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Location: cpp/openttd-patchpack/source/src/signal_func.h - annotation
r9583:b6e25a00b908
1.6 KiB
text/x-c
(svn r13621) -Fix: building roadbits in the wrong direction on bridges or building roadbits from underneath the bridge to the bridgehead is impossible, so don't silently ignore that error when building over houses and industries is not ignored.
r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8238:7782fbe45647 r8238:7782fbe45647 r8238:7782fbe45647 r8300:4cfeeb3725a9 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r8138:f851b4cbdad1 r9222:06ddce52e7ce r9222:06ddce52e7ce r9222:06ddce52e7ce r9222:06ddce52e7ce r9222:06ddce52e7ce r9222:06ddce52e7ce r9222:06ddce52e7ce r8300:4cfeeb3725a9 r8306:a191fc6e2f8e r8306:a191fc6e2f8e r8306:a191fc6e2f8e r8238:7782fbe45647 r8138:f851b4cbdad1 | /* $Id$ */
/** @file signal_func.h Functions related to signals. */
#ifndef SIGNAL_FUNC_H
#define SIGNAL_FUNC_H
#include "track_type.h"
#include "tile_type.h"
#include "direction_type.h"
#include "track_type.h"
#include "player_type.h"
/**
* Maps a trackdir to the bit that stores its status in the map arrays, in the
* direction along with the trackdir.
*/
static inline byte SignalAlongTrackdir(Trackdir trackdir)
{
extern const byte _signal_along_trackdir[TRACKDIR_END];
return _signal_along_trackdir[trackdir];
}
/**
* Maps a trackdir to the bit that stores its status in the map arrays, in the
* direction against the trackdir.
*/
static inline byte SignalAgainstTrackdir(Trackdir trackdir)
{
extern const byte _signal_against_trackdir[TRACKDIR_END];
return _signal_against_trackdir[trackdir];
}
/**
* Maps a Track to the bits that store the status of the two signals that can
* be present on the given track.
*/
static inline byte SignalOnTrack(Track track)
{
extern const byte _signal_on_track[TRACK_END];
return _signal_on_track[track];
}
/** State of the signal segment */
enum SigSegState {
SIGSEG_FREE, ///< Free and has no pre-signal exits or at least one green exit
SIGSEG_FULL, ///< Occupied by a train
};
SigSegState UpdateSignalsOnSegment(TileIndex tile, DiagDirection side, Owner owner);
void SetSignalsOnBothDir(TileIndex tile, Track track, Owner owner);
void AddTrackToSignalBuffer(TileIndex tile, Track track, Owner owner);
void AddSideToSignalBuffer(TileIndex tile, DiagDirection side, Owner owner);
void UpdateSignalsInBuffer();
#endif /* SIGNAL_FUNC_H */
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