sail/pl_3.c

   1 /*      $NetBSD: pl_3.c,v 1.3 1995/04/22 10:37:09 cgd Exp $     */
   2
   3 /*
   4  * Copyright (c) 1983, 1993
   5  *      The Regents of the University of California.  All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. All advertising materials mentioning features or use of this software
  16  *    must display the following acknowledgement:
  17  *      This product includes software developed by the University of
  18  *      California, Berkeley and its contributors.
  19  * 4. Neither the name of the University nor the names of its contributors
  20  *    may be used to endorse or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  33  * SUCH DAMAGE.
  34  */
  35
  36 #ifndef lint
  37 #if 0
  38 static char sccsid[] = "@(#)pl_3.c      8.1 (Berkeley) 5/31/93";
  39 #else
  40 static char rcsid[] = "$NetBSD: pl_3.c,v 1.3 1995/04/22 10:37:09 cgd Exp $";
  41 #endif
  42 #endif /* not lint */
  43
  44 #include "player.h"
  45
  46 acceptcombat()
  47 {
  48         int men = 0;
  49         int target, temp;
  50         int n, r;
  51         int index, rakehim, sternrake;
  52         int hhits = 0, ghits = 0, rhits = 0, chits = 0;
  53         int crew[3];
  54         int load;
  55         int guns, car, ready, shootat, hit;
  56         int roll;
  57         struct ship *closest;
  58
  59         crew[0] = mc->crew1;
  60         crew[1] = mc->crew2;
  61         crew[2] = mc->crew3;
  62         for (n = 0; n < 3; n++) {
  63                 if (mf->OBP[n].turnsent)
  64                         men += mf->OBP[n].mensent;
  65         }
  66         for (n = 0; n < 3; n++) {
  67                 if (mf->DBP[n].turnsent)
  68                         men += mf->DBP[n].mensent;
  69         }
  70         if (men) {
  71                 crew[0] = men/100 ? 0 : crew[0] != 0;
  72                 crew[1] = (men%100)/10 ? 0 : crew[1] != 0;
  73                 crew[2] = men%10 ? 0 : crew[2] != 0;
  74         }
  75         for (r = 0; r < 2; r++) {
  76                 if (r) {
  77                         ready = mf->readyR;
  78                         load = mf->loadR;
  79                         guns = mc->gunR;
  80                         car = mc->carR;
  81                 } else {
  82                         ready = mf->readyL;
  83                         load = mf->loadL;
  84                         guns = mc->gunL;
  85                         car = mc->carL;
  86                 }
  87                 if (!guns && !car || load == L_EMPTY || (ready & R_LOADED) == 0)
  88                         goto cant;
  89                 if (mf->struck || !crew[2])
  90                         goto cant;
  91                 closest = closestenemy(ms, (r ? 'r' : 'l'), 1);
  92                 if (closest == 0)
  93                         goto cant;
  94                 if (closest->file->struck)
  95                         goto cant;
  96                 target = range(ms, closest);
  97                 if (target > rangeofshot[load] || !guns && target >= 3)
  98                         goto cant;
  99                 Signal("%s (%c%c) within range of %s broadside.",
 100                         closest, r ? "right" : "left");
 101                 if (load > L_CHAIN && target < 6) {
 102                         switch (sgetch("Aim for hull or rigging? ",
 103                                 (struct ship *)0, 1)) {
 104                         case 'r':
 105                                 shootat = RIGGING;
 106                                 break;
 107                         case 'h':
 108                                 shootat = HULL;
 109                                 break;
 110                         default:
 111                                 shootat = -1;
 112                                 Signal("'Avast there! Hold your fire.'",
 113                                         (struct ship *)0);
 114                         }
 115                 } else {
 116                         if (sgetch("Fire? ", (struct ship *)0, 1) == 'n') {
 117                                 shootat = -1;
 118                                 Signal("Belay that! Hold your fire.",
 119                                         (struct ship *)0);
 120                         } else
 121                                 shootat = RIGGING;
 122                 }
 123                 if (shootat == -1)
 124                         continue;
 125                 fired = 1;
 126                 rakehim = gunsbear(ms, closest) && !gunsbear(closest, ms);
 127                 temp = portside(closest, ms, 1) - closest->file->dir + 1;
 128                 if (temp < 1)
 129                         temp += 8;
 130                 else if (temp > 8)
 131                         temp -= 8;
 132                 sternrake = temp > 4 && temp < 6;
 133                 if (rakehim)
 134                         if (!sternrake)
 135                                 Signal("Raking the %s!", closest);
 136                         else
 137                                 Signal("Stern Rake! %s splintering!", closest);
 138                 index = guns;
 139                 if (target < 3)
 140                         index += car;
 141                 index = (index - 1)/3;
 142                 index = index > 8 ? 8 : index;
 143                 if (!rakehim)
 144                         hit = HDT[index][target-1];
 145                 else
 146                         hit = HDTrake[index][target-1];
 147                 if (rakehim && sternrake)
 148                         hit++;
 149                 hit += QUAL[index][mc->qual-1];
 150                 for (n = 0; n < 3 && mf->captured == 0; n++)
 151                         if (!crew[n])
 152                                 if (index <= 5)
 153                                         hit--;
 154                                 else
 155                                         hit -= 2;
 156                 if (ready & R_INITIAL)
 157                         if (index <= 3)
 158                                 hit++;
 159                         else
 160                                 hit += 2;
 161                 if (mf->captured != 0)
 162                         if (index <= 1)
 163                                 hit--;
 164                         else
 165                                 hit -= 2;
 166                 hit += AMMO[index][load - 1];
 167                 if (((temp = mc->class) >= 5 || temp == 1) && windspeed == 5)
 168                         hit--;
 169                 if (windspeed == 6 && temp == 4)
 170                         hit -= 2;
 171                 if (windspeed == 6 && temp <= 3)
 172                         hit--;
 173                 if (hit >= 0) {
 174                         roll = die();
 175                         if (load == L_GRAPE)
 176                                 chits = hit;
 177                         else {
 178                                 struct Tables *t;
 179                                 if (hit > 10)
 180                                         hit = 10;
 181                                 t = &(shootat == RIGGING ? RigTable : HullTable)
 182                                         [hit][roll-1];
 183                                 chits = t->C;
 184                                 rhits = t->R;
 185                                 hhits = t->H;
 186                                 ghits = t->G;
 187                                 if (closest->file->FS)
 188                                         rhits *= 2;
 189                                 if (load == L_CHAIN) {
 190                                         ghits = 0;
 191                                         hhits = 0;
 192                                 }
 193                         }
 194                         table(shootat, load, hit, closest, ms, roll);
 195                 }
 196                 Signal("Damage inflicted on the %s:",
 197                         (struct ship *)0, closest->shipname);
 198                 Signal("\t%d HULL, %d GUNS, %d CREW, %d RIGGING",
 199                         (struct ship *)0, hhits, ghits, chits, rhits);
 200                 if (!r) {
 201                         mf->loadL = L_EMPTY;
 202                         mf->readyL = R_EMPTY;
 203                 } else {
 204                         mf->loadR = L_EMPTY;
 205                         mf->readyR = R_EMPTY;
 206                 }
 207                 continue;
 208         cant:
 209                 Signal("Unable to fire %s broadside",
 210                         (struct ship *)0, r ? "right" : "left");
 211         }
 212         blockalarm();
 213         draw_stat();
 214         unblockalarm();
 215 }
 216
 217 grapungrap()
 218 {
 219         register struct ship *sp;
 220         register int i;
 221
 222         foreachship(sp) {
 223                 if (sp == ms || sp->file->dir == 0)
 224                         continue;
 225                 if (range(ms, sp) > 1 && !grappled2(ms, sp))
 226                         continue;
 227                 switch (sgetch("Attempt to grapple or ungrapple %s (%c%c): ",
 228                         sp, 1)) {
 229                 case 'g':
 230                         if (die() < 3
 231                             || ms->nationality == capship(sp)->nationality) {
 232                                 Write(W_GRAP, ms, 0, sp->file->index, 0, 0, 0);
 233                                 Write(W_GRAP, sp, 0, player, 0, 0, 0);
 234                                 Signal("Attempt succeeds!", (struct ship *)0);
 235                                 makesignal(ms, "grappled with %s (%c%c)", sp);
 236                         } else
 237                                 Signal("Attempt fails.", (struct ship *)0);
 238                         break;
 239                 case 'u':
 240                         for (i = grappled2(ms, sp); --i >= 0;) {
 241                                 if (ms->nationality
 242                                         == capship(sp)->nationality
 243                                     || die() < 3) {
 244                                         cleangrapple(ms, sp, 0);
 245                                         Signal("Attempt succeeds!",
 246                                                 (struct ship *)0);
 247                                         makesignal(ms,
 248                                                 "ungrappling with %s (%c%c)",
 249                                                 sp);
 250                                 } else
 251                                         Signal("Attempt fails.",
 252                                                 (struct ship *)0);
 253                         }
 254                         break;
 255                 }
 256         }
 257 }
 258
 259 unfoulplayer()
 260 {
 261         register struct ship *to;
 262         register i;
 263
 264         foreachship(to) {
 265                 if (fouled2(ms, to) == 0)
 266                         continue;
 267                 if (sgetch("Attempt to unfoul with the %s (%c%c)? ", to, 1) != 'y')
 268                         continue;
 269                 for (i = fouled2(ms, to); --i >= 0;) {
 270                         if (die() <= 2) {
 271                                 cleanfoul(ms, to, 0);
 272                                 Signal("Attempt succeeds!", (struct ship *)0);
 273                                 makesignal(ms, "Unfouling %s (%c%c)", to);
 274                         } else
 275                                 Signal("Attempt fails.", (struct ship *)0);
 276                 }
 277         }
 278 }