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-rw-r--r--src/ai/ai.cpp4
-rw-r--r--src/command.cpp4
-rw-r--r--src/economy.cpp5
-rw-r--r--src/rail_cmd.cpp16
-rw-r--r--src/signal.cpp100
-rw-r--r--src/signal_func.h3
-rw-r--r--src/station_cmd.cpp6
-rw-r--r--src/tunnelbridge_cmd.cpp12
-rw-r--r--src/water_cmd.cpp3
-rw-r--r--src/waypoint.cpp2
10 files changed, 124 insertions, 31 deletions
diff --git a/src/ai/ai.cpp b/src/ai/ai.cpp
index c6158b0c4..4849cf273 100644
--- a/src/ai/ai.cpp
+++ b/src/ai/ai.cpp
@@ -10,6 +10,7 @@
#include "../player_base.h"
#include "ai.h"
#include "default/default.h"
+#include "../signal_func.h"
AIStruct _ai;
AIPlayer _ai_player[MAX_PLAYERS];
@@ -159,6 +160,9 @@ static void AI_RunTick(PlayerID player)
AiDoGameLoop(p);
_is_old_ai_player = false;
}
+
+ /* AI could change some track, so update signals */
+ UpdateSignalsInBuffer();
}
diff --git a/src/command.cpp b/src/command.cpp
index cf25d13bf..40b3ff9b8 100644
--- a/src/command.cpp
+++ b/src/command.cpp
@@ -20,6 +20,7 @@
#include "debug.h"
#include "player_func.h"
#include "player_base.h"
+#include "signal_func.h"
#include "table/strings.h"
@@ -642,6 +643,9 @@ bool DoCommandP(TileIndex tile, uint32 p1, uint32 p2, CommandCallback *callback,
SubtractMoneyFromPlayer(res2);
+ /* update signals if needed */
+ UpdateSignalsInBuffer();
+
if (IsLocalPlayer() && _game_mode != GM_EDITOR) {
if (res2.GetCost() != 0 && tile != 0) ShowCostOrIncomeAnimation(x, y, GetSlopeZ(x, y), res2.GetCost());
if (_additional_cash_required != 0) {
diff --git a/src/economy.cpp b/src/economy.cpp
index d9f51bb82..9377a7a80 100644
--- a/src/economy.cpp
+++ b/src/economy.cpp
@@ -440,10 +440,13 @@ void ChangeOwnershipOfPlayerItems(PlayerID old_player, PlayerID new_player)
TrackBits tracks = GetTrackBits(tile);
do { // there may be two tracks with signals for TRACK_BIT_HORZ and TRACK_BIT_VERT
Track track = RemoveFirstTrack(&tracks);
- if (HasSignalOnTrack(tile, track)) SetSignalsOnBothDir(tile, track, new_player);
+ if (HasSignalOnTrack(tile, track)) AddTrackToSignalBuffer(tile, track, new_player);
} while (tracks != TRACK_BIT_NONE);
}
} while (++tile != MapSize());
+
+ /* update signals in buffer */
+ UpdateSignalsInBuffer();
}
}
diff --git a/src/rail_cmd.cpp b/src/rail_cmd.cpp
index 2142cec25..c404d15d5 100644
--- a/src/rail_cmd.cpp
+++ b/src/rail_cmd.cpp
@@ -418,7 +418,7 @@ CommandCost CmdBuildSingleRail(TileIndex tile, uint32 flags, uint32 p1, uint32 p
if (flags & DC_EXEC) {
MarkTileDirtyByTile(tile);
- SetSignalsOnBothDir(tile, track, _current_player);
+ AddTrackToSignalBuffer(tile, track, _current_player);
YapfNotifyTrackLayoutChange(tile, track);
}
@@ -502,12 +502,12 @@ CommandCost CmdRemoveSingleRail(TileIndex tile, uint32 flags, uint32 p1, uint32
* are removing one of these pieces, we'll need to update signals for
* both directions explicitly, as after the track is removed it won't
* 'connect' with the other piece. */
- SetSignalsOnBothDir(tile, TRACK_X, owner);
- SetSignalsOnBothDir(tile, TRACK_Y, owner);
+ AddTrackToSignalBuffer(tile, TRACK_X, owner);
+ AddTrackToSignalBuffer(tile, TRACK_Y, owner);
YapfNotifyTrackLayoutChange(tile, TRACK_X);
YapfNotifyTrackLayoutChange(tile, TRACK_Y);
} else {
- SetSignalsOnBothDir(tile, track, owner);
+ AddTrackToSignalBuffer(tile, track, owner);
YapfNotifyTrackLayoutChange(tile, track);
}
}
@@ -745,7 +745,7 @@ CommandCost CmdBuildTrainDepot(TileIndex tile, uint32 flags, uint32 p1, uint32 p
d->town_index = ClosestTownFromTile(tile, (uint)-1)->index;
- UpdateSignalsOnSegment(tile, INVALID_DIAGDIR, _current_player);
+ AddSideToSignalBuffer(tile, INVALID_DIAGDIR, _current_player);
YapfNotifyTrackLayoutChange(tile, TrackdirToTrack(DiagdirToDiagTrackdir(dir)));
d_auto_delete.Detach();
}
@@ -871,7 +871,7 @@ CommandCost CmdBuildSingleSignal(TileIndex tile, uint32 flags, uint32 p1, uint32
}
MarkTileDirtyByTile(tile);
- SetSignalsOnBothDir(tile, track, _current_player);
+ AddTrackToSignalBuffer(tile, track, _current_player);
YapfNotifyTrackLayoutChange(tile, track);
}
@@ -1102,7 +1102,7 @@ CommandCost CmdRemoveSingleSignal(TileIndex tile, uint32 flags, uint32 p1, uint3
SetSignalVariant(tile, INVALID_TRACK, SIG_ELECTRIC); // remove any possible semaphores
}
- SetSignalsOnBothDir(tile, track, GetTileOwner(tile));
+ AddTrackToSignalBuffer(tile, track, GetTileOwner(tile));
YapfNotifyTrackLayoutChange(tile, track);
MarkTileDirtyByTile(tile);
@@ -1314,7 +1314,7 @@ static CommandCost RemoveTrainDepot(TileIndex tile, uint32 flags)
DoClearSquare(tile);
delete GetDepotByTile(tile);
- UpdateSignalsOnSegment(tile, dir, owner);
+ AddSideToSignalBuffer(tile, dir, owner);
YapfNotifyTrackLayoutChange(tile, TrackdirToTrack(DiagdirToDiagTrackdir(dir)));
}
diff --git a/src/signal.cpp b/src/signal.cpp
index fa9b6c796..6c529125b 100644
--- a/src/signal.cpp
+++ b/src/signal.cpp
@@ -22,11 +22,14 @@
/** these are the maximums used for updating signal blocks */
enum {
- SIG_TBU_SIZE = 64, ///< number of signals entering to block
- SIG_TBD_SIZE = 256, ///< number of intersections - open nodes in current block
- SIG_GLOB_SIZE = 64, ///< number of open blocks (block can be opened more times until detected)
+ SIG_TBU_SIZE = 64, ///< number of signals entering to block
+ SIG_TBD_SIZE = 256, ///< number of intersections - open nodes in current block
+ SIG_GLOB_SIZE = 128, ///< number of open blocks (block can be opened more times until detected)
+ SIG_GLOB_UPDATE = 64, ///< how many items need to be in _globset to force update
};
+assert_compile(SIG_GLOB_UPDATE <= SIG_GLOB_SIZE);
+
/** incidating trackbits with given enterdir */
static const TrackBitsByte _enterdir_to_trackbits[DIAGDIR_END] = {
{TRACK_BIT_3WAY_NE},
@@ -100,6 +103,16 @@ public:
}
/**
+ * Reads the number of items
+ * @return current number of items
+ */
+ uint Items()
+ {
+ return this->n;
+ }
+
+
+ /**
* Tries to remove first instance of given tile and dir
* @param tile tile
* @param dir and dir to remove
@@ -534,6 +547,77 @@ static bool UpdateSignalsInBuffer(Owner owner)
}
+static Owner _last_owner = INVALID_OWNER; ///< last owner whose track was put into _globset
+
+
+/**
+ * Update signals in buffer
+ * Called from 'outside'
+ */
+void UpdateSignalsInBuffer()
+{
+ if (!_globset.IsEmpty()) {
+ UpdateSignalsInBuffer(_last_owner);
+ _last_owner = INVALID_OWNER; // invalidate
+ }
+}
+
+
+/**
+ * Add track to signal update buffer
+ *
+ * @param tile tile where we start
+ * @param track track at which ends we will update signals
+ * @param owner owner whose signals we will update
+ */
+void AddTrackToSignalBuffer(TileIndex tile, Track track, Owner owner)
+{
+ static const DiagDirection _search_dir_1[] = {
+ DIAGDIR_NE, DIAGDIR_SE, DIAGDIR_NE, DIAGDIR_SE, DIAGDIR_SW, DIAGDIR_SE
+ };
+ static const DiagDirection _search_dir_2[] = {
+ DIAGDIR_SW, DIAGDIR_NW, DIAGDIR_NW, DIAGDIR_SW, DIAGDIR_NW, DIAGDIR_NE
+ };
+
+ /* do not allow signal updates for two players in one run */
+ assert(_globset.IsEmpty() || owner == _last_owner);
+
+ _last_owner = owner;
+
+ _globset.Add(tile, _search_dir_1[track]);
+ _globset.Add(tile, _search_dir_2[track]);
+
+ if (_globset.Items() >= SIG_GLOB_UPDATE) {
+ /* too many items, force update */
+ UpdateSignalsInBuffer(_last_owner);
+ _last_owner = INVALID_OWNER;
+ }
+}
+
+
+/**
+ * Add side of tile to signal update buffer
+ *
+ * @param tile tile where we start
+ * @param side side of tile
+ * @param owner owner whose signals we will update
+ */
+void AddSideToSignalBuffer(TileIndex tile, DiagDirection side, Owner owner)
+{
+ /* do not allow signal updates for two players in one run */
+ assert(_globset.IsEmpty() || owner == _last_owner);
+
+ _last_owner = owner;
+
+ _globset.Add(tile, side);
+
+ if (_globset.Items() >= SIG_GLOB_UPDATE) {
+ /* too many items, force update */
+ UpdateSignalsInBuffer(_last_owner);
+ _last_owner = INVALID_OWNER;
+ }
+}
+
/**
* Update signals, starting at one side of a tile
* Will check tile next to this at opposite side too
@@ -564,16 +648,8 @@ bool UpdateSignalsOnSegment(TileIndex tile, DiagDirection side, Owner owner)
*/
void SetSignalsOnBothDir(TileIndex tile, Track track, Owner owner)
{
- static const DiagDirection _search_dir_1[] = {
- DIAGDIR_NE, DIAGDIR_SE, DIAGDIR_NE, DIAGDIR_SE, DIAGDIR_SW, DIAGDIR_SE
- };
- static const DiagDirection _search_dir_2[] = {
- DIAGDIR_SW, DIAGDIR_NW, DIAGDIR_NW, DIAGDIR_SW, DIAGDIR_NW, DIAGDIR_NE
- };
-
assert(_globset.IsEmpty());
- _globset.Add(tile, _search_dir_1[track]);
- _globset.Add(tile, _search_dir_2[track]);
+ AddTrackToSignalBuffer(tile, track, owner);
UpdateSignalsInBuffer(owner);
}
diff --git a/src/signal_func.h b/src/signal_func.h
index a1a37f3fe..a5479a3e0 100644
--- a/src/signal_func.h
+++ b/src/signal_func.h
@@ -43,5 +43,8 @@ static inline byte SignalOnTrack(Track track)
bool 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 */
diff --git a/src/station_cmd.cpp b/src/station_cmd.cpp
index 83b07ca62..38a0681c6 100644
--- a/src/station_cmd.cpp
+++ b/src/station_cmd.cpp
@@ -1073,7 +1073,7 @@ CommandCost CmdBuildRailroadStation(TileIndex tile_org, uint32 flags, uint32 p1,
tile += tile_delta;
} while (--w);
- SetSignalsOnBothDir(tile_org, track, _current_player);
+ AddTrackToSignalBuffer(tile_org, track, _current_player);
YapfNotifyTrackLayoutChange(tile_org, track);
tile_org += tile_delta ^ TileDiffXY(1, 1); // perpendicular to tile_delta
} while (--numtracks);
@@ -1209,7 +1209,7 @@ CommandCost CmdRemoveFromRailroadStation(TileIndex tile, uint32 flags, uint32 p1
DoClearSquare(tile2);
st->rect.AfterRemoveTile(st, tile2);
- SetSignalsOnBothDir(tile2, track, owner);
+ AddTrackToSignalBuffer(tile2, track, owner);
YapfNotifyTrackLayoutChange(tile2, track);
DeallocateSpecFromStation(st, specindex);
@@ -1270,7 +1270,7 @@ static CommandCost RemoveRailroadStation(Station *st, TileIndex tile, uint32 fla
Track track = GetRailStationTrack(tile);
Owner owner = GetTileOwner(tile); // _current_player can be OWNER_WATER
DoClearSquare(tile);
- SetSignalsOnBothDir(tile, track, owner);
+ AddTrackToSignalBuffer(tile, track, owner);
YapfNotifyTrackLayoutChange(tile, track);
}
}
diff --git a/src/tunnelbridge_cmd.cpp b/src/tunnelbridge_cmd.cpp
index e991bfc42..fe06955e5 100644
--- a/src/tunnelbridge_cmd.cpp
+++ b/src/tunnelbridge_cmd.cpp
@@ -419,7 +419,7 @@ not_valid_below:;
if (flags & DC_EXEC && railtype != INVALID_RAILTYPE) {
Track track = AxisToTrack(direction);
- UpdateSignalsOnSegment(tile_start, INVALID_DIAGDIR, _current_player);
+ AddSideToSignalBuffer(tile_start, INVALID_DIAGDIR, _current_player);
YapfNotifyTrackLayoutChange(tile_start, track);
}
@@ -549,7 +549,7 @@ CommandCost CmdBuildTunnel(TileIndex start_tile, uint32 flags, uint32 p1, uint32
if (GB(p1, 9, 1) == TRANSPORT_RAIL) {
MakeRailTunnel(start_tile, _current_player, direction, (RailType)GB(p1, 0, 4));
MakeRailTunnel(end_tile, _current_player, ReverseDiagDir(direction), (RailType)GB(p1, 0, 4));
- UpdateSignalsOnSegment(start_tile, INVALID_DIAGDIR, _current_player);
+ AddSideToSignalBuffer(start_tile, INVALID_DIAGDIR, _current_player);
YapfNotifyTrackLayoutChange(start_tile, AxisToTrack(DiagDirToAxis(direction)));
} else {
MakeRoadTunnel(start_tile, _current_player, direction, (RoadTypes)GB(p1, 0, 3));
@@ -612,8 +612,8 @@ static CommandCost DoClearTunnel(TileIndex tile, uint32 flags)
DoClearSquare(endtile);
/* cannot use INVALID_DIAGDIR for signal update because the tunnel doesn't exist anymore */
- UpdateSignalsOnSegment(tile, ReverseDiagDir(dir), owner);
- UpdateSignalsOnSegment(endtile, dir, owner);
+ AddSideToSignalBuffer(tile, ReverseDiagDir(dir), owner);
+ AddSideToSignalBuffer(endtile, dir, owner);
Track track = AxisToTrack(DiagDirToAxis(dir));
YapfNotifyTrackLayoutChange(tile, track);
@@ -674,8 +674,8 @@ static CommandCost DoClearBridge(TileIndex tile, uint32 flags)
if (rail) {
/* cannot use INVALID_DIAGDIR for signal update because the bridge doesn't exist anymore */
- UpdateSignalsOnSegment(tile, ReverseDiagDir(direction), owner);
- UpdateSignalsOnSegment(endtile, direction, owner);
+ AddSideToSignalBuffer(tile, ReverseDiagDir(direction), owner);
+ AddSideToSignalBuffer(endtile, direction, owner);
Track track = AxisToTrack(DiagDirToAxis(direction));
YapfNotifyTrackLayoutChange(tile, track);
diff --git a/src/water_cmd.cpp b/src/water_cmd.cpp
index b9f2f348a..db9fbf839 100644
--- a/src/water_cmd.cpp
+++ b/src/water_cmd.cpp
@@ -648,6 +648,9 @@ static void TileLoopWaterHelper(TileIndex tile, const TileIndexDiffC *offs)
MarkTileDirtyIfCanal(target + TileOffsByDir(dir));
}
}
+
+ /* update signals if needed */
+ UpdateSignalsInBuffer();
}
}
diff --git a/src/waypoint.cpp b/src/waypoint.cpp
index 1af10cb07..04b7de41c 100644
--- a/src/waypoint.cpp
+++ b/src/waypoint.cpp
@@ -297,7 +297,7 @@ CommandCost RemoveTrainWaypoint(TileIndex tile, uint32 flags, bool justremove)
MarkTileDirtyByTile(tile);
} else {
DoClearSquare(tile);
- SetSignalsOnBothDir(tile, track, owner);
+ AddTrackToSignalBuffer(tile, track, owner);
}
YapfNotifyTrackLayoutChange(tile, track);
}
generated by cgit v1.2.3-70-g09d2 (git 2.47.0) at 2024-11-05 19:23:12 +0000