Files
@ r1442:754c552814cd
Branch filter:
Location: cpp/openttd-patchpack/source/ship_cmd.c
r1442:754c552814cd
26.8 KiB
text/x-c
(svn r1946) Fix: [AInew] Allow DC_QUERY_COST even on tiles with no depot built. This is used by the ai_new for deciding if it can afford the vehicles before actually building the depot. Was broken in r1728. Signed-Off-By: TrueLight ;-)
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 | #include "stdafx.h"
#include "ttd.h"
#include "table/strings.h"
#include "map.h"
#include "tile.h"
#include "vehicle.h"
#include "command.h"
#include "pathfind.h"
#include "station.h"
#include "gfx.h"
#include "news.h"
#include "engine.h"
#include "gui.h"
#include "player.h"
#include "sound.h"
#include "npf.h"
#include "depot.h"
static const uint16 _ship_sprites[] = {0x0E5D, 0x0E55, 0x0E65, 0x0E6D};
static const byte _ship_sometracks[4] = {0x19, 0x16, 0x25, 0x2A};
static byte GetTileShipTrackStatus(uint tile) {
uint32 r = GetTileTrackStatus(tile, TRANSPORT_WATER);
return r | r >> 8;
}
void DrawShipEngine(int x, int y, int engine, uint32 image_ormod)
{
int spritenum = ShipVehInfo(engine)->image_index;
if (is_custom_sprite(spritenum)) {
int sprite = GetCustomVehicleIcon(engine, 6);
if (sprite) {
DrawSprite(sprite | image_ormod, x, y);
return;
}
spritenum = _engine_original_sprites[engine];
}
DrawSprite((6 + _ship_sprites[spritenum]) | image_ormod, x, y);
}
void DrawShipEngineInfo(int engine, int x, int y, int maxw)
{
const ShipVehicleInfo *svi = ShipVehInfo(engine);
SetDParam(0, svi->base_cost * (_price.ship_base>>3)>>5);
SetDParam(1, svi->max_speed * 10 >> 5);
SetDParam(2, _cargoc.names_long_p[svi->cargo_type]);
SetDParam(3, svi->capacity);
SetDParam(4, svi->running_cost * _price.ship_running >> 8);
DrawStringMultiCenter(x, y, STR_982E_COST_MAX_SPEED_CAPACITY, maxw);
}
int GetShipImage(Vehicle *v, byte direction)
{
int spritenum = v->spritenum;
if (is_custom_sprite(spritenum)) {
int sprite = GetCustomVehicleSprite(v, direction);
if (sprite) return sprite;
spritenum = _engine_original_sprites[v->engine_type];
}
return _ship_sprites[spritenum] + direction;
}
static Depot *FindClosestShipDepot(Vehicle *v)
{
Depot *depot;
Depot *best_depot = NULL;
uint tile, dist, best_dist = (uint)-1;
uint tile2 = v->tile;
if (_patches.new_pathfinding_all) {
NPFFoundTargetData ftd;
byte trackdir = _track_direction_to_trackdir[FIND_FIRST_BIT(v->u.ship.state)][v->direction];
ftd = NPFRouteToDepotTrialError(v->tile, trackdir, TRANSPORT_WATER, v->owner);
if (ftd.best_bird_dist == 0)
best_depot = GetDepotByTile(ftd.node.tile); /* Found target */
else
best_depot = NULL; /* Did not find target */
} else {
FOR_ALL_DEPOTS(depot) {
tile = depot->xy;
if (IsValidDepot(depot) && IsTileDepotType(tile, TRANSPORT_WATER) && IsTileOwner(tile, v->owner)) {
dist = DistanceManhattan(tile, tile2);
if (dist < best_dist) {
best_dist = dist;
best_depot = depot;
}
}
}
}
return best_depot;
}
static void CheckIfShipNeedsService(Vehicle *v)
{
Depot *depot;
if (_patches.servint_ships == 0 && !v->set_for_replacement)
return;
if (!VehicleNeedsService(v) && !v->set_for_replacement)
return;
if (v->vehstatus & VS_STOPPED)
return;
if (v->current_order.type == OT_GOTO_DEPOT &&
v->current_order.flags & OF_FULL_LOAD)
return;
if (_patches.gotodepot && VehicleHasDepotOrders(v))
return;
depot = FindClosestShipDepot(v);
if (depot == NULL || DistanceManhattan(v->tile, depot->xy) > 12) {
if (v->current_order.type == OT_GOTO_DEPOT) {
v->current_order.type = OT_DUMMY;
v->current_order.flags = 0;
InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR);
}
return;
}
v->current_order.type = OT_GOTO_DEPOT;
v->current_order.flags = OF_NON_STOP;
v->current_order.station = depot->index;
v->dest_tile = depot->xy;
InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR);
}
void OnNewDay_Ship(Vehicle *v)
{
int32 cost;
if ((++v->day_counter & 7) == 0)
DecreaseVehicleValue(v);
CheckVehicleBreakdown(v);
AgeVehicle(v);
CheckIfShipNeedsService(v);
CheckOrders(v->index, OC_INIT);
if (v->vehstatus & VS_STOPPED)
return;
cost = ShipVehInfo(v->engine_type)->running_cost * _price.ship_running / 364;
v->profit_this_year -= cost >> 8;
SET_EXPENSES_TYPE(EXPENSES_SHIP_RUN);
SubtractMoneyFromPlayerFract(v->owner, cost);
InvalidateWindow(WC_VEHICLE_DETAILS, v->index);
//we need this for the profit
InvalidateWindowClasses(WC_SHIPS_LIST);
}
static void HandleBrokenShip(Vehicle *v)
{
if (v->breakdown_ctr != 1) {
v->breakdown_ctr = 1;
v->cur_speed = 0;
if (v->breakdowns_since_last_service != 255)
v->breakdowns_since_last_service++;
InvalidateWindow(WC_VEHICLE_VIEW, v->index);
InvalidateWindow(WC_VEHICLE_DETAILS, v->index);
SndPlayVehicleFx((_opt.landscape != LT_CANDY) ?
SND_10_TRAIN_BREAKDOWN : SND_3A_COMEDY_BREAKDOWN_2, v);
if (!(v->vehstatus & VS_HIDDEN)) {
Vehicle *u = CreateEffectVehicleRel(v, 4, 4, 5, EV_BREAKDOWN_SMOKE);
if (u)
u->u.special.unk0 = v->breakdown_delay * 2;
}
}
if (!(v->tick_counter & 1)) {
if (!--v->breakdown_delay) {
v->breakdown_ctr = 0;
InvalidateWindow(WC_VEHICLE_VIEW, v->index);
}
}
}
static void MarkShipDirty(Vehicle *v)
{
v->cur_image = GetShipImage(v, v->direction);
MarkAllViewportsDirty(v->left_coord, v->top_coord, v->right_coord + 1, v->bottom_coord + 1);
}
static void PlayShipSound(Vehicle *v)
{
SndPlayVehicleFx(ShipVehInfo(v->engine_type)->sfx, v);
}
static const TileIndexDiffC _dock_offs[] = {
{ 2, 0},
{-2, 0},
{ 0, 2},
{ 2, 0},
{ 0, -2},
{ 0, 0},
{ 0, 0},
{ 0, 0}
};
static void ProcessShipOrder(Vehicle *v)
{
const Order *order;
if (v->current_order.type >= OT_GOTO_DEPOT &&
v->current_order.type <= OT_LEAVESTATION) {
if (v->current_order.type != OT_GOTO_DEPOT ||
!(v->current_order.flags & OF_UNLOAD))
return;
}
if (v->current_order.type == OT_GOTO_DEPOT &&
(v->current_order.flags & (OF_UNLOAD | OF_FULL_LOAD)) == (OF_UNLOAD | OF_FULL_LOAD) &&
!VehicleNeedsService(v) && !v->set_for_replacement) {
v->cur_order_index++;
}
if (v->cur_order_index >= v->num_orders)
v->cur_order_index = 0;
order = GetVehicleOrder(v, v->cur_order_index);
if (order == NULL) {
v->current_order.type = OT_NOTHING;
v->current_order.flags = 0;
v->dest_tile = 0;
return;
}
if (order->type == v->current_order.type &&
order->flags == v->current_order.flags &&
order->station == v->current_order.station)
return;
v->current_order = *order;
if (order->type == OT_GOTO_STATION) {
const Station *st;
if (order->station == v->last_station_visited)
v->last_station_visited = INVALID_STATION;
st = GetStation(order->station);
if (st->dock_tile != 0) {
v->dest_tile = TILE_ADD(st->dock_tile, ToTileIndexDiff(_dock_offs[_map5[st->dock_tile]-0x4B]));
}
} else if (order->type == OT_GOTO_DEPOT) {
v->dest_tile = GetDepot(order->station)->xy;
} else {
v->dest_tile = 0;
}
InvalidateVehicleOrder(v);
InvalidateWindowClasses(WC_SHIPS_LIST);
}
static void HandleShipLoading(Vehicle *v)
{
if (v->current_order.type == OT_NOTHING)
return;
if (v->current_order.type != OT_DUMMY) {
if (v->current_order.type != OT_LOADING)
return;
if (--v->load_unload_time_rem)
return;
if (v->current_order.flags & OF_FULL_LOAD && CanFillVehicle(v)) {
SET_EXPENSES_TYPE(EXPENSES_SHIP_INC);
if (LoadUnloadVehicle(v)) {
InvalidateWindow(WC_SHIPS_LIST, v->owner);
MarkShipDirty(v);
}
return;
}
PlayShipSound(v);
{
Order b = v->current_order;
v->current_order.type = OT_LEAVESTATION;
v->current_order.flags = 0;
if (v->current_order.type != OT_GOTO_DEPOT && v->owner == _local_player) {
// only the vehicle owner needs to calculate the rest (locally)
if ((_autoreplace_array[v->engine_type] != v->engine_type) ||
(_patches.autorenew && v->age - v->max_age > (_patches.autorenew_months * 30))) {
byte flags = 1;
// the flags means, bit 0 = needs to go to depot, bit 1 = have depot in orders
if (VehicleHasDepotOrders(v)) SETBIT(flags, 1);
if (!(HASBIT(flags, 1) && v->set_for_replacement)) {
_current_player = _local_player;
DoCommandP(v->tile, v->index, flags, NULL, CMD_SEND_SHIP_TO_DEPOT | CMD_SHOW_NO_ERROR);
_current_player = OWNER_NONE;
}
} else { // no need to go to a depot
if (v->set_for_replacement) {
// it seems that the user clicked "Stop replacing"
_current_player = _local_player;
DoCommandP(v->tile, v->index, 1 | (1 << 2), NULL, CMD_SEND_SHIP_TO_DEPOT | CMD_SHOW_NO_ERROR);
_current_player = OWNER_NONE;
}
}
}
if (!(b.flags & OF_NON_STOP))
return;
}
}
v->cur_order_index++;
InvalidateVehicleOrder(v);
}
static void UpdateShipDeltaXY(Vehicle *v, int dir)
{
#define MKIT(d,c,b,a) ((a&0xFF)<<24) | ((b&0xFF)<<16) | ((c&0xFF)<<8) | ((d&0xFF)<<0)
static const uint32 _delta_xy_table[8] = {
MKIT( -3, -3, 6, 6),
MKIT(-16, -3, 32, 6),
MKIT( -3, -3, 6, 6),
MKIT( -3,-16, 6, 32),
MKIT( -3, -3, 6, 6),
MKIT(-16, -3, 32, 6),
MKIT( -3, -3, 6, 6),
MKIT( -3,-16, 6, 32),
};
#undef MKIT
uint32 x = _delta_xy_table[dir];
v->x_offs = (byte)x;
v->y_offs = (byte)(x>>=8);
v->sprite_width = (byte)(x>>=8);
v->sprite_height = (byte)(x>>=8);
}
static void RecalcShipStuff(Vehicle *v)
{
UpdateShipDeltaXY(v, v->direction);
v->cur_image = GetShipImage(v, v->direction);
MarkShipDirty(v);
InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);
}
static const TileIndexDiffC _ship_leave_depot_offs[] = {
{-1, 0},
{ 0, -1}
};
static void CheckShipLeaveDepot(Vehicle *v)
{
uint tile;
int d;
uint m;
if (v->u.ship.state != 0x80)
return;
tile = v->tile;
d = (_map5[tile]&2) ? 1 : 0;
// Check first side
if (_ship_sometracks[d] & GetTileShipTrackStatus(TILE_ADD(tile, ToTileIndexDiff(_ship_leave_depot_offs[d])))) {
m = (d==0) ? 0x101 : 0x207;
// Check second side
} else if (_ship_sometracks[d+2] & GetTileShipTrackStatus(TILE_ADD(tile, -2 * ToTileIndexDiff(_ship_leave_depot_offs[d])))) {
m = (d==0) ? 0x105 : 0x203;
} else {
return;
}
v->direction = (byte)m;
v->u.ship.state = (byte)(m >> 8);
v->vehstatus &= ~VS_HIDDEN;
v->cur_speed = 0;
RecalcShipStuff(v);
PlayShipSound(v);
VehicleServiceInDepot(v);
InvalidateWindowClasses(WC_SHIPS_LIST);
}
static bool ShipAccelerate(Vehicle *v)
{
uint spd;
byte t;
spd = min(v->cur_speed + 1, v->max_speed);
//updates statusbar only if speed have changed to save CPU time
if (spd != v->cur_speed) {
v->cur_speed = spd;
if (_patches.vehicle_speed)
InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR);
}
// Decrease somewhat when turning
if (!(v->direction&1)) {
spd = spd * 3 >> 2;
}
if (spd == 0)
return false;
if ((byte)++spd == 0)
return true;
v->progress = (t = v->progress) - (byte)spd;
return (t < v->progress);
}
int32 EstimateShipCost(uint16 engine_type);
static void ShipEnterDepot(Vehicle *v)
{
v->u.ship.state = 0x80;
v->vehstatus |= VS_HIDDEN;
v->cur_speed = 0;
RecalcShipStuff(v);
VehicleServiceInDepot(v);
InvalidateWindow(WC_VEHICLE_DETAILS, v->index);
MaybeReplaceVehicle(v);
TriggerVehicle(v, VEHICLE_TRIGGER_DEPOT);
if (v->current_order.type == OT_GOTO_DEPOT) {
Order t;
InvalidateWindow(WC_VEHICLE_VIEW, v->index);
t = v->current_order;
v->current_order.type = OT_DUMMY;
v->current_order.flags = 0;
if (t.flags & OF_UNLOAD) {
v->cur_order_index++;
} else if (t.flags & OF_FULL_LOAD) {
v->vehstatus |= VS_STOPPED;
if (v->owner == _local_player) {
SetDParam(0, v->unitnumber);
AddNewsItem(
STR_981C_SHIP_IS_WAITING_IN_DEPOT,
NEWS_FLAGS(NM_SMALL, NF_VIEWPORT|NF_VEHICLE, NT_ADVICE, 0),
v->index,
0);
}
}
}
InvalidateWindowClasses(WC_SHIPS_LIST);
}
static void ShipArrivesAt(Vehicle *v, Station *st)
{
/* Check if station was ever visited before */
if (!(st->had_vehicle_of_type & HVOT_SHIP)) {
uint32 flags;
st->had_vehicle_of_type |= HVOT_SHIP;
SetDParam(0, st->index);
flags = (v->owner == _local_player) ? NEWS_FLAGS(NM_THIN, NF_VIEWPORT|NF_VEHICLE, NT_ARRIVAL_PLAYER, 0) : NEWS_FLAGS(NM_THIN, NF_VIEWPORT|NF_VEHICLE, NT_ARRIVAL_OTHER, 0);
AddNewsItem(
STR_9833_CITIZENS_CELEBRATE_FIRST,
flags,
v->index,
0);
}
}
typedef struct {
uint skiptile;
uint dest_coords;
uint best_bird_dist;
uint best_length;
} PathFindShip;
//extern void dbg_store_path();
static bool ShipTrackFollower(uint tile, PathFindShip *pfs, int track, uint length, byte *state)
{
// Found dest?
if (tile == pfs->dest_coords) {
pfs->best_bird_dist = 0;
// if (length < pfs->best_length)
// dbg_store_path();
pfs->best_length = minu(pfs->best_length, length);
return true;
}
// Skip this tile in the calculation
if (tile != pfs->skiptile) {
pfs->best_bird_dist = minu(pfs->best_bird_dist, DistanceMaxPlusManhattan(pfs->dest_coords, tile));
}
return false;
}
static const byte _ship_search_directions[6][4] = {
{ 0, 9, 2, 9 },
{ 9, 1, 9, 3 },
{ 9, 0, 3, 9 },
{ 1, 9, 9, 2 },
{ 3, 2, 9, 9 },
{ 9, 9, 1, 0 },
};
static const byte _pick_shiptrack_table[6] = {1, 3, 2, 2, 0, 0};
static uint FindShipTrack(Vehicle *v, uint tile, int dir, uint bits, uint skiptile, int *track)
{
PathFindShip pfs;
int i, best_track;
uint best_bird_dist = 0;
uint best_length = 0;
uint r;
byte ship_dir = v->direction & 3;
pfs.dest_coords = v->dest_tile;
pfs.skiptile = skiptile;
best_track = -1;
do {
i = FIND_FIRST_BIT(bits);
bits = KILL_FIRST_BIT(bits);
pfs.best_bird_dist = (uint)-1;
pfs.best_length = (uint)-1;
FollowTrack(tile, 0x3800 | TRANSPORT_WATER, _ship_search_directions[i][dir], (TPFEnumProc*)ShipTrackFollower, NULL, &pfs);
if (best_track >= 0) {
if (pfs.best_bird_dist != 0) {
/* neither reached the destination, pick the one with the smallest bird dist */
if (pfs.best_bird_dist > best_bird_dist) goto bad;
if (pfs.best_bird_dist < best_bird_dist) goto good;
} else {
if (pfs.best_length > best_length) goto bad;
if (pfs.best_length < best_length) goto good;
}
/* if we reach this position, there's two paths of equal value so far.
* pick one randomly. */
r = (byte)Random();
if (_pick_shiptrack_table[i] == ship_dir) r += 80;
if (_pick_shiptrack_table[best_track] == ship_dir) r -= 80;
if (r <= 127) goto bad;
}
good:;
best_track = i;
best_bird_dist = pfs.best_bird_dist;
best_length = pfs.best_length;
bad:;
} while (bits != 0);
*track = best_track;
return best_bird_dist;
}
/* returns the track to choose on the next tile, or -1 when it's better to
* reverse. The tile given is the tile we are about to enter, enterdir is the
* direction in which we are entering the tile */
static int ChooseShipTrack(Vehicle *v, uint tile, int enterdir, uint tracks)
{
assert(enterdir>=0 && enterdir<=3);
if (_patches.new_pathfinding_all) {
NPFFindStationOrTileData fstd;
NPFFoundTargetData ftd;
uint src_tile = TILE_ADD(tile, TileOffsByDir(_reverse_dir[enterdir]));
byte track = FIND_FIRST_BIT(v->u.ship.state);
assert (KILL_FIRST_BIT(v->u.ship.state) == 0); /* Check that only one bit is set in state */
assert (v->u.ship.state != 0x80); /* Check that we are not in a depot */
assert (track < 6);
NPFFillWithOrderData(&fstd, v);
ftd = NPFRouteToStationOrTile(src_tile, _track_direction_to_trackdir[track][v->direction], &fstd, TRANSPORT_WATER, v->owner);
if (ftd.best_bird_dist == 0 && ftd.best_trackdir != 0xff)
/* Found the target, and it is not our current tile */
return ftd.best_trackdir & 7; /* TODO: Wrapper function? */
else
return -1; /* Couldn't find target, reverse */
/* TODO: When the target is unreachable, the ship will keep reversing */
} else {
uint b;
uint tot_dist, dist;
int track;
uint tile2;
tile2 = TILE_ADD(tile, -TileOffsByDir(enterdir));
tot_dist = (uint)-1;
/* Let's find out how far it would be if we would reverse first */
b = GetTileShipTrackStatus(tile2) & _ship_sometracks[_reverse_dir[enterdir]] & v->u.ship.state;
if (b != 0) {
dist = FindShipTrack(v, tile2, _reverse_dir[enterdir], b, tile, &track);
if (dist != (uint)-1)
tot_dist = dist + 1;
}
/* And if we would not reverse? */
dist = FindShipTrack(v, tile, enterdir, tracks, 0, &track);
if (dist > tot_dist)
/* We could better reverse */
return -1;
return track;
}
}
static const byte _new_vehicle_direction_table[11] = {
0, 7, 6, 0,
1, 0, 5, 0,
2, 3, 4,
};
static int ShipGetNewDirectionFromTiles(uint new_tile, uint old_tile)
{
uint offs = (TileY(new_tile) - TileY(old_tile) + 1) * 4 +
TileX(new_tile) - TileX(old_tile) + 1;
assert(offs < 11 && offs != 3 && offs != 7);
return _new_vehicle_direction_table[offs];
}
static int ShipGetNewDirection(Vehicle *v, int x, int y)
{
uint offs = (y - v->y_pos + 1) * 4 + (x - v->x_pos + 1);
assert(offs < 11 && offs != 3 && offs != 7);
return _new_vehicle_direction_table[offs];
}
static int GetAvailShipTracks(uint tile, int dir)
{
uint32 r = GetTileTrackStatus(tile, TRANSPORT_WATER);
return (byte) ((r | r >> 8)) & _ship_sometracks[dir];
}
static const byte _ship_subcoord[4][6][3] = {
{
{15, 8, 1},
{ 0, 0, 0},
{ 0, 0, 0},
{15, 8, 2},
{15, 7, 0},
{ 0, 0, 0},
},
{
{ 0, 0, 0},
{ 8, 0, 3},
{ 7, 0, 2},
{ 0, 0, 0},
{ 8, 0, 4},
{ 0, 0, 0},
},
{
{ 0, 8, 5},
{ 0, 0, 0},
{ 0, 7, 6},
{ 0, 0, 0},
{ 0, 0, 0},
{ 0, 8, 4},
},
{
{ 0, 0, 0},
{ 8,15, 7},
{ 0, 0, 0},
{ 8,15, 6},
{ 0, 0, 0},
{ 7,15, 0},
}
};
static void ShipController(Vehicle *v)
{
GetNewVehiclePosResult gp;
uint32 r;
const byte *b;
int dir,track,tracks;
v->tick_counter++;
if (v->breakdown_ctr != 0) {
if (v->breakdown_ctr <= 2) {
HandleBrokenShip(v);
return;
}
v->breakdown_ctr--;
}
if (v->vehstatus & VS_STOPPED)
return;
ProcessShipOrder(v);
HandleShipLoading(v);
if (v->current_order.type == OT_LOADING)
return;
CheckShipLeaveDepot(v);
if (!ShipAccelerate(v))
return;
BeginVehicleMove(v);
if (GetNewVehiclePos(v, &gp)) {
// staying in tile
if (v->u.ship.state == 0x80) {
gp.x = v->x_pos;
gp.y = v->y_pos;
} else {
/* isnot inside depot */
r = VehicleEnterTile(v, gp.new_tile, gp.x, gp.y);
if (r & 0x8) goto reverse_direction;
if (v->dest_tile != 0 && v->dest_tile == gp.new_tile) {
if (v->current_order.type == OT_GOTO_DEPOT) {
if ((gp.x&0xF)==8 && (gp.y&0xF)==8) {
ShipEnterDepot(v);
return;
}
} else if (v->current_order.type == OT_GOTO_STATION) {
Station *st;
v->last_station_visited = v->current_order.station;
/* Process station in the orderlist. Don't do that for buoys (HVOT_BUOY) */
st = GetStation(v->current_order.station);
if (!(st->had_vehicle_of_type & HVOT_BUOY)
&& (st->facilities & FACIL_DOCK)) { /* ugly, ugly workaround for problem with ships able to drop off cargo at wrong stations */
v->current_order.type = OT_LOADING;
v->current_order.flags &= OF_FULL_LOAD | OF_UNLOAD;
v->current_order.flags |= OF_NON_STOP;
ShipArrivesAt(v, st);
SET_EXPENSES_TYPE(EXPENSES_SHIP_INC);
if (LoadUnloadVehicle(v)) {
InvalidateWindow(WC_SHIPS_LIST, v->owner);
MarkShipDirty(v);
}
InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR);
} else { /* leave buoys right aways */
v->current_order.type = OT_LEAVESTATION;
v->current_order.flags = 0;
v->cur_order_index++;
InvalidateVehicleOrder(v);
}
goto else_end;
}
}
if (v->current_order.type == OT_LEAVESTATION) {
v->current_order.type = OT_NOTHING;
v->current_order.flags = 0;
InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR);
}
}
} else {
// new tile
if (TileX(gp.new_tile) >= MapMaxX() || TileY(gp.new_tile) >= MapMaxY())
goto reverse_direction;
dir = ShipGetNewDirectionFromTiles(gp.new_tile, gp.old_tile);
assert(dir == 1 || dir == 3 || dir == 5 || dir == 7);
dir>>=1;
tracks = GetAvailShipTracks(gp.new_tile, dir);
if (tracks == 0)
goto reverse_direction;
// Choose a direction, and continue if we find one
track = ChooseShipTrack(v, gp.new_tile, dir, tracks);
if (track < 0)
goto reverse_direction;
b = _ship_subcoord[dir][track];
gp.x = (gp.x&~0xF) | b[0];
gp.y = (gp.y&~0xF) | b[1];
/* Call the landscape function and tell it that the vehicle entered the tile */
r = VehicleEnterTile(v, gp.new_tile, gp.x, gp.y);
if (r&0x8) goto reverse_direction;
if (!(r&0x4)) {
v->tile = gp.new_tile;
v->u.ship.state = 1 << track;
}
v->direction = b[2];
}
else_end:;
/* update image of ship, as well as delta XY */
dir = ShipGetNewDirection(v, gp.x, gp.y);
v->x_pos = gp.x;
v->y_pos = gp.y;
v->z_pos = GetSlopeZ(gp.x, gp.y);
getout:
UpdateShipDeltaXY(v, dir);
v->cur_image = GetShipImage(v, dir);
VehiclePositionChanged(v);
EndVehicleMove(v);
return;
reverse_direction:
dir = v->direction ^ 4;
v->direction = dir;
goto getout;
}
static void AgeShipCargo(Vehicle *v)
{
if (_age_cargo_skip_counter != 0)
return;
if (v->cargo_days != 255)
v->cargo_days++;
}
void Ship_Tick(Vehicle *v)
{
AgeShipCargo(v);
ShipController(v);
}
void HandleClickOnShip(Vehicle *v)
{
ShowShipViewWindow(v);
}
void ShipsYearlyLoop(void)
{
Vehicle *v;
FOR_ALL_VEHICLES(v) {
if (v->type == VEH_Ship) {
v->profit_last_year = v->profit_this_year;
v->profit_this_year = 0;
InvalidateWindow(WC_VEHICLE_DETAILS, v->index);
}
}
}
int32 EstimateShipCost(uint16 engine_type)
{
return ShipVehInfo(engine_type)->base_cost * (_price.ship_base>>3)>>5;
}
// p1 = type to build
int32 CmdBuildShip(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
int32 value;
Vehicle *v;
UnitID unit_num;
TileIndex tile = TILE_FROM_XY(x,y);
Engine *e;
if (!IsEngineBuildable(p1, VEH_Ship)) return CMD_ERROR;
if (!IsTileDepotType(tile, TRANSPORT_WATER)) return CMD_ERROR;
if (_map_owner[tile] != _current_player) return CMD_ERROR;
SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);
value = EstimateShipCost(p1);
if (flags & DC_QUERY_COST)
return value;
v = AllocateVehicle();
if (v == NULL || IsOrderPoolFull() ||
(unit_num = GetFreeUnitNumber(VEH_Ship)) > _patches.max_ships)
return_cmd_error(STR_00E1_TOO_MANY_VEHICLES_IN_GAME);
if (flags & DC_EXEC) {
const ShipVehicleInfo *svi = ShipVehInfo(p1);
v->unitnumber = unit_num;
v->owner = _current_player;
v->tile = tile;
x = TileX(tile) * 16 + 8;
y = TileY(tile) * 16 + 8;
v->x_pos = x;
v->y_pos = y;
v->z_pos = GetSlopeZ(x,y);
v->z_height = 6;
v->sprite_width = 6;
v->sprite_height = 6;
v->x_offs = -3;
v->y_offs = -3;
v->vehstatus = VS_HIDDEN | VS_STOPPED | VS_DEFPAL;
v->spritenum = svi->image_index;
v->cargo_type = svi->cargo_type;
v->cargo_cap = svi->capacity;
v->value = value;
v->last_station_visited = INVALID_STATION;
v->max_speed = svi->max_speed;
v->engine_type = (byte)p1;
e = &_engines[p1];
v->reliability = e->reliability;
v->reliability_spd_dec = e->reliability_spd_dec;
v->max_age = e->lifelength * 366;
_new_ship_id = v->index;
v->string_id = STR_SV_SHIP_NAME;
v->u.ship.state = 0x80;
v->service_interval = _patches.servint_ships;
v->date_of_last_service = _date;
v->build_year = _cur_year;
v->cur_image = 0x0E5E;
v->type = VEH_Ship;
VehiclePositionChanged(v);
InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);
RebuildVehicleLists();
InvalidateWindow(WC_COMPANY, v->owner);
}
InvalidateWindow(WC_REPLACE_VEHICLE, VEH_Ship); // updates the replace Ship window
return value;
}
int32 CmdSellShip(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
if (!IsVehicleIndex(p1)) return CMD_ERROR;
v = GetVehicle(p1);
if (v->type != VEH_Ship || !CheckOwnership(v->owner))
return CMD_ERROR;
SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);
if (!IsTileDepotType(v->tile, TRANSPORT_WATER) || v->u.road.state != 0x80 || !(v->vehstatus&VS_STOPPED))
return_cmd_error(STR_980B_SHIP_MUST_BE_STOPPED_IN);
if (flags & DC_EXEC) {
InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);
RebuildVehicleLists();
InvalidateWindow(WC_COMPANY, v->owner);
DeleteWindowById(WC_VEHICLE_VIEW, v->index);
DeleteVehicle(v);
}
InvalidateWindow(WC_REPLACE_VEHICLE, VEH_Ship); // updates the replace Ship window
return -(int32)v->value;
}
// p1 = vehicle
int32 CmdStartStopShip(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
if (!IsVehicleIndex(p1)) return CMD_ERROR;
v = GetVehicle(p1);
if (v->type != VEH_Ship || !CheckOwnership(v->owner))
return CMD_ERROR;
if (flags & DC_EXEC) {
v->vehstatus ^= VS_STOPPED;
InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR);
InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);
}
InvalidateWindowClasses(WC_SHIPS_LIST);
return 0;
}
/* Send a ship to the nearest depot
p1 = index of the ship
p2 = bit 0 = do not stop in depot
bit 1 = set v->set_for_replacement
bit 2 = clear v->set_for_replacement */
int32 CmdSendShipToDepot(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
Depot *depot;
if (!IsVehicleIndex(p1)) return CMD_ERROR;
v = GetVehicle(p1);
if (v->type != VEH_Ship || !CheckOwnership(v->owner))
return CMD_ERROR;
if (HASBIT(p2, 0)) v->set_for_replacement = true;
if (HASBIT(p2, 2)) v->set_for_replacement = false;
if (HASBIT(p2, 1) || HASBIT(p2, 2)) return CMD_ERROR; // vehicle has a depot in schedule. It just needed to alter set_for_replacement
if (v->current_order.type == OT_GOTO_DEPOT) {
if (flags & DC_EXEC) {
if (v->current_order.flags & OF_UNLOAD) v->cur_order_index++;
v->current_order.type = OT_DUMMY;
v->current_order.flags = 0;
InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR);
}
} else {
depot = FindClosestShipDepot(v);
if (depot == NULL)
return_cmd_error(STR_981A_UNABLE_TO_FIND_LOCAL_DEPOT);
if (flags & DC_EXEC) {
v->dest_tile = depot->xy;
v->current_order.type = OT_GOTO_DEPOT;
v->current_order.flags = HASBIT(p2, 0) ? 0 : OF_NON_STOP | OF_FULL_LOAD;
v->current_order.station = depot->index;
InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR);
}
}
return 0;
}
int32 CmdChangeShipServiceInt(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
if (!IsVehicleIndex(p1)) return CMD_ERROR;
v = GetVehicle(p1);
if (v->type != VEH_Ship || !CheckOwnership(v->owner))
return CMD_ERROR;
if (flags & DC_EXEC) {
v->service_interval = (uint16)p2;
InvalidateWindowWidget(WC_VEHICLE_DETAILS, v->index, 7);
}
return 0;
}
// p1 = vehicle
// p2 = new cargo (0xFF)
// p2 = skip check for stopped in hanger (0x0100)
int32 CmdRefitShip(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
int32 cost;
byte SkipStoppedInDepotCheck = (p2 & 0x100) >> 8; //excludes the cargo value
p2 = p2 & 0xFF;
if (!IsVehicleIndex(p1)) return CMD_ERROR;
v = GetVehicle(p1);
if (v->type != VEH_Ship || !CheckOwnership(v->owner))
return CMD_ERROR;
if (!( SkipStoppedInDepotCheck )) {
if (!IsTileDepotType(v->tile, TRANSPORT_WATER) ||
!(v->vehstatus&VS_STOPPED) ||
v->u.ship.state != 0x80)
return_cmd_error(STR_980B_SHIP_MUST_BE_STOPPED_IN);
}
SET_EXPENSES_TYPE(EXPENSES_SHIP_RUN);
cost = 0;
if (IS_HUMAN_PLAYER(v->owner) && (byte)p2 != v->cargo_type) {
cost = _price.ship_base >> 7;
}
if (flags & DC_EXEC) {
//autorefitted ships wants to keep the cargo
//it will be checked if the cargo is valid in CmdRenewVehicle
if (!(SkipStoppedInDepotCheck))
v->cargo_count = 0;
v->cargo_type = (byte)p2;
InvalidateWindow(WC_VEHICLE_DETAILS, v->index);
}
return cost;
}
|