Mercurial > hg > early-roguelike
annotate rogue3/weapons.c @ 239:837044d2c362
Merge the GCC5 and build fix branches.
This fixes all warnings produced by GCC 5, except the ones related to
system functions. Those could be fixed by including the proper headers,
but it would be better to replace the system-dependent code with
functions from mdport.c.
author | John "Elwin" Edwards |
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date | Fri, 11 Mar 2016 19:47:52 -0500 |
parents | 84651832f967 |
children | 0250220d8cdd |
rev | line source |
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0
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1 /* |
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2 * Functions for dealing with problems brought about by weapons |
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3 * |
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4 * @(#)weapons.c 3.17 (Berkeley) 6/15/81 |
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5 * |
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6 * Rogue: Exploring the Dungeons of Doom |
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7 * Copyright (C) 1980, 1981 Michael Toy, Ken Arnold and Glenn Wichman |
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8 * All rights reserved. |
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9 * |
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10 * See the file LICENSE.TXT for full copyright and licensing information. |
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11 */ |
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12 |
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13 #include "curses.h" |
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14 #include <ctype.h> |
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15 #include <string.h> |
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16 #include "rogue.h" |
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17 |
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18 #define NONE 100 |
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19 |
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20 char *w_names[MAXWEAPONS] = { |
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21 "mace", |
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22 "long sword", |
89
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rogue3: short bows should not be called int bows.
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23 "short bow", |
0
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24 "arrow", |
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25 "dagger", |
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26 "rock", |
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27 "two handed sword", |
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28 "sling", |
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29 "dart", |
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30 "crossbow", |
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31 "crossbow bolt", |
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32 "spear", |
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33 }; |
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34 |
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35 static struct init_weps { |
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36 char *iw_dam; |
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37 char *iw_hrl; |
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38 int iw_launch; |
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39 int iw_flags; |
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40 } init_dam[MAXWEAPONS] = { |
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41 "2d4", "1d3", NONE, 0, /* Mace */ |
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42 "1d10", "1d2", NONE,0, /* Long sword */ |
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43 "1d1", "1d1", NONE, 0, /* Bow */ |
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44 "1d1", "1d6", BOW, ISMANY|ISMISL, /* Arrow */ |
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45 "1d6", "1d4", NONE, ISMISL, /* Dagger */ |
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46 "1d2", "1d4", SLING,ISMANY|ISMISL, /* Rock */ |
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47 "3d6", "1d2", NONE, 0, /* 2h sword */ |
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48 "0d0", "0d0", NONE, 0, /* Sling */ |
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49 "1d1", "1d3", NONE, ISMANY|ISMISL, /* Dart */ |
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50 "1d1", "1d1", NONE, 0, /* Crossbow */ |
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51 "1d2", "1d10", CROSSBOW, ISMANY|ISMISL,/* Crossbow bolt */ |
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52 "1d8", "1d6", NONE, ISMISL, /* Spear */ |
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53 }; |
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54 |
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55 /* |
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56 * missile: |
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57 * Fire a missile in a given direction |
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58 */ |
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59 |
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60 void |
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61 missile(int ydelta, int xdelta) |
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62 { |
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63 struct object *obj; |
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64 struct linked_list *item, *nitem; |
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65 |
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66 /* |
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67 * Get which thing we are hurling |
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68 */ |
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69 if ((item = get_item("throw", WEAPON)) == NULL) |
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70 return; |
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71 obj = (struct object *) ldata(item); |
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72 if (!dropcheck(obj) || is_current(obj)) |
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73 return; |
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74 /* |
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75 * Get rid of the thing. If it is a non-multiple item object, or |
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76 * if it is the last thing, just drop it. Otherwise, create a new |
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77 * item with a count of one. |
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78 */ |
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79 if (obj->o_count < 2) |
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80 { |
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81 detach(pack, item); |
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82 inpack--; |
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83 } |
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84 else |
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85 { |
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86 obj->o_count--; |
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87 if (obj->o_group == 0) |
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88 inpack--; |
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89 nitem = (struct linked_list *) new_item(sizeof *obj); |
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90 obj = (struct object *) ldata(nitem); |
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91 *obj = *((struct object *) ldata(item)); |
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92 obj->o_count = 1; |
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93 item = nitem; |
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94 } |
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95 do_motion(obj, ydelta, xdelta); |
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96 /* |
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97 * AHA! Here it has hit something. If it is a wall or a door, |
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98 * or if it misses (combat) the mosnter, put it on the floor |
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99 */ |
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100 if (!isupper(mvwinch(mw, obj->o_pos.y, obj->o_pos.x)) |
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101 || !hit_monster(unc(obj->o_pos), obj)) |
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102 fall(item, TRUE); |
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103 mvwaddch(cw, hero.y, hero.x, PLAYER); |
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104 } |
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105 |
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106 /* |
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107 * do the actual motion on the screen done by an object traveling |
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108 * across the room |
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109 */ |
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110 void |
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111 do_motion(struct object *obj, int ydelta, int xdelta) |
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112 { |
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113 /* |
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114 * Come fly with us ... |
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115 */ |
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116 obj->o_pos = hero; |
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117 for (;;) |
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118 { |
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119 int ch; |
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120 |
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121 /* |
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122 * Erase the old one |
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123 */ |
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124 if (!ce(obj->o_pos, hero) && cansee(unc(obj->o_pos)) && |
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125 mvwinch(cw, obj->o_pos.y, obj->o_pos.x) != ' ') |
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126 mvwaddch(cw, obj->o_pos.y, obj->o_pos.x, |
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127 show(obj->o_pos.y, obj->o_pos.x)); |
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128 /* |
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129 * Get the new position |
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130 */ |
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131 obj->o_pos.y += ydelta; |
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132 obj->o_pos.x += xdelta; |
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133 if (step_ok(ch = winat(obj->o_pos.y, obj->o_pos.x)) && ch != DOOR) |
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134 { |
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135 /* |
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136 * It hasn't hit anything yet, so display it |
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137 * If it alright. |
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138 */ |
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139 if (cansee(unc(obj->o_pos)) && |
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140 mvwinch(cw, obj->o_pos.y, obj->o_pos.x) != ' ') |
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141 { |
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142 mvwaddch(cw, obj->o_pos.y, obj->o_pos.x, obj->o_type); |
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143 draw(cw); |
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144 } |
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145 continue; |
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146 } |
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147 break; |
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148 } |
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149 } |
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150 |
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151 /* |
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152 * fall: |
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153 * Drop an item someplace around here. |
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154 */ |
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155 |
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156 void |
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157 fall(struct linked_list *item, int pr) |
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158 { |
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159 struct object *obj; |
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160 struct room *rp; |
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161 static coord fpos; |
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162 |
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163 obj = (struct object *) ldata(item); |
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164 if (fallpos(&obj->o_pos, &fpos, TRUE)) |
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165 { |
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166 mvaddch(fpos.y, fpos.x, obj->o_type); |
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167 obj->o_pos = fpos; |
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168 if ((rp = roomin(&hero)) != NULL && !(rp->r_flags & ISDARK)) |
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169 { |
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170 light(&hero); |
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171 mvwaddch(cw, hero.y, hero.x, PLAYER); |
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172 } |
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173 attach(lvl_obj, item); |
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174 return; |
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175 } |
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176 if (pr) |
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177 if (obj->o_type == WEAPON) /* BUGFUX: Identification trick */ |
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178 msg("Your %s vanishes as it hits the ground.", w_names[obj->o_which]); |
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179 else |
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180 msg("%s vanishes as it hits the ground.", inv_name(obj,TRUE)); |
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181 discard(item); |
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182 } |
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183 |
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184 /* |
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185 * init_weapon: |
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186 * Set up the initial goodies for a weapon |
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187 */ |
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188 |
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189 void |
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190 init_weapon(struct object *weap, int type) |
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191 { |
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192 struct init_weps *iwp; |
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193 |
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194 iwp = &init_dam[type]; |
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195 strcpy(weap->o_damage,iwp->iw_dam); |
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196 strcpy(weap->o_hurldmg,iwp->iw_hrl); |
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197 weap->o_launch = iwp->iw_launch; |
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198 weap->o_flags = iwp->iw_flags; |
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199 if (weap->o_flags & ISMANY) |
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200 { |
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201 weap->o_count = rnd(8) + 8; |
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202 weap->o_group = newgrp(); |
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203 } |
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204 else |
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205 weap->o_count = 1; |
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206 } |
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207 |
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208 /* |
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209 * Does the missile hit the monster |
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210 */ |
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211 |
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212 int |
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213 hit_monster(int y, int x, struct object *obj) |
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214 { |
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215 static coord mp; |
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216 |
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217 mp.y = y; |
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218 mp.x = x; |
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219 return fight(&mp, winat(y, x), obj, TRUE); |
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220 } |
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221 |
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222 /* |
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223 * num: |
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224 * Figure out the plus number for armor/weapons |
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225 */ |
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226 |
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227 char * |
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228 num(int n1, int n2) |
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229 { |
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230 static char numbuf[80]; |
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231 |
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232 if (n1 == 0 && n2 == 0) |
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233 return "+0"; |
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234 if (n2 == 0) |
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235 sprintf(numbuf, "%s%d", n1 < 0 ? "" : "+", n1); |
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236 else |
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237 sprintf(numbuf, "%s%d,%s%d", |
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238 n1 < 0 ? "" : "+", n1, n2 < 0 ? "" : "+", n2); |
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239 return numbuf; |
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240 } |
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241 |
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242 /* |
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243 * wield: |
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244 * Pull out a certain weapon |
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245 */ |
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246 |
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247 void |
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248 wield() |
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249 { |
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250 struct linked_list *item; |
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251 struct object *obj, *oweapon; |
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252 |
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253 oweapon = cur_weapon; |
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254 if (!dropcheck(cur_weapon)) |
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255 { |
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256 cur_weapon = oweapon; |
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257 return; |
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258 } |
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259 cur_weapon = oweapon; |
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260 if ((item = get_item("wield", WEAPON)) == NULL) |
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261 { |
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262 bad: |
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263 after = FALSE; |
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264 return; |
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265 } |
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266 |
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267 obj = (struct object *) ldata(item); |
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268 if (obj->o_type == ARMOR) |
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269 { |
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270 msg("You can't wield armor"); |
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271 goto bad; |
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272 } |
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273 if (is_current(obj)) |
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274 goto bad; |
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275 |
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276 if (terse) |
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277 addmsg("W"); |
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278 else |
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279 addmsg("You are now w"); |
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280 msg("ielding %s", inv_name(obj, TRUE)); |
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281 cur_weapon = obj; |
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282 } |
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283 |
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284 /* |
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285 * pick a random position around the give (y, x) coordinates |
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286 */ |
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287 int |
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288 fallpos(coord *pos, coord *newpos, int passages) |
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289 { |
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290 int y, x, cnt, ch; |
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291 |
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292 cnt = 0; |
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293 for (y = pos->y - 1; y <= pos->y + 1; y++) |
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294 for (x = pos->x - 1; x <= pos->x + 1; x++) |
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295 { |
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296 /* |
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297 * check to make certain the spot is empty, if it is, |
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298 * put the object there, set it in the level list |
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299 * and re-draw the room if he can see it |
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300 */ |
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301 if (y == hero.y && x == hero.x) |
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302 continue; |
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303 if (((ch = winat(y, x)) == FLOOR || (passages && ch == PASSAGE)) |
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304 && rnd(++cnt) == 0) |
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305 { |
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306 newpos->y = y; |
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307 newpos->x = x; |
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308 } |
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309 } |
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310 return (cnt != 0); |
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311 } |