Files
@ r3202:9eef9ae84c2b
Branch filter:
Location: cpp/openttd-patchpack/source/aircraft_cmd.c
r3202:9eef9ae84c2b
55.3 KiB
text/x-c
(svn r3870) -Fix: missed one item in last commit, tnx glx :)
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 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466 1467 1468 1469 1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508 1509 1510 1511 1512 1513 1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 1550 1551 1552 1553 1554 1555 1556 1557 1558 1559 1560 1561 1562 1563 1564 1565 1566 1567 1568 1569 1570 1571 1572 1573 1574 1575 1576 1577 1578 1579 1580 1581 1582 1583 1584 1585 1586 1587 1588 1589 1590 1591 1592 1593 1594 1595 1596 1597 1598 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629 1630 1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641 1642 1643 1644 1645 1646 1647 1648 1649 1650 1651 1652 1653 1654 1655 1656 1657 1658 1659 1660 1661 1662 1663 1664 1665 1666 1667 1668 1669 1670 1671 1672 1673 1674 1675 1676 1677 1678 1679 1680 1681 1682 1683 1684 1685 1686 1687 1688 1689 1690 1691 1692 1693 1694 1695 1696 1697 1698 1699 1700 1701 1702 1703 1704 1705 1706 1707 1708 1709 1710 1711 1712 1713 1714 1715 1716 1717 1718 1719 1720 1721 1722 1723 1724 1725 1726 1727 1728 1729 1730 1731 1732 1733 1734 1735 1736 1737 1738 1739 1740 1741 1742 1743 1744 1745 1746 1747 1748 1749 1750 1751 1752 1753 1754 1755 1756 1757 1758 1759 1760 1761 1762 1763 1764 1765 1766 1767 1768 1769 1770 1771 1772 1773 1774 1775 1776 1777 1778 1779 1780 1781 1782 1783 1784 1785 1786 1787 1788 1789 1790 1791 1792 1793 1794 1795 1796 1797 1798 1799 1800 1801 1802 1803 1804 1805 1806 1807 1808 1809 1810 1811 1812 1813 1814 1815 1816 1817 1818 1819 1820 1821 1822 1823 1824 1825 1826 1827 1828 1829 1830 1831 1832 1833 1834 1835 1836 1837 1838 1839 1840 1841 1842 1843 1844 1845 1846 1847 1848 1849 1850 1851 1852 1853 1854 1855 1856 1857 1858 1859 1860 1861 1862 1863 1864 1865 1866 1867 1868 1869 1870 1871 1872 1873 1874 1875 1876 1877 1878 1879 1880 1881 1882 1883 1884 1885 1886 1887 1888 1889 1890 1891 1892 1893 1894 1895 1896 1897 1898 1899 1900 1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 | /* $Id$ */
#include "stdafx.h"
#include "openttd.h"
#include "debug.h"
#include "functions.h"
#include "table/strings.h"
#include "map.h"
#include "tile.h"
#include "vehicle.h"
#include "depot.h"
#include "engine.h"
#include "command.h"
#include "station.h"
#include "news.h"
#include "sound.h"
#include "player.h"
#include "airport.h"
#include "vehicle_gui.h"
#include "table/sprites.h"
#include "newgrf_engine.h"
static bool AirportMove(Vehicle *v, const AirportFTAClass *Airport);
static bool AirportSetBlocks(Vehicle *v, AirportFTA *current_pos, const AirportFTAClass *Airport);
static bool AirportHasBlock(Vehicle *v, AirportFTA *current_pos, const AirportFTAClass *Airport);
static bool AirportFindFreeTerminal(Vehicle *v, const AirportFTAClass *Airport);
static bool AirportFindFreeHelipad(Vehicle *v, const AirportFTAClass *Airport);
static void AirportGoToNextPosition(Vehicle *v, const AirportFTAClass *Airport);
static void CrashAirplane(Vehicle *v);
static void AircraftNextAirportPos_and_Order(Vehicle *v);
static byte GetAircraftFlyingAltitude(const Vehicle *v);
static const SpriteID _aircraft_sprite[] = {
0x0EB5, 0x0EBD, 0x0EC5, 0x0ECD,
0x0ED5, 0x0EDD, 0x0E9D, 0x0EA5,
0x0EAD, 0x0EE5, 0x0F05, 0x0F0D,
0x0F15, 0x0F1D, 0x0F25, 0x0F2D,
0x0EED, 0x0EF5, 0x0EFD, 0x0F35,
0x0E9D, 0x0EA5, 0x0EAD, 0x0EB5,
0x0EBD, 0x0EC5
};
/* Find the nearest hangar to v
* INVALID_STATION is returned, if the player does not have any suitable
* airports (like helipads only)
*/
static StationID FindNearestHangar(const Vehicle *v)
{
const Station *st;
uint best = 0;
StationID index = INVALID_STATION;
FOR_ALL_STATIONS(st) {
if (st->owner == v->owner && st->facilities & FACIL_AIRPORT &&
GetAirport(st->airport_type)->nof_depots > 0) {
uint distance;
// don't crash the plane if we know it can't land at the airport
if (HASBIT(v->subtype, 1) && st->airport_type == AT_SMALL &&
!_cheats.no_jetcrash.value)
continue;
distance = DistanceSquare(v->tile, st->airport_tile);
if (distance < best || index == INVALID_STATION) {
best = distance;
index = st->index;
}
}
}
return index;
}
#if 0
// returns true if vehicle v have an airport in the schedule, that has a hangar
static bool HaveHangarInOrderList(Vehicle *v)
{
const Order *order;
FOR_VEHICLE_ORDERS(v, order) {
const Station *st = GetStation(order->station);
if (st->owner == v->owner && st->facilities & FACIL_AIRPORT) {
// If an airport doesn't have terminals (so no landing space for airports),
// it surely doesn't have any hangars
if (GetAirport(st->airport_type)->terminals != NULL)
return true;
}
}
return false;
}
#endif
int GetAircraftImage(const Vehicle* v, Direction direction)
{
int spritenum = v->spritenum;
if (is_custom_sprite(spritenum)) {
int sprite = GetCustomVehicleSprite(v, direction);
if (sprite != 0) return sprite;
spritenum = orig_aircraft_vehicle_info[v->engine_type - AIRCRAFT_ENGINES_INDEX].image_index;
}
return direction + _aircraft_sprite[spritenum];
}
void DrawAircraftEngine(int x, int y, EngineID engine, uint32 image_ormod)
{
int spritenum = AircraftVehInfo(engine)->image_index;
int sprite = (6 + _aircraft_sprite[spritenum]);
if (is_custom_sprite(spritenum)) {
sprite = GetCustomVehicleIcon(engine, DIR_W);
if (!sprite)
spritenum = orig_aircraft_vehicle_info[engine - AIRCRAFT_ENGINES_INDEX].image_index;
}
DrawSprite(sprite | image_ormod, x, y);
if ((AircraftVehInfo(engine)->subtype & 1) == 0) {
DrawSprite(SPR_ROTOR_STOPPED, x, y - 5);
}
}
static int32 EstimateAircraftCost(EngineID engine_type)
{
return AircraftVehInfo(engine_type)->base_cost * (_price.aircraft_base>>3)>>5;
}
/** Build an aircraft.
* @param x,y tile coordinates of depot where aircraft is built
* @param p1 aircraft type being built (engine)
* @param p2 unused
*/
int32 CmdBuildAircraft(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
int32 value;
Vehicle *vl[3], *v, *u, *w;
UnitID unit_num;
TileIndex tile = TileVirtXY(x, y);
const AircraftVehicleInfo *avi;
Engine *e;
if (!IsEngineBuildable(p1, VEH_Aircraft)) return_cmd_error(STR_ENGINE_NOT_BUILDABLE);
value = EstimateAircraftCost(p1);
// to just query the cost, it is not neccessary to have a valid tile (automation/AI)
if (flags & DC_QUERY_COST) return value;
if (!IsAircraftHangarTile(tile) || !IsTileOwner(tile, _current_player)) return CMD_ERROR;
SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);
avi = AircraftVehInfo(p1);
// allocate 2 or 3 vehicle structs, depending on type
if (!AllocateVehicles(vl, (avi->subtype & 1) == 0 ? 3 : 2) ||
IsOrderPoolFull()) {
return_cmd_error(STR_00E1_TOO_MANY_VEHICLES_IN_GAME);
}
unit_num = GetFreeUnitNumber(VEH_Aircraft);
if (unit_num > _patches.max_aircraft)
return_cmd_error(STR_00E1_TOO_MANY_VEHICLES_IN_GAME);
if (flags & DC_EXEC) {
v = vl[0];
u = vl[1];
v->unitnumber = unit_num;
v->type = u->type = VEH_Aircraft;
v->direction = 3;
v->owner = u->owner = _current_player;
v->tile = tile;
// u->tile = 0;
x = TileX(tile) * 16 + 5;
y = TileY(tile) * 16 + 3;
v->x_pos = u->x_pos = x;
v->y_pos = u->y_pos = y;
u->z_pos = GetSlopeZ(x, y);
v->z_pos = u->z_pos + 1;
v->x_offs = v->y_offs = -1;
// u->delta_x = u->delta_y = 0;
v->sprite_width = v->sprite_height = 2;
v->z_height = 5;
u->sprite_width = u->sprite_height = 2;
u->z_height = 1;
v->vehstatus = VS_HIDDEN | VS_STOPPED | VS_DEFPAL;
u->vehstatus = VS_HIDDEN | VS_UNCLICKABLE | VS_DISASTER;
v->spritenum = avi->image_index;
// v->cargo_count = u->number_of_pieces = 0;
v->cargo_cap = avi->passenger_capacity;
u->cargo_cap = avi->mail_capacity;
v->cargo_type = CT_PASSENGERS;
u->cargo_type = CT_MAIL;
v->string_id = STR_SV_AIRCRAFT_NAME;
// v->next_order_param = v->next_order = 0;
// v->load_unload_time_rem = 0;
// v->progress = 0;
v->last_station_visited = INVALID_STATION;
// v->destination_coords = 0;
v->max_speed = avi->max_speed;
v->acceleration = avi->acceleration;
v->engine_type = p1;
v->subtype = (avi->subtype & 1) == 0 ? 0 : 2;
v->value = value;
u->subtype = 4;
e = GetEngine(p1);
v->reliability = e->reliability;
v->reliability_spd_dec = e->reliability_spd_dec;
v->max_age = e->lifelength * 366;
_new_aircraft_id = v->index;
_new_vehicle_id = v->index;
v->u.air.pos = MAX_ELEMENTS;
/* When we click on hangar we know the tile it is on. By that we know
* its position in the array of depots the airport has.....we can search
* layout for #th position of depot. Since layout must start with a listing
* of all depots, it is simple */
{
const Station* st = GetStation(_m[tile].m2);
const AirportFTAClass* apc = GetAirport(st->airport_type);
uint i;
for (i = 0; i < apc->nof_depots; i++) {
if (st->airport_tile + ToTileIndexDiff(apc->airport_depots[i]) == tile) {
assert(apc->layout[i].heading == HANGAR);
v->u.air.pos = apc->layout[i].position;
break;
}
}
// to ensure v->u.air.pos has been given a value
assert(v->u.air.pos != MAX_ELEMENTS);
}
v->u.air.state = HANGAR;
v->u.air.previous_pos = v->u.air.pos;
v->u.air.targetairport = _m[tile].m2;
v->next = u;
v->service_interval = _patches.servint_aircraft;
v->date_of_last_service = _date;
v->build_year = u->build_year = _cur_year;
v->cur_image = u->cur_image = 0xEA0;
v->random_bits = VehicleRandomBits();
u->random_bits = VehicleRandomBits();
VehiclePositionChanged(v);
VehiclePositionChanged(u);
// Aircraft with 3 vehicles (chopper)?
if (v->subtype == 0) {
w = vl[2];
u->next = w;
w->type = VEH_Aircraft;
w->direction = 0;
w->owner = _current_player;
w->x_pos = v->x_pos;
w->y_pos = v->y_pos;
w->z_pos = v->z_pos + 5;
w->x_offs = w->y_offs = -1;
w->sprite_width = w->sprite_height = 2;
w->z_height = 1;
w->vehstatus = VS_HIDDEN | VS_UNCLICKABLE;
w->subtype = 6;
w->cur_image = SPR_ROTOR_STOPPED;
w->random_bits = VehicleRandomBits();
VehiclePositionChanged(w);
}
InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);
RebuildVehicleLists();
InvalidateWindow(WC_COMPANY, v->owner);
if (IsLocalPlayer())
InvalidateWindow(WC_REPLACE_VEHICLE, VEH_Aircraft); //updates the replace Aircraft window
}
return value;
}
bool IsAircraftHangarTile(TileIndex tile)
{
// 0x56 - hangar facing other way international airport (86)
// 0x20 - hangar large airport (32)
// 0x41 - hangar small airport (65)
return IsTileType(tile, MP_STATION) &&
(_m[tile].m5 == 32 || _m[tile].m5 == 65 || _m[tile].m5 == 86);
}
bool CheckStoppedInHangar(const Vehicle* v)
{
return v->vehstatus & VS_STOPPED && IsAircraftHangarTile(v->tile);
}
static void DoDeleteAircraft(Vehicle *v)
{
DeleteWindowById(WC_VEHICLE_VIEW, v->index);
RebuildVehicleLists();
InvalidateWindow(WC_COMPANY, v->owner);
DeleteVehicleChain(v);
InvalidateWindowClasses(WC_AIRCRAFT_LIST);
}
/** Sell an aircraft.
* @param x,y unused
* @param p1 vehicle ID to be sold
* @param p2 unused
*/
int32 CmdSellAircraft(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_Aircraft || !CheckOwnership(v->owner)) return CMD_ERROR;
if (!CheckStoppedInHangar(v)) return_cmd_error(STR_A01B_AIRCRAFT_MUST_BE_STOPPED);
SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);
if (flags & DC_EXEC) {
// Invalidate depot
InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);
DoDeleteAircraft(v);
if (IsLocalPlayer())
InvalidateWindow(WC_REPLACE_VEHICLE, VEH_Aircraft); // updates the replace Aircraft window
}
return -(int32)v->value;
}
/** Start/Stop an aircraft.
* @param x,y unused
* @param p1 aircraft ID to start/stop
* @param p2 unused
*/
int32 CmdStartStopAircraft(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_Aircraft || !CheckOwnership(v->owner)) return CMD_ERROR;
// cannot stop airplane when in flight, or when taking off / landing
if (v->u.air.state >= STARTTAKEOFF)
return_cmd_error(STR_A017_AIRCRAFT_IS_IN_FLIGHT);
if (flags & DC_EXEC) {
if (v->vehstatus & VS_STOPPED && IsAircraftHangarTile(v->tile)) {
DeleteVehicleNews(p1, STR_A014_AIRCRAFT_IS_WAITING_IN);
}
v->vehstatus ^= VS_STOPPED;
InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR);
InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);
InvalidateWindowClasses(WC_AIRCRAFT_LIST);
}
return 0;
}
/** Send an aircraft to the hangar.
* @param x,y unused
* @param p1 vehicle ID to send to the hangar
* @param p2 various bitmasked elements
* - p2 = 0 - aircraft goes to the depot and stays there (user command)
* - p2 non-zero - aircraft will try to goto a depot, but not stop there (eg forced servicing)
* - p2 (bit 17) - aircraft will try to goto a depot at the next airport
*/
int32 CmdSendAircraftToHangar(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_Aircraft || !CheckOwnership(v->owner)) return CMD_ERROR;
if (v->current_order.type == OT_GOTO_DEPOT && p2 == 0) {
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 {
bool next_airport_has_hangar = true;
/* XXX - I don't think p2 is any valid station cause all calls use either 0, 1, or 1<<16!!!!!!!!! */
StationID next_airport_index = (HASBIT(p2, 17)) ? (StationID)p2 : v->u.air.targetairport;
const Station *st = GetStation(next_airport_index);
// If an airport doesn't have terminals (so no landing space for airports),
// it surely doesn't have any hangars
if (!IsValidStation(st) || st->airport_tile == 0 || GetAirport(st->airport_type)->nof_depots == 0) {
StationID station;
if (p2 != 0) return CMD_ERROR;
// the aircraft has to search for a hangar on its own
station = FindNearestHangar(v);
next_airport_has_hangar = false;
if (station == INVALID_STATION) return CMD_ERROR;
st = GetStation(station);
next_airport_index = station;
}
if (flags & DC_EXEC) {
v->current_order.type = OT_GOTO_DEPOT;
v->current_order.flags = HASBIT(p2, 16) ? 0 : OF_NON_STOP | OF_FULL_LOAD;
v->current_order.station = next_airport_index;
InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR);
if (HASBIT(p2, 17) || (p2 == 0 && v->u.air.state == FLYING && !next_airport_has_hangar)) {
// the aircraft is now heading for a different hangar than the next in the orders
AircraftNextAirportPos_and_Order(v);
v->u.air.targetairport = next_airport_index;
}
}
}
return 0;
}
/** Refits an aircraft to the specified cargo type.
* @param x,y unused
* @param p1 vehicle ID of the aircraft to refit
* @param p2 various bitstuffed elements
* - p2 = (bit 0-7) - the new cargo type to refit to
*/
int32 CmdRefitAircraft(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
int pass, mail;
int32 cost;
CargoID new_cid = GB(p2, 0, 8);
const AircraftVehicleInfo *avi;
if (!IsVehicleIndex(p1)) return CMD_ERROR;
v = GetVehicle(p1);
if (v->type != VEH_Aircraft || !CheckOwnership(v->owner)) return CMD_ERROR;
if (!CheckStoppedInHangar(v)) return_cmd_error(STR_A01B_AIRCRAFT_MUST_BE_STOPPED);
avi = AircraftVehInfo(v->engine_type);
/* Check cargo */
if (new_cid > NUM_CARGO || !CanRefitTo(v->engine_type, new_cid)) return CMD_ERROR;
SET_EXPENSES_TYPE(EXPENSES_AIRCRAFT_RUN);
switch (new_cid) {
case CT_PASSENGERS:
pass = avi->passenger_capacity;
break;
case CT_MAIL:
pass = avi->passenger_capacity + avi->mail_capacity;
break;
case CT_GOODS:
pass = avi->passenger_capacity + avi->mail_capacity;
pass /= 2;
break;
default:
pass = avi->passenger_capacity + avi->mail_capacity;
pass /= 4;
break;
}
_returned_refit_capacity = pass;
cost = 0;
if (IS_HUMAN_PLAYER(v->owner) && new_cid != v->cargo_type) {
cost = _price.aircraft_base >> 7;
}
if (flags & DC_EXEC) {
Vehicle *u;
v->cargo_cap = pass;
u = v->next;
mail = (new_cid != CT_PASSENGERS) ? 0 : avi->mail_capacity;
u->cargo_cap = mail;
v->cargo_count = u->cargo_count = 0;
v->cargo_type = new_cid;
InvalidateWindow(WC_VEHICLE_DETAILS, v->index);
}
return cost;
}
static void CheckIfAircraftNeedsService(Vehicle *v)
{
const Station* st;
if (_patches.servint_aircraft == 0) return;
if (!VehicleNeedsService(v)) return;
if (v->vehstatus & VS_STOPPED) return;
if (v->current_order.type == OT_GOTO_DEPOT &&
v->current_order.flags & OF_HALT_IN_DEPOT)
return;
if (_patches.gotodepot && VehicleHasDepotOrders(v)) return;
st = GetStation(v->current_order.station);
// only goto depot if the target airport has terminals (eg. it is airport)
if (st->xy != 0 && st->airport_tile != 0 && GetAirport(st->airport_type)->terminals != NULL) {
// printf("targetairport = %d, st->index = %d\n", v->u.air.targetairport, st->index);
// v->u.air.targetairport = st->index;
v->current_order.type = OT_GOTO_DEPOT;
v->current_order.flags = OF_NON_STOP;
InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR);
} else 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);
}
}
void OnNewDay_Aircraft(Vehicle *v)
{
int32 cost;
if (v->subtype > 2) return;
if ((++v->day_counter & 7) == 0) DecreaseVehicleValue(v);
CheckOrders(v);
CheckVehicleBreakdown(v);
AgeVehicle(v);
CheckIfAircraftNeedsService(v);
if (v->vehstatus & VS_STOPPED) return;
cost = AircraftVehInfo(v->engine_type)->running_cost * _price.aircraft_running / 364;
v->profit_this_year -= cost >> 8;
SET_EXPENSES_TYPE(EXPENSES_AIRCRAFT_RUN);
SubtractMoneyFromPlayerFract(v->owner, cost);
InvalidateWindow(WC_VEHICLE_DETAILS, v->index);
InvalidateWindowClasses(WC_AIRCRAFT_LIST);
}
void AircraftYearlyLoop(void)
{
Vehicle *v;
FOR_ALL_VEHICLES(v) {
if (v->type == VEH_Aircraft && v->subtype <= 2) {
v->profit_last_year = v->profit_this_year;
v->profit_this_year = 0;
InvalidateWindow(WC_VEHICLE_DETAILS, v->index);
}
}
}
static void AgeAircraftCargo(Vehicle *v)
{
if (_age_cargo_skip_counter != 0) return;
do {
if (v->cargo_days != 0xFF) v->cargo_days++;
v = v->next;
} while (v != NULL);
}
static void HelicopterTickHandler(Vehicle *v)
{
Vehicle *u;
int tick,spd;
uint16 img;
u = v->next->next;
if (u->vehstatus & VS_HIDDEN) return;
// if true, helicopter rotors do not rotate. This should only be the case if a helicopter is
// loading/unloading at a terminal or stopped
if (v->current_order.type == OT_LOADING || (v->vehstatus & VS_STOPPED)) {
if (u->cur_speed != 0) {
u->cur_speed++;
if (u->cur_speed >= 0x80 && u->cur_image == SPR_ROTOR_MOVING_3) {
u->cur_speed = 0;
}
}
} else {
if (u->cur_speed == 0)
u->cur_speed = 0x70;
if (u->cur_speed >= 0x50)
u->cur_speed--;
}
tick = ++u->tick_counter;
spd = u->cur_speed >> 4;
if (spd == 0) {
img = SPR_ROTOR_STOPPED;
if (u->cur_image == img) return;
} else if (tick >= spd) {
u->tick_counter = 0;
img = u->cur_image + 1;
if (img > SPR_ROTOR_MOVING_3) img = SPR_ROTOR_MOVING_1;
} else {
return;
}
u->cur_image = img;
BeginVehicleMove(u);
VehiclePositionChanged(u);
EndVehicleMove(u);
}
static void SetAircraftPosition(Vehicle *v, int x, int y, int z)
{
Vehicle *u;
int yt;
v->x_pos = x;
v->y_pos = y;
v->z_pos = z;
v->cur_image = GetAircraftImage(v, v->direction);
BeginVehicleMove(v);
VehiclePositionChanged(v);
EndVehicleMove(v);
u = v->next;
yt = y - ((v->z_pos-GetSlopeZ(x, y-1)) >> 3);
u->x_pos = x;
u->y_pos = yt;
u->z_pos = GetSlopeZ(x,yt);
u->cur_image = v->cur_image;
BeginVehicleMove(u);
VehiclePositionChanged(u);
EndVehicleMove(u);
u = u->next;
if (u != NULL) {
u->x_pos = x;
u->y_pos = y;
u->z_pos = z + 5;
BeginVehicleMove(u);
VehiclePositionChanged(u);
EndVehicleMove(u);
}
}
static void ServiceAircraft(Vehicle *v)
{
Vehicle *u;
v->cur_speed = 0;
v->subspeed = 0;
v->progress = 0;
v->vehstatus |= VS_HIDDEN;
u = v->next;
u->vehstatus |= VS_HIDDEN;
u = u->next;
if (u != NULL) {
u->vehstatus |= VS_HIDDEN;
u->cur_speed = 0;
}
SetAircraftPosition(v, v->x_pos, v->y_pos, v->z_pos);
InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);
VehicleServiceInDepot(v);
InvalidateWindow(WC_VEHICLE_DETAILS, v->index);
}
static void PlayAircraftSound(const Vehicle* v)
{
SndPlayVehicleFx(AircraftVehInfo(v->engine_type)->sfx, v);
}
static bool UpdateAircraftSpeed(Vehicle *v)
{
uint spd = v->acceleration * 2;
byte t;
v->subspeed = (t=v->subspeed) + (byte)spd;
spd = min(v->cur_speed + (spd >> 8) + (v->subspeed < t), v->max_speed);
// adjust speed for broken vehicles
if (v->vehstatus & VS_AIRCRAFT_BROKEN) spd = min(spd, 27);
//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);
}
if (!(v->direction & 1)) spd = spd * 3 / 4;
if (spd == 0) return false;
if ((byte)++spd == 0) return true;
v->progress = (t = v->progress) - (byte)spd;
return t < v->progress;
}
// get Aircraft running altitude
static byte GetAircraftFlyingAltitude(const Vehicle *v)
{
switch (v->max_speed) {
case 37: return 162;
case 74: return 171;
default: return 180;
}
}
static bool AircraftController(Vehicle *v)
{
Station *st;
const AirportMovingData *amd;
Vehicle *u;
byte z,newdir,maxz,curz;
GetNewVehiclePosResult gp;
uint dist;
int x,y;
st = GetStation(v->u.air.targetairport);
// prevent going to 0,0 if airport is deleted.
{
TileIndex tile = st->airport_tile;
if (tile == 0) tile = st->xy;
// xy of destination
x = TileX(tile) * 16;
y = TileY(tile) * 16;
}
// get airport moving data
assert(v->u.air.pos < GetAirport(st->airport_type)->nofelements);
amd = &_airport_moving_datas[st->airport_type][v->u.air.pos];
// Helicopter raise
if (amd->flag & AMED_HELI_RAISE) {
u = v->next->next;
// Make sure the rotors don't rotate too fast
if (u->cur_speed > 32) {
v->cur_speed = 0;
if (--u->cur_speed == 32) SndPlayVehicleFx(SND_18_HELICOPTER, v);
} else {
u->cur_speed = 32;
if (UpdateAircraftSpeed(v)) {
v->tile = 0;
// Reached altitude?
if (v->z_pos >= 184) {
v->cur_speed = 0;
return true;
}
SetAircraftPosition(v, v->x_pos, v->y_pos, v->z_pos+1);
}
}
return false;
}
// Helicopter landing.
if (amd->flag & AMED_HELI_LOWER) {
if (UpdateAircraftSpeed(v)) {
if (st->airport_tile == 0) {
// FIXME - AircraftController -> if station no longer exists, do not land
// helicopter will circle until sign disappears, then go to next order
// * what to do when it is the only order left, right now it just stays in 1 place
v->u.air.state = FLYING;
AircraftNextAirportPos_and_Order(v);
return false;
}
// Vehicle is now at the airport.
v->tile = st->airport_tile;
// Find altitude of landing position.
z = GetSlopeZ(x, y) + 1;
if (st->airport_type == AT_OILRIG) z += 54;
if (st->airport_type == AT_HELIPORT) z += 60;
if (z == v->z_pos) {
u = v->next->next;
// Increase speed of rotors. When speed is 80, we've landed.
if (u->cur_speed >= 80) return true;
u->cur_speed += 4;
} else if (v->z_pos > z) {
SetAircraftPosition(v, v->x_pos, v->y_pos, v->z_pos-1);
} else {
SetAircraftPosition(v, v->x_pos, v->y_pos, v->z_pos+1);
}
}
return false;
}
// Get distance from destination pos to current pos.
dist = myabs(x + amd->x - v->x_pos) + myabs(y + amd->y - v->y_pos);
// Need exact position?
if (!(amd->flag & AMED_EXACTPOS) && dist <= (amd->flag & AMED_SLOWTURN ? 8U : 4U))
return true;
// At final pos?
if (dist == 0) {
DirDiff dirdiff;
if (v->cur_speed > 12) v->cur_speed = 12;
// Change direction smoothly to final direction.
dirdiff = DirDifference(amd->direction, v->direction);
// if distance is 0, and plane points in right direction, no point in calling
// UpdateAircraftSpeed(). So do it only afterwards
if (dirdiff == DIRDIFF_SAME) {
v->cur_speed = 0;
return true;
}
if (!UpdateAircraftSpeed(v)) return false;
v->direction = ChangeDir(v->direction, dirdiff > DIRDIFF_REVERSE ? DIRDIFF_45LEFT : DIRDIFF_45RIGHT);
v->cur_speed >>= 1;
SetAircraftPosition(v, v->x_pos, v->y_pos, v->z_pos);
return false;
}
if (!(amd->flag & AMED_NOSPDCLAMP) && v->cur_speed > 12) v->cur_speed = 12;
if (!UpdateAircraftSpeed(v)) return false;
if (v->load_unload_time_rem != 0) v->load_unload_time_rem--;
// Turn. Do it slowly if in the air.
newdir = GetDirectionTowards(v, x + amd->x, y + amd->y);
if (newdir != v->direction) {
if (amd->flag & AMED_SLOWTURN) {
if (v->load_unload_time_rem == 0) v->load_unload_time_rem = 8;
v->direction = newdir;
} else {
v->cur_speed >>= 1;
v->direction = newdir;
}
}
// Move vehicle.
GetNewVehiclePos(v, &gp);
v->tile = gp.new_tile;
// If vehicle is in the air, use tile coordinate 0.
if (amd->flag & (AMED_TAKEOFF | AMED_SLOWTURN | AMED_LAND)) v->tile = 0;
// Adjust Z for land or takeoff?
z = v->z_pos;
if (amd->flag & AMED_TAKEOFF) {
z += 2;
maxz = GetAircraftFlyingAltitude(v);
if (z > maxz) z = maxz;
}
if (amd->flag & AMED_LAND) {
if (st->airport_tile == 0) {
v->u.air.state = FLYING;
AircraftNextAirportPos_and_Order(v);
// get aircraft back on running altitude
SetAircraftPosition(v, gp.x, gp.y, GetAircraftFlyingAltitude(v));
return false;
}
curz = GetSlopeZ(x, y) + 1;
if (curz > z) {
z++;
} else {
int t = max(1, dist - 4);
z -= ((z - curz) + t - 1) / t;
if (z < curz) z = curz;
}
}
// We've landed. Decrase speed when we're reaching end of runway.
if (amd->flag & AMED_BRAKE) {
curz = GetSlopeZ(x, y) + 1;
if (z > curz) {
z--;
} else if (z < curz) {
z++;
}
if (dist < 64 && v->cur_speed > 12) v->cur_speed -= 4;
}
SetAircraftPosition(v, gp.x, gp.y, z);
return false;
}
static void HandleCrashedAircraft(Vehicle *v)
{
uint32 r;
Station *st;
int z;
v->u.air.crashed_counter++;
st = GetStation(v->u.air.targetairport);
// make aircraft crash down to the ground
if (v->u.air.crashed_counter < 500 && st->airport_tile==0 && ((v->u.air.crashed_counter % 3) == 0) ) {
z = GetSlopeZ(v->x_pos, v->y_pos);
v->z_pos -= 1;
if (v->z_pos == z) {
v->u.air.crashed_counter = 500;
v->z_pos++;
}
}
if (v->u.air.crashed_counter < 650) {
if (CHANCE16R(1,32,r)) {
static const DirDiff delta[] = {
DIRDIFF_45LEFT, DIRDIFF_SAME, DIRDIFF_SAME, DIRDIFF_45RIGHT
};
v->direction = ChangeDir(v->direction, delta[GB(r, 16, 2)]);
SetAircraftPosition(v, v->x_pos, v->y_pos, v->z_pos);
r = Random();
CreateEffectVehicleRel(v,
GB(r, 0, 4) + 4,
GB(r, 4, 4) + 4,
GB(r, 8, 4),
EV_EXPLOSION_SMALL);
}
} else if (v->u.air.crashed_counter >= 10000) {
// remove rubble of crashed airplane
// clear runway-in on all airports, set by crashing plane
// small airports use AIRPORT_BUSY, city airports use RUNWAY_IN_OUT_block, etc.
// but they all share the same number
CLRBITS(st->airport_flags, RUNWAY_IN_block);
BeginVehicleMove(v);
EndVehicleMove(v);
DoDeleteAircraft(v);
}
}
static void HandleBrokenAircraft(Vehicle *v)
{
if (v->breakdown_ctr != 1) {
v->breakdown_ctr = 1;
v->vehstatus |= VS_AIRCRAFT_BROKEN;
if (v->breakdowns_since_last_service != 255)
v->breakdowns_since_last_service++;
InvalidateWindow(WC_VEHICLE_VIEW, v->index);
InvalidateWindow(WC_VEHICLE_DETAILS, v->index);
}
}
static void HandleAircraftSmoke(Vehicle *v)
{
static const struct {
int8 x;
int8 y;
} smoke_pos[] = {
{ 5, 5 },
{ 6, 0 },
{ 5, -5 },
{ 0, -6 },
{ -5, -5 },
{ -6, 0 },
{ -5, 5 },
{ 0, 6 }
};
if (!(v->vehstatus & VS_AIRCRAFT_BROKEN)) return;
if (v->cur_speed < 10) {
v->vehstatus &= ~VS_AIRCRAFT_BROKEN;
v->breakdown_ctr = 0;
return;
}
if ((v->tick_counter & 0x1F) == 0) {
CreateEffectVehicleRel(v,
smoke_pos[v->direction].x,
smoke_pos[v->direction].y,
2,
EV_SMOKE
);
}
}
static void ProcessAircraftOrder(Vehicle *v)
{
const Order *order;
switch (v->current_order.type) {
case OT_GOTO_DEPOT:
if (!(v->current_order.flags & OF_PART_OF_ORDERS)) return;
if (v->current_order.flags & OF_SERVICE_IF_NEEDED &&
!VehicleNeedsService(v)) {
v->cur_order_index++;
}
break;
case OT_LOADING: return;
}
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;
return;
}
if (order->type == OT_DUMMY && !CheckForValidOrders(v)) CrashAirplane(v);
if (order->type == v->current_order.type &&
order->flags == v->current_order.flags &&
order->station == v->current_order.station)
return;
v->current_order = *order;
// orders are changed in flight, ensure going to the right station
if (order->type == OT_GOTO_STATION && v->u.air.state == FLYING) {
AircraftNextAirportPos_and_Order(v);
v->u.air.targetairport = order->station;
}
InvalidateVehicleOrder(v);
InvalidateWindowClasses(WC_AIRCRAFT_LIST);
}
static void HandleAircraftLoading(Vehicle *v, int mode)
{
if (v->current_order.type == OT_NOTHING) return;
if (v->current_order.type != OT_DUMMY) {
if (v->current_order.type != OT_LOADING) return;
if (mode != 0) return;
if (--v->load_unload_time_rem != 0) return;
if (v->current_order.flags & OF_FULL_LOAD && CanFillVehicle(v)) {
SET_EXPENSES_TYPE(EXPENSES_AIRCRAFT_INC);
LoadUnloadVehicle(v);
return;
}
{
Order b = v->current_order;
v->current_order.type = OT_NOTHING;
v->current_order.flags = 0;
if (!(b.flags & OF_NON_STOP)) return;
}
}
v->cur_order_index++;
InvalidateVehicleOrder(v);
}
static void CrashAirplane(Vehicle *v)
{
uint16 amt;
Station *st;
StringID newsitem;
v->vehstatus |= VS_CRASHED;
v->u.air.crashed_counter = 0;
CreateEffectVehicleRel(v, 4, 4, 8, EV_EXPLOSION_LARGE);
InvalidateWindow(WC_VEHICLE_VIEW, v->index);
amt = 2;
if (v->cargo_type == CT_PASSENGERS) amt += v->cargo_count;
SetDParam(0, amt);
v->cargo_count = 0;
v->next->cargo_count = 0,
st = GetStation(v->u.air.targetairport);
if (st->airport_tile == 0) {
newsitem = STR_PLANE_CRASH_OUT_OF_FUEL;
} else {
SetDParam(1, st->index);
newsitem = STR_A034_PLANE_CRASH_DIE_IN_FIREBALL;
}
SetDParam(1, st->index);
AddNewsItem(newsitem,
NEWS_FLAGS(NM_THIN, NF_VIEWPORT|NF_VEHICLE, NT_ACCIDENT, 0),
v->index,
0);
SndPlayVehicleFx(SND_12_EXPLOSION, v);
}
static void MaybeCrashAirplane(Vehicle *v)
{
Station *st;
uint16 prob;
uint i;
st = GetStation(v->u.air.targetairport);
//FIXME -- MaybeCrashAirplane -> increase crashing chances of very modern airplanes on smaller than AT_METROPOLITAN airports
prob = 0x10000 / 1500;
if (st->airport_type == AT_SMALL && (AircraftVehInfo(v->engine_type)->subtype & 2) && !_cheats.no_jetcrash.value) {
prob = 0x10000 / 20;
}
if (GB(Random(), 0, 16) > prob) return;
// Crash the airplane. Remove all goods stored at the station.
for (i = 0; i != NUM_CARGO; i++) {
st->goods[i].rating = 1;
SB(st->goods[i].waiting_acceptance, 0, 12, 0);
}
CrashAirplane(v);
}
// we've landed and just arrived at a terminal
static void AircraftEntersTerminal(Vehicle *v)
{
Station *st;
Order old_order;
if (v->current_order.type == OT_GOTO_DEPOT) return;
st = GetStation(v->u.air.targetairport);
v->last_station_visited = v->u.air.targetairport;
/* Check if station was ever visited before */
if (!(st->had_vehicle_of_type & HVOT_AIRCRAFT)) {
uint32 flags;
st->had_vehicle_of_type |= HVOT_AIRCRAFT;
SetDParam(0, st->index);
// show newsitem of celebrating citizens
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_A033_CITIZENS_CELEBRATE_FIRST,
flags,
v->index,
0);
}
old_order = v->current_order;
v->current_order.type = OT_LOADING;
v->current_order.flags = 0;
if (old_order.type == OT_GOTO_STATION &&
v->current_order.station == v->last_station_visited) {
v->current_order.flags =
(old_order.flags & (OF_FULL_LOAD | OF_UNLOAD)) | OF_NON_STOP;
}
SET_EXPENSES_TYPE(EXPENSES_AIRCRAFT_INC);
LoadUnloadVehicle(v);
InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR);
InvalidateWindowClasses(WC_AIRCRAFT_LIST);
}
static void AircraftEnterHangar(Vehicle *v)
{
Order old_order;
ServiceAircraft(v);
InvalidateWindowClasses(WC_AIRCRAFT_LIST);
TriggerVehicle(v, VEHICLE_TRIGGER_DEPOT);
if (v->current_order.type == OT_GOTO_DEPOT) {
InvalidateWindow(WC_VEHICLE_VIEW, v->index);
old_order = v->current_order;
v->current_order.type = OT_NOTHING;
v->current_order.flags = 0;
if (HASBIT(old_order.flags, OFB_PART_OF_ORDERS)) {
v->cur_order_index++;
} else if (HASBIT(old_order.flags, OFB_HALT_IN_DEPOT)) { // force depot visit
v->vehstatus |= VS_STOPPED;
InvalidateWindowClasses(WC_AIRCRAFT_LIST);
if (v->owner == _local_player) {
SetDParam(0, v->unitnumber);
AddNewsItem(
STR_A014_AIRCRAFT_IS_WAITING_IN,
NEWS_FLAGS(NM_SMALL, NF_VIEWPORT|NF_VEHICLE, NT_ADVICE, 0),
v->index,
0
);
}
}
}
}
static void AircraftLand(Vehicle *v)
{
v->sprite_width = v->sprite_height = 2;
}
static void AircraftLandAirplane(Vehicle *v)
{
AircraftLand(v);
SndPlayVehicleFx(SND_17_SKID_PLANE, v);
MaybeCrashAirplane(v);
}
// set the right pos when heading to other airports after takeoff
static void AircraftNextAirportPos_and_Order(Vehicle *v)
{
const Station* st;
const AirportFTAClass *Airport;
if (v->current_order.type == OT_GOTO_STATION ||
v->current_order.type == OT_GOTO_DEPOT)
v->u.air.targetairport = v->current_order.station;
st = GetStation(v->u.air.targetairport);
Airport = GetAirport(st->airport_type);
v->u.air.pos = v->u.air.previous_pos = Airport->entry_point;
}
static void AircraftLeaveHangar(Vehicle *v)
{
v->cur_speed = 0;
v->subspeed = 0;
v->progress = 0;
v->direction = 3;
v->vehstatus &= ~VS_HIDDEN;
{
Vehicle *u = v->next;
u->vehstatus &= ~VS_HIDDEN;
// Rotor blades
u = u->next;
if (u != NULL) {
u->vehstatus &= ~VS_HIDDEN;
u->cur_speed = 80;
}
}
VehicleServiceInDepot(v);
SetAircraftPosition(v, v->x_pos, v->y_pos, v->z_pos);
InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);
InvalidateWindowClasses(WC_AIRCRAFT_LIST);
}
////////////////////////////////////////////////////////////////////////////////
/////////////////// AIRCRAFT MOVEMENT SCHEME ////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
static void AircraftEventHandler_EnterTerminal(Vehicle *v, const AirportFTAClass *Airport)
{
AircraftEntersTerminal(v);
v->u.air.state = Airport->layout[v->u.air.pos].heading;
}
static void AircraftEventHandler_EnterHangar(Vehicle *v, const AirportFTAClass *Airport)
{
AircraftEnterHangar(v);
v->u.air.state = Airport->layout[v->u.air.pos].heading;
}
// In an Airport Hangar
static void AircraftEventHandler_InHangar(Vehicle *v, const AirportFTAClass *Airport)
{
// if we just arrived, execute EnterHangar first
if (v->u.air.previous_pos != v->u.air.pos) {
AircraftEventHandler_EnterHangar(v, Airport);
return;
}
// if we were sent to the depot, stay there
if (v->current_order.type == OT_GOTO_DEPOT && (v->vehstatus & VS_STOPPED)) {
v->current_order.type = OT_NOTHING;
v->current_order.flags = 0;
return;
}
if (v->current_order.type != OT_GOTO_STATION &&
v->current_order.type != OT_GOTO_DEPOT)
return;
// if the block of the next position is busy, stay put
if (AirportHasBlock(v, &Airport->layout[v->u.air.pos], Airport)) return;
// We are already at the target airport, we need to find a terminal
if (v->current_order.station == v->u.air.targetairport) {
// FindFreeTerminal:
// 1. Find a free terminal, 2. Occupy it, 3. Set the vehicle's state to that terminal
if (v->subtype != 0) {
if (!AirportFindFreeTerminal(v, Airport)) return; // airplane
} else {
if (!AirportFindFreeHelipad(v, Airport)) return; // helicopter
}
} else { // Else prepare for launch.
// airplane goto state takeoff, helicopter to helitakeoff
v->u.air.state = (v->subtype != 0) ? TAKEOFF : HELITAKEOFF;
}
AircraftLeaveHangar(v);
AirportMove(v, Airport);
}
// At one of the Airport's Terminals
static void AircraftEventHandler_AtTerminal(Vehicle *v, const AirportFTAClass *Airport)
{
// if we just arrived, execute EnterTerminal first
if (v->u.air.previous_pos != v->u.air.pos) {
AircraftEventHandler_EnterTerminal(v, Airport);
// on an airport with helipads, a helicopter will always land there
// and get serviced at the same time - patch setting
if (_patches.serviceathelipad) {
if (v->subtype == 0 && Airport->helipads != NULL) {
// an exerpt of ServiceAircraft, without the invisibility stuff
v->date_of_last_service = _date;
v->breakdowns_since_last_service = 0;
v->reliability = GetEngine(v->engine_type)->reliability;
InvalidateWindow(WC_VEHICLE_DETAILS, v->index);
}
}
return;
}
if (v->current_order.type == OT_NOTHING) return;
// if the block of the next position is busy, stay put
if (AirportHasBlock(v, &Airport->layout[v->u.air.pos], Airport)) {
return;
}
// airport-road is free. We either have to go to another airport, or to the hangar
// ---> start moving
switch (v->current_order.type) {
case OT_GOTO_STATION: // ready to fly to another airport
// airplane goto state takeoff, helicopter to helitakeoff
v->u.air.state = (v->subtype != 0) ? TAKEOFF : HELITAKEOFF;
break;
case OT_GOTO_DEPOT: // visit hangar for serivicing, sale, etc.
if (v->current_order.station == v->u.air.targetairport) {
v->u.air.state = HANGAR;
} else {
v->u.air.state = (v->subtype != 0) ? TAKEOFF : HELITAKEOFF;
}
break;
default: // orders have been deleted (no orders), goto depot and don't bother us
v->current_order.type = OT_NOTHING;
v->current_order.flags = 0;
v->u.air.state = HANGAR;
}
AirportMove(v, Airport);
}
static void AircraftEventHandler_General(Vehicle *v, const AirportFTAClass *Airport)
{
DEBUG(misc, 0) ("OK, you shouldn't be here, check your Airport Scheme!");
assert(0);
}
static void AircraftEventHandler_TakeOff(Vehicle *v, const AirportFTAClass *Airport) {
PlayAircraftSound(v); // play takeoffsound for airplanes
v->u.air.state = STARTTAKEOFF;
}
static void AircraftEventHandler_StartTakeOff(Vehicle *v, const AirportFTAClass *Airport)
{
v->sprite_width = v->sprite_height = 24; // ??? no idea what this is
v->u.air.state = ENDTAKEOFF;
}
static void AircraftEventHandler_EndTakeOff(Vehicle *v, const AirportFTAClass *Airport)
{
v->u.air.state = FLYING;
// get the next position to go to, differs per airport
AircraftNextAirportPos_and_Order(v);
}
static void AircraftEventHandler_HeliTakeOff(Vehicle *v, const AirportFTAClass *Airport)
{
const Player* p = GetPlayer(v->owner);
v->sprite_width = v->sprite_height = 24; // ??? no idea what this is
v->u.air.state = FLYING;
// get the next position to go to, differs per airport
AircraftNextAirportPos_and_Order(v);
// check if the aircraft needs to be replaced or renewed and send it to a hangar if needed
if (v->owner == _local_player && (
EngineHasReplacementForPlayer(p, v->engine_type) ||
(p->engine_renew && v->age - v->max_age > p->engine_renew_months * 30)
)) {
_current_player = _local_player;
DoCommandP(v->tile, v->index, 1, NULL, CMD_SEND_AIRCRAFT_TO_HANGAR | CMD_SHOW_NO_ERROR);
_current_player = OWNER_NONE;
}
}
static void AircraftEventHandler_Flying(Vehicle *v, const AirportFTAClass *Airport)
{
Station *st;
byte landingtype;
AirportFTA *current;
uint16 tcur_speed, tsubspeed;
st = GetStation(v->u.air.targetairport);
// flying device is accepted at this station
// small airport --> no helicopters (AIRCRAFT_ONLY)
// all other airports --> all types of flying devices (ALL)
// heliport/oilrig, etc --> no airplanes (HELICOPTERS_ONLY)
// runway busy or not allowed to use this airstation, circle
if (v->subtype != Airport->acc_planes &&
st->airport_tile != 0 &&
(st->owner == OWNER_NONE || st->owner == v->owner)) {
// {32,FLYING,NOTHING_block,37}, {32,LANDING,N,33}, {32,HELILANDING,N,41},
// if it is an airplane, look for LANDING, for helicopter HELILANDING
// it is possible to choose from multiple landing runways, so loop until a free one is found
landingtype = (v->subtype != 0) ? LANDING : HELILANDING;
current = Airport->layout[v->u.air.pos].next_in_chain;
while (current != NULL) {
if (current->heading == landingtype) {
// save speed before, since if AirportHasBlock is false, it resets them to 0
// we don't want that for plane in air
// hack for speed thingie
tcur_speed = v->cur_speed;
tsubspeed = v->subspeed;
if (!AirportHasBlock(v, current, Airport)) {
v->u.air.state = landingtype; // LANDING / HELILANDING
// it's a bit dirty, but I need to set position to next position, otherwise
// if there are multiple runways, plane won't know which one it took (because
// they all have heading LANDING). And also occupy that block!
v->u.air.pos = current->next_position;
SETBITS(st->airport_flags, Airport->layout[v->u.air.pos].block);
return;
}
v->cur_speed = tcur_speed;
v->subspeed = tsubspeed;
}
current = current->next_in_chain;
}
}
v->u.air.state = FLYING;
v->u.air.pos = Airport->layout[v->u.air.pos].next_position;
}
static void AircraftEventHandler_Landing(Vehicle *v, const AirportFTAClass *Airport)
{
const Player* p = GetPlayer(v->owner);
AircraftLandAirplane(v); // maybe crash airplane
v->u.air.state = ENDLANDING;
// check if the aircraft needs to be replaced or renewed and send it to a hangar if needed
if (v->current_order.type != OT_GOTO_DEPOT && v->owner == _local_player) {
// only the vehicle owner needs to calculate the rest (locally)
if (EngineHasReplacementForPlayer(p, v->engine_type) ||
(p->engine_renew && v->age - v->max_age > (p->engine_renew_months * 30))) {
// send the aircraft to the hangar at next airport (bit 17 set)
_current_player = _local_player;
DoCommandP(v->tile, v->index, 1 << 16, NULL, CMD_SEND_AIRCRAFT_TO_HANGAR | CMD_SHOW_NO_ERROR);
_current_player = OWNER_NONE;
}
}
}
static void AircraftEventHandler_HeliLanding(Vehicle *v, const AirportFTAClass *Airport)
{
AircraftLand(v); // helicopters don't crash
v->u.air.state = HELIENDLANDING;
}
static void AircraftEventHandler_EndLanding(Vehicle *v, const AirportFTAClass *Airport)
{
// next block busy, don't do a thing, just wait
if (AirportHasBlock(v, &Airport->layout[v->u.air.pos], Airport)) return;
// if going to terminal (OT_GOTO_STATION) choose one
// 1. in case all terminals are busy AirportFindFreeTerminal() returns false or
// 2. not going for terminal (but depot, no order),
// --> get out of the way to the hangar.
if (v->current_order.type == OT_GOTO_STATION) {
if (AirportFindFreeTerminal(v, Airport)) return;
}
v->u.air.state = HANGAR;
}
static void AircraftEventHandler_HeliEndLanding(Vehicle *v, const AirportFTAClass *Airport)
{
// next block busy, don't do a thing, just wait
if (AirportHasBlock(v, &Airport->layout[v->u.air.pos], Airport)) return;
// if going to helipad (OT_GOTO_STATION) choose one. If airport doesn't have helipads, choose terminal
// 1. in case all terminals/helipads are busy (AirportFindFreeHelipad() returns false) or
// 2. not going for terminal (but depot, no order),
// --> get out of the way to the hangar IF there are terminals on the airport.
// --> else TAKEOFF
// the reason behind this is that if an airport has a terminal, it also has a hangar. Airplanes
// must go to a hangar.
if (v->current_order.type == OT_GOTO_STATION) {
if (AirportFindFreeHelipad(v, Airport)) return;
}
v->u.air.state = (Airport->terminals != NULL) ? HANGAR : HELITAKEOFF;
}
typedef void AircraftStateHandler(Vehicle *v, const AirportFTAClass *Airport);
static AircraftStateHandler * const _aircraft_state_handlers[] = {
AircraftEventHandler_General, // TO_ALL = 0
AircraftEventHandler_InHangar, // HANGAR = 1
AircraftEventHandler_AtTerminal, // TERM1 = 2
AircraftEventHandler_AtTerminal, // TERM2 = 3
AircraftEventHandler_AtTerminal, // TERM3 = 4
AircraftEventHandler_AtTerminal, // TERM4 = 5
AircraftEventHandler_AtTerminal, // TERM5 = 6
AircraftEventHandler_AtTerminal, // TERM6 = 7
AircraftEventHandler_AtTerminal, // HELIPAD1 = 8
AircraftEventHandler_AtTerminal, // HELIPAD2 = 9
AircraftEventHandler_TakeOff, // TAKEOFF = 10
AircraftEventHandler_StartTakeOff, // STARTTAKEOFF = 11
AircraftEventHandler_EndTakeOff, // ENDTAKEOFF = 12
AircraftEventHandler_HeliTakeOff, // HELITAKEOFF = 13
AircraftEventHandler_Flying, // FLYING = 14
AircraftEventHandler_Landing, // LANDING = 15
AircraftEventHandler_EndLanding, // ENDLANDING = 16
AircraftEventHandler_HeliLanding, // HELILANDING = 17
AircraftEventHandler_HeliEndLanding,// HELIENDLANDING = 18
};
static void AirportClearBlock(const Vehicle* v, const AirportFTAClass* Airport)
{
// we have left the previous block, and entered the new one. Free the previous block
if (Airport->layout[v->u.air.previous_pos].block != Airport->layout[v->u.air.pos].block) {
Station* st = GetStation(v->u.air.targetairport);
CLRBITS(st->airport_flags, Airport->layout[v->u.air.previous_pos].block);
}
}
static void AirportGoToNextPosition(Vehicle *v, const AirportFTAClass *Airport)
{
// if aircraft is not in position, wait until it is
if (!AircraftController(v)) return;
AirportClearBlock(v, Airport);
AirportMove(v, Airport); // move aircraft to next position
}
// gets pos from vehicle and next orders
static bool AirportMove(Vehicle *v, const AirportFTAClass *Airport)
{
AirportFTA *current;
byte prev_pos;
bool retval = false;
// error handling
if (v->u.air.pos >= Airport->nofelements) {
DEBUG(misc, 0) ("position %d is not valid for current airport. Max position is %d", v->u.air.pos, Airport->nofelements-1);
assert(v->u.air.pos < Airport->nofelements);
}
current = &Airport->layout[v->u.air.pos];
// we have arrived in an important state (eg terminal, hangar, etc.)
if (current->heading == v->u.air.state) {
prev_pos = v->u.air.pos; // location could be changed in state, so save it before-hand
_aircraft_state_handlers[v->u.air.state](v, Airport);
if (v->u.air.state != FLYING) v->u.air.previous_pos = prev_pos;
return true;
}
v->u.air.previous_pos = v->u.air.pos; // save previous location
// there is only one choice to move to
if (current->next_in_chain == NULL) {
if (AirportSetBlocks(v, current, Airport)) {
v->u.air.pos = current->next_position;
} // move to next position
return retval;
}
// there are more choices to choose from, choose the one that
// matches our heading
do {
if (v->u.air.state == current->heading || current->heading == TO_ALL) {
if (AirportSetBlocks(v, current, Airport)) {
v->u.air.pos = current->next_position;
} // move to next position
return retval;
}
current = current->next_in_chain;
} while (current != NULL);
DEBUG(misc, 0) ("Cannot move further on Airport...! pos:%d state:%d", v->u.air.pos, v->u.air.state);
DEBUG(misc, 0) ("Airport entry point: %d, Vehicle: %d", Airport->entry_point, v->index);
assert(0);
return false;
}
// returns true if the road ahead is busy, eg. you must wait before proceeding
static bool AirportHasBlock(Vehicle *v, AirportFTA *current_pos, const AirportFTAClass *Airport)
{
const AirportFTA* reference = &Airport->layout[v->u.air.pos];
const AirportFTA* next = &Airport->layout[current_pos->next_position];
// same block, then of course we can move
if (Airport->layout[current_pos->position].block != next->block) {
const Station* st = GetStation(v->u.air.targetairport);
uint32 airport_flags = next->block;
// check additional possible extra blocks
if (current_pos != reference && current_pos->block != NOTHING_block) {
airport_flags |= current_pos->block;
}
if (HASBITS(st->airport_flags, airport_flags)) {
v->cur_speed = 0;
v->subspeed = 0;
return true;
}
}
return false;
}
// returns true on success. Eg, next block was free and we have occupied it
static bool AirportSetBlocks(Vehicle *v, AirportFTA *current_pos, const AirportFTAClass *Airport)
{
AirportFTA* next = &Airport->layout[current_pos->next_position];
AirportFTA* reference = &Airport->layout[v->u.air.pos];
AirportFTA* current;
// if the next position is in another block, check it and wait until it is free
if (Airport->layout[current_pos->position].block != next->block) {
uint32 airport_flags = next->block;
Station* st = GetStation(v->u.air.targetairport);
//search for all all elements in the list with the same state, and blocks != N
// this means more blocks should be checked/set
current = current_pos;
if (current == reference) current = current->next_in_chain;
while (current != NULL) {
if (current->heading == current_pos->heading && current->block != 0) {
airport_flags |= current->block;
break;
}
current = current->next_in_chain;
};
// if the block to be checked is in the next position, then exclude that from
// checking, because it has been set by the airplane before
if (current_pos->block == next->block) airport_flags ^= next->block;
if (HASBITS(st->airport_flags, airport_flags)) {
v->cur_speed = 0;
v->subspeed = 0;
return false;
}
if (next->block != NOTHING_block) {
SETBITS(st->airport_flags, airport_flags); // occupy next block
}
}
return true;
}
static bool FreeTerminal(Vehicle *v, byte i, byte last_terminal)
{
Station *st = GetStation(v->u.air.targetairport);
for (; i < last_terminal; i++) {
if (!HASBIT(st->airport_flags, i)) {
// TERMINAL# HELIPAD#
v->u.air.state = i + TERM1; // start moving to that terminal/helipad
SETBIT(st->airport_flags, i); // occupy terminal/helipad
return true;
}
}
return false;
}
static uint GetNumTerminals(const AirportFTAClass *Airport)
{
uint num = 0;
uint i;
for (i = Airport->terminals[0]; i > 0; i--) num += Airport->terminals[i];
return num;
}
static bool AirportFindFreeTerminal(Vehicle *v, const AirportFTAClass *Airport)
{
AirportFTA *temp;
Station *st;
/* example of more terminalgroups
{0,HANGAR,NOTHING_block,1}, {0,255,TERM_GROUP1_block,0}, {0,255,TERM_GROUP2_ENTER_block,1}, {0,0,N,1},
Heading 255 denotes a group. We see 2 groups here:
1. group 0 -- TERM_GROUP1_block (check block)
2. group 1 -- TERM_GROUP2_ENTER_block (check block)
First in line is checked first, group 0. If the block (TERM_GROUP1_block) is free, it
looks at the corresponding terminals of that group. If no free ones are found, other
possible groups are checked (in this case group 1, since that is after group 0). If that
fails, then attempt fails and plane waits
*/
if (Airport->terminals[0] > 1) {
st = GetStation(v->u.air.targetairport);
temp = Airport->layout[v->u.air.pos].next_in_chain;
while (temp != NULL) {
if (temp->heading == 255) {
if (!HASBITS(st->airport_flags, temp->block)) {
int target_group;
int i;
int group_start = 0;
int group_end;
//read which group do we want to go to?
//(the first free group)
target_group = temp->next_position + 1;
//at what terminal does the group start?
//that means, sum up all terminals of
//groups with lower number
for (i = 1; i < target_group; i++)
group_start += Airport->terminals[i];
group_end = group_start + Airport->terminals[target_group];
if (FreeTerminal(v, group_start, group_end)) return true;
}
} else {
/* once the heading isn't 255, we've exhausted the possible blocks.
* So we cannot move */
return false;
}
temp = temp->next_in_chain;
}
}
// if there is only 1 terminalgroup, all terminals are checked (starting from 0 to max)
return FreeTerminal(v, 0, GetNumTerminals(Airport));
}
static uint GetNumHelipads(const AirportFTAClass *Airport)
{
uint num = 0;
uint i;
for (i = Airport->helipads[0]; i > 0; i--) num += Airport->helipads[i];
return num;
}
static bool AirportFindFreeHelipad(Vehicle *v, const AirportFTAClass *Airport)
{
Station *st;
AirportFTA *temp;
// if an airport doesn't have helipads, use terminals
if (Airport->helipads == NULL) return AirportFindFreeTerminal(v, Airport);
// if there are more helicoptergroups, pick one, just as in AirportFindFreeTerminal()
if (Airport->helipads[0] > 1) {
st = GetStation(v->u.air.targetairport);
temp = Airport->layout[v->u.air.pos].next_in_chain;
while (temp != NULL) {
if (temp->heading == 255) {
if (!HASBITS(st->airport_flags, temp->block)) {
int target_group;
int i;
int group_start = 0;
int group_end;
//read which group do we want to go to?
//(the first free group)
target_group = temp->next_position + 1;
//at what terminal does the group start?
//that means, sum up all terminals of
//groups with lower number
for (i = 1; i < target_group; i++)
group_start += Airport->helipads[i];
group_end = group_start + Airport->helipads[target_group];
if (FreeTerminal(v, group_start, group_end)) return true;
}
} else {
/* once the heading isn't 255, we've exhausted the possible blocks.
* So we cannot move */
return false;
}
temp = temp->next_in_chain;
}
} else {
// only 1 helicoptergroup, check all helipads
// The blocks for helipads start after the last terminal (MAX_TERMINALS)
return FreeTerminal(v, MAX_TERMINALS, GetNumHelipads(Airport) + MAX_TERMINALS);
}
return false; // it shouldn't get here anytime, but just to be sure
}
static void AircraftEventHandler(Vehicle *v, int loop)
{
v->tick_counter++;
if (v->vehstatus & VS_CRASHED) {
HandleCrashedAircraft(v);
return;
}
if (v->vehstatus & VS_STOPPED) return;
/* aircraft is broken down? */
if (v->breakdown_ctr != 0) {
if (v->breakdown_ctr <= 2) {
HandleBrokenAircraft(v);
} else {
v->breakdown_ctr--;
}
}
HandleAircraftSmoke(v);
ProcessAircraftOrder(v);
HandleAircraftLoading(v, loop);
if (v->current_order.type >= OT_LOADING) return;
// pass the right airport structure to the functions
// DEREF_STATION gets target airport (Station *st), its type is passed to GetAirport
// that returns the correct layout depending on type
AirportGoToNextPosition(v, GetAirport(GetStation(v->u.air.targetairport)->airport_type));
}
void Aircraft_Tick(Vehicle *v)
{
int i;
if (v->subtype > 2) return;
if (v->subtype == 0) HelicopterTickHandler(v);
AgeAircraftCargo(v);
for (i = 0; i != 6; i++) {
AircraftEventHandler(v, i);
if (v->type != VEH_Aircraft) // In case it was deleted
break;
}
}
void UpdateOilRig(void)
{
Station* st;
FOR_ALL_STATIONS(st) {
if (st->airport_type == 5) st->airport_type = AT_OILRIG;
}
}
// need to be called to load aircraft from old version
void UpdateOldAircraft(void)
{
Station *st;
Vehicle *v_oldstyle;
GetNewVehiclePosResult gp;
// set airport_flags to 0 for all airports just to be sure
FOR_ALL_STATIONS(st) {
st->airport_flags = 0; // reset airport
// type of oilrig has been moved, update it (3-5)
if (st->airport_type == 3) st->airport_type = AT_OILRIG;
}
FOR_ALL_VEHICLES(v_oldstyle) {
// airplane has another vehicle with subtype 4 (shadow), helicopter also has 3 (rotor)
// skip those
if (v_oldstyle->type == VEH_Aircraft && v_oldstyle->subtype <= 2) {
// airplane in terminal stopped doesn't hurt anyone, so goto next
if (v_oldstyle->vehstatus & VS_STOPPED && v_oldstyle->u.air.state == 0) {
v_oldstyle->u.air.state = HANGAR;
continue;
}
AircraftLeaveHangar(v_oldstyle); // make airplane visible if it was in a depot for example
v_oldstyle->vehstatus &= ~VS_STOPPED; // make airplane moving
v_oldstyle->u.air.state = FLYING;
AircraftNextAirportPos_and_Order(v_oldstyle); // move it to the entry point of the airport
GetNewVehiclePos(v_oldstyle, &gp); // get the position of the plane (to be used for setting)
v_oldstyle->tile = 0; // aircraft in air is tile=0
// correct speed of helicopter-rotors
if (v_oldstyle->subtype == 0) v_oldstyle->next->next->cur_speed = 32;
// set new position x,y,z
SetAircraftPosition(v_oldstyle, gp.x, gp.y, GetAircraftFlyingAltitude(v_oldstyle));
}
}
}
void UpdateAirplanesOnNewStation(Station *st)
{
GetNewVehiclePosResult gp;
Vehicle *v;
byte takeofftype;
uint16 cnt;
// only 1 station is updated per function call, so it is enough to get entry_point once
const AirportFTAClass *ap = GetAirport(st->airport_type);
FOR_ALL_VEHICLES(v) {
if (v->type == VEH_Aircraft && v->subtype <= 2) {
if (v->u.air.targetairport == st->index) { // if heading to this airport
/* update position of airplane. If plane is not flying, landing, or taking off
you cannot delete airport, so it doesn't matter
*/
if (v->u.air.state >= FLYING) { // circle around
v->u.air.pos = v->u.air.previous_pos = ap->entry_point;
v->u.air.state = FLYING;
// landing plane needs to be reset to flying height (only if in pause mode upgrade,
// in normal mode, plane is reset in AircraftController. It doesn't hurt for FLYING
GetNewVehiclePos(v, &gp);
// set new position x,y,z
SetAircraftPosition(v, gp.x, gp.y, GetAircraftFlyingAltitude(v));
} else {
assert(v->u.air.state == ENDTAKEOFF || v->u.air.state == HELITAKEOFF);
takeofftype = (v->subtype == 0) ? HELITAKEOFF : ENDTAKEOFF;
// search in airportdata for that heading
// easiest to do, since this doesn't happen a lot
for (cnt = 0; cnt < ap->nofelements; cnt++) {
if (ap->layout[cnt].heading == takeofftype) {
v->u.air.pos = ap->layout[cnt].position;
break;
}
}
}
}
}
}
}
|