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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 1.42 by sf-marcmagus, Fri Oct 16 16:29:47 2009 UTC

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 (©) 2005,2006,2007,2008,2009 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 it under
8 it under the terms of the GNU General Public License as published by 9 * the terms of the Affero GNU General Public License as published by the
9 the Free Software Foundation; either version 2 of the License, or 10 * Free Software Foundation, either version 3 of the License, or (at your
10 (at your option) any later version. 11 * 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 Affero GNU General Public License
18 along with this program; if not, write to the Free Software 19 * and the GNU General Public License along with this program. If not, see
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * <http://www.gnu.org/licenses/>.
20 21 *
21 The authors can be reached via e-mail at <crossfire@schmorp.de> 22 * The authors can be reached via e-mail to <support@deliantra.net>
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>
… …
55 "rattles", 56 "rattles",
56 "makes chugging sounds", 57 "makes chugging sounds",
57 "smokes heavily for a while" 58 "smokes heavily for a while"
58}; 59};
59 60
60
61static int is_defined_recipe (const recipe *rp, const object *cauldron, object *caster); 61static int is_defined_recipe (const recipe *rp, const object *cauldron, object *caster);
62static recipe *find_recipe (recipelist * fl, int formula, object *ingredients); 62static recipe *find_recipe (recipelist * fl, int formula, object *ingredients);
63
64 63
65/** Returns a random selection from cauldron_effect[] */ 64/** Returns a random selection from cauldron_effect[] */
66static const char * 65static const char *
67cauldron_sound (void) 66cauldron_sound (void)
68{ 67{
69 int size = sizeof (cauldron_effect) / sizeof (char *); 68 int size = sizeof (cauldron_effect) / sizeof (char *);
70 69
71 return cauldron_effect[rndm (0, size - 1)]; 70 return cauldron_effect[rndm (0, size - 1)];
72} 71}
73 72
74/** 73/**
75 * Main part of the ALCHEMY code. From this we call fctns 74 * Main part of the ALCHEMY code. From this we call fctns
76 * that take a look at the contents of the 'cauldron' and, using these ingredients, 75 * that take a look at the contents of the 'cauldron' and, using these ingredients,
77 * we construct an integer formula value which is referenced (randomly) against a 76 * we construct an integer formula value which is referenced (randomly) against a
78 * formula list (the formula list chosen is based on the # contents of the cauldron). 77 * formula list (the formula list chosen is based on the # contents of the cauldron).
79 * 78 *
… …
94 * around. :) 93 * around. :)
95 * -b.t. 94 * -b.t.
96 */ 95 */
97 96
98void 97void
99attempt_do_alchemy (object *caster, object *cauldron) 98attempt_do_alchemy (object *caster, object *cauldron, object *skill)
100{ 99{
101 recipelist *fl; 100 recipelist *fl;
102 recipe *rp = NULL; 101 recipe *rp = NULL;
103 float success_chance; 102 float success_chance;
104 int numb, ability = 1; 103 int numb, ability = 1;
… …
127 rp = find_recipe (fl, formula, cauldron->inv); 126 rp = find_recipe (fl, formula, cauldron->inv);
128 if (rp != NULL) 127 if (rp != NULL)
129 { 128 {
130#ifdef ALCHEMY_DEBUG 129#ifdef ALCHEMY_DEBUG
131 if (strcmp (rp->title, "NONE")) 130 if (strcmp (rp->title, "NONE"))
132 LOG (llevDebug, "WIZ got formula: %s of %s\n", rp->arch_name[0], rp->title); 131 LOG (llevDebug, "WIZ got formula: %s of %s\n", rp->arch_name[0], &rp->title);
133 else 132 else
134 LOG (llevDebug, "WIZ got formula: %s (nbatches:%d)\n", rp->arch_name[0], formula / rp->index); 133 LOG (llevDebug, "WIZ got formula: %s (nbatches:%d)\n", rp->arch_name[0], formula / rp->index);
135#endif 134#endif
136 attempt_recipe (caster, cauldron, ability, rp, formula / rp->index); 135 attempt_recipe (caster, cauldron, ability, rp, formula / rp->index);
137 } 136 }
… …
140 return; 139 return;
141 } /* End of WIZ alchemy */ 140 } /* End of WIZ alchemy */
142 141
143 /* find the recipe */ 142 /* find the recipe */
144 rp = find_recipe (fl, formula, cauldron->inv); 143 rp = find_recipe (fl, formula, cauldron->inv);
145 if (rp) 144 if (rp
145 && rp->skill == skill->skill
146 && (!rp->cauldron
147 || rp->cauldron == cauldron->arch->archname))
146 { 148 {
147 uint64 value_ingredients; 149 uint64 value_ingredients;
148 uint64 value_item; 150 uint64 value_item;
149 object *tmp; 151 object *tmp;
150 int attempt_shadow_alchemy; 152 int attempt_shadow_alchemy;
151 153
152 ave_chance = fl->total_chance / (float) fl->number; 154 ave_chance = fl->total_chance / (float) fl->number;
153 /* the caster gets an increase in ability based on thier skill lvl */ 155
154 if (rp->skill)
155 {
156 skop = find_skill_by_name (caster, rp->skill);
157 if (!skop)
158 new_draw_info (NDI_UNIQUE, 0, caster, "You do not have the proper skill for this recipe");
159 else
160 ability += (int) (skop->level * ((4.0 + cauldron->magic) / 4.0)); 156 ability += (int) (skill->level * ((4.0 + cauldron->magic) / 4.0));
161 }
162 else
163 {
164 LOG (llevDebug, "Recipe %s has NULL skill!\n", &rp->title);
165 return;
166 }
167
168 if (!rp->cauldron)
169 {
170 LOG (llevDebug, "Recipe %s has NULL cauldron!\n", &rp->title);
171 return;
172 }
173 157
174 /* determine value of ingredients */ 158 /* determine value of ingredients */
175 value_ingredients = 0; 159 value_ingredients = 0;
176 for (tmp = cauldron->inv; tmp != NULL; tmp = tmp->below) 160 for (tmp = cauldron->inv; tmp != NULL; tmp = tmp->below)
177 value_ingredients += query_cost (tmp, NULL, F_TRUE); 161 value_ingredients += query_cost (tmp, NULL, F_TRUE);
… …
215 199
216 /* if we get here, we failed!! */ 200 /* if we get here, we failed!! */
217 alchemy_failure_effect (caster, cauldron, rp, calc_alch_danger (caster, cauldron, rp)); 201 alchemy_failure_effect (caster, cauldron, rp, calc_alch_danger (caster, cauldron, rp));
218} 202}
219 203
220/** 204/**
221 * Recipe value of the entire contents of a container. 205 * Recipe value of the entire contents of a container.
222 * This appears to just generate a hash value, which I guess for now works 206 * This appears to just generate a hash value, which I guess for now works
223 * ok, but the possibility of duplicate hashes is certainly possible - msw 207 * ok, but the possibility of duplicate hashes is certainly possible - msw
224 */ 208 */
225
226int 209int
227content_recipe_value (object *op) 210content_recipe_value (object *op)
228{ 211{
229 char name[MAX_BUF]; 212 char name[MAX_BUF];
230 object *tmp = op->inv; 213 object *tmp = op->inv;
231 int tval = 0, formula = 0; 214 int tval = 0, formula = 0;
232 215
233 while (tmp) 216 while (tmp)
234 { 217 {
235 tval = 0; 218 tval = 0;
236 strcpy (name, tmp->name); 219 assign (name, tmp->name);
237 if (tmp->title) 220 if (tmp->title)
238 sprintf (name, "%s %s", &tmp->name, &tmp->title); 221 sprintf (name, "%s %s", &tmp->name, &tmp->title);
239 tval = (strtoint (name) * (tmp->nrof ? tmp->nrof : 1)); 222 tval = (strtoint (name) * (tmp->nrof ? tmp->nrof : 1));
240#ifdef ALCHEMY_DEBUG 223#ifdef ALCHEMY_DEBUG
241 LOG (llevDebug, "Got ingredient %d %s(%d)\n", tmp->nrof ? tmp->nrof : 1, name, tval); 224 LOG (llevDebug, "Got ingredient %d %s(%d)\n", tmp->nrof ? tmp->nrof : 1, name, tval);
… …
247 LOG (llevDebug, " Formula value=%d\n", formula); 230 LOG (llevDebug, " Formula value=%d\n", formula);
248#endif 231#endif
249 return formula; 232 return formula;
250} 233}
251 234
252/** 235/**
253 * Returns total number of items in op 236 * Returns total number of items in op
254 */ 237 */
255 238
256int 239int
257numb_ob_inside (object *op) 240numb_ob_inside (object *op)
258{ 241{
… …
267 number++; 250 number++;
268 o_number++; 251 o_number++;
269 tmp = tmp->below; 252 tmp = tmp->below;
270 } 253 }
271#ifdef ALCHEMY_DEBUG 254#ifdef ALCHEMY_DEBUG
272 LOG (llevDebug, "numb_ob_inside(%s): found %d ingredients\n", op->name, o_number); 255 LOG (llevDebug, "numb_ob_inside(%s): found %d ingredients\n", &op->name, o_number);
273#endif 256#endif
274 return o_number; 257 return o_number;
275} 258}
276 259
277/** 260/**
… …
279 * insert_ob_in_ob. If the caster has some alchemy skill, then they might 262 * insert_ob_in_ob. If the caster has some alchemy skill, then they might
280 * gain some exp from (successfull) fabrication of the product. 263 * gain some exp from (successfull) fabrication of the product.
281 * If nbatches==-1, don't give exp for this creation (random generation/ 264 * If nbatches==-1, don't give exp for this creation (random generation/
282 * failed recipe) 265 * failed recipe)
283 */ 266 */
284
285object * 267object *
286attempt_recipe (object *caster, object *cauldron, int ability, recipe *rp, int nbatches) 268attempt_recipe (object *caster, object *cauldron, int ability, recipe *rp, int nbatches)
287{ 269{
288 270
289 object *item = NULL, *skop; 271 object *item = NULL, *skop;
290 272
291 /* this should be passed to this fctn, not effiecent cpu use this way */ 273 /* this should be passed to this fctn, not effiecent cpu use this way */
292 int batches = abs (nbatches); 274 int batches = abs (nbatches);
293 275
294
295 LOG (llevDebug, "A %s <=> %s\n", &(rp->cauldron), &(cauldron->arch->name));
296 /* is the cauldron the right type? */ 276 /* is the cauldron the right type? */
297 if (strcmp (rp->cauldron, cauldron->arch->name) != 0) 277 if (rp->cauldron && rp->cauldron != cauldron->arch->archname)
298 {
299 new_draw_info (NDI_UNIQUE, 0, caster, "You are not using the proper" " facilities for this formula.");
300 return 0; 278 return 0;
301 }
302 279
303 skop = find_skill_by_name (caster, rp->skill); 280 skop = find_skill_by_name (caster, rp->skill);
304 /* does the caster have the skill? */ 281 /* does the caster have the skill? */
305 if (!skop) 282 if (!skop)
306 return 0; 283 return 0;
… …
308 /* code required for this recipe, search the caster */ 285 /* code required for this recipe, search the caster */
309 if (rp->keycode) 286 if (rp->keycode)
310 { 287 {
311 object *tmp; 288 object *tmp;
312 289
313 for (tmp = caster->inv; tmp != NULL; tmp = tmp->below) 290 for (tmp = caster->inv; tmp; tmp = tmp->below)
314 { 291 {
315 if (tmp->type == FORCE && tmp->slaying && !strcmp (rp->keycode, tmp->slaying)) 292 if (tmp->type == FORCE && tmp->slaying && rp->keycode == tmp->slaying)
316 break; 293 break;
317 } 294 }
295
318 if (tmp == NULL) 296 if (!tmp)
319 { /* failure--no code found */ 297 { /* 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."); 298 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; 299 return 0;
322 } 300 }
323 } 301 }
324 302
325#ifdef EXTREME_ALCHEMY_DEBUG 303#ifdef EXTREME_ALCHEMY_DEBUG
326 LOG (llevDebug, "attempt_recipe(): got %d nbatches\n", nbatches); 304 LOG (llevDebug, "attempt_recipe(): got %d nbatches\n", nbatches);
327 LOG (llevDebug, "attempt_recipe(): using recipe %s\n", rp->title ? rp->title : "unknown"); 305 LOG (llevDebug, "attempt_recipe(): using recipe %s\n", *rp->title ? &rp->title : "unknown");
328#endif 306#endif
329 307
330 if ((item = make_item_from_recipe (cauldron, rp)) != NULL) 308 if ((item = make_item_from_recipe (cauldron, rp)) != NULL)
331 { 309 {
332 remove_contents (cauldron->inv, item); 310 remove_contents (cauldron->inv, item);
333 /* Recalc carrying of the cauldron, in case recipe did not conserve mass */ 311 /* Recalc carrying of the cauldron, in case recipe did not conserve mass */
334 sum_weight (cauldron); 312 cauldron->update_weight ();
335 /* adj lvl, nrof on caster level */ 313 /* adj lvl, nrof on caster level */
336 adjust_product (item, ability, rp->yield ? (rp->yield * batches) : batches); 314 adjust_product (item, ability, rp->yield ? (rp->yield * batches) : batches);
337 if (!item->env && (item = insert_ob_in_ob (item, cauldron)) == NULL) 315 if (!item->env && (item = insert_ob_in_ob (item, cauldron)) == NULL)
338 { 316 {
339 new_draw_info (NDI_UNIQUE, 0, caster, "Nothing happened."); 317 new_draw_info (NDI_UNIQUE, 0, caster, "Nothing happened.");
340 /* new_draw_info_format(NDI_UNIQUE, 0,caster, 318 /* new_draw_info_format(NDI_UNIQUE, 0,caster,
341 "Your spell causes the %s to explode!",&cauldron->name); */ 319 "Your spell causes the %s to explode!",&cauldron->name); */
342 /* kaboom_cauldron(); */ 320 /* kaboom_cauldron(); */
343 } 321 }
344 else 322 else
345 {
346 new_draw_info_format (NDI_UNIQUE, 0, caster, "The %s %s.", &cauldron->name, cauldron_sound ()); 323 new_draw_info_format (NDI_UNIQUE, 0, caster, "The %s %s.", &cauldron->name, cauldron_sound ());
347 }
348 } 324 }
325
349 return item; 326 return item;
350} 327}
351 328
352
353
354/** 329/**
355 * We adjust the nrof, exp and level of the final product, based 330 * 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. 331 * on the item's default parameters, and the relevant caster skill level.
357 */ 332 */
358 void 333void
359adjust_product (object *item, int lvl, int yield) 334adjust_product (object *item, int lvl, int yield)
360{ 335{
361 int nrof = 1; 336 int nrof = 1;
362 337
363 if (!yield) 338 if (!yield)
364 yield = 1; 339 yield = 1;
340
365 if (lvl <= 0) 341 if (lvl <= 0)
366 lvl = 1; /* lets avoid div by zero! */ 342 lvl = 1; /* lets avoid div by zero! */
343
367 if (item->nrof) 344 if (item->nrof)
368 { 345 {
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); 346 nrof = (int) ((1.0 - 1.0 / (lvl / 10.0 + 1.0)) * (rndm (0, yield - 1) + rndm (0, yield - 1) + rndm (0, yield - 1)) + 1);
347
370 if (nrof > yield) 348 if (nrof > yield)
371 nrof = yield; 349 nrof = yield;
350
372 item->nrof = nrof; 351 item->nrof = nrof;
373 } 352 }
374} 353}
375
376 354
377/** 355/**
378 * Using a list of items and a recipe to make an artifact. 356 * Using a list of items and a recipe to make an artifact.
379 * 357 *
380 * @param cauldron the cauldron (including the ingredients) used to make the item 358 * @param cauldron the cauldron (including the ingredients) used to make the item
381 * 359 *
382 * @param rp the recipe to make the artifact from 360 * @param rp the recipe to make the artifact from
383 * 361 *
384 * @return the newly created object, NULL if something failed 362 * @return the newly created object, NULL if something failed
385 */ 363 */
386
387object * 364object *
388make_item_from_recipe (object *cauldron, recipe *rp) 365make_item_from_recipe (object *cauldron, recipe *rp)
389{ 366{
390 artifact *art = NULL; 367 artifact *art = NULL;
391 object *item = NULL; 368 object *item = NULL;
… …
400 LOG (llevDebug, "make_alchemy_item(): failed to create alchemical object.\n"); 377 LOG (llevDebug, "make_alchemy_item(): failed to create alchemical object.\n");
401 return (object *) NULL; 378 return (object *) NULL;
402 } 379 }
403 380
404 /* Find the appropriate artifact template... */ 381 /* Find the appropriate artifact template... */
405 if (strcmp (rp->title, "NONE")) 382 if (rp->title != shstr_NONE)
406 { 383 {
407 if ((art = locate_recipe_artifact (rp, rp_arch_index)) == NULL) 384 if ((art = locate_recipe_artifact (rp, rp_arch_index)) == NULL)
408 { 385 {
409 LOG (llevError, "make_alchemy_item(): failed to locate recipe artifact.\n"); 386 LOG (llevError, "make_alchemy_item(): failed to locate recipe artifact.\n");
410 LOG (llevDebug, " --requested recipe: %s of %s.\n", rp->arch_name[0], &rp->title); 387 LOG (llevDebug, " --requested recipe: %s of %s.\n", rp->arch_name[0], &rp->title);
411 return (object *) NULL; 388 return (object *) NULL;
412 } 389 }
390
413 transmute_materialname (item, art->item); 391 transmute_materialname (item, art->item);
414 give_artifact_abilities (item, art->item); 392 give_artifact_abilities (item, art->item);
415 } 393 }
416 394
417 if (QUERY_FLAG (cauldron, FLAG_CURSED)) 395 if (QUERY_FLAG (cauldron, FLAG_CURSED))
… …
420 SET_FLAG (item, FLAG_DAMNED); 398 SET_FLAG (item, FLAG_DAMNED);
421 399
422 return item; 400 return item;
423} 401}
424 402
425
426/** 403/**
427 * Looks through the ingredient list. If we find a 404 * Looks through the ingredient list. If we find a
428 * suitable object in it - we will use that to make the requested artifact. 405 * suitable object in it - we will use that to make the requested artifact.
429 * Otherwise the code returns a 'generic' item if create_item is set. -b.t. 406 * Otherwise the code returns a 'generic' item if create_item is set. -b.t.
430 * 407 *
431 * @param rp_arch_index pointer to return value; set to arch index for recipe; 408 * @param rp_arch_index pointer to return value; set to arch index for recipe;
432 * set to zero if not using a transmution formula 409 * set to zero if not using a transmution formula
433 */ 410 */
434
435object * 411object *
436find_transmution_ob (object *first_ingred, recipe *rp, size_t * rp_arch_index, int create_item) 412find_transmution_ob (object *first_ingred, recipe *rp, size_t *rp_arch_index, int create_item)
437{ 413{
438 object *item = NULL; 414 object *prod_item = 0;
439 415 bool found = false;
440 *rp_arch_index = 0; 416 *rp_arch_index = 0;
441 417
442 if (rp->transmute) /* look for matching ingredient/prod archs */ 418 if (rp->transmute) /* look for matching ingredient/prod archs */
443 for (item = first_ingred; item; item = item->below) 419 for (object *item = first_ingred; item; item = item->below)
444 { 420 {
445 size_t i;
446
447 for (i = 0; i < rp->arch_names; i++) 421 for (int i = 0; i < rp->arch_names; i++)
448 { 422 //TODO: should be a shstr comparison
449 if (strcmp (item->arch->name, rp->arch_name[i]) == 0) 423 if (!strcmp(&item->arch->archname,rp->arch_name[i]))
450 { 424 {
451 *rp_arch_index = i; 425 *rp_arch_index = i;
426 prod_item = item;
452 break; 427 break;
453 } 428 }
454 } 429
455 if (i < rp->arch_names) 430 if (prod_item)
456 break; 431 break;
457 } 432 }
458 433
459 /* failed, create a fresh object. Note no nrof>1 because that would 434 /* failed, create a fresh object. Note no nrof>1 because that would
460 * allow players to create massive amounts of artifacts easily */ 435 * allow players to create massive amounts of artifacts easily */
461 if (create_item && (!item || item->nrof > 1)) 436 if (create_item && (!prod_item || prod_item->nrof > 1))
437 {
438#ifdef ALCHEMY_DEBUG
439 LOG (llevDebug, "creating a new item.\n");
440 if (prod_item != NULL)
462 { 441 {
442 LOG (llevDebug, " had item: arch %s(nrof:%d)\n",
443 &prod_item->arch->archname, prod_item->nrof);
444 }
445#endif
446 if (!prod_item)
463 *rp_arch_index = RANDOM () % rp->arch_names; 447 *rp_arch_index = rndm (rp->arch_names);
464 item = get_archetype (rp->arch_name[*rp_arch_index]); 448 prod_item = get_archetype (rp->arch_name[*rp_arch_index]);
465 } 449 }
466 450
467#ifdef ALCHEMY_DEBUG 451#ifdef ALCHEMY_DEBUG
468 LOG (llevDebug, "recipe calls for%stransmution.\n", rp->transmute ? " " : " no "); 452 LOG (llevDebug, "recipe calls for%stransmution.\n", rp->transmute ? " " : " no ");
469 if (item != NULL) 453 if (prod_item != NULL)
470 { 454 {
471 LOG (llevDebug, " find_transmutable_ob(): returns arch %s(sp:%d)\n", item->arch->name, item->stats.sp); 455 LOG (llevDebug, " find_transmutable_ob(): returns arch %s(sp:%d)\n",
456 &prod_item->arch->archname, prod_item->stats.sp);
472 } 457 }
473#endif 458#endif
474 459
475 return item; 460 return prod_item;
476} 461}
477 462
478
479/** 463/**
480 * Ouch. We didnt get the formula we wanted. 464 * Ouch. We didnt get the formula we wanted.
481 * This fctn simulates the backfire effects--worse effects as the level 465 * This fctn simulates the backfire effects--worse effects as the level
482 * increases. If SPELL_FAILURE_EFFECTS is defined some really evil things 466 * increases. If SPELL_FAILURE_EFFECTS is defined some really evil things
483 * can happen to the would be alchemist. This table probably needs some 467 * can happen to the would be alchemist. This table probably needs some
484 * adjustment for playbalance. -b.t. 468 * adjustment for playbalance. -b.t.
485 */ 469 */
486
487void 470void
488alchemy_failure_effect (object *op, object *cauldron, recipe *rp, int danger) 471alchemy_failure_effect (object *op, object *cauldron, recipe *rp, int danger)
489{ 472{
490 int level = 0; 473 int level = 0;
491 474
… …
506 489
507 if (rndm (0, 2)) 490 if (rndm (0, 2))
508 { /* slag created */ 491 { /* slag created */
509 object *tmp = cauldron->inv; 492 object *tmp = cauldron->inv;
510 int weight = 0; 493 int weight = 0;
511 uint16 material = M_STONE;
512 494
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"); 495 tmp = get_archetype ("rock");
521 tmp->weight = weight; 496 tmp->weight = weight;
522 tmp->value = 0; 497 tmp->value = 0;
523 tmp->material = material;
524 tmp->materialname = "stone"; 498 tmp->materialname = "stone";
525 tmp->name = "slag"; 499 tmp->name = "slag";
526 tmp->name_pl = "slags"; 500 tmp->name_pl = "slags";
527 item = insert_ob_in_ob (tmp, cauldron); 501 item = insert_ob_in_ob (tmp, cauldron);
528 CLEAR_FLAG (tmp, FLAG_CAN_ROLL); 502 CLEAR_FLAG (tmp, FLAG_CAN_ROLL);
529 CLEAR_FLAG (tmp, FLAG_NO_PICK); 503 SET_FLAG (tmp, FLAG_NO_DROP);
530 tmp->move_block = 0; 504 tmp->move_block = 0;
531 } 505 }
506
532 remove_contents (cauldron->inv, item); 507 remove_contents (cauldron->inv, item);
533 new_draw_info_format (NDI_UNIQUE, 0, op, "The %s %s.", &cauldron->name, cauldron_sound ()); 508 new_draw_info_format (NDI_UNIQUE, 0, op, "The %s %s.", &cauldron->name, cauldron_sound ());
534 return; 509 return;
535 } 510 }
536 else if (level < 40) 511 else if (level < 40)
… …
562 } 537 }
563 while (rndm (0, 2)); 538 while (rndm (0, 2));
564 } 539 }
565 return; 540 return;
566 } 541 }
542
567 if (level == 40) 543 if (level == 40)
568 { /* MAKE RANDOM RECIPE */ 544 { /* MAKE RANDOM RECIPE */
569 recipelist *fl; 545 recipelist *fl;
570 int numb = numb_ob_inside (cauldron); 546 int numb = numb_ob_inside (cauldron);
571 547
… …
573 if (fl && (rp = get_random_recipe (fl))) 549 if (fl && (rp = get_random_recipe (fl)))
574 /* even though random, don't grant user any EXP for it */ 550 /* even though random, don't grant user any EXP for it */
575 (void) attempt_recipe (op, cauldron, 1, rp, -1); 551 (void) attempt_recipe (op, cauldron, 1, rp, -1);
576 else 552 else
577 alchemy_failure_effect (op, cauldron, rp, level - 1); 553 alchemy_failure_effect (op, cauldron, rp, level - 1);
578 return;
579
580 } 554 }
581 else if (level < 45) 555 else if (level < 45)
582 { /* INFURIATE NPC's */ 556 { /* INFURIATE NPC's */
583 /* this is kind of kludgy I know... */ 557 /* this is kind of kludgy I know... */
584 cauldron->enemy = op; 558 cauldron->enemy = op;
585 npc_call_help (cauldron); 559 npc_call_help (cauldron);
586 cauldron->enemy = NULL; 560 cauldron->enemy = NULL;
587 561
588 alchemy_failure_effect (op, cauldron, rp, level - 5); 562 alchemy_failure_effect (op, cauldron, rp, level - 5);
589 return;
590 } 563 }
591 else if (level < 50) 564 else if (level < 50)
592 { /* MINOR EXPLOSION/FIREBALL */ 565 { /* MINOR EXPLOSION/FIREBALL */
593 object *tmp; 566 object *tmp;
594 567
… …
608 tmp->stats.hp = random_roll (1, level, op, PREFER_LOW) / 10 + 2; 581 tmp->stats.hp = random_roll (1, level, op, PREFER_LOW) / 10 + 2;
609 new_draw_info_format (NDI_UNIQUE, 0, op, "The %s erupts in flame!", &cauldron->name); 582 new_draw_info_format (NDI_UNIQUE, 0, op, "The %s erupts in flame!", &cauldron->name);
610 break; 583 break;
611 } 584 }
612 585
613 op->insert_at (cauldron); 586 tmp->insert_at (cauldron);
614 return;
615
616 } 587 }
617 else if (level < 60) 588 else if (level < 60)
618 { /* CREATE MONSTER */ 589 { /* CREATE MONSTER */
619 new_draw_info_format (NDI_UNIQUE, 0, op, "The %s %s.", &cauldron->name, cauldron_sound ()); 590 new_draw_info_format (NDI_UNIQUE, 0, op, "The %s %s.", &cauldron->name, cauldron_sound ());
620 remove_contents (cauldron->inv, NULL); 591 remove_contents (cauldron->inv, NULL);
621 return;
622 } 592 }
623 else if (level < 80) 593 else if (level < 80)
624 { /* MAJOR FIRE */ 594 { /* MAJOR FIRE */
625 object *fb = get_archetype (SP_MED_FIREBALL); 595 object *fb = get_archetype (SP_MED_FIREBALL);
626 596
627 remove_contents (cauldron->inv, NULL); 597 remove_contents (cauldron->inv, NULL);
628 fire_arch_from_position (cauldron, cauldron, cauldron->x, cauldron->y, 0, fb); 598 fire_arch_from_position (cauldron, cauldron, cauldron->x, cauldron->y, 0, fb);
629 fb->destroy (); 599 fb->destroy ();
630 new_draw_info_format (NDI_UNIQUE, 0, op, "The %s erupts in flame!", &cauldron->name); 600 new_draw_info_format (NDI_UNIQUE, 0, op, "The %s erupts in flame!", &cauldron->name);
631 return;
632
633 } 601 }
634 else if (level < 100) 602 else if (level < 100)
635 { /* WHAMMY the CAULDRON */ 603 { /* WHAMMY the CAULDRON */
636 if (!QUERY_FLAG (cauldron, FLAG_CURSED)) 604 if (!QUERY_FLAG (cauldron, FLAG_CURSED))
637 SET_FLAG (cauldron, FLAG_CURSED); 605 SET_FLAG (cauldron, FLAG_CURSED);
638 else 606 else
639 cauldron->magic--; 607 cauldron->magic--;
608
640 cauldron->magic -= random_roll (0, 4, op, PREFER_LOW); 609 cauldron->magic -= random_roll (0, 4, op, PREFER_LOW);
610
641 if (rndm (0, 1)) 611 if (rndm (0, 1))
642 { 612 {
643 remove_contents (cauldron->inv, NULL); 613 remove_contents (cauldron->inv, NULL);
644 new_draw_info_format (NDI_UNIQUE, 0, op, "Your %s turns darker then makes a gulping sound!", &cauldron->name); 614 new_draw_info_format (NDI_UNIQUE, 0, op, "Your %s turns darker then makes a gulping sound!", &cauldron->name);
645 } 615 }
646 else 616 else
647 new_draw_info_format (NDI_UNIQUE, 0, op, "Your %s becomes darker.", &cauldron->name); 617 new_draw_info_format (NDI_UNIQUE, 0, op, "Your %s becomes darker.", &cauldron->name);
648 return;
649
650 } 618 }
651 else if (level < 110) 619 else if (level < 110)
652 { /* SUMMON EVIL MONSTERS */ 620 { /* SUMMON EVIL MONSTERS */
653 object *tmp = get_random_mon (level / 5); 621 object *tmp = get_random_mon (level / 5);
654 622
655 remove_contents (cauldron->inv, NULL); 623 remove_contents (cauldron->inv, NULL);
624
656 if (!tmp) 625 if (!tmp)
657 alchemy_failure_effect (op, cauldron, rp, level); 626 alchemy_failure_effect (op, cauldron, rp, level);
658 else if (summon_hostile_monsters (cauldron, random_roll (1, 10, op, PREFER_LOW), tmp->arch->name)) 627 else if (summon_hostile_monsters (cauldron, random_roll (1, 10, op, PREFER_LOW), tmp->arch->archname))
659 new_draw_info_format (NDI_UNIQUE, 0, op, "The %s %s and then pours forth monsters!", &cauldron->name, cauldron_sound ()); 628 new_draw_info_format (NDI_UNIQUE, 0, op, "The %s %s and then pours forth monsters!", &cauldron->name, cauldron_sound ());
660 return;
661
662 } 629 }
663 else if (level < 150) 630 else if (level < 150)
664 { /* COMBO EFFECT */ 631 { /* COMBO EFFECT */
665 int roll = rndm (1, 3); 632 int roll = rndm (1, 3);
666 633
667 while (roll) 634 while (roll)
668 { 635 {
669 alchemy_failure_effect (op, cauldron, rp, level - 39); 636 alchemy_failure_effect (op, cauldron, rp, level - 39);
670 roll--; 637 roll--;
671 } 638 }
672 return;
673 } 639 }
674 else if (level == 151) 640 else if (level == 151)
675 { /* CREATE RANDOM ARTIFACT */ 641 { /* CREATE RANDOM ARTIFACT */
676 object *tmp; 642 object *tmp;
677 643
… …
679 * in this one, we allow *any* valid alchemy artifact 645 * in this one, we allow *any* valid alchemy artifact
680 * to be made (rather than only those on the given 646 * to be made (rather than only those on the given
681 * formulalist) */ 647 * formulalist) */
682 if (!rp) 648 if (!rp)
683 rp = get_random_recipe ((recipelist *) NULL); 649 rp = get_random_recipe ((recipelist *) NULL);
650
684 if (rp && (tmp = get_archetype (rp->arch_name[RANDOM () % rp->arch_names]))) 651 if (rp && (tmp = get_archetype (rp->arch_name [rndm (rp->arch_names)])))
685 { 652 {
686 generate_artifact (tmp, random_roll (1, op->level / 2 + 1, op, PREFER_HIGH) + 1); 653 generate_artifact (tmp, random_roll (1, op->level / 2 + 1, op, PREFER_HIGH) + 1);
687 if ((tmp = insert_ob_in_ob (tmp, cauldron))) 654 if ((tmp = insert_ob_in_ob (tmp, cauldron)))
688 { 655 {
689 remove_contents (cauldron->inv, tmp); 656 remove_contents (cauldron->inv, tmp);
690 new_draw_info_format (NDI_UNIQUE, 0, op, "The %s %s.", &cauldron->name, cauldron_sound ()); 657 new_draw_info_format (NDI_UNIQUE, 0, op, "The %s %s.", &cauldron->name, cauldron_sound ());
691 } 658 }
692 } 659 }
693 return;
694 } 660 }
695 else 661 else
696 { /* MANA STORM - watch out!! */ 662 { /* MANA STORM - watch out!! */
697 object *tmp = get_archetype (LOOSE_MANA); 663 object *tmp = get_archetype (LOOSE_MANA);
698 664
699 new_draw_info (NDI_UNIQUE, 0, op, "You unwisely release potent forces!"); 665 new_draw_info (NDI_UNIQUE, 0, op, "You unwisely release potent forces!");
700 remove_contents (cauldron->inv, NULL); 666 remove_contents (cauldron->inv, NULL);
701 cast_magic_storm (op, tmp, level); 667 cast_magic_storm (op, tmp, level);
702 return;
703 } 668 }
704} 669}
705
706 670
707/* 671/*
708 * All but object "save_item" are elimentated from 672 * All but object "save_item" are elimentated from
709 * the container list. Note we have to becareful to remove the inventories 673 * the container list. Note we have to becareful to remove the inventories
710 * of objects in the cauldron inventory (ex icecube has stuff in it). 674 * of objects in the cauldron inventory (ex icecube has stuff in it).
711 */ 675 */
712
713void 676void
714remove_contents (object *first_ob, object *save_item) 677remove_contents (object *first_ob, object *save_item)
715{ 678{
679 // this cries for a cleaner rewrite, removing save_item first possibly
716 object *next, *tmp = first_ob; 680 object *next, *tmp = first_ob;
717 681
718 while (tmp) 682 while (tmp)
719 { 683 {
720 next = tmp->below; 684 next = tmp->below;
… …
733 tmp->destroy (); 697 tmp->destroy ();
734 tmp = next; 698 tmp = next;
735 } 699 }
736} 700}
737 701
738/** 702/**
739 *"Danger" level, will determine how bad the backfire 703 *"Danger" level, will determine how bad the backfire
740 * could be if the user fails to concoct a recipe properly. Factors include 704 * 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, 705 * 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 706 * 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 707 * 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 708 * 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) 709 * skill *before* this routine is called. (no longer auto-readies that skill)
746 * -b.t. 710 * -b.t.
747 */ 711 */
748
749int 712int
750calc_alch_danger (object *caster, object *cauldron, recipe *rp) 713calc_alch_danger (object *caster, object *cauldron, recipe *rp)
751{ 714{
752 object *item; 715 object *item;
753 char name[MAX_BUF]; 716 char name[MAX_BUF];
754 int danger = 0, nrofi = 0; 717 int danger = 0, nrofi = 0;
755 718
756 /* Knowing alchemy skill reduces yer risk */ 719 /* Knowing alchemy skill reduces yer risk */
757 danger -= caster->chosen_skill ? caster->chosen_skill->level : caster->level; 720 danger -= caster->chosen_skill ? caster->chosen_skill->level : caster->level;
721
722 if (!caster->chosen_skill)
723 LOG (llevError | logBacktrace, "calc_alch_danger called without a chosen skill, caster %s, cauldron %s\n",
724 caster->debug_desc (), cauldron->debug_desc ());
758 725
759 /* better cauldrons reduce risk */ 726 /* better cauldrons reduce risk */
760 danger -= cauldron->magic; 727 danger -= cauldron->magic;
761 728
762 /* Higher Int, lower the risk */ 729 /* Higher Int, lower the risk */
… …
766 * Thus the backfire is worse. Also, more ingredients 733 * Thus the backfire is worse. Also, more ingredients
767 * means we are attempting a more powerfull potion, 734 * means we are attempting a more powerfull potion,
768 * and thus the backfire will be worse. */ 735 * and thus the backfire will be worse. */
769 for (item = cauldron->inv; item; item = item->below) 736 for (item = cauldron->inv; item; item = item->below)
770 { 737 {
771 strcpy (name, item->name); 738 assign (name, item->name);
772 if (item->title) 739 if (item->title)
773 sprintf (name, "%s %s", &item->name, &item->title); 740 sprintf (name, "%s %s", &item->name, &item->title);
774 danger += (strtoint (name) / 1000) + 3; 741 danger += (strtoint (name) / 1000) + 3;
775 nrofi++; 742 nrofi++;
776 } 743 }
744
777 if (rp == NULL) 745 if (rp == NULL)
778 danger += 110; 746 danger += 110;
779 else 747 else
780 danger += rp->diff * 3; 748 danger += rp->diff * 3;
781 749
… …
790#endif 758#endif
791 759
792 return danger; 760 return danger;
793} 761}
794 762
795/** 763/**
796 * Determines if ingredients in a container match the 764 * Determines if ingredients in a container match the
797 * proper ingredients for a recipe. 765 * proper ingredients for a recipe.
798 * 766 *
799 * rp is the recipe to check 767 * rp is the recipe to check
800 * cauldron is the container that holds the ingredients 768 * cauldron is the container that holds the ingredients
… …
849 for (ob = cauldron->inv; ob != NULL; ob = ob->below) 817 for (ob = cauldron->inv; ob != NULL; ob = ob->below)
850 { 818 {
851 char name_ob[MAX_BUF]; 819 char name_ob[MAX_BUF];
852 const char *name2; 820 const char *name2;
853 821
854 if (ob->title == NULL) 822 if (!ob->title)
855 name2 = ob->name; 823 name2 = ob->name;
856 else 824 else
857 { 825 {
858 snprintf (name_ob, sizeof (name_ob), "%s %s", &ob->name, &ob->title); 826 snprintf (name_ob, sizeof (name_ob), "%s %s", &ob->name, &ob->title);
859 name2 = name_ob; 827 name2 = name_ob;
… …
904 LOG (llevDebug, "looking for formula %d:\n", formula); 872 LOG (llevDebug, "looking for formula %d:\n", formula);
905#endif 873#endif
906 result = NULL; 874 result = NULL;
907 recipes_matching = 0; 875 recipes_matching = 0;
908 transmute_found = 0; 876 transmute_found = 0;
877
909 for (rp = fl->items; rp != NULL; rp = rp->next) 878 for (rp = fl->items; rp; rp = rp->next)
910 { 879 {
911 /* check if recipe matches at all */ 880 /* check if recipe matches at all */
912 if (formula % rp->index != 0) 881 if (formula % rp->index != 0)
913 { 882 {
914#ifdef EXTREME_ALCHEMY_DEBUG 883#ifdef EXTREME_ALCHEMY_DEBUG
915 LOG (llevDebug, " formula %s of %s (%d) does not match\n", rp->arch_name[0], rp->title, rp->index); 884 LOG (llevDebug, " formula %s of %s (%d) does not match\n", rp->arch_name[0], &rp->title, rp->index);
916#endif 885#endif
917 continue; 886 continue;
918 } 887 }
919 888
920 if (rp->transmute && find_transmution_ob (ingredients, rp, &rp_arch_index, 0) != NULL) 889 if (rp->transmute && find_transmution_ob (ingredients, rp, &rp_arch_index, 0) != NULL)
921 { 890 {
922#ifdef EXTREME_ALCHEMY_DEBUG 891#ifdef EXTREME_ALCHEMY_DEBUG
923 LOG (llevDebug, " formula %s of %s (%d) is a matching transmuting formula\n", rp->arch_name[rp_arch_index], rp->title, rp->index); 892 LOG (llevDebug, " formula %s of %s (%d) is a matching transmuting formula\n", rp->arch_name[rp_arch_index], &rp->title, rp->index);
924#endif 893#endif
925 /* transmution recipe with matching base ingredient */ 894 /* transmution recipe with matching base ingredient */
926 if (!transmute_found) 895 if (!transmute_found)
927 { 896 {
928 transmute_found = 1; 897 transmute_found = 1;
… …
930 } 899 }
931 } 900 }
932 else if (transmute_found) 901 else if (transmute_found)
933 { 902 {
934#ifdef EXTREME_ALCHEMY_DEBUG 903#ifdef EXTREME_ALCHEMY_DEBUG
935 LOG (llevDebug, " formula %s of %s (%d) matches but is not a matching transmuting formula\n", rp->arch_name[0], rp->title, 904 LOG (llevDebug, " formula %s of %s (%d) matches but is not a matching transmuting formula\n", rp->arch_name[0], &rp->title,
936 rp->index); 905 rp->index);
937#endif 906#endif
938 /* "normal" recipe found after previous transmution recipe => ignore this recipe */ 907 /* "normal" recipe found after previous transmution recipe => ignore this recipe */
939 continue; 908 continue;
940 } 909 }
941#ifdef EXTREME_ALCHEMY_DEBUG 910#ifdef EXTREME_ALCHEMY_DEBUG
942 else 911 else
943 { 912 {
944 LOG (llevDebug, " formula %s of %s (%d) matches\n", rp->arch_name[0], rp->title, rp->index); 913 LOG (llevDebug, " formula %s of %s (%d) matches\n", rp->arch_name[0], &rp->title, rp->index);
945 } 914 }
946#endif 915#endif
947 916
948 if (rndm (0, recipes_matching) == 0) 917 if (rndm (0, recipes_matching) == 0)
949 result = rp; 918 result = rp;
… …
959 return NULL; 928 return NULL;
960 } 929 }
961 930
962#ifdef ALCHEMY_DEBUG 931#ifdef ALCHEMY_DEBUG
963 if (strcmp (result->title, "NONE") != 0) 932 if (strcmp (result->title, "NONE") != 0)
964 LOG (llevDebug, "got formula: %s of %s (nbatches:%d)\n", result->arch_name[0], result->title, formula / result->index); 933 LOG (llevDebug, "got formula: %s of %s (nbatches:%d)\n", result->arch_name[0], &result->title, formula / result->index);
965 else 934 else
966 LOG (llevDebug, "got formula: %s (nbatches:%d)\n", result->arch_name[0], formula / result->index); 935 LOG (llevDebug, "got formula: %s (nbatches:%d)\n", result->arch_name[0], formula / result->index);
967#endif 936#endif
968 return result; 937 return result;
969} 938}

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