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. All advertising materials mentioning features or use of this software
  14  *    must display the following acknowledgement:
  15  *      This product includes software developed by the University of
  16  *      California, Berkeley and its contributors.
  17  * 4. Neither the name of the University nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  *
  33  * @(#)pl_3.c   8.1 (Berkeley) 5/31/93
  34  * $FreeBSD: src/games/sail/pl_3.c,v 1.6 1999/11/30 03:49:37 billf Exp $
  35  * $DragonFly: src/games/sail/pl_3.c,v 1.2 2003/06/17 04:25:25 dillon Exp $
  36  */
  37
  38 #include "player.h"
  39
  40 acceptcombat()
  41 {
  42         int men = 0;
  43         int target, temp;
  44         int n, r;
  45         int index, rakehim, sternrake;
  46         int hhits = 0, ghits = 0, rhits = 0, chits = 0;
  47         int crew[3];
  48         int load;
  49         int guns, car, ready, shootat, hit;
  50         int roll;
  51         struct ship *closest;
  52
  53         crew[0] = mc->crew1;
  54         crew[1] = mc->crew2;
  55         crew[2] = mc->crew3;
  56         for (n = 0; n < 3; n++) {
  57                 if (mf->OBP[n].turnsent)
  58                         men += mf->OBP[n].mensent;
  59         }
  60         for (n = 0; n < 3; n++) {
  61                 if (mf->DBP[n].turnsent)
  62                         men += mf->DBP[n].mensent;
  63         }
  64         if (men) {
  65                 crew[0] = men/100 ? 0 : crew[0] != 0;
  66                 crew[1] = (men%100)/10 ? 0 : crew[1] != 0;
  67                 crew[2] = men%10 ? 0 : crew[2] != 0;
  68         }
  69         for (r = 0; r < 2; r++) {
  70                 if (r) {
  71                         ready = mf->readyR;
  72                         load = mf->loadR;
  73                         guns = mc->gunR;
  74                         car = mc->carR;
  75                 } else {
  76                         ready = mf->readyL;
  77                         load = mf->loadL;
  78                         guns = mc->gunL;
  79                         car = mc->carL;
  80                 }
  81                 if (!guns && !car || load == L_EMPTY || (ready & R_LOADED) == 0)
  82                         goto cant;
  83                 if (mf->struck || !crew[2])
  84                         goto cant;
  85                 closest = closestenemy(ms, (r ? 'r' : 'l'), 1);
  86                 if (closest == 0)
  87                         goto cant;
  88                 if (closest->file->struck)
  89                         goto cant;
  90                 target = range(ms, closest);
  91                 if (target > rangeofshot[load] || !guns && target >= 3)
  92                         goto cant;
  93                 Signal("%s (%c%c) within range of %s broadside.",
  94                         closest, r ? "right" : "left");
  95                 if (load > L_CHAIN && target < 6) {
  96                         switch (sgetch("Aim for hull or rigging? ",
  97                                 (struct ship *)0, 1)) {
  98                         case 'r':
  99                                 shootat = RIGGING;
 100                                 break;
 101                         case 'h':
 102                                 shootat = HULL;
 103                                 break;
 104                         default:
 105                                 shootat = -1;
 106                                 Signal("'Avast there! Hold your fire.'",
 107                                         (struct ship *)0);
 108                         }
 109                 } else {
 110                         if (sgetch("Fire? ", (struct ship *)0, 1) == 'n') {
 111                                 shootat = -1;
 112                                 Signal("Belay that! Hold your fire.",
 113                                         (struct ship *)0);
 114                         } else
 115                                 shootat = RIGGING;
 116                 }
 117                 if (shootat == -1)
 118                         continue;
 119                 fired = 1;
 120                 rakehim = gunsbear(ms, closest) && !gunsbear(closest, ms);
 121                 temp = portside(closest, ms, 1) - closest->file->dir + 1;
 122                 if (temp < 1)
 123                         temp += 8;
 124                 else if (temp > 8)
 125                         temp -= 8;
 126                 sternrake = temp > 4 && temp < 6;
 127                 if (rakehim) {
 128                         if (!sternrake)
 129                                 Signal("Raking the %s!", closest);
 130                         else
 131                                 Signal("Stern Rake! %s splintering!", closest);
 132                 }
 133                 index = guns;
 134                 if (target < 3)
 135                         index += car;
 136                 index = (index - 1)/3;
 137                 index = index > 8 ? 8 : index;
 138                 if (!rakehim)
 139                         hit = HDT[index][target-1];
 140                 else
 141                         hit = HDTrake[index][target-1];
 142                 if (rakehim && sternrake)
 143                         hit++;
 144                 hit += QUAL[index][mc->qual-1];
 145                 for (n = 0; n < 3 && mf->captured == 0; n++)
 146                         if (!crew[n]) {
 147                                 if (index <= 5)
 148                                         hit--;
 149                                 else
 150                                         hit -= 2;
 151                         }
 152                 if (ready & R_INITIAL) {
 153                         if (index <= 3)
 154                                 hit++;
 155                         else
 156                                 hit += 2;
 157                 }
 158                 if (mf->captured != 0) {
 159                         if (index <= 1)
 160                                 hit--;
 161                         else
 162                                 hit -= 2;
 163                 }
 164                 hit += AMMO[index][load - 1];
 165                 if (((temp = mc->class) >= 5 || temp == 1) && windspeed == 5)
 166                         hit--;
 167                 if (windspeed == 6 && temp == 4)
 168                         hit -= 2;
 169                 if (windspeed == 6 && temp <= 3)
 170                         hit--;
 171                 if (hit >= 0) {
 172                         roll = die();
 173                         if (load == L_GRAPE)
 174                                 chits = hit;
 175                         else {
 176                                 struct Tables *t;
 177                                 if (hit > 10)
 178                                         hit = 10;
 179                                 t = &(shootat == RIGGING ? RigTable : HullTable)
 180                                         [hit][roll-1];
 181                                 chits = t->C;
 182                                 rhits = t->R;
 183                                 hhits = t->H;
 184                                 ghits = t->G;
 185                                 if (closest->file->FS)
 186                                         rhits *= 2;
 187                                 if (load == L_CHAIN) {
 188                                         ghits = 0;
 189                                         hhits = 0;
 190                                 }
 191                         }
 192                         table(shootat, load, hit, closest, ms, roll);
 193                 }
 194                 Signal("Damage inflicted on the %s:",
 195                         (struct ship *)0, closest->shipname);
 196                 Signal("\t%d HULL, %d GUNS, %d CREW, %d RIGGING",
 197                         (struct ship *)0, hhits, ghits, chits, rhits);
 198                 if (!r) {
 199                         mf->loadL = L_EMPTY;
 200                         mf->readyL = R_EMPTY;
 201                 } else {
 202                         mf->loadR = L_EMPTY;
 203                         mf->readyR = R_EMPTY;
 204                 }
 205                 continue;
 206         cant:
 207                 Signal("Unable to fire %s broadside",
 208                         (struct ship *)0, r ? "right" : "left");
 209         }
 210         blockalarm();
 211         draw_stat();
 212         unblockalarm();
 213 }
 214
 215 grapungrap()
 216 {
 217         struct ship *sp;
 218         int i;
 219
 220         foreachship(sp) {
 221                 if (sp == ms || sp->file->dir == 0)
 222                         continue;
 223                 if (range(ms, sp) > 1 && !grappled2(ms, sp))
 224                         continue;
 225                 switch (sgetch("Attempt to grapple or ungrapple %s (%c%c): ",
 226                         sp, 1)) {
 227                 case 'g':
 228                         if (die() < 3
 229                             || ms->nationality == capship(sp)->nationality) {
 230                                 Write(W_GRAP, ms, 0, sp->file->index, 0, 0, 0);
 231                                 Write(W_GRAP, sp, 0, player, 0, 0, 0);
 232                                 Signal("Attempt succeeds!", (struct ship *)0);
 233                                 makesignal(ms, "grappled with %s (%c%c)", sp);
 234                         } else
 235                                 Signal("Attempt fails.", (struct ship *)0);
 236                         break;
 237                 case 'u':
 238                         for (i = grappled2(ms, sp); --i >= 0;) {
 239                                 if (ms->nationality
 240                                         == capship(sp)->nationality
 241                                     || die() < 3) {
 242                                         cleangrapple(ms, sp, 0);
 243                                         Signal("Attempt succeeds!",
 244                                                 (struct ship *)0);
 245                                         makesignal(ms,
 246                                                 "ungrappling with %s (%c%c)",
 247                                                 sp);
 248                                 } else
 249                                         Signal("Attempt fails.",
 250                                                 (struct ship *)0);
 251                         }
 252                         break;
 253                 }
 254         }
 255 }
 256
 257 unfoulplayer()
 258 {
 259         struct ship *to;
 260         int i;
 261
 262         foreachship(to) {
 263                 if (fouled2(ms, to) == 0)
 264                         continue;
 265                 if (sgetch("Attempt to unfoul with the %s (%c%c)? ", to, 1) != 'y')
 266                         continue;
 267                 for (i = fouled2(ms, to); --i >= 0;) {
 268                         if (die() <= 2) {
 269                                 cleanfoul(ms, to, 0);
 270                                 Signal("Attempt succeeds!", (struct ship *)0);
 271                                 makesignal(ms, "Unfouling %s (%c%c)", to);
 272                         } else
 273                                 Signal("Attempt fails.", (struct ship *)0);
 274                 }
 275         }
 276 }