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Revision: 1.124
Committed: Tue Apr 15 14:21:04 2008 UTC (16 years, 1 month ago) by root
Content type: text/plain
Branch: MAIN
CVS Tags: rel-2_5
Changes since 1.123: +1 -1 lines
Log Message:
*** empty log message ***

File Contents

# Content
1 /*
2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 *
4 * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (©) 2001-2003,2007 Mark Wedel & Crossfire Development Team
6 * Copyright (©) 1992,2007 Frank Tore Johansen
7 *
8 * Deliantra is free software: you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation, either version 3 of the License, or
11 * (at your 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 GNU General Public License
19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 *
21 * The authors can be reached via e-mail to <support@deliantra.net>
22 */
23
24 #include <global.h>
25 #include <object.h>
26 #include <tod.h>
27
28 #include <sproto.h>
29 #include <time.h>
30
31 #include <../random_maps/random_map.h>
32 #include <../random_maps/rproto.h>
33 #include "path.h"
34
35 static char days[7][4] = {
36 "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"
37 };
38
39 void
40 version (object *op)
41 {
42 new_draw_info_format (NDI_UNIQUE, 0, op, "This is Deliantra v%s", VERSION);
43
44 #if 0
45 new_draw_info (NDI_UNIQUE, 0, op, "Authors and contributors to this program:");
46 new_draw_info (NDI_UNIQUE, 0, op, "Marc A. Lehmann <pcg@goof.com>");
47 new_draw_info (NDI_UNIQUE, 0, op, "Robin Redeker <elmex@x-paste.de>");
48 new_draw_info (NDI_UNIQUE, 0, op, "Pippijn van Steenhoven <pip88nl@gmail.com>");
49 new_draw_info (NDI_UNIQUE, 0, op, "");
50 new_draw_info (NDI_UNIQUE, 0, op, "Authors and contributors to the original Crossfire:");
51 new_draw_info (NDI_UNIQUE, 0, op, "Mark Wedel <mwedel@sonic.net>");
52 new_draw_info (NDI_UNIQUE, 0, op, "Frank Tore Johansen <frankj@ifi.uio.no>");
53 new_draw_info (NDI_UNIQUE, 0, op, "Kjetil Torgrim Homme <kjetilho@ifi.uio.no>");
54 new_draw_info (NDI_UNIQUE, 0, op, "Tyler Van Gorder <tvangod@ecst.csuchico.edu>");
55 new_draw_info (NDI_UNIQUE, 0, op, "Tony Elmroth <elmroth@cd.chalmers.se>");
56 new_draw_info (NDI_UNIQUE, 0, op, "Dougal Scott <dougal.scott@fcit.monasu.edu.au>");
57 new_draw_info (NDI_UNIQUE, 0, op, "William <wchuang@athena.mit.edu>");
58 new_draw_info (NDI_UNIQUE, 0, op, "Geoff Bailey <ftww@cs.su.oz.au>");
59 new_draw_info (NDI_UNIQUE, 0, op, "Kjetil Wiekhorst Jørgensen <jorgens@flipper.pvv.unit.no>");
60 new_draw_info (NDI_UNIQUE, 0, op, "Cameron Blackwood <c.blackwood@rdt.monash.edu.au>");
61 new_draw_info (NDI_UNIQUE, 0, op, "Joseph L. Traub <jtraub+@cmu.edu>");
62 new_draw_info (NDI_UNIQUE, 0, op, "Rupert G. Goldie <rgg@aaii.oz.au>");
63 new_draw_info (NDI_UNIQUE, 0, op, "Eric A. Anderson <eanders+@cmu.edu>");
64 new_draw_info (NDI_UNIQUE, 0, op, "Rickard Eneqvist <eneq@Prag.DoCS.UU.SE>");
65 new_draw_info (NDI_UNIQUE, 0, op, "Jarkko Sonninen <Jarkko.Sonninen@lut.fi>");
66 new_draw_info (NDI_UNIQUE, 0, op, "Karl Holland <kholland@sunlab.cit.cornell.du>");
67 new_draw_info (NDI_UNIQUE, 0, op, "Mikael Lundgren <vick@bern.docs.uu.se>");
68 new_draw_info (NDI_UNIQUE, 0, op, "Mikael Olsson <mol@meryl.csd.uu.se>");
69 new_draw_info (NDI_UNIQUE, 0, op, "Tero Haatanen <Tero.Haatanen@lut.fi>");
70 new_draw_info (NDI_UNIQUE, 0, op, "Lasse Ylitalo <ylitalo@student.docs.uu.se>");
71 new_draw_info (NDI_UNIQUE, 0, op, "Niilo Neuvo <anipa@guru.magic.fi>");
72 new_draw_info (NDI_UNIQUE, 0, op, "Markku J{rvinen <mta@modeemi.cs.tut.fi>");
73 new_draw_info (NDI_UNIQUE, 0, op, "Sylvain Meunier <meunier@inf.enst.fr>");
74 new_draw_info (NDI_UNIQUE, 0, op, "Jason Fosback <jfosback@darmok.uoregon.edu>");
75 new_draw_info (NDI_UNIQUE, 0, op, "Carl Edman <cedman@capitalist.princeton.edu>");
76 new_draw_info (NDI_UNIQUE, 0, op, "Charles Henrich <henrich@crh.cl.msu.edu>");
77 new_draw_info (NDI_UNIQUE, 0, op, "Gregor Schmid <schmid@fb3-s7.math.tu-berlin.de>");
78 new_draw_info (NDI_UNIQUE, 0, op, "Raphael Quinet <quinet@montefiore.ulg.ac.be>");
79 new_draw_info (NDI_UNIQUE, 0, op, "Jari Vanhala <jam@modeemi.cs.tut.fi>");
80 new_draw_info (NDI_UNIQUE, 0, op, "Tero Kivinen <kivinen@joker.cs.hut.fi>");
81 new_draw_info (NDI_UNIQUE, 0, op, "Peter Mardahl <peterm@soda.berkeley.edu>");
82 new_draw_info (NDI_UNIQUE, 0, op, "Matthew Zeher <matt@cs.odu.edu>");
83 new_draw_info (NDI_UNIQUE, 0, op, "Scott R. Turner <srt@sun-dimas.aero.org>");
84 new_draw_info (NDI_UNIQUE, 0, op, "Ben Fennema <huma@netcom.com>");
85 new_draw_info (NDI_UNIQUE, 0, op, "Nick Williams <njw@cs.city.ac.uk>");
86 new_draw_info (NDI_UNIQUE, 0, op, "Laurent Wacrenier <Wacren@Gin.ObsPM.Fr>");
87 new_draw_info (NDI_UNIQUE, 0, op, "Brian Thomas <thomas@astro.psu.edu>");
88 new_draw_info (NDI_UNIQUE, 0, op, "John Steven Moerk <jsm@axon.ksc.nasa.gov>");
89 new_draw_info (NDI_UNIQUE, 0, op, "Delbecq David <david.delbecq@mailandnews.com>");
90 new_draw_info (NDI_UNIQUE, 0, op, "Chachkoff Yann <yann.chachkoff@mailandnews.com>\n");
91 new_draw_info (NDI_UNIQUE, 0, op, "");
92 new_draw_info (NDI_UNIQUE, 0, op, "Images and art:");
93 new_draw_info (NDI_UNIQUE, 0, op, "Peter Gardner");
94 new_draw_info (NDI_UNIQUE, 0, op, "David Gervais <david_eg@mail.com>");
95 new_draw_info (NDI_UNIQUE, 0, op, "Mitsuhiro Itakura <ita@gold.koma.jaeri.go.jp>");
96 new_draw_info (NDI_UNIQUE, 0, op, "Hansjoerg Malthaner <hansjoerg.malthaner@danet.de>");
97 new_draw_info (NDI_UNIQUE, 0, op, "Mårten Woxberg <maxmc@telia.com>");
98 new_draw_info (NDI_UNIQUE, 0, op, "");
99 new_draw_info (NDI_UNIQUE, 0, op, "And many more!");
100 #endif
101 }
102
103 /* This is a basic little function to put the player back to his
104 * savebed. We do some error checking - its possible that the
105 * savebed map may no longer exist, so we make sure the player
106 * goes someplace.
107 */
108 void
109 enter_player_savebed (object *op)
110 {
111 object *tmp = object::create ();
112 EXIT_PATH (tmp) = op->contr->savebed_map;
113 EXIT_X (tmp) = op->contr->bed_x;
114 EXIT_Y (tmp) = op->contr->bed_y;
115 op->enter_exit (tmp);
116 tmp->destroy ();
117 }
118
119 /*
120 * enter_map(): Moves the player and pets from current map (if any) to
121 * new map. map, x, y must be set. map is the map we are moving the
122 * player to - it could be the map he just came from if the load failed for
123 * whatever reason. If default map coordinates are to be used, then
124 * the function that calls this should figure them out.
125 */
126 void
127 object::enter_map (maptile *newmap, int x, int y)
128 {
129 if (destroyed () || !newmap || newmap->in_memory != MAP_ACTIVE)
130 return;
131
132 if (out_of_map (newmap, x, y))
133 {
134 LOG (llevError, "enter_map: supplied coordinates are not within the map! (%s: %d, %d)\n", &newmap->path, x, y);
135 x = newmap->enter_x;
136 y = newmap->enter_y;
137 if (out_of_map (newmap, x, y))
138 {
139 LOG (llevError, "enter_map: map %s provides invalid default enter location (%d, %d) > (%d, %d)\n",
140 &newmap->path, x, y, newmap->width, newmap->height);
141 new_draw_info (NDI_UNIQUE, 0, this, "The exit is closed");
142 return;
143 }
144 }
145
146 if (contr && map != newmap && map)
147 if (INVOKE_MAP (LEAVE, map, ARG_PLAYER (contr)))
148 return;
149
150 // remove, so stupid ob_locked does not trigger a failure
151 remove ();
152
153 /* try to find a spot for the player */
154 if (blocked (newmap, x, y))
155 { /* First choice blocked */
156 /* We try to find a spot for the player, starting closest in.
157 * We could use find_first_free_spot, but that doesn't randomize it at all,
158 * So for example, if the north space is free, you would always end up there even
159 * if other spaces around are available.
160 * Note that for the second and third calls, we could start at a position other
161 * than one, but then we could end up on the other side of walls and so forth.
162 */
163 int i = find_free_spot (this, newmap, x, y, 1, SIZEOFFREE1 + 1);
164
165 if (i == -1)
166 {
167 i = find_free_spot (this, newmap, x, y, 1, SIZEOFFREE2 + 1);
168 if (i == -1)
169 i = find_free_spot (this, newmap, x, y, 1, SIZEOFFREE);
170 }
171
172 if (i != -1)
173 {
174 x += freearr_x[i];
175 y += freearr_y[i];
176 }
177 else
178 /* not much we can do in this case. */
179 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);
180 }
181
182 if (contr && map != newmap)
183 {
184 if (INVOKE_PLAYER (MAP_CHANGE, contr, ARG_MAP (newmap), ARG_INT (x), ARG_INT (y)))
185 return;
186
187 if (INVOKE_MAP (ENTER, newmap, ARG_PLAYER (contr), ARG_INT (x), ARG_INT (y)))
188 return;
189 }
190
191 this->x = x;
192 this->y = y;
193 map = newmap;
194
195 insert_ob_in_map (this, map, 0, INS_NO_WALK_ON);
196
197 enemy = 0;
198
199 if (contr)
200 {
201 contr->maplevel = newmap->path;
202 contr->count = 0;
203 }
204
205 /* Update any golems */
206 if (type == PLAYER)
207 if (object *golem = contr->golem)
208 {
209 int i = find_free_spot (golem, newmap, x, y, 1, SIZEOFFREE);
210
211 if (i < 0)
212 golem->destroy ();
213 else
214 {
215 newmap->insert (golem, x + freearr_x[i], y + freearr_y[i]);
216 golem->direction = find_dir_2 (x - golem->x, y - golem->y);
217 }
218 }
219
220 /* since the players map is already loaded, we don't need to worry
221 * about pending objects.
222 */
223 remove_all_pets (newmap);
224 }
225
226 /* process_players1 and process_players2 do all the player related stuff.
227 * I moved it out of process events and process_map. This was to some
228 * extent for debugging as well as to get a better idea of the time used
229 * by the various functions. process_players1() does the processing before
230 * objects have been updated, process_players2() does the processing that
231 * is needed after the players have been updated.
232 */
233 static void
234 process_players1 ()
235 {
236 /* Basically, we keep looping until all the players have done their actions. */
237 for (int flag = 1; flag != 0;)
238 {
239 flag = 0;
240 for_all_players (pl)
241 {
242 pl->refcnt_chk ();
243
244 if (expect_false (!pl->ob || !pl->ns || !pl->ob->active))
245 continue;
246
247 if (handle_newcs_player (pl->ob))
248 flag = 1;
249 }
250 }
251
252 for_all_players (pl)
253 {
254 object *ob = pl->ob;
255
256 if (expect_false (!ob || !pl->ns || !ob->active))
257 continue;
258
259 do_some_living (ob);
260 }
261 }
262
263 static void
264 process_players2 ()
265 {
266 /* Then check if any players should use weapon-speed instead of speed */
267 for_all_players (pl)
268 {
269 pl->weapon_sp_left = min (pl->weapon_sp, pl->weapon_sp_left + pl->weapon_sp);
270 pl->ob->speed_left = min (pl->ob->speed, pl->ob->speed_left + pl->ob->speed);
271 }
272 }
273
274 void
275 process_events ()
276 {
277 process_players1 ();
278
279 for_all_actives (op)
280 {
281 /* Now process op */
282 if (expect_false (QUERY_FLAG (op, FLAG_FREED)))
283 {
284 LOG (llevError, "BUG: process_events(): Free object on list\n");
285 op->set_speed (0);
286 continue;
287 }
288
289 if (expect_false (!op->has_active_speed ()))
290 {
291 LOG (llevError, "BUG: process_events(): Object %s has no speed (%f), "
292 "but is on active list\n", op->debug_desc (), op->speed);
293 op->set_speed (0);
294 continue;
295 }
296
297 if (expect_false (op->flag [FLAG_REMOVED]))
298 {
299 LOG (llevError, "BUG: process_events(): removed object is on active list: %s\n",
300 op->debug_desc ());
301 op->set_speed (0);
302 continue;
303 }
304
305 /* Animate the object. Bug or feature that anim_speed
306 * is based on ticks, and not the creatures speed?
307 */
308 if (op->anim_speed && op->last_anim >= op->anim_speed)
309 {
310 animate_object (op, op->contr ? op->facing : op->direction);
311 op->last_anim = 1;
312 }
313 else
314 ++op->last_anim;
315
316 if (op->speed_left > 0.f)
317 {
318 --op->speed_left;
319 process_object (op);
320
321 if (op->destroyed ())
322 continue;
323 }
324
325 if (!op->contr)
326 op->speed_left = min (abs (op->speed), op->speed_left + abs (op->speed));
327 }
328
329 process_players2 ();
330 }
331
332 /* clean up everything before exiting */
333 void
334 emergency_save ()
335 {
336 LOG (llevDebug, "emergency save begin.\n");
337
338 cfperl_emergency_save ();
339
340 LOG (llevDebug, "saving book archive.\n");
341 write_book_archive ();
342
343 LOG (llevDebug, "emergency save done.\n");
344 }
345
346 // send all clients some informational text
347 static void
348 cleanup_inform (const char *cause, bool make_core)
349 {
350 int flags = NDI_REPLY | NDI_UNIQUE | NDI_ALL | (make_core ? NDI_RED : NDI_GREEN);
351
352 new_draw_info_format (flags, 0, 0, "The server will now shutdown.");
353 new_draw_info_format (flags, 0, 0, "Cause for this shutdown: %s", cause);
354
355 if (make_core)
356 new_draw_info_format (flags, 0, 0, "This is considered a crash, but all maps and players have been saved.");
357 else
358 new_draw_info_format (flags, 0, 0, "This is considered to be a clean shutdown, and all maps and players will be saved now.");
359
360 new_draw_info_format (flags, 0, 0, "%s", CLEANUP_MESSAGE);
361
362 client::flush_sockets ();
363 }
364
365 /* clean up everything before exiting */
366 void
367 cleanup (const char *cause, bool make_core)
368 {
369 if (make_core)
370 fork_abort (cause);
371
372 LOG (llevError, "cleanup cause: %s\n", cause);
373
374 if (!make_core)
375 cleanup_inform (cause, make_core);
376
377 LOG (llevDebug, "cleanup begin.\n");
378
379 if (init_done && !in_cleanup)
380 {
381 in_cleanup = true;
382 emergency_save ();
383 }
384 else
385 in_cleanup = true;
386
387 LOG (llevDebug, "running cleanup handlers.\n");
388 INVOKE_GLOBAL (CLEANUP);
389
390 LOG (llevDebug, "cleanup done.\n");
391
392 log_cleanup ();
393
394 if (make_core)
395 {
396 cleanup_inform (cause, make_core);
397 cfperl_cleanup (make_core);
398 _exit (1);
399 }
400 else
401 {
402 new_draw_info_format (NDI_REPLY | NDI_UNIQUE | NDI_ALL | NDI_GREEN, 0, 0, "Maps and players successfully saved, exiting.");
403 new_draw_info_format (NDI_REPLY | NDI_UNIQUE | NDI_ALL | NDI_GREEN, 0, 0, "And again: " CLEANUP_MESSAGE);
404 client::flush_sockets ();
405 cfperl_cleanup (make_core);
406 _exit (0);
407 }
408 }
409
410 /*
411 * do_specials() is a collection of functions to call from time to time.
412 * Modified 2000-1-14 MSW to use the global pticks count to determine how
413 * often to do things. This will allow us to spred them out more often.
414 * I use prime numbers for the factor count - in that way, it is less likely
415 * these actions will fall on the same tick (compared to say using 500/2500/15000
416 * which would mean on that 15,000 tick count a whole bunch of stuff gets
417 * done). Of course, there can still be times where multiple specials are
418 * done on the same tick, but that will happen very infrequently
419 *
420 * I also think this code makes it easier to see how often we really are
421 * doing the various things.
422 */
423 void
424 do_specials (void)
425 {
426 shstr::gc ();
427
428 if (expect_false (!(pticks % TICKS_PER_HOUR)))
429 adjust_daylight ();
430
431 if (expect_false (!(pticks % 2503)))
432 fix_weight (); /* Hack to fix weightproblems caused by bugs */
433
434 if (expect_false (!(pticks % 5003)))
435 write_book_archive ();
436
437 if (expect_false (!(pticks % 5009)))
438 clean_friendly_list ();
439
440 if (expect_false (!(pticks % 5011)))
441 obsolete_parties ();
442
443 if (expect_false (!(pticks % 12503)))
444 fix_luck ();
445 }
446
447 void
448 server_tick ()
449 {
450 // first do the user visible stuff
451 INVOKE_GLOBAL (CLOCK);
452 process_events (); // "do" something with objects with speed
453 client::clock (); // draw client maps etc.
454
455 // then do some bookkeeping, should not really be here
456 do_specials (); /* Routines called from time to time. */
457 attachable::check_mortals ();
458
459 ++pticks;
460 }
461
462 #if 0
463 // used fro benchmarking (x86/amd64-specific)
464 typedef unsigned long tval;
465 typedef unsigned long long stamp64;
466
467 extern inline tval
468 stamp (void)
469 {
470 tval tsc;
471 asm volatile ("rdtsc":"=a" (tsc)::"edx");
472
473 return tsc;
474 }
475
476 extern inline tval
477 measure (tval t)
478 {
479 tval tsc;
480 asm volatile ("rdtsc":"=a" (tsc)::"edx");
481
482 if (tsc > t)
483 return tsc - t;
484 else
485 return t - tsc;
486 }
487
488 int
489 main (int argc, char **argv)
490 {
491 rand_gen rg(0);
492 tval fastest = 0x7fffffff;
493 for (int loop = 10000; loop--; )
494 {
495 tval s = stamp ();
496 volatile int i = rg.get_int(25);
497 fastest = min (fastest, measure (s));
498 }
499
500 //printf ("fastest %d\n", fastest);
501 for (int i = 0; i < 1024*1024*3; ++i)
502 {
503 char c = rg.get_int (256);
504 write (2, &c, 1);
505 }
506 }
507
508 #else
509
510 // normal main
511 int
512 main (int argc, char **argv)
513 {
514 settings.argc = argc;
515 settings.argv = argv;
516
517 init (argc, argv);
518
519 for (;;)
520 cfperl_main ();
521 }
522 #endif
523
524 #if 0
525 int xyzzy ()
526 {
527 return rndm(8);
528 }
529
530 void xyzzy (object_ptr &a, object_ptr &o)
531 {
532 asm volatile ("int3");
533 a = o;
534 asm volatile ("int3");
535 }
536 #endif
537