games/sail/pl_3.c

   1 /*-
   2  * Copyright (c) 1983, 1993
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. Neither the name of the University nor the names of its contributors
  14  *    may be used to endorse or promote products derived from this software
  15  *    without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  27  * SUCH DAMAGE.
  28  *
  29  * @(#)pl_3.c   8.1 (Berkeley) 5/31/93
  30  * $FreeBSD: src/games/sail/pl_3.c,v 1.6 1999/11/30 03:49:37 billf Exp $
  31  */
  32
  33 #include "player.h"
  34
  35 void
  36 acceptcombat(void)
  37 {
  38         int men = 0;
  39         int target, temp;
  40         int n, r;
  41         int idx, rakehim, sternrake;
  42         int hhits = 0, ghits = 0, rhits = 0, chits = 0;
  43         int crew[3];
  44         int load;
  45         int guns, car, ready, shootat, hit;
  46         int roll;
  47         struct ship *closest;
  48
  49         crew[0] = mc->crew1;
  50         crew[1] = mc->crew2;
  51         crew[2] = mc->crew3;
  52         for (n = 0; n < 3; n++) {
  53                 if (mf->OBP[n].turnsent)
  54                         men += mf->OBP[n].mensent;
  55         }
  56         for (n = 0; n < 3; n++) {
  57                 if (mf->DBP[n].turnsent)
  58                         men += mf->DBP[n].mensent;
  59         }
  60         if (men) {
  61                 crew[0] = men/100 ? 0 : crew[0] != 0;
  62                 crew[1] = (men%100)/10 ? 0 : crew[1] != 0;
  63                 crew[2] = men%10 ? 0 : crew[2] != 0;
  64         }
  65         for (r = 0; r < 2; r++) {
  66                 if (r) {
  67                         ready = mf->readyR;
  68                         load = mf->loadR;
  69                         guns = mc->gunR;
  70                         car = mc->carR;
  71                 } else {
  72                         ready = mf->readyL;
  73                         load = mf->loadL;
  74                         guns = mc->gunL;
  75                         car = mc->carL;
  76                 }
  77                 if ((!guns && !car) || load == L_EMPTY ||
  78                     (ready & R_LOADED) == 0)
  79                         goto cant;
  80                 if (mf->struck || !crew[2])
  81                         goto cant;
  82                 closest = closestenemy(ms, (r ? 'r' : 'l'), 1);
  83                 if (closest == NULL)
  84                         goto cant;
  85                 if (closest->file->struck)
  86                         goto cant;
  87                 target = range(ms, closest);
  88                 if (target > rangeofshot[load] || (!guns && target >= 3))
  89                         goto cant;
  90                 Signal("%s (%c%c) within range of %s broadside.",
  91                         closest, r ? "right" : "left");
  92                 if (load > L_CHAIN && target < 6) {
  93                         switch (sgetch("Aim for hull or rigging? ",
  94                                 NULL, 1)) {
  95                         case 'r':
  96                                 shootat = RIGGING;
  97                                 break;
  98                         case 'h':
  99                                 shootat = HULL;
 100                                 break;
 101                         default:
 102                                 shootat = -1;
 103                                 Signal("'Avast there! Hold your fire.'",
 104                                         NULL);
 105                         }
 106                 } else {
 107                         if (sgetch("Fire? ", NULL, 1) == 'n') {
 108                                 shootat = -1;
 109                                 Signal("Belay that! Hold your fire.",
 110                                         NULL);
 111                         } else
 112                                 shootat = RIGGING;
 113                 }
 114                 if (shootat == -1)
 115                         continue;
 116                 fired = 1;
 117                 rakehim = gunsbear(ms, closest) && !gunsbear(closest, ms);
 118                 temp = portside(closest, ms, 1) - closest->file->dir + 1;
 119                 if (temp < 1)
 120                         temp += 8;
 121                 else if (temp > 8)
 122                         temp -= 8;
 123                 sternrake = temp > 4 && temp < 6;
 124                 if (rakehim) {
 125                         if (!sternrake)
 126                                 Signal("Raking the %s!", closest);
 127                         else
 128                                 Signal("Stern Rake! %s splintering!", closest);
 129                 }
 130                 idx = guns;
 131                 if (target < 3)
 132                         idx += car;
 133                 idx = (idx - 1)/3;
 134                 idx = idx > 8 ? 8 : idx;
 135                 if (!rakehim)
 136                         hit = HDT[idx][target-1];
 137                 else
 138                         hit = HDTrake[idx][target-1];
 139                 if (rakehim && sternrake)
 140                         hit++;
 141                 hit += QUAL[idx][mc->qual-1];
 142                 for (n = 0; n < 3 && mf->captured == 0; n++)
 143                         if (!crew[n]) {
 144                                 if (idx <= 5)
 145                                         hit--;
 146                                 else
 147                                         hit -= 2;
 148                         }
 149                 if (ready & R_INITIAL) {
 150                         if (idx <= 3)
 151                                 hit++;
 152                         else
 153                                 hit += 2;
 154                 }
 155                 if (mf->captured != 0) {
 156                         if (idx <= 1)
 157                                 hit--;
 158                         else
 159                                 hit -= 2;
 160                 }
 161                 hit += AMMO[idx][load - 1];
 162                 if (((temp = mc->class) >= 5 || temp == 1) && windspeed == 5)
 163                         hit--;
 164                 if (windspeed == 6 && temp == 4)
 165                         hit -= 2;
 166                 if (windspeed == 6 && temp <= 3)
 167                         hit--;
 168                 if (hit >= 0) {
 169                         roll = die();
 170                         if (load == L_GRAPE)
 171                                 chits = hit;
 172                         else {
 173                                 struct Tables *t;
 174                                 if (hit > 10)
 175                                         hit = 10;
 176                                 t = &(shootat == RIGGING ? RigTable : HullTable)
 177                                         [hit][roll-1];
 178                                 chits = t->C;
 179                                 rhits = t->R;
 180                                 hhits = t->H;
 181                                 ghits = t->G;
 182                                 if (closest->file->FS)
 183                                         rhits *= 2;
 184                                 if (load == L_CHAIN) {
 185                                         ghits = 0;
 186                                         hhits = 0;
 187                                 }
 188                         }
 189                         table(shootat, load, hit, closest, ms, roll);
 190                 }
 191                 Signal("Damage inflicted on the %s:",
 192                         NULL, closest->shipname);
 193                 Signal("\t%d HULL, %d GUNS, %d CREW, %d RIGGING",
 194                         NULL, hhits, ghits, chits, rhits);
 195                 if (!r) {
 196                         mf->loadL = L_EMPTY;
 197                         mf->readyL = R_EMPTY;
 198                 } else {
 199                         mf->loadR = L_EMPTY;
 200                         mf->readyR = R_EMPTY;
 201                 }
 202                 continue;
 203         cant:
 204                 Signal("Unable to fire %s broadside",
 205                         NULL, r ? "right" : "left");
 206         }
 207         blockalarm();
 208         draw_stat();
 209         unblockalarm();
 210 }
 211
 212 void
 213 grapungrap(void)
 214 {
 215         struct ship *sp;
 216         int i;
 217
 218         foreachship(sp) {
 219                 if (sp == ms || sp->file->dir == 0)
 220                         continue;
 221                 if (range(ms, sp) > 1 && !grappled2(ms, sp))
 222                         continue;
 223                 switch (sgetch("Attempt to grapple or ungrapple %s (%c%c): ",
 224                         sp, 1)) {
 225                 case 'g':
 226                         if (die() < 3
 227                             || ms->nationality == capship(sp)->nationality) {
 228                                 Write(W_GRAP, ms, sp->file->index, 0, 0, 0);
 229                                 Write(W_GRAP, sp, player, 0, 0, 0);
 230                                 Signal("Attempt succeeds!", NULL);
 231                                 makesignal(ms, "grappled with %s (%c%c)", sp);
 232                         } else
 233                                 Signal("Attempt fails.", NULL);
 234                         break;
 235                 case 'u':
 236                         for (i = grappled2(ms, sp); --i >= 0;) {
 237                                 if (ms->nationality
 238                                         == capship(sp)->nationality
 239                                     || die() < 3) {
 240                                         cleangrapple(ms, sp, 0);
 241                                         Signal("Attempt succeeds!",
 242                                                 NULL);
 243                                         makesignal(ms,
 244                                                 "ungrappling with %s (%c%c)",
 245                                                 sp);
 246                                 } else
 247                                         Signal("Attempt fails.",
 248                                                 NULL);
 249                         }
 250                         break;
 251                 }
 252         }
 253 }
 254
 255 void
 256 unfoulplayer(void)
 257 {
 258         struct ship *to;
 259         int i;
 260
 261         foreachship(to) {
 262                 if (fouled2(ms, to) == 0)
 263                         continue;
 264                 if (sgetch("Attempt to unfoul with the %s (%c%c)? ", to, 1) != 'y')
 265                         continue;
 266                 for (i = fouled2(ms, to); --i >= 0;) {
 267                         if (die() <= 2) {
 268                                 cleanfoul(ms, to, 0);
 269                                 Signal("Attempt succeeds!", NULL);
 270                                 makesignal(ms, "Unfouling %s (%c%c)", to);
 271                         } else
 272                                 Signal("Attempt fails.", NULL);
 273                 }
 274         }
 275 }