1 | /* |
1 | /* |
2 | * This file is part of Crossfire TRT, the Roguelike Realtime MORPG. |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
3 | * |
3 | * |
4 | * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team |
4 | * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
5 | * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team |
5 | * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team |
6 | * Copyright (©) 1992,2007 Frank Tore Johansen |
6 | * Copyright (©) 1992,2007 Frank Tore Johansen |
7 | * |
7 | * |
8 | * Crossfire TRT is free software; you can redistribute it and/or modify it |
8 | * Deliantra is free software: you can redistribute it and/or modify |
9 | * under the terms of the GNU General Public License as published by the Free |
9 | * it under the terms of the GNU General Public License as published by |
10 | * Software Foundation; either version 2 of the License, or (at your option) |
10 | * the Free Software Foundation, either version 3 of the License, or |
11 | * any later version. |
11 | * (at your option) any later version. |
12 | * |
12 | * |
13 | * This program is distributed in the hope that it will be useful, but |
13 | * This program is distributed in the hope that it will be useful, |
14 | * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | * for more details. |
16 | * GNU General Public License for more details. |
17 | * |
17 | * |
18 | * You should have received a copy of the GNU General Public License along |
18 | * You should have received a copy of the GNU General Public License |
19 | * with Crossfire TRT; if not, write to the Free Software Foundation, Inc. 51 |
19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
20 | * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
|
|
21 | * |
20 | * |
22 | * The authors can be reached via e-mail to <crossfire@schmorp.de> |
21 | * The authors can be reached via e-mail to <support@deliantra.net> |
23 | */ |
22 | */ |
24 | |
23 | |
25 | #include <global.h> |
24 | #include <global.h> |
26 | #include <spells.h> |
25 | #include <spells.h> |
27 | #include <skills.h> |
26 | #include <skills.h> |
… | |
… | |
34 | * 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 |
35 | * therefore making this number higher, makes specialisation less effective. |
34 | * therefore making this number higher, makes specialisation less effective. |
36 | * 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, |
37 | * (though not useful) effects. |
36 | * (though not useful) effects. |
38 | */ |
37 | */ |
39 | #define SPECIALISATION_EFFECT 0.5 |
38 | #define SPECIALISATION_EFFECT .5 |
40 | |
39 | |
41 | /* price a shopkeeper will give someone they neither like nor dislike */ |
40 | // price a shopkeeper will give someone that is not of their race |
42 | #define NEUTRAL_RATIO 0.8 |
41 | #define DISLIKE_RATIO 0.8 |
43 | |
42 | |
44 | 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); |
45 | 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); |
46 | static double shop_specialisation_ratio (const object *item, const maptile *map); |
45 | static double shop_specialisation_ratio (const object *item, const maptile *map); |
47 | static double shop_greed (const maptile *map); |
46 | static double shop_greed (const maptile *map); |
48 | |
|
|
49 | #define NUM_COINS 4 /* number of coin types */ |
|
|
50 | static const char *const coins[] = { "royalty", "platinacoin", "goldcoin", "silvercoin", NULL }; |
|
|
51 | |
47 | |
52 | /* 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 |
53 | * 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 |
54 | * 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. |
55 | * 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 |
… | |
… | |
130 | { |
126 | { |
131 | if (tmp->arch != NULL) |
127 | if (tmp->arch != NULL) |
132 | { |
128 | { |
133 | if (flag == F_BUY) |
129 | if (flag == F_BUY) |
134 | { |
130 | { |
135 | LOG (llevError, "Asking for buy-value of unidentified object.\n"); |
131 | LOG (llevError | logBacktrace, "Asking for buy-value of unidentified object.\n"); |
136 | val = tmp->arch->value * 50 * number; |
132 | val = tmp->arch->value * 50 * number; |
137 | } |
133 | } |
138 | else |
134 | else |
139 | { /* Trying to sell something, or get true value */ |
135 | { /* Trying to sell something, or get true value */ |
140 | if (tmp->type == POTION) |
136 | if (tmp->type == POTION) |
… | |
… | |
154 | else |
150 | else |
155 | { /* No archetype with this object */ |
151 | { /* No archetype with this object */ |
156 | LOG (llevDebug, "In sell item: Have object with no archetype: %s\n", &tmp->name); |
152 | LOG (llevDebug, "In sell item: Have object with no archetype: %s\n", &tmp->name); |
157 | if (flag == F_BUY) |
153 | if (flag == F_BUY) |
158 | { |
154 | { |
159 | LOG (llevError, "Asking for buy-value of unidentified object without arch.\n"); |
155 | LOG (llevError | logBacktrace, "Asking for buy-value of unidentified object without arch.\n"); |
160 | val = number * tmp->value * 10; |
156 | val = number * tmp->value * 10; |
161 | } |
157 | } |
162 | else |
158 | else |
163 | val = number * tmp->value / 5; |
159 | val = number * tmp->value / 5; |
164 | } |
160 | } |
… | |
… | |
210 | * AND Cha = 30 will get optimal price. |
206 | * AND Cha = 30 will get optimal price. |
211 | * Thus charisma will never get useless. |
207 | * Thus charisma will never get useless. |
212 | * -b.e. edler@heydernet.de |
208 | * -b.e. edler@heydernet.de |
213 | */ |
209 | */ |
214 | |
210 | |
215 | if (who != NULL && who->type == PLAYER) |
211 | if (who && who->type == PLAYER) |
216 | { |
212 | { |
217 | int lev_bargain = 0; |
213 | int lev_bargain = 0; |
218 | int lev_identify = 0; |
214 | int lev_identify = 0; |
219 | int idskill1 = 0; |
|
|
220 | int idskill2 = 0; |
|
|
221 | const typedata *tmptype; |
|
|
222 | |
|
|
223 | tmptype = get_typedata (tmp->type); |
|
|
224 | |
215 | |
225 | if (find_skill_by_number (who, SK_BARGAINING)) |
216 | if (find_skill_by_number (who, SK_BARGAINING)) |
226 | lev_bargain = find_skill_by_number (who, SK_BARGAINING)->level; |
217 | lev_bargain = find_skill_by_number (who, SK_BARGAINING)->level; |
227 | |
218 | |
228 | if (tmptype) |
219 | if (const typedata *tmptype = get_typedata (tmp->type)) |
229 | { |
220 | { |
230 | idskill1 = tmptype->identifyskill; |
221 | if (int idskill1 = tmptype->identifyskill) |
231 | |
|
|
232 | if (idskill1) |
|
|
233 | { |
222 | { |
234 | idskill2 = tmptype->identifyskill2; |
223 | int idskill2 = tmptype->identifyskill2; |
235 | |
224 | |
236 | if (find_skill_by_number (who, idskill1)) |
225 | if (find_skill_by_number (who, idskill1)) |
237 | lev_identify = find_skill_by_number (who, idskill1)->level; |
226 | lev_identify = find_skill_by_number (who, idskill1)->level; |
238 | |
227 | |
239 | if (idskill2 && find_skill_by_number (who, idskill2)) |
228 | if (idskill2 && find_skill_by_number (who, idskill2)) |
240 | lev_identify += find_skill_by_number (who, idskill2)->level; |
229 | lev_identify += find_skill_by_number (who, idskill2)->level; |
241 | } |
230 | } |
242 | } |
231 | } |
243 | else |
|
|
244 | LOG (llevError, "Query_cost: item %s hasn't got a valid type\n", tmp->debug_desc ()); |
|
|
245 | |
232 | |
246 | /* ratio determines how much of the price modification |
233 | /* ratio determines how much of the price modification |
247 | * will come from the basic stat charisma |
234 | * will come from the basic stat charisma |
248 | * the rest will come from the level in bargaining skill |
235 | * the rest will come from the level in bargaining skill |
249 | */ |
236 | */ |
… | |
… | |
422 | |
409 | |
423 | if (coin == NULL) |
410 | if (coin == NULL) |
424 | return "nothing"; |
411 | return "nothing"; |
425 | |
412 | |
426 | num = real_value / coin->value; |
413 | num = real_value / coin->value; |
|
|
414 | |
427 | if (num == 1) |
415 | if (num == 1) |
428 | sprintf (buf, "about one %s", &coin->object::name); |
416 | sprintf (buf, "about one %s", &coin->object::name); |
429 | else if (num < 5) |
417 | else if (num < 5) |
430 | sprintf (buf, "a few %s", &coin->object::name_pl); |
418 | sprintf (buf, "a few %s", &coin->object::name_pl); |
431 | else if (num < 10) |
419 | else if (num < 10) |
… | |
… | |
436 | sprintf (buf, "lots of %s", &coin->object::name_pl); |
424 | sprintf (buf, "lots of %s", &coin->object::name_pl); |
437 | else if (num < 1000) |
425 | else if (num < 1000) |
438 | sprintf (buf, "a great many %s", &coin->object::name_pl); |
426 | sprintf (buf, "a great many %s", &coin->object::name_pl); |
439 | else |
427 | else |
440 | sprintf (buf, "a vast quantity of %s", &coin->object::name_pl); |
428 | sprintf (buf, "a vast quantity of %s", &coin->object::name_pl); |
|
|
429 | |
441 | return buf; |
430 | return buf; |
442 | } |
431 | } |
443 | } |
432 | } |
444 | } |
433 | } |
445 | |
434 | |
… | |
… | |
587 | { |
576 | { |
588 | // This should not happen, but if it does, just merge the two. |
577 | // This should not happen, but if it does, just merge the two. |
589 | if (coin_objs [i]) |
578 | if (coin_objs [i]) |
590 | { |
579 | { |
591 | LOG (llevError, "%s has two money entries of (%s)\n", &pouch->name, coins[NUM_COINS - 1 - i]); |
580 | LOG (llevError, "%s has two money entries of (%s)\n", &pouch->name, coins[NUM_COINS - 1 - i]); |
592 | tmp->remove (); |
|
|
593 | coin_objs[i]->nrof += tmp->nrof; |
581 | coin_objs[i]->nrof += tmp->nrof; |
594 | esrv_del_item (pl->contr, tmp->count); |
|
|
595 | tmp->destroy (); |
582 | tmp->destroy (true); |
596 | } |
583 | } |
597 | else |
584 | else |
598 | { |
585 | { |
599 | tmp->remove (); |
586 | tmp->remove (); |
600 | |
|
|
601 | if (pouch->type == PLAYER) |
|
|
602 | esrv_del_item (pl->contr, tmp->count); |
|
|
603 | |
|
|
604 | coin_objs[i] = tmp; |
587 | coin_objs[i] = tmp; |
605 | } |
588 | } |
606 | |
589 | |
607 | break; |
590 | break; |
608 | } |
591 | } |
… | |
… | |
648 | count--; |
631 | count--; |
649 | } |
632 | } |
650 | } |
633 | } |
651 | |
634 | |
652 | for (i = 0; i < NUM_COINS; i++) |
635 | for (i = 0; i < NUM_COINS; i++) |
653 | { |
|
|
654 | if (coin_objs[i]->nrof) |
636 | if (coin_objs[i]->nrof) |
655 | { |
|
|
656 | object *tmp = insert_ob_in_ob (coin_objs[i], pouch); |
637 | insert_ob_in_ob (coin_objs [i], pouch); |
657 | |
|
|
658 | esrv_send_item (pl, tmp); |
|
|
659 | esrv_send_item (pl, pouch); |
|
|
660 | |
|
|
661 | if (pl != pouch) |
|
|
662 | esrv_update_item (UPD_WEIGHT, pl, pouch); |
|
|
663 | |
|
|
664 | if (pl->type != PLAYER) |
|
|
665 | esrv_send_item (pl, pl); |
|
|
666 | } |
|
|
667 | else |
638 | else |
668 | coin_objs[i]->destroy (); |
639 | coin_objs[i]->destroy (true); |
669 | } |
|
|
670 | } |
640 | } |
671 | |
641 | |
672 | /* Checks all unpaid items in op's inventory, adds up all the money they |
642 | /* Checks all unpaid items in op's inventory, adds up all the money they |
673 | * have, and checks that they can actually afford what they want to buy. |
643 | * have, and checks that they can actually afford what they want to buy. |
674 | * Returns 1 if they can, and 0 if they can't. also prints an appropriate message |
644 | * Returns 1 if they can, and 0 if they can't. also prints an appropriate message |
… | |
… | |
694 | unpaid_price += query_cost (item, pl, F_BUY | F_SHOP); |
664 | unpaid_price += query_cost (item, pl, F_BUY | F_SHOP); |
695 | } |
665 | } |
696 | |
666 | |
697 | if (unpaid_price > player_wealth) |
667 | if (unpaid_price > player_wealth) |
698 | { |
668 | { |
699 | char buf[MAX_BUF]; |
669 | dynbuf_text buf; |
700 | char cost[MAX_BUF]; |
|
|
701 | char missing[MAX_BUF]; |
|
|
702 | |
670 | |
703 | snprintf (cost, MAX_BUF, "%s", cost_string_from_value (unpaid_price, 0)); |
671 | buf << "You have " << unpaid_count |
704 | snprintf (missing, MAX_BUF, "%s", cost_string_from_value (unpaid_price - player_wealth, 0)); |
672 | << " unpaid item(s) that would cost you " << cost_string_from_value (unpaid_price, 0) |
|
|
673 | << ". You need another " << cost_string_from_value (unpaid_price - player_wealth, 0) |
|
|
674 | << " to be able to afford that."; |
705 | |
675 | |
706 | snprintf (buf, MAX_BUF, "You have %d unpaid items that would cost you %s. You need another %s to be able to afford that.", |
676 | pl->failmsg (buf); |
707 | unpaid_count, cost, missing); |
|
|
708 | new_draw_info (NDI_UNIQUE, 0, pl, buf); |
|
|
709 | |
677 | |
710 | return 0; |
678 | return 0; |
711 | } |
679 | } |
712 | else |
680 | else |
713 | return 1; |
681 | return 1; |
… | |
… | |
742 | SET_FLAG (op, FLAG_UNPAID); |
710 | SET_FLAG (op, FLAG_UNPAID); |
743 | return 0; |
711 | return 0; |
744 | } |
712 | } |
745 | else |
713 | else |
746 | { |
714 | { |
747 | object *tmp; |
|
|
748 | |
|
|
749 | CLEAR_FLAG (op, FLAG_UNPAID); |
715 | CLEAR_FLAG (op, FLAG_UNPAID); |
750 | CLEAR_FLAG (op, FLAG_PLAYER_SOLD); |
716 | CLEAR_FLAG (op, FLAG_PLAYER_SOLD); |
751 | new_draw_info_format (NDI_UNIQUE, 0, op, "You paid %s for %s.", buf, query_name (op)); |
717 | new_draw_info_format (NDI_UNIQUE, 0, op, "You paid %s for %s.", buf, query_name (op)); |
752 | tmp = merge_ob (op, NULL); |
|
|
753 | |
718 | |
754 | if (pl->type == PLAYER) |
719 | if (!merge_ob (op, op->env->inv)) |
755 | { |
|
|
756 | if (tmp) |
|
|
757 | { /* it was merged */ |
|
|
758 | esrv_del_item (pl->contr, op->count); |
|
|
759 | op = tmp; |
|
|
760 | } |
|
|
761 | |
|
|
762 | esrv_send_item (pl, op); |
720 | esrv_update_item (UPD_FLAGS, pl, op); |
763 | } |
|
|
764 | |
721 | |
765 | goto next_item; |
722 | goto next_item; |
766 | } |
723 | } |
767 | } |
724 | } |
768 | } |
725 | } |
… | |
… | |
787 | { |
744 | { |
788 | int count = 0; |
745 | int count = 0; |
789 | archetype *at = 0; |
746 | archetype *at = 0; |
790 | object *pouch = 0, *tmp = 0; |
747 | object *pouch = 0, *tmp = 0; |
791 | |
748 | |
792 | for (count = 0; coins[count] != NULL; count++) |
749 | for (count = 0; coins[count]; count++) |
793 | { |
750 | { |
794 | at = archetype::find (coins[count]); |
751 | at = archetype::find (coins[count]); |
795 | |
752 | |
796 | if (at == NULL) |
753 | if (at == NULL) |
797 | LOG (llevError, "Could not find %s archetype\n", coins[count]); |
754 | LOG (llevError, "Could not find %s archetype\n", coins[count]); |
… | |
… | |
810 | if (n > 0 && (!pouch->weight_limit || pouch->carrying + w <= pouch->weight_limit)) |
767 | if (n > 0 && (!pouch->weight_limit || pouch->carrying + w <= pouch->weight_limit)) |
811 | { |
768 | { |
812 | if (pouch->weight_limit && (pouch->weight_limit - pouch->carrying) / w < n) |
769 | if (pouch->weight_limit && (pouch->weight_limit - pouch->carrying) / w < n) |
813 | n = (pouch->weight_limit - pouch->carrying) / w; |
770 | n = (pouch->weight_limit - pouch->carrying) / w; |
814 | |
771 | |
815 | tmp = arch_to_object (at); |
772 | object *tmp = arch_to_object (at); |
816 | tmp->nrof = n; |
773 | tmp->nrof = n; |
817 | amount -= tmp->nrof * tmp->value; |
774 | amount -= tmp->nrof * tmp->value; |
818 | tmp = insert_ob_in_ob (tmp, pouch); |
775 | pouch->insert (tmp); |
819 | esrv_send_item (pl, tmp); |
|
|
820 | esrv_send_item (pl, pouch); |
|
|
821 | esrv_update_item (UPD_WEIGHT, pl, pouch); |
|
|
822 | esrv_send_item (pl, pl); |
|
|
823 | } |
776 | } |
824 | } |
777 | } |
825 | } |
778 | } |
826 | |
779 | |
827 | if (amount / at->value > 0) |
780 | if (amount / at->value > 0) |
828 | { |
781 | { |
829 | tmp = arch_to_object (at); |
782 | object *tmp = arch_to_object (at); |
830 | tmp->nrof = amount / tmp->value; |
783 | tmp->nrof = amount / tmp->value; |
831 | amount -= tmp->nrof * tmp->value; |
784 | amount -= tmp->nrof * tmp->value; |
832 | tmp = insert_ob_in_ob (tmp, pl); |
785 | pl->insert (tmp); |
833 | esrv_send_item (pl, tmp); |
|
|
834 | esrv_send_item (pl, pl); |
|
|
835 | } |
786 | } |
836 | } |
787 | } |
837 | } |
788 | } |
838 | |
789 | |
839 | if (amount != 0) |
790 | if (amount != 0) |
… | |
… | |
842 | |
793 | |
843 | /* elmex: this is for the bank plugin :( */ |
794 | /* elmex: this is for the bank plugin :( */ |
844 | sint64 |
795 | sint64 |
845 | pay_player_arch (object *pl, const char *arch, sint64 amount) |
796 | pay_player_arch (object *pl, const char *arch, sint64 amount) |
846 | { |
797 | { |
847 | archetype *at = archetype::find (arch); |
|
|
848 | object *tmp = NULL; |
|
|
849 | |
|
|
850 | if (at == NULL) |
|
|
851 | return 0; |
|
|
852 | |
|
|
853 | if (amount > 0) |
798 | if (amount) |
854 | { |
799 | { |
855 | tmp = arch_to_object (at); |
800 | object *ob = archetype::get (arch); |
|
|
801 | |
|
|
802 | if (!ob) |
|
|
803 | return 0; |
|
|
804 | |
856 | tmp->nrof = amount; |
805 | ob->nrof = amount; |
857 | tmp = insert_ob_in_ob (tmp, pl); |
806 | pl->insert (ob); |
858 | esrv_send_item (pl, tmp); |
|
|
859 | esrv_send_item (pl, pl); |
|
|
860 | } |
807 | } |
861 | |
808 | |
862 | return 1; |
809 | return 1; |
863 | } |
810 | } |
864 | |
811 | |
… | |
… | |
867 | * buy item. |
814 | * buy item. |
868 | * |
815 | * |
869 | * Modified to fill available race: gold containers before dumping |
816 | * Modified to fill available race: gold containers before dumping |
870 | * remaining coins in character's inventory. |
817 | * remaining coins in character's inventory. |
871 | */ |
818 | */ |
872 | void |
819 | bool |
873 | sell_item (object *op, object *pl) |
820 | sell_item (object *op, object *pl) |
874 | { |
821 | { |
875 | sint64 amount = query_cost (op, pl, F_SELL | F_SHOP), extra_gain; |
822 | sint64 amount = query_cost (op, pl, F_SELL | F_SHOP), extra_gain; |
876 | |
823 | |
877 | if (pl == NULL || pl->type != PLAYER) |
824 | if (pl == NULL || pl->type != PLAYER) |
878 | { |
825 | { |
879 | LOG (llevDebug, "Object other than player tried to sell something.\n"); |
826 | LOG (llevDebug, "Object other than player tried to sell something.\n"); |
880 | return; |
827 | return false; |
881 | } |
828 | } |
882 | |
829 | |
883 | op->custom_name = 0; |
830 | op->custom_name = 0; |
884 | |
831 | |
885 | if (!amount) |
832 | if (!amount) |
886 | { |
833 | { |
887 | new_draw_info_format (NDI_UNIQUE, 0, pl, "We're not interested in %s.", query_name (op)); |
834 | new_draw_info_format (NDI_UNIQUE, 0, pl, "We're not interested in %s.", |
888 | |
835 | query_name (op)); |
889 | /* Even if the character doesn't get anything for it, it may still be |
836 | // elmex: change: the player now gets the item back if the shop is not |
890 | * worth something. If so, make it unpaid |
837 | // interested in it. |
891 | */ |
|
|
892 | if (op->value) |
|
|
893 | { |
|
|
894 | SET_FLAG (op, FLAG_UNPAID); |
|
|
895 | SET_FLAG (op, FLAG_PLAYER_SOLD); |
|
|
896 | } |
|
|
897 | |
|
|
898 | identify (op); |
|
|
899 | return; |
838 | return false; |
900 | } |
839 | } |
901 | |
840 | |
902 | /* We compare the price with the one for a player |
841 | /* We compare the price with the one for a player |
903 | * without bargaining skill. |
842 | * without bargaining skill. |
904 | * This determins the amount of exp (if any) gained for bargaining. |
843 | * This determins the amount of exp (if any) gained for bargaining. |
… | |
… | |
909 | if (extra_gain > 0) |
848 | if (extra_gain > 0) |
910 | change_exp (pl, extra_gain / 10, "bargaining", SK_EXP_NONE); |
849 | change_exp (pl, extra_gain / 10, "bargaining", SK_EXP_NONE); |
911 | |
850 | |
912 | pay_player (pl, amount); |
851 | pay_player (pl, amount); |
913 | |
852 | |
914 | 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)); |
853 | new_draw_info_format (NDI_UNIQUE, 0, pl, "You receive %s for %s.", |
|
|
854 | query_cost_string (op, pl, F_SELL | F_SHOP), query_name (op)); |
|
|
855 | pl->play_sound (sound_find ("shop_sell")); |
915 | |
856 | |
916 | SET_FLAG (op, FLAG_UNPAID); |
857 | SET_FLAG (op, FLAG_UNPAID); |
917 | identify (op); |
858 | identify (op); |
918 | } |
|
|
919 | |
859 | |
|
|
860 | return true; |
|
|
861 | } |
920 | |
862 | |
921 | /* returns a double that is the ratio of the price that a shop will offer for |
863 | /* returns a double that is the ratio of the price that a shop will offer for |
922 | * item based on the shops specialisation. Does not take account of greed, |
864 | * item based on the shops specialisation. Does not take account of greed, |
923 | * returned value is between (2*SPECIALISATION_EFFECT-1) and 1 and in any |
865 | * returned value is between SPECIALISATION_EFFECT and 1. |
924 | * event is never less than 0.1 (calling functions divide by it) |
|
|
925 | */ |
866 | */ |
926 | static double |
867 | static double |
927 | shop_specialisation_ratio (const object *item, const maptile *map) |
868 | shop_specialisation_ratio (const object *item, const maptile *map) |
928 | { |
869 | { |
929 | shopitems *items = map->shopitems; |
870 | shopitems *items = map->shopitems; |
930 | double ratio = SPECIALISATION_EFFECT, likedness = 0.001; |
871 | double likedness = 0.; |
931 | int i; |
872 | int i; |
932 | |
873 | |
933 | if (item == NULL) |
874 | if (item == NULL) |
934 | { |
875 | { |
935 | LOG (llevError, "shop_specialisation_ratio: passed a NULL item for map %s\n", &map->path); |
876 | LOG (llevError, "shop_specialisation_ratio: passed a NULL item for map %s\n", &map->path); |
… | |
… | |
941 | LOG (llevError, "shop_specialisation_ratio: passed an item with an invalid type\n"); |
882 | LOG (llevError, "shop_specialisation_ratio: passed an item with an invalid type\n"); |
942 | /* |
883 | /* |
943 | * I'm not really sure what the /right/ thing to do here is, these types of |
884 | * I'm not really sure what the /right/ thing to do here is, these types of |
944 | * item shouldn't exist anyway, but returning the ratio is probably the best bet.." |
885 | * item shouldn't exist anyway, but returning the ratio is probably the best bet.." |
945 | */ |
886 | */ |
946 | return ratio; |
887 | return SPECIALISATION_EFFECT; |
947 | } |
888 | } |
948 | |
889 | |
949 | if (map->shopitems) |
890 | if (map->shopitems) |
950 | { |
891 | { |
951 | for (i = 0; i < items[0].index; i++) |
892 | for (i = 0; i < items[0].index; i++) |
… | |
… | |
963 | { |
904 | { |
964 | LOG (llevDebug, "shop_specialisation ratio: item type %d on map %s is below -100%%\n", item->type, &map->path); |
905 | LOG (llevDebug, "shop_specialisation ratio: item type %d on map %s is below -100%%\n", item->type, &map->path); |
965 | likedness = -1.0; |
906 | likedness = -1.0; |
966 | } |
907 | } |
967 | |
908 | |
968 | ratio = ratio + (1.0 - ratio) * likedness; |
909 | return lerp (likedness, -1., 1., SPECIALISATION_EFFECT, 1.); |
969 | |
|
|
970 | if (ratio <= 0.1) |
|
|
971 | ratio = 0.1; /* if the ratio were much lower than this, we would get silly prices */ |
|
|
972 | |
|
|
973 | return ratio; |
|
|
974 | } |
910 | } |
975 | |
911 | |
976 | /*returns the greed of the shop on map, or 1 if it isn't specified. */ |
912 | /*returns the greed of the shop on map, or 1 if it isn't specified. */ |
977 | static double |
913 | static double |
978 | shop_greed (const maptile *map) |
914 | shop_greed (const maptile *map) |
979 | { |
915 | { |
980 | double greed = 1.0; |
|
|
981 | |
|
|
982 | if (map->shopgreed) |
|
|
983 | return map->shopgreed; |
916 | return map->shopgreed |
984 | return greed; |
917 | ? map->shopgreed |
|
|
918 | : 1.; |
985 | } |
919 | } |
986 | |
920 | |
987 | /* Returns a double based on how much the shopkeeper approves of the player. |
921 | /* Returns a double based on how much the shopkeeper approves of the player. |
988 | * this is based on the race of the shopkeeper and that of the player. |
922 | * this is based on the race of the shopkeeper and that of the player. |
989 | */ |
923 | */ |
990 | double |
924 | double |
991 | shopkeeper_approval (const maptile *map, const object *player) |
925 | shopkeeper_approval (const maptile *map, const object *player) |
992 | { |
926 | { |
993 | double approval = 1.0; |
927 | return map->shoprace && player->race != map->shoprace |
994 | |
928 | ? DISLIKE_RATIO |
995 | if (map->shoprace) |
929 | : 1.; |
996 | { |
|
|
997 | approval = NEUTRAL_RATIO; |
|
|
998 | if (player->race && !strcmp (player->race, map->shoprace)) |
|
|
999 | approval = 1.0; |
|
|
1000 | } |
|
|
1001 | |
|
|
1002 | return approval; |
|
|
1003 | } |
930 | } |
1004 | |
931 | |
1005 | /* limit the value of items based on the wealth of the shop. If the item is close |
932 | /* limit the value of items based on the wealth of the shop. If the item is close |
1006 | * to the maximum value a shop will offer, we start to reduce it, if the item is |
933 | * to the maximum value a shop will offer, we start to reduce it, if the item is |
1007 | * below the minimum value the shop is prepared to trade in, then we don't |
934 | * below the minimum value the shop is prepared to trade in, then we don't |
… | |
… | |
1136 | { |
1063 | { |
1137 | shopinv *s1 = (shopinv *) a1, *s2 = (shopinv *) a2; |
1064 | shopinv *s1 = (shopinv *) a1, *s2 = (shopinv *) a2; |
1138 | |
1065 | |
1139 | if (s1->type < s2->type) |
1066 | if (s1->type < s2->type) |
1140 | return -1; |
1067 | return -1; |
|
|
1068 | |
1141 | if (s1->type > s2->type) |
1069 | if (s1->type > s2->type) |
1142 | return 1; |
1070 | return 1; |
1143 | |
1071 | |
1144 | /* the type is the same (what atoi gets), so do a strcasecmp to sort |
1072 | /* the type is the same (what atoi gets), so do a strcasecmp to sort |
1145 | * via alphabetical order |
1073 | * via alphabetical order |
… | |
… | |
1195 | |
1123 | |
1196 | void |
1124 | void |
1197 | shop_listing (object *sign, object *op) |
1125 | shop_listing (object *sign, object *op) |
1198 | { |
1126 | { |
1199 | int i, j, numitems = 0, numallocated = 0, x1, x2, y1, y2; |
1127 | int i, j, numitems = 0, numallocated = 0, x1, x2, y1, y2; |
1200 | const char *shop_coords = get_ob_key_value (sign, "shop_coords"); |
1128 | const char *shop_coords = sign->kv (shstr_shop_coords); |
1201 | object *stack; |
1129 | object *stack; |
1202 | shopinv *items; |
1130 | shopinv *items; |
1203 | |
1131 | |
1204 | /* Should never happen, but just in case a monster does apply a sign */ |
1132 | /* Should never happen, but just in case a monster does apply a sign */ |
1205 | if (op->type != PLAYER) |
1133 | if (op->type != PLAYER) |
… | |
… | |
1278 | |
1206 | |
1279 | /* elmex: this function checks whether the object is in a shop */ |
1207 | /* elmex: this function checks whether the object is in a shop */ |
1280 | bool |
1208 | bool |
1281 | is_in_shop (object *o) |
1209 | is_in_shop (object *o) |
1282 | { |
1210 | { |
1283 | if (!o->map) |
1211 | if (!o->is_on_map ()) |
1284 | return false; |
1212 | return false; |
1285 | |
1213 | |
1286 | return is_in_shop (o->map, o->x, o->y); |
1214 | return is_in_shop (o->map, o->x, o->y); |
1287 | } |
1215 | } |
1288 | |
1216 | |
1289 | /* elmex: this function checks whether we are in a shop or not */ |
1217 | /* elmex: this function checks whether we are in a shop or not |
|
|
1218 | - change 2007-11-26: enhanced the O(n) case by stopping at the first |
|
|
1219 | floor tile. this possibly will make map bugs where shopfloors are above |
|
|
1220 | floors more obvious. |
|
|
1221 | */ |
|
|
1222 | |
1290 | bool |
1223 | bool |
1291 | is_in_shop (maptile *map, int x, int y) |
1224 | is_in_shop (maptile *map, int x, int y) |
1292 | { |
1225 | { |
1293 | for (object *floor = GET_MAP_OB (map, x, y); floor; floor = floor->above) |
1226 | for (object *floor = GET_MAP_OB (map, x, y); floor; floor = floor->above) |
|
|
1227 | if (QUERY_FLAG (floor, FLAG_IS_FLOOR)) |
1294 | if (floor->type == SHOP_FLOOR) |
1228 | return floor->type == SHOP_FLOOR; |
1295 | return true; |
|
|
1296 | |
1229 | |
1297 | return false; |
1230 | return false; |
1298 | } |
1231 | } |
|
|
1232 | |