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annotate urogue/encumb.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 encumb.c - Stuff to do with encumberance
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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 Based on "Advanced Rogue"
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9 Copyright (C) 1984, 1985 Michael Morgan, Ken Dalka
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10 All rights reserved.
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11
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12 See the file LICENSE.TXT for full copyright and licensing information.
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13 */
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14
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15 #include "rogue.h"
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16
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17 /*
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18 updpack()
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19 Update his pack weight and adjust fooduse accordingly
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20 */
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21
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22 void
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23 updpack(void)
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24 {
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25 int curcarry = packweight();
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26
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27 pstats.s_carry = totalenc(); /* update max encumb */
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28
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29 if (is_carrying(TR_PURSE))
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30 pstats.s_carry += 1000;
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31
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32 foodlev = 0;
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33
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34 switch ((curcarry * 5) / pstats.s_carry) /* % of total capacity */
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35 {
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36 case 5: /* 100 % */
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37 foodlev++;
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38
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39 case 4: /* 80 % */
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40 if (rnd(100) < 80)
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41 foodlev++;
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42
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43 case 3: /* 60 % */
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44 if (rnd(100) < 60)
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45 foodlev++;
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46
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47 case 2: /* 40 % */
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48 if (rnd(100) < 40)
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49 foodlev++;
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50
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51 case 1: /* 20 % */
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52 if (rnd(100) < 20)
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53 foodlev++;
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54
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55 case 0: /* 0 % */
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56 foodlev++;
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57 }
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58
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59 pstats.s_pack = curcarry; /* update pack weight */
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60
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61 if (is_carrying(TR_PURSE)) /* makes pack lighter */
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62 foodlev--;
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63 }
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64
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65
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66 /*
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67 packweight()
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68 Get the total weight of the hero's pack
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69 */
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70
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71 int
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72 packweight(void)
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73 {
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74 struct linked_list *pc;
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75 int weight = 0;
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76
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77 for (pc = pack; pc != NULL; pc = next(pc))
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78 {
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79 struct object *obj = OBJPTR(pc);
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80
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81 weight += itemweight(obj) * obj->o_count;
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82 }
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83
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84 if (weight < 0) /* caused by artifacts or blessed items */
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85 weight = 0;
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86
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87 return (weight);
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88 }
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89
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90
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91 /*
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92 itemweight()
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93 Get the weight of an object
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94 */
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