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27 | |
27 | |
28 | #include <global.h> |
28 | #include <global.h> |
29 | #include <funcpoint.h> |
29 | #include <funcpoint.h> |
30 | #include <material.h> |
30 | #include <material.h> |
31 | |
31 | |
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32 | #include <sys/time.h> |
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33 | #include <time.h> |
32 | #include <glib.h> |
34 | #include <glib.h> |
33 | |
35 | |
34 | /* |
36 | /* |
35 | * The random functions here take luck into account when rolling random |
37 | * The random functions here take luck into account when rolling random |
36 | * 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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97 | diff = max - min + 1; |
99 | diff = max - min + 1; |
98 | ((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 */ |
99 | |
101 | |
100 | if (max < 1 || diff < 1) |
102 | if (max < 1 || diff < 1) |
101 | { |
103 | { |
102 | #ifndef WIN32 |
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103 | LOG (llevError, "Calling random_roll with min=%lld max=%lld\n", min, max); |
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104 | #else |
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105 | 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); |
106 | #endif |
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107 | return (min); /* avoids a float exception */ |
105 | return (min); /* avoids a float exception */ |
108 | } |
106 | } |
109 | |
107 | |
110 | /* 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. |
111 | * 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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197 | return (min); |
195 | return (min); |
198 | |
196 | |
199 | return (RANDOM () % diff + min); |
197 | return (RANDOM () % diff + min); |
200 | } |
198 | } |
201 | |
199 | |
202 | /* decay and destroy persihable items in a map */ |
200 | /* decay and destroy perishable items in a map */ |
203 | |
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204 | void |
201 | void |
205 | decay_objects (mapstruct *m) |
202 | maptile::decay_objects () |
206 | { |
203 | { |
207 | int x, y, destroy; |
204 | int x, y, destroy; |
208 | object *op, *otmp; |
205 | object *op, *otmp; |
209 | |
206 | |
210 | if (m->unique) |
207 | for (x = 0; x < width; x++) |
211 | return; |
208 | for (y = 0; y < height; y++) |
212 | |
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213 | for (x = 0; x < MAP_WIDTH (m); x++) |
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214 | for (y = 0; y < MAP_HEIGHT (m); y++) |
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215 | for (op = get_map_ob (m, x, y); op; op = otmp) |
209 | for (op = at (x, y).bot; op; op = otmp) |
216 | { |
210 | { |
217 | destroy = 0; |
211 | destroy = 0; |
218 | otmp = op->above; |
212 | otmp = op->above; |
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213 | |
219 | if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE)) |
214 | if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE)) |
220 | break; |
215 | break; |
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216 | |
221 | if (QUERY_FLAG (op, FLAG_IS_FLOOR) || |
217 | if (QUERY_FLAG (op, FLAG_IS_FLOOR) |
222 | QUERY_FLAG (op, FLAG_OBJ_ORIGINAL) || |
218 | || QUERY_FLAG (op, FLAG_OBJ_ORIGINAL) |
223 | QUERY_FLAG (op, FLAG_OBJ_SAVE_ON_OVL) || |
219 | || QUERY_FLAG (op, FLAG_OBJ_SAVE_ON_OVL) |
224 | QUERY_FLAG (op, FLAG_UNIQUE) || QUERY_FLAG (op, FLAG_OVERLAY_FLOOR) || QUERY_FLAG (op, FLAG_UNPAID) || IS_LIVE (op)) |
220 | || QUERY_FLAG (op, FLAG_UNIQUE) |
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221 | || QUERY_FLAG (op, FLAG_OVERLAY_FLOOR) |
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222 | || QUERY_FLAG (op, FLAG_UNPAID) |
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223 | || op->is_alive ()) |
225 | continue; |
224 | continue; |
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225 | |
226 | /* otherwise, we decay and destroy */ |
226 | /* otherwise, we decay and destroy */ |
227 | if (IS_WEAPON (op)) |
227 | if (op->is_weapon ()) |
228 | { |
228 | { |
229 | op->stats.dam--; |
229 | op->stats.dam--; |
230 | if (op->stats.dam < 0) |
230 | if (op->stats.dam < 0) |
231 | destroy = 1; |
231 | destroy = 1; |
232 | } |
232 | } |
233 | else if (IS_ARMOR (op)) |
233 | else if (op->is_armor ()) |
234 | { |
234 | { |
235 | op->stats.ac--; |
235 | op->stats.ac--; |
236 | if (op->stats.ac < 0) |
236 | if (op->stats.ac < 0) |
237 | destroy = 1; |
237 | destroy = 1; |
238 | } |
238 | } |
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245 | else |
245 | else |
246 | { |
246 | { |
247 | if (op->material & M_PAPER || op->material & M_LEATHER || |
247 | if (op->material & M_PAPER || op->material & M_LEATHER || |
248 | op->material & M_WOOD || op->material & M_ORGANIC || op->material & M_CLOTH || op->material & M_LIQUID) |
248 | op->material & M_WOOD || op->material & M_ORGANIC || op->material & M_CLOTH || op->material & M_LIQUID) |
249 | destroy = 1; |
249 | destroy = 1; |
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250 | |
250 | if (op->material & M_IRON && rndm (1, 5) == 1) |
251 | if (op->material & M_IRON && rndm (1, 5) == 1) |
251 | destroy = 1; |
252 | destroy = 1; |
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253 | |
252 | if (op->material & M_GLASS && rndm (1, 2) == 1) |
254 | if (op->material & M_GLASS && rndm (1, 2) == 1) |
253 | destroy = 1; |
255 | destroy = 1; |
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256 | |
254 | if ((op->material & M_STONE || op->material & M_ADAMANT) && rndm (1, 10) == 1) |
257 | if ((op->material & M_STONE || op->material & M_ADAMANT) && rndm (1, 10) == 1) |
255 | destroy = 1; |
258 | destroy = 1; |
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259 | |
256 | if ((op->material & M_SOFT_METAL || op->material & M_BONE) && rndm (1, 3) == 1) |
260 | if ((op->material & M_SOFT_METAL || op->material & M_BONE) && rndm (1, 3) == 1) |
257 | destroy = 1; |
261 | destroy = 1; |
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262 | |
258 | if (op->material & M_ICE && MAP_TEMP (m) > 32) |
263 | if (op->material & M_ICE && temp > 32) |
259 | destroy = 1; |
264 | destroy = 1; |
260 | } |
265 | } |
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266 | |
261 | /* adjust overall chance below */ |
267 | /* adjust overall chance below */ |
262 | if (destroy && rndm (0, 1)) |
268 | if (destroy && rndm (0, 1)) |
263 | { |
269 | op->destroy (); |
264 | remove_ob (op); |
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265 | free_object (op); |
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266 | } |
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267 | } |
270 | } |
268 | } |
271 | } |
269 | |
272 | |
270 | /* convert materialname to materialtype_t */ |
273 | /* convert materialname to materialtype_t */ |
271 | |
274 | |
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300 | return; |
303 | return; |
301 | |
304 | |
302 | if (change->materialname != NULL && strcmp (op->materialname, change->materialname)) |
305 | if (change->materialname != NULL && strcmp (op->materialname, change->materialname)) |
303 | return; |
306 | return; |
304 | |
307 | |
305 | if (!IS_ARMOR (op)) |
308 | if (!op->is_armor ()) |
306 | return; |
309 | return; |
307 | |
310 | |
308 | mt = name_to_material (op->materialname); |
311 | mt = name_to_material (op->materialname); |
309 | if (!mt) |
312 | if (!mt) |
310 | { |
313 | { |
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356 | { |
359 | { |
357 | if (op->material & mt->material && rndm (1, 100) <= mt->chance && |
360 | if (op->material & mt->material && rndm (1, 100) <= mt->chance && |
358 | difficulty >= mt->difficulty && (op->magic >= mt->magic || mt->magic == 0)) |
361 | difficulty >= mt->difficulty && (op->magic >= mt->magic || mt->magic == 0)) |
359 | { |
362 | { |
360 | lmt = mt; |
363 | lmt = mt; |
361 | if (!(IS_WEAPON (op) || IS_ARMOR (op))) |
364 | if (!(op->is_weapon () || op->is_armor ())) |
362 | break; |
365 | break; |
363 | } |
366 | } |
364 | } |
367 | } |
365 | #endif |
368 | #endif |
366 | } |
369 | } |
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374 | #ifndef NEW_MATERIAL_CODE |
377 | #ifndef NEW_MATERIAL_CODE |
375 | op->materialname = lmt->name; |
378 | op->materialname = lmt->name; |
376 | return; |
379 | return; |
377 | #else |
380 | #else |
378 | |
381 | |
379 | if (op->stats.dam && IS_WEAPON (op)) |
382 | if (op->stats.dam && op->is_weapon ()) |
380 | { |
383 | { |
381 | op->stats.dam += lmt->damage; |
384 | op->stats.dam += lmt->damage; |
382 | if (op->stats.dam < 1) |
385 | if (op->stats.dam < 1) |
383 | op->stats.dam = 1; |
386 | op->stats.dam = 1; |
384 | } |
387 | } |
385 | if (op->stats.sp && op->type == BOW) |
388 | if (op->stats.sp && op->type == BOW) |
386 | op->stats.sp += lmt->sp; |
389 | op->stats.sp += lmt->sp; |
387 | if (op->stats.wc && IS_WEAPON (op)) |
390 | if (op->stats.wc && op->is_weapon ()) |
388 | op->stats.wc += lmt->wc; |
391 | op->stats.wc += lmt->wc; |
389 | if (IS_ARMOR (op)) |
392 | if (op->is_armor ()) |
390 | { |
393 | { |
391 | if (op->stats.ac) |
394 | if (op->stats.ac) |
392 | op->stats.ac += lmt->ac; |
395 | op->stats.ac += lmt->ac; |
393 | for (j = 0; j < NROFATTACKS; j++) |
396 | for (j = 0; j < NROFATTACKS; j++) |
394 | if (op->resist[j] != 0) |
397 | if (op->resist[j] != 0) |
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400 | op->resist[j] = -100; |
403 | op->resist[j] = -100; |
401 | } |
404 | } |
402 | } |
405 | } |
403 | op->materialname = add_string (lmt->name); |
406 | op->materialname = add_string (lmt->name); |
404 | /* dont make it unstackable if it doesn't need to be */ |
407 | /* dont make it unstackable if it doesn't need to be */ |
405 | if (IS_WEAPON (op) || IS_ARMOR (op)) |
408 | if (op->is_weapon () || op->is_armor ()) |
406 | { |
409 | { |
407 | op->weight = (op->weight * lmt->weight) / 100; |
410 | op->weight = (op->weight * lmt->weight) / 100; |
408 | op->value = (op->value * lmt->value) / 100; |
411 | op->value = (op->value * lmt->value) / 100; |
409 | } |
412 | } |
410 | #endif |
413 | #endif |
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545 | return; |
548 | return; |
546 | } |
549 | } |
547 | |
550 | |
548 | ///////////////////////////////////////////////////////////////////////////// |
551 | ///////////////////////////////////////////////////////////////////////////// |
549 | |
552 | |
550 | void *alloc (int s) throw (std::bad_alloc) |
553 | void *salloc_ (int n) throw (std::bad_alloc) |
551 | { |
554 | { |
552 | void *p = g_slice_alloc (s); |
555 | void *ptr = g_slice_alloc (n); |
553 | |
556 | |
554 | if (!p) |
557 | if (!ptr) |
555 | throw std::bad_alloc (); |
558 | throw std::bad_alloc (); |
556 | |
559 | |
557 | return p; |
560 | return ptr; |
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561 | } |
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562 | |
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563 | void *salloc_ (int n, void *src) throw (std::bad_alloc) |
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564 | { |
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565 | void *ptr = salloc_ (n); |
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566 | |
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567 | if (src) |
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568 | memcpy (ptr, src, n); |
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569 | else |
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570 | memset (ptr, 0, n); |
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571 | |
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572 | return ptr; |
558 | } |
573 | } |
559 | |
574 | |
560 | void assign (char *dst, const char *src, int maxlen) |
575 | void assign (char *dst, const char *src, int maxlen) |
561 | { |
576 | { |
562 | if (!src) |
577 | if (!src) |
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579 | } |
594 | } |
580 | else |
595 | else |
581 | memcpy (dst, src, len + 1); |
596 | memcpy (dst, src, len + 1); |
582 | } |
597 | } |
583 | |
598 | |
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599 | tstamp now () |
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600 | { |
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601 | struct timeval tv; |
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602 | |
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603 | gettimeofday (&tv, 0); |
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604 | return tstamp (tv.tv_sec) + tstamp (tv.tv_usec) * tstamp (1e-6); |
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605 | } |
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606 | |
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607 | int |
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608 | similar_direction (int a, int b) |
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609 | { |
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610 | if (!a || !b) |
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611 | return 0; |
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612 | |
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613 | int diff = (b - a) & 7; |
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614 | return diff <= 1 || diff >= 7; |
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615 | } |
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616 | |