src/battle.c

   1 #include "sst.h"
   2
   3 void doshield(int i)
   4 /* change shield status */
   5 {
   6     int key;
   7     enum {NONE, SHUP, SHDN, NRG} action = NONE;
   8
   9     game.ididit = false;
  10
  11     if (i == 2) action = SHUP;
  12     else {
  13         key = scan();
  14         if (key == IHALPHA) {
  15             if (isit("transfer"))
  16                 action = NRG;
  17             else {
  18                 chew();
  19                 if (damaged(DSHIELD)) {
  20                     prout(_("Shields damaged and down."));
  21                     return;
  22                 }
  23                 if (isit("up"))
  24                     action = SHUP;
  25                 else if (isit("down"))
  26                     action = SHDN;
  27             }
  28         }
  29         if (action==NONE) {
  30             proutn(_("Do you wish to change shield energy? "));
  31             if (ja() == true) {
  32                 proutn(_("Energy to transfer to shields- "));
  33                 action = NRG;
  34             }
  35             else if (damaged(DSHIELD)) {
  36                 prout(_("Shields damaged and down."));
  37                 return;
  38             }
  39             else if (game.shldup) {
  40                 proutn(_("Shields are up. Do you want them down? "));
  41                 if (ja() == true) action = SHDN;
  42                 else {
  43                     chew();
  44                     return;
  45                 }
  46             }
  47             else {
  48                 proutn(_("Shields are down. Do you want them up? "));
  49                 if (ja() == true) action = SHUP;
  50                 else {
  51                     chew();
  52                     return;
  53                 }
  54             }
  55         }
  56     }
  57     switch (action) {
  58     case SHUP: /* raise shields */
  59         if (game.shldup) {
  60             prout(_("Shields already up."));
  61             return;
  62         }
  63         game.shldup = true;
  64         game.shldchg = 1;
  65         if (game.condition != docked) game.energy -= 50.0;
  66         prout(_("Shields raised."));
  67         if (game.energy <= 0) {
  68             skip(1);
  69             prout(_("Shields raising uses up last of energy."));
  70             finish(FNRG);
  71             return;
  72         }
  73         game.ididit=true;
  74         return;
  75     case SHDN:
  76         if (!game.shldup) {
  77             prout(_("Shields already down."));
  78             return;
  79         }
  80         game.shldup=false;
  81         game.shldchg=1;
  82         prout(_("Shields lowered."));
  83         game.ididit = true;
  84         return;
  85     case NRG:
  86         while (scan() != IHREAL) {
  87             chew();
  88             proutn(_("Energy to transfer to shields- "));
  89         }
  90         chew();
  91         if (aaitem==0) return;
  92         if (aaitem > game.energy) {
  93             prout(_("Insufficient ship energy."));
  94             return;
  95         }
  96         game.ididit = true;
  97         if (game.shield+aaitem >= game.inshld) {
  98             prout(_("Shield energy maximized."));
  99             if (game.shield+aaitem > game.inshld) {
 100                 prout(_("Excess energy requested returned to ship energy"));
 101             }
 102             game.energy -= game.inshld-game.shield;
 103             game.shield = game.inshld;
 104             return;
 105         }
 106         if (aaitem < 0.0 && game.energy-aaitem > game.inenrg) {
 107             /* Prevent shield drain loophole */
 108             skip(1);
 109             prout(_("Engineering to bridge--"));
 110             prout(_("  Scott here. Power circuit problem, Captain."));
 111             prout(_("  I can't drain the shields."));
 112             game.ididit = false;
 113             return;
 114         }
 115         if (game.shield+aaitem < 0) {
 116             prout(_("All shield energy transferred to ship."));
 117             game.energy += game.shield;
 118             game.shield = 0.0;
 119             return;
 120         }
 121         proutn(_("Scotty- \""));
 122         if (aaitem > 0)
 123             prout(_("Transferring energy to shields.\""));
 124         else
 125             prout(_("Draining energy from shields.\""));
 126         game.shield += aaitem;
 127         game.energy -= aaitem;
 128         return;
 129     case NONE:; /* avoid gcc warning */
 130     }
 131 }
 132
 133 void ram(bool ibumpd, int ienm, coord w)
 134 /* make our ship ram something */
 135 {
 136     double type = 1.0, extradm;
 137     int icas, m;
 138
 139     prouts(_("***RED ALERT!  RED ALERT!"));
 140     skip(1);
 141     prout(_("***COLLISION IMMINENT."));
 142     skip(2);
 143     proutn("***");
 144     crmshp();
 145     switch (ienm) {
 146     case IHR: type = 1.5; break;
 147     case IHC: type = 2.0; break;
 148     case IHS: type = 2.5; break;
 149     case IHT: type = 0.5; break;
 150     case IHQUEST: type = 4.0; break;
 151     }
 152     proutn(ibumpd ? _(" rammed by ") : _(" rams "));
 153     crmena(false, ienm, sector, w);
 154     if (ibumpd) proutn(_(" (original position)"));
 155     skip(1);
 156     deadkl(w, ienm, game.sector);
 157     proutn("***");
 158     crmshp();
 159     prout(_(" heavily damaged."));
 160     icas = 10.0+20.0*Rand();
 161     prout(_("***Sickbay reports %d casualties"), icas);
 162     game.casual += icas;
 163     game.state.crew -= icas;
 164     for (m=0; m < NDEVICES; m++) {
 165         if (m == DDRAY)
 166             continue; // Don't damage deathray
 167         if (game.damage[m] < 0)
 168             continue;
 169         extradm = (10.0*type*Rand()+1.0)*game.damfac;
 170         game.damage[m] += game.optime + extradm; /* Damage for at least time of travel! */
 171     }
 172     game.shldup = false;
 173     if (KLINGREM) {
 174         pause_game(2);
 175         dreprt();
 176     }
 177     else finish(FWON);
 178     return;
 179 }
 180
 181 void torpedo(double course, double r, coord in, double *hit, int i, int n)
 182 /* let a photon torpedo fly */
 183 {
 184     int l, iquad=0, ll;
 185     bool shoved = false;
 186     double ac=course + 0.25*r;
 187     double angle = (15.0-ac)*0.5235988;
 188     double bullseye = (15.0 - course)*0.5235988;
 189     double deltax=-sin(angle), deltay=cos(angle), x=in.x, y=in.y, bigger;
 190     double ang, temp, xx, yy, kp, h1;
 191     struct quadrant *q = &game.state.galaxy[game.quadrant.x][game.quadrant.y];
 192     coord w, jw;
 193
 194     w.x = w.y = jw.x = jw.y = 0;
 195     bigger = fabs(deltax);
 196     if (fabs(deltay) > bigger) bigger = fabs(deltay);
 197     deltax /= bigger;
 198     deltay /= bigger;
 199     if (!damaged(DSRSENS) || game.condition==docked)
 200         setwnd(srscan_window);
 201     else
 202         setwnd(message_window);
 203     /* Loop to move a single torpedo */
 204     for (l=1; l <= 15; l++) {
 205         x += deltax;
 206         w.x = x + 0.5;
 207         y += deltay;
 208         w.y = y + 0.5;
 209         if (!VALID_SECTOR(w.x, w.y)) break;
 210         iquad=game.quad[w.x][w.y];
 211         tracktorpedo(w, l, i, n, iquad);
 212         if (iquad==IHDOT) continue;
 213         /* hit something */
 214         setwnd(message_window);
 215         skip(1);        /* start new line after text track */
 216         switch(iquad) {
 217         case IHE: /* Hit our ship */
 218         case IHF:
 219             skip(1);
 220             proutn(_("Torpedo hits "));
 221             crmshp();
 222             prout(".");
 223             *hit = 700.0 + 100.0*Rand() -
 224                 1000.0 * distance(w, in) * fabs(sin(bullseye-angle));
 225             *hit = fabs(*hit);
 226             newcnd(); /* we're blown out of dock */
 227             /* We may be displaced. */
 228             if (game.landed==1 || game.condition==docked) return; /* Cheat if on a planet */
 229             ang = angle + 2.5*(Rand()-0.5);
 230             temp = fabs(sin(ang));
 231             if (fabs(cos(ang)) > temp) temp = fabs(cos(ang));
 232             xx = -sin(ang)/temp;
 233             yy = cos(ang)/temp;
 234             jw.x=w.x+xx+0.5;
 235             jw.y=w.y+yy+0.5;
 236             if (!VALID_SECTOR(jw.x, jw.y)) return;
 237             if (game.quad[jw.x][jw.y]==IHBLANK) {
 238                 finish(FHOLE);
 239                 return;
 240             }
 241             if (game.quad[jw.x][jw.y]!=IHDOT) {
 242                 /* can't move into object */
 243                 return;
 244             }
 245             game.sector = jw;
 246             crmshp();
 247             shoved = true;
 248             break;
 249
 250         case IHC: /* Hit a commander */
 251         case IHS:
 252             if (Rand() <= 0.05) {
 253                 crmena(true, iquad, sector, w);
 254                 prout(_(" uses anti-photon device;"));
 255                 prout(_("   torpedo neutralized."));
 256                 return;
 257             }
 258         case IHR: /* Hit a regular enemy */
 259         case IHK:
 260             /* find the enemy */
 261             for_local_enemies(ll)
 262                 if (same(w, game.ks[ll]))
 263                     break;
 264             kp = fabs(game.kpower[ll]);
 265             h1 = 700.0 + 100.0*Rand() -
 266                 1000.0 * distance(w, in) * fabs(sin(bullseye-angle));
 267             h1 = fabs(h1);
 268             if (kp < h1) h1 = kp;
 269             game.kpower[ll] -= (game.kpower[ll]<0 ? -h1 : h1);
 270             if (game.kpower[ll] == 0) {
 271                 deadkl(w, iquad, w);
 272                 return;
 273             }
 274             crmena(true, iquad, sector, w);
 275             /* If enemy damaged but not destroyed, try to displace */
 276             ang = angle + 2.5*(Rand()-0.5);
 277             temp = fabs(sin(ang));
 278             if (fabs(cos(ang)) > temp) temp = fabs(cos(ang));
 279             xx = -sin(ang)/temp;
 280             yy = cos(ang)/temp;
 281             jw.x=w.x+xx+0.5;
 282             jw.y=w.y+yy+0.5;
 283             if (!VALID_SECTOR(jw.x, jw.y)) {
 284                 prout(_(" damaged but not destroyed."));
 285                 return;
 286             }
 287             if (game.quad[jw.x][jw.y]==IHBLANK) {
 288                 prout(_(" buffeted into black hole."));
 289                 deadkl(w, iquad, jw);
 290                 return;
 291             }
 292             if (game.quad[jw.x][jw.y]!=IHDOT) {
 293                 /* can't move into object */
 294                 prout(_(" damaged but not destroyed."));
 295                 return;
 296             }
 297             proutn(_(" damaged--"));
 298             game.ks[ll] = jw;
 299             shoved = true;
 300             break;
 301         case IHB: /* Hit a base */
 302             skip(1);
 303             prout(_("***STARBASE DESTROYED.."));
 304             for_starbases(ll) {
 305                 if (same(game.state.baseq[ll], game.quadrant)) {
 306                     game.state.baseq[ll]=game.state.baseq[game.state.rembase];
 307                     break;
 308                 }
 309             }
 310             game.quad[w.x][w.y]=IHDOT;
 311             game.state.rembase--;
 312             game.base.x=game.base.y=0;
 313             q->starbase--;
 314             game.state.chart[game.quadrant.x][game.quadrant.y].starbase--;
 315             game.state.basekl++;
 316             newcnd();
 317             return;
 318         case IHP: /* Hit a planet */
 319             crmena(true, iquad, sector, w);
 320             prout(_(" destroyed."));
 321             game.state.nplankl++;
 322             q->planet = NOPLANET;
 323             DESTROY(&game.state.plnets[game.iplnet]);
 324             game.iplnet = 0;
 325             game.plnet.x = game.plnet.y = 0;
 326             game.quad[w.x][w.y] = IHDOT;
 327             if (game.landed==1) {
 328                 /* captain perishes on planet */
 329                 finish(FDPLANET);
 330             }
 331             return;
 332         case IHW: /* Hit an inhabited world -- very bad! */
 333             crmena(true, iquad, sector, w);
 334             prout(_(" destroyed."));
 335             game.state.nworldkl++;
 336             q->planet = NOPLANET;
 337             DESTROY(&game.state.plnets[game.iplnet]);
 338             game.iplnet = 0;
 339             game.plnet.x = game.plnet.y = 0;
 340             game.quad[w.x][w.y] = IHDOT;
 341             if (game.landed==1) {
 342                 /* captain perishes on planet */
 343                 finish(FDPLANET);
 344             }
 345             prout("You have just destroyed an inhabited planet.");
 346             prout("Celebratory rallies are being held on the Klingon homeworld.");
 347             return;
 348         case IHSTAR: /* Hit a star */
 349             if (Rand() > 0.10) {
 350                 nova(w);
 351                 return;
 352             }
 353             crmena(true, IHSTAR, sector, w);
 354             prout(_(" unaffected by photon blast."));
 355             return;
 356         case IHQUEST: /* Hit a thingy */
 357             if (!(game.options & OPTION_THINGY) || Rand()>0.7) {
 358                 skip(1);
 359                 prouts(_("AAAAIIIIEEEEEEEEAAAAAAAAUUUUUGGGGGHHHHHHHHHHHH!!!"));
 360                 skip(1);
 361                 prouts(_("    HACK!     HACK!    HACK!        *CHOKE!*  "));
 362                 skip(1);
 363                 proutn(_("Mr. Spock-"));
 364                 prouts(_("  \"Fascinating!\""));
 365                 skip(1);
 366                 deadkl(w, iquad, w);
 367             } else {
 368                 /*
 369                  * Stas Sergeev added the possibility that
 370                  * you can shove the Thingy and piss it off.
 371                  * It then becomes an enemy and may fire at you.
 372                  */
 373                 iqengry = true;
 374                 shoved = true;
 375             }
 376             return;
 377         case IHBLANK: /* Black hole */
 378             skip(1);
 379             crmena(true, IHBLANK, sector, w);
 380             prout(_(" swallows torpedo."));
 381             return;
 382         case IHWEB: /* hit the web */
 383             skip(1);
 384             prout(_("***Torpedo absorbed by Tholian web."));
 385             return;
 386         case IHT:  /* Hit a Tholian */
 387             h1 = 700.0 + 100.0*Rand() -
 388                 1000.0 * distance(w, in) * fabs(sin(bullseye-angle));
 389             h1 = fabs(h1);
 390             if (h1 >= 600) {
 391                 game.quad[w.x][w.y] = IHDOT;
 392                 game.ithere = false;
 393                 deadkl(w, iquad, w);
 394                 return;
 395             }
 396             skip(1);
 397             crmena(true, IHT, sector, w);
 398             if (Rand() > 0.05) {
 399                 prout(_(" survives photon blast."));
 400                 return;
 401             }
 402             prout(_(" disappears."));
 403             game.quad[w.x][w.y] = IHWEB;
 404             game.ithere = false;
 405             game.nenhere--;
 406             dropin(IHBLANK);
 407             return;
 408
 409         default: /* Problem! */
 410             skip(1);
 411             proutn("Don't know how to handle collision with ");
 412             crmena(true, iquad, sector, w);
 413             skip(1);
 414             return;
 415         }
 416         break;
 417     }
 418     if(curwnd!=message_window) {
 419         setwnd(message_window);
 420     }
 421     if (shoved) {
 422         game.quad[w.x][w.y]=IHDOT;
 423         game.quad[jw.x][jw.y]=iquad;
 424         prout(_(" displaced by blast to %s "), cramlc(sector, jw));
 425         for_local_enemies(ll)
 426             game.kdist[ll] = game.kavgd[ll] = distance(game.sector,game.ks[ll]);
 427         sortkl();
 428         return;
 429     }
 430     skip(1);
 431     prout(_("Torpedo missed."));
 432     return;
 433 }
 434
 435 static void fry(double hit)
 436 /* critical-hit resolution */
 437 {
 438     double ncrit, extradm;
 439     int ktr=1, loop1, loop2, j, cdam[NDEVICES];
 440
 441     /* a critical hit occured */
 442     if (hit < (275.0-25.0*game.skill)*(1.0+0.5*Rand())) return;
 443
 444     ncrit = 1.0 + hit/(500.0+100.0*Rand());
 445     proutn(_("***CRITICAL HIT--"));
 446     /* Select devices and cause damage */
 447     for (loop1 = 0; loop1 < ncrit && 0 < NDEVICES; loop1++) {
 448         do {
 449             j = NDEVICES*Rand();
 450             /* Cheat to prevent shuttle damage unless on ship */
 451         } while
 452               (game.damage[j]<0.0 || (j==DSHUTTL && game.iscraft!=1) || j==DDRAY);
 453         cdam[loop1] = j;
 454         extradm = (hit*game.damfac)/(ncrit*(75.0+25.0*Rand()));
 455         game.damage[j] += extradm;
 456         if (loop1 > 0) {
 457             for (loop2=2; loop2<=loop1 && j != cdam[loop2-1]; loop2++) ;
 458             if (loop2<=loop1) continue;
 459             ktr += 1;
 460             if (ktr==3) skip(1);
 461             proutn(_(" and "));
 462         }
 463         proutn(device[j]);
 464     }
 465     prout(_(" damaged."));
 466     if (damaged(DSHIELD) && game.shldup) {
 467         prout(_("***Shields knocked down."));
 468         game.shldup=false;
 469     }
 470 }
 471
 472 void attack(bool torps_ok)
 473 /* bad guy attacks us */
 474 {
 475     /* torps_ok == false forces use of phasers in an attack */
 476     int percent, loop, iquad;
 477     bool itflag, atackd = false, attempt = false, ihurt = false;
 478     double hit, pfac, dustfac, hitmax=0.0, hittot=0.0, chgfac=1.0, r;
 479     coord jay;
 480     enum loctype where = neither;
 481
 482     game.iattak = 1;
 483     if (game.alldone) return;
 484     if (idebug) prout("=== ATTACK!");
 485
 486     if (game.ithere) movetho();
 487
 488     if (game.neutz) { /* The one chance not to be attacked */
 489         game.neutz = false;
 490         return;
 491     }
 492     if ((((game.comhere || game.ishere) && !game.justin) || game.skill == SKILL_EMERITUS) && torps_ok) movcom();
 493     if (game.nenhere==0 || (game.nenhere==1 && iqhere && !iqengry)) return;
 494     pfac = 1.0/game.inshld;
 495     if (game.shldchg == 1) chgfac = 0.25+0.5*Rand();
 496     skip(1);
 497     if (game.skill <= SKILL_FAIR) where = sector;
 498     for_local_enemies(loop) {
 499         if (game.kpower[loop] < 0) continue;    /* too weak to attack */
 500         /* compute hit strength and diminsh shield power */
 501         r = Rand();
 502         /* Increase chance of photon torpedos if docked or enemy energy low */
 503         if (game.condition == docked) r *= 0.25;
 504         if (game.kpower[loop] < 500) r *= 0.25;
 505         jay = game.ks[loop];
 506         iquad = game.quad[jay.x][jay.y];
 507         if (iquad==IHT || (iquad==IHQUEST && !iqengry)) continue;
 508         itflag = (iquad == IHK && r > 0.0005) || !torps_ok ||
 509             (iquad==IHC && r > 0.015) ||
 510             (iquad==IHR && r > 0.3) ||
 511             (iquad==IHS && r > 0.07) ||
 512             (iquad==IHQUEST && r > 0.05);
 513         if (itflag) {
 514             /* Enemy uses phasers */
 515             if (game.condition == docked) continue; /* Don't waste the effort! */
 516             attempt = true; /* Attempt to attack */
 517             dustfac = 0.8+0.05*Rand();
 518             hit = game.kpower[loop]*pow(dustfac,game.kavgd[loop]);
 519             game.kpower[loop] *= 0.75;
 520         }
 521         else { /* Enemy used photon torpedo */
 522             double course = 1.90985*atan2((double)game.sector.y-jay.y, (double)jay.x-game.sector.x);
 523             hit = 0;
 524             proutn(_("***TORPEDO INCOMING"));
 525             if (!damaged(DSRSENS)) {
 526                 proutn(_(" From "));
 527                 crmena(false, iquad, where, jay);
 528             }
 529             attempt = true;
 530             prout("  ");
 531             r = (Rand()+Rand())*0.5 -0.5;
 532             r += 0.002*game.kpower[loop]*r;
 533             torpedo(course, r, jay, &hit, 1, 1);
 534             if (KLINGREM==0)
 535                 finish(FWON); /* Klingons did themselves in! */
 536             if (game.state.galaxy[game.quadrant.x][game.quadrant.y].supernova || game.alldone)
 537                 return; /* Supernova or finished */
 538             if (hit == 0) continue;
 539         }
 540         if (game.shldup || game.shldchg != 0 || game.condition==docked) {
 541             /* shields will take hits */
 542             double absorb, hitsh, propor = pfac*game.shield*(game.condition==docked ? 2.1 : 1.0);
 543             if(propor < 0.1) propor = 0.1;
 544             hitsh = propor*chgfac*hit+1.0;
 545             atackd = true;
 546             absorb = 0.8*hitsh;
 547             if (absorb > game.shield) absorb = game.shield;
 548             game.shield -= absorb;
 549             hit -= hitsh;
 550             if (game.condition==docked) dock(false);
 551             if (propor > 0.1 && hit < 0.005*game.energy) continue;
 552         }
 553         /* It's a hit -- print out hit size */
 554         atackd = true; /* We weren't going to check casualties, etc. if
 555                        shields were down for some strange reason. This
 556                        doesn't make any sense, so I've fixed it */
 557         ihurt = true;
 558         proutn(_("%d unit hit"), (int)hit);
 559         if ((damaged(DSRSENS) && itflag) || game.skill<=SKILL_FAIR) {
 560             proutn(_(" on the "));
 561             crmshp();
 562         }
 563         if (!damaged(DSRSENS) && itflag) {
 564             proutn(_(" from "));
 565             crmena(false, iquad, where, jay);
 566         }
 567         skip(1);
 568         /* Decide if hit is critical */
 569         if (hit > hitmax) hitmax = hit;
 570         hittot += hit;
 571         fry(hit);
 572         game.energy -= hit;
 573         if (game.condition==docked)
 574             dock(false);
 575     }
 576     if (game.energy <= 0) {
 577         /* Returning home upon your shield, not with it... */
 578         finish(FBATTLE);
 579         return;
 580     }
 581     if (!attempt && game.condition == docked)
 582         prout(_("***Enemies decide against attacking your ship."));
 583     if (!atackd) return;
 584     percent = 100.0*pfac*game.shield+0.5;
 585     if (!ihurt) {
 586         /* Shields fully protect ship */
 587         proutn(_("Enemy attack reduces shield strength to "));
 588     }
 589     else {
 590         /* Print message if starship suffered hit(s) */
 591         skip(1);
 592         proutn(_("Energy left %2d    shields "), (int)game.energy);
 593         if (game.shldup) proutn(_("up "));
 594         else if (!damaged(DSHIELD)) proutn(_("down "));
 595         else proutn(_("damaged, "));
 596     }
 597     prout(_("%d%%,   torpedoes left %d"), percent, game.torps);
 598     /* Check if anyone was hurt */
 599     if (hitmax >= 200 || hittot >= 500) {
 600         int icas= hittot*Rand()*0.015;
 601         if (icas >= 2) {
 602             skip(1);
 603             prout(_("Mc Coy-  \"Sickbay to bridge.  We suffered %d casualties"), icas);
 604             prout(_("   in that last attack.\""));
 605             game.casual += icas;
 606             game.state.crew -= icas;
 607         }
 608     }
 609     /* After attack, reset average distance to enemies */
 610     for_local_enemies(loop)
 611         game.kavgd[loop] = game.kdist[loop];
 612     sortkl();
 613     return;
 614 }
 615
 616 void deadkl(coord w, int type, coord mv)
 617 /* kill a Klingon, Tholian, Romulan, or Thingy */
 618 {
 619     /* Added mv to allow enemy to "move" before dying */
 620     int i,j;
 621
 622     skip(1);
 623     crmena(true, type, sector, mv);
 624     /* Decide what kind of enemy it is and update approriately */
 625     if (type == IHR) {
 626         /* chalk up a Romulan */
 627         game.state.galaxy[game.quadrant.x][game.quadrant.y].romulans--;
 628         game.irhere--;
 629         game.state.nromrem--;
 630     }
 631     else if (type == IHT) {
 632         /* Killed a Tholian */
 633         game.ithere = false;
 634     }
 635     else if (type == IHQUEST) {
 636         /* Killed a Thingy */
 637         iqhere = iqengry = false;
 638         thing.x =thing.y = 0;
 639     }
 640     else {
 641         /* Some type of a Klingon */
 642         game.state.galaxy[game.quadrant.x][game.quadrant.y].klingons--;
 643         game.klhere--;
 644         switch (type) {
 645         case IHC:
 646             game.comhere = false;
 647             for_commanders (i)
 648                 if (game.state.kcmdr[i].x==game.quadrant.x && game.state.kcmdr[i].y==game.quadrant.y) break;
 649             game.state.kcmdr[i] = game.state.kcmdr[game.state.remcom];
 650             game.state.kcmdr[game.state.remcom].x = 0;
 651             game.state.kcmdr[game.state.remcom].y = 0;
 652             game.state.remcom--;
 653             unschedule(FTBEAM);
 654             if (game.state.remcom != 0)
 655                 schedule(FTBEAM, expran(1.0*game.incom/game.state.remcom));
 656             break;
 657         case IHK:
 658             game.state.remkl--;
 659             break;
 660         case IHS:
 661             game.state.nscrem--;
 662             game.ishere = false;
 663             game.state.kscmdr.x = game.state.kscmdr.y = game.isatb = game.iscate = 0;
 664             unschedule(FSCMOVE);
 665             unschedule(FSCDBAS);
 666             break;
 667         }
 668     }
 669
 670     /* For each kind of enemy, finish message to player */
 671     prout(_(" destroyed."));
 672     game.quad[w.x][w.y] = IHDOT;
 673     if (KLINGREM==0) return;
 674
 675     game.state.remtime = game.state.remres/(game.state.remkl + 4*game.state.remcom);
 676
 677     /* Remove enemy ship from arrays describing local conditions */
 678     if (is_scheduled(FCDBAS) && game.battle.x==game.quadrant.x && game.battle.y==game.quadrant.y && type==IHC)
 679         unschedule(FCDBAS);
 680     for_local_enemies(i)
 681         if (same(game.ks[i], w)) break;
 682     game.nenhere--;
 683     if (i <= game.nenhere)  {
 684         for (j=i; j<=game.nenhere; j++) {
 685             game.ks[j] = game.ks[j+1];
 686             game.kpower[j] = game.kpower[j+1];
 687             game.kavgd[j] = game.kdist[j] = game.kdist[j+1];
 688         }
 689     }
 690     game.ks[game.nenhere+1].x = 0;
 691     game.ks[game.nenhere+1].x = 0;
 692     game.kdist[game.nenhere+1] = 0;
 693     game.kavgd[game.nenhere+1] = 0;
 694     game.kpower[game.nenhere+1] = 0;
 695     return;
 696 }
 697
 698 static bool targetcheck(double x, double y, double *course)
 699 {
 700     double deltx, delty;
 701     /* Return true if target is invalid */
 702     if (!VALID_SECTOR(x, y)) {
 703         huh();
 704         return true;
 705     }
 706     deltx = 0.1*(y - game.sector.y);
 707     delty = 0.1*(game.sector.x - x);
 708     if (deltx==0 && delty== 0) {
 709         skip(1);
 710         prout(_("Spock-  \"Bridge to sickbay.  Dr. McCoy,"));
 711         prout(_("  I recommend an immediate review of"));
 712         prout(_("  the Captain's psychological profile.\""));
 713         chew();
 714         return true;
 715     }
 716     *course = 1.90985932*atan2(deltx, delty);
 717     return false;
 718 }
 719
 720 void photon(void)
 721 /* launch photon torpedo */
 722 {
 723     double targ[4][3], course[4];
 724     double r, dummy;
 725     int key, n, i;
 726     bool osuabor;
 727
 728     game.ididit = false;
 729
 730     if (damaged(DPHOTON)) {
 731         prout(_("Photon tubes damaged."));
 732         chew();
 733         return;
 734     }
 735     if (game.torps == 0) {
 736         prout(_("No torpedoes left."));
 737         chew();
 738         return;
 739     }
 740     key = scan();
 741     for (;;) {
 742         if (key == IHALPHA) {
 743             huh();
 744             return;
 745         }
 746         else if (key == IHEOL) {
 747             prout(_("%d torpedoes left."), game.torps);
 748             proutn(_("Number of torpedoes to fire- "));
 749             key = scan();
 750         }
 751         else /* key == IHREAL */ {
 752             n = aaitem + 0.5;
 753             if (n <= 0) { /* abort command */
 754                 chew();
 755                 return;
 756             }
 757             if (n > 3) {
 758                 chew();
 759                 prout(_("Maximum of 3 torpedoes per burst."));
 760                 key = IHEOL;
 761                 return;
 762             }
 763             if (n <= game.torps) break;
 764             chew();
 765             key = IHEOL;
 766         }
 767     }
 768     for (i = 1; i <= n; i++) {
 769         key = scan();
 770         if (i==1 && key == IHEOL) {
 771             break;      /* we will try prompting */
 772         }
 773         if (i==2 && key == IHEOL) {
 774             /* direct all torpedoes at one target */
 775             while (i <= n) {
 776                 targ[i][1] = targ[1][1];
 777                 targ[i][2] = targ[1][2];
 778                 course[i] = course[1];
 779                 i++;
 780             }
 781             break;
 782         }
 783         if (key != IHREAL) {
 784             huh();
 785             return;
 786         }
 787         targ[i][1] = aaitem;
 788         key = scan();
 789         if (key != IHREAL) {
 790             huh();
 791             return;
 792         }
 793         targ[i][2] = aaitem;
 794         if (targetcheck(targ[i][1], targ[i][2], &course[i])) return;
 795     }
 796     chew();
 797     if (i == 1 && key == IHEOL) {
 798         /* prompt for each one */
 799         for (i = 1; i <= n; i++) {
 800             proutn(_("Target sector for torpedo number %d- "), i);
 801             key = scan();
 802             if (key != IHREAL) {
 803                 huh();
 804                 return;
 805             }
 806             targ[i][1] = aaitem;
 807             key = scan();
 808             if (key != IHREAL) {
 809                 huh();
 810                 return;
 811             }
 812             targ[i][2] = aaitem;
 813             chew();
 814             if (targetcheck(targ[i][1], targ[i][2], &course[i])) return;
 815         }
 816     }
 817     game.ididit = true;
 818     /* Loop for moving <n> torpedoes */
 819     osuabor = false;
 820     for (i = 1; i <= n && !osuabor; i++) {
 821         if (game.condition != docked) game.torps--;
 822         r = (Rand()+Rand())*0.5 -0.5;
 823         if (fabs(r) >= 0.47) {
 824             /* misfire! */
 825             r = (Rand()+1.2) * r;
 826             if (n>1) {
 827                 prouts(_("***TORPEDO NUMBER %d MISFIRES"), i);
 828             }
 829             else prouts(_("***TORPEDO MISFIRES."));
 830             skip(1);
 831             if (i < n)
 832                 prout(_("  Remainder of burst aborted."));
 833             osuabor = true;
 834             if (Rand() <= 0.2) {
 835                 prout(_("***Photon tubes damaged by misfire."));
 836                 game.damage[DPHOTON] = game.damfac*(1.0+2.0*Rand());
 837                 break;
 838             }
 839         }
 840         if (game.shldup || game.condition == docked)
 841             r *= 1.0 + 0.0001*game.shield;
 842         torpedo(course[i], r, game.sector, &dummy, i, n);
 843         if (game.alldone || game.state.galaxy[game.quadrant.x][game.quadrant.y].supernova)
 844             return;
 845     }
 846     if (KLINGREM==0) finish(FWON);
 847 }
 848
 849
 850
 851 static void overheat(double rpow)
 852 /* check for phasers overheating */
 853 {
 854     if (rpow > 1500) {
 855         double chekbrn = (rpow-1500.)*0.00038;
 856         if (Rand() <= chekbrn) {
 857             prout(_("Weapons officer Sulu-  \"Phasers overheated, sir.\""));
 858             game.damage[DPHASER] = game.damfac*(1.0 + Rand()) * (1.0+chekbrn);
 859         }
 860     }
 861 }
 862
 863 static bool checkshctrl(double rpow)
 864 /* check shield control */
 865 {
 866     double hit;
 867     int icas;
 868
 869     skip(1);
 870     if (Rand() < .998) {
 871         prout(_("Shields lowered."));
 872         return false;
 873     }
 874     /* Something bad has happened */
 875     prouts(_("***RED ALERT!  RED ALERT!"));
 876     skip(2);
 877     hit = rpow*game.shield/game.inshld;
 878     game.energy -= rpow+hit*0.8;
 879     game.shield -= hit*0.2;
 880     if (game.energy <= 0.0) {
 881         prouts(_("Sulu-  \"Captain! Shield malf***********************\""));
 882         skip(1);
 883         stars();
 884         finish(FPHASER);
 885         return true;
 886     }
 887     prouts(_("Sulu-  \"Captain! Shield malfunction! Phaser fire contained!\""));
 888     skip(2);
 889     prout(_("Lt. Uhura-  \"Sir, all decks reporting damage.\""));
 890     icas = hit*Rand()*0.012;
 891     skip(1);
 892     fry(0.8*hit);
 893     if (icas) {
 894         skip(1);
 895         prout(_("McCoy to bridge- \"Severe radiation burns, Jim."));
 896         prout(_("  %d casualties so far.\""), icas);
 897         game.casual += icas;
 898         game.state.crew -= icas;
 899     }
 900     skip(1);
 901     prout(_("Phaser energy dispersed by shields."));
 902     prout(_("Enemy unaffected."));
 903     overheat(rpow);
 904     return true;
 905 }
 906
 907
 908 void phasers(void)
 909 /* fire phasers */
 910 {
 911     double hits[21], rpow=0, extra, powrem, over, temp;
 912     int kz = 0, k=1, i, irec=0; /* Cheating inhibitor */
 913     bool ifast = false, no = false, ipoop = true, msgflag = true;
 914     enum {NOTSET, MANUAL, FORCEMAN, AUTOMATIC} automode = NOTSET;
 915     int key=0;
 916
 917     skip(1);
 918     /* SR sensors and Computer */
 919     if (damaged(DSRSENS) || damaged(DCOMPTR)) ipoop = false;
 920     if (game.condition == docked) {
 921         prout(_("Phasers can't be fired through base shields."));
 922         chew();
 923         return;
 924     }
 925     if (damaged(DPHASER)) {
 926         prout(_("Phaser control damaged."));
 927         chew();
 928         return;
 929     }
 930     if (game.shldup) {
 931         if (damaged(DSHCTRL)) {
 932             prout(_("High speed shield control damaged."));
 933             chew();
 934             return;
 935         }
 936         if (game.energy <= 200.0) {
 937             prout(_("Insufficient energy to activate high-speed shield control."));
 938             chew();
 939             return;
 940         }
 941         prout(_("Weapons Officer Sulu-  \"High-speed shield control enabled, sir.\""));
 942         ifast = true;
 943
 944     }
 945     /* Original code so convoluted, I re-did it all */
 946     while (automode==NOTSET) {
 947         key=scan();
 948         if (key == IHALPHA) {
 949             if (isit("manual")) {
 950                 if (game.nenhere==0) {
 951                     prout(_("There is no enemy present to select."));
 952                     chew();
 953                     key = IHEOL;
 954                     automode=AUTOMATIC;
 955                 }
 956                 else {
 957                     automode = MANUAL;
 958                     key = scan();
 959                 }
 960             }
 961             else if (isit("automatic")) {
 962                 if ((!ipoop) && game.nenhere != 0) {
 963                     automode = FORCEMAN;
 964                 }
 965                 else {
 966                     if (game.nenhere==0)
 967                         prout(_("Energy will be expended into space."));
 968                     automode = AUTOMATIC;
 969                     key = scan();
 970                 }
 971             }
 972             else if (isit("no")) {
 973                 no = true;
 974             }
 975             else {
 976                 huh();
 977                 return;
 978             }
 979         }
 980         else if (key == IHREAL) {
 981             if (game.nenhere==0) {
 982                 prout(_("Energy will be expended into space."));
 983                 automode = AUTOMATIC;
 984             }
 985             else if (!ipoop)
 986                 automode = FORCEMAN;
 987             else
 988                 automode = AUTOMATIC;
 989         }
 990         else {
 991             /* IHEOL */
 992             if (game.nenhere==0) {
 993                 prout(_("Energy will be expended into space."));
 994                 automode = AUTOMATIC;
 995             }
 996             else if (!ipoop)
 997                 automode = FORCEMAN;
 998             else
 999                 proutn(_("Manual or automatic? "));
1000         }
1001     }
1002
1003     switch (automode) {
1004     case AUTOMATIC:
1005         if (key == IHALPHA && isit("no")) {
1006             no = true;
1007             key = scan();
1008         }
1009         if (key != IHREAL && game.nenhere != 0) {
1010             prout(_("Phasers locked on target. Energy available: %.2f"),
1011                   ifast?game.energy-200.0:game.energy,1,2);
1012         }
1013         irec=0;
1014         do {
1015             chew();
1016             if (!kz) for_local_enemies(i)
1017                 irec+=fabs(game.kpower[i])/(PHASEFAC*pow(0.90,game.kdist[i]))*
1018                     (1.01+0.05*Rand()) + 1.0;
1019             kz=1;
1020             proutn(_("(%d) units required. "), irec);
1021             chew();
1022             proutn(_("Units to fire= "));
1023             key = scan();
1024             if (key!=IHREAL) return;
1025             rpow = aaitem;
1026             if (rpow > (ifast?game.energy-200:game.energy)) {
1027                 proutn(_("Energy available= %.2f"),
1028                        ifast?game.energy-200:game.energy);
1029                 skip(1);
1030                 key = IHEOL;
1031             }
1032         } while (rpow > (ifast?game.energy-200:game.energy));
1033         if (rpow<=0) {
1034             /* chicken out */
1035             chew();
1036             return;
1037         }
1038         if ((key=scan()) == IHALPHA && isit("no")) {
1039             no = true;
1040         }
1041         if (ifast) {
1042             game.energy -= 200; /* Go and do it! */
1043             if (checkshctrl(rpow)) return;
1044         }
1045         chew();
1046         game.energy -= rpow;
1047         extra = rpow;
1048         if (game.nenhere) {
1049             extra = 0.0;
1050             powrem = rpow;
1051             for_local_enemies(i) {
1052                 hits[i] = 0.0;
1053                 if (powrem <= 0) continue;
1054                 hits[i] = fabs(game.kpower[i])/(PHASEFAC*pow(0.90,game.kdist[i]));
1055                 over = (0.01 + 0.05*Rand())*hits[i];
1056                 temp = powrem;
1057                 powrem -= hits[i] + over;
1058                 if (powrem <= 0 && temp < hits[i]) hits[i] = temp;
1059                 if (powrem <= 0) over = 0.0;
1060                 extra += over;
1061             }
1062             if (powrem > 0.0) extra += powrem;
1063             hittem(hits);
1064             game.ididit = true;
1065         }
1066         if (extra > 0 && !game.alldone) {
1067             if (game.ithere) {
1068                 proutn(_("*** Tholian web absorbs "));
1069                 if (game.nenhere>0) proutn(_("excess "));
1070                 prout(_("phaser energy."));
1071             }
1072             else {
1073                 prout(_("%d expended on empty space."), (int)extra);
1074             }
1075         }
1076         break;
1077
1078     case FORCEMAN:
1079         chew();
1080         key = IHEOL;
1081         if (damaged(DCOMPTR))
1082             prout(_("Battle comuter damaged, manual file only."));
1083         else {
1084             skip(1);
1085             prouts(_("---WORKING---"));
1086             skip(1);
1087             prout(_("Short-range-sensors-damaged"));
1088             prout(_("Insufficient-data-for-automatic-phaser-fire"));
1089             prout(_("Manual-fire-must-be-used"));
1090             skip(1);
1091         }
1092     case MANUAL:
1093         rpow = 0.0;
1094         for (k = 1; k <= game.nenhere;) {
1095             coord aim = game.ks[k];
1096             int ienm = game.quad[aim.x][aim.y];
1097             if (msgflag) {
1098                 proutn(_("Energy available= %.2f"),
1099                        game.energy-.006-(ifast?200:0));
1100                 skip(1);
1101                 msgflag = false;
1102                 rpow = 0.0;
1103             }
1104             if (damaged(DSRSENS) && !(abs(game.sector.x-aim.x) < 2 && abs(game.sector.y-aim.y) < 2) &&
1105                 (ienm == IHC || ienm == IHS)) {
1106                 cramen(ienm);
1107                 prout(_(" can't be located without short range scan."));
1108                 chew();
1109                 key = IHEOL;
1110                 hits[k] = 0; /* prevent overflow -- thanks to Alexei Voitenko */
1111                 k++;
1112                 continue;
1113             }
1114             if (key == IHEOL) {
1115                 chew();
1116                 if (ipoop && k > kz)
1117                     irec=(fabs(game.kpower[k])/(PHASEFAC*pow(0.9,game.kdist[k])))*
1118                         (1.01+0.05*Rand()) + 1.0;
1119                 kz = k;
1120                 proutn("(");
1121                 if (!damaged(DCOMPTR)) proutn("%d", irec);
1122                 else proutn("??");
1123                 proutn(")  ");
1124                 proutn(_("units to fire at "));
1125                 crmena(false, ienm, sector, aim);
1126                 proutn("-  ");
1127                 key = scan();
1128             }
1129             if (key == IHALPHA && isit("no")) {
1130                 no = 1;
1131                 key = scan();
1132                 continue;
1133             }
1134             if (key == IHALPHA) {
1135                 huh();
1136                 return;
1137             }
1138             if (key == IHEOL) {
1139                 if (k==1) { /* Let me say I'm baffled by this */
1140                     msgflag = true;
1141                 }
1142                 continue;
1143             }
1144             if (aaitem < 0) {
1145                 /* abort out */
1146                 chew();
1147                 return;
1148             }
1149             hits[k] = aaitem;
1150             rpow += aaitem;
1151             /* If total requested is too much, inform and start over */
1152
1153             if (rpow > (ifast?game.energy-200:game.energy)) {
1154                 prout(_("Available energy exceeded -- try again."));
1155                 chew();
1156                 return;
1157             }
1158             key = scan(); /* scan for next value */
1159             k++;
1160         }
1161         if (rpow == 0.0) {
1162             /* zero energy -- abort */
1163             chew();
1164             return;
1165         }
1166         if (key == IHALPHA && isit("no")) {
1167             no = true;
1168         }
1169         game.energy -= rpow;
1170         chew();
1171         if (ifast) {
1172             game.energy -= 200.0;
1173             if (checkshctrl(rpow)) return;
1174         }
1175         hittem(hits);
1176         game.ididit = true;
1177     case NOTSET:;       /* avoid gcc warning */
1178     }
1179     /* Say shield raised or malfunction, if necessary */
1180     if (game.alldone)
1181         return;
1182     if (ifast) {
1183         skip(1);
1184         if (no == 0) {
1185             if (Rand() >= 0.99) {
1186                 prout(_("Sulu-  \"Sir, the high-speed shield control has malfunctioned . . ."));
1187                 prouts(_("         CLICK   CLICK   POP  . . ."));
1188                 prout(_(" No response, sir!"));
1189                 game.shldup = false;
1190             }
1191             else
1192                 prout(_("Shields raised."));
1193         }
1194         else
1195             game.shldup = false;
1196     }
1197     overheat(rpow);
1198 }
1199
1200 void hittem(double *hits)
1201 /* register a phaser hit on Klingons and Romulans */
1202 {
1203     double kp, kpow, wham, hit, dustfac, kpini;
1204     int nenhr2=game.nenhere, k=1, kk=1, ienm;
1205     coord w;
1206
1207     skip(1);
1208
1209     for (; k <= nenhr2; k++, kk++) {
1210         if ((wham = hits[k])==0) continue;
1211         dustfac = 0.9 + 0.01*Rand();
1212         hit = wham*pow(dustfac,game.kdist[kk]);
1213         kpini = game.kpower[kk];
1214         kp = fabs(kpini);
1215         if (PHASEFAC*hit < kp) kp = PHASEFAC*hit;
1216         game.kpower[kk] -= (game.kpower[kk] < 0 ? -kp: kp);
1217         kpow = game.kpower[kk];
1218         w = game.ks[kk];
1219         if (hit > 0.005) {
1220             if (!damaged(DSRSENS))
1221                 boom(w);
1222             proutn(_("%d unit hit on "), (int)hit);
1223         }
1224         else
1225             proutn(_("Very small hit on "));
1226         ienm = game.quad[w.x][w.y];
1227         if (ienm==IHQUEST) iqengry = true;
1228         crmena(false,ienm,sector,w);
1229         skip(1);
1230         if (kpow == 0) {
1231             deadkl(w, ienm, w);
1232             if (KLINGREM==0) finish(FWON);
1233             if (game.alldone) return;
1234             kk--; /* don't do the increment */
1235         }
1236         else /* decide whether or not to emasculate klingon */
1237             if (kpow > 0 && Rand() >= 0.9 &&
1238                 kpow <= ((0.4 + 0.4*Rand())*kpini)) {
1239                 prout(_("***Mr. Spock-  \"Captain, the vessel at "),
1240                       cramlc(sector, w));
1241                 prout(_("   has just lost its firepower.\""));
1242                 game.kpower[kk] = -kpow;
1243             }
1244     }
1245     return;
1246 }
1247