuration(timetable_delta);
for (v = v->FirstShared(); v != nullptr; 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 flags Operation to perform.
* @param veh Vehicle with the orders to change.
* @param order_number Order index to modify.
* @param mtf Timetable data to change (@see ModifyTimetableFlags)
* @param data The data to modify as specified by \c mtf.
* 0 to clear times, UINT16_MAX to clear speed limit.
* @return the cost of this operation or an error
*/
CommandCost CmdChangeTimetable(DoCommandFlag flags, VehicleID veh, VehicleOrderID order_number, ModifyTimetableFlags mtf, uint16_t data)
{
Vehicle *v = Vehicle::GetIfValid(veh);
if (v == nullptr || !v->IsPrimaryVehicle()) return CMD_ERROR;
CommandCost ret = CheckOwnership(v->owner);
if (ret.Failed()) return ret;
Order *order = v->GetOrder(order_number);
if (order == nullptr || order->IsType(OT_IMPLICIT)) return CMD_ERROR;
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 = data;
break;
case MTF_TRAVEL_TIME:
travel_time = data;
break;
case MTF_TRAVEL_SPEED:
max_speed = data;
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();
}
/**
* Change timetable data of all orders of a vehicle.
* @param flags Operation to perform.
* @param veh Vehicle with the orders to change.
* @param mtf Timetable data to change (@see ModifyTimetableFlags)
* @param data The data to modify as specified by \c mtf.
* 0 to clear times, UINT16_MAX to clear speed limit.
* @return the cost of this operation or an error
*/
CommandCost CmdBulkChangeTimetable(DoCommandFlag flags, VehicleID veh, ModifyTimetableFlags mtf, uint16_t data)
{
Vehicle *v = Vehicle::GetIfValid(veh);
if (v == nullptr || !v->IsPrimaryVehicle()) return CMD_ERROR;
CommandCost ret = CheckOwnership(v->owner);
if (ret.Failed()) return ret;
if (mtf >= MTF_END) return CMD_ERROR;
if (v->GetNumOrders() == 0) return CMD_ERROR;
if (flags & DC_EXEC) {
for (VehicleOrderID order_number = 0; order_number < v->GetNumOrders(); order_number++) {
Order *order = v->GetOrder(order_number);
if (order == nullptr || order->IsType(OT_IMPLICIT)) continue;
Command<CMD_CHANGE_TIMETABLE>::Do(DC_EXEC, v->index, order_number, mtf, data);
}
}
return CommandCost();
}
/**
* Clear the lateness counter to make the vehicle on time.
* @param flags Operation to perform.
* @param veh Vehicle with the orders to change.
* @param apply_to_group Set to reset the late counter for all vehicles sharing the orders.
* @return the cost of this operation or an error
*/
CommandCost CmdSetVehicleOnTime(DoCommandFlag flags, VehicleID veh, bool apply_to_group)
{
Vehicle *v = Vehicle::GetIfValid(veh);
if (v == nullptr || !v->IsPrimaryVehicle() || v->orders == nullptr) return CMD_ERROR;
/* A vehicle can't be late if its timetable hasn't started.
* If we're setting all vehicles in the group, we handle that below. */
if (!apply_to_group && !HasBit(v->vehicle_flags, VF_TIMETABLE_STARTED)) return CommandCost(STR_ERROR_TIMETABLE_NOT_STARTED);
CommandCost ret = CheckOwnership(v->owner);
if (ret.Failed()) return ret;
if (flags & DC_EXEC) {
if (apply_to_group) {
TimerGameTick::Ticks most_late = 0;
for (Vehicle *u = v->FirstShared(); u != nullptr; u = u->NextShared()) {
/* A vehicle can't be late if its timetable hasn't started. */
if (!HasBit(v->vehicle_flags, VF_TIMETABLE_STARTED)) continue;
if (u->lateness_counter > most_late) {
most_late = u->lateness_counter;
}
}
if (most_late > 0) {
for (Vehicle *u = v->FirstShared(); u != nullptr; u = u->NextShared()) {
/* A vehicle can't be late if its timetable hasn't started. */
if (!HasBit(v->vehicle_flags, VF_TIMETABLE_STARTED)) continue;
u->lateness_counter -= most_late;
SetWindowDirty(WC_VEHICLE_TIMETABLE, u->index);
}
}
} else {
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 a First Vehicle pointer.
* @param b Second Vehicle pointer.
* @return Comparison value.
*/
static bool VehicleTimetableSorter(Vehicle * const &a, Vehicle * const &b)
{
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 < 0;
if (j != 0) return j < 0;
/* 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 < 0;
/* 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 flags Operation to perform.
* @param veh_id Vehicle ID.
* @param timetable_all Set to set timetable start for all vehicles sharing this order
* @param start_tick The TimerGameTick::counter tick when the timetable starts.
* @return The error or cost of the operation.
*/
CommandCost CmdSetTimetableStart(DoCommandFlag flags, VehicleID veh_id, bool timetable_all, TimerGameTick::TickCounter start_tick)
{
Vehicle *v = Vehicle::GetIfValid(veh_id);
if (v == nullptr || !v->IsPrimaryVehicle() || v->orders == nullptr) return CMD_ERROR;
CommandCost ret = CheckOwnership(v->owner);
if (ret.Failed()) return ret;
TimerGameTick::Ticks total_duration = v->orders->GetTimetableTotalDuration();
TimerGameCalendar::Date start_date = GetDateFromStartTick(start_tick);
/* Don't let a timetable start at an invalid date. */
if (start_date < 0 || start_date > CalendarTime::MAX_DATE) return CMD_ERROR;
/* Don't let a timetable start more than 15 years into the future... */
if (start_date - TimerGameCalendar::date > TimerGameCalendar::DateAtStartOfYear(MAX_TIMETABLE_START_YEARS)) return CMD_ERROR;
/* ...or 1 year in the past. */
if (TimerGameCalendar::date - start_date > CalendarTime::DAYS_IN_LEAP_YEAR) return CMD_ERROR;
/* If trying to distribute start dates over a shared order group, we need to know the total duration. */
if (timetable_all && !v->orders->IsCompleteTimetable()) return CommandCost(STR_ERROR_TIMETABLE_INCOMPLETE);
/* Don't allow invalid start dates for other vehicles in the shared order group. */
if (timetable_all && start_date + (total_duration / Ticks::DAY_TICKS) > CalendarTime::MAX_DATE) return CMD_ERROR;
if (flags & DC_EXEC) {
std::vector<Vehicle *> vehs;
if (timetable_all) {
for (Vehicle *w = v->orders->GetFirstSharedVehicle(); w != nullptr; w = w->NextShared()) {
vehs.push_back(w);
}
} else {
vehs.push_back(v);
}
int num_vehs = (uint)vehs.size();
if (num_vehs >= 2) {
std::sort(vehs.begin(), vehs.end(), &VehicleTimetableSorter);
}
int idx = 0;
for (Vehicle *w : vehs) {
w->lateness_counter = 0;
ClrBit(w->vehicle_flags, VF_TIMETABLE_STARTED);
/* Do multiplication, then division to reduce rounding errors. */
w->timetable_start = start_tick + (idx * total_duration / num_vehs);
SetWindowDirty(WC_VEHICLE_TIMETABLE, w->index);
++idx;
}
}
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 flags Operation to perform.
* @param veh Vehicle index.
* @param autofill Enable or disable autofill
* @param preserve_wait_time Set to preserve waiting times in non-destructive mode
* @return the cost of this operation or an error
*/
CommandCost CmdAutofillTimetable(DoCommandFlag flags, VehicleID veh, bool autofill, bool preserve_wait_time)
{
Vehicle *v = Vehicle::GetIfValid(veh);
if (v == nullptr || !v->IsPrimaryVehicle() || v->orders == nullptr) return CMD_ERROR;
CommandCost ret = CheckOwnership(v->owner);
if (ret.Failed()) return ret;
if (flags & DC_EXEC) {
if (autofill) {
/* 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 (preserve_wait_time) 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 != nullptr; 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)
{
TimerGameTick::Ticks 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);
assert(real_current_order != nullptr);
VehicleOrderID first_manual_order = 0;
for (Order *o = v->GetFirstOrder(); o != nullptr && 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 = TimerGameTick::counter - v->timetable_start;
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 up to the smallest unit of time commonly shown in the GUI (seconds) to avoid confusion.
* Players timetabling in Ticks can adjust later.
* 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(std::max(time_taken, 1), Ticks::TICKS_PER_SECOND) * Ticks::TICKS_PER_SECOND;
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;
TimerGameTick::Ticks 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 Ticks::INVALID_TICKS. */
if (v->lateness_counter > timetabled) {
TimerGameTick::Ticks cycle = v->orders->GetTimetableTotalDuration();
if (cycle != Ticks::INVALID_TICKS && v->lateness_counter > cycle) {
v->lateness_counter %= cycle;
}
}
for (v = v->FirstShared(); v != nullptr; v = v->NextShared()) {
SetWindowDirty(WC_VEHICLE_TIMETABLE, v->index);
}
}
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