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Comparing deliantra/server/common/utils.C (file contents):
Revision 1.28 by root, Sat Dec 23 16:05:19 2006 UTC vs.
Revision 1.39 by pippijn, Mon Jan 15 21:06:18 2007 UTC

1/* 1/*
2 CrossFire, A Multiplayer game for X-windows 2 * CrossFire, A Multiplayer game for X-windows
3 3 *
4 * Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team
4 Copyright (C) 2002 Mark Wedel & Crossfire Development Team 5 * Copyright (C) 2002 Mark Wedel & Crossfire Development Team
5 Copyright (C) 1992 Frank Tore Johansen 6 * Copyright (C) 1992 Frank Tore Johansen
6 7 *
7 This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version. 11 * (at your option) any later version.
11 12 *
12 This program is distributed in the hope that it will be useful, 13 * This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details. 16 * GNU General Public License for more details.
16 17 *
17 You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 21 *
21 The authors can be reached via e-mail at <crossfire@schmorp.de> 22 * The authors can be reached via e-mail at <crossfire@schmorp.de>
22*/ 23 */
23 24
24/* 25/*
25 * General convenience functions for crossfire. 26 * General convenience functions for crossfire.
26 */ 27 */
28
29#include <cstdlib>
30#include <sys/types.h>
31#include <unistd.h>
32#include <sys/time.h>
33#include <time.h>
34#include <signal.h>
27 35
28#include <global.h> 36#include <global.h>
29#include <funcpoint.h> 37#include <funcpoint.h>
30#include <material.h> 38#include <material.h>
31 39
32#include <sys/time.h>
33#include <time.h>
34#include <glib.h> 40#include <glib.h>
35 41
36/* 42/*
37 * The random functions here take luck into account when rolling random 43 * The random functions here take luck into account when rolling random
38 * dice or numbers. This function has less of an impact the larger the 44 * dice or numbers. This function has less of an impact the larger the
… …
195 return (min); 201 return (min);
196 202
197 return (RANDOM () % diff + min); 203 return (RANDOM () % diff + min);
198} 204}
199 205
200/* decay and destroy persihable items in a map */ 206/* decay and destroy perishable items in a map */
201
202void 207void
203decay_objects (maptile *m) 208maptile::decay_objects ()
204{ 209{
205 int x, y, destroy; 210 if (!spaces)
206 object *op, *otmp;
207
208 if (m->unique)
209 return; 211 return;
210 212
211 for (x = 0; x < MAP_WIDTH (m); x++) 213 for (mapspace *ms = spaces + size (); ms-- > spaces; )
212 for (y = 0; y < MAP_HEIGHT (m); y++) 214 for (object *above, *op = ms->bot; op; op = above)
213 for (op = GET_MAP_OB (m, x, y); op; op = otmp)
214 { 215 {
216 above = op->above;
217
215 destroy = 0; 218 bool destroy = 0;
216 otmp = op->above; 219
220 // do not decay anything above unique floor tiles (yet :)
217 if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE)) 221 if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE))
218 break; 222 break;
223
219 if (QUERY_FLAG (op, FLAG_IS_FLOOR) 224 if (QUERY_FLAG (op, FLAG_IS_FLOOR)
220 || QUERY_FLAG (op, FLAG_OBJ_ORIGINAL) 225 || QUERY_FLAG (op, FLAG_OBJ_ORIGINAL)
221 || QUERY_FLAG (op, FLAG_OBJ_SAVE_ON_OVL) 226 || QUERY_FLAG (op, FLAG_OBJ_SAVE_ON_OVL)
222 || QUERY_FLAG (op, FLAG_UNIQUE) 227 || QUERY_FLAG (op, FLAG_UNIQUE)
223 || QUERY_FLAG (op, FLAG_OVERLAY_FLOOR) 228 || QUERY_FLAG (op, FLAG_OVERLAY_FLOOR)
224 || QUERY_FLAG (op, FLAG_UNPAID) 229 || QUERY_FLAG (op, FLAG_UNPAID)
225 || op->is_alive ()) 230 || op->is_alive ())
226 continue; 231 ; // do not decay
227
228 /* otherwise, we decay and destroy */
229 if (op->is_weapon ()) 232 else if (op->is_weapon ())
230 { 233 {
231 op->stats.dam--; 234 op->stats.dam--;
232 if (op->stats.dam < 0) 235 if (op->stats.dam < 0)
233 destroy = 1; 236 destroy = 1;
234 } 237 }
235 else if (op->is_armor ()) 238 else if (op->is_armor ())
236 { 239 {
237 op->stats.ac--; 240 op->stats.ac--;
238 if (op->stats.ac < 0) 241 if (op->stats.ac < 0)
239 destroy = 1; 242 destroy = 1;
240 } 243 }
241 else if (op->type == FOOD) 244 else if (op->type == FOOD)
242 { 245 {
243 op->stats.food -= rndm (5, 20); 246 op->stats.food -= rndm (5, 20);
244 if (op->stats.food < 0) 247 if (op->stats.food < 0)
245 destroy = 1; 248 destroy = 1;
246 } 249 }
247 else 250 else
248 { 251 {
249 if (op->material & M_PAPER || op->material & M_LEATHER || 252 int mat = op->material;
250 op->material & M_WOOD || op->material & M_ORGANIC || op->material & M_CLOTH || op->material & M_LIQUID) 253
254 if (mat & M_PAPER
255 || mat & M_LEATHER
256 || mat & M_WOOD
257 || mat & M_ORGANIC
258 || mat & M_CLOTH
259 || mat & M_LIQUID
260 || (mat & M_IRON && rndm (1, 5) == 1)
261 || (mat & M_GLASS && rndm (1, 2) == 1)
262 || ((mat & M_STONE || mat & M_ADAMANT) && rndm (1, 10) == 1)
263 || ((mat & M_SOFT_METAL || mat & M_BONE) && rndm (1, 3) == 1)
264 || (mat & M_ICE && temp > 32))
251 destroy = 1; 265 destroy = 1;
252 if (op->material & M_IRON && rndm (1, 5) == 1)
253 destroy = 1;
254 if (op->material & M_GLASS && rndm (1, 2) == 1)
255 destroy = 1;
256 if ((op->material & M_STONE || op->material & M_ADAMANT) && rndm (1, 10) == 1)
257 destroy = 1;
258 if ((op->material & M_SOFT_METAL || op->material & M_BONE) && rndm (1, 3) == 1)
259 destroy = 1;
260 if (op->material & M_ICE && MAP_TEMP (m) > 32)
261 destroy = 1;
262 } 266 }
267
263 /* adjust overall chance below */ 268 /* adjust overall chance below */
264 if (destroy && rndm (0, 1)) 269 if (destroy && rndm (0, 1))
265 op->destroy (); 270 op->destroy ();
266 } 271 }
267} 272}
268 273
269/* convert materialname to materialtype_t */ 274/* convert materialname to materialtype_t */
270 275
271materialtype_t * 276materialtype_t *
… …
544 return; 549 return;
545} 550}
546 551
547///////////////////////////////////////////////////////////////////////////// 552/////////////////////////////////////////////////////////////////////////////
548 553
549#if 0 554void
550refcounted *refcounted::rc_first; 555fork_abort (const char *msg)
551
552refcounted::refcounted ()
553{ 556{
554 refcnt = 0; 557 if (!fork ())
555 rc_next = rc_first; 558 {
556 rc_first = this; 559 signal (SIGABRT, SIG_DFL);
557} 560 abort ();
558#endif 561 }
559 562
560refcounted::~refcounted () 563 LOG (llevError, "fork abort: %s\n", msg);
561{
562#if 0
563 assert (!rc_next);
564 assert (!refcnt);
565#endif
566} 564}
567 565
568void *salloc_ (int n) throw (std::bad_alloc) 566void *salloc_ (int n) throw (std::bad_alloc)
569{ 567{
570 void *ptr = g_slice_alloc (n); 568 void *ptr = g_slice_alloc (n);
… …
617 615
618 gettimeofday (&tv, 0); 616 gettimeofday (&tv, 0);
619 return tstamp (tv.tv_sec) + tstamp (tv.tv_usec) * tstamp (1e-6); 617 return tstamp (tv.tv_sec) + tstamp (tv.tv_usec) * tstamp (1e-6);
620} 618}
621 619
620int
621similar_direction (int a, int b)
622{
623 if (!a || !b)
624 return 0;
625
626 int diff = (b - a) & 7;
627 return diff <= 1 || diff >= 7;
628}
629

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