| 1 | |
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| 2 | /* |
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| 3 | * static char *rcsid_utils_c = |
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| 4 | * "$Id: utils.C,v 1.10 2006/09/11 01:16:20 root Exp $"; |
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| 5 | */ |
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| 6 | |
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| 7 | /* |
1 | /* |
| 8 | CrossFire, A Multiplayer game for X-windows |
2 | CrossFire, A Multiplayer game for X-windows |
| 9 | |
3 | |
| 10 | Copyright (C) 2002 Mark Wedel & Crossfire Development Team |
4 | Copyright (C) 2002 Mark Wedel & Crossfire Development Team |
| 11 | Copyright (C) 1992 Frank Tore Johansen |
5 | Copyright (C) 1992 Frank Tore Johansen |
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… | |
| 22 | |
16 | |
| 23 | You should have received a copy of the GNU General Public License |
17 | You should have received a copy of the GNU General Public License |
| 24 | along with this program; if not, write to the Free Software |
18 | along with this program; if not, write to the Free Software |
| 25 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
19 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 26 | |
20 | |
| 27 | The authors can be reached via e-mail at crossfire-devel@real-time.com |
21 | The authors can be reached via e-mail at <crossfire@schmorp.de> |
| 28 | */ |
22 | */ |
| 29 | |
23 | |
| 30 | /* |
24 | /* |
| 31 | * General convenience functions for crossfire. |
25 | * General convenience functions for crossfire. |
| 32 | */ |
26 | */ |
| 33 | |
27 | |
| 34 | #include <global.h> |
28 | #include <global.h> |
| 35 | #include <funcpoint.h> |
29 | #include <funcpoint.h> |
| 36 | #include <material.h> |
30 | #include <material.h> |
| 37 | |
31 | |
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32 | #include <sys/time.h> |
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33 | #include <time.h> |
| 38 | #include <glib.h> |
34 | #include <glib.h> |
| 39 | |
35 | |
| 40 | /* |
36 | /* |
| 41 | * The random functions here take luck into account when rolling random |
37 | * The random functions here take luck into account when rolling random |
| 42 | * dice or numbers. This function has less of an impact the larger the |
38 | * dice or numbers. This function has less of an impact the larger the |
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… | |
| 103 | diff = max - min + 1; |
99 | diff = max - min + 1; |
| 104 | ((diff > 2) ? (base = 20) : (base = 50)); /* d2 and d3 are corner cases */ |
100 | ((diff > 2) ? (base = 20) : (base = 50)); /* d2 and d3 are corner cases */ |
| 105 | |
101 | |
| 106 | if (max < 1 || diff < 1) |
102 | if (max < 1 || diff < 1) |
| 107 | { |
103 | { |
| 108 | #ifndef WIN32 |
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| 109 | LOG (llevError, "Calling random_roll with min=%lld max=%lld\n", min, max); |
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| 110 | #else |
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| 111 | LOG (llevError, "Calling random_roll with min=%I64d max=%I64d\n", min, max); |
104 | LOG (llevError, "Calling random_roll with min=%" PRId64 " max=%" PRId64 "\n", min, max); |
| 112 | #endif |
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| 113 | return (min); /* avoids a float exception */ |
105 | return (min); /* avoids a float exception */ |
| 114 | } |
106 | } |
| 115 | |
107 | |
| 116 | /* Don't know of a portable call to get 64 bit random values. |
108 | /* Don't know of a portable call to get 64 bit random values. |
| 117 | * So make a call to get two 32 bit random numbers, and just to |
109 | * So make a call to get two 32 bit random numbers, and just to |
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… | |
| 206 | } |
198 | } |
| 207 | |
199 | |
| 208 | /* decay and destroy persihable items in a map */ |
200 | /* decay and destroy persihable items in a map */ |
| 209 | |
201 | |
| 210 | void |
202 | void |
| 211 | decay_objects (mapstruct *m) |
203 | decay_objects (maptile *m) |
| 212 | { |
204 | { |
| 213 | int x, y, destroy; |
205 | int x, y, destroy; |
| 214 | object *op, *otmp; |
206 | object *op, *otmp; |
| 215 | |
207 | |
| 216 | if (m->unique) |
208 | if (m->unique) |
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… | |
| 264 | if (op->material & M_ICE && MAP_TEMP (m) > 32) |
256 | if (op->material & M_ICE && MAP_TEMP (m) > 32) |
| 265 | destroy = 1; |
257 | destroy = 1; |
| 266 | } |
258 | } |
| 267 | /* adjust overall chance below */ |
259 | /* adjust overall chance below */ |
| 268 | if (destroy && rndm (0, 1)) |
260 | if (destroy && rndm (0, 1)) |
| 269 | { |
261 | op->destroy (); |
| 270 | remove_ob (op); |
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| 271 | free_object (op); |
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| 272 | } |
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| 273 | } |
262 | } |
| 274 | } |
263 | } |
| 275 | |
264 | |
| 276 | /* convert materialname to materialtype_t */ |
265 | /* convert materialname to materialtype_t */ |
| 277 | |
266 | |
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… | |
| 531 | |
520 | |
| 532 | strncpy (tmp, input, MAX_BUF - 5); |
521 | strncpy (tmp, input, MAX_BUF - 5); |
| 533 | /*trim all trailing commas, spaces etc. */ |
522 | /*trim all trailing commas, spaces etc. */ |
| 534 | for (i = strlen (tmp); !isalnum (tmp[i]) && i >= 0; i--) |
523 | for (i = strlen (tmp); !isalnum (tmp[i]) && i >= 0; i--) |
| 535 | tmp[i] = '\0'; |
524 | tmp[i] = '\0'; |
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525 | |
| 536 | strcat (tmp, "."); |
526 | strcat (tmp, "."); |
| 537 | |
527 | |
| 538 | p = strrchr (tmp, ','); |
528 | p = strrchr (tmp, ','); |
| 539 | if (p) |
529 | if (p) |
| 540 | { |
530 | { |
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| 544 | strcat (input, " and"); |
534 | strcat (input, " and"); |
| 545 | strcat (input, p); |
535 | strcat (input, p); |
| 546 | } |
536 | } |
| 547 | else |
537 | else |
| 548 | strcpy (input, tmp); |
538 | strcpy (input, tmp); |
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539 | |
| 549 | return; |
540 | return; |
| 550 | } |
541 | } |
| 551 | |
542 | |
| 552 | void * |
543 | ///////////////////////////////////////////////////////////////////////////// |
| 553 | zero_initialised::operator new (size_t s, void *p) |
544 | |
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545 | #if 0 |
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546 | refcounted *refcounted::rc_first; |
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547 | |
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548 | refcounted::refcounted () |
| 554 | { |
549 | { |
| 555 | memset (p, 0, s); |
550 | refcnt = 0; |
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551 | rc_next = rc_first; |
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552 | rc_first = this; |
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553 | } |
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554 | |
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555 | refcounted::~refcounted () |
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556 | { |
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557 | assert (!rc_next); |
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558 | assert (!refcnt); |
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559 | } |
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560 | #endif |
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561 | |
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562 | void *salloc_ (int n) throw (std::bad_alloc) |
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563 | { |
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564 | void *ptr = g_slice_alloc (n); |
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565 | |
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566 | if (!ptr) |
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567 | throw std::bad_alloc (); |
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568 | |
| 556 | return p; |
569 | return ptr; |
| 557 | } |
570 | } |
| 558 | |
571 | |
| 559 | void * |
572 | void *salloc_ (int n, void *src) throw (std::bad_alloc) |
| 560 | zero_initialised::operator new (size_t s) |
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| 561 | { |
573 | { |
| 562 | //return calloc (1, s); |
574 | void *ptr = salloc_ (n); |
| 563 | return g_slice_alloc0 (s); |
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| 564 | } |
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| 565 | |
575 | |
| 566 | void * |
576 | if (src) |
| 567 | zero_initialised::operator new[] (size_t s) |
577 | memcpy (ptr, src, n); |
| 568 | { |
578 | else |
| 569 | //return calloc (1, s); |
579 | memset (ptr, 0, n); |
| 570 | return g_slice_alloc0 (s); |
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| 571 | } |
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| 572 | |
580 | |
| 573 | void |
581 | return ptr; |
| 574 | zero_initialised::operator delete (void *p, size_t s) |
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| 575 | { |
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| 576 | //free (p); return; |
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| 577 | g_slice_free1 (s, p); |
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| 578 | } |
582 | } |
| 579 | |
583 | |
| 580 | void |
584 | void assign (char *dst, const char *src, int maxlen) |
| 581 | zero_initialised::operator delete[] (void *p, size_t s) |
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| 582 | { |
585 | { |
| 583 | //free (p); return; |
586 | if (!src) |
| 584 | g_slice_free1 (s, p); |
587 | src = ""; |
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588 | |
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589 | int len = strlen (src); |
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590 | |
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591 | if (len >= maxlen - 1) |
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592 | { |
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593 | if (maxlen <= 4) |
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594 | { |
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595 | memset (dst, '.', maxlen - 1); |
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596 | dst [maxlen - 1] = 0; |
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597 | } |
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598 | else |
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599 | { |
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600 | memcpy (dst, src, maxlen - 4); |
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601 | memcpy (dst + maxlen - 4, "...", 4); |
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602 | } |
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603 | } |
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604 | else |
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605 | memcpy (dst, src, len + 1); |
| 585 | } |
606 | } |
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607 | |
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608 | tstamp now () |
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609 | { |
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610 | struct timeval tv; |
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611 | |
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612 | gettimeofday (&tv, 0); |
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613 | return tstamp (tv.tv_sec) + tstamp (tv.tv_usec) * tstamp (1e-6); |
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614 | } |
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615 | |
