1 | /* |
1 | /* |
2 | CrossFire, A Multiplayer game for X-windows |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
3 | |
3 | * |
|
|
4 | * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
4 | Copyright (C) 2002 Mark Wedel & Crossfire Development Team |
5 | * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team |
5 | Copyright (C) 1992 Frank Tore Johansen |
6 | * Copyright (©) 1992,2007 Frank Tore Johansen |
6 | |
7 | * |
7 | This program is free software; you can redistribute it and/or modify |
8 | * Deliantra 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 3 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, see <http://www.gnu.org/licenses/>. |
19 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
20 | * |
20 | |
21 | * The authors can be reached via e-mail to <support@deliantra.net> |
21 | The authors can be reached via e-mail at <crossfire@schmorp.de> |
|
|
22 | */ |
22 | */ |
23 | |
23 | |
24 | #include <global.h> |
24 | #include <global.h> |
25 | #include <spells.h> |
25 | #include <spells.h> |
26 | #include <skills.h> |
26 | #include <skills.h> |
27 | #include <living.h> |
27 | #include <living.h> |
28 | #include <newclient.h> |
|
|
29 | #ifndef __CEXTRACT__ |
|
|
30 | # include <sproto.h> |
28 | #include <sproto.h> |
31 | #endif |
|
|
32 | #include <math.h> |
29 | #include <math.h> |
33 | |
30 | |
34 | /* this is a measure of how effective store specialisation is. A general store |
31 | /* this is a measure of how effective store specialisation is. A general store |
35 | * will offer this proportion of the 'maximum' price, a specialised store will |
32 | * will offer this proportion of the 'maximum' price, a specialised store will |
36 | * offer a range of prices around it such that the maximum price is always one |
33 | * offer a range of prices around it such that the maximum price is always one |
37 | * therefore making this number higher, makes specialisation less effective. |
34 | * therefore making this number higher, makes specialisation less effective. |
38 | * setting this value above 1 or to a negative value would have interesting, |
35 | * setting this value above 1 or to a negative value would have interesting, |
39 | * (though not useful) effects. |
36 | * (though not useful) effects. |
40 | */ |
37 | */ |
41 | #define SPECIALISATION_EFFECT 0.5 |
38 | #define SPECIALISATION_EFFECT .5 |
42 | |
39 | |
43 | /* price a shopkeeper will give someone they neither like nor dislike */ |
40 | // price a shopkeeper will give someone that is not of their race |
44 | #define NEUTRAL_RATIO 0.8 |
41 | #define DISLIKE_RATIO 0.8 |
45 | |
42 | |
46 | static void pay_from_container (object *pl, object *pouch, sint64 &to_pay); |
43 | static void pay_from_container (object *pl, object *pouch, sint64 &to_pay); |
47 | static sint64 value_limit (sint64 val, int quantity, const object *who, int isshop); |
44 | static sint64 value_limit (sint64 val, int quantity, const object *who, int isshop); |
48 | static double shop_specialisation_ratio (const object *item, const mapstruct *map); |
45 | static double shop_specialisation_ratio (const object *item, const maptile *map); |
49 | static double shop_greed (const mapstruct *map); |
46 | static double shop_greed (const maptile *map); |
50 | |
|
|
51 | #define NUM_COINS 4 /* number of coin types */ |
|
|
52 | static const char *const coins[] = { "royalty", "platinacoin", "goldcoin", "silvercoin", NULL }; |
|
|
53 | |
47 | |
54 | /* Added F_TRUE flag to define.h to mean that the price should not |
48 | /* Added F_TRUE flag to define.h to mean that the price should not |
55 | * be adjusted by players charisma. With F_TRUE, it returns the amount |
49 | * be adjusted by players charisma. With F_TRUE, it returns the amount |
56 | * that the item is worth, if it was sold, but unadjusted by charisma. |
50 | * that the item is worth, if it was sold, but unadjusted by charisma. |
57 | * This is needed for alchemy, to to determine what value of gold nuggets |
51 | * This is needed for alchemy, to to determine what value of gold nuggets |
… | |
… | |
133 | if (tmp->arch != NULL) |
127 | if (tmp->arch != NULL) |
134 | { |
128 | { |
135 | if (flag == F_BUY) |
129 | if (flag == F_BUY) |
136 | { |
130 | { |
137 | LOG (llevError, "Asking for buy-value of unidentified object.\n"); |
131 | LOG (llevError, "Asking for buy-value of unidentified object.\n"); |
138 | val = tmp->arch->clone.value * 50 * number; |
132 | val = tmp->arch->value * 50 * number; |
139 | } |
133 | } |
140 | else |
134 | else |
141 | { /* Trying to sell something, or get true value */ |
135 | { /* Trying to sell something, or get true value */ |
142 | if (tmp->type == POTION) |
136 | if (tmp->type == POTION) |
143 | val = number * 40; /* Don't want to give anything away */ |
137 | val = number * 40; /* Don't want to give anything away */ |
… | |
… | |
145 | { |
139 | { |
146 | /* Get 2/3'rd value for applied objects, 1/3'rd for totally |
140 | /* Get 2/3'rd value for applied objects, 1/3'rd for totally |
147 | * unknown objects |
141 | * unknown objects |
148 | */ |
142 | */ |
149 | if (QUERY_FLAG (tmp, FLAG_BEEN_APPLIED)) |
143 | if (QUERY_FLAG (tmp, FLAG_BEEN_APPLIED)) |
150 | val = number * tmp->arch->clone.value * 2 / 3; |
144 | val = number * tmp->arch->value * 2 / 3; |
151 | else |
145 | else |
152 | val = number * tmp->arch->clone.value / 3; |
146 | val = number * tmp->arch->value / 3; |
153 | } |
147 | } |
154 | } |
148 | } |
155 | } |
149 | } |
156 | else |
150 | else |
157 | { /* No archetype with this object */ |
151 | { /* No archetype with this object */ |
… | |
… | |
168 | |
162 | |
169 | /* If the item has been applied or identifed or does not need to be |
163 | /* If the item has been applied or identifed or does not need to be |
170 | * identified, AND the object is magical and the archetype is non |
164 | * identified, AND the object is magical and the archetype is non |
171 | * magical, then change values accordingly. The tmp->arch==NULL is |
165 | * magical, then change values accordingly. The tmp->arch==NULL is |
172 | * really just a check to prevent core dumps for when it checks |
166 | * really just a check to prevent core dumps for when it checks |
173 | * tmp->arch->clone.magic for any magic. The check for archetype |
167 | * tmp->arch->magic for any magic. The check for archetype |
174 | * magic is to not give extra money for archetypes that are by |
168 | * magic is to not give extra money for archetypes that are by |
175 | * default magical. This is because the archetype value should have |
169 | * default magical. This is because the archetype value should have |
176 | * already figured in that value. |
170 | * already figured in that value. |
177 | */ |
171 | */ |
178 | if ((QUERY_FLAG (tmp, FLAG_IDENTIFIED) || !need_identify (tmp) || identified || |
172 | if ((QUERY_FLAG (tmp, FLAG_IDENTIFIED) || !need_identify (tmp) || identified || |
179 | QUERY_FLAG (tmp, FLAG_BEEN_APPLIED)) && tmp->magic && (tmp->arch == NULL || !tmp->arch->clone.magic)) |
173 | QUERY_FLAG (tmp, FLAG_BEEN_APPLIED)) && tmp->magic && (tmp->arch == NULL || !tmp->arch->magic)) |
180 | { |
174 | { |
181 | if (tmp->magic > 0) |
175 | if (tmp->magic > 0) |
182 | val *= (3 * tmp->magic * tmp->magic * tmp->magic); |
176 | val *= (3 * tmp->magic * tmp->magic * tmp->magic); |
183 | else |
177 | else |
184 | /* Note that tmp->magic is negative, so that this |
178 | /* Note that tmp->magic is negative, so that this |
… | |
… | |
250 | * the rest will come from the level in bargaining skill |
244 | * the rest will come from the level in bargaining skill |
251 | */ |
245 | */ |
252 | const double cha_ratio = 0.40; |
246 | const double cha_ratio = 0.40; |
253 | |
247 | |
254 | diff = no_bargain ? 1.0 : 1. - pow (lev_bargain / (double) settings.max_level, 0.25); |
248 | diff = no_bargain ? 1.0 : 1. - pow (lev_bargain / (double) settings.max_level, 0.25); |
255 | |
|
|
256 | diff = (1. - cha_ratio) * diff + cha_ratio * (cha_bonus[who->stats.Cha] - 1.) / (cha_bonus[who->stats.Cha] + 1.); |
249 | diff = (1. - cha_ratio) * diff + cha_ratio * (cha_bonus[who->stats.Cha] - 1.) / (cha_bonus[who->stats.Cha] + 1.); |
257 | |
|
|
258 | diff = .02 + (.80 - .02) * diff; |
250 | diff = .02 + (.80 - .02) * diff; |
259 | |
251 | |
260 | if (flag == F_BUY) |
252 | if (flag == F_BUY) |
261 | val += (val * diff); |
253 | val += val * diff; |
262 | else if (flag == F_SELL) |
254 | else if (flag == F_SELL) |
263 | val -= (val * diff); |
255 | val -= val * diff; |
264 | |
256 | |
265 | // now find a price range. the less good we can judge, the larger the range is |
257 | // now find a price range. the less good we can judge, the larger the range is |
266 | // then the range is adjusted randomly around the correct value |
258 | // then the range is adjusted randomly around the correct value |
267 | if (approximate) |
259 | if (approximate) |
268 | approx_range = sint64 (val / sqrt (lev_identify * 3 + 1)); |
260 | approx_range = sint64 (val / sqrt (lev_identify * 3 + 1)); |
269 | } |
261 | } |
270 | |
262 | |
271 | /* I don't think this should really happen - if it does, it indicates and |
263 | /* I don't think this should really happen - if it does, it indicates and |
272 | * overflow of diff above. That shoudl only happen if |
264 | * overflow of diff above. That should only happen if |
273 | * we are selling objects - in that case, the person just |
265 | * we are selling objects - in that case, the person just |
274 | * gets no money. |
266 | * gets no money. |
275 | */ |
267 | */ |
276 | if ((sint64) val < 0) |
268 | if ((sint64) val < 0) |
277 | val = 0; |
269 | val = 0; |
… | |
… | |
305 | if (QUERY_FLAG (tmp, FLAG_PLAYER_SOLD)) |
297 | if (QUERY_FLAG (tmp, FLAG_PLAYER_SOLD)) |
306 | val = (val * shop_greed (who->map) * shop_specialisation_ratio (tmp, who->map) / shopkeeper_approval (who->map, who)); |
298 | val = (val * shop_greed (who->map) * shop_specialisation_ratio (tmp, who->map) / shopkeeper_approval (who->map, who)); |
307 | else |
299 | else |
308 | val = (val * shop_greed (who->map) / (shop_specialisation_ratio (tmp, who->map) * shopkeeper_approval (who->map, who))); |
300 | val = (val * shop_greed (who->map) / (shop_specialisation_ratio (tmp, who->map) * shopkeeper_approval (who->map, who))); |
309 | } |
301 | } |
|
|
302 | |
310 | /* we will also have an extra 0-5% variation between shops of the same type |
303 | /* we will also have an extra 0-5% variation between shops of the same type |
311 | * for valuable items (below a value of 50 this effect wouldn't be very |
304 | * for valuable items (below a value of 50 this effect wouldn't be very |
312 | * pointful, and could give fun with rounding. |
305 | * pointful, and could give fun with rounding. |
313 | */ |
306 | */ |
314 | if (who->map->path != NULL && val > 50) |
307 | //TODO: why use cosf at all, just % and scale linearly, gives more even distribution |
315 | val = (val + 0.05 * (sint64) val * cos (tmp->count + strlen (who->map->path))); |
308 | if (val > 50) |
|
|
309 | val += float (val) * .05f * cosf ((tmp->uuid.seq & 0xffff) * float (M_PI * 2. / 0x10000)); |
316 | } |
310 | } |
|
|
311 | |
317 | return (sint64) val; |
312 | return (sint64) val; |
318 | } |
313 | } |
319 | |
314 | |
320 | /* Find the coin type that is worth more the 'c'. Starts at the |
315 | /* Find the coin type that is worth more the 'c'. Starts at the |
321 | * cointype placement. |
316 | * cointype placement. |
… | |
… | |
333 | coin = archetype::find (coins[*cointype]); |
328 | coin = archetype::find (coins[*cointype]); |
334 | if (coin == NULL) |
329 | if (coin == NULL) |
335 | return NULL; |
330 | return NULL; |
336 | *cointype += 1; |
331 | *cointype += 1; |
337 | } |
332 | } |
338 | while (coin->clone.value > c); |
333 | while (coin->value > c); |
339 | |
334 | |
340 | return coin; |
335 | return coin; |
341 | } |
336 | } |
342 | |
337 | |
343 | /* This returns a string of how much something is worth based on |
338 | /* This returns a string of how much something is worth based on |
… | |
… | |
359 | |
354 | |
360 | coin = find_next_coin (cost, &cointype); |
355 | coin = find_next_coin (cost, &cointype); |
361 | if (coin == NULL) |
356 | if (coin == NULL) |
362 | return "nothing"; |
357 | return "nothing"; |
363 | |
358 | |
364 | num = cost / coin->clone.value; |
359 | num = cost / coin->value; |
365 | /* so long as nrof is 32 bit, this is true. |
360 | /* so long as nrof is 32 bit, this is true. |
366 | * If it takes more coins than a person can possibly carry, this |
361 | * If it takes more coins than a person can possibly carry, this |
367 | * is basically true. |
362 | * is basically true. |
368 | */ |
363 | */ |
369 | if ((cost / coin->clone.value) > UINT32_MAX) |
364 | if ((cost / coin->value) > UINT32_MAX) |
370 | { |
365 | { |
371 | strcpy (buf, "an unimaginable sum of money"); |
366 | strcpy (buf, "an unimaginable sum of money"); |
372 | return buf; |
367 | return buf; |
373 | } |
368 | } |
374 | |
369 | |
375 | cost -= num * (sint64)coin->clone.value; |
370 | cost -= num * (sint64)coin->value; |
376 | |
371 | |
377 | sprintf (buf, "%d %s", num, num > 1 ? &coin->clone.name_pl : &coin->clone.name); |
372 | sprintf (buf, "%d %s", num, num > 1 ? &coin->object::name_pl : &coin->object::name); |
378 | |
373 | |
379 | next_coin = find_next_coin (cost, &cointype); |
374 | next_coin = find_next_coin (cost, &cointype); |
380 | if (next_coin == NULL || approx) |
375 | if (next_coin == NULL || approx) |
381 | return buf; |
376 | return buf; |
382 | |
377 | |
383 | coin = next_coin; |
378 | coin = next_coin; |
384 | num = cost / coin->clone.value; |
379 | num = cost / coin->value; |
385 | cost -= num * (sint64)coin->clone.value; |
380 | cost -= num * (sint64)coin->value; |
386 | |
381 | |
387 | sprintf (buf + strlen (buf), " and %d %s", num, num > 1 ? &coin->clone.name_pl : &coin->clone.name); |
382 | sprintf (buf + strlen (buf), " and %d %s", num, num > 1 ? &coin->object::name_pl : &coin->object::name); |
388 | |
383 | |
389 | return buf; |
384 | return buf; |
390 | } |
385 | } |
391 | |
386 | |
392 | const char * |
387 | const char * |
… | |
… | |
422 | archetype *coin = find_next_coin (real_value, &cointype); |
417 | archetype *coin = find_next_coin (real_value, &cointype); |
423 | |
418 | |
424 | if (coin == NULL) |
419 | if (coin == NULL) |
425 | return "nothing"; |
420 | return "nothing"; |
426 | |
421 | |
427 | num = real_value / coin->clone.value; |
422 | num = real_value / coin->value; |
428 | if (num == 1) |
423 | if (num == 1) |
429 | sprintf (buf, "about one %s", &coin->clone.name); |
424 | sprintf (buf, "about one %s", &coin->object::name); |
430 | else if (num < 5) |
425 | else if (num < 5) |
431 | sprintf (buf, "a few %s", &coin->clone.name_pl); |
426 | sprintf (buf, "a few %s", &coin->object::name_pl); |
432 | else if (num < 10) |
427 | else if (num < 10) |
433 | sprintf (buf, "several %s", &coin->clone.name_pl); |
428 | sprintf (buf, "several %s", &coin->object::name_pl); |
434 | else if (num < 25) |
429 | else if (num < 25) |
435 | sprintf (buf, "a moderate amount of %s", &coin->clone.name_pl); |
430 | sprintf (buf, "a moderate amount of %s", &coin->object::name_pl); |
436 | else if (num < 100) |
431 | else if (num < 100) |
437 | sprintf (buf, "lots of %s", &coin->clone.name_pl); |
432 | sprintf (buf, "lots of %s", &coin->object::name_pl); |
438 | else if (num < 1000) |
433 | else if (num < 1000) |
439 | sprintf (buf, "a great many %s", &coin->clone.name_pl); |
434 | sprintf (buf, "a great many %s", &coin->object::name_pl); |
440 | else |
435 | else |
441 | sprintf (buf, "a vast quantity of %s", &coin->clone.name_pl); |
436 | sprintf (buf, "a vast quantity of %s", &coin->object::name_pl); |
442 | return buf; |
437 | return buf; |
443 | } |
438 | } |
444 | } |
439 | } |
445 | } |
440 | } |
446 | |
441 | |
… | |
… | |
505 | |
500 | |
506 | for (pouch = pl->inv; pouch && to_pay; pouch = pouch->below) |
501 | for (pouch = pl->inv; pouch && to_pay; pouch = pouch->below) |
507 | if (pouch->type == CONTAINER && QUERY_FLAG (pouch, FLAG_APPLIED) && (pouch->race == NULL || strstr (pouch->race, "gold"))) |
502 | if (pouch->type == CONTAINER && QUERY_FLAG (pouch, FLAG_APPLIED) && (pouch->race == NULL || strstr (pouch->race, "gold"))) |
508 | pay_from_container (pl, pouch, to_pay); |
503 | pay_from_container (pl, pouch, to_pay); |
509 | |
504 | |
510 | fix_player (pl); |
505 | pl->update_stats (); |
511 | return 1; |
506 | return 1; |
512 | } |
507 | } |
513 | |
508 | |
514 | /* DAMN: This is now a wrapper for pay_from_container, which is |
509 | /* DAMN: This is now a wrapper for pay_from_container, which is |
515 | * called for the player, then for each active container that can hold |
510 | * called for the player, then for each active container that can hold |
… | |
… | |
542 | |
537 | |
543 | for (pouch = pl->inv; pouch && to_pay; pouch = pouch->below) |
538 | for (pouch = pl->inv; pouch && to_pay; pouch = pouch->below) |
544 | if (pouch->type == CONTAINER && QUERY_FLAG (pouch, FLAG_APPLIED) && (pouch->race == NULL || strstr (pouch->race, "gold"))) |
539 | if (pouch->type == CONTAINER && QUERY_FLAG (pouch, FLAG_APPLIED) && (pouch->race == NULL || strstr (pouch->race, "gold"))) |
545 | pay_from_container (pl, pouch, to_pay); |
540 | pay_from_container (pl, pouch, to_pay); |
546 | |
541 | |
547 | if (settings.real_wiz == FALSE && QUERY_FLAG (pl, FLAG_WAS_WIZ)) |
542 | pl->update_stats (); |
548 | SET_FLAG (op, FLAG_WAS_WIZ); |
|
|
549 | |
543 | |
550 | fix_player (pl); |
|
|
551 | return 1; |
544 | return 1; |
552 | } |
545 | } |
553 | |
546 | |
554 | /* This pays for the item, and takes the proper amount of money off |
547 | /* This pays for the item, and takes the proper amount of money off |
555 | * the player. |
548 | * the player. |
… | |
… | |
584 | |
577 | |
585 | if (tmp->type == MONEY) |
578 | if (tmp->type == MONEY) |
586 | { |
579 | { |
587 | for (i = 0; i < NUM_COINS; i++) |
580 | for (i = 0; i < NUM_COINS; i++) |
588 | { |
581 | { |
589 | if (tmp->value == tmp->arch->clone.value && !strcmp (coins[NUM_COINS - 1 - i], tmp->arch->name)) |
582 | if (tmp->value == tmp->arch->value && !strcmp (coins[NUM_COINS - 1 - i], tmp->arch->archname)) |
590 | { |
583 | { |
591 | // This should not happen, but if it does, just merge the two. |
584 | // This should not happen, but if it does, just merge the two. |
592 | if (coin_objs [i]) |
585 | if (coin_objs [i]) |
593 | { |
586 | { |
594 | LOG (llevError, "%s has two money entries of (%s)\n", &pouch->name, coins[NUM_COINS - 1 - i]); |
587 | LOG (llevError, "%s has two money entries of (%s)\n", &pouch->name, coins[NUM_COINS - 1 - i]); |
595 | remove_ob (tmp); |
588 | tmp->remove (); |
596 | coin_objs[i]->nrof += tmp->nrof; |
589 | coin_objs[i]->nrof += tmp->nrof; |
597 | esrv_del_item (pl->contr, tmp->count); |
590 | esrv_del_item (pl->contr, tmp->count); |
598 | free_object (tmp); |
591 | tmp->destroy (); |
599 | } |
592 | } |
600 | else |
593 | else |
601 | { |
594 | { |
602 | remove_ob (tmp); |
595 | tmp->remove (); |
603 | |
596 | |
604 | if (pouch->type == PLAYER) |
597 | if (pouch->type == PLAYER) |
605 | esrv_del_item (pl->contr, tmp->count); |
598 | esrv_del_item (pl->contr, tmp->count); |
606 | |
599 | |
607 | coin_objs[i] = tmp; |
600 | coin_objs[i] = tmp; |
… | |
… | |
610 | break; |
603 | break; |
611 | } |
604 | } |
612 | } |
605 | } |
613 | |
606 | |
614 | if (i == NUM_COINS) |
607 | if (i == NUM_COINS) |
615 | LOG (llevError, "in pay_for_item: Did not find string match for %s\n", &tmp->arch->name); |
608 | LOG (llevError, "in pay_for_item: Did not find string match for %s\n", &tmp->arch->archname); |
616 | } |
609 | } |
617 | } |
610 | } |
618 | |
611 | |
619 | /* Fill in any gaps in the coin_objs array - needed to make change. */ |
612 | /* Fill in any gaps in the coin_objs array - needed to make change. */ |
620 | /* Note that the coin_objs array goes from least value to greatest value */ |
613 | /* Note that the coin_objs array goes from least value to greatest value */ |
… | |
… | |
666 | |
659 | |
667 | if (pl->type != PLAYER) |
660 | if (pl->type != PLAYER) |
668 | esrv_send_item (pl, pl); |
661 | esrv_send_item (pl, pl); |
669 | } |
662 | } |
670 | else |
663 | else |
671 | free_object (coin_objs[i]); |
664 | coin_objs[i]->destroy (); |
672 | } |
665 | } |
673 | } |
666 | } |
674 | |
667 | |
675 | /* Checks all unpaid items in op's inventory, adds up all the money they |
668 | /* Checks all unpaid items in op's inventory, adds up all the money they |
676 | * have, and checks that they can actually afford what they want to buy. |
669 | * have, and checks that they can actually afford what they want to buy. |
… | |
… | |
681 | can_pay (object *pl) |
674 | can_pay (object *pl) |
682 | { |
675 | { |
683 | int unpaid_count = 0; |
676 | int unpaid_count = 0; |
684 | sint64 unpaid_price = 0; |
677 | sint64 unpaid_price = 0; |
685 | sint64 player_wealth = query_money (pl); |
678 | sint64 player_wealth = query_money (pl); |
686 | object *item; |
|
|
687 | |
679 | |
688 | if (!pl || pl->type != PLAYER) |
680 | if (!pl || pl->type != PLAYER) |
689 | { |
681 | { |
690 | LOG (llevError, "can_pay(): called against something that isn't a player\n"); |
682 | LOG (llevError, "can_pay(): called against something that isn't a player\n"); |
691 | return 0; |
683 | return 0; |
… | |
… | |
791 | { |
783 | { |
792 | int count = 0; |
784 | int count = 0; |
793 | archetype *at = 0; |
785 | archetype *at = 0; |
794 | object *pouch = 0, *tmp = 0; |
786 | object *pouch = 0, *tmp = 0; |
795 | |
787 | |
796 | for (count = 0; coins[count] != NULL; count++) |
788 | for (count = 0; coins[count]; count++) |
797 | { |
789 | { |
798 | at = archetype::find (coins[count]); |
790 | at = archetype::find (coins[count]); |
799 | |
791 | |
800 | if (at == NULL) |
792 | if (at == NULL) |
801 | LOG (llevError, "Could not find %s archetype\n", coins[count]); |
793 | LOG (llevError, "Could not find %s archetype\n", coins[count]); |
802 | else if ((amount / at->clone.value) > 0) |
794 | else if ((amount / at->value) > 0) |
803 | { |
795 | { |
804 | for (pouch = pl->inv; pouch; pouch = pouch->below) |
796 | for (pouch = pl->inv; pouch; pouch = pouch->below) |
805 | { |
797 | { |
806 | if (pouch->type == CONTAINER && QUERY_FLAG (pouch, FLAG_APPLIED) && pouch->race && strstr (pouch->race, "gold")) |
798 | if (pouch->type == CONTAINER && QUERY_FLAG (pouch, FLAG_APPLIED) && pouch->race && strstr (pouch->race, "gold")) |
807 | { |
799 | { |
808 | int w = at->clone.weight * (100 - pouch->stats.Str) / 100; |
800 | int w = at->weight * (100 - pouch->stats.Str) / 100; |
809 | int n = amount / at->clone.value; |
801 | int n = amount / at->value; |
810 | |
802 | |
811 | if (w == 0) |
803 | if (w == 0) |
812 | w = 1; /* Prevent divide by zero */ |
804 | w = 1; /* Prevent divide by zero */ |
813 | |
805 | |
814 | if (n > 0 && (!pouch->weight_limit || pouch->carrying + w <= pouch->weight_limit)) |
806 | if (n > 0 && (!pouch->weight_limit || pouch->carrying + w <= pouch->weight_limit)) |
… | |
… | |
826 | esrv_send_item (pl, pl); |
818 | esrv_send_item (pl, pl); |
827 | } |
819 | } |
828 | } |
820 | } |
829 | } |
821 | } |
830 | |
822 | |
831 | if (amount / at->clone.value > 0) |
823 | if (amount / at->value > 0) |
832 | { |
824 | { |
833 | tmp = arch_to_object (at); |
825 | tmp = arch_to_object (at); |
834 | tmp->nrof = amount / tmp->value; |
826 | tmp->nrof = amount / tmp->value; |
835 | amount -= tmp->nrof * tmp->value; |
827 | amount -= tmp->nrof * tmp->value; |
836 | tmp = insert_ob_in_ob (tmp, pl); |
828 | tmp = insert_ob_in_ob (tmp, pl); |
… | |
… | |
839 | } |
831 | } |
840 | } |
832 | } |
841 | } |
833 | } |
842 | |
834 | |
843 | if (amount != 0) |
835 | if (amount != 0) |
844 | #ifndef WIN32 |
|
|
845 | LOG (llevError, "Warning - payment in pay_player () not zero: %llu\n", amount); |
836 | LOG (llevError, "Warning - payment in pay_player () not zero: %llu\n", amount); |
846 | #else |
|
|
847 | LOG (llevError, "Warning - payment in pay_player () not zero: %I64u\n", amount); |
|
|
848 | #endif |
|
|
849 | } |
837 | } |
850 | |
838 | |
851 | /* elmex: this is for the bank plugin :( */ |
839 | /* elmex: this is for the bank plugin :( */ |
852 | sint64 |
840 | sint64 |
853 | pay_player_arch (object *pl, const char *arch, sint64 amount) |
841 | pay_player_arch (object *pl, const char *arch, sint64 amount) |
854 | { |
842 | { |
855 | archetype *at = archetype::find (arch); |
843 | archetype *at = archetype::find (arch); |
856 | object *tmp = NULL; |
|
|
857 | |
844 | |
858 | if (at == NULL) |
845 | if (!at) |
859 | return 0; |
846 | return 0; |
860 | |
847 | |
861 | if (amount > 0) |
848 | if (amount > 0) |
862 | { |
849 | { |
863 | tmp = arch_to_object (at); |
850 | object *tmp = arch_to_object (at); |
864 | tmp->nrof = amount; |
851 | tmp->nrof = amount; |
865 | tmp = insert_ob_in_ob (tmp, pl); |
852 | tmp = insert_ob_in_ob (tmp, pl); |
866 | esrv_send_item (pl, tmp); |
853 | esrv_send_item (pl, tmp); |
867 | esrv_send_item (pl, pl); |
854 | esrv_send_item (pl, pl); |
868 | } |
855 | } |
… | |
… | |
918 | change_exp (pl, extra_gain / 10, "bargaining", SK_EXP_NONE); |
905 | change_exp (pl, extra_gain / 10, "bargaining", SK_EXP_NONE); |
919 | |
906 | |
920 | pay_player (pl, amount); |
907 | pay_player (pl, amount); |
921 | |
908 | |
922 | new_draw_info_format (NDI_UNIQUE, 0, pl, "You receive %s for %s.", query_cost_string (op, pl, F_SELL | F_SHOP), query_name (op)); |
909 | new_draw_info_format (NDI_UNIQUE, 0, pl, "You receive %s for %s.", query_cost_string (op, pl, F_SELL | F_SHOP), query_name (op)); |
|
|
910 | pl->play_sound (sound_find ("shop_sell")); |
923 | |
911 | |
924 | SET_FLAG (op, FLAG_UNPAID); |
912 | SET_FLAG (op, FLAG_UNPAID); |
925 | identify (op); |
913 | identify (op); |
926 | } |
914 | } |
927 | |
915 | |
928 | |
|
|
929 | /* returns a double that is the ratio of the price that a shop will offer for |
916 | /* returns a double that is the ratio of the price that a shop will offer for |
930 | * item based on the shops specialisation. Does not take account of greed, |
917 | * item based on the shops specialisation. Does not take account of greed, |
931 | * returned value is between (2*SPECIALISATION_EFFECT-1) and 1 and in any |
918 | * returned value is between SPECIALISATION_EFFECT and 1. |
932 | * event is never less than 0.1 (calling functions divide by it) |
|
|
933 | */ |
919 | */ |
934 | static double |
920 | static double |
935 | shop_specialisation_ratio (const object *item, const mapstruct *map) |
921 | shop_specialisation_ratio (const object *item, const maptile *map) |
936 | { |
922 | { |
937 | shopitems *items = map->shopitems; |
923 | shopitems *items = map->shopitems; |
938 | double ratio = SPECIALISATION_EFFECT, likedness = 0.001; |
924 | double likedness = 0.; |
939 | int i; |
925 | int i; |
940 | |
926 | |
941 | if (item == NULL) |
927 | if (item == NULL) |
942 | { |
928 | { |
943 | LOG (llevError, "shop_specialisation_ratio: passed a NULL item for map %s\n", map->path); |
929 | LOG (llevError, "shop_specialisation_ratio: passed a NULL item for map %s\n", &map->path); |
944 | return 0; |
930 | return 0; |
945 | } |
931 | } |
946 | |
932 | |
947 | if (!item->type) |
933 | if (!item->type) |
948 | { |
934 | { |
949 | LOG (llevError, "shop_specialisation_ratio: passed an item with an invalid type\n"); |
935 | LOG (llevError, "shop_specialisation_ratio: passed an item with an invalid type\n"); |
950 | /* |
936 | /* |
951 | * I'm not really sure what the /right/ thing to do here is, these types of |
937 | * I'm not really sure what the /right/ thing to do here is, these types of |
952 | * item shouldn't exist anyway, but returning the ratio is probably the best bet.." |
938 | * item shouldn't exist anyway, but returning the ratio is probably the best bet.." |
953 | */ |
939 | */ |
954 | return ratio; |
940 | return SPECIALISATION_EFFECT; |
955 | } |
941 | } |
956 | |
942 | |
957 | if (map->shopitems) |
943 | if (map->shopitems) |
958 | { |
944 | { |
959 | for (i = 0; i < items[0].index; i++) |
945 | for (i = 0; i < items[0].index; i++) |
… | |
… | |
961 | likedness = items[i].strength / 100.0; |
947 | likedness = items[i].strength / 100.0; |
962 | } |
948 | } |
963 | |
949 | |
964 | if (likedness > 1.0) |
950 | if (likedness > 1.0) |
965 | { /* someone has been rather silly with the map headers. */ |
951 | { /* someone has been rather silly with the map headers. */ |
966 | LOG (llevDebug, "shop_specialisation ratio: item type %d on map %s is above 100%%\n", item->type, map->path); |
952 | LOG (llevDebug, "shop_specialisation ratio: item type %d on map %s is above 100%%\n", item->type, &map->path); |
967 | likedness = 1.0; |
953 | likedness = 1.0; |
968 | } |
954 | } |
969 | |
955 | |
970 | if (likedness < -1.0) |
956 | if (likedness < -1.0) |
971 | { |
957 | { |
972 | LOG (llevDebug, "shop_specialisation ratio: item type %d on map %s is below -100%%\n", item->type, map->path); |
958 | LOG (llevDebug, "shop_specialisation ratio: item type %d on map %s is below -100%%\n", item->type, &map->path); |
973 | likedness = -1.0; |
959 | likedness = -1.0; |
974 | } |
960 | } |
975 | |
961 | |
976 | ratio = ratio + (1.0 - ratio) * likedness; |
962 | return lerp (likedness, -1., 1., SPECIALISATION_EFFECT, 1.); |
977 | |
|
|
978 | if (ratio <= 0.1) |
|
|
979 | ratio = 0.1; /* if the ratio were much lower than this, we would get silly prices */ |
|
|
980 | |
|
|
981 | return ratio; |
|
|
982 | } |
963 | } |
983 | |
964 | |
984 | /*returns the greed of the shop on map, or 1 if it isn't specified. */ |
965 | /*returns the greed of the shop on map, or 1 if it isn't specified. */ |
985 | static double |
966 | static double |
986 | shop_greed (const mapstruct *map) |
967 | shop_greed (const maptile *map) |
987 | { |
968 | { |
988 | double greed = 1.0; |
|
|
989 | |
|
|
990 | if (map->shopgreed) |
|
|
991 | return map->shopgreed; |
969 | return map->shopgreed |
992 | return greed; |
970 | ? map->shopgreed |
|
|
971 | : 1.; |
993 | } |
972 | } |
994 | |
973 | |
995 | /* Returns a double based on how much the shopkeeper approves of the player. |
974 | /* Returns a double based on how much the shopkeeper approves of the player. |
996 | * this is based on the race of the shopkeeper and that of the player. |
975 | * this is based on the race of the shopkeeper and that of the player. |
997 | */ |
976 | */ |
998 | double |
977 | double |
999 | shopkeeper_approval (const mapstruct *map, const object *player) |
978 | shopkeeper_approval (const maptile *map, const object *player) |
1000 | { |
979 | { |
1001 | double approval = 1.0; |
980 | return map->shoprace && player->race != map->shoprace |
1002 | |
981 | ? DISLIKE_RATIO |
1003 | if (map->shoprace) |
982 | : 1.; |
1004 | { |
|
|
1005 | approval = NEUTRAL_RATIO; |
|
|
1006 | if (player->race && !strcmp (player->race, map->shoprace)) |
|
|
1007 | approval = 1.0; |
|
|
1008 | } |
|
|
1009 | |
|
|
1010 | return approval; |
|
|
1011 | } |
983 | } |
1012 | |
984 | |
1013 | /* limit the value of items based on the wealth of the shop. If the item is close |
985 | /* limit the value of items based on the wealth of the shop. If the item is close |
1014 | * to the maximum value a shop will offer, we start to reduce it, if the item is |
986 | * to the maximum value a shop will offer, we start to reduce it, if the item is |
1015 | * below the minimum value the shop is prepared to trade in, then we don't |
987 | * below the minimum value the shop is prepared to trade in, then we don't |
… | |
… | |
1019 | */ |
991 | */ |
1020 | static sint64 |
992 | static sint64 |
1021 | value_limit (sint64 val, int quantity, const object *who, int isshop) |
993 | value_limit (sint64 val, int quantity, const object *who, int isshop) |
1022 | { |
994 | { |
1023 | sint64 newval, unit_price, tmpshopmax; |
995 | sint64 newval, unit_price, tmpshopmax; |
1024 | mapstruct *map; |
996 | maptile *map; |
1025 | |
997 | |
1026 | unit_price = val / quantity; |
998 | unit_price = val / quantity; |
1027 | |
999 | |
1028 | if (!isshop || !who) |
1000 | if (!isshop || !who) |
1029 | { |
1001 | { |
… | |
… | |
1059 | |
1031 | |
1060 | /* gives a desciption of the shop on their current map to the player op. */ |
1032 | /* gives a desciption of the shop on their current map to the player op. */ |
1061 | int |
1033 | int |
1062 | describe_shop (const object *op) |
1034 | describe_shop (const object *op) |
1063 | { |
1035 | { |
1064 | mapstruct *map = op->map; |
1036 | maptile *map = op->map; |
1065 | |
1037 | |
1066 | /*shopitems *items=map->shopitems; */ |
1038 | /*shopitems *items=map->shopitems; */ |
1067 | int pos = 0, i; |
1039 | int pos = 0, i; |
1068 | double opinion = 0; |
1040 | double opinion = 0; |
1069 | char tmp[MAX_BUF] = "\0"; |
1041 | char tmp[MAX_BUF] = "\0"; |
… | |
… | |
1183 | case RING: |
1155 | case RING: |
1184 | case AMULET: |
1156 | case AMULET: |
1185 | case BRACERS: |
1157 | case BRACERS: |
1186 | case GIRDLE: |
1158 | case GIRDLE: |
1187 | sprintf (buf, "%s %s", query_base_name (tmp, 0), describe_item (tmp, NULL)); |
1159 | sprintf (buf, "%s %s", query_base_name (tmp, 0), describe_item (tmp, NULL)); |
1188 | items[*numitems].item_sort = strdup_local (buf); |
1160 | items[*numitems].item_sort = strdup (buf); |
1189 | sprintf (buf, "%s %s", query_name (tmp), describe_item (tmp, NULL)); |
1161 | sprintf (buf, "%s %s", query_name (tmp), describe_item (tmp, NULL)); |
1190 | items[*numitems].item_real = strdup_local (buf); |
1162 | items[*numitems].item_real = strdup (buf); |
1191 | (*numitems)++; |
1163 | (*numitems)++; |
1192 | break; |
1164 | break; |
1193 | #endif |
1165 | #endif |
1194 | |
1166 | |
1195 | default: |
1167 | default: |
1196 | items[*numitems].item_sort = strdup_local (query_base_name (tmp, 0)); |
1168 | items[*numitems].item_sort = strdup (query_base_name (tmp, 0)); |
1197 | items[*numitems].item_real = strdup_local (query_base_name (tmp, 1)); |
1169 | items[*numitems].item_real = strdup (query_base_name (tmp, 1)); |
1198 | (*numitems)++; |
1170 | (*numitems)++; |
1199 | break; |
1171 | break; |
1200 | } |
1172 | } |
1201 | SET_FLAG (tmp, FLAG_UNPAID); |
1173 | SET_FLAG (tmp, FLAG_UNPAID); |
1202 | } |
1174 | } |
1203 | |
1175 | |
1204 | void |
1176 | void |
1205 | shop_listing (object *op) |
1177 | shop_listing (object *sign, object *op) |
1206 | { |
1178 | { |
1207 | int i, j, numitems = 0, numallocated = 0, nx, ny; |
1179 | int i, j, numitems = 0, numallocated = 0, x1, x2, y1, y2; |
1208 | char *map_mark = (char *) calloc (MAGIC_MAP_SIZE * MAGIC_MAP_SIZE, 1); |
1180 | const char *shop_coords = get_ob_key_value (sign, "shop_coords"); |
1209 | object *stack; |
1181 | object *stack; |
1210 | shopinv *items; |
1182 | shopinv *items; |
1211 | |
1183 | |
1212 | /* Should never happen, but just in case a monster does apply a sign */ |
1184 | /* Should never happen, but just in case a monster does apply a sign */ |
1213 | if (op->type != PLAYER) |
1185 | if (op->type != PLAYER) |
1214 | return; |
1186 | return; |
1215 | |
1187 | |
1216 | new_draw_info (NDI_UNIQUE, 0, op, "\nThe shop contains:"); |
1188 | if (!(shop_coords && sscanf (shop_coords, "%d,%d,%d,%d", &x1, &y1, &x2, &y2))) |
|
|
1189 | { |
|
|
1190 | x1 = 0; |
|
|
1191 | y1 = 0; |
|
|
1192 | x2 = op->map->width - 1; |
|
|
1193 | y2 = op->map->height - 1; |
|
|
1194 | } |
1217 | |
1195 | |
1218 | magic_mapping_mark (op, map_mark, 3); |
|
|
1219 | items = (shopinv *) malloc (40 * sizeof (shopinv)); |
1196 | items = (shopinv *) malloc (40 * sizeof (shopinv)); |
1220 | numallocated = 40; |
1197 | numallocated = 40; |
1221 | |
1198 | |
1222 | /* Find all the appropriate items */ |
1199 | /* Find all the appropriate items */ |
1223 | for (i = 0; i < MAP_WIDTH (op->map); i++) |
1200 | for (i = x1; i <= x2; i++) |
1224 | { |
1201 | { |
1225 | for (j = 0; j < MAP_HEIGHT (op->map); j++) |
1202 | for (j = y1; j < y2; j++) |
1226 | { |
|
|
1227 | /* magic map code now centers the map on the object at MAGIC_MAP_HALF. |
|
|
1228 | * |
1203 | { |
1229 | */ |
1204 | if (is_in_shop (op->map, i, j)) |
1230 | nx = i - op->x + MAGIC_MAP_HALF; |
|
|
1231 | ny = j - op->y + MAGIC_MAP_HALF; |
|
|
1232 | /* unlikely, but really big shops could run into this issue */ |
|
|
1233 | if (nx < 0 || ny < 0 || nx > MAGIC_MAP_SIZE || ny > MAGIC_MAP_SIZE) |
|
|
1234 | continue; |
|
|
1235 | |
|
|
1236 | if (map_mark[nx + MAGIC_MAP_SIZE * ny] & FACE_FLOOR) |
|
|
1237 | { |
1205 | { |
1238 | stack = get_map_ob (op->map, i, j); |
1206 | stack = GET_MAP_OB (op->map, i, j); |
1239 | |
1207 | |
1240 | while (stack) |
1208 | while (stack) |
1241 | { |
1209 | { |
1242 | if (QUERY_FLAG (stack, FLAG_UNPAID)) |
1210 | if (QUERY_FLAG (stack, FLAG_UNPAID)) |
1243 | { |
1211 | { |
1244 | if (numitems == numallocated) |
1212 | if (numitems == numallocated) |
1245 | { |
1213 | { |
1246 | items = (shopinv *) realloc (items, sizeof (shopinv) * (numallocated + 10)); |
1214 | items = (shopinv *) realloc (items, sizeof (shopinv) * (numallocated + 10)); |
1247 | numallocated += 10; |
1215 | numallocated += 10; |
1248 | } |
1216 | } |
|
|
1217 | |
1249 | add_shop_item (stack, items, &numitems, &numallocated); |
1218 | add_shop_item (stack, items, &numitems, &numallocated); |
1250 | } |
1219 | } |
|
|
1220 | |
1251 | stack = stack->above; |
1221 | stack = stack->above; |
1252 | } |
1222 | } |
1253 | } |
1223 | } |
1254 | } |
1224 | } |
1255 | } |
1225 | } |
1256 | |
1226 | |
1257 | free (map_mark); |
|
|
1258 | |
|
|
1259 | if (numitems == 0) |
1227 | if (numitems == 0) |
1260 | { |
1228 | { |
1261 | new_draw_info (NDI_UNIQUE, 0, op, "The shop is currently empty.\n"); |
1229 | new_draw_info (NDI_UNIQUE, 0, op, "The shop is currently empty.\n"); |
1262 | free (items); |
1230 | free (items); |
1263 | return; |
1231 | return; |
1264 | } |
1232 | } |
1265 | |
1233 | |
1266 | qsort (items, numitems, sizeof (shopinv), (int (*)(const void *, const void *)) shop_sort); |
1234 | qsort (items, numitems, sizeof (shopinv), (int (*)(const void *, const void *)) shop_sort); |
|
|
1235 | |
|
|
1236 | new_draw_info (NDI_UNIQUE, 0, op, "\nThe shop contains:"); |
1267 | |
1237 | |
1268 | for (i = 0; i < numitems; i++) |
1238 | for (i = 0; i < numitems; i++) |
1269 | { |
1239 | { |
1270 | /* Collapse items of the same name together */ |
1240 | /* Collapse items of the same name together */ |
1271 | if ((i + 1) < numitems && !strcmp (items[i].item_real, items[i + 1].item_real)) |
1241 | if ((i + 1) < numitems && !strcmp (items[i].item_real, items[i + 1].item_real)) |
… | |
… | |
1280 | items[i].nrof ? items[i].nrof : 1, items[i].nrof == 1 ? items[i].item_sort : items[i].item_real); |
1250 | items[i].nrof ? items[i].nrof : 1, items[i].nrof == 1 ? items[i].item_sort : items[i].item_real); |
1281 | free (items[i].item_sort); |
1251 | free (items[i].item_sort); |
1282 | free (items[i].item_real); |
1252 | free (items[i].item_real); |
1283 | } |
1253 | } |
1284 | } |
1254 | } |
|
|
1255 | |
1285 | free (items); |
1256 | free (items); |
1286 | } |
1257 | } |
1287 | |
1258 | |
1288 | /* elmex: this function checks whether the object is in a shop */ |
1259 | /* elmex: this function checks whether the object is in a shop */ |
1289 | bool |
1260 | bool |
… | |
… | |
1293 | return false; |
1264 | return false; |
1294 | |
1265 | |
1295 | return is_in_shop (o->map, o->x, o->y); |
1266 | return is_in_shop (o->map, o->x, o->y); |
1296 | } |
1267 | } |
1297 | |
1268 | |
1298 | /* elmex: this function checks whether we are in a shop or not */ |
1269 | /* elmex: this function checks whether we are in a shop or not |
|
|
1270 | - change 2007-11-26: enhanced the O(n) case by stopping at the first |
|
|
1271 | floor tile. this possibly will make map bugs where shopfloors are above |
|
|
1272 | floors more obvious. |
|
|
1273 | */ |
|
|
1274 | |
1299 | bool |
1275 | bool |
1300 | is_in_shop (mapstruct *map, int x, int y) |
1276 | is_in_shop (maptile *map, int x, int y) |
1301 | { |
1277 | { |
1302 | for (object *floor = get_map_ob (map, x, y); floor; floor = floor->above) |
1278 | for (object *floor = GET_MAP_OB (map, x, y); floor; floor = floor->above) |
|
|
1279 | if (QUERY_FLAG (floor, FLAG_IS_FLOOR)) |
1303 | if (floor->type == SHOP_FLOOR) |
1280 | return floor->type == SHOP_FLOOR; |
1304 | return true; |
|
|
1305 | |
|
|
1306 | return false; |
1281 | return false; |
1307 | } |
1282 | } |
|
|
1283 | |