annotate src/detonate.c @ 16:e246e5730173

Removed useless binaries from repository...
author darius
date Wed, 24 Dec 1997 12:36:02 +0000
parents 2719a89505ba
children
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1 /*--------------------------------------------------------------------------
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2 NETREK II -- Paradise
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3
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4 Permission to use, copy, modify, and distribute this software and its
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5 documentation, or any derivative works thereof, for any NON-COMMERCIAL
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6 purpose and without fee is hereby granted, provided that this copyright
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7 notice appear in all copies. No representations are made about the
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8 suitability of this software for any purpose. This software is provided
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9 "as is" without express or implied warranty.
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10
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11 Xtrek Copyright 1986 Chris Guthrie
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12 Netrek (Xtrek II) Copyright 1989 Kevin P. Smith
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13 Scott Silvey
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14 Paradise II (Netrek II) Copyright 1993 Larry Denys
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15 Kurt Olsen
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16 Brandon Gillespie
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17 --------------------------------------------------------------------------*/
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18
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19
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20 #include "config.h"
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21 #include <stdio.h>
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22 #include <sys/time.h>
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23 #include "defs.h"
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24 #include "struct.h"
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25 #include "data.h"
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26 #include "shmem.h"
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27
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28 /*
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29 * * Here we have another flaw. Detonating other players torps can be a *
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30 * very quick way to die. Why? Because you always take some damage. *
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31 * Experienced players never detonate other players' torps. Balance is *
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32 * really hard to obtain with this type of function. Technically, a * player
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33 * could nearly continuously detonate torps (at least faster than * they
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34 * could be fired) and never be hurt, if I allowed less damage as * a
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35 * possible result. So here it sits.
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36 */
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37
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38
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39
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40 static struct timeval lasttp;
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41
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42
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43 #define UGAP 100000 /* microseconds */
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44
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45
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46 /*-----------------------------VISIBLE FUNCTIONS---------------------------*/
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47
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48 /*-------------------------------DETOTHERS---------------------------------*/
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49 /*
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50 * This function goes through all the torps in the games and detonates the
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51 * torps that are close enough to det.
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52 */
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53
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54 void
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55 detothers()
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56 {
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57 register int h, i; /* looping var */
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58 int dx, dy; /* to find distance */
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59 register struct torp *j; /* to point to torp */
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60 register struct missile *drn; /* to point to torp */
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61
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62 if (me->p_fuel < myship->s_detcost)
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63 { /* if not enough fuel */
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64 warning("Not enough fuel to detonate"); /* then print warning */
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65 return; /* and get out of dodge */
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66 }
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67 if (me->p_flags & PFWEP)
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68 { /* if W-temped then you */
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69 warning("Weapons overheated"); /* cannot det */
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70 return;
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71 }
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72
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73 if (!temporally_spaced(&lasttp, UGAP))
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74 return;
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75
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76
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77 me->p_fuel -= myship->s_detcost; /* take fuel away */
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78 me->p_wtemp += myship->s_detcost / 5; /* increase W-temp */
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79 for (h = 0; h < MAXPLAYER; h++)
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80 { /* go through all players */
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81 if ((players[h].p_status == PFREE) || (h == me->p_no))
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82 continue; /* do not det own torps */
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83 for (i = h * MAXTORP; i < MAXTORP * (h + 1); i++)
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84 {
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85 j = &torps[i]; /* get a torp */
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86 if (friendlyTorp(j)) /* if its friendly then */
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87 continue; /* disregard it */
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88 if ((j->t_status == TMOVE) || (j->t_status == TSTRAIGHT))
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89 {
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90 dx = j->t_x - me->p_x; /* if torp moving */
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91 dy = j->t_y - me->p_y; /* get delta cords */
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92 #ifdef SHIPDET
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93 if (ABS(dx) > myship->s_detdist || ABS(dy) > myship->s_detdist)
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94 continue; /* obviously too far away */
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95 if (dx * dx + dy * dy < myship->s_detdist * myship->s_detdist)
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96 { /* close enough? */
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97 #elif LARGEDET
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98 if (ABS(dx) > NEWDETDIST || ABS(dy) > NEWDETDIST)
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99 continue; /* obviously too far away */
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100 if (dx * dx + dy * dy < NEWDETDIST * NEWDETDIST)
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101 { /* close enough? */
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102 #else
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103 /*
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104 * DETDIST is normally set to 1700 unless SHIPDET is set. If SHIPDET
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105 * is set
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106 */
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107 /*
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108 * then DETDIST is set as myship->s_detdist in defs.h which will make
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109 * the
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110 */
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111 /* det distances settable by ship type */
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112 if (ABS(dx) > DETDIST || ABS(dy) > DETDIST)
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113 continue; /* obviously too far away */
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114 if (dx * dx + dy * dy < DETDIST * DETDIST)
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115 { /* close enough? */
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116 #endif
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117 j->t_whodet = me->p_no; /* set who detted it */
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118 j->t_status = TDET; /* change status to det */
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119 }
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120 }
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121 }
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122 }
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123
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124 for (h = 0; h < MAXPLAYER * NPTHINGIES; h++)
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125 {
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126 drn = &missiles[h];
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127
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128 if (friendlyMissile(drn))
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129 continue;
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130
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131 if (drn->ms_status == TMOVE || drn->ms_status == TSTRAIGHT)
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132 {
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133 dx = drn->ms_x - me->p_x; /* if torp moving */
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134 dy = drn->ms_y - me->p_y; /* get delta cords */
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135
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136 #ifdef SHIPDET
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137 if (ABS(dx) > myship->s_detdist || ABS(dy) > myship->s_detdist)
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138 continue; /* obviously too far away */
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139 if (dx * dx + dy * dy < myship->s_detdist * myship->s_detdist)
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140 { /* close enough? */
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141 #elif LARGEDET
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142 if (ABS(dx) > NEWDETDIST || ABS(dy) > NEWDETDIST)
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143 if (ABS(dx) > NEWDETDIST || ABS(dy) > NEWDETDIST)
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144 continue; /* obviously too far away */
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145 if (dx * dx + dy * dy < NEWDETDIST * NEWDETDIST)
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146 { /* close enough? */
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147 #else
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148 if (ABS(dx) > DETDIST || ABS(dy) > DETDIST)
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149 continue; /* obviously too far away */
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150 if (dx * dx + dy * dy < DETDIST * DETDIST)
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151 { /* close enough? */
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152 #endif
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153 drn->ms_whodet = me->p_no; /* set who detted it */
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154 drn->ms_status = TDET; /* change status to det */
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155 }
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156 }
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157 }
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158 }
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159
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160
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161 /*-------------------------------------------------------------------------*/
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162
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163
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164
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165
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166
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167 /*-------END OF FILE------*/