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Location: cpp/openttd-patchpack/source/src/group_cmd.cpp - annotation
r20470:e77070cafa41
18.3 KiB
text/x-c
(svn r25485) -Fix-ish: silence compiler warning
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r17098:afa706d65a49 r17098:afa706d65a49 r17098:afa706d65a49 r17098:afa706d65a49 r17098:afa706d65a49 r17098:afa706d65a49 r10207:a1fc2f2a33db r8237:d8e599249043 r18145:767c15d9debd r18145:767c15d9debd r8237:d8e599249043 r8237:d8e599249043 r10207:a1fc2f2a33db r6643:fa000ce7441e r6643:fa000ce7441e r6643:fa000ce7441e r6643:fa000ce7441e r10207:a1fc2f2a33db r6643:fa000ce7441e r6643:fa000ce7441e | /* $Id$ */
/*
* 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 group_cmd.cpp Handling of the engine groups */
#include "stdafx.h"
#include "cmd_helper.h"
#include "command_func.h"
#include "train.h"
#include "vehiclelist.h"
#include "vehicle_func.h"
#include "autoreplace_base.h"
#include "autoreplace_func.h"
#include "string_func.h"
#include "company_func.h"
#include "core/pool_func.hpp"
#include "order_backup.h"
#include "table/strings.h"
GroupID _new_group_id;
GroupPool _group_pool("Group");
INSTANTIATE_POOL_METHODS(Group)
GroupStatistics::GroupStatistics()
{
this->num_engines = CallocT<uint16>(Engine::GetPoolSize());
}
GroupStatistics::~GroupStatistics()
{
free(this->num_engines);
}
/**
* Clear all caches.
*/
void GroupStatistics::Clear()
{
this->num_vehicle = 0;
this->num_profit_vehicle = 0;
this->profit_last_year = 0;
/* This is also called when NewGRF change. So the number of engines might have changed. Reallocate. */
free(this->num_engines);
this->num_engines = CallocT<uint16>(Engine::GetPoolSize());
}
/**
* Returns the GroupStatistics for a specific group.
* @param company Owner of the group.
* @param id_g GroupID of the group.
* @param type VehicleType of the vehicles in the group.
* @return Statistics for the group.
*/
/* static */ GroupStatistics &GroupStatistics::Get(CompanyID company, GroupID id_g, VehicleType type)
{
if (Group::IsValidID(id_g)) {
Group *g = Group::Get(id_g);
assert(g->owner == company);
assert(g->vehicle_type == type);
return g->statistics;
}
if (IsDefaultGroupID(id_g)) return Company::Get(company)->group_default[type];
if (IsAllGroupID(id_g)) return Company::Get(company)->group_all[type];
NOT_REACHED();
}
/**
* Returns the GroupStatistic for the group of a vehicle.
* @param v Vehicle.
* @return GroupStatistics for the group of the vehicle.
*/
/* static */ GroupStatistics &GroupStatistics::Get(const Vehicle *v)
{
return GroupStatistics::Get(v->owner, v->group_id, v->type);
}
/**
* Returns the GroupStatistic for the ALL_GROUPO of a vehicle type.
* @param v Vehicle.
* @return GroupStatistics for the ALL_GROUP of the vehicle type.
*/
/* static */ GroupStatistics &GroupStatistics::GetAllGroup(const Vehicle *v)
{
return GroupStatistics::Get(v->owner, ALL_GROUP, v->type);
}
/**
* Update all caches after loading a game, changing NewGRF etc..
*/
/* static */ void GroupStatistics::UpdateAfterLoad()
{
/* Set up the engine count for all companies */
Company *c;
FOR_ALL_COMPANIES(c) {
for (VehicleType type = VEH_BEGIN; type < VEH_COMPANY_END; type++) {
c->group_all[type].Clear();
c->group_default[type].Clear();
}
}
/* Recalculate */
Group *g;
FOR_ALL_GROUPS(g) {
g->statistics.Clear();
}
const Vehicle *v;
FOR_ALL_VEHICLES(v) {
if (!v->IsEngineCountable()) continue;
GroupStatistics::CountEngine(v, 1);
if (v->IsPrimaryVehicle()) GroupStatistics::CountVehicle(v, 1);
}
FOR_ALL_COMPANIES(c) {
GroupStatistics::UpdateAutoreplace(c->index);
}
}
/**
* Update num_vehicle when adding or removing a vehicle.
* @param v Vehicle to count.
* @param delta +1 to add, -1 to remove.
*/
/* static */ void GroupStatistics::CountVehicle(const Vehicle *v, int delta)
{
assert(delta == 1 || delta == -1);
GroupStatistics &stats_all = GroupStatistics::GetAllGroup(v);
GroupStatistics &stats = GroupStatistics::Get(v);
stats_all.num_vehicle += delta;
stats.num_vehicle += delta;
if (v->age > VEHICLE_PROFIT_MIN_AGE) {
stats_all.num_profit_vehicle += delta;
stats_all.profit_last_year += v->GetDisplayProfitLastYear() * delta;
stats.num_profit_vehicle += delta;
stats.profit_last_year += v->GetDisplayProfitLastYear() * delta;
}
}
/**
* Update num_engines when adding/removing an engine.
* @param v Engine to count.
* @param delta +1 to add, -1 to remove.
*/
/* static */ void GroupStatistics::CountEngine(const Vehicle *v, int delta)
{
assert(delta == 1 || delta == -1);
GroupStatistics::GetAllGroup(v).num_engines[v->engine_type] += delta;
GroupStatistics::Get(v).num_engines[v->engine_type] += delta;
}
/**
* Add a vehicle to the profit sum of its group.
*/
/* static */ void GroupStatistics::VehicleReachedProfitAge(const Vehicle *v)
{
GroupStatistics &stats_all = GroupStatistics::GetAllGroup(v);
GroupStatistics &stats = GroupStatistics::Get(v);
stats_all.num_profit_vehicle++;
stats_all.profit_last_year += v->GetDisplayProfitLastYear();
stats.num_profit_vehicle++;
stats.profit_last_year += v->GetDisplayProfitLastYear();
}
/**
* Recompute the profits for all groups.
*/
/* static */ void GroupStatistics::UpdateProfits()
{
/* Set up the engine count for all companies */
Company *c;
FOR_ALL_COMPANIES(c) {
for (VehicleType type = VEH_BEGIN; type < VEH_COMPANY_END; type++) {
c->group_all[type].ClearProfits();
c->group_default[type].ClearProfits();
}
}
/* Recalculate */
Group *g;
FOR_ALL_GROUPS(g) {
g->statistics.ClearProfits();
}
const Vehicle *v;
FOR_ALL_VEHICLES(v) {
if (v->IsPrimaryVehicle() && v->age > VEHICLE_PROFIT_MIN_AGE) GroupStatistics::VehicleReachedProfitAge(v);
}
}
/**
* Update autoreplace_defined and autoreplace_finished of all statistics of a company.
* @param company Company to update statistics for.
*/
/* static */ void GroupStatistics::UpdateAutoreplace(CompanyID company)
{
/* Set up the engine count for all companies */
Company *c = Company::Get(company);
for (VehicleType type = VEH_BEGIN; type < VEH_COMPANY_END; type++) {
c->group_all[type].ClearAutoreplace();
c->group_default[type].ClearAutoreplace();
}
/* Recalculate */
Group *g;
FOR_ALL_GROUPS(g) {
if (g->owner != company) continue;
g->statistics.ClearAutoreplace();
}
for (EngineRenewList erl = c->engine_renew_list; erl != NULL; erl = erl->next) {
const Engine *e = Engine::Get(erl->from);
GroupStatistics &stats = GroupStatistics::Get(company, erl->group_id, e->type);
if (!stats.autoreplace_defined) {
stats.autoreplace_defined = true;
stats.autoreplace_finished = true;
}
if (stats.num_engines[erl->from] > 0) stats.autoreplace_finished = false;
}
}
/**
* Update the num engines of a groupID. Decrease the old one and increase the new one
* @note called in SetTrainGroupID and UpdateTrainGroupID
* @param v Vehicle we have to update
* @param old_g index of the old group
* @param new_g index of the new group
*/
static inline void UpdateNumEngineGroup(const Vehicle *v, GroupID old_g, GroupID new_g)
{
if (old_g != new_g) {
/* Decrease the num engines in the old group */
GroupStatistics::Get(v->owner, old_g, v->type).num_engines[v->engine_type]--;
/* Increase the num engines in the new group */
GroupStatistics::Get(v->owner, new_g, v->type).num_engines[v->engine_type]++;
}
}
Group::Group(Owner owner)
{
this->owner = owner;
}
Group::~Group()
{
free(this->name);
}
/**
* Create a new vehicle group.
* @param tile unused
* @param flags type of operation
* @param p1 vehicle type
* @param p2 unused
* @param text unused
* @return the cost of this operation or an error
*/
CommandCost CmdCreateGroup(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
VehicleType vt = Extract<VehicleType, 0, 3>(p1);
if (!IsCompanyBuildableVehicleType(vt)) return CMD_ERROR;
if (!Group::CanAllocateItem()) return CMD_ERROR;
if (flags & DC_EXEC) {
Group *g = new Group(_current_company);
g->replace_protection = false;
g->vehicle_type = vt;
_new_group_id = g->index;
InvalidateWindowData(GetWindowClassForVehicleType(vt), VehicleListIdentifier(VL_GROUP_LIST, vt, _current_company).Pack());
}
return CommandCost();
}
/**
* Add all vehicles in the given group to the default group and then deletes the group.
* @param tile unused
* @param flags type of operation
* @param p1 index of array group
* - p1 bit 0-15 : GroupID
* @param p2 unused
* @param text unused
* @return the cost of this operation or an error
*/
CommandCost CmdDeleteGroup(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
Group *g = Group::GetIfValid(p1);
if (g == NULL || g->owner != _current_company) return CMD_ERROR;
/* Remove all vehicles from the group */
DoCommand(0, p1, 0, flags, CMD_REMOVE_ALL_VEHICLES_GROUP);
if (flags & DC_EXEC) {
/* Update backupped orders if needed */
OrderBackup::ClearGroup(g->index);
/* If we set an autoreplace for the group we delete, remove it. */
if (_current_company < MAX_COMPANIES) {
Company *c;
EngineRenew *er;
c = Company::Get(_current_company);
FOR_ALL_ENGINE_RENEWS(er) {
if (er->group_id == g->index) RemoveEngineReplacementForCompany(c, er->from, g->index, flags);
}
}
VehicleType vt = g->vehicle_type;
/* Delete the Replace Vehicle Windows */
DeleteWindowById(WC_REPLACE_VEHICLE, g->vehicle_type);
delete g;
InvalidateWindowData(GetWindowClassForVehicleType(vt), VehicleListIdentifier(VL_GROUP_LIST, vt, _current_company).Pack());
}
return CommandCost();
}
static bool IsUniqueGroupNameForVehicleType(const char *name, VehicleType type)
{
const Group *g;
FOR_ALL_GROUPS(g) {
if (g->name != NULL && g->vehicle_type == type && strcmp(g->name, name) == 0) return false;
}
return true;
}
/**
* Rename a group
* @param tile unused
* @param flags type of operation
* @param p1 index of array group
* - p1 bit 0-15 : GroupID
* @param p2 unused
* @param text the new name or an empty string when resetting to the default
* @return the cost of this operation or an error
*/
CommandCost CmdRenameGroup(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
Group *g = Group::GetIfValid(p1);
if (g == NULL || g->owner != _current_company) return CMD_ERROR;
bool reset = StrEmpty(text);
if (!reset) {
if (Utf8StringLength(text) >= MAX_LENGTH_GROUP_NAME_CHARS) return CMD_ERROR;
if (!IsUniqueGroupNameForVehicleType(text, g->vehicle_type)) return_cmd_error(STR_ERROR_NAME_MUST_BE_UNIQUE);
}
if (flags & DC_EXEC) {
/* Delete the old name */
free(g->name);
/* Assign the new one */
g->name = reset ? NULL : strdup(text);
SetWindowDirty(WC_REPLACE_VEHICLE, g->vehicle_type);
InvalidateWindowData(GetWindowClassForVehicleType(g->vehicle_type), VehicleListIdentifier(VL_GROUP_LIST, g->vehicle_type, _current_company).Pack());
}
return CommandCost();
}
/**
* Do add a vehicle to a group.
* @param v Vehicle to add.
* @param new_g Group to add to.
*/
static void AddVehicleToGroup(Vehicle *v, GroupID new_g)
{
GroupStatistics::CountVehicle(v, -1);
switch (v->type) {
default: NOT_REACHED();
case VEH_TRAIN:
SetTrainGroupID(Train::From(v), new_g);
break;
case VEH_ROAD:
case VEH_SHIP:
case VEH_AIRCRAFT:
if (v->IsEngineCountable()) UpdateNumEngineGroup(v, v->group_id, new_g);
v->group_id = new_g;
break;
}
GroupStatistics::CountVehicle(v, 1);
}
/**
* Add a vehicle to a group
* @param tile unused
* @param flags type of operation
* @param p1 index of array group
* - p1 bit 0-15 : GroupID
* @param p2 vehicle to add to a group
* - p2 bit 0-19 : VehicleID
* - p2 bit 31 : Add shared vehicles as well.
* @param text unused
* @return the cost of this operation or an error
*/
CommandCost CmdAddVehicleGroup(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
Vehicle *v = Vehicle::GetIfValid(GB(p2, 0, 20));
GroupID new_g = p1;
if (v == NULL || (!Group::IsValidID(new_g) && !IsDefaultGroupID(new_g) && new_g != NEW_GROUP)) return CMD_ERROR;
if (Group::IsValidID(new_g)) {
Group *g = Group::Get(new_g);
if (g->owner != _current_company || g->vehicle_type != v->type) return CMD_ERROR;
}
if (v->owner != _current_company || !v->IsPrimaryVehicle()) return CMD_ERROR;
if (new_g == NEW_GROUP) {
/* Create new group. */
CommandCost ret = CmdCreateGroup(0, flags, v->type, 0, NULL);
if (ret.Failed()) return ret;
new_g = _new_group_id;
}
if (flags & DC_EXEC) {
AddVehicleToGroup(v, new_g);
if (HasBit(p2, 31)) {
/* Add vehicles in the shared order list as well. */
for (Vehicle *v2 = v->FirstShared(); v2 != NULL; v2 = v2->NextShared()) {
if (v2->group_id != new_g) AddVehicleToGroup(v2, new_g);
}
}
GroupStatistics::UpdateAutoreplace(v->owner);
/* Update the Replace Vehicle Windows */
SetWindowDirty(WC_REPLACE_VEHICLE, v->type);
InvalidateWindowData(GetWindowClassForVehicleType(v->type), VehicleListIdentifier(VL_GROUP_LIST, v->type, _current_company).Pack());
}
return CommandCost();
}
/**
* Add all shared vehicles of all vehicles from a group
* @param tile unused
* @param flags type of operation
* @param p1 index of group array
* - p1 bit 0-15 : GroupID
* @param p2 type of vehicles
* @param text unused
* @return the cost of this operation or an error
*/
CommandCost CmdAddSharedVehicleGroup(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
VehicleType type = Extract<VehicleType, 0, 3>(p2);
GroupID id_g = p1;
if (!Group::IsValidID(id_g) || !IsCompanyBuildableVehicleType(type)) return CMD_ERROR;
if (flags & DC_EXEC) {
Vehicle *v;
/* Find the first front engine which belong to the group id_g
* then add all shared vehicles of this front engine to the group id_g */
FOR_ALL_VEHICLES(v) {
if (v->type == type && v->IsPrimaryVehicle()) {
if (v->group_id != id_g) continue;
/* For each shared vehicles add it to the group */
for (Vehicle *v2 = v->FirstShared(); v2 != NULL; v2 = v2->NextShared()) {
if (v2->group_id != id_g) DoCommand(tile, id_g, v2->index, flags, CMD_ADD_VEHICLE_GROUP, text);
}
}
}
InvalidateWindowData(GetWindowClassForVehicleType(type), VehicleListIdentifier(VL_GROUP_LIST, type, _current_company).Pack());
}
return CommandCost();
}
/**
* Remove all vehicles from a group
* @param tile unused
* @param flags type of operation
* @param p1 index of group array
* - p1 bit 0-15 : GroupID
* @param p2 unused
* @param text unused
* @return the cost of this operation or an error
*/
CommandCost CmdRemoveAllVehiclesGroup(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
GroupID old_g = p1;
Group *g = Group::GetIfValid(old_g);
if (g == NULL || g->owner != _current_company) return CMD_ERROR;
if (flags & DC_EXEC) {
Vehicle *v;
/* Find each Vehicle that belongs to the group old_g and add it to the default group */
FOR_ALL_VEHICLES(v) {
if (v->IsPrimaryVehicle()) {
if (v->group_id != old_g) continue;
/* Add The Vehicle to the default group */
DoCommand(tile, DEFAULT_GROUP, v->index, flags, CMD_ADD_VEHICLE_GROUP, text);
}
}
InvalidateWindowData(GetWindowClassForVehicleType(g->vehicle_type), VehicleListIdentifier(VL_GROUP_LIST, g->vehicle_type, _current_company).Pack());
}
return CommandCost();
}
/**
* (Un)set global replace protection from a group
* @param tile unused
* @param flags type of operation
* @param p1 index of group array
* - p1 bit 0-15 : GroupID
* @param p2
* - p2 bit 0 : 1 to set or 0 to clear protection.
* @param text unused
* @return the cost of this operation or an error
*/
CommandCost CmdSetGroupReplaceProtection(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
Group *g = Group::GetIfValid(p1);
if (g == NULL || g->owner != _current_company) return CMD_ERROR;
if (flags & DC_EXEC) {
g->replace_protection = HasBit(p2, 0);
SetWindowDirty(GetWindowClassForVehicleType(g->vehicle_type), VehicleListIdentifier(VL_GROUP_LIST, g->vehicle_type, _current_company).Pack());
InvalidateWindowData(WC_REPLACE_VEHICLE, g->vehicle_type);
}
return CommandCost();
}
/**
* Decrease the num_vehicle variable before delete an front engine from a group
* @note Called in CmdSellRailWagon and DeleteLasWagon,
* @param v FrontEngine of the train we want to remove.
*/
void RemoveVehicleFromGroup(const Vehicle *v)
{
if (!v->IsPrimaryVehicle()) return;
if (!IsDefaultGroupID(v->group_id)) GroupStatistics::CountVehicle(v, -1);
}
/**
* Affect the groupID of a train to new_g.
* @note called in CmdAddVehicleGroup and CmdMoveRailVehicle
* @param v First vehicle of the chain.
* @param new_g index of array group
*/
void SetTrainGroupID(Train *v, GroupID new_g)
{
if (!Group::IsValidID(new_g) && !IsDefaultGroupID(new_g)) return;
assert(v->IsFrontEngine() || IsDefaultGroupID(new_g));
for (Vehicle *u = v; u != NULL; u = u->Next()) {
if (u->IsEngineCountable()) UpdateNumEngineGroup(u, u->group_id, new_g);
u->group_id = new_g;
}
/* Update the Replace Vehicle Windows */
GroupStatistics::UpdateAutoreplace(v->owner);
SetWindowDirty(WC_REPLACE_VEHICLE, VEH_TRAIN);
}
/**
* Recalculates the groupID of a train. Should be called each time a vehicle is added
* to/removed from the chain,.
* @note this needs to be called too for 'wagon chains' (in the depot, without an engine)
* @note Called in CmdBuildRailVehicle, CmdBuildRailWagon, CmdMoveRailVehicle, CmdSellRailWagon
* @param v First vehicle of the chain.
*/
void UpdateTrainGroupID(Train *v)
{
assert(v->IsFrontEngine() || v->IsFreeWagon());
GroupID new_g = v->IsFrontEngine() ? v->group_id : (GroupID)DEFAULT_GROUP;
for (Vehicle *u = v; u != NULL; u = u->Next()) {
if (u->IsEngineCountable()) UpdateNumEngineGroup(u, u->group_id, new_g);
u->group_id = new_g;
}
/* Update the Replace Vehicle Windows */
GroupStatistics::UpdateAutoreplace(v->owner);
SetWindowDirty(WC_REPLACE_VEHICLE, VEH_TRAIN);
}
/**
* Get the number of engines with EngineID id_e in the group with GroupID
* id_g
* @param company The company the group belongs to
* @param id_g The GroupID of the group used
* @param id_e The EngineID of the engine to count
* @return The number of engines with EngineID id_e in the group
*/
uint GetGroupNumEngines(CompanyID company, GroupID id_g, EngineID id_e)
{
const Engine *e = Engine::Get(id_e);
return GroupStatistics::Get(company, id_g, e->type).num_engines[id_e];
}
void RemoveAllGroupsForCompany(const CompanyID company)
{
Group *g;
FOR_ALL_GROUPS(g) {
if (company == g->owner) delete g;
}
}
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