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OpenTTD/src/autoreplace_base.h

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1.9 KiB
C

/*
* 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 autoreplace_base.h Base class for autoreplaces/autorenews. */
#ifndef AUTOREPLACE_BASE_H
#define AUTOREPLACE_BASE_H
#include "core/pool_type.hpp"
#include "autoreplace_type.h"
#include "engine_type.h"
#include "group_type.h"
using EngineRenewID = PoolID<uint16_t, struct EngineRenewIDTag, 64000, 0xFFFF>;
/**
* Memory pool for engine renew elements. DO NOT USE outside of engine.c. Is
* placed here so the only exception to this rule, the saveload code, can use
* it.
*/
using EngineRenewPool = Pool<EngineRenew, EngineRenewID, 16>;
extern EngineRenewPool _enginerenew_pool;
/**
* Struct to store engine replacements. DO NOT USE outside of engine.c. Is
* placed here so the only exception to this rule, the saveload code, can use
* it.
*/
struct EngineRenew : EngineRenewPool::PoolItem<&_enginerenew_pool> {
EngineID from = EngineID::Invalid();
EngineID to = EngineID::Invalid();
EngineRenew *next = nullptr;
GroupID group_id = GroupID::Invalid();
bool replace_when_old = false; ///< Do replacement only when vehicle is old.
EngineRenew() {}
EngineRenew(EngineID from, EngineID to, GroupID group_id, bool replace_when_old, EngineRenew *next) :
from(from), to(to), next(next), group_id(group_id), replace_when_old(replace_when_old) {}
~EngineRenew() {}
};
#endif /* AUTOREPLACE_BASE_H */