Feature: Railtype flags to allow/disallow 90 degree curves. (#7352)

1 files changed, 7 insertions, 7 deletions

diff --git a/src/train_cmd.cpp b/src/train_cmd.cpp
index 29b2e543e..9f17bd898 100644
--- a/src/train_cmd.cpp
+++ b/src/train_cmd.cpp
@@ -2100,7 +2100,7 @@ static void CheckNextTrainTile(Train *v)
 			if (HasPbsSignalOnTrackdir(ft.m_new_tile, FindFirstTrackdir(ft.m_new_td_bits))) {
 				/* If the next tile is a PBS signal, try to make a reservation. */
 				TrackBits tracks = TrackdirBitsToTrackBits(ft.m_new_td_bits);
-				if (_settings_game.pf.forbid_90_deg) {
+				if (Rail90DegTurnDisallowed(GetTileRailType(ft.m_old_tile), GetTileRailType(ft.m_new_tile))) {
 					tracks &= ~TrackCrossesTracks(TrackdirToTrack(ft.m_old_td));
 				}
 				ChooseTrainTrack(v, ft.m_new_tile, ft.m_exitdir, tracks, false, NULL, false);
@@ -2339,7 +2339,7 @@ static PBSTileInfo ExtendTrainReservation(const Train *v, TrackBits *new_tracks,
 			if (HasOnewaySignalBlockingTrackdir(ft.m_new_tile, FindFirstTrackdir(ft.m_new_td_bits))) break;
 		}
 
-		if (_settings_game.pf.forbid_90_deg) {
+		if (Rail90DegTurnDisallowed(GetTileRailType(ft.m_old_tile), GetTileRailType(ft.m_new_tile))) {
 			ft.m_new_td_bits &= ~TrackdirCrossesTrackdirs(ft.m_old_td);
 			if (ft.m_new_td_bits == TRACKDIR_BIT_NONE) break;
 		}
@@ -2391,7 +2391,7 @@ static PBSTileInfo ExtendTrainReservation(const Train *v, TrackBits *new_tracks,
 	while (tile != stopped || cur_td != stopped_td) {
 		if (!ft.Follow(tile, cur_td)) break;
 
-		if (_settings_game.pf.forbid_90_deg) {
+		if (Rail90DegTurnDisallowed(GetTileRailType(ft.m_old_tile), GetTileRailType(ft.m_new_tile))) {
 			ft.m_new_td_bits &= ~TrackdirCrossesTrackdirs(ft.m_old_td);
 			assert(ft.m_new_td_bits != TRACKDIR_BIT_NONE);
 		}
@@ -2626,7 +2626,7 @@ static Track ChooseTrainTrack(Train *v, TileIndex tile, DiagDirection enterdir,
 		DiagDirection exitdir = TrackdirToExitdir(res_dest.trackdir);
 		TileIndex     next_tile = TileAddByDiagDir(res_dest.tile, exitdir);
 		TrackBits     reachable = TrackdirBitsToTrackBits((TrackdirBits)(GetTileTrackStatus(next_tile, TRANSPORT_RAIL, 0))) & DiagdirReachesTracks(exitdir);
-		if (_settings_game.pf.forbid_90_deg) {
+		if (Rail90DegTurnDisallowed(GetTileRailType(res_dest.tile), GetTileRailType(next_tile))) {
 			reachable &= ~TrackCrossesTracks(TrackdirToTrack(res_dest.trackdir));
 		}
 
@@ -2718,7 +2718,7 @@ bool TryPathReserve(Train *v, bool mark_as_stuck, bool first_tile_okay)
 	TileIndex     new_tile = TileAddByDiagDir(origin.tile, exitdir);
 	TrackBits     reachable = TrackdirBitsToTrackBits(TrackStatusToTrackdirBits(GetTileTrackStatus(new_tile, TRANSPORT_RAIL, 0)) & DiagdirReachesTrackdirs(exitdir));
 
-	if (_settings_game.pf.forbid_90_deg) reachable &= ~TrackCrossesTracks(TrackdirToTrack(origin.trackdir));
+	if (Rail90DegTurnDisallowed(GetTileRailType(origin.tile), GetTileRailType(new_tile))) reachable &= ~TrackCrossesTracks(TrackdirToTrack(origin.trackdir));
 
 	bool res_made = false;
 	ChooseTrainTrack(v, new_tile, exitdir, reachable, true, &res_made, mark_as_stuck);
@@ -3139,7 +3139,7 @@ bool TrainController(Train *v, Vehicle *nomove, bool reverse)
 				TrackBits red_signals = TrackdirBitsToTrackBits(TrackStatusToRedSignals(ts) & reachable_trackdirs);
 
 				TrackBits bits = TrackdirBitsToTrackBits(trackdirbits);
-				if (_settings_game.pf.forbid_90_deg && prev == NULL) {
+				if (Rail90DegTurnDisallowed(GetTileRailType(gp.old_tile), GetTileRailType(gp.new_tile)) && prev == NULL) {
 					/* We allow wagons to make 90 deg turns, because forbid_90_deg
 					 * can be switched on halfway a turn */
 					bits &= ~TrackCrossesTracks(FindFirstTrack(v->track));
@@ -3711,7 +3711,7 @@ static bool TrainCheckIfLineEnds(Train *v, bool reverse)
 
 	/* mask unreachable track bits if we are forbidden to do 90deg turns */
 	TrackBits bits = TrackdirBitsToTrackBits(trackdirbits);
-	if (_settings_game.pf.forbid_90_deg) {
+	if (Rail90DegTurnDisallowed(GetTileRailType(v->tile), GetTileRailType(tile))) {
 		bits &= ~TrackCrossesTracks(FindFirstTrack(v->track));
 	}