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(svn r21815) -Fix [FS#3908]: [YAPF] Apply a pathfinder penalty for back of one-way path signals so those aren't preferred over other possibilities

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rubidium 2011-01-15 22:40:54 +00:00
parent 56d06b6ef8
commit 9759d57087
1 changed files with 5 additions and 2 deletions
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7
src/pathfinder/yapf/yapf_costrail.hpp
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@ -515,10 +515,13 @@ no_entry_cost: // jump here at the beginning if the node has no parent (it is th
TILE next(tf_local.m_new_tile, (Trackdir)FindFirstBit2x64(tf_local.m_new_td_bits));
if (TrackFollower::DoTrackMasking() && IsTileType(next.tile, MP_RAILWAY)) {
if ((HasSignalOnTrackdir(next.tile, next.td) && IsPbsSignal(GetSignalType(next.tile, TrackdirToTrack(next.td)))) ||
(HasSignalOnTrackdir(next.tile, ReverseTrackdir(next.td)) && GetSignalType(next.tile, TrackdirToTrack(next.td)) == SIGTYPE_PBS_ONEWAY)) {
if (HasSignalOnTrackdir(next.tile, next.td) && IsPbsSignal(GetSignalType(next.tile, TrackdirToTrack(next.td)))) {
/* Possible safe tile. */
end_segment_reason |= ESRB_SAFE_TILE;
} else if (HasSignalOnTrackdir(next.tile, ReverseTrackdir(next.td)) && GetSignalType(next.tile, TrackdirToTrack(next.td)) == SIGTYPE_PBS_ONEWAY) {
/* Possible safe tile, but not so good as it's the back of a signal... */
end_segment_reason |= ESRB_SAFE_TILE | ESRB_DEAD_END;
extra_cost += Yapf().PfGetSettings().rail_lastred_exit_penalty;
}
}