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annotate urogue/artifact.c @ 295:1e1c81fbb533

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Rogue V5: fix elemental wands. Bolts often failed to hit, due to some struct members not being initialized. Reported by 'LazyCat' from RogueTemple.
author John "Elwin" Edwards
date Fri, 12 Jan 2018 18:02:39 -0500
parents c495a4f288c6
children
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1 /*
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2 artifact.c - functions for dealing with artifacts
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3
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4 UltraRogue: The Ultimate Adventure in the Dungeons of Doom
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5 Copyright (C) 1985, 1986, 1992, 1993, 1995 Herb Chong
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6 All rights reserved.
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7
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8 See the file LICENSE.TXT for full copyright and licensing information.
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9 */
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10
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11 #include <stdlib.h>
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12 #include <ctype.h>
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13 #include "rogue.h"
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14
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15 /*
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16 apply()
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17 apply an artifact
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18 */
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19
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20 void
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21 apply(void)
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22 {
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23 struct linked_list *item;
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24 struct object *obj;
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25 int which;
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26 int chance;
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27
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28 if ((item = get_item("activate", ARTIFACT)) == NULL)
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29 return;
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30
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31 obj = OBJPTR(item);
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32 which = obj->o_which;
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33
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34 if (!(obj->ar_flags & ISACTIVE))
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35 {
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36 chance = rnd(100) - 10 * rnd(luck);
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37 debug("Rolled %d.", chance);
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38 if (chance < 5)
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39 do_major();
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40 else if (chance < 50)
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41 do_minor(obj);
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42 else
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43 obj->ar_flags |= ISACTIVE;
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44 }
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45
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46 if (obj->ar_flags & ISACTIVE)
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47 {
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48 switch (which)
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49 {
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50 case TR_PURSE: do_bag(obj);
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51 break;
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52 case TR_PHIAL: do_phial();
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53 break;
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54 case TR_AMULET: do_amulet();
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55 break;
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56 case TR_PALANTIR: do_palantir();
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57 break;
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58 case TR_CROWN: do_crown();
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59 break;
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60 case TR_SCEPTRE: do_sceptre();
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61 break;
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62 case TR_SILMARIL: do_silmaril();
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63 break;
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64 case TR_WAND: do_wand();
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65 break;
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66 default: nothing_message(ISCURSED);
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67 return;
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68 }
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69 }
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70
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71 if (rnd(pstats.s_lvl) < 6)
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72 do_minor(obj);
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73
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74 turn_on(player, POWEREAT);
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75 }
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76
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77 /*
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78 possessed(int artifact)
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79 was the hero carrying a particular artifact
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80 */
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81
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82 int
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83 possessed(int artifact)
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84 {
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85 return (picked_artifact >> artifact) & 1;
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86 }
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87
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88 /*
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89 is_carrying(int artifact)
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90 is the hero carrying a particular artifact
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91 */
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92
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93 int
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