author | rubidium |
Tue, 22 Jan 2008 21:00:30 +0000 | |
branch | NewGRF_ports |
changeset 6872 | 1c4a4a609f85 |
permissions | -rw-r--r-- |
6872
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/* $Id$ */ |
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/** @file autoreplace_base.h Base class for autoreplaces/autorenews. */ |
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#ifndef AUTOREPLACE_BASE_H |
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#define AUTOREPLACE_BASE_H |
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#include "oldpool.h" |
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#include "autoreplace_type.h" |
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/** |
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* Memory pool for engine renew elements. DO NOT USE outside of engine.c. Is |
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* placed here so the only exception to this rule, the saveload code, can use |
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* it. |
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*/ |
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DECLARE_OLD_POOL(EngineRenew, EngineRenew, 3, 8000) |
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/** |
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* Struct to store engine replacements. DO NOT USE outside of engine.c. Is |
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* placed here so the only exception to this rule, the saveload code, can use |
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* it. |
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*/ |
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struct EngineRenew : PoolItem<EngineRenew, EngineRenewID, &_EngineRenew_pool> { |
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EngineID from; |
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EngineID to; |
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EngineRenew *next; |
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GroupID group_id; |
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EngineRenew(EngineID from = INVALID_ENGINE, EngineID to = INVALID_ENGINE) : from(from), to(to), next(NULL) {} |
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~EngineRenew() { this->from = INVALID_ENGINE; } |
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inline bool IsValid() const { return this->from != INVALID_ENGINE; } |
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}; |
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#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()) |
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#define FOR_ALL_ENGINE_RENEWS(er) FOR_ALL_ENGINE_RENEWS_FROM(er, 0) |
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#endif /* AUTOREPLACE_BASE_H */ |