src/battle.c

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