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Comparing deliantra/server/server/alchemy.C (file contents):
Revision 1.15 by root, Tue Dec 26 20:04:09 2006 UTC vs.
Revision 1.23 by root, Tue May 1 05:48:20 2007 UTC

1/* 1/*
2 CrossFire, A Multiplayer game for X-windows 2 * CrossFire, A Multiplayer game
3 3 *
4 * Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team
4 Copyright (C) 2002 Mark Wedel & Crossfire Development Team 5 * Copyright (C) 2002 Mark Wedel & Crossfire Development Team
5 Copyright (C) 1992 Frank Tore Johansen 6 * Copyright (C) 1992 Frank Tore Johansen
6 7 *
7 This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version. 11 * (at your option) any later version.
11 12 *
12 This program is distributed in the hope that it will be useful, 13 * This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details. 16 * GNU General Public License for more details.
16 17 *
17 You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 21 *
21 The authors can be reached via e-mail at <crossfire@schmorp.de> 22 * The authors can be reached via e-mail at <crossfire@schmorp.de>
22*/ 23 */
23 24
24/* March 96 - Laid down original code. -b.t. thomas@astro.psu.edu */ 25/* March 96 - Laid down original code. -b.t. thomas@astro.psu.edu */
25 26
26#include <global.h> 27#include <global.h>
27#include <object.h> 28#include <object.h>
… …
231 int tval = 0, formula = 0; 232 int tval = 0, formula = 0;
232 233
233 while (tmp) 234 while (tmp)
234 { 235 {
235 tval = 0; 236 tval = 0;
236 strcpy (name, tmp->name); 237 assign (name, tmp->name);
237 if (tmp->title) 238 if (tmp->title)
238 sprintf (name, "%s %s", &tmp->name, &tmp->title); 239 sprintf (name, "%s %s", &tmp->name, &tmp->title);
239 tval = (strtoint (name) * (tmp->nrof ? tmp->nrof : 1)); 240 tval = (strtoint (name) * (tmp->nrof ? tmp->nrof : 1));
240#ifdef ALCHEMY_DEBUG 241#ifdef ALCHEMY_DEBUG
241 LOG (llevDebug, "Got ingredient %d %s(%d)\n", tmp->nrof ? tmp->nrof : 1, name, tval); 242 LOG (llevDebug, "Got ingredient %d %s(%d)\n", tmp->nrof ? tmp->nrof : 1, name, tval);
… …
290 291
291 /* this should be passed to this fctn, not effiecent cpu use this way */ 292 /* this should be passed to this fctn, not effiecent cpu use this way */
292 int batches = abs (nbatches); 293 int batches = abs (nbatches);
293 294
294 295
295 LOG (llevDebug, "A %s <=> %s\n", &(rp->cauldron), &(cauldron->arch->name));
296 /* is the cauldron the right type? */ 296 /* is the cauldron the right type? */
297 if (strcmp (rp->cauldron, cauldron->arch->name) != 0) 297 if (rp->cauldron != cauldron->arch->name)
298 { 298 {
299 new_draw_info (NDI_UNIQUE, 0, caster, "You are not using the proper" " facilities for this formula."); 299 new_draw_info (NDI_UNIQUE, 0, caster, "You are not using the proper" " facilities for this formula.");
300 return 0; 300 return 0;
301 } 301 }
302 302
… …
308 /* code required for this recipe, search the caster */ 308 /* code required for this recipe, search the caster */
309 if (rp->keycode) 309 if (rp->keycode)
310 { 310 {
311 object *tmp; 311 object *tmp;
312 312
313 for (tmp = caster->inv; tmp != NULL; tmp = tmp->below) 313 for (tmp = caster->inv; tmp; tmp = tmp->below)
314 { 314 {
315 if (tmp->type == FORCE && tmp->slaying && !strcmp (rp->keycode, tmp->slaying)) 315 if (tmp->type == FORCE && tmp->slaying && rp->keycode == tmp->slaying)
316 break; 316 break;
317 } 317 }
318
318 if (tmp == NULL) 319 if (!tmp)
319 { /* failure--no code found */ 320 { /* failure--no code found */
320 new_draw_info (NDI_UNIQUE, 0, caster, "You know the ingredients," " but not the technique. Go learn how to do this recipe."); 321 new_draw_info (NDI_UNIQUE, 0, caster, "You know the ingredients," " but not the technique. Go learn how to do this recipe.");
321 return 0; 322 return 0;
322 } 323 }
323 } 324 }
… …
340 /* new_draw_info_format(NDI_UNIQUE, 0,caster, 341 /* new_draw_info_format(NDI_UNIQUE, 0,caster,
341 "Your spell causes the %s to explode!",&cauldron->name); */ 342 "Your spell causes the %s to explode!",&cauldron->name); */
342 /* kaboom_cauldron(); */ 343 /* kaboom_cauldron(); */
343 } 344 }
344 else 345 else
345 {
346 new_draw_info_format (NDI_UNIQUE, 0, caster, "The %s %s.", &cauldron->name, cauldron_sound ()); 346 new_draw_info_format (NDI_UNIQUE, 0, caster, "The %s %s.", &cauldron->name, cauldron_sound ());
347 }
348 } 347 }
348
349 return item; 349 return item;
350} 350}
351 351
352 352
353 353
354/** 354/**
355 * We adjust the nrof, exp and level of the final product, based 355 * We adjust the nrof, exp and level of the final product, based
356 * on the item's default parameters, and the relevant caster skill level. 356 * on the item's default parameters, and the relevant caster skill level.
357 */ 357 */
358 void 358void
359adjust_product (object *item, int lvl, int yield) 359adjust_product (object *item, int lvl, int yield)
360{ 360{
361 int nrof = 1; 361 int nrof = 1;
362 362
363 if (!yield) 363 if (!yield)
364 yield = 1; 364 yield = 1;
365
365 if (lvl <= 0) 366 if (lvl <= 0)
366 lvl = 1; /* lets avoid div by zero! */ 367 lvl = 1; /* lets avoid div by zero! */
368
367 if (item->nrof) 369 if (item->nrof)
368 { 370 {
369 nrof = (int) ((1.0 - 1.0 / (lvl / 10.0 + 1.0)) * (rndm (0, yield - 1) + rndm (0, yield - 1) + rndm (0, yield - 1)) + 1); 371 nrof = (int) ((1.0 - 1.0 / (lvl / 10.0 + 1.0)) * (rndm (0, yield - 1) + rndm (0, yield - 1) + rndm (0, yield - 1)) + 1);
372
370 if (nrof > yield) 373 if (nrof > yield)
371 nrof = yield; 374 nrof = yield;
375
372 item->nrof = nrof; 376 item->nrof = nrof;
373 } 377 }
374} 378}
375 379
376 380
… …
444 { 448 {
445 size_t i; 449 size_t i;
446 450
447 for (i = 0; i < rp->arch_names; i++) 451 for (i = 0; i < rp->arch_names; i++)
448 { 452 {
449 if (strcmp (item->arch->name, rp->arch_name[i]) == 0) 453 if (item->arch->name == rp->arch_name[i])
450 { 454 {
451 *rp_arch_index = i; 455 *rp_arch_index = i;
452 break; 456 break;
453 } 457 }
454 } 458 }
459
455 if (i < rp->arch_names) 460 if (i < rp->arch_names)
456 break; 461 break;
457 } 462 }
458 463
459 /* failed, create a fresh object. Note no nrof>1 because that would 464 /* failed, create a fresh object. Note no nrof>1 because that would
… …
506 511
507 if (rndm (0, 2)) 512 if (rndm (0, 2))
508 { /* slag created */ 513 { /* slag created */
509 object *tmp = cauldron->inv; 514 object *tmp = cauldron->inv;
510 int weight = 0; 515 int weight = 0;
511 uint16 material = M_STONE;
512 516
513 while (tmp)
514 { /* slag has coadded ingredient properties */
515 weight += tmp->weight;
516 if (!(material & tmp->material))
517 material |= tmp->material;
518 tmp = tmp->below;
519 }
520 tmp = get_archetype ("rock"); 517 tmp = get_archetype ("rock");
521 tmp->weight = weight; 518 tmp->weight = weight;
522 tmp->value = 0; 519 tmp->value = 0;
523 tmp->material = material;
524 tmp->materialname = "stone"; 520 tmp->materialname = "stone";
525 tmp->name = "slag"; 521 tmp->name = "slag";
526 tmp->name_pl = "slags"; 522 tmp->name_pl = "slags";
527 item = insert_ob_in_ob (tmp, cauldron); 523 item = insert_ob_in_ob (tmp, cauldron);
528 CLEAR_FLAG (tmp, FLAG_CAN_ROLL); 524 CLEAR_FLAG (tmp, FLAG_CAN_ROLL);
529 CLEAR_FLAG (tmp, FLAG_NO_PICK); 525 CLEAR_FLAG (tmp, FLAG_NO_PICK);
530 tmp->move_block = 0; 526 tmp->move_block = 0;
531 } 527 }
528
532 remove_contents (cauldron->inv, item); 529 remove_contents (cauldron->inv, item);
533 new_draw_info_format (NDI_UNIQUE, 0, op, "The %s %s.", &cauldron->name, cauldron_sound ()); 530 new_draw_info_format (NDI_UNIQUE, 0, op, "The %s %s.", &cauldron->name, cauldron_sound ());
534 return; 531 return;
535 } 532 }
536 else if (level < 40) 533 else if (level < 40)
… …
733 tmp->destroy (); 730 tmp->destroy ();
734 tmp = next; 731 tmp = next;
735 } 732 }
736} 733}
737 734
738/** 735/**
739 *"Danger" level, will determine how bad the backfire 736 *"Danger" level, will determine how bad the backfire
740 * could be if the user fails to concoct a recipe properly. Factors include 737 * could be if the user fails to concoct a recipe properly. Factors include
741 * the number of ingredients, the length of the name of each ingredient, 738 * the number of ingredients, the length of the name of each ingredient,
742 * the user's effective level, the user's Int and the enchantment on the 739 * the user's effective level, the user's Int and the enchantment on the
743 * mixing device (aka "cauldron"). Higher values of 'danger' indicate more 740 * mixing device (aka "cauldron"). Higher values of 'danger' indicate more
744 * danger. Note that we assume that we have had the caster ready the alchemy 741 * danger. Note that we assume that we have had the caster ready the alchemy
745 * skill *before* this routine is called. (no longer auto-readies that skill) 742 * skill *before* this routine is called. (no longer auto-readies that skill)
746 * -b.t. 743 * -b.t.
747 */ 744 */
748
749int 745int
750calc_alch_danger (object *caster, object *cauldron, recipe *rp) 746calc_alch_danger (object *caster, object *cauldron, recipe *rp)
751{ 747{
752 object *item; 748 object *item;
753 char name[MAX_BUF]; 749 char name[MAX_BUF];
754 int danger = 0, nrofi = 0; 750 int danger = 0, nrofi = 0;
755 751
756 /* Knowing alchemy skill reduces yer risk */ 752 /* Knowing alchemy skill reduces yer risk */
757 danger -= caster->chosen_skill ? caster->chosen_skill->level : caster->level; 753 danger -= caster->chosen_skill ? caster->chosen_skill->level : caster->level;
754
755 if (!caster->chosen_skill)
756 LOG (llevError | logBacktrace, "calc_alch_danger called without a chosen skill, caster %s, cauldron %s\n",
757 caster->debug_desc (), cauldron->debug_desc ());
758 758
759 /* better cauldrons reduce risk */ 759 /* better cauldrons reduce risk */
760 danger -= cauldron->magic; 760 danger -= cauldron->magic;
761 761
762 /* Higher Int, lower the risk */ 762 /* Higher Int, lower the risk */
… …
766 * Thus the backfire is worse. Also, more ingredients 766 * Thus the backfire is worse. Also, more ingredients
767 * means we are attempting a more powerfull potion, 767 * means we are attempting a more powerfull potion,
768 * and thus the backfire will be worse. */ 768 * and thus the backfire will be worse. */
769 for (item = cauldron->inv; item; item = item->below) 769 for (item = cauldron->inv; item; item = item->below)
770 { 770 {
771 strcpy (name, item->name); 771 assign (name, item->name);
772 if (item->title) 772 if (item->title)
773 sprintf (name, "%s %s", &item->name, &item->title); 773 sprintf (name, "%s %s", &item->name, &item->title);
774 danger += (strtoint (name) / 1000) + 3; 774 danger += (strtoint (name) / 1000) + 3;
775 nrofi++; 775 nrofi++;
776 } 776 }
777
777 if (rp == NULL) 778 if (rp == NULL)
778 danger += 110; 779 danger += 110;
779 else 780 else
780 danger += rp->diff * 3; 781 danger += rp->diff * 3;
781 782
… …
790#endif 791#endif
791 792
792 return danger; 793 return danger;
793} 794}
794 795
795/** 796/**
796 * Determines if ingredients in a container match the 797 * Determines if ingredients in a container match the
797 * proper ingredients for a recipe. 798 * proper ingredients for a recipe.
798 * 799 *
799 * rp is the recipe to check 800 * rp is the recipe to check
800 * cauldron is the container that holds the ingredients 801 * cauldron is the container that holds the ingredients
… …
904 LOG (llevDebug, "looking for formula %d:\n", formula); 905 LOG (llevDebug, "looking for formula %d:\n", formula);
905#endif 906#endif
906 result = NULL; 907 result = NULL;
907 recipes_matching = 0; 908 recipes_matching = 0;
908 transmute_found = 0; 909 transmute_found = 0;
910
909 for (rp = fl->items; rp != NULL; rp = rp->next) 911 for (rp = fl->items; rp; rp = rp->next)
910 { 912 {
911 /* check if recipe matches at all */ 913 /* check if recipe matches at all */
912 if (formula % rp->index != 0) 914 if (formula % rp->index != 0)
913 { 915 {
914#ifdef EXTREME_ALCHEMY_DEBUG 916#ifdef EXTREME_ALCHEMY_DEBUG

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