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00057 #include "stdafx.h"
00058 #include "station_map.h"
00059 #include "viewport_func.h"
00060 #include "train.h"
00061 #include "rail_gui.h"
00062 #include "tunnelbridge_map.h"
00063 #include "tunnelbridge.h"
00064 #include "elrail_func.h"
00065 #include "company_base.h"
00066 #include "newgrf_railtype.h"
00067
00068 #include "table/elrail_data.h"
00069
00075 static inline TLG GetTLG(TileIndex t)
00076 {
00077 return (TLG)((HasBit(TileX(t), 0) << 1) + HasBit(TileY(t), 0));
00078 }
00079
00086 static TrackBits GetRailTrackBitsUniversal(TileIndex t, byte *override)
00087 {
00088 switch (GetTileType(t)) {
00089 case MP_RAILWAY:
00090 if (!HasCatenary(GetRailType(t))) return TRACK_BIT_NONE;
00091 switch (GetRailTileType(t)) {
00092 case RAIL_TILE_NORMAL: case RAIL_TILE_SIGNALS:
00093 return GetTrackBits(t);
00094 default:
00095 return TRACK_BIT_NONE;
00096 }
00097 break;
00098
00099 case MP_TUNNELBRIDGE:
00100 if (!HasCatenary(GetRailType(t))) return TRACK_BIT_NONE;
00101 if (override != NULL && (IsTunnel(t) || GetTunnelBridgeLength(t, GetOtherBridgeEnd(t)) > 0)) {
00102 *override = 1 << GetTunnelBridgeDirection(t);
00103 }
00104 return DiagDirToDiagTrackBits(GetTunnelBridgeDirection(t));
00105
00106 case MP_ROAD:
00107 if (!IsLevelCrossing(t)) return TRACK_BIT_NONE;
00108 if (!HasCatenary(GetRailType(t))) return TRACK_BIT_NONE;
00109 return GetCrossingRailBits(t);
00110
00111 case MP_STATION:
00112 if (!HasStationRail(t)) return TRACK_BIT_NONE;
00113 if (!HasCatenary(GetRailType(t))) return TRACK_BIT_NONE;
00114 return TrackToTrackBits(GetRailStationTrack(t));
00115
00116 default:
00117 return TRACK_BIT_NONE;
00118 }
00119 }
00120
00124 static TrackBits MaskWireBits(TileIndex t, TrackBits tracks)
00125 {
00126 if (!IsPlainRailTile(t)) return tracks;
00127
00128 TrackdirBits neighbour_tdb = TRACKDIR_BIT_NONE;
00129 for (DiagDirection d = DIAGDIR_BEGIN; d < DIAGDIR_END; d++) {
00130
00131
00132
00133
00134 TileIndex next_tile = TileAddByDiagDir(t, d);
00135 RailType rt = GetTileRailType(next_tile);
00136 if (rt == INVALID_RAILTYPE || !HasCatenary(rt) ||
00137 ((TrackStatusToTrackBits(GetTileTrackStatus(next_tile, TRANSPORT_RAIL, 0)) & DiagdirReachesTracks(d)) == TRACK_BIT_NONE &&
00138 (!HasStationTileRail(next_tile) || GetRailStationAxis(next_tile) != DiagDirToAxis(d) || !CanStationTileHaveWires(next_tile)))) {
00139 neighbour_tdb |= DiagdirReachesTrackdirs(ReverseDiagDir(d));
00140 }
00141 }
00142
00143
00144
00145
00146 TrackBits mask;
00147 if (tracks == TRACK_BIT_CROSS || !TracksOverlap(tracks)) {
00148
00149
00150 mask = ~(TrackBits)((neighbour_tdb & (neighbour_tdb >> 8)) & TRACK_BIT_MASK);
00151
00152
00153 if (tracks != TRACK_BIT_CROSS && (mask & TRACK_BIT_MASK) == TRACK_BIT_MASK) mask = ~TrackdirBitsToTrackBits(neighbour_tdb);
00154 } else {
00155
00156 mask = ~TrackdirBitsToTrackBits(neighbour_tdb);
00157
00158 if ((tracks & mask) == TRACK_BIT_NONE) {
00159 if ((neighbour_tdb & TRACKDIR_BIT_X_NE) == 0 || (neighbour_tdb & TRACKDIR_BIT_X_SW) == 0) mask |= TRACK_BIT_X;
00160 if ((neighbour_tdb & TRACKDIR_BIT_Y_NW) == 0 || (neighbour_tdb & TRACKDIR_BIT_Y_SE) == 0) mask |= TRACK_BIT_Y;
00161
00162 if ((tracks & mask) == TRACK_BIT_NONE) mask = ~(TrackBits)((neighbour_tdb & (neighbour_tdb >> 8)) & TRACK_BIT_MASK);
00163 }
00164 }
00165
00166
00167 return (tracks & mask) != TRACK_BIT_NONE ? tracks & mask : tracks;
00168 }
00169
00173 static inline SpriteID GetWireBase(TileIndex tile, TileContext context = TCX_NORMAL)
00174 {
00175 const RailtypeInfo *rti = GetRailTypeInfo(GetRailType(tile));
00176 SpriteID wires = GetCustomRailSprite(rti, tile, RTSG_WIRES, context);
00177 return wires == 0 ? SPR_WIRE_BASE : wires;
00178 }
00179
00183 static inline SpriteID GetPylonBase(TileIndex tile, TileContext context = TCX_NORMAL)
00184 {
00185 const RailtypeInfo *rti = GetRailTypeInfo(GetRailType(tile));
00186 SpriteID pylons = GetCustomRailSprite(rti, tile, RTSG_PYLONS, context);
00187 return pylons == 0 ? SPR_PYLON_BASE : pylons;
00188 }
00189
00195 static void AdjustTileh(TileIndex tile, Slope *tileh)
00196 {
00197 if (IsTileType(tile, MP_TUNNELBRIDGE)) {
00198 if (IsTunnel(tile)) {
00199 *tileh = SLOPE_STEEP;
00200 } else if (*tileh != SLOPE_FLAT) {
00201 *tileh = SLOPE_FLAT;
00202 } else {
00203 *tileh = InclinedSlope(GetTunnelBridgeDirection(tile));
00204 }
00205 }
00206 }
00207
00215 static int GetPCPElevation(TileIndex tile, DiagDirection PCPpos)
00216 {
00217
00218
00219
00220
00221
00222
00223
00224
00225
00226
00227
00228
00229
00230
00231 int z = GetSlopePixelZ(TileX(tile) * TILE_SIZE + min(x_pcp_offsets[PCPpos], TILE_SIZE - 1), TileY(tile) * TILE_SIZE + min(y_pcp_offsets[PCPpos], TILE_SIZE - 1));
00232 return (z + 2) & ~3;
00233 }
00234
00242 void DrawCatenaryOnTunnel(const TileInfo *ti)
00243 {
00244
00245 static const int _tunnel_wire_BB[4][4] = {
00246 { 0, 1, 16, 15 },
00247 { 1, 0, 15, 16 },
00248 { 0, 1, 16, 15 },
00249 { 1, 0, 15, 16 },
00250 };
00251
00252 DiagDirection dir = GetTunnelBridgeDirection(ti->tile);
00253
00254 SpriteID wire_base = GetWireBase(ti->tile);
00255
00256 const SortableSpriteStruct *sss = &CatenarySpriteData_Tunnel[dir];
00257 const int *BB_data = _tunnel_wire_BB[dir];
00258 AddSortableSpriteToDraw(
00259 wire_base + sss->image_offset, PAL_NONE, ti->x + sss->x_offset, ti->y + sss->y_offset,
00260 BB_data[2] - sss->x_offset, BB_data[3] - sss->y_offset, BB_Z_SEPARATOR - sss->z_offset + 1,
00261 GetTilePixelZ(ti->tile) + sss->z_offset,
00262 IsTransparencySet(TO_CATENARY),
00263 BB_data[0] - sss->x_offset, BB_data[1] - sss->y_offset, BB_Z_SEPARATOR - sss->z_offset
00264 );
00265 }
00266
00271 static void DrawCatenaryRailway(const TileInfo *ti)
00272 {
00273
00274
00275
00276 TrackBits trackconfig[TS_END];
00277 TrackBits wireconfig[TS_END];
00278 bool isflat[TS_END];
00279
00280 Slope tileh[TS_END] = { ti->tileh, SLOPE_FLAT };
00281
00282
00283
00284 Corner halftile_corner = CORNER_INVALID;
00285 if (IsHalftileSlope(tileh[TS_HOME])) {
00286 halftile_corner = GetHalftileSlopeCorner(tileh[TS_HOME]);
00287 tileh[TS_HOME] = SLOPE_FLAT;
00288 }
00289
00290 TLG tlg = GetTLG(ti->tile);
00291 byte PCPstatus = 0;
00292 byte OverridePCP = 0;
00293 byte PPPpreferred[DIAGDIR_END];
00294 byte PPPallowed[DIAGDIR_END];
00295
00296
00297
00298
00299
00300
00301
00302 trackconfig[TS_HOME] = GetRailTrackBitsUniversal(ti->tile, &OverridePCP);
00303 wireconfig[TS_HOME] = MaskWireBits(ti->tile, trackconfig[TS_HOME]);
00304
00305 isflat[TS_HOME] = ((trackconfig[TS_HOME] & (TRACK_BIT_HORZ | TRACK_BIT_VERT)) != 0);
00306
00307 AdjustTileh(ti->tile, &tileh[TS_HOME]);
00308
00309 SpriteID pylon_normal = GetPylonBase(ti->tile);
00310 SpriteID pylon_halftile = (halftile_corner != CORNER_INVALID) ? GetPylonBase(ti->tile, TCX_UPPER_HALFTILE) : pylon_normal;
00311
00312 for (DiagDirection i = DIAGDIR_BEGIN; i < DIAGDIR_END; i++) {
00313 static const uint edge_corners[] = {
00314 1 << CORNER_N | 1 << CORNER_E,
00315 1 << CORNER_S | 1 << CORNER_E,
00316 1 << CORNER_S | 1 << CORNER_W,
00317 1 << CORNER_N | 1 << CORNER_W,
00318 };
00319 SpriteID pylon_base = (halftile_corner != CORNER_INVALID && HasBit(edge_corners[i], halftile_corner)) ? pylon_halftile : pylon_normal;
00320 TileIndex neighbour = ti->tile + TileOffsByDiagDir(i);
00321 int elevation = GetPCPElevation(ti->tile, i);
00322
00323
00324
00325 tileh[TS_NEIGHBOUR] = GetTileSlope(neighbour);
00326 trackconfig[TS_NEIGHBOUR] = GetRailTrackBitsUniversal(neighbour, NULL);
00327 wireconfig[TS_NEIGHBOUR] = MaskWireBits(neighbour, trackconfig[TS_NEIGHBOUR]);
00328 if (IsTunnelTile(neighbour) && i != GetTunnelBridgeDirection(neighbour)) wireconfig[TS_NEIGHBOUR] = trackconfig[TS_NEIGHBOUR] = TRACK_BIT_NONE;
00329
00330
00331 if (IsRailStationTile(neighbour) && !CanStationTileHavePylons(neighbour) && !CanStationTileHaveWires(neighbour)) wireconfig[TS_NEIGHBOUR] = trackconfig[TS_NEIGHBOUR] = TRACK_BIT_NONE;
00332
00333
00334
00335 if (elevation != GetPCPElevation(neighbour, ReverseDiagDir(i))) wireconfig[TS_NEIGHBOUR] = trackconfig[TS_NEIGHBOUR] = TRACK_BIT_NONE;
00336
00337 isflat[TS_NEIGHBOUR] = ((trackconfig[TS_NEIGHBOUR] & (TRACK_BIT_HORZ | TRACK_BIT_VERT)) != 0);
00338
00339 PPPpreferred[i] = 0xFF;
00340 PPPallowed[i] = AllowedPPPonPCP[i];
00341
00342
00343
00344 for (uint k = 0; k < NUM_TRACKS_AT_PCP; k++) {
00345
00346 if (TrackSourceTile[i][k] == TS_NEIGHBOUR &&
00347 IsBridgeTile(neighbour) &&
00348 GetTunnelBridgeDirection(neighbour) == ReverseDiagDir(i)) {
00349 continue;
00350 }
00351
00352
00353
00354 DiagDirection PCPpos = i;
00355 if (HasBit(wireconfig[TrackSourceTile[i][k]], TracksAtPCP[i][k])) {
00356
00357
00358 PCPpos = (TrackSourceTile[i][k] == TS_HOME) ? i : ReverseDiagDir(i);
00359 SetBit(PCPstatus, i);
00360 PPPpreferred[i] &= PreferredPPPofTrackAtPCP[TracksAtPCP[i][k]][PCPpos];
00361 }
00362
00363 if (HasBit(trackconfig[TrackSourceTile[i][k]], TracksAtPCP[i][k])) {
00364 PPPallowed[i] &= ~DisallowedPPPofTrackAtPCP[TracksAtPCP[i][k]][PCPpos];
00365 }
00366 }
00367
00368
00369 if (!HasBit(PCPstatus, i)) {
00370 PPPpreferred[i] = 0;
00371 PPPallowed[i] = 0;
00372 }
00373
00374 Foundation foundation = FOUNDATION_NONE;
00375
00376
00377 if (IsTileType(neighbour, MP_STATION) || IsTileType(neighbour, MP_ROAD)) tileh[TS_NEIGHBOUR] = SLOPE_FLAT;
00378
00379
00380 if (trackconfig[TS_NEIGHBOUR] != TRACK_BIT_NONE && IsTileType(neighbour, MP_RAILWAY) && HasCatenary(GetRailType(neighbour))) foundation = GetRailFoundation(tileh[TS_NEIGHBOUR], trackconfig[TS_NEIGHBOUR]);
00381 if (IsBridgeTile(neighbour)) {
00382 foundation = GetBridgeFoundation(tileh[TS_NEIGHBOUR], DiagDirToAxis(GetTunnelBridgeDirection(neighbour)));
00383 }
00384
00385 ApplyFoundationToSlope(foundation, &tileh[TS_NEIGHBOUR]);
00386
00387
00388
00389 if (IsHalftileSlope(tileh[TS_NEIGHBOUR])) tileh[TS_NEIGHBOUR] = SLOPE_FLAT;
00390
00391 AdjustTileh(neighbour, &tileh[TS_NEIGHBOUR]);
00392
00393
00394
00395
00396 if (tileh[TS_HOME] == tileh[TS_NEIGHBOUR] || (isflat[TS_HOME] && isflat[TS_NEIGHBOUR])) {
00397 for (uint k = 0; k < NUM_IGNORE_GROUPS; k++) {
00398 if (PPPpreferred[i] == IgnoredPCP[k][tlg][i]) ClrBit(PCPstatus, i);
00399 }
00400 }
00401
00402
00403
00404
00405
00406 if ((PPPallowed[i] & PPPpreferred[i]) != 0) PPPallowed[i] &= PPPpreferred[i];
00407
00408 if (MayHaveBridgeAbove(ti->tile) && IsBridgeAbove(ti->tile)) {
00409 Track bridgetrack = GetBridgeAxis(ti->tile) == AXIS_X ? TRACK_X : TRACK_Y;
00410 int height = GetBridgeHeight(GetNorthernBridgeEnd(ti->tile));
00411
00412 if ((height <= GetTileMaxZ(ti->tile) + 1) &&
00413 (i == PCPpositions[bridgetrack][0] || i == PCPpositions[bridgetrack][1])) {
00414 SetBit(OverridePCP, i);
00415 }
00416 }
00417
00418 if (PPPallowed[i] != 0 && HasBit(PCPstatus, i) && !HasBit(OverridePCP, i) &&
00419 (!IsRailStationTile(ti->tile) || CanStationTileHavePylons(ti->tile))) {
00420 for (Direction k = DIR_BEGIN; k < DIR_END; k++) {
00421 byte temp = PPPorder[i][GetTLG(ti->tile)][k];
00422
00423 if (HasBit(PPPallowed[i], temp)) {
00424 uint x = ti->x + x_pcp_offsets[i] + x_ppp_offsets[temp];
00425 uint y = ti->y + y_pcp_offsets[i] + y_ppp_offsets[temp];
00426
00427
00428 if (!HasBit(OwnedPPPonPCP[i], temp)) {
00429
00430 if (trackconfig[TS_NEIGHBOUR] != TRACK_BIT_NONE) break;
00431 continue;
00432 }
00433
00434 AddSortableSpriteToDraw(pylon_base + pylon_sprites[temp], PAL_NONE, x, y, 1, 1, BB_HEIGHT_UNDER_BRIDGE,
00435 elevation, IsTransparencySet(TO_CATENARY), -1, -1);
00436
00437 break;
00438 }
00439 }
00440 }
00441 }
00442
00443
00444 if (IsTunnelTile(ti->tile)) return;
00445
00446
00447 if (MayHaveBridgeAbove(ti->tile) && IsBridgeAbove(ti->tile) && !IsTransparencySet(TO_BRIDGES)) {
00448 int height = GetBridgeHeight(GetNorthernBridgeEnd(ti->tile));
00449
00450 if (height <= GetTileMaxZ(ti->tile) + 1) return;
00451 }
00452
00453
00454 if (IsRailStationTile(ti->tile) && !CanStationTileHaveWires(ti->tile)) return;
00455
00456 SpriteID wire_normal = GetWireBase(ti->tile);
00457 SpriteID wire_halftile = (halftile_corner != CORNER_INVALID) ? GetWireBase(ti->tile, TCX_UPPER_HALFTILE) : wire_normal;
00458 Track halftile_track;
00459 switch (halftile_corner) {
00460 case CORNER_W: halftile_track = TRACK_LEFT; break;
00461 case CORNER_S: halftile_track = TRACK_LOWER; break;
00462 case CORNER_E: halftile_track = TRACK_RIGHT; break;
00463 case CORNER_N: halftile_track = TRACK_UPPER; break;
00464 default: halftile_track = INVALID_TRACK; break;
00465 }
00466
00467
00468 Track t;
00469 FOR_EACH_SET_TRACK(t, wireconfig[TS_HOME]) {
00470 SpriteID wire_base = (t == halftile_track) ? wire_halftile : wire_normal;
00471 byte PCPconfig = HasBit(PCPstatus, PCPpositions[t][0]) +
00472 (HasBit(PCPstatus, PCPpositions[t][1]) << 1);
00473
00474 const SortableSpriteStruct *sss;
00475 int tileh_selector = !(tileh[TS_HOME] % 3) * tileh[TS_HOME] / 3;
00476
00477 assert(PCPconfig != 0);
00478 assert(!IsSteepSlope(tileh[TS_HOME]));
00479 sss = &CatenarySpriteData[Wires[tileh_selector][t][PCPconfig]];
00480
00481
00482
00483
00484
00485
00486 AddSortableSpriteToDraw(wire_base + sss->image_offset, PAL_NONE, ti->x + sss->x_offset, ti->y + sss->y_offset,
00487 sss->x_size, sss->y_size, sss->z_size, GetSlopePixelZ(ti->x + sss->x_offset, ti->y + sss->y_offset) + sss->z_offset,
00488 IsTransparencySet(TO_CATENARY));
00489 }
00490 }
00491
00499 void DrawCatenaryOnBridge(const TileInfo *ti)
00500 {
00501 TileIndex end = GetSouthernBridgeEnd(ti->tile);
00502 TileIndex start = GetOtherBridgeEnd(end);
00503
00504 uint length = GetTunnelBridgeLength(start, end);
00505 uint num = GetTunnelBridgeLength(ti->tile, start) + 1;
00506 uint height;
00507
00508 const SortableSpriteStruct *sss;
00509 Axis axis = GetBridgeAxis(ti->tile);
00510 TLG tlg = GetTLG(ti->tile);
00511
00512 CatenarySprite offset = (CatenarySprite)(axis == AXIS_X ? 0 : WIRE_Y_FLAT_BOTH - WIRE_X_FLAT_BOTH);
00513
00514 if ((length % 2) && num == length) {
00515
00516
00517 sss = &CatenarySpriteData[WIRE_X_FLAT_BOTH + offset];
00518 } else {
00519
00520 sss = &CatenarySpriteData[WIRE_X_FLAT_SW + (num % 2) + offset];
00521 }
00522
00523 height = GetBridgePixelHeight(end);
00524
00525 SpriteID wire_base = GetWireBase(end, TCX_ON_BRIDGE);
00526
00527 AddSortableSpriteToDraw(wire_base + sss->image_offset, PAL_NONE, ti->x + sss->x_offset, ti->y + sss->y_offset,
00528 sss->x_size, sss->y_size, sss->z_size, height + sss->z_offset,
00529 IsTransparencySet(TO_CATENARY)
00530 );
00531
00532 SpriteID pylon_base = GetPylonBase(end, TCX_ON_BRIDGE);
00533
00534
00535
00536 if (num % 2) {
00537 DiagDirection PCPpos = (axis == AXIS_X ? DIAGDIR_NE : DIAGDIR_NW);
00538 Direction PPPpos = (axis == AXIS_X ? DIR_NW : DIR_NE);
00539 if (HasBit(tlg, (axis == AXIS_X ? 0 : 1))) PPPpos = ReverseDir(PPPpos);
00540 uint x = ti->x + x_pcp_offsets[PCPpos] + x_ppp_offsets[PPPpos];
00541 uint y = ti->y + y_pcp_offsets[PCPpos] + y_ppp_offsets[PPPpos];
00542 AddSortableSpriteToDraw(pylon_base + pylon_sprites[PPPpos], PAL_NONE, x, y, 1, 1, BB_HEIGHT_UNDER_BRIDGE, height, IsTransparencySet(TO_CATENARY), -1, -1);
00543 }
00544
00545
00546 if (GetTunnelBridgeLength(ti->tile, start) + 1 == length) {
00547 DiagDirection PCPpos = (axis == AXIS_X ? DIAGDIR_SW : DIAGDIR_SE);
00548 Direction PPPpos = (axis == AXIS_X ? DIR_NW : DIR_NE);
00549 if (HasBit(tlg, (axis == AXIS_X ? 0 : 1))) PPPpos = ReverseDir(PPPpos);
00550 uint x = ti->x + x_pcp_offsets[PCPpos] + x_ppp_offsets[PPPpos];
00551 uint y = ti->y + y_pcp_offsets[PCPpos] + y_ppp_offsets[PPPpos];
00552 AddSortableSpriteToDraw(pylon_base + pylon_sprites[PPPpos], PAL_NONE, x, y, 1, 1, BB_HEIGHT_UNDER_BRIDGE, height, IsTransparencySet(TO_CATENARY), -1, -1);
00553 }
00554 }
00555
00561 void DrawCatenary(const TileInfo *ti)
00562 {
00563 switch (GetTileType(ti->tile)) {
00564 case MP_RAILWAY:
00565 if (IsRailDepot(ti->tile)) {
00566 const SortableSpriteStruct *sss = &CatenarySpriteData_Depot[GetRailDepotDirection(ti->tile)];
00567
00568 SpriteID wire_base = GetWireBase(ti->tile);
00569
00570
00571 AddSortableSpriteToDraw(
00572 wire_base + sss->image_offset, PAL_NONE, ti->x + sss->x_offset, ti->y + sss->y_offset,
00573 sss->x_size, sss->y_size, sss->z_size,
00574 GetTileMaxPixelZ(ti->tile) + sss->z_offset,
00575 IsTransparencySet(TO_CATENARY)
00576 );
00577 return;
00578 }
00579 break;
00580
00581 case MP_TUNNELBRIDGE:
00582 case MP_ROAD:
00583 case MP_STATION:
00584 break;
00585
00586 default: return;
00587 }
00588 DrawCatenaryRailway(ti);
00589 }
00590
00591 bool SettingsDisableElrail(int32 p1)
00592 {
00593 Company *c;
00594 Train *t;
00595 bool disable = (p1 != 0);
00596
00597
00598 const RailType old_railtype = disable ? RAILTYPE_ELECTRIC : RAILTYPE_RAIL;
00599 const RailType new_railtype = disable ? RAILTYPE_RAIL : RAILTYPE_ELECTRIC;
00600
00601
00602 Engine *e;
00603 FOR_ALL_ENGINES_OF_TYPE(e, VEH_TRAIN) {
00604 RailVehicleInfo *rv_info = &e->u.rail;
00605
00606 if (rv_info->engclass == 2 && rv_info->railtype == old_railtype) {
00607
00608 rv_info->railtype = new_railtype;
00609 }
00610 }
00611
00612
00613
00614 if (disable) {
00615 FOR_ALL_TRAINS(t) {
00616 if (t->railtype == RAILTYPE_ELECTRIC) {
00617
00618
00619 t->compatible_railtypes |= RAILTYPES_RAIL;
00620 t->railtype = RAILTYPE_RAIL;
00621 SetBit(t->flags, VRF_EL_ENGINE_ALLOWED_NORMAL_RAIL);
00622 }
00623 }
00624 }
00625
00626
00627 FOR_ALL_TRAINS(t) {
00628
00629 if (t->IsFrontEngine()) {
00630 t->ConsistChanged(CCF_TRACK);
00631 }
00632 }
00633
00634 FOR_ALL_COMPANIES(c) c->avail_railtypes = GetCompanyRailtypes(c->index);
00635
00636
00637
00638
00639 ReinitGuiAfterToggleElrail(disable);
00640 return true;
00641 }