1 /* $OpenBSD: hack.wizard.c,v 1.5 2003/05/19 09:00:54 pjanzen Exp $ */ 2 3 /* 4 * Copyright (c) 1985, Stichting Centrum voor Wiskunde en Informatica, 5 * Amsterdam 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions are 10 * met: 11 * 12 * - Redistributions of source code must retain the above copyright notice, 13 * this list of conditions and the following disclaimer. 14 * 15 * - Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * - Neither the name of the Stichting Centrum voor Wiskunde en 20 * Informatica, nor the names of its contributors may be used to endorse or 21 * promote products derived from this software without specific prior 22 * written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS 25 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 26 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A 27 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER 28 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 29 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 30 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 31 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 32 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 33 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 34 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 35 */ 36 37 /* 38 * Copyright (c) 1982 Jay Fenlason <hack@gnu.org> 39 * All rights reserved. 40 * 41 * Redistribution and use in source and binary forms, with or without 42 * modification, are permitted provided that the following conditions 43 * are met: 44 * 1. Redistributions of source code must retain the above copyright 45 * notice, this list of conditions and the following disclaimer. 46 * 2. Redistributions in binary form must reproduce the above copyright 47 * notice, this list of conditions and the following disclaimer in the 48 * documentation and/or other materials provided with the distribution. 49 * 3. The name of the author may not be used to endorse or promote products 50 * derived from this software without specific prior written permission. 51 * 52 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, 53 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY 54 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 55 * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 56 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 57 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 58 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 59 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 60 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 61 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 62 */ 63 64 #ifndef lint 65 static const char rcsid[] = "$OpenBSD: hack.wizard.c,v 1.5 2003/05/19 09:00:54 pjanzen Exp $"; 66 #endif /* not lint */ 67 68 /* wizard code - inspired by rogue code from Merlyn Leroy (digi-g!brian) */ 69 70 #include <stdlib.h> 71 #include "hack.h" 72 extern struct permonst pm_wizard; 73 74 static void clonewiz(struct monst *); 75 76 #define WIZSHOT 6 /* one chance in WIZSHOT that wizard will try magic */ 77 #define BOLT_LIM 8 /* from this distance D and 1 will try to hit you */ 78 79 char wizapp[] = "@DNPTUVXcemntx"; 80 81 /* If he has found the Amulet, make the wizard appear after some time */ 82 void 83 amulet() 84 { 85 struct obj *otmp; 86 struct monst *mtmp; 87 88 if(!flags.made_amulet || !flags.no_of_wizards) 89 return; 90 /* find wizard, and wake him if necessary */ 91 for(mtmp = fmon; mtmp; mtmp = mtmp->nmon) 92 if(mtmp->data->mlet == '1' && mtmp->msleep && !rn2(40)) 93 for(otmp = invent; otmp; otmp = otmp->nobj) 94 if(otmp->olet == AMULET_SYM && !otmp->spe) { 95 mtmp->msleep = 0; 96 if(dist(mtmp->mx,mtmp->my) > 2) 97 pline( 98 "You get the creepy feeling that somebody noticed your taking the Amulet." 99 ); 100 return; 101 } 102 } 103 104 int 105 wiz_hit(struct monst *mtmp) 106 { 107 /* if we have stolen or found the amulet, we disappear */ 108 if(mtmp->minvent && mtmp->minvent->olet == AMULET_SYM && 109 mtmp->minvent->spe == 0) { 110 /* vanish -- very primitive */ 111 fall_down(mtmp); 112 return(1); 113 } 114 115 /* if it is lying around someplace, we teleport to it */ 116 if(!carrying(AMULET_OF_YENDOR)) { 117 struct obj *otmp; 118 119 for(otmp = fobj; otmp; otmp = otmp->nobj) 120 if(otmp->olet == AMULET_SYM && !otmp->spe) { 121 if((u.ux != otmp->ox || u.uy != otmp->oy) && 122 !m_at(otmp->ox, otmp->oy)) { 123 124 /* teleport to it and pick it up */ 125 mtmp->mx = otmp->ox; 126 mtmp->my = otmp->oy; 127 freeobj(otmp); 128 mpickobj(mtmp, otmp); 129 pmon(mtmp); 130 return(0); 131 } 132 goto hithim; 133 } 134 return(0); /* we don't know where it is */ 135 } 136 hithim: 137 if(rn2(2)) { /* hit - perhaps steal */ 138 139 /* if hit 1/20 chance of stealing amulet & vanish 140 - amulet is on level 26 again. */ 141 if(hitu(mtmp, d(mtmp->data->damn,mtmp->data->damd)) 142 && !rn2(20) && stealamulet(mtmp)) 143 ; 144 } 145 else 146 inrange(mtmp); /* try magic */ 147 return(0); 148 } 149 150 void 151 inrange(struct monst *mtmp) 152 { 153 schar tx,ty; 154 155 /* do nothing if cancelled (but make '1' say something) */ 156 if(mtmp->data->mlet != '1' && mtmp->mcan) 157 return; 158 159 /* spit fire only when both in a room or both in a corridor */ 160 if(inroom(u.ux,u.uy) != inroom(mtmp->mx,mtmp->my)) return; 161 tx = u.ux - mtmp->mx; 162 ty = u.uy - mtmp->my; 163 if((!tx && abs(ty) < BOLT_LIM) || (!ty && abs(tx) < BOLT_LIM) 164 || (abs(tx) == abs(ty) && abs(tx) < BOLT_LIM)){ 165 switch(mtmp->data->mlet) { 166 case 'D': 167 /* spit fire in the direction of @ (not nec. hitting) */ 168 buzz(-1,mtmp->mx,mtmp->my,sgn(tx),sgn(ty)); 169 break; 170 case '1': 171 if(rn2(WIZSHOT)) break; 172 /* if you zapped wizard with wand of cancellation, 173 he has to shake off the effects before he can throw 174 spells successfully. 1/2 the time they fail anyway */ 175 if(mtmp->mcan || rn2(2)) { 176 if(canseemon(mtmp)) 177 pline("%s makes a gesture, then curses.", 178 Monnam(mtmp)); 179 else 180 pline("You hear mumbled cursing."); 181 if(!rn2(3)) { 182 mtmp->mspeed = 0; 183 mtmp->minvis = 0; 184 } 185 if(!rn2(3)) 186 mtmp->mcan = 0; 187 } else { 188 if(canseemon(mtmp)){ 189 if(!rn2(6) && !Invis) { 190 pline("%s hypnotizes you.", Monnam(mtmp)); 191 nomul(rn2(3) + 3); 192 break; 193 } else 194 pline("%s chants an incantation.", 195 Monnam(mtmp)); 196 } else 197 pline("You hear a mumbled incantation."); 198 switch(rn2(Invis ? 5 : 6)) { 199 case 0: 200 /* create a nasty monster from a deep level */ 201 /* (for the moment, 'nasty' is not implemented) */ 202 (void) makemon((struct permonst *)0, u.ux, u.uy); 203 break; 204 case 1: 205 pline("\"Destroy the thief, my pets!\""); 206 aggravate(); /* aggravate all the monsters */ 207 /* fall into next case */ 208 case 2: 209 if (flags.no_of_wizards == 1 && rnd(5) == 0) 210 /* if only 1 wizard, clone himself */ 211 clonewiz(mtmp); 212 break; 213 case 3: 214 if(mtmp->mspeed == MSLOW) 215 mtmp->mspeed = 0; 216 else 217 mtmp->mspeed = MFAST; 218 break; 219 case 4: 220 mtmp->minvis = 1; 221 break; 222 case 5: 223 /* Only if not Invisible */ 224 pline("You hear a clap of thunder!"); 225 /* shoot a bolt of fire or cold, or a sleep ray */ 226 buzz(-rnd(3),mtmp->mx,mtmp->my,sgn(tx),sgn(ty)); 227 break; 228 } 229 } 230 } 231 if(u.uhp < 1) done_in_by(mtmp); 232 } 233 } 234 235 void 236 aggravate() 237 { 238 struct monst *mtmp; 239 240 for(mtmp = fmon; mtmp; mtmp = mtmp->nmon) { 241 mtmp->msleep = 0; 242 if(mtmp->mfroz && !rn2(5)) 243 mtmp->mfroz = 0; 244 } 245 } 246 247 static void 248 clonewiz(struct monst *mtmp) 249 { 250 struct monst *mtmp2; 251 252 if ((mtmp2 = makemon(PM_WIZARD, mtmp->mx, mtmp->my))) { 253 flags.no_of_wizards = 2; 254 unpmon(mtmp2); 255 mtmp2->mappearance = wizapp[rn2(sizeof(wizapp)-1)]; 256 pmon(mtmp); 257 } 258 } 259