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.condit != IHDOCKED) 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.x, game.sector.y);
 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, int inx, int iny, double *hit, int i, int n)
 182 /* let a photon torpedo fly */
 183 {
 184     int l, iquad=0, jx=0, jy=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=inx, y=iny, 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;
 193
 194     w.x = w.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.condit==IHDOCKED)
 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.x, w.y, 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*sqrt(square(w.x-inx)+square(w.y-iny))*
 225                 fabs(sin(bullseye-angle));
 226             *hit = fabs(*hit);
 227             newcnd(); /* we're blown out of dock */
 228             /* We may be displaced. */
 229             if (game.landed==1 || game.condit==IHDOCKED) return; /* Cheat if on a planet */
 230             ang = angle + 2.5*(Rand()-0.5);
 231             temp = fabs(sin(ang));
 232             if (fabs(cos(ang)) > temp) temp = fabs(cos(ang));
 233             xx = -sin(ang)/temp;
 234             yy = cos(ang)/temp;
 235             jx=w.x+xx+0.5;
 236             jy=w.y+yy+0.5;
 237             if (!VALID_SECTOR(jx, jy)) return;
 238             if (game.quad[jx][jy]==IHBLANK) {
 239                 finish(FHOLE);
 240                 return;
 241             }
 242             if (game.quad[jx][jy]!=IHDOT) {
 243                 /* can't move into object */
 244                 return;
 245             }
 246             game.sector.x = jx;
 247             game.sector.y = jy;
 248             crmshp();
 249             shoved = true;
 250             break;
 251
 252         case IHC: /* Hit a commander */
 253         case IHS:
 254             if (Rand() <= 0.05) {
 255                 crmena(true, iquad, sector, w);
 256                 prout(_(" uses anti-photon device;"));
 257                 prout(_("   torpedo neutralized."));
 258                 return;
 259             }
 260         case IHR: /* Hit a regular enemy */
 261         case IHK:
 262             /* find the enemy */
 263             for_local_enemies(ll)
 264                 if (w.x==game.ks[ll].x && w.y==game.ks[ll].y) break;
 265             kp = fabs(game.kpower[ll]);
 266             h1 = 700.0 + 100.0*Rand() -
 267                 1000.0*sqrt(square(w.x-inx)+square(w.y-iny))*
 268                 fabs(sin(bullseye-angle));
 269             h1 = fabs(h1);
 270             if (kp < h1) h1 = kp;
 271             game.kpower[ll] -= (game.kpower[ll]<0 ? -h1 : h1);
 272             if (game.kpower[ll] == 0) {
 273                 deadkl(w, iquad, w.x, w.y);
 274                 return;
 275             }
 276             crmena(true, iquad, sector, w);
 277             /* If enemy damaged but not destroyed, try to displace */
 278             ang = angle + 2.5*(Rand()-0.5);
 279             temp = fabs(sin(ang));
 280             if (fabs(cos(ang)) > temp) temp = fabs(cos(ang));
 281             xx = -sin(ang)/temp;
 282             yy = cos(ang)/temp;
 283             jx=w.x+xx+0.5;
 284             jy=w.y+yy+0.5;
 285             if (!VALID_SECTOR(jx, jy)) {
 286                 prout(_(" damaged but not destroyed."));
 287                 return;
 288             }
 289             if (game.quad[jx][jy]==IHBLANK) {
 290                 prout(_(" buffeted into black hole."));
 291                 deadkl(w, iquad, jx, jy);
 292                 return;
 293             }
 294             if (game.quad[jx][jy]!=IHDOT) {
 295                 /* can't move into object */
 296                 prout(_(" damaged but not destroyed."));
 297                 return;
 298             }
 299             proutn(_(" damaged--"));
 300             game.ks[ll].x = jx;
 301             game.ks[ll].y = jy;
 302             shoved = true;
 303             break;
 304         case IHB: /* Hit a base */
 305             skip(1);
 306             prout(_("***STARBASE DESTROYED.."));
 307             for_starbases(ll) {
 308                 if (same(game.state.baseq[ll], game.quadrant)) {
 309                     game.state.baseq[ll]=game.state.baseq[game.state.rembase];
 310                     break;
 311                 }
 312             }
 313             game.quad[w.x][w.y]=IHDOT;
 314             game.state.rembase--;
 315             game.base.x=game.base.y=0;
 316             q->starbase--;
 317             game.state.chart[game.quadrant.x][game.quadrant.y].starbase--;
 318             game.state.basekl++;
 319             newcnd();
 320             return;
 321         case IHP: /* Hit a planet */
 322             crmena(true, iquad, sector, w);
 323             prout(_(" destroyed."));
 324             game.state.nplankl++;
 325             q->planet = NOPLANET;
 326             DESTROY(&game.state.plnets[game.iplnet]);
 327             game.iplnet = 0;
 328             game.plnet.x = game.plnet.y = 0;
 329             game.quad[w.x][w.y] = IHDOT;
 330             if (game.landed==1) {
 331                 /* captain perishes on planet */
 332                 finish(FDPLANET);
 333             }
 334             return;
 335         case IHW: /* Hit an inhabited world -- very bad! */
 336             crmena(true, iquad, sector, w);
 337             prout(_(" destroyed."));
 338             game.state.nworldkl++;
 339             q->planet = NOPLANET;
 340             DESTROY(&game.state.plnets[game.iplnet]);
 341             game.iplnet = 0;
 342             game.plnet.x = game.plnet.y = 0;
 343             game.quad[w.x][w.y] = IHDOT;
 344             if (game.landed==1) {
 345                 /* captain perishes on planet */
 346                 finish(FDPLANET);
 347             }
 348             prout("You have just destroyed an inhabited planet.");
 349             prout("Celebratory rallies are being held on the Klingon homeworld.");
 350             return;
 351         case IHSTAR: /* Hit a star */
 352             if (Rand() > 0.10) {
 353                 nova(w);
 354                 return;
 355             }
 356             crmena(true, IHSTAR, sector, w);
 357             prout(_(" unaffected by photon blast."));
 358             return;
 359         case IHQUEST: /* Hit a thingy */
 360             if (!(game.options & OPTION_THINGY) || Rand()>0.7) {
 361                 skip(1);
 362                 prouts(_("AAAAIIIIEEEEEEEEAAAAAAAAUUUUUGGGGGHHHHHHHHHHHH!!!"));
 363                 skip(1);
 364                 prouts(_("    HACK!     HACK!    HACK!        *CHOKE!*  "));
 365                 skip(1);
 366                 proutn(_("Mr. Spock-"));
 367                 prouts(_("  \"Fascinating!\""));
 368                 skip(1);
 369                 deadkl(w, iquad, w.x, w.y);
 370             } else {
 371                 /*
 372                  * Stas Sergeev added the possibility that
 373                  * you can shove the Thingy and piss it off.
 374                  * It then becomes an enemy and may fire at you.
 375                  */
 376                 iqengry = true;
 377                 shoved = true;
 378             }
 379             return;
 380         case IHBLANK: /* Black hole */
 381             skip(1);
 382             crmena(true, IHBLANK, sector, w);
 383             prout(_(" swallows torpedo."));
 384             return;
 385         case IHWEB: /* hit the web */
 386             skip(1);
 387             prout(_("***Torpedo absorbed by Tholian web."));
 388             return;
 389         case IHT:  /* Hit a Tholian */
 390             h1 = 700.0 + 100.0*Rand() -
 391                 1000.0*sqrt(square(w.x-inx)+square(w.y-iny))*
 392                 fabs(sin(bullseye-angle));
 393             h1 = fabs(h1);
 394             if (h1 >= 600) {
 395                 game.quad[w.x][w.y] = IHDOT;
 396                 game.ithere = false;
 397                 game.tholian.x = game.tholian.y = 0;
 398                 deadkl(w, iquad, w.x, w.y);
 399                 return;
 400             }
 401             skip(1);
 402             crmena(true, IHT, sector, w);
 403             if (Rand() > 0.05) {
 404                 prout(_(" survives photon blast."));
 405                 return;
 406             }
 407             prout(_(" disappears."));
 408             game.quad[w.x][w.y] = IHWEB;
 409             game.ithere = false;
 410             game.tholian.x = game.tholian.y = 0;
 411             game.nenhere--;
 412             {
 413                 coord dummy;
 414                 dropin(IHBLANK, &dummy);
 415             }
 416             return;
 417
 418         default: /* Problem! */
 419             skip(1);
 420             proutn("Don't know how to handle collision with ");
 421             crmena(true, iquad, sector, w);
 422             skip(1);
 423             return;
 424         }
 425         break;
 426     }
 427     if(curwnd!=message_window) {
 428         setwnd(message_window);
 429     }
 430     if (shoved) {
 431         game.quad[w.x][w.y]=IHDOT;
 432         game.quad[jx][jy]=iquad;
 433         prout(_(" displaced by blast to %s "), cramlc(sector, w));
 434         for_local_enemies(ll)
 435             game.kdist[ll] = game.kavgd[ll] = sqrt(square(game.sector.x-game.ks[ll].x)+square(game.sector.y-game.ks[ll].y));
 436         sortkl();
 437         return;
 438     }
 439     skip(1);
 440     prout(_("Torpedo missed."));
 441     return;
 442 }
 443
 444 static void fry(double hit)
 445 /* critical-hit resolution */
 446 {
 447     double ncrit, extradm;
 448     int ktr=1, loop1, loop2, j, cdam[NDEVICES];
 449
 450     /* a critical hit occured */
 451     if (hit < (275.0-25.0*game.skill)*(1.0+0.5*Rand())) return;
 452
 453     ncrit = 1.0 + hit/(500.0+100.0*Rand());
 454     proutn(_("***CRITICAL HIT--"));
 455     /* Select devices and cause damage */
 456     for (loop1 = 0; loop1 < ncrit && 0 < NDEVICES; loop1++) {
 457         do {
 458             j = NDEVICES*Rand();
 459             /* Cheat to prevent shuttle damage unless on ship */
 460         } while
 461               (game.damage[j]<0.0 || (j==DSHUTTL && game.iscraft!=1) || j==DDRAY);
 462         cdam[loop1] = j;
 463         extradm = (hit*game.damfac)/(ncrit*(75.0+25.0*Rand()));
 464         game.damage[j] += extradm;
 465         if (loop1 > 0) {
 466             for (loop2=2; loop2<=loop1 && j != cdam[loop2-1]; loop2++) ;
 467             if (loop2<=loop1) continue;
 468             ktr += 1;
 469             if (ktr==3) skip(1);
 470             proutn(_(" and "));
 471         }
 472         proutn(device[j]);
 473     }
 474     prout(_(" damaged."));
 475     if (damaged(DSHIELD) && game.shldup) {
 476         prout(_("***Shields knocked down."));
 477         game.shldup=false;
 478     }
 479 }
 480
 481 void attack(bool torps_ok)
 482 /* bad guy attacks us */
 483 {
 484     /* torps_ok == false forces use of phasers in an attack */
 485     int percent, loop, iquad;
 486     bool itflag, atackd = false, attempt = false, ihurt = false;
 487     double hit, pfac, dustfac, hitmax=0.0, hittot=0.0, chgfac=1.0, r;
 488     coord jay;
 489     enum loctype where = neither;
 490
 491     game.iattak = 1;
 492     if (game.alldone) return;
 493     if (idebug) prout("=== ATTACK!");
 494
 495     if (game.ithere) movetho();
 496
 497     if (game.neutz) { /* The one chance not to be attacked */
 498         game.neutz = 0;
 499         return;
 500     }
 501     if ((((game.comhere || game.ishere) && !game.justin) || game.skill == SKILL_EMERITUS) && torps_ok) movcom();
 502     if (game.nenhere==0 || (game.nenhere==1 && iqhere && !iqengry)) return;
 503     pfac = 1.0/game.inshld;
 504     if (game.shldchg == 1) chgfac = 0.25+0.5*Rand();
 505     skip(1);
 506     if (game.skill <= SKILL_FAIR) where = sector;
 507     for_local_enemies(loop) {
 508         if (game.kpower[loop] < 0) continue;    /* too weak to attack */
 509         /* compute hit strength and diminsh shield power */
 510         r = Rand();
 511         /* Increase chance of photon torpedos if docked or enemy energy low */
 512         if (game.condit == IHDOCKED) r *= 0.25;
 513         if (game.kpower[loop] < 500) r *= 0.25;
 514         jay = game.ks[loop];
 515         iquad = game.quad[jay.x][jay.y];
 516         if (iquad==IHT || (iquad==IHQUEST && !iqengry)) continue;
 517         itflag = (iquad == IHK && r > 0.0005) || !torps_ok ||
 518             (iquad==IHC && r > 0.015) ||
 519             (iquad==IHR && r > 0.3) ||
 520             (iquad==IHS && r > 0.07) ||
 521             (iquad==IHQUEST && r > 0.05);
 522         if (itflag) {
 523             /* Enemy uses phasers */
 524             if (game.condit == IHDOCKED) continue; /* Don't waste the effort! */
 525             attempt = true; /* Attempt to attack */
 526             dustfac = 0.8+0.05*Rand();
 527             hit = game.kpower[loop]*pow(dustfac,game.kavgd[loop]);
 528             game.kpower[loop] *= 0.75;
 529         }
 530         else { /* Enemy used photon torpedo */
 531             double course = 1.90985*atan2((double)game.sector.y-jay.y, (double)jay.x-game.sector.x);
 532             hit = 0;
 533             proutn(_("***TORPEDO INCOMING"));
 534             if (!damaged(DSRSENS)) {
 535                 proutn(_(" From "));
 536                 crmena(false, iquad, where, jay);
 537             }
 538             attempt = true;
 539             prout("  ");
 540             r = (Rand()+Rand())*0.5 -0.5;
 541             r += 0.002*game.kpower[loop]*r;
 542             torpedo(course, r, jay.x, jay.y, &hit, 1, 1);
 543             if (KLINGREM==0)
 544                 finish(FWON); /* Klingons did themselves in! */
 545             if (game.state.galaxy[game.quadrant.x][game.quadrant.y].supernova || game.alldone)
 546                 return; /* Supernova or finished */
 547             if (hit == 0) continue;
 548         }
 549         if (game.shldup || game.shldchg != 0 || game.condit==IHDOCKED) {
 550             /* shields will take hits */
 551             double absorb, hitsh, propor = pfac*game.shield*(game.condit==IHDOCKED ? 2.1 : 1.0);
 552             if(propor < 0.1) propor = 0.1;
 553             hitsh = propor*chgfac*hit+1.0;
 554             atackd = true;
 555             absorb = 0.8*hitsh;
 556             if (absorb > game.shield) absorb = game.shield;
 557             game.shield -= absorb;
 558             hit -= hitsh;
 559             if (game.condit==IHDOCKED) dock(false);
 560             if (propor > 0.1 && hit < 0.005*game.energy) continue;
 561         }
 562         /* It's a hit -- print out hit size */
 563         atackd = true; /* We weren't going to check casualties, etc. if
 564                        shields were down for some strange reason. This
 565                        doesn't make any sense, so I've fixed it */
 566         ihurt = true;
 567         proutn(_("%d unit hit"), (int)hit);
 568         if ((damaged(DSRSENS) && itflag) || game.skill<=SKILL_FAIR) {
 569             proutn(_(" on the "));
 570             crmshp();
 571         }
 572         if (!damaged(DSRSENS) && itflag) {
 573             proutn(_(" from "));
 574             crmena(false, iquad, where, jay);
 575         }
 576         skip(1);
 577         /* Decide if hit is critical */
 578         if (hit > hitmax) hitmax = hit;
 579         hittot += hit;
 580         fry(hit);
 581         game.energy -= hit;
 582         if (game.condit==IHDOCKED)
 583             dock(false);
 584     }
 585     if (game.energy <= 0) {
 586         /* Returning home upon your shield, not with it... */
 587         finish(FBATTLE);
 588         return;
 589     }
 590     if (!attempt && game.condit == IHDOCKED)
 591         prout(_("***Enemies decide against attacking your ship."));
 592     if (!atackd) return;
 593     percent = 100.0*pfac*game.shield+0.5;
 594     if (!ihurt) {
 595         /* Shields fully protect ship */
 596         proutn(_("Enemy attack reduces shield strength to "));
 597     }
 598     else {
 599         /* Print message if starship suffered hit(s) */
 600         skip(1);
 601         proutn(_("Energy left %2d    shields "), (int)game.energy);
 602         if (game.shldup) proutn(_("up "));
 603         else if (!damaged(DSHIELD)) proutn(_("down "));
 604         else proutn(_("damaged, "));
 605     }
 606     prout(_("%d%%,   torpedoes left %d"), percent, game.torps);
 607     /* Check if anyone was hurt */
 608     if (hitmax >= 200 || hittot >= 500) {
 609         int icas= hittot*Rand()*0.015;
 610         if (icas >= 2) {
 611             skip(1);
 612             prout(_("Mc Coy-  \"Sickbay to bridge.  We suffered %d casualties"), icas);
 613             prout(_("   in that last attack.\""));
 614             game.casual += icas;
 615             game.state.crew -= icas;
 616         }
 617     }
 618     /* After attack, reset average distance to enemies */
 619     for_local_enemies(loop)
 620         game.kavgd[loop] = game.kdist[loop];
 621     sortkl();
 622     return;
 623 }
 624
 625 void deadkl(coord w, int type, int ixx, int iyy)
 626 /* kill a Klingon, Tholian, Romulan, or Thingy */
 627 {
 628     /* Added ixx and iyy allow enemy to "move" before dying */
 629     coord mv;
 630     int i,j;
 631
 632     mv.x = ixx; mv.y = iyy;
 633     skip(1);
 634     crmena(true, type, sector, mv);
 635     /* Decide what kind of enemy it is and update approriately */
 636     if (type == IHR) {
 637         /* chalk up a Romulan */
 638         game.state.galaxy[game.quadrant.x][game.quadrant.y].romulans--;
 639         game.irhere--;
 640         game.state.nromrem--;
 641     }
 642     else if (type == IHT) {
 643         /* Killed a Tholian */
 644         game.ithere = false;
 645     }
 646     else if (type == IHQUEST) {
 647         /* Killed a Thingy */
 648         iqhere = iqengry = false;
 649         thing.x =thing.y = 0;
 650     }
 651     else {
 652         /* Some type of a Klingon */
 653         game.state.galaxy[game.quadrant.x][game.quadrant.y].klingons--;
 654         game.klhere--;
 655         switch (type) {
 656         case IHC:
 657             game.comhere = 0;
 658             for_commanders (i)
 659                 if (game.state.kcmdr[i].x==game.quadrant.x && game.state.kcmdr[i].y==game.quadrant.y) break;
 660             game.state.kcmdr[i] = game.state.kcmdr[game.state.remcom];
 661             game.state.kcmdr[game.state.remcom].x = 0;
 662             game.state.kcmdr[game.state.remcom].y = 0;
 663             game.state.remcom--;
 664             unschedule(FTBEAM);
 665             if (game.state.remcom != 0)
 666                 schedule(FTBEAM, expran(1.0*game.incom/game.state.remcom));
 667             break;
 668         case IHK:
 669             game.state.remkl--;
 670             break;
 671         case IHS:
 672             game.state.nscrem--;
 673             game.ishere = false;
 674             game.state.kscmdr.x = game.state.kscmdr.y = game.isatb = game.iscate = 0;
 675             unschedule(FSCMOVE);
 676             unschedule(FSCDBAS);
 677             break;
 678         }
 679     }
 680
 681     /* For each kind of enemy, finish message to player */
 682     prout(_(" destroyed."));
 683     game.quad[w.x][w.y] = IHDOT;
 684     if (KLINGREM==0) return;
 685
 686     game.state.remtime = game.state.remres/(game.state.remkl + 4*game.state.remcom);
 687
 688     /* Remove enemy ship from arrays describing local game.conditions */
 689     if (is_scheduled(FCDBAS) && game.battle.x==game.quadrant.x && game.battle.y==game.quadrant.y && type==IHC)
 690         unschedule(FCDBAS);
 691     for_local_enemies(i)
 692         if (same(game.ks[i], w)) break;
 693     game.nenhere--;
 694     if (i <= game.nenhere)  {
 695         for (j=i; j<=game.nenhere; j++) {
 696             game.ks[j] = game.ks[j+1];
 697             game.kpower[j] = game.kpower[j+1];
 698             game.kavgd[j] = game.kdist[j] = game.kdist[j+1];
 699         }
 700     }
 701     game.ks[game.nenhere+1].x = 0;
 702     game.ks[game.nenhere+1].x = 0;
 703     game.kdist[game.nenhere+1] = 0;
 704     game.kavgd[game.nenhere+1] = 0;
 705     game.kpower[game.nenhere+1] = 0;
 706     return;
 707 }
 708
 709 static bool targetcheck(double x, double y, double *course)
 710 {
 711     double deltx, delty;
 712     /* Return true if target is invalid */
 713     if (!VALID_SECTOR(x, y)) {
 714         huh();
 715         return true;
 716     }
 717     deltx = 0.1*(y - game.sector.y);
 718     delty = 0.1*(game.sector.x - x);
 719     if (deltx==0 && delty== 0) {
 720         skip(1);
 721         prout(_("Spock-  \"Bridge to sickbay.  Dr. McCoy,"));
 722         prout(_("  I recommend an immediate review of"));
 723         prout(_("  the Captain's psychological profile.\""));
 724         chew();
 725         return true;
 726     }
 727     *course = 1.90985932*atan2(deltx, delty);
 728     return false;
 729 }
 730
 731 void photon(void)
 732 /* launch photon torpedo */
 733 {
 734     double targ[4][3], course[4];
 735     double r, dummy;
 736     int key, n, i;
 737     bool osuabor;
 738
 739     game.ididit = false;
 740
 741     if (damaged(DPHOTON)) {
 742         prout(_("Photon tubes damaged."));
 743         chew();
 744         return;
 745     }
 746     if (game.torps == 0) {
 747         prout(_("No torpedoes left."));
 748         chew();
 749         return;
 750     }
 751     key = scan();
 752     for (;;) {
 753         if (key == IHALPHA) {
 754             huh();
 755             return;
 756         }
 757         else if (key == IHEOL) {
 758             prout(_("%d torpedoes left."), game.torps);
 759             proutn(_("Number of torpedoes to fire- "));
 760             key = scan();
 761         }
 762         else /* key == IHREAL */ {
 763             n = aaitem + 0.5;
 764             if (n <= 0) { /* abort command */
 765                 chew();
 766                 return;
 767             }
 768             if (n > 3) {
 769                 chew();
 770                 prout(_("Maximum of 3 torpedoes per burst."));
 771                 key = IHEOL;
 772                 return;
 773             }
 774             if (n <= game.torps) break;
 775             chew();
 776             key = IHEOL;
 777         }
 778     }
 779     for (i = 1; i <= n; i++) {
 780         key = scan();
 781         if (i==1 && key == IHEOL) {
 782             break;      /* we will try prompting */
 783         }
 784         if (i==2 && key == IHEOL) {
 785             /* direct all torpedoes at one target */
 786             while (i <= n) {
 787                 targ[i][1] = targ[1][1];
 788                 targ[i][2] = targ[1][2];
 789                 course[i] = course[1];
 790                 i++;
 791             }
 792             break;
 793         }
 794         if (key != IHREAL) {
 795             huh();
 796             return;
 797         }
 798         targ[i][1] = aaitem;
 799         key = scan();
 800         if (key != IHREAL) {
 801             huh();
 802             return;
 803         }
 804         targ[i][2] = aaitem;
 805         if (targetcheck(targ[i][1], targ[i][2], &course[i])) return;
 806     }
 807     chew();
 808     if (i == 1 && key == IHEOL) {
 809         /* prompt for each one */
 810         for (i = 1; i <= n; i++) {
 811             proutn(_("Target sector for torpedo number %d- "), i);
 812             key = scan();
 813             if (key != IHREAL) {
 814                 huh();
 815                 return;
 816             }
 817             targ[i][1] = aaitem;
 818             key = scan();
 819             if (key != IHREAL) {
 820                 huh();
 821                 return;
 822             }
 823             targ[i][2] = aaitem;
 824             chew();
 825             if (targetcheck(targ[i][1], targ[i][2], &course[i])) return;
 826         }
 827     }
 828     game.ididit = true;
 829     /* Loop for moving <n> torpedoes */
 830     osuabor = false;
 831     for (i = 1; i <= n && !osuabor; i++) {
 832         if (game.condit != IHDOCKED) game.torps--;
 833         r = (Rand()+Rand())*0.5 -0.5;
 834         if (fabs(r) >= 0.47) {
 835             /* misfire! */
 836             r = (Rand()+1.2) * r;
 837             if (n>1) {
 838                 prouts(_("***TORPEDO NUMBER %d MISFIRES"), i);
 839             }
 840             else prouts(_("***TORPEDO MISFIRES."));
 841             skip(1);
 842             if (i < n)
 843                 prout(_("  Remainder of burst aborted."));
 844             osuabor = true;
 845             if (Rand() <= 0.2) {
 846                 prout(_("***Photon tubes damaged by misfire."));
 847                 game.damage[DPHOTON] = game.damfac*(1.0+2.0*Rand());
 848                 break;
 849             }
 850         }
 851         if (game.shldup || game.condit == IHDOCKED)
 852             r *= 1.0 + 0.0001*game.shield;
 853         torpedo(course[i], r, game.sector.x, game.sector.y, &dummy, i, n);
 854         if (game.alldone || game.state.galaxy[game.quadrant.x][game.quadrant.y].supernova)
 855             return;
 856     }
 857     if (KLINGREM==0) finish(FWON);
 858 }
 859
 860
 861
 862 static void overheat(double rpow)
 863 /* check for phasers overheating */
 864 {
 865     if (rpow > 1500) {
 866         double chekbrn = (rpow-1500.)*0.00038;
 867         if (Rand() <= chekbrn) {
 868             prout(_("Weapons officer Sulu-  \"Phasers overheated, sir.\""));
 869             game.damage[DPHASER] = game.damfac*(1.0 + Rand()) * (1.0+chekbrn);
 870         }
 871     }
 872 }
 873
 874 static bool checkshctrl(double rpow)
 875 /* check shield control */
 876 {
 877     double hit;
 878     int icas;
 879
 880     skip(1);
 881     if (Rand() < .998) {
 882         prout(_("Shields lowered."));
 883         return false;
 884     }
 885     /* Something bad has happened */
 886     prouts(_("***RED ALERT!  RED ALERT!"));
 887     skip(2);
 888     hit = rpow*game.shield/game.inshld;
 889     game.energy -= rpow+hit*0.8;
 890     game.shield -= hit*0.2;
 891     if (game.energy <= 0.0) {
 892         prouts(_("Sulu-  \"Captain! Shield malf***********************\""));
 893         skip(1);
 894         stars();
 895         finish(FPHASER);
 896         return true;
 897     }
 898     prouts(_("Sulu-  \"Captain! Shield malfunction! Phaser fire contained!\""));
 899     skip(2);
 900     prout(_("Lt. Uhura-  \"Sir, all decks reporting damage.\""));
 901     icas = hit*Rand()*0.012;
 902     skip(1);
 903     fry(0.8*hit);
 904     if (icas) {
 905         skip(1);
 906         prout(_("McCoy to bridge- \"Severe radiation burns, Jim."));
 907         prout(_("  %d casualties so far.\""), icas);
 908         game.casual += icas;
 909         game.state.crew -= icas;
 910     }
 911     skip(1);
 912     prout(_("Phaser energy dispersed by shields."));
 913     prout(_("Enemy unaffected."));
 914     overheat(rpow);
 915     return true;
 916 }
 917
 918
 919 void phasers(void)
 920 /* fire phasers */
 921 {
 922     double hits[21], rpow=0, extra, powrem, over, temp;
 923     int kz = 0, k=1, i, irec=0; /* Cheating inhibitor */
 924     bool ifast = false, no = false, ipoop = true, msgflag = true;
 925     enum {NOTSET, MANUAL, FORCEMAN, AUTOMATIC} automode = NOTSET;
 926     int key=0;
 927
 928     skip(1);
 929     /* SR sensors and Computer */
 930     if (damaged(DSRSENS) || damaged(DCOMPTR)) ipoop = false;
 931     if (game.condit == IHDOCKED) {
 932         prout(_("Phasers can't be fired through base shields."));
 933         chew();
 934         return;
 935     }
 936     if (damaged(DPHASER)) {
 937         prout(_("Phaser control damaged."));
 938         chew();
 939         return;
 940     }
 941     if (game.shldup) {
 942         if (damaged(DSHCTRL)) {
 943             prout(_("High speed shield control damaged."));
 944             chew();
 945             return;
 946         }
 947         if (game.energy <= 200.0) {
 948             prout(_("Insufficient energy to activate high-speed shield control."));
 949             chew();
 950             return;
 951         }
 952         prout(_("Weapons Officer Sulu-  \"High-speed shield control enabled, sir.\""));
 953         ifast = true;
 954
 955     }
 956     /* Original code so convoluted, I re-did it all */
 957     while (automode==NOTSET) {
 958         key=scan();
 959         if (key == IHALPHA) {
 960             if (isit("manual")) {
 961                 if (game.nenhere==0) {
 962                     prout(_("There is no enemy present to select."));
 963                     chew();
 964                     key = IHEOL;
 965                     automode=AUTOMATIC;
 966                 }
 967                 else {
 968                     automode = MANUAL;
 969                     key = scan();
 970                 }
 971             }
 972             else if (isit("automatic")) {
 973                 if ((!ipoop) && game.nenhere != 0) {
 974                     automode = FORCEMAN;
 975                 }
 976                 else {
 977                     if (game.nenhere==0)
 978                         prout(_("Energy will be expended into space."));
 979                     automode = AUTOMATIC;
 980                     key = scan();
 981                 }
 982             }
 983             else if (isit("no")) {
 984                 no = true;
 985             }
 986             else {
 987                 huh();
 988                 return;
 989             }
 990         }
 991         else if (key == IHREAL) {
 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                 automode = AUTOMATIC;
1000         }
1001         else {
1002             /* IHEOL */
1003             if (game.nenhere==0) {
1004                 prout(_("Energy will be expended into space."));
1005                 automode = AUTOMATIC;
1006             }
1007             else if (!ipoop)
1008                 automode = FORCEMAN;
1009             else
1010                 proutn(_("Manual or automatic? "));
1011         }
1012     }
1013
1014     switch (automode) {
1015     case AUTOMATIC:
1016         if (key == IHALPHA && isit("no")) {
1017             no = true;
1018             key = scan();
1019         }
1020         if (key != IHREAL && game.nenhere != 0) {
1021             prout(_("Phasers locked on target. Energy available: %.2f"),
1022                   ifast?game.energy-200.0:game.energy,1,2);
1023         }
1024         irec=0;
1025         do {
1026             chew();
1027             if (!kz) for_local_enemies(i)
1028                 irec+=fabs(game.kpower[i])/(PHASEFAC*pow(0.90,game.kdist[i]))*
1029                     (1.01+0.05*Rand()) + 1.0;
1030             kz=1;
1031             proutn(_("(%d) units required. "), irec);
1032             chew();
1033             proutn(_("Units to fire= "));
1034             key = scan();
1035             if (key!=IHREAL) return;
1036             rpow = aaitem;
1037             if (rpow > (ifast?game.energy-200:game.energy)) {
1038                 proutn(_("Energy available= %.2f"),
1039                        ifast?game.energy-200:game.energy);
1040                 skip(1);
1041                 key = IHEOL;
1042             }
1043         } while (rpow > (ifast?game.energy-200:game.energy));
1044         if (rpow<=0) {
1045             /* chicken out */
1046             chew();
1047             return;
1048         }
1049         if ((key=scan()) == IHALPHA && isit("no")) {
1050             no = true;
1051         }
1052         if (ifast) {
1053             game.energy -= 200; /* Go and do it! */
1054             if (checkshctrl(rpow)) return;
1055         }
1056         chew();
1057         game.energy -= rpow;
1058         extra = rpow;
1059         if (game.nenhere) {
1060             extra = 0.0;
1061             powrem = rpow;
1062             for_local_enemies(i) {
1063                 hits[i] = 0.0;
1064                 if (powrem <= 0) continue;
1065                 hits[i] = fabs(game.kpower[i])/(PHASEFAC*pow(0.90,game.kdist[i]));
1066                 over = (0.01 + 0.05*Rand())*hits[i];
1067                 temp = powrem;
1068                 powrem -= hits[i] + over;
1069                 if (powrem <= 0 && temp < hits[i]) hits[i] = temp;
1070                 if (powrem <= 0) over = 0.0;
1071                 extra += over;
1072             }
1073             if (powrem > 0.0) extra += powrem;
1074             hittem(hits);
1075             game.ididit = true;
1076         }
1077         if (extra > 0 && !game.alldone) {
1078             if (game.ithere) {
1079                 proutn(_("*** Tholian web absorbs "));
1080                 if (game.nenhere>0) proutn(_("excess "));
1081                 prout(_("phaser energy."));
1082             }
1083             else {
1084                 prout(_("%d expended on empty space."), (int)extra);
1085             }
1086         }
1087         break;
1088
1089     case FORCEMAN:
1090         chew();
1091         key = IHEOL;
1092         if (damaged(DCOMPTR))
1093             prout(_("Battle comuter damaged, manual file only."));
1094         else {
1095             skip(1);
1096             prouts(_("---WORKING---"));
1097             skip(1);
1098             prout(_("Short-range-sensors-damaged"));
1099             prout(_("Insufficient-data-for-automatic-phaser-fire"));
1100             prout(_("Manual-fire-must-be-used"));
1101             skip(1);
1102         }
1103     case MANUAL:
1104         rpow = 0.0;
1105         for (k = 1; k <= game.nenhere;) {
1106             coord aim = game.ks[k];
1107             int ienm = game.quad[aim.x][aim.y];
1108             if (msgflag) {
1109                 proutn(_("Energy available= %.2f"),
1110                        game.energy-.006-(ifast?200:0));
1111                 skip(1);
1112                 msgflag = false;
1113                 rpow = 0.0;
1114             }
1115             if (damaged(DSRSENS) && !(abs(game.sector.x-aim.x) < 2 && abs(game.sector.y-aim.y) < 2) &&
1116                 (ienm == IHC || ienm == IHS)) {
1117                 cramen(ienm);
1118                 prout(_(" can't be located without short range scan."));
1119                 chew();
1120                 key = IHEOL;
1121                 hits[k] = 0; /* prevent overflow -- thanks to Alexei Voitenko */
1122                 k++;
1123                 continue;
1124             }
1125             if (key == IHEOL) {
1126                 chew();
1127                 if (ipoop && k > kz)
1128                     irec=(fabs(game.kpower[k])/(PHASEFAC*pow(0.9,game.kdist[k])))*
1129                         (1.01+0.05*Rand()) + 1.0;
1130                 kz = k;
1131                 proutn("(");
1132                 if (!damaged(DCOMPTR)) proutn("%d", irec);
1133                 else proutn("??");
1134                 proutn(")  ");
1135                 proutn(_("units to fire at "));
1136                 crmena(false, ienm, sector, aim);
1137                 proutn("-  ");
1138                 key = scan();
1139             }
1140             if (key == IHALPHA && isit("no")) {
1141                 no = 1;
1142                 key = scan();
1143                 continue;
1144             }
1145             if (key == IHALPHA) {
1146                 huh();
1147                 return;
1148             }
1149             if (key == IHEOL) {
1150                 if (k==1) { /* Let me say I'm baffled by this */
1151                     msgflag = true;
1152                 }
1153                 continue;
1154             }
1155             if (aaitem < 0) {
1156                 /* abort out */
1157                 chew();
1158                 return;
1159             }
1160             hits[k] = aaitem;
1161             rpow += aaitem;
1162             /* If total requested is too much, inform and start over */
1163
1164             if (rpow > (ifast?game.energy-200:game.energy)) {
1165                 prout(_("Available energy exceeded -- try again."));
1166                 chew();
1167                 return;
1168             }
1169             key = scan(); /* scan for next value */
1170             k++;
1171         }
1172         if (rpow == 0.0) {
1173             /* zero energy -- abort */
1174             chew();
1175             return;
1176         }
1177         if (key == IHALPHA && isit("no")) {
1178             no = true;
1179         }
1180         game.energy -= rpow;
1181         chew();
1182         if (ifast) {
1183             game.energy -= 200.0;
1184             if (checkshctrl(rpow)) return;
1185         }
1186         hittem(hits);
1187         game.ididit = true;
1188     case NOTSET:;       /* avoid gcc warning */
1189     }
1190     /* Say shield raised or malfunction, if necessary */
1191     if (game.alldone)
1192         return;
1193     if (ifast) {
1194         skip(1);
1195         if (no == 0) {
1196             if (Rand() >= 0.99) {
1197                 prout(_("Sulu-  \"Sir, the high-speed shield control has malfunctioned . . ."));
1198                 prouts(_("         CLICK   CLICK   POP  . . ."));
1199                 prout(_(" No response, sir!"));
1200                 game.shldup = false;
1201             }
1202             else
1203                 prout(_("Shields raised."));
1204         }
1205         else
1206             game.shldup = false;
1207     }
1208     overheat(rpow);
1209 }
1210
1211 void hittem(double *hits)
1212 /* register a phaser hit on Klingons and Romulans */
1213 {
1214     double kp, kpow, wham, hit, dustfac, kpini;
1215     int nenhr2=game.nenhere, k=1, kk=1, ienm;
1216     coord w;
1217
1218     skip(1);
1219
1220     for (; k <= nenhr2; k++, kk++) {
1221         if ((wham = hits[k])==0) continue;
1222         dustfac = 0.9 + 0.01*Rand();
1223         hit = wham*pow(dustfac,game.kdist[kk]);
1224         kpini = game.kpower[kk];
1225         kp = fabs(kpini);
1226         if (PHASEFAC*hit < kp) kp = PHASEFAC*hit;
1227         game.kpower[kk] -= (game.kpower[kk] < 0 ? -kp: kp);
1228         kpow = game.kpower[kk];
1229         w = game.ks[kk];
1230         if (hit > 0.005) {
1231             if (!damaged(DSRSENS))
1232                 boom(w.x, w.y);
1233             proutn(_("%d unit hit on "), (int)hit);
1234         }
1235         else
1236             proutn(_("Very small hit on "));
1237         ienm = game.quad[w.x][w.y];
1238         if (ienm==IHQUEST) iqengry = true;
1239         crmena(false,ienm,sector,w);
1240         skip(1);
1241         if (kpow == 0) {
1242             deadkl(w, ienm, w.x, w.y);
1243             if (KLINGREM==0) finish(FWON);
1244             if (game.alldone) return;
1245             kk--; /* don't do the increment */
1246         }
1247         else /* decide whether or not to emasculate klingon */
1248             if (kpow > 0 && Rand() >= 0.9 &&
1249                 kpow <= ((0.4 + 0.4*Rand())*kpini)) {
1250                 prout(_("***Mr. Spock-  \"Captain, the vessel at "),
1251                       cramlc(sector, w));
1252                 prout(_("   has just lost its firepower.\""));
1253                 game.kpower[kk] = -kpow;
1254             }
1255     }
1256     return;
1257 }
1258