Mercurial > hg > early-roguelike
annotate rogue5/weapons.c @ 201:6fb21004a981
Fix some preprocessor directives.
Include process.h in the right place, and use the correct definition of
PATH_MAX, when compiling on Windows.
author | John "Elwin" Edwards |
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date | Wed, 12 Aug 2015 16:56:19 -0400 |
parents | f502bf60e6e4 |
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rev | line source |
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33
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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 4.34 (Berkeley) 02/05/99 |
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5 * |
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6 * Rogue: Exploring the Dungeons of Doom |
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7 * Copyright (C) 1980-1983, 1985, 1999 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 <string.h> |
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15 #include <ctype.h> |
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16 #include "rogue.h" |
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17 |
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18 #define NO_WEAPON -1 |
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19 |
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20 static const struct init_weaps { |
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21 char *iw_dam; /* Damage when wielded */ |
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22 char *iw_hrl; /* Damage when thrown */ |
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23 int iw_launch; /* Launching weapon */ |
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24 int iw_flags; /* Miscellaneous flags */ |
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25 } init_dam[MAXWEAPONS] = { |
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26 { "2x4", "1x3", NO_WEAPON, 0, }, /* Mace */ |
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27 { "3x4", "1x2", NO_WEAPON, 0, }, /* Long sword */ |
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28 { "1x1", "1x1", NO_WEAPON, 0, }, /* Bow */ |
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29 { "1x1", "2x3", BOW, ISMANY|ISMISL, }, /* Arrow */ |
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30 { "1x6", "1x4", NO_WEAPON, ISMISL|ISMISL, }, /* Dagger */ |
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31 { "4x4", "1x2", NO_WEAPON, 0, }, /* 2h sword */ |
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32 { "1x1", "1x3", NO_WEAPON, ISMANY|ISMISL, }, /* Dart */ |
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33 { "1x2", "2x4", NO_WEAPON, ISMANY|ISMISL, }, /* Shuriken */ |
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34 { "2x3", "1x6", NO_WEAPON, ISMISL, }, /* Spear */ |
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35 }; |
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36 |
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37 /* |
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38 * missile: |
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39 * Fire a missile in a given direction |
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40 */ |
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41 |
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42 void |
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43 missile(int ydelta, int xdelta) |
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44 { |
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45 THING *obj; |
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46 |
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47 /* |
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48 * Get which thing we are hurling |
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49 */ |
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50 if ((obj = get_item("throw", WEAPON)) == NULL) |
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51 return; |
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52 if (!dropcheck(obj) || is_current(obj)) |
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53 return; |
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54 obj = leave_pack(obj, TRUE, FALSE); |
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55 do_motion(obj, ydelta, xdelta); |
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56 /* |
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57 * AHA! Here it has hit something. If it is a wall or a door, |
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58 * or if it misses (combat) the monster, put it on the floor |
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59 */ |
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60 if (moat(obj->o_pos.y, obj->o_pos.x) == NULL || |
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61 !hit_monster(unc(obj->o_pos), obj)) |
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62 fall(obj, TRUE); |
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63 } |
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64 |
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65 /* |
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66 * do_motion: |
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67 * Do the actual motion on the screen done by an object traveling |
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68 * across the room |
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69 */ |
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70 |
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71 void |
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72 do_motion(THING *obj, int ydelta, int xdelta) |
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73 { |
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74 int ch; |
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75 |
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76 /* |
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77 * Come fly with us ... |
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78 */ |
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79 obj->o_pos = hero; |
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80 for (;;) |
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81 { |
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82 /* |
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83 * Erase the old one |
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84 */ |
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85 if (!ce(obj->o_pos, hero) && cansee(unc(obj->o_pos)) && !terse) |
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86 { |
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87 ch = chat(obj->o_pos.y, obj->o_pos.x); |
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88 if (ch == FLOOR && !show_floor()) |
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89 ch = ' '; |
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90 mvaddch(obj->o_pos.y, obj->o_pos.x, ch); |
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91 } |
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92 /* |
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93 * Get the new position |
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94 */ |
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95 obj->o_pos.y += ydelta; |
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96 obj->o_pos.x += xdelta; |
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97 if (step_ok(ch = winat(obj->o_pos.y, obj->o_pos.x)) && ch != DOOR) |
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98 { |
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99 /* |
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100 * It hasn't hit anything yet, so display it |
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101 * If it alright. |
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102 */ |
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103 if (cansee(unc(obj->o_pos)) && !terse) |
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104 { |
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105 mvaddch(obj->o_pos.y, obj->o_pos.x, obj->o_type); |
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106 refresh(); |
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107 } |
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108 continue; |
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109 } |
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110 break; |
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111 } |
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112 } |
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113 |
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114 /* |
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115 * fall: |
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116 * Drop an item someplace around here. |
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117 */ |
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118 |
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119 void |
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120 fall(THING *obj, int pr) |
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121 { |
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122 PLACE *pp; |
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123 coord fpos; |
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124 |
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125 if (fallpos(&obj->o_pos, &fpos)) |
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126 { |
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127 pp = INDEX(fpos.y, fpos.x); |
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128 pp->p_ch = obj->o_type; |
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129 obj->o_pos = fpos; |
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130 if (cansee(fpos.y, fpos.x)) |
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131 { |
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132 if (pp->p_monst != NULL) |
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133 pp->p_monst->t_oldch = obj->o_type; |
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134 else |
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135 mvaddch(fpos.y, fpos.x, obj->o_type); |
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136 } |
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137 attach(lvl_obj, obj); |
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138 return; |
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139 } |
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140 if (pr) |
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141 { |
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142 if (has_hit) |
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143 { |
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144 endmsg(); |
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145 has_hit = FALSE; |
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146 } |
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147 msg("the %s vanishes as it hits the ground", |
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148 weap_info[obj->o_which].oi_name); |
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149 } |
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150 discard(obj); |
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151 } |
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152 |
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153 /* |
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154 * init_weapon: |
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155 * Set up the initial goodies for a weapon |
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156 */ |
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157 |
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158 void |
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159 init_weapon(THING *weap, int which) |
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160 { |
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161 const struct init_weaps *iwp; |
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162 |
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163 weap->o_type = WEAPON; |
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164 weap->o_which = which; |
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165 iwp = &init_dam[which]; |
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166 strncpy(weap->o_damage, iwp->iw_dam, sizeof(weap->o_damage)); |
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167 strncpy(weap->o_hurldmg,iwp->iw_hrl, sizeof(weap->o_hurldmg)); |
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168 weap->o_launch = iwp->iw_launch; |
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169 weap->o_flags = iwp->iw_flags; |
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170 weap->o_hplus = 0; |
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171 weap->o_dplus = 0; |
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172 if (which == DAGGER) |
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173 { |
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174 weap->o_count = rnd(4) + 2; |
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175 weap->o_group = group++; |
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176 } |
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177 else if (weap->o_flags & ISMANY) |
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178 { |
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179 weap->o_count = rnd(8) + 8; |
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180 weap->o_group = group++; |
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181 } |
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182 else |
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183 { |
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184 weap->o_count = 1; |
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185 weap->o_group = 0; |
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186 } |
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187 } |
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188 |
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189 /* |
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190 * hit_monster: |
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191 * Does the missile hit the monster? |
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192 */ |
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193 int |
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194 hit_monster(int y, int x, const THING *obj) |
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195 { |
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196 coord mp; |
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197 |
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198 mp.y = y; |
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199 mp.x = x; |
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200 return fight(&mp, obj, TRUE); |
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201 } |
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202 |
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203 /* |
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204 * num: |
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205 * Figure out the plus number for armor/weapons |
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206 */ |
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207 const char * |
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208 num(int n1, int n2, int type) |
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209 { |
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210 static char numbuf[10]; |
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211 |
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212 sprintf(numbuf, n1 < 0 ? "%d" : "+%d", n1); |
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213 if (type == WEAPON) |
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214 sprintf(&numbuf[strlen(numbuf)], n2 < 0 ? ",%d" : ",+%d", n2); |
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215 return numbuf; |
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216 } |
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217 |
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218 /* |
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219 * wield: |
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220 * Pull out a certain weapon |
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221 */ |
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222 |
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223 void |
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224 wield(void) |
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225 { |
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226 THING *obj, *oweapon; |
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227 char *sp; |
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228 |
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229 oweapon = cur_weapon; |
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230 if (!dropcheck(cur_weapon)) |
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231 { |
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232 cur_weapon = oweapon; |
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233 return; |
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|
234 } |
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235 cur_weapon = oweapon; |
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236 if ((obj = get_item("wield", WEAPON)) == NULL) |
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237 { |
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238 bad: |
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239 after = FALSE; |
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240 return; |
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241 } |
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242 |
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243 if (obj->o_type == ARMOR) |
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244 { |
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245 msg("you can't wield armor"); |
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246 goto bad; |
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|
247 } |
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248 if (is_current(obj)) |
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249 goto bad; |
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250 |
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251 sp = inv_name(obj, TRUE); |
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252 cur_weapon = obj; |
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253 if (!terse) |
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254 addmsg("you are now "); |
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255 msg("wielding %s (%c)", sp, obj->o_packch); |
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256 } |
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257 |
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258 /* |
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259 * fallpos: |
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260 * Pick a random position around the give (y, x) coordinates |
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261 */ |
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262 int |
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263 fallpos(const coord *pos, coord *newpos) |
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264 { |
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265 int y, x, cnt, ch; |
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266 |
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267 cnt = 0; |
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268 for (y = pos->y - 1; y <= pos->y + 1; y++) |
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269 for (x = pos->x - 1; x <= pos->x + 1; x++) |
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270 { |
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Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
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271 /* |
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272 * check to make certain the spot is empty, if it is, |
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273 * put the object there, set it in the level list |
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274 * and re-draw the room if he can see it |
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275 */ |
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276 if (y == hero.y && x == hero.x) |
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277 continue; |
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278 if (((ch = chat(y, x)) == FLOOR || ch == PASSAGE) |
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279 && rnd(++cnt) == 0) |
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280 { |
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281 newpos->y = y; |
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282 newpos->x = x; |
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283 } |
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284 } |
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285 return (cnt != 0); |
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286 } |