1 /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */ 2 /* hack.wizard.c - version 1.0.3 */ 3 /* $FreeBSD: src/games/hack/hack.wizard.c,v 1.3 1999/11/16 02:57:14 billf Exp $ */ 4 5 /* wizard code - inspired by rogue code from Merlyn Leroy (digi-g!brian) */ 6 7 #include "hack.h" 8 extern struct permonst pm_wizard; 9 10 #define WIZSHOT 6 /* one chance in WIZSHOT that wizard will try magic */ 11 #define BOLT_LIM 8 /* from this distance D and 1 will try to hit you */ 12 13 char wizapp[] = "@DNPTUVXcemntx"; 14 15 static void aggravate(void); 16 static void clonewiz(struct monst *); 17 18 /* If he has found the Amulet, make the wizard appear after some time */ 19 void 20 amulet(void) 21 { 22 struct obj *otmp; 23 struct monst *mtmp; 24 25 if (!flags.made_amulet || !flags.no_of_wizards) 26 return; 27 /* find wizard, and wake him if necessary */ 28 for (mtmp = fmon; mtmp; mtmp = mtmp->nmon) 29 if (mtmp->data->mlet == '1' && mtmp->msleep && !rn2(40)) 30 for (otmp = invent; otmp; otmp = otmp->nobj) 31 if (otmp->olet == AMULET_SYM && !otmp->spe) { 32 mtmp->msleep = 0; 33 if (dist(mtmp->mx, mtmp->my) > 2) 34 pline("You get the creepy feeling that somebody noticed your taking the Amulet."); 35 return; 36 } 37 } 38 39 bool 40 wiz_hit(struct monst *mtmp) 41 { 42 /* if we have stolen or found the amulet, we disappear */ 43 if (mtmp->minvent && mtmp->minvent->olet == AMULET_SYM && 44 mtmp->minvent->spe == 0) { 45 /* vanish -- very primitive */ 46 fall_down(mtmp); 47 return (1); 48 } 49 50 /* if it is lying around someplace, we teleport to it */ 51 if (!carrying(AMULET_OF_YENDOR)) { 52 struct obj *otmp; 53 54 for (otmp = fobj; otmp; otmp = otmp->nobj) 55 if (otmp->olet == AMULET_SYM && !otmp->spe) { 56 if ((u.ux != otmp->ox || u.uy != otmp->oy) && 57 !m_at(otmp->ox, otmp->oy)) { 58 /* teleport to it and pick it up */ 59 mtmp->mx = otmp->ox; 60 mtmp->my = otmp->oy; 61 freeobj(otmp); 62 mpickobj(mtmp, otmp); 63 pmon(mtmp); 64 return (0); 65 } 66 goto hithim; 67 } 68 return (0); /* we don't know where it is */ 69 } 70 hithim: 71 if (rn2(2)) { /* hit - perhaps steal */ 72 /* 73 * if hit 1/20 chance of stealing amulet & vanish 74 * - amulet is on level 26 again. 75 */ 76 if (hitu(mtmp, d(mtmp->data->damn, mtmp->data->damd)) 77 && !rn2(20) && stealamulet(mtmp)) 78 return (0); 79 } else 80 inrange(mtmp); /* try magic */ 81 return (0); 82 } 83 84 void 85 inrange(struct monst *mtmp) 86 { 87 schar tx, ty; 88 89 /* do nothing if cancelled (but make '1' say something) */ 90 if (mtmp->data->mlet != '1' && mtmp->mcan) 91 return; 92 93 /* spit fire only when both in a room or both in a corridor */ 94 if (inroom(u.ux, u.uy) != inroom(mtmp->mx, mtmp->my)) 95 return; 96 tx = u.ux - mtmp->mx; 97 ty = u.uy - mtmp->my; 98 if ((!tx && abs(ty) < BOLT_LIM) || (!ty && abs(tx) < BOLT_LIM) 99 || (abs(tx) == abs(ty) && abs(tx) < BOLT_LIM)) { 100 switch (mtmp->data->mlet) { 101 case 'D': 102 /* spit fire in the direction of @ (not nec. hitting) */ 103 buzz(-1, mtmp->mx, mtmp->my, sgn(tx), sgn(ty)); 104 break; 105 case '1': 106 if (rn2(WIZSHOT)) 107 break; 108 /* 109 * if you zapped wizard with wand of cancellation, he 110 * has to shake off the effects before he can throw 111 * spells successfully. 1/2 the time they fail anyway 112 */ 113 if (mtmp->mcan || rn2(2)) { 114 if (canseemon(mtmp)) 115 pline("%s makes a gesture, then curses.", 116 Monnam(mtmp)); 117 else 118 pline("You hear mumbled cursing."); 119 if (!rn2(3)) { 120 mtmp->mspeed = 0; 121 mtmp->minvis = 0; 122 } 123 if (!rn2(3)) 124 mtmp->mcan = 0; 125 } else { 126 if (canseemon(mtmp)) { 127 if (!rn2(6) && !Invis) { 128 pline("%s hypnotizes you.", Monnam(mtmp)); 129 nomul(rn2(3) + 3); 130 break; 131 } else 132 pline("%s chants an incantation.", 133 Monnam(mtmp)); 134 } else 135 pline("You hear a mumbled incantation."); 136 switch (rn2(Invis ? 5 : 6)) { 137 case 0: 138 /* create a nasty monster from a deep level */ 139 /* (for the moment, 'nasty' is not implemented) */ 140 makemon(NULL, u.ux, u.uy); 141 break; 142 case 1: 143 pline("\"Destroy the thief, my pets!\""); 144 aggravate(); /* aggravate all the monsters */ 145 /* FALLTHROUGH */ 146 case 2: 147 if (flags.no_of_wizards == 1 && rnd(5) == 0) 148 /* if only 1 wizard, clone himself */ 149 clonewiz(mtmp); 150 break; 151 case 3: 152 if (mtmp->mspeed == MSLOW) 153 mtmp->mspeed = 0; 154 else 155 mtmp->mspeed = MFAST; 156 break; 157 case 4: 158 mtmp->minvis = 1; 159 break; 160 case 5: 161 /* Only if not Invisible */ 162 pline("You hear a clap of thunder!"); 163 /* shoot a bolt of fire or cold, or a sleep ray */ 164 buzz(-rnd(3), mtmp->mx, mtmp->my, sgn(tx), sgn(ty)); 165 break; 166 } 167 } 168 } 169 if (u.uhp < 1) 170 done_in_by(mtmp); 171 } 172 } 173 174 static void 175 aggravate(void) 176 { 177 struct monst *mtmp; 178 179 for (mtmp = fmon; mtmp; mtmp = mtmp->nmon) { 180 mtmp->msleep = 0; 181 if (mtmp->mfroz && !rn2(5)) 182 mtmp->mfroz = 0; 183 } 184 } 185 186 static void 187 clonewiz(struct monst *mtmp) 188 { 189 struct monst *mtmp2; 190 191 if ((mtmp2 = makemon(PM_WIZARD, mtmp->mx, mtmp->my)) != NULL) { 192 flags.no_of_wizards = 2; 193 unpmon(mtmp2); 194 mtmp2->mappearance = wizapp[rn2(sizeof(wizapp) - 1)]; 195 pmon(mtmp); 196 } 197 } 198