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annotate arogue5/encumb.c @ 240:163bd1fd4766

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Super-Rogue: fix saving and restoring on Windows. The problem turned out to be that the save file wasn't being deleted because it was still open.
author John "Elwin" Edwards
date Sat, 12 Mar 2016 14:29:07 -0500
parents 56e748983fa8
children
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63
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1 /*
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2 * Stuff to do with encumberence
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3 *
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4 * Advanced Rogue
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5 * Copyright (C) 1984, 1985 Michael Morgan, Ken Dalka and AT&T
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6 * All rights reserved.
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7 *
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8 * Based on "Super-Rogue"
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9 * Copyright (C) 1984 Robert D. Kindelberger
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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 "curses.h"
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16 #include "rogue.h"
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17
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18 int packweight(void);
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19
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20 /*
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21 * updpack:
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22 * Update his pack weight and adjust fooduse accordingly
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23 */
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24 void
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25 updpack(bool getmax)
63
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26 {
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27
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28 reg int topcarry, curcarry;
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29
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30 if (getmax)
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31 pstats.s_carry = totalenc(); /* get total encumb */
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32 curcarry = packweight(); /* get pack weight */
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33 topcarry = pstats.s_carry / 5; /* 20% of total carry */
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34 if(curcarry > 4 * topcarry) {
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35 if(rnd(100) < 80)
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36 foodlev = 3; /* > 80% of pack */
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37 } else if(curcarry > 3 * topcarry) {
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38 if(rnd(100) < 60)
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39 foodlev = 2; /* > 60% of pack */
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40 } else
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41 foodlev = 1; /* <= 60% of pack */
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42 pstats.s_pack = curcarry; /* update pack weight */
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43 }
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44
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45
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46 /*
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47 * packweight:
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48 * Get the total weight of the hero's pack
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49 */
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50 int
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51 packweight(void)
63
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52 {
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53 reg struct object *obj;
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54 reg struct linked_list *pc;
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55 reg int weight;
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56
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57 weight = 0;
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58 for(pc = pack ; pc != NULL ; pc = next(pc)) {
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59 obj = OBJPTR(pc);
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60 weight += itemweight(obj);
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61 }
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62 if(weight < 0) /* in case of amulet */
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63 weight = 0;
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64 if(ISWEARING(R_HEAVY))
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65 weight += weight / 4;
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66 return(weight);
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67 }
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68
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69
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70 /*
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71 * itemweight:
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72 * Get the weight of an object
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73 */
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74 int
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75 itemweight(struct object *wh)
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76 {
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77 reg int weight;
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78 reg int ac;
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79
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80 weight = wh->o_weight; /* get base weight */
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81 switch(wh->o_type) {
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82 case ARMOR:
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83 /*
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84 * subtract 10% for each enchantment
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85 * this will add weight for negative items
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86 */
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87 ac = armors[wh->o_which].a_class - wh->o_ac;
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88 weight = ((weight*10) - (weight*ac)) / 10;
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89 if (weight < 0) weight = 0;
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90 when WEAPON:
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91 if ((wh->o_hplus + wh->o_dplus) > 0)
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92 weight /= 2;
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93 }
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94 if(wh->o_flags & ISCURSED)
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95 weight += weight / 5; /* 20% more for cursed */
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96 weight *= wh->o_count;
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97 return(weight);
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98 }
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99
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100
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101 /*
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102 * playenc:
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103 * Get hero's carrying ability above norm
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104 */
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105 int
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106 playenc(void)
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107 {
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108 return ((str_compute()-8)*50);
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109 }
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110
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111
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112 /*
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113 * totalenc:
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114 * Get total weight that the hero can carry
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115 */
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116 int
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117 totalenc(void)
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118 {
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119 reg int wtotal;
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120
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121 wtotal = NORMENCB + playenc();
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122 switch(hungry_state) {
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123 case F_OKAY:
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124 case F_HUNGRY: ; /* no change */
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125 when F_WEAK: wtotal -= wtotal / 10; /* 10% off weak */
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126 when F_FAINT: wtotal /= 2; /* 50% off faint */
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127 }
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128 return(wtotal);
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129 }
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130
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131
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132
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133 /*
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134 * whgtchk:
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135 * See if the hero can carry his pack
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136 */
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137
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138 void
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139 wghtchk(void)
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140 {
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141 reg int dropchk, err = TRUE;
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142 reg char ch;
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143
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144 inwhgt = TRUE;
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145 if (pstats.s_pack > pstats.s_carry) {
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146 ch = CCHAR( mvwinch(stdscr, hero.y, hero.x) );
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147 if((ch != FLOOR && ch != PASSAGE)) {
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148 extinguish(wghtchk);
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149 fuse(wghtchk,NULL,1,AFTER);
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150 inwhgt = FALSE;
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151 return;
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152 }
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153 extinguish(wghtchk);
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154 msg("Your pack is too heavy for you");
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155 do {
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156 dropchk = drop(NULL);
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157 if(dropchk == FALSE) {
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158 mpos = 0;
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159 msg("You must drop something");
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160 }
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161 if(dropchk == TRUE)
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162 err = FALSE;
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163 } while(err);
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164 }
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165 inwhgt = FALSE;
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166 }
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167
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168
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169 /*
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170 * hitweight:
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171 * Gets the fighting ability according to current weight
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172 * This returns a +1 hit for light pack weight
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173 * 0 hit for medium pack weight
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174 * -1 hit for heavy pack weight
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175 */
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176
218
56e748983fa8 Advanced Rogue 5: convert to ANSI function declarations.
John "Elwin" Edwards
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177 int
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178 hitweight(void)
63
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179 {
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180 return(2 - foodlev);
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181 }