| 1 |
/* |
| 2 |
* This file is part of Deliantra, the Roguelike Realtime MMORPG. |
| 3 |
* |
| 4 |
* Copyright (©) 2005,2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
| 5 |
* Copyright (©) 2001-2003 Mark Wedel & Crossfire Development Team |
| 6 |
* Copyright (©) 1992 Frank Tore Johansen |
| 7 |
* |
| 8 |
* Deliantra is free software: you can redistribute it and/or modify it under |
| 9 |
* the terms of the Affero GNU General Public License as published by the |
| 10 |
* Free Software Foundation, either version 3 of the License, or (at your |
| 11 |
* option) any later version. |
| 12 |
* |
| 13 |
* This program is distributed in the hope that it will be useful, |
| 14 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 |
* GNU General Public License for more details. |
| 17 |
* |
| 18 |
* You should have received a copy of the Affero GNU General Public License |
| 19 |
* and the GNU General Public License along with this program. If not, see |
| 20 |
* <http://www.gnu.org/licenses/>. |
| 21 |
* |
| 22 |
* The authors can be reached via e-mail to <support@deliantra.net> |
| 23 |
*/ |
| 24 |
|
| 25 |
#include <global.h> |
| 26 |
#include <object.h> |
| 27 |
#include <tod.h> |
| 28 |
|
| 29 |
#include <sproto.h> |
| 30 |
#include <time.h> |
| 31 |
|
| 32 |
#include <glib.h> |
| 33 |
|
| 34 |
#include <rmg.h> |
| 35 |
#include <rproto.h> |
| 36 |
#include "path.h" |
| 37 |
|
| 38 |
void |
| 39 |
version (object *op) |
| 40 |
{ |
| 41 |
new_draw_info_format (NDI_UNIQUE, 0, op, "This is Deliantra v%s", VERSION); |
| 42 |
} |
| 43 |
|
| 44 |
/* This is a basic little function to put the player back to his |
| 45 |
* savebed. |
| 46 |
*/ |
| 47 |
void |
| 48 |
enter_player_savebed (object *op) |
| 49 |
{ |
| 50 |
op->player_goto (op->contr->savebed_map, op->contr->bed_x, op->contr->bed_y); |
| 51 |
} |
| 52 |
|
| 53 |
/* |
| 54 |
* enter_map(): Moves the player and pets from current map (if any) to |
| 55 |
* new map. map, x, y must be set. map is the map we are moving the |
| 56 |
* player to - it could be the map he just came from if the load failed for |
| 57 |
* whatever reason. If default map coordinates are to be used, then |
| 58 |
* the function that calls this should figure them out. |
| 59 |
*/ |
| 60 |
bool |
| 61 |
object::enter_map (maptile *newmap, int x, int y) |
| 62 |
{ |
| 63 |
if (destroyed () || !newmap || newmap->in_memory != MAP_ACTIVE) |
| 64 |
return false; |
| 65 |
|
| 66 |
if (out_of_map (newmap, x, y)) |
| 67 |
{ |
| 68 |
LOG (llevError, "enter_map: supplied coordinates are not within the map! (%s: %d, %d)\n", &newmap->path, x, y); |
| 69 |
x = newmap->enter_x; |
| 70 |
y = newmap->enter_y; |
| 71 |
if (out_of_map (newmap, x, y)) |
| 72 |
{ |
| 73 |
LOG (llevError, "enter_map: map %s provides invalid default enter location (%d, %d) > (%d, %d)\n", |
| 74 |
&newmap->path, x, y, newmap->width, newmap->height); |
| 75 |
new_draw_info (NDI_UNIQUE, 0, this, "The exit is closed"); |
| 76 |
return false; |
| 77 |
} |
| 78 |
} |
| 79 |
|
| 80 |
if (contr && map != newmap && map) |
| 81 |
if (INVOKE_MAP (LEAVE, map, ARG_PLAYER (contr))) |
| 82 |
return false; |
| 83 |
|
| 84 |
// remove, so stupid blocked does not trigger a failure |
| 85 |
remove (); |
| 86 |
|
| 87 |
/* try to find a spot for the player */ |
| 88 |
if (blocked (newmap, x, y)) |
| 89 |
{ /* First choice blocked */ |
| 90 |
/* We try to find a spot for the player, starting closest in. |
| 91 |
* We could use find_first_free_spot, but that doesn't randomize it at all, |
| 92 |
* So for example, if the north space is free, you would always end up there even |
| 93 |
* if other spaces around are available. |
| 94 |
* Note that for the second and third calls, we could start at a position other |
| 95 |
* than one, but then we could end up on the other side of walls and so forth. |
| 96 |
*/ |
| 97 |
int i = find_free_spot (this, newmap, x, y, 1, SIZEOFFREE1 + 1); |
| 98 |
|
| 99 |
if (i < 0) |
| 100 |
{ |
| 101 |
i = find_free_spot (this, newmap, x, y, 1, SIZEOFFREE2 + 1); |
| 102 |
if (i < 0) |
| 103 |
i = find_free_spot (this, newmap, x, y, 1, SIZEOFFREE); |
| 104 |
} |
| 105 |
|
| 106 |
if (i >= 0) |
| 107 |
{ |
| 108 |
maptile *m = newmap; |
| 109 |
sint16 nx = x + freearr_x[i]; |
| 110 |
sint16 ny = y + freearr_y[i]; |
| 111 |
|
| 112 |
if (xy_normalise (m, nx, ny)) |
| 113 |
{ |
| 114 |
newmap = m; |
| 115 |
x = nx; |
| 116 |
y = ny; |
| 117 |
} |
| 118 |
} |
| 119 |
else |
| 120 |
/* not much we can do in this case. */ |
| 121 |
LOG (llevInfo, "enter_map: Could not find free spot for player - will dump on top of object (%s: %d, %d)\n", &newmap->path, x, y); |
| 122 |
} |
| 123 |
|
| 124 |
if (contr && map != newmap) |
| 125 |
{ |
| 126 |
if (INVOKE_PLAYER (MAP_CHANGE, contr, ARG_MAP (newmap), ARG_INT (x), ARG_INT (y))) |
| 127 |
return false; |
| 128 |
|
| 129 |
if (INVOKE_MAP (ENTER, newmap, ARG_PLAYER (contr), ARG_INT (x), ARG_INT (y))) |
| 130 |
return false; |
| 131 |
} |
| 132 |
|
| 133 |
enemy = 0; |
| 134 |
|
| 135 |
//newmap->insert (this, x, y); |
| 136 |
newmap->insert (this, x, y, 0, INS_NO_AUTO_EXIT); |
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prefetch_surrounding_maps (); |
| 138 |
|
| 139 |
if (map == newmap) // see if we actually arrived there - insert might trigger a teleport |
| 140 |
{ |
| 141 |
if (contr) |
| 142 |
{ |
| 143 |
contr->maplevel = newmap->path; |
| 144 |
contr->count = 0; |
| 145 |
|
| 146 |
/* Update any golems */ |
| 147 |
if (object *golem = contr->golem) |
| 148 |
{ |
| 149 |
int i = find_free_spot (golem, newmap, x, y, 1, SIZEOFFREE); |
| 150 |
|
| 151 |
if (i < 0) |
| 152 |
golem->drop_and_destroy (); |
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else |
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{ |
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newmap->insert (golem, x + freearr_x[i], y + freearr_y[i]); |
| 156 |
golem->direction = find_dir_2 (golem->x - x, golem->y - y); |
| 157 |
} |
| 158 |
} |
| 159 |
} |
| 160 |
|
| 161 |
/* since the players map is already loaded, we don't need to worry |
| 162 |
* about pending objects. |
| 163 |
*/ |
| 164 |
move_all_pets (); |
| 165 |
|
| 166 |
return true; |
| 167 |
} |
| 168 |
|
| 169 |
return false; |
| 170 |
} |
| 171 |
|
| 172 |
/* process_players1 and process_players2 do all the player related stuff. |
| 173 |
* I moved it out of process events and process_map. This was to some |
| 174 |
* extent for debugging as well as to get a better idea of the time used |
| 175 |
* by the various functions. process_players1() does the processing before |
| 176 |
* objects have been updated, process_players2() does the processing that |
| 177 |
* is needed after the players have been updated. |
| 178 |
*/ |
| 179 |
static void |
| 180 |
process_players1 () |
| 181 |
{ |
| 182 |
/* Basically, we keep looping until all the players have done their actions. */ |
| 183 |
for (int flag = 1; flag != 0;) |
| 184 |
{ |
| 185 |
flag = 0; |
| 186 |
for_all_players (pl) |
| 187 |
{ |
| 188 |
pl->refcnt_chk (); |
| 189 |
|
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if (expect_false (!pl->ob || !pl->ns || !pl->ob->active)) |
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continue; |
| 192 |
|
| 193 |
if (handle_newcs_player (pl->ob)) |
| 194 |
flag = 1; |
| 195 |
} |
| 196 |
} |
| 197 |
|
| 198 |
for_all_players (pl) |
| 199 |
{ |
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object *ob = pl->ob; |
| 201 |
|
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// process_objects destroys the speed_left value |
| 203 |
pl->speed_left_save = ob->speed_left; |
| 204 |
|
| 205 |
if (expect_false (!ob || !pl->ns || !ob->active)) |
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continue; |
| 207 |
|
| 208 |
do_some_living (ob); |
| 209 |
} |
| 210 |
} |
| 211 |
|
| 212 |
static void |
| 213 |
process_players2 () |
| 214 |
{ |
| 215 |
/* Then check if any players should use weapon-speed instead of speed */ |
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for_all_players (pl) |
| 217 |
{ |
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// restore speed_left value saved by process_players1 |
| 219 |
pl->ob->speed_left = pl->speed_left_save; |
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|
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pl->weapon_sp_left = min (pl->weapon_sp, pl->weapon_sp_left + pl->weapon_sp); |
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pl->ob->speed_left = min (pl->ob->speed, pl->ob->speed_left + pl->ob->speed); |
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} |
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} |
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|
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static void |
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process_events () |
| 228 |
{ |
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process_players1 (); |
| 230 |
|
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for_all_actives (op) |
| 232 |
{ |
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// try to prefetch some stuff we expect to need |
| 234 |
// obviously, it should be grouped into the same cacheline. |
| 235 |
// preliminary results indicate that this gives halves the speed |
| 236 |
// used for the inner loop |
| 237 |
if (_i < actives.size ()) // HACK, rely on _i :/ |
| 238 |
{ |
| 239 |
object *next = actives [_i + 1]; |
| 240 |
|
| 241 |
prefetch (&next->flag , 0, 1); |
| 242 |
prefetch (&next->speed , 0, 1); |
| 243 |
prefetch (&next->anim_speed, 0, 1); |
| 244 |
prefetch (&next->contr , 0, 1); |
| 245 |
} |
| 246 |
|
| 247 |
/* Now process op */ |
| 248 |
if (expect_false (op->flag [FLAG_FREED])) |
| 249 |
{ |
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LOG (llevError, "BUG: process_events(): Free object on list (%s)\n", op->debug_desc ()); |
| 251 |
op->set_speed (0); |
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continue; |
| 253 |
} |
| 254 |
|
| 255 |
if (expect_false (!op->has_active_speed ())) |
| 256 |
{ |
| 257 |
LOG (llevError, "BUG: process_events(): Object %s has no speed (%f), " |
| 258 |
"but is on active list\n", op->debug_desc (), op->speed); |
| 259 |
op->set_speed (0); |
| 260 |
continue; |
| 261 |
} |
| 262 |
|
| 263 |
if (expect_false (op->flag [FLAG_REMOVED])) |
| 264 |
{ |
| 265 |
LOG (llevError, "BUG: process_events(): removed object is on active list: %s\n", |
| 266 |
op->debug_desc ()); |
| 267 |
op->set_speed (0); |
| 268 |
continue; |
| 269 |
} |
| 270 |
|
| 271 |
/* Animate the object. Bug or feature that anim_speed |
| 272 |
* is based on ticks, and not the creatures speed? |
| 273 |
*/ |
| 274 |
if (op->anim_speed && op->last_anim >= op->anim_speed) |
| 275 |
{ |
| 276 |
animate_object (op, op->contr ? op->facing : op->direction); |
| 277 |
op->last_anim = 1; |
| 278 |
} |
| 279 |
else |
| 280 |
++op->last_anim; |
| 281 |
|
| 282 |
if (expect_false (op->speed_left > 0.f)) |
| 283 |
{ |
| 284 |
--op->speed_left; |
| 285 |
process_object (op); |
| 286 |
} |
| 287 |
|
| 288 |
// this will destroy the speed_left value for players, but |
| 289 |
// process_players1 and ..2 save/restore the real value, |
| 290 |
// so we can avoid a costly test here. |
| 291 |
op->speed_left = min (op->speed, op->speed_left + op->speed); |
| 292 |
} |
| 293 |
|
| 294 |
process_players2 (); |
| 295 |
} |
| 296 |
|
| 297 |
/* clean up everything before exiting */ |
| 298 |
void |
| 299 |
emergency_save () |
| 300 |
{ |
| 301 |
LOG (llevInfo, "emergency_save: enter\n"); |
| 302 |
|
| 303 |
LOG (llevInfo, "emergency_save: saving book archive\n"); |
| 304 |
write_book_archive (); |
| 305 |
|
| 306 |
cfperl_emergency_save (); |
| 307 |
|
| 308 |
LOG (llevInfo, "emergency_save: leave\n"); |
| 309 |
} |
| 310 |
|
| 311 |
// send all clients some informational text |
| 312 |
static void |
| 313 |
cleanup_inform (const char *cause, bool make_core) |
| 314 |
{ |
| 315 |
int flags = NDI_REPLY | NDI_UNIQUE | NDI_ALL | (make_core ? NDI_RED : NDI_GREEN); |
| 316 |
|
| 317 |
new_draw_info_format (flags, 0, 0, "The server will now shutdown."); |
| 318 |
new_draw_info_format (flags, 0, 0, "Cause for this shutdown: %s", cause); |
| 319 |
|
| 320 |
if (make_core) |
| 321 |
new_draw_info_format (flags, 0, 0, "This is considered a crash, but all maps and players have been saved."); |
| 322 |
else |
| 323 |
new_draw_info_format (flags, 0, 0, "This is considered to be a clean shutdown, and all maps and players will be saved now."); |
| 324 |
|
| 325 |
new_draw_info_format (flags, 0, 0, "%s", CLEANUP_MESSAGE); |
| 326 |
|
| 327 |
client::flush_sockets (); |
| 328 |
} |
| 329 |
|
| 330 |
/* clean up everything before exiting */ |
| 331 |
void |
| 332 |
cleanup (const char *cause, bool make_core) |
| 333 |
{ |
| 334 |
if (make_core) |
| 335 |
fork_abort (cause); |
| 336 |
|
| 337 |
LOG (make_core ? llevError : llevInfo, "cleanup cause: %s\n", cause); |
| 338 |
|
| 339 |
if (!make_core) |
| 340 |
cleanup_inform (cause, make_core); |
| 341 |
|
| 342 |
LOG (llevDebug, "cleanup begin.\n"); |
| 343 |
|
| 344 |
if (init_done && !in_cleanup) |
| 345 |
{ |
| 346 |
in_cleanup = true; |
| 347 |
emergency_save (); |
| 348 |
} |
| 349 |
else |
| 350 |
in_cleanup = true; |
| 351 |
|
| 352 |
LOG (llevDebug, "running cleanup handlers.\n"); |
| 353 |
INVOKE_GLOBAL (CLEANUP); |
| 354 |
|
| 355 |
LOG (llevDebug, "cleanup done.\n"); |
| 356 |
|
| 357 |
log_cleanup (); |
| 358 |
|
| 359 |
if (make_core) |
| 360 |
cleanup_inform (cause, make_core); |
| 361 |
else |
| 362 |
{ |
| 363 |
new_draw_info_format (NDI_REPLY | NDI_UNIQUE | NDI_ALL | NDI_GREEN, 0, 0, "Maps and players successfully saved, exiting."); |
| 364 |
new_draw_info_format (NDI_REPLY | NDI_UNIQUE | NDI_ALL | NDI_GREEN, 0, 0, "And again: " CLEANUP_MESSAGE); |
| 365 |
client::flush_sockets (); |
| 366 |
} |
| 367 |
|
| 368 |
cfperl_cleanup (make_core); |
| 369 |
_exit (make_core); |
| 370 |
} |
| 371 |
|
| 372 |
/* |
| 373 |
* do_specials() is a collection of functions to call from time to time. |
| 374 |
* Modified 2000-1-14 MSW to use the global pticks count to determine how |
| 375 |
* often to do things. This will allow us to spred them out more often. |
| 376 |
* I use prime numbers for the factor count - in that way, it is less likely |
| 377 |
* these actions will fall on the same tick (compared to say using 500/2500/15000 |
| 378 |
* which would mean on that 15,000 tick count a whole bunch of stuff gets |
| 379 |
* done). Of course, there can still be times where multiple specials are |
| 380 |
* done on the same tick, but that will happen very infrequently |
| 381 |
* |
| 382 |
* I also think this code makes it easier to see how often we really are |
| 383 |
* doing the various things. |
| 384 |
*/ |
| 385 |
static void |
| 386 |
do_specials () |
| 387 |
{ |
| 388 |
shstr::gc (); |
| 389 |
archetype::gc (); |
| 390 |
|
| 391 |
if (expect_false (!(pticks % TICKS_PER_HOUR))) |
| 392 |
maptile::adjust_daylight (); |
| 393 |
|
| 394 |
if (expect_false (!(pticks % 2503))) |
| 395 |
fix_weight (); /* Hack to fix weightproblems caused by bugs */ |
| 396 |
|
| 397 |
if (expect_false (!(pticks % 5003))) |
| 398 |
write_book_archive (); |
| 399 |
|
| 400 |
if (expect_false (!(pticks % 5009))) |
| 401 |
clean_friendly_list (); |
| 402 |
|
| 403 |
if (expect_false (!(pticks % 5011))) |
| 404 |
obsolete_parties (); |
| 405 |
|
| 406 |
if (expect_false (!(pticks % 12503))) |
| 407 |
fix_luck (); |
| 408 |
} |
| 409 |
|
| 410 |
void |
| 411 |
server_tick () |
| 412 |
{ |
| 413 |
// first do the user visible stuff |
| 414 |
INVOKE_GLOBAL (CLOCK); |
| 415 |
process_events (); // "do" something with objects with speed |
| 416 |
client::clock (); // draw client maps etc. |
| 417 |
|
| 418 |
// then do some bookkeeping, should not really be here |
| 419 |
do_specials (); /* Routines called from time to time. */ |
| 420 |
attachable::check_mortals (); |
| 421 |
|
| 422 |
++pticks; |
| 423 |
|
| 424 |
if (object::object_count >= RESTART_COUNT) |
| 425 |
cleanup ("running out of protocol ID values - need full restart"); |
| 426 |
} |
| 427 |
|
| 428 |
// normal main |
| 429 |
int |
| 430 |
main (int argc, char **argv) |
| 431 |
{ |
| 432 |
settings.argc = argc; |
| 433 |
settings.argv = argv; |
| 434 |
|
| 435 |
rndm.seed (time (0)); |
| 436 |
g_thread_init (0); // for the slice allocator only |
| 437 |
|
| 438 |
// temporary(?) testing hack |
| 439 |
if (argc >= 2 && !strcmp (argv [1], "--noise")) |
| 440 |
{ |
| 441 |
void noise_test (); |
| 442 |
noise_test (); |
| 443 |
exit (0); |
| 444 |
} |
| 445 |
|
| 446 |
#if 0 |
| 447 |
// code sometiems used for timing benchmarks |
| 448 |
random_number_generator<freeciv_random_generator> rng; |
| 449 |
rng.seed(0); |
| 450 |
for (int i = 0; i < 10; ++i) |
| 451 |
printf ("%08x\n", rng.get_u32()); |
| 452 |
for (int i = 0; i < 1000000; ++i) |
| 453 |
volatile int r = rng.get_u32 (); |
| 454 |
cstamp s = stamp (); |
| 455 |
for (int i = 0; i < 1000000; ++i) |
| 456 |
volatile int r = rng.next (); |
| 457 |
printf ("c %d\n", (int)measure (s)); |
| 458 |
exit (0); |
| 459 |
#endif |
| 460 |
|
| 461 |
init (argc, argv); |
| 462 |
|
| 463 |
for (;;) |
| 464 |
cfperl_main (); |
| 465 |
} |
| 466 |
|
