cpp/openttd-patchpack/source Files · src/yapf/track_dir.hpp

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r5520:aa1247f0561e 1.4 KiB text/x-c++hdr Show Annotation Show as Raw Download as Raw

Darkvater

(svn r7823) -Fix (r7384 / r7368 / r3757 / r7388): News windows could still cause crashes because
DeleteVehicleNews shuffles around _news_items which can wreak havoc with the NewsItem*
of a currently open news window. While here also correctly update _current_news and
_forced_news for the same reasons. Should really work now.

/* $Id$ */

#ifndef  TRACK_DIR_HPP
#define  TRACK_DIR_HPP

EXTERN_C_BEGIN
#include "../tile.h"
#include "../openttd.h"
#include "../map.h"
#include "../rail.h"
EXTERN_C_END

/** Helpers to allow to work with enum as with type safe bit set in C++ */
#define DECLARE_ENUM_AS_BIT_MASK(mask_t) \
	FORCEINLINE mask_t operator | (mask_t m1, mask_t m2) {return (mask_t)((int)m1 | m2);} \
	FORCEINLINE mask_t operator & (mask_t m1, mask_t m2) {return (mask_t)((int)m1 & m2);} \
	FORCEINLINE mask_t operator ^ (mask_t m1, mask_t m2) {return (mask_t)((int)m1 ^ m2);} \
	FORCEINLINE mask_t& operator |= (mask_t& m1, mask_t m2) {m1 = m1 | m2; return m1;} \
	FORCEINLINE mask_t& operator &= (mask_t& m1, mask_t m2) {m1 = m1 & m2; return m1;} \
	FORCEINLINE mask_t& operator ^= (mask_t& m1, mask_t m2) {m1 = m1 ^ m2; return m1;} \
	FORCEINLINE mask_t operator ~(mask_t m) {return (mask_t)(~(int)m);}

/** probably redundant enum combining operators (as we have conversion functions) */
#define DECLARE_ENUM_AS_BIT_INDEX(idx_t, mask_t) \
	FORCEINLINE mask_t operator << (int m, idx_t i) {return (mask_t)(m << (int)i);} \
	FORCEINLINE mask_t operator << (mask_t m, int i) {return (mask_t)(((int)m) << i);} \
	FORCEINLINE mask_t operator >> (mask_t m, int i) {return (mask_t)(((int)m) >> i);}

DECLARE_ENUM_AS_BIT_MASK(TrackBits)
DECLARE_ENUM_AS_BIT_INDEX(Track, TrackBits)

DECLARE_ENUM_AS_BIT_MASK(TrackdirBits)
DECLARE_ENUM_AS_BIT_INDEX(Trackdir, TrackdirBits)

#endif /* TRACK_DIR_HPP */