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-rw-r--r--src/rail_cmd.cpp39
-rw-r--r--src/rail_gui.cpp15
2 files changed, 25 insertions, 29 deletions
diff --git a/src/rail_cmd.cpp b/src/rail_cmd.cpp
index 242145607..a5643a48f 100644
--- a/src/rail_cmd.cpp
+++ b/src/rail_cmd.cpp
@@ -605,17 +605,17 @@ int32 CmdBuildTrainDepot(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
* have any signals, bit 4 (cycle signal-type) is ignored
* @param tile tile where to build the signals
* @param p1 various bitstuffed elements
- * - p1 = (bit 0) - 1 = override signal/semaphore, or pre/exit/combo signal (CTRL-toggle)
- * - p1 = (bit 1) - 0 = signals, 1 = semaphores
- * - p1 = (bit 2-4) - track-orientation, valid values: 0-5 (Track enum)
+ * - p1 = (bit 0-2) - track-orientation, valid values: 0-5 (Track enum)
+ * - p1 = (bit 3) - 1 = override signal/semaphore, or pre/exit/combo signal (CTRL-toggle)
+ * - p1 = (bit 4) - 0 = signals, 1 = semaphores
* @param p2 used for CmdBuildManySignals() to copy direction of first signal
* TODO: p2 should be replaced by two bits for "along" and "against" the track.
*/
int32 CmdBuildSingleSignal(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
- bool pre_signal = HASBIT(p1, 0);
- SignalVariant sigvar = HASBIT(p1, 1) ? SIG_SEMAPHORE : SIG_ELECTRIC;
- Track track = (Track)GB(p1, 2, 3);
+ Track track = (Track)GB(p1, 0, 3);
+ bool pre_signal = HASBIT(p1, 3);
+ SignalVariant sigvar = (pre_signal ^ HASBIT(p1, 4)) ? SIG_SEMAPHORE : SIG_ELECTRIC;
int32 cost;
if (!ValParamTrackOrientation(track) || !IsTileType(tile, MP_RAILWAY) || !EnsureNoVehicle(tile))
@@ -700,9 +700,9 @@ int32 CmdBuildSingleSignal(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
* @param tile start tile of drag
* @param p1 end tile of drag
* @param p2 various bitstuffed elements
- * - p2 = (bit 0) - 1 = override signal/semaphore, or pre/exit/combo signal (CTRL-toggle)
- * - p2 = (bit 1) - 0 = signals, 1 = semaphores
- * - p2 = (bit 2- 4) - track-orientation, valid values: 0-5 (Track enum)
+ * - p2 = (bit 0- 2) - track-orientation, valid values: 0-5 (Track enum)
+ * - p2 = (bit 3) - 1 = override signal/semaphore, or pre/exit/combo signal (CTRL-toggle)
+ * - p2 = (bit 4) - 0 = signals, 1 = semaphores
* - p2 = (bit 5) - 0 = build, 1 = remove signals
* - p2 = (bit 24-31) - user defined signals_density
*/
@@ -713,9 +713,9 @@ static int32 CmdSignalTrackHelper(TileIndex tile, uint32 flags, uint32 p1, uint3
bool error = true;
TileIndex end_tile;
- bool mode = HASBIT(p2, 0);
- bool semaphores = HASBIT(p2, 1);
- Track track = (Track)GB(p2, 2, 3);
+ Track track = (Track)GB(p2, 0, 3);
+ bool mode = HASBIT(p2, 3);
+ bool semaphores = HASBIT(p2, 4);
bool remove = HASBIT(p2, 5);
Trackdir trackdir = TrackToTrackdir(track);
byte signal_density = GB(p2, 24, 8);
@@ -759,10 +759,9 @@ static int32 CmdSignalTrackHelper(TileIndex tile, uint32 flags, uint32 p1, uint3
for (;;) {
// only build/remove signals with the specified density
if (signal_ctr % signal_density == 0) {
- int p1 = 0;
- SB(p1, 0, 1, mode);
- SB(p1, 1, 1, semaphores);
- SB(p1, 2, 3, TrackdirToTrack(trackdir));
+ uint32 p1 = GB(TrackdirToTrack(trackdir), 0, 3);
+ SB(p1, 3, 1, mode);
+ SB(p1, 4, 1, semaphores);
ret = DoCommand(tile, p1, signals, flags, remove ? CMD_REMOVE_SIGNALS : CMD_BUILD_SIGNALS);
/* Be user-friendly and try placing signals as much as possible */
@@ -796,13 +795,13 @@ int32 CmdBuildSignalTrack(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
/** Remove signals
* @param tile coordinates where signal is being deleted from
* @param various bitstuffed elements, only track information is used
- * - p1 = (bit 0) - override signal/semaphore, or pre/exit/combo signal (CTRL-toggle)
- * - p1 = (bit 1) - 0 = signals, 1 = semaphores
- * - p1 = (bit 2- 4) - track-orientation, valid values: 0-5 (Track enum)
+ * - p1 = (bit 0- 2) - track-orientation, valid values: 0-5 (Track enum)
+ * - p1 = (bit 3) - override signal/semaphore, or pre/exit/combo signal (CTRL-toggle)
+ * - p1 = (bit 4) - 0 = signals, 1 = semaphores
*/
int32 CmdRemoveSingleSignal(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
- Track track = (Track)GB(p1, 2, 3);
+ Track track = (Track)GB(p1, 0, 3);
if (!ValParamTrackOrientation(track) ||
!IsTileType(tile, MP_RAILWAY) ||
diff --git a/src/rail_gui.cpp b/src/rail_gui.cpp
index bb5dc839c..1fe4691b3 100644
--- a/src/rail_gui.cpp
+++ b/src/rail_gui.cpp
@@ -182,10 +182,9 @@ static void GenericPlaceSignals(TileIndex tile)
}
if (!_remove_button_clicked) {
- uint32 p1 = 0;
- SB(p1, 0, 1, _ctrl_pressed);
- SB(p1, 1, 1, _ctrl_pressed ^ (_cur_year < _patches.semaphore_build_before));
- SB(p1, 2, 3, i);
+ uint32 p1 = GB(i, 0, 3);
+ SB(p1, 3, 1, _ctrl_pressed);
+ SB(p1, 4, 1, _cur_year < _patches.semaphore_build_before);
DoCommandP(tile, p1, 0, CcPlaySound1E,
CMD_BUILD_SIGNALS | CMD_AUTO | CMD_MSG(STR_1010_CAN_T_BUILD_SIGNALS_HERE));
@@ -365,17 +364,15 @@ static void HandleAutodirPlacement(void)
static void HandleAutoSignalPlacement(void)
{
TileHighlightData *thd = &_thd;
- byte trackstat = thd->drawstyle & 0xF; // 0..5
+ uint32 p2 = GB(thd->drawstyle, 0, 3); // 0..5
if (thd->drawstyle == HT_RECT) { // one tile case
GenericPlaceSignals(TileVirtXY(thd->selend.x, thd->selend.y));
return;
}
- int p2 = 0;
- SB(p2, 0, 1, _ctrl_pressed);
- SB(p2, 1, 1, _ctrl_pressed ^ (_cur_year < _patches.semaphore_build_before));
- SB(p2, 2, 3, trackstat);
+ SB(p2, 3, 1, _ctrl_pressed);
+ SB(p2, 4, 1, _cur_year < _patches.semaphore_build_before);
SB(p2, 24, 8, _patches.drag_signals_density);
/* _patches.drag_signals_density is given as a parameter such that each user