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29 | #include <loader.h> |
29 | #include <loader.h> |
30 | |
30 | |
31 | #include <tr1/functional> |
31 | #include <tr1/functional> |
32 | #include <tr1/unordered_map> |
32 | #include <tr1/unordered_map> |
33 | |
33 | |
34 | int arch_init; /* True if doing arch initialization */ |
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35 | |
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36 | /* The naming of these functions is really poor - they are all |
34 | /* The naming of these functions is really poor - they are all |
37 | * pretty much named '.._arch_...', but they may more may not |
35 | * pretty much named '.._arch_...', but they may more may not |
38 | * return archetypes. Some make the arch_to_object call, and thus |
36 | * return archetypes. Some make the arch_to_object call, and thus |
39 | * return an object. Perhaps those should be called 'archob' functions |
37 | * return an object. Perhaps those should be called 'archob' functions |
40 | * to denote they return an object derived from the archetype. |
38 | * to denote they return an object derived from the archetype. |
41 | * MSW 2003-04-29 |
39 | * MSW 2003-04-29 |
42 | */ |
40 | */ |
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41 | |
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42 | bool loading_arch; // ugly flag to object laoder etc. to suppress/request special processing |
43 | |
43 | |
44 | // the hashtable |
44 | // the hashtable |
45 | typedef std::tr1::unordered_map |
45 | typedef std::tr1::unordered_map |
46 | < |
46 | < |
47 | const char *, |
47 | const char *, |
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50 | str_equal, |
50 | str_equal, |
51 | slice_allocator< std::pair<const char *const, arch_ptr> > |
51 | slice_allocator< std::pair<const char *const, arch_ptr> > |
52 | > HT; |
52 | > HT; |
53 | |
53 | |
54 | static HT ht (5000); |
54 | static HT ht (5000); |
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55 | static std::vector<archetype *> archetypes; |
55 | |
56 | |
56 | /** |
57 | /** |
57 | * GROS - This function retrieves an archetype given the name that appears |
58 | * GROS - This function retrieves an archetype given the name that appears |
58 | * during the game (for example, "writing pen" instead of "stylus"). |
59 | * during the game (for example, "writing pen" instead of "stylus"). |
59 | * It does not use the hashtable system, but browse the whole archlist each time. |
60 | * It does not use the hashtable system, but browse the whole archlist each time. |
… | |
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274 | } |
275 | } |
275 | |
276 | |
276 | return 0; |
277 | return 0; |
277 | } |
278 | } |
278 | |
279 | |
279 | /* |
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280 | * Initialises the internal linked list of archetypes (read from file). |
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281 | * Then the global "empty_archetype" pointer is initialised. |
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282 | * Then the blocksview[] array is initialised. |
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283 | */ |
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284 | |
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285 | void |
280 | void |
286 | init_archetypes (void) |
281 | init_archetypes (void) |
287 | { /* called from add_player() and edit() */ |
282 | { |
288 | if (first_archetype != NULL) /* Only do this once */ |
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289 | return; |
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290 | |
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291 | arch_init = 1; |
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292 | load_archetypes (); |
283 | load_archetypes (); |
293 | arch_init = 0; |
284 | |
294 | empty_archetype = archetype::find ("empty_archetype"); |
285 | empty_archetype = archetype::find ("empty_archetype"); |
295 | |
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296 | /* init_blocksview();*/ |
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297 | } |
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298 | |
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299 | /* |
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300 | * An alternative way to init the hashtable which is slower, but _works_... |
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301 | */ |
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302 | void |
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303 | init_archetable (void) |
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304 | { |
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305 | LOG (llevDebug, " Setting up archetable...\n"); |
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306 | |
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307 | for (archetype *at = first_archetype; at; at = at->next) |
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308 | for (archetype *bt = at; bt; bt = bt->more) |
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309 | bt->hash_add (); |
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310 | |
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311 | LOG (llevDebug, "done\n"); |
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312 | } |
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313 | |
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314 | void |
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315 | free_all_archs (void) |
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316 | { |
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317 | archetype *at, *next; |
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318 | int i = 0, f = 0; |
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319 | |
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320 | for (at = first_archetype; at; at = next) |
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321 | { |
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322 | if (at->more) |
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323 | next = at->more; |
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324 | else |
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325 | next = at->next; |
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326 | |
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327 | delete |
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328 | at; |
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329 | |
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330 | i++; |
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331 | } |
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332 | |
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333 | LOG (llevDebug, "Freed %d archetypes, %d faces\n", i, f); |
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334 | } |
286 | } |
335 | |
287 | |
336 | archetype::archetype () |
288 | archetype::archetype () |
337 | { |
289 | { |
338 | clone.arch = this; |
290 | clone.arch = this; |
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344 | archetype::~archetype () |
296 | archetype::~archetype () |
345 | { |
297 | { |
346 | //TODO: nuke ->more's |
298 | //TODO: nuke ->more's |
347 | } |
299 | } |
348 | |
300 | |
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301 | static void |
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302 | unlink (archetype *at) |
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303 | { |
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304 | if (at->head) |
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305 | at = at->head; |
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306 | |
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307 | // destroy this archetype's link, making singletons out of its parts |
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308 | while (at) |
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309 | { |
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310 | archetype *more = at->more; |
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311 | at->clone.destroy_inv (); |
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312 | at->head = at->more = 0; |
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313 | at = more; |
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314 | } |
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315 | } |
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316 | |
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317 | // dire hack, need to rationalise |
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318 | void |
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319 | overwrite (archetype *at, object *op) |
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320 | { |
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321 | at->clone = *op; |
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322 | |
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323 | at->clone.arch = at; |
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324 | //TODO: inv et al. |
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325 | } |
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326 | |
349 | archetype * |
327 | archetype * |
350 | archetype::read (object_thawer &f) |
328 | archetype::read (object_thawer &f) |
351 | { |
329 | { |
352 | assert (f.kw == KW_object); |
330 | assert (f.kw == KW_object); |
353 | |
331 | |
354 | archetype *head = new archetype; |
332 | archetype *head = get (f.get_str ()); |
355 | f.get (head->name); |
333 | unlink (head); |
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334 | object *op = object::create (); |
356 | |
335 | |
357 | if (!head->clone.parse_kv (f)) |
336 | if (!op->parse_kv (f)) |
358 | { |
337 | { |
359 | delete head; |
338 | op->destroy (true); |
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339 | // leak head |
360 | return 0; |
340 | return 0; |
361 | } |
341 | } |
362 | |
342 | |
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343 | overwrite (head, op); |
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344 | op->destroy (); |
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345 | |
363 | for (archetype *prev = head; f.kw == KW_more; ) |
346 | for (archetype *prev = head; f.kw == KW_more; ) |
364 | { |
347 | { |
365 | f.next (); |
348 | f.next (); |
366 | |
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367 | assert (f.kw == KW_object); |
349 | assert (f.kw == KW_object); |
368 | |
350 | |
369 | archetype *more = new archetype; |
351 | archetype *more = get (f.get_str ()); |
370 | f.get (more->name); |
352 | unlink (more); |
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353 | object *op = object::create (); |
371 | |
354 | |
372 | if (!more->clone.parse_kv (f)) |
355 | if (!op->parse_kv (f)) |
373 | { |
356 | { |
374 | delete head; |
357 | op->destroy (true); |
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358 | // leak head more* |
375 | return 0; |
359 | return 0; |
376 | } |
360 | } |
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361 | |
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362 | overwrite (more, op); |
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363 | op->destroy (); |
377 | |
364 | |
378 | if (more->clone.x > head->tail_x) head->tail_x = more->clone.x; |
365 | if (more->clone.x > head->tail_x) head->tail_x = more->clone.x; |
379 | if (more->clone.y > head->tail_y) head->tail_y = more->clone.y; |
366 | if (more->clone.y > head->tail_y) head->tail_y = more->clone.y; |
380 | |
367 | |
381 | more->head = head; |
368 | more->head = head; |
… | |
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384 | prev->clone.more = &more->clone; |
371 | prev->clone.more = &more->clone; |
385 | |
372 | |
386 | prev = more; |
373 | prev = more; |
387 | } |
374 | } |
388 | |
375 | |
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376 | if (!head->next) |
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377 | { |
389 | head->next = first_archetype; |
378 | head->next = first_archetype; |
390 | first_archetype = head; |
379 | first_archetype = head; |
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380 | } |
391 | |
381 | |
392 | return head; |
382 | return head; |
393 | } |
383 | } |
394 | |
384 | |
395 | /* |
385 | /* |
396 | * Reads/parses the archetype-file, and copies into a linked list |
386 | * Reads/parses the archetype-file, and copies into a linked list |
397 | * of archetype-structures. |
387 | * of archetype-structures. |
398 | */ |
388 | */ |
399 | static bool |
389 | static bool |
400 | first_arch_pass (object_thawer &f) |
390 | load_archetypes (object_thawer &f) |
401 | { |
391 | { |
402 | for (;;) |
392 | for (;;) |
403 | { |
393 | { |
404 | switch (f.kw) |
394 | switch (f.kw) |
405 | { |
395 | { |
406 | case KW_object: |
396 | case KW_object: |
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397 | loading_arch = true; |
407 | if (!archetype::read (f)) |
398 | if (!archetype::read (f)) |
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399 | { |
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400 | loading_arch = false; |
408 | return false; |
401 | return false; |
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402 | } |
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403 | |
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404 | loading_arch = false; |
409 | continue; |
405 | continue; |
410 | |
406 | |
411 | case KW_EOF: |
407 | case KW_EOF: |
412 | return true; |
408 | return true; |
413 | |
409 | |
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419 | f.next (); |
415 | f.next (); |
420 | } |
416 | } |
421 | } |
417 | } |
422 | |
418 | |
423 | /* |
419 | /* |
424 | * Reads the archetype file once more, and links all pointers between |
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425 | * archetypes. |
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426 | */ |
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427 | void |
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428 | second_arch_pass (object_thawer & thawer) |
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429 | { |
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430 | char buf[MAX_BUF], *variable = buf, *argument, *cp; |
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431 | archetype *at = NULL, *other; |
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432 | |
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433 | while (fgets (buf, MAX_BUF, thawer) != NULL) |
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434 | { |
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435 | if (*buf == '#') |
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436 | continue; |
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437 | |
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438 | if ((argument = strchr (buf, ' ')) != NULL) |
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439 | { |
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440 | *argument = '\0', argument++; |
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441 | cp = argument + strlen (argument) - 1; |
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442 | while (isspace (*cp)) |
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443 | { |
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444 | *cp = '\0'; |
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445 | cp--; |
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446 | } |
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447 | } |
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448 | |
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449 | if (!strcmp ("object", variable)) |
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450 | { |
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451 | if ((at = archetype::find (argument)) == NULL) |
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452 | LOG (llevError, "Warning: failed to find arch %s\n", argument); |
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453 | } |
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454 | else if (!strcmp ("other_arch", variable)) |
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455 | { |
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456 | if (at != NULL && at->clone.other_arch == NULL) |
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457 | { |
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458 | if ((other = archetype::find (argument)) == NULL) |
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459 | LOG (llevError, "Warning: failed to find other_arch %s\n", argument); |
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460 | else if (at != NULL) |
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461 | at->clone.other_arch = other; |
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462 | } |
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463 | } |
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464 | else if (!strcmp ("randomitems", variable)) |
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465 | { |
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466 | if (at) |
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467 | { |
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468 | treasurelist *tl = find_treasurelist (argument); |
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469 | |
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470 | if (tl == NULL) |
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471 | LOG (llevError, "Failed to link treasure to arch (%s): %s\n", &at->name, argument); |
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472 | else |
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473 | at->clone.randomitems = tl; |
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474 | } |
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475 | } |
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476 | } |
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477 | } |
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478 | |
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479 | /* |
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480 | * First initialises the archtype hash-table (init_archetable()). |
420 | * First initialises the archtype hash-table (init_archetable()). |
481 | * Reads and parses the archetype file (with the first and second-pass |
421 | * Reads and parses the archetype file (with the first and second-pass |
482 | * functions). |
422 | * functions). |
483 | * Then initialises treasures by calling load_treasures(). |
423 | * Then initialises treasures by calling load_treasures(). |
484 | */ |
424 | */ |
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488 | char filename[MAX_BUF]; |
428 | char filename[MAX_BUF]; |
489 | |
429 | |
490 | sprintf (filename, "%s/%s", settings.datadir, settings.archetypes); |
430 | sprintf (filename, "%s/%s", settings.datadir, settings.archetypes); |
491 | LOG (llevDebug, "Reading archetypes from %s:\n", filename); |
431 | LOG (llevDebug, "Reading archetypes from %s:\n", filename); |
492 | |
432 | |
493 | { |
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494 | object_thawer f (filename); |
433 | object_thawer f (filename); |
495 | |
434 | |
496 | f.next (); |
435 | f.next (); |
497 | |
436 | |
498 | LOG (llevDebug, " arch-pass 1...\n"); |
437 | if (!load_archetypes (f)) |
499 | if (!first_arch_pass (f)) |
438 | cleanup ("unable to load archetypes"); |
500 | cleanup ("errors during first arch pass are fatal"); |
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501 | LOG (llevDebug, " done\n"); |
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502 | } |
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503 | |
439 | |
504 | init_archetable (); |
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505 | warn_archetypes = 1; |
440 | warn_archetypes = 1; |
506 | |
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507 | { |
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508 | object_thawer f (filename); |
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509 | |
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510 | LOG (llevDebug, " loading treasure...\n"); |
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511 | load_treasures (); |
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512 | LOG (llevDebug, " done\n"); |
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513 | LOG (llevDebug, " arch-pass 2...\n"); |
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514 | second_arch_pass (f); |
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515 | LOG (llevDebug, " done\n"); |
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516 | } |
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517 | LOG (llevDebug, " done\n"); |
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518 | } |
441 | } |
519 | |
442 | |
520 | /* |
443 | /* |
521 | * Creates and returns a new object which is a copy of the given archetype. |
444 | * Creates and returns a new object which is a copy of the given archetype. |
522 | * This function returns NULL on failure. |
445 | * This function returns NULL on failure. |
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618 | return 0; |
541 | return 0; |
619 | else |
542 | else |
620 | return i->second; |
543 | return i->second; |
621 | } |
544 | } |
622 | |
545 | |
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546 | archetype * |
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547 | archetype::get (const char *name) |
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548 | { |
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549 | archetype *at = find (name); |
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550 | |
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551 | if (!at) |
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552 | { |
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553 | archetypes.push_back (at = new archetype); |
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554 | at->name = name; |
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555 | at->hash_add (); |
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556 | } |
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557 | |
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558 | return at; |
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559 | } |
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560 | |
623 | /* |
561 | /* |
624 | * Adds an archetype to the hashtable. |
562 | * Adds an archetype to the hashtable. |
625 | */ |
563 | */ |
626 | void |
564 | void |
627 | archetype::hash_add () |
565 | archetype::hash_add () |
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640 | * Used in treasure-generation. |
578 | * Used in treasure-generation. |
641 | */ |
579 | */ |
642 | archetype * |
580 | archetype * |
643 | type_to_archetype (int type) |
581 | type_to_archetype (int type) |
644 | { |
582 | { |
645 | archetype *at; |
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646 | |
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647 | for (at = first_archetype; at; at = at->more == 0 ? at->next : at->more) |
583 | for (archetype *at = first_archetype; at; at = at->more == 0 ? at->next : at->more) |
648 | if (at->clone.type == type) |
584 | if (at->clone.type == type) |
649 | return at; |
585 | return at; |
650 | |
586 | |
651 | return 0; |
587 | return 0; |
652 | } |
588 | } |
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654 | /* |
590 | /* |
655 | * Returns a new object copied from the first archetype matching |
591 | * Returns a new object copied from the first archetype matching |
656 | * the given type. |
592 | * the given type. |
657 | * Used in treasure-generation. |
593 | * Used in treasure-generation. |
658 | */ |
594 | */ |
659 | |
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660 | object * |
595 | object * |
661 | clone_arch (int type) |
596 | clone_arch (int type) |
662 | { |
597 | { |
663 | archetype *at; |
598 | archetype *at; |
664 | |
599 | |