Mercurial > ~darius > hgwebdir.cgi > paradise_server
annotate src/dutil.c @ 16:e246e5730173
Removed useless binaries from repository...
| author | darius |
|---|---|
| date | Wed, 24 Dec 1997 12:36:02 +0000 |
| parents | d28f3d01043c |
| children | 65de6eb6861a |
| rev | line source |
|---|---|
| 3 | 1 /*-------------------------------------------------------------------------- |
| 2 NETREK II -- Paradise | |
| 3 | |
| 4 Permission to use, copy, modify, and distribute this software and its | |
| 5 documentation, or any derivative works thereof, for any NON-COMMERCIAL | |
| 6 purpose and without fee is hereby granted, provided that this copyright | |
| 7 notice appear in all copies. No representations are made about the | |
| 8 suitability of this software for any purpose. This software is provided | |
| 9 "as is" without express or implied warranty. | |
| 10 | |
| 11 Xtrek Copyright 1986 Chris Guthrie | |
| 12 Netrek (Xtrek II) Copyright 1989 Kevin P. Smith | |
| 13 Scott Silvey | |
| 14 Paradise II (Netrek II) Copyright 1993 Larry Denys | |
| 15 Kurt Olsen | |
| 16 Brandon Gillespie | |
| 17 --------------------------------------------------------------------------*/ | |
| 18 | |
| 19 #include "config.h" | |
| 20 #include <stdio.h> | |
| 21 #include <math.h> | |
| 22 #include <signal.h> | |
| 23 #include <string.h> | |
| 24 | |
| 25 #include "defs.h" | |
| 26 #include "struct.h" | |
| 27 #include "data.h" | |
| 28 #include "daemonII.h" | |
| 29 #include "shmem.h" | |
| 30 | |
| 31 #define friendly(fred, bart) \ | |
| 32 (!(fred->p_team & (bart->p_swar|bart->p_hostile)) && \ | |
| 33 !(bart->p_team & (fred->p_swar|fred->p_hostile))) | |
| 34 | |
| 35 /*--------------------------------KILLMESS--------------------------------*/ | |
| 36 | |
| 37 /* | |
| 38 * This function prints to the messages who killed who. This function now | |
| 39 * adds the way of death onto the end of the kill message. | |
| 40 */ | |
| 41 | |
| 42 | |
| 43 extern void pmessage(); | |
| 44 int get_explode_views(); | |
| 45 #ifndef SYSV /* this is barfing on HP/UX */ | |
| 46 extern int fprintf(); | |
| 47 #endif | |
| 48 extern void killerstats(); | |
| 49 extern void checkmaxkills(); | |
| 50 #ifdef LEAGUE_SUPPORT | |
| 51 extern void tlog_plkill(); | |
| 52 #else | |
| 53 #define tlog_plkill(a,b,c) | |
| 54 #endif | |
| 55 extern void loserstats(); | |
| 56 | |
| 57 void | |
| 58 killmess(victim, killer) | |
| 59 struct player *victim, *killer; /* killee and killer */ | |
| 60 { | |
| 61 char buf[80]; /* to sprintf into */ | |
| 62 | |
| 63 sprintf(buf, "%s (%s", victim->p_name, twoletters(victim)); | |
| 64 | |
| 65 if (victim->p_armies) | |
| 66 { | |
| 67 if ((victim->p_ship.s_nflags & SFNHASFIGHTERS) && (victim->p_ship.s_type != STARBASE)) | |
| 68 sprintf(buf + strlen(buf), "+%d fighters", | |
| 69 victim->p_ship.s_missilestored); | |
| 70 else | |
| 71 sprintf(buf + strlen(buf), "+%d armies", victim->p_armies); | |
| 72 } | |
| 73 strcat(buf, ")"); | |
| 74 if (killer) | |
| 75 { | |
| 76 sprintf(buf + strlen(buf), " was kill %0.2f for %s (%s)", | |
| 77 killer->p_kills, killer->p_name, | |
| 78 twoletters(killer)); | |
| 79 | |
| 80 if (friendly(victim, killer)) | |
| 81 strcat(buf, "[no credit]"); | |
| 82 | |
| 83 } | |
| 84 else | |
| 85 { | |
| 86 if (victim->p_whydead == KPLANET) | |
| 87 { | |
| 88 sprintf(buf + strlen(buf), " was %s by %s (%s)", | |
| 89 PL_TYPE(planets[victim->p_whodead]) == PLSTAR ? | |
| 90 "burned to a crisp" : "shot down", | |
| 91 planets[victim->p_whodead].pl_name, | |
| 92 teams[planets[victim->p_whodead].pl_owner].shortname); | |
| 93 } | |
| 94 else if (victim->p_whydead == KASTEROID) | |
| 95 sprintf(buf + strlen(buf), " was crushed by an asteroid"); | |
| 96 else | |
| 97 { | |
| 98 strcat(buf, " was killed"); | |
| 99 } | |
| 100 } | |
| 101 switch (victim->p_whydead) | |
| 102 { /* determine why player died */ | |
| 103 case KTORP: | |
| 104 strcat(buf, "[torp]"); | |
| 105 break; | |
| 106 case KPHASER: | |
| 107 strcat(buf, "[phaser]"); | |
| 108 break; | |
| 109 case KSHIP: | |
| 110 strcat(buf, "[explosion]"); | |
| 111 break; | |
| 112 case KPLASMA: | |
| 113 strcat(buf, "[plasma]"); | |
| 114 break; | |
| 115 case KASTEROID: | |
| 116 strcat(buf, "[asteroid]"); | |
| 117 break; | |
| 118 case KPLANET: | |
| 119 switch (PL_TYPE(planets[victim->p_whodead])) | |
| 120 { | |
| 121 case PLSTAR: | |
| 122 strcat(buf, "[star]"); | |
| 123 break; | |
| 124 case PLPLANET: | |
| 125 strcat(buf, "[planet]"); | |
| 126 break; | |
| 127 default: | |
| 128 strcat(buf, "[space rock]"); | |
| 129 break; | |
| 130 } | |
| 131 break; | |
| 132 default: | |
| 133 strcat(buf, "[unknown]"); | |
| 134 } | |
| 135 pmessage(buf, 0, MALL | MKILLA, "GOD->ALL"); | |
| 136 } | |
| 137 | |
| 138 | |
| 139 | |
| 140 | |
| 141 /*-------------------------------VISIBLE FUNCTIONS------------------------*/ | |
| 142 | |
| 143 /*-------------------------------CAUSE_KABOOM------------------------------*/ | |
| 144 /* | |
| 145 * This function sets the victim to explode and sets the counter for the | |
| 146 * explosion views. | |
| 147 */ | |
| 148 | |
| 149 void | |
| 150 cause_kaboom(victim) | |
| 151 struct player *victim; /* which ship to blast to tiny fragments */ | |
| 152 { | |
| 153 victim->p_status = PEXPLODE; /* set player as exploding */ | |
| 154 victim->p_explode = (short) get_explode_views(victim->p_ship.s_type); | |
| 155 } | |
| 156 | |
| 157 /*------------------------------GET_EXPLODE_VIEWS--------------------------*/ | |
| 158 /* returns the number of ship views for the given ship type */ | |
| 159 | |
| 160 int | |
| 161 get_explode_views(stype) | |
| 162 short stype; | |
| 163 { | |
| 164 switch (stype) | |
| 165 { | |
| 166 case STARBASE: | |
| 167 case WARBASE: | |
| 168 case JUMPSHIP: | |
| 169 return 2 * SBEXPVIEWS / PLAYERFUSE; /* big kablooey */ | |
| 170 } | |
| 171 return 10 / PLAYERFUSE; /* small kablooey */ | |
| 172 } | |
| 173 | |
| 174 /*------------------------------INFLICT_DAMAGE-----------------------------*/ | |
| 175 /* | |
| 176 * This function is used to inflict damage on a player. If the player dies | |
| 177 * as a result he will be made to explode. The function returns a 1 if the | |
| 178 * victim was killed and a 0 otherwise. If the sp parameter is a zero then | |
| 179 * the victim was damaged by something other than a ship. It is the | |
| 180 * responsibil- ity of the caller to set the whydead field of the victim. | |
| 181 */ | |
| 182 | |
| 183 int | |
| 184 inflict_damage(sp, op, victim, damage, why) | |
| 185 struct player *sp; /* player that inflicted the damage */ | |
| 186 struct player *op; /* other player that could be responsible */ | |
| 187 struct player *victim; /* which ship to victimize */ | |
| 188 int damage; /* how much damage, should be positive */ | |
| 189 int why; /* the source of the damage */ | |
| 190 { | |
| 191 if (damage < 0) | |
| 192 { /* should not be called with - damage */ | |
| 193 fprintf(stderr, "Attempt to inflict negative damage\n"); | |
| 194 return 0; | |
| 195 } | |
| 196 | |
| 197 if (victim->p_flags & PFSHIELD) | |
| 198 { /* shields up? */ | |
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199 int penetrated, factor; |
| 3 | 200 /* |
| 201 * if the server is configured for damage penetration then the shields | |
| 202 * will not absorb all the damage | |
| 203 */ | |
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204 |
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205 /* Holds the initial penetration factor */ |
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206 factor = configvals->penetration; |
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207 |
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208 /* Are we in nebulous terrain? */ |
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209 if ((terrain_grid[(int) (j->t_x) / TGRID_GRANULARITY * TGRID_SIZE + |
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210 (int) (j->t_y) / TGRID_GRANULARITY].types |
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211 & T_NEBULA) && neb_effect[SS_SHIELD]) |
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212 factor += drand48(); /* Yes - add something to the penetration factor */ |
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213 |
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214 if(factor > 1) /* Check for overflow */ |
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215 factor = 1; |
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216 |
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217 penetrated = damage * factor |
| 3 | 218 * (victim->p_ship.s_maxshield - victim->p_shield) |
| 219 / (victim->p_ship.s_maxshield); | |
| 220 damage -= penetrated; | |
| 221 | |
| 222 victim->p_shield -= damage; /* damage shields */ | |
| 223 if (victim->p_shield < 0) | |
| 224 { /* we punched through the shield */ | |
| 225 damage = -victim->p_shield; /* excess damage will apply to hull */ | |
| 226 victim->p_shield = 0; /* and zero the shields */ | |
| 227 } | |
| 228 else | |
| 229 damage = 0; | |
| 230 damage += penetrated; /* some of the damage got through the shields */ | |
| 231 } | |
| 232 if (damage > 0) | |
| 233 { | |
| 234 victim->p_damage += damage; /* all damage to hull */ | |
| 235 if (configvals->erosion > 0) | |
| 236 { | |
| 237 float chance = damage * configvals->erosion; | |
| 238 while (chance >= 0.5) | |
| 239 { /* no matter how much you suffer there's a | |
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240 * chance you can avoid permanent damage */ |
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241 if (lrand48() & 0x40) |
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242 { |
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243 victim->p_ship.s_maxdamage--; /* apply damage to maximum */ |
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244 victim->p_damage--; /* instead of current */ |
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245 } |
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246 chance -= 0.5; |
| 3 | 247 } |
| 248 if (drand48() < chance) | |
| 249 { | |
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250 victim->p_ship.s_maxdamage--; /* apply damage to maximum */ |
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251 victim->p_damage--; /* instead of current */ |
| 3 | 252 } |
| 253 } | |
| 254 } | |
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255 |
| 3 | 256 if (victim->p_damage >= victim->p_ship.s_maxdamage) |
| 257 { /* victim dead? */ | |
| 258 cause_kaboom(victim); /* make him explode */ | |
| 259 if (sp) | |
| 260 { | |
| 261 victim->p_whydead = why; | |
| 262 if (!friendly(sp, victim) | |
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263 && sp != victim /* hozers were getting credit for killing |
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264 * themselves because they were at war with |
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265 their own race */ ) |
| 3 | 266 { |
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267 /* if a hostile player was responsible */ |
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268 tlog_plkill(victim, sp, op); |
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269 if (victim->p_ship.s_type == PATROL) |
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270 sp->p_kills += .5 + ((float) victim->p_armies + victim->p_kills) / 10.0; |
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271 else |
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272 sp->p_kills += 1.0 + ((float) victim->p_armies + victim->p_kills) / 10.0; |
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273 killerstats(sp->p_no, victim); /* adjust everyones stats */ |
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274 checkmaxkills(sp->p_no); |
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275 killmess(victim, sp); |
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276 victim->p_whodead = sp->p_no; |
| 3 | 277 } |
| 278 else if (op && !friendly(op, victim) && op != victim) | |
| 279 { | |
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280 /* the primary assassin was friendly, check auxiliary killer */ |
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281 tlog_plkill(victim, op, sp); |
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282 |
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283 if (victim->p_ship.s_type == PATROL) |
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284 op->p_kills += .5 + ((float) victim->p_armies + victim->p_kills) / 10.0; |
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285 else |
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286 op->p_kills += 1.0 + ((float) victim->p_armies + victim->p_kills) / 10.0; |
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287 killerstats(op->p_no, victim); /* adjust everyones stats */ |
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288 checkmaxkills(op->p_no); |
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289 killmess(victim, op); |
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290 victim->p_whodead = op->p_no; |
| 3 | 291 } |
| 292 else | |
| 293 { | |
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294 /* |
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295 * give no credit since it was friendly and the auxiliary murderer |
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296 * was friendly too |
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297 */ |
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298 tlog_plkill(victim, sp, (struct player *) 0); |
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299 killmess(victim, sp); |
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300 victim->p_whodead = sp->p_no; |
| 3 | 301 } |
| 302 } | |
| 303 loserstats(victim->p_no); | |
| 304 return 1; /* victim died */ | |
| 305 } | |
| 306 else | |
| 307 return 0; /* victim lived */ | |
| 308 } | |
| 309 | |
| 310 /*-------------------------------------------------------------------------*/ | |
| 311 | |
| 312 | |
| 313 struct ranksorter | |
| 314 { | |
| 315 int pno; | |
| 316 int rank; | |
| 317 float di; | |
| 318 int teammates; | |
| 319 }; | |
| 320 | |
| 321 static struct ranksorter admirals[MAXTEAM]; | |
| 322 | |
| 323 int | |
| 324 enemy_admiral(tno) | |
| 325 int tno; | |
| 326 { | |
| 327 int teammates; | |
| 328 int pno; | |
| 329 int i; | |
| 330 | |
| 331 for (i = 0; i < MAXTEAM; i++) | |
| 332 { | |
| 333 admirals[i].teammates = 0; | |
| 334 admirals[i].rank = -1; | |
| 335 } | |
| 336 | |
| 337 for (i = 0; i < MAXPLAYER; i++) | |
| 338 { | |
| 339 int team; | |
| 340 struct player *pl; | |
| 341 pl = &players[i]; | |
| 342 | |
| 343 if (pl->p_status == PFREE || | |
| 344 pl->p_team == tno) | |
| 345 continue; | |
| 346 | |
| 347 team = pl->p_team; | |
| 348 admirals[team].teammates++; | |
| 349 | |
| 350 if (pl->p_stats.st_rank < admirals[team].rank) | |
| 351 continue; | |
| 352 if (pl->p_stats.st_rank > admirals[team].rank || | |
| 353 pl->p_stats.st_di > admirals[team].di) | |
| 354 { | |
| 355 admirals[team].pno = i; | |
| 356 admirals[team].rank = pl->p_stats.st_rank; | |
| 357 admirals[team].di = pl->p_stats.st_di; | |
| 358 } | |
| 359 } | |
| 360 | |
| 361 teammates = -1; | |
| 362 pno = 0; | |
| 363 for (i = 0; i < MAXTEAM; i++) | |
| 364 { | |
| 365 if (admirals[i].teammates > teammates) | |
| 366 { | |
| 367 pno = admirals[i].pno; | |
| 368 teammates = admirals[i].teammates; | |
| 369 } | |
| 370 } | |
| 371 return pno; | |
| 372 } | |
| 373 | |
| 374 | |
| 375 /*--------END OF FILE-------*/ |