mirror of
https://github.com/JGRennison/OpenTTD-patches.git
synced 2024-11-11 13:10:45 +00:00
41 lines
1.3 KiB
C
41 lines
1.3 KiB
C
/* $Id$ */
|
|
|
|
/** @file autoreplace_base.h Base class for autoreplaces/autorenews. */
|
|
|
|
#ifndef AUTOREPLACE_BASE_H
|
|
#define AUTOREPLACE_BASE_H
|
|
|
|
#include "oldpool.h"
|
|
#include "autoreplace_type.h"
|
|
|
|
typedef uint16 EngineRenewID;
|
|
|
|
/**
|
|
* 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.
|
|
*/
|
|
DECLARE_OLD_POOL(EngineRenew, EngineRenew, 3, 8000)
|
|
|
|
/**
|
|
* 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 : PoolItem<EngineRenew, EngineRenewID, &_EngineRenew_pool> {
|
|
EngineID from;
|
|
EngineID to;
|
|
EngineRenew *next;
|
|
GroupID group_id;
|
|
|
|
EngineRenew(EngineID from = INVALID_ENGINE, EngineID to = INVALID_ENGINE) : from(from), to(to), next(NULL) {}
|
|
~EngineRenew() { this->from = INVALID_ENGINE; }
|
|
|
|
inline bool IsValid() const { return this->from != INVALID_ENGINE; }
|
|
};
|
|
|
|
#define FOR_ALL_ENGINE_RENEWS_FROM(er, start) for (er = GetEngineRenew(start); er != NULL; er = (er->index + 1U < GetEngineRenewPoolSize()) ? GetEngineRenew(er->index + 1U) : NULL) if (er->IsValid())
|
|
#define FOR_ALL_ENGINE_RENEWS(er) FOR_ALL_ENGINE_RENEWS_FROM(er, 0)
|
|
|
|
#endif /* AUTOREPLACE_BASE_H */
|