git.zerfleddert.de Git - micropolis/blob - src/sim/headers/sim.h

   1 /* sim.h:  Main include file
   2  *
   3  * Micropolis, Unix Version.  This game was released for the Unix platform
   4  * in or about 1990 and has been modified for inclusion in the One Laptop
   5  * Per Child program.  Copyright (C) 1989 - 2007 Electronic Arts Inc.  If
   6  * you need assistance with this program, you may contact:
   7  *   http://wiki.laptop.org/go/Micropolis  or email  micropolis@laptop.org.
   8  *
   9  * This program is free software: you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation, either version 3 of the License, or (at
  12  * your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful, but
  15  * WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * General Public License for more details.  You should have received a
  18  * copy of the GNU General Public License along with this program.  If
  19  * not, see <http://www.gnu.org/licenses/>.
  20  *
  21  *             ADDITIONAL TERMS per GNU GPL Section 7
  22  *
  23  * No trademark or publicity rights are granted.  This license does NOT
  24  * give you any right, title or interest in the trademark SimCity or any
  25  * other Electronic Arts trademark.  You may not distribute any
  26  * modification of this program using the trademark SimCity or claim any
  27  * affliation or association with Electronic Arts Inc. or its employees.
  28  *
  29  * Any propagation or conveyance of this program must include this
  30  * copyright notice and these terms.
  31  *
  32  * If you convey this program (or any modifications of it) and assume
  33  * contractual liability for the program to recipients of it, you agree
  34  * to indemnify Electronic Arts for any liability that those contractual
  35  * assumptions impose on Electronic Arts.
  36  *
  37  * You may not misrepresent the origins of this program; modified
  38  * versions of the program must be marked as such and not identified as
  39  * the original program.
  40  *
  41  * This disclaimer supplements the one included in the General Public
  42  * License.  TO THE FULLEST EXTENT PERMISSIBLE UNDER APPLICABLE LAW, THIS
  43  * PROGRAM IS PROVIDED TO YOU "AS IS," WITH ALL FAULTS, WITHOUT WARRANTY
  44  * OF ANY KIND, AND YOUR USE IS AT YOUR SOLE RISK.  THE ENTIRE RISK OF
  45  * SATISFACTORY QUALITY AND PERFORMANCE RESIDES WITH YOU.  ELECTRONIC ARTS
  46  * DISCLAIMS ANY AND ALL EXPRESS, IMPLIED OR STATUTORY WARRANTIES,
  47  * INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY, SATISFACTORY QUALITY,
  48  * FITNESS FOR A PARTICULAR PURPOSE, NONINFRINGEMENT OF THIRD PARTY
  49  * RIGHTS, AND WARRANTIES (IF ANY) ARISING FROM A COURSE OF DEALING,
  50  * USAGE, OR TRADE PRACTICE.  ELECTRONIC ARTS DOES NOT WARRANT AGAINST
  51  * INTERFERENCE WITH YOUR ENJOYMENT OF THE PROGRAM; THAT THE PROGRAM WILL
  52  * MEET YOUR REQUIREMENTS; THAT OPERATION OF THE PROGRAM WILL BE
  53  * UNINTERRUPTED OR ERROR-FREE, OR THAT THE PROGRAM WILL BE COMPATIBLE
  54  * WITH THIRD PARTY SOFTWARE OR THAT ANY ERRORS IN THE PROGRAM WILL BE
  55  * CORRECTED.  NO ORAL OR WRITTEN ADVICE PROVIDED BY ELECTRONIC ARTS OR
  56  * ANY AUTHORIZED REPRESENTATIVE SHALL CREATE A WARRANTY.  SOME
  57  * JURISDICTIONS DO NOT ALLOW THE EXCLUSION OF OR LIMITATIONS ON IMPLIED
  58  * WARRANTIES OR THE LIMITATIONS ON THE APPLICABLE STATUTORY RIGHTS OF A
  59  * CONSUMER, SO SOME OR ALL OF THE ABOVE EXCLUSIONS AND LIMITATIONS MAY
  60  * NOT APPLY TO YOU.
  61  */
  62
  63 /* workaround sun c compiler junk */
  64
  65 #ifdef sun
  66
  67 #define _TTYCHARS_
  68 #define CTRL(c) (#c[0]&037)
  69
  70 #ifndef SOLARIS2
  71 #define __sys_ioccom_h
  72 #define _IOCPARM_MASK   0xff            /* parameters must be < 256 bytes */
  73 #define _IOC_VOID       0x20000000      /* no parameters */
  74 #define _IOC_OUT        0x40000000      /* copy out parameters */
  75 #define _IOC_IN         0x80000000      /* copy in parameters */
  76 #define _IOC_INOUT      (_IOC_IN|_IOC_OUT)
  77 #define _IO(x,y)        (_IOC_VOID|(#x[0]<<8)|y)
  78 #define _IOR(x,y,t)     (_IOC_OUT|((sizeof(t)&_IOCPARM_MASK)<<16)|(#x[0]<<8)|y)
  79 #define _IORN(x,y,t)    (_IOC_OUT|(((t)&_IOCPARM_MASK)<<16)|(#x[0]<<8)|y)
  80 #define _IOW(x,y,t)     (_IOC_IN|((sizeof(t)&_IOCPARM_MASK)<<16)|(#x[0]<<8)|y)
  81 #define _IOWN(x,y,t)    (_IOC_IN|(((t)&_IOCPARM_MASK)<<16)|(#x[0]<<8)|y)
  82 #define _IOWR(x,y,t)    (_IOC_INOUT|((sizeof(t)&_IOCPARM_MASK)<<16)|(#x[0]<<8)|y)
  83 #define _IOWRN(x,y,t)   (_IOC_INOUT|(((t)&_IOCPARM_MASK)<<16)|(#x[0]<<8)|y)
  84 #endif
  85
  86 #endif
  87
  88
  89 #include <stdio.h>
  90 #include <stdlib.h>
  91 #include <assert.h>
  92 #include <ctype.h>
  93 #include <setjmp.h>
  94 #include <errno.h>
  95 #include <signal.h>
  96 #include <math.h>
  97 #include <unistd.h>
  98 #include <sys/types.h>
  99 #include <sys/time.h>
 100 #include <sys/stat.h>
 101 #include <sys/file.h>
 102 #include <sys/ioctl.h>
 103 #include <sys/resource.h>
 104 #ifndef MSDOS
 105 #include <sys/mman.h>
 106 #include <netinet/in.h>
 107 #include <arpa/inet.h>
 108 #endif
 109
 110 #ifdef sun
 111 #ifdef __SVR4
 112 #include <sys/systeminfo.h>
 113 #else
 114 #include <sys/vadvise.h>
 115 #endif
 116 #endif
 117
 118 #ifdef sgi
 119 #if 0
 120 #include <audio.h>
 121 #endif
 122 #endif
 123
 124 #include <sys/ipc.h>
 125 #include <sys/shm.h>
 126 #include <X11/Xlib.h>
 127 #include <X11/Xutil.h>
 128 #include <X11/Xatom.h>
 129 #include <X11/extensions/XShm.h>
 130
 131 //#include <xpmtk.h>
 132 #include <X11/xpm.h>
 133
 134 /* gcc compat workaround! */
 135 #define _STDDEF_H
 136
 137 #include "tclxtend.h"
 138 #include "tclint.h"
 139 #include "tclunix.h"
 140 #include "tkconfig.h"
 141 #include "tkint.h"
 142
 143 #include "mac.h"
 144 #include "view.h"
 145 #include "macros.h"
 146
 147 /* Constants */
 148
 149 #define TRUE             1
 150 #define FALSE            0
 151
 152 #ifdef MEGA
 153 #define SimWidth        (120 * MEGA)
 154 #define SimHeight       (100 * MEGA)
 155 #else
 156 #define SimWidth        120
 157 #define SimHeight       100
 158 #endif
 159
 160 #define WORLD_X         SimWidth
 161 #define WORLD_Y         SimHeight
 162 #define HWLDX           (SimWidth >>1)
 163 #define HWLDY           (SimHeight >>1)
 164 #define QWX             (SimWidth >>2)
 165 #define QWY             (SimHeight >>2)
 166 #define SmX             (SimWidth >>3)
 167 #define SmY             ((SimHeight + 7) >>3)
 168
 169 #define EDITOR_W (WORLD_X * 16)
 170 #define EDITOR_H (WORLD_Y * 16)
 171 #define MAP_W (WORLD_X * 3)
 172 #define MAP_H (WORLD_Y * 3)
 173
 174 #define NIL             0
 175 #define HORIZ           1
 176 #define VERT            0
 177
 178 #define PROBNUM 10
 179
 180 #define HISTLEN         480
 181 #define MISCHISTLEN     240
 182
 183 #define POWERMAPROW             ((WORLD_X + 15) / 16)
 184
 185 #ifdef MEGA
 186 #define POWERMAPLEN             ((QUAD)(2 * POWERMAPROW * WORLD_Y))
 187 #define POWERWORD(x, y)         ((((QUAD)(x)) >>4) + (((QUAD)(y)) * POWERMAPROW))
 188 #else
 189 #define POWERMAPLEN             1700 /* ??? PWRMAPSIZE */
 190 #define POWERWORD(x, y)         (((x) >>4) + ((y) <<3))
 191 #endif
 192
 193 #define SETPOWERBIT(x, y)       PowerMap[POWERWORD((x), (y))] |= 1 << ((x) & 15)
 194 #define PWRMAPSIZE              (POWERMAPROW * WORLD_Y)
 195 #define PWRSTKSIZE              ((WORLD_X * WORLD_Y) / 4)
 196
 197 #define ALMAP 0 /* all */
 198 #define REMAP 1 /* residential */
 199 #define COMAP 2 /* commercial */
 200 #define INMAP 3 /* industrial */
 201
 202 #define PRMAP 4 /* power */
 203 #define RDMAP 5 /* road */
 204
 205 #define PDMAP 6 /* population density */
 206 #define RGMAP 7 /* rate of growth */
 207
 208 #define TDMAP 8 /* traffic density */
 209 #define PLMAP 9 /* pollution */
 210 #define CRMAP 10 /* crime */
 211 #define LVMAP 11 /* land value */
 212
 213 #define FIMAP 12 /* fire radius */
 214 #define POMAP 13 /* police radius */
 215 #define DYMAP 14 /* dynamic */
 216
 217 #define NMAPS 15
 218
 219 /* These adjust frequency in Simulate() */
 220
 221 #define VALVERATE 2
 222 #define CENSUSRATE 4
 223 #define TAXFREQ 48
 224
 225 /* These are names of the 16 colors */
 226 #define COLOR_WHITE             0
 227 #define COLOR_YELLOW            1
 228 #define COLOR_ORANGE            2
 229 #define COLOR_RED               3
 230 #define COLOR_DARKRED           4
 231 #define COLOR_DARKBLUE          5
 232 #define COLOR_LIGHTBLUE         6
 233 #define COLOR_BROWN             7
 234 #define COLOR_LIGHTGREEN        8
 235 #define COLOR_DARKGREEN         9
 236 #define COLOR_OLIVE             10
 237 #define COLOR_LIGHTBROWN        11
 238 #define COLOR_LIGHTGRAY         12
 239 #define COLOR_MEDIUMGRAY        13
 240 #define COLOR_DARKGRAY          14
 241 #define COLOR_BLACK             15
 242
 243 /* Status Bits */
 244
 245 #define PWRBIT          32768   /*20    bit 15  */
 246 #define CONDBIT         16384   /*10    bit 14  */
 247 #define BURNBIT         8192    /*8     bit 13  */
 248 #define BULLBIT         4096    /*4     bit 12  */
 249 #define ANIMBIT         2048    /*2     bit 11  */
 250 #define ZONEBIT         1024    /*1     bit 10  */
 251 #define ALLBITS         64512   /*  mask for upper 6 bits       */
 252 #define LOMASK          1023    /*      mask for low 10 bits    */
 253
 254 #define BLBNBIT         (BULLBIT+BURNBIT)
 255 #define BLBNCNBIT       (BULLBIT+BURNBIT+CONDBIT)
 256 #define BNCNBIT         (BURNBIT+CONDBIT)
 257
 258 /* Object & Sound Numbers */
 259
 260 #define TRA             1
 261 #define COP             2
 262 #define AIR             3
 263 #define SHI             4
 264 #define GOD             5
 265 #define TOR             6
 266 #define EXP             7
 267 #define BUS             8
 268
 269 /* Max # of Objects */
 270
 271 #define OBJN            9
 272
 273 /* Graph Histories */
 274 #define RES_HIST        0
 275 #define COM_HIST        1
 276 #define IND_HIST        2
 277 #define MONEY_HIST      3
 278 #define CRIME_HIST      4
 279 #define POLLUTION_HIST  5
 280 #define HISTORIES       6
 281 #define ALL_HISTORIES   ((1 <<HISTORIES) - 1)
 282
 283 /* Character Mapping */
 284
 285 #define DIRT            0
 286 #define RIVER           2
 287 #define REDGE           3
 288 #define CHANNEL         4
 289 #define FIRSTRIVEDGE    5
 290 #define LASTRIVEDGE     20
 291 #define TREEBASE        21
 292 #define LASTTREE        36
 293 #define WOODS           37
 294 #define UNUSED_TRASH1   38
 295 #define UNUSED_TRASH2   39
 296 #define WOODS2          40
 297 #define WOODS3          41
 298 #define WOODS4          42
 299 #define WOODS5          43
 300 #define RUBBLE          44
 301 #define LASTRUBBLE      47
 302 #define FLOOD           48
 303 #define LASTFLOOD       51
 304 #define RADTILE         52
 305 #define UNUSED_TRASH3   53
 306 #define UNUSED_TRASH4   54
 307 #define UNUSED_TRASH5   55
 308 #define FIRE            56
 309 #define FIREBASE        56
 310 #define LASTFIRE        63
 311 #define ROADBASE        64
 312 #define HBRIDGE         64
 313 #define VBRIDGE         65
 314 #define ROADS           66
 315 #define INTERSECTION    76
 316 #define HROADPOWER      77
 317 #define VROADPOWER      78
 318 #define BRWH            79
 319 #define LTRFBASE        80
 320 #define BRWV            95
 321 #define BRWXXX1         111
 322 #define BRWXXX2         127
 323 #define BRWXXX3         143
 324 #define HTRFBASE        144
 325 #define BRWXXX4         159
 326 #define BRWXXX5         175
 327 #define BRWXXX6         191
 328 #define LASTROAD        206
 329 #define BRWXXX7         207
 330 #define POWERBASE       208
 331 #define HPOWER          208
 332 #define VPOWER          209
 333 #define LHPOWER         210
 334 #define LVPOWER         211
 335 #define RAILHPOWERV     221
 336 #define RAILVPOWERH     222
 337 #define LASTPOWER       222
 338 #define UNUSED_TRASH6   223
 339 #define RAILBASE        224
 340 #define HRAIL           224
 341 #define VRAIL           225
 342 #define LHRAIL          226
 343 #define LVRAIL          227
 344 #define HRAILROAD       237
 345 #define VRAILROAD       238
 346 #define LASTRAIL        238
 347 #define ROADVPOWERH     239 /* bogus? */
 348 #define RESBASE         240
 349 #define FREEZ           244
 350 #define HOUSE           249
 351 #define LHTHR           249
 352 #define HHTHR           260
 353 #define RZB             265
 354 #define HOSPITAL        409
 355 #define CHURCH          418
 356 #define COMBASE         423
 357 #define COMCLR          427
 358 #define CZB             436
 359 #define INDBASE         612
 360 #define INDCLR          616
 361 #define LASTIND         620
 362 #define IND1            621
 363 #define IZB             625
 364 #define IND2            641
 365 #define IND3            644
 366 #define IND4            649
 367 #define IND5            650
 368 #define IND6            676
 369 #define IND7            677
 370 #define IND8            686
 371 #define IND9            689
 372 #define PORTBASE        693
 373 #define PORT            698
 374 #define LASTPORT        708
 375 #define AIRPORTBASE     709
 376 #define RADAR           711
 377 #define AIRPORT         716
 378 #define COALBASE        745
 379 #define POWERPLANT      750
 380 #define LASTPOWERPLANT  760
 381 #define FIRESTBASE      761
 382 #define FIRESTATION     765
 383 #define POLICESTBASE    770
 384 #define POLICESTATION   774
 385 #define STADIUMBASE     779
 386 #define STADIUM         784
 387 #define FULLSTADIUM     800
 388 #define NUCLEARBASE     811
 389 #define NUCLEAR         816
 390 #define LASTZONE        826
 391 #define LIGHTNINGBOLT   827
 392 #define HBRDG0          828
 393 #define HBRDG1          829
 394 #define HBRDG2          830
 395 #define HBRDG3          831
 396 #define RADAR0          832
 397 #define RADAR1          833
 398 #define RADAR2          834
 399 #define RADAR3          835
 400 #define RADAR4          836
 401 #define RADAR5          837
 402 #define RADAR6          838
 403 #define RADAR7          839
 404 #define FOUNTAIN        840
 405 #define INDBASE2        844
 406 #define TELEBASE        844
 407 #define TELELAST        851
 408 #define SMOKEBASE       852
 409 #define TINYEXP         860
 410 #define SOMETINYEXP     864
 411 #define LASTTINYEXP     867
 412 #define COALSMOKE1      916
 413 #define COALSMOKE2      920
 414 #define COALSMOKE3      924
 415 #define COALSMOKE4      928
 416 #define FOOTBALLGAME1   932
 417 #define FOOTBALLGAME2   940
 418 #define VBRDG0          948
 419 #define VBRDG1          949
 420 #define VBRDG2          950
 421 #define VBRDG3          951
 422
 423 #define TILE_COUNT      960
 424
 425 /*
 426  * These describe the wand values, the object dragged around on the screen.
 427  */
 428
 429 #define residentialState 0
 430 #define commercialState 1
 431 #define industrialState 2
 432 #define fireState 3
 433 #define queryState 4
 434 #define policeState 5
 435 #define wireState 6
 436 #define dozeState 7
 437 #define rrState 8
 438 #define roadState 9
 439 #define chalkState 10
 440 #define eraserState 11
 441 #define stadiumState 12
 442 #define parkState 13
 443 #define seaportState  14
 444 #define powerState 15
 445 #define nuclearState 16
 446 #define airportState 17
 447 #define networkState 18
 448
 449
 450 #define firstState residentialState
 451 #define lastState networkState
 452
 453 #if 0
 454 #define specialState 16
 455 #define monsterGoalState 17
 456 #define helicopterGoalState 18
 457 #define blackState 19
 458 #define whiteState 20
 459 #define redState 21
 460 #define orangeState 23
 461 #define blueState 24
 462 #define greenState 25
 463 #define brownState 26
 464 #endif
 465
 466
 467 #define STATE_CMD 0
 468 #define STATE_TILES 1
 469 #define STATE_OVERLAYS 2
 470 #define STATE_GRAPHS 3
 471
 472
 473 extern short *Map[WORLD_X];             /* Main Map 120 x 100  */
 474 extern Byte *PopDensity[HWLDX];         /* 2X2 Maps  60 x 50 */
 475 extern Byte *TrfDensity[HWLDX];
 476 extern Byte *PollutionMem[HWLDX];
 477 extern Byte *LandValueMem[HWLDX];
 478 extern Byte *CrimeMem[HWLDX];
 479 extern Byte *tem[HWLDX];
 480 extern Byte *tem2[HWLDX];
 481 extern Byte *TerrainMem[QWX];           /* 4X4 Maps  30 x 25 */
 482 extern Byte *Qtem[QWX];
 483 extern short RateOGMem[SmX][SmY];
 484 extern short FireStMap[SmX][SmY];       /* 8X8 Maps  15 x 13 */
 485 extern short PoliceMap[SmX][SmY];
 486 extern short PoliceMapEffect[SmX][SmY];
 487 extern short ComRate[SmX][SmY];
 488 extern short FireRate[SmX][SmY];
 489 extern short STem[SmX][SmY];
 490 extern short SpriteXOffset[OBJN];
 491 extern short SpriteYOffset[OBJN];
 492 extern short SMapX, SMapY;
 493 extern short CChr, CChr9;
 494 extern short RoadTotal, RailTotal, FirePop;
 495 extern short ResPop, ComPop, IndPop, TotalPop, LastTotalPop;
 496 extern short ResZPop, ComZPop, IndZPop, TotalZPop;
 497 extern short HospPop, ChurchPop, StadiumPop;
 498 extern short PolicePop, FireStPop;
 499 extern short CoalPop, NuclearPop, PortPop, APortPop;
 500 extern short NeedHosp, NeedChurch;
 501 extern short CrimeAverage, PolluteAverage, LVAverage;
 502 extern char *MicropolisVersion;
 503 extern char *CityName;
 504 extern char *CityFileName;
 505 extern char *StartupName;
 506 extern short StartingYear;
 507 extern QUAD CityTime;
 508 extern QUAD LastCityTime;
 509 extern QUAD LastCityMonth;
 510 extern QUAD LastCityYear;
 511 extern QUAD LastFunds;
 512 extern QUAD LastR, LastC, LastI;
 513 extern short GameLevel;
 514 extern short Cycle;
 515 extern short ScenarioID;
 516 extern short ShakeNow;
 517 extern QUAD DonDither;
 518 extern int DoOverlay;
 519
 520 extern short *ResHis, ResHisMax;
 521 extern short *ComHis, ComHisMax;
 522 extern short *IndHis, IndHisMax;
 523 extern short *MoneyHis, *CrimeHis, *PollutionHis, *MiscHis;
 524 extern short *PowerMap;
 525
 526 extern float roadPercent, policePercent, firePercent;
 527 extern QUAD RoadSpend, PoliceSpend, FireSpend;
 528 extern QUAD roadMaxValue, policeMaxValue, fireMaxValue;
 529 extern QUAD TaxFund, RoadFund, PoliceFund, FireFund;
 530 extern short RoadEffect, PoliceEffect, FireEffect;
 531 extern short TaxFlag, CityTax;
 532 extern QUAD TotalFunds;
 533
 534 extern QUAD costOf[];
 535
 536 extern short flagBlink;
 537 extern unsigned char tileSynch;
 538 extern short aniTile[];
 539 extern unsigned char aniSynch[];
 540 extern int TilesAnimated;
 541 extern int DoAnimation;
 542 extern int DoMessages;
 543 extern int DoNotices;
 544 extern unsigned char ColorIntensities[];
 545
 546 extern short MesX, MesY;
 547 extern short MesNum, MessagePort;
 548 extern QUAD LastMesTime;
 549
 550 extern short SimSpeed;
 551 extern short SimMetaSpeed;
 552 extern short NoDisasters;
 553 extern short autoBulldoze;
 554 extern short autoBudget;
 555 extern short autoGo;
 556 extern short UserSoundOn;
 557
 558 extern short DisasterEvent;
 559 extern short DisasterWait;
 560
 561 extern short ResCap, ComCap, IndCap;
 562 extern short RValve, CValve, IValve;
 563 extern short PwrdZCnt;
 564 extern short unPwrdZCnt;
 565
 566 extern char *HomeDir, *ResourceDir, *HostName;
 567
 568 extern short Graph10Max, Graph120Max;
 569 extern short Res2HisMax, Com2HisMax, Ind2HisMax;
 570 extern unsigned char *History10[HISTORIES], *History120[HISTORIES];
 571 extern short CityScore;
 572 extern short deltaCityScore;
 573 extern short ScoreType;
 574 extern short ScoreWait;
 575 extern short CityClass;
 576 extern short PolMaxX, PolMaxY;
 577 extern int PowerStackNum;
 578 extern short TrafficAverage;
 579 extern short PosStackN;
 580 extern short SMapXStack[], SMapYStack[];
 581 extern short Zsource;
 582 extern short HaveLastMessage;
 583 extern short PdestX, PdestY;
 584 extern short CdestX, CdestY;
 585 extern int absDist;
 586 extern short CopFltCnt;
 587 extern short GodCnt;
 588 extern short GdestX, GdestY;
 589 extern short GorgX, GorgY;
 590 extern short GodControl;
 591 extern short CopControl;
 592 extern short CdestX, CdestY;
 593 extern short TrafMaxX, TrafMaxY;
 594 extern short CrimeMaxX, CrimeMaxY;
 595 extern short FloodX, FloodY;
 596 extern short CrashX, CrashY;
 597 extern short CCx, CCy;
 598 extern QUAD CityPop, deltaCityPop;
 599 extern char *cityClassStr[6];
 600 extern short CityYes, CityNo;
 601 extern short ProblemTable[PROBNUM];
 602 extern short ProblemVotes[PROBNUM];
 603 extern short ProblemOrder[4];
 604 extern QUAD CityAssValue;
 605
 606 extern short InitSimLoad;
 607 extern short DoInitialEval;
 608 extern int Startup;
 609 extern int StartupGameLevel;
 610 extern int PerformanceTiming;
 611 extern double FlushTime;
 612
 613 extern char *optarg;
 614 extern int optind;
 615 extern struct timeval start_time, now_time, beat_time, last_now_time;
 616 extern Sim *sim;
 617 extern int WireMode;
 618 extern int MultiPlayerMode;
 619 extern int SugarMode;
 620 extern int sim_delay;
 621 extern int sim_skips;
 622 extern int sim_skip;
 623 extern int sim_paused;
 624 extern int sim_paused_speed;
 625 extern int sim_tty;
 626 #ifdef CAM
 627 extern int sim_just_cam;
 628 #endif
 629 extern int heat_steps;
 630 extern int heat_flow;
 631 extern int heat_rule;
 632 extern int UpdateDelayed;
 633 extern int DynamicData[32];
 634 extern int Players;
 635 extern int Votes;
 636 extern int BobHeight;
 637 extern int OverRide;
 638 extern int Expensive;
 639 extern int PendingTool;
 640 extern int PendingX;
 641 extern int PendingY;
 642 extern int TreeLevel;
 643 extern int LakeLevel;
 644 extern int CurveLevel;
 645 extern int CreateIsland;
 646 extern short specialBase;
 647 extern short PunishCnt;
 648 extern short Dozing;
 649 extern short toolSize[];
 650 extern short toolOffset[];
 651 extern QUAD toolColors[];
 652 extern char *Displays;
 653 extern char *FirstDisplay;
 654 extern char *dateStr[12];
 655
 656 extern short NewMap;
 657 extern short NewMapFlags[NMAPS];
 658 extern short NewGraph;
 659 extern short ValveFlag;
 660 extern short MustUpdateFunds;
 661 extern short MustUpdateOptions;
 662 extern short CensusChanged;
 663 extern short EvalChanged;
 664 extern short MeltX, MeltY;
 665 extern int NeedRest;
 666 extern int ExitReturn;
 667
 668 extern Tcl_Interp *tk_mainInterp;
 669 extern Tk_Window MainWindow;
 670 extern int FlushStyle;
 671 extern int GotXError;
 672
 673 extern short Rand(short range);
 674 extern short RandInt(void);
 675
 676 extern Sim *MakeNewSim();
 677 extern SimView *MakeNewView();
 678 extern SimSprite *GetSprite();
 679 extern SimSprite *MakeSprite();
 680 extern SimSprite *MakeNewSprite();
 681
 682 extern int setSpeed(short speed);
 683 extern int setSkips(int skips);
 684 extern int SetGameLevel(short level);
 685 extern int SetGameLevelFunds(short level);
 686
 687 extern struct XDisplay *XDisplays;