cpp/openttd-patchpack/source Files · src/autoreplace_base.h

Files @ r9657:c4a8f9c442d7

Branch filter:

Location: cpp/openttd-patchpack/source/src/autoreplace_base.h

r9657:c4a8f9c442d7 1.2 KiB text/x-c Show Annotation Show as Raw Download as Raw

rubidium

(svn r13729) -Fix: assumption that non-north tiles of a house do not have the 1x1 building bit set was flawed with some NewGRFs. This caused the amount of houses to differ, which causes the town radii to differ, which causes desyncs when towns are expanded.

/* $Id$ */

/** @file autoreplace_base.h Base class for autoreplaces/autorenews. */

#ifndef AUTOREPLACE_BASE_H
#define AUTOREPLACE_BASE_H

#include "oldpool.h"
#include "autoreplace_type.h"

/**
 * 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 */