| … | |
… | |
| 44 | dam^ Damage How much damage it does (%?). |
44 | dam^ Damage How much damage it does (%?). |
| 45 | maxgrace+ Duration How long before the disease is naturally cured. |
45 | maxgrace+ Duration How long before the disease is naturally cured. |
| 46 | food DurCount Counter for Duration |
46 | food DurCount Counter for Duration |
| 47 | |
47 | |
| 48 | speed Speed How often the disease moves. |
48 | speed Speed How often the disease moves. |
| 49 | last_sp^ Lethargy Percentage of max speed--10 = 10% speed. |
49 | last_sp^ Lethargy Percentage of max speed. 10 = 10% speed. |
| 50 | |
50 | |
| 51 | maxsp^ Mana deplete Saps mana. |
51 | maxsp^ Mana deplete Saps mana. |
| 52 | ac^ Progressiveness How the diseases increases in severity. |
52 | ac^ Progressiveness How the diseases increases in severity. |
| 53 | last_eat*^ Deplete food saps food if negative |
53 | last_eat*^ Deplete food saps food if negative |
| 54 | last_heal GrantImmunity If nonzero, disease does NOT grant immunity |
54 | last_heal GrantImmunity If nonzero, disease does NOT grant immunity |
| … | |
… | |
| 232 | |
232 | |
| 233 | /* argument is a disease */ |
233 | /* argument is a disease */ |
| 234 | object * |
234 | object * |
| 235 | find_symptom (object *disease) |
235 | find_symptom (object *disease) |
| 236 | { |
236 | { |
| 237 | object *walk; |
|
|
| 238 | |
|
|
| 239 | /* check the inventory for symptoms */ |
237 | /* check the inventory for symptoms */ |
| 240 | for (walk = disease->env->inv; walk; walk = walk->below) |
238 | for (object *walk = disease->env->inv; walk; walk = walk->below) |
| 241 | if (walk->name == disease->name && walk->type == SYMPTOM) |
239 | if (walk->name == disease->name && walk->type == SYMPTOM) |
| 242 | return walk; |
240 | return walk; |
| 243 | |
241 | |
| 244 | return NULL; |
242 | return NULL; |
| 245 | } |
243 | } |
| … | |
… | |
| 309 | /* roll the dice on infection before doing the inventory check! */ |
307 | /* roll the dice on infection before doing the inventory check! */ |
| 310 | if (!force && (random_roll (0, 126, victim, PREFER_HIGH) >= disease->stats.wc)) |
308 | if (!force && (random_roll (0, 126, victim, PREFER_HIGH) >= disease->stats.wc)) |
| 311 | return 0; |
309 | return 0; |
| 312 | |
310 | |
| 313 | /* do an immunity check */ |
311 | /* do an immunity check */ |
| 314 | if (victim->head) |
|
|
| 315 | tmp = victim->head->inv; |
|
|
| 316 | else |
|
|
| 317 | tmp = victim->inv; |
|
|
| 318 | |
312 | |
| 319 | /* There used to (IMO) be a flaw in the below - it used to be the case |
313 | /* There used to (IMO) be a flaw in the below - it used to be the case |
| 320 | * that if level check was done for both immunity and disease. This could |
314 | * that if level check was done for both immunity and disease. This could |
| 321 | * result in a person with multiple afflictions of the same disease |
315 | * result in a person with multiple afflictions of the same disease |
| 322 | * (eg, level 1 cold, level 2 cold, level 3 cold, etc), as long as |
316 | * (eg, level 1 cold, level 2 cold, level 3 cold, etc), as long as |
| 323 | * they were cast in that same order. Instead, change it so that |
317 | * they were cast in that same order. Instead, change it so that |
| 324 | * if you diseased, you can't get diseased more. |
318 | * if you diseased, you can't get diseased more. |
| 325 | */ |
319 | */ |
| 326 | |
320 | |
| 327 | for ( /* tmp initialised in if, above */ ; tmp; tmp = tmp->below) |
321 | for (tmp = victim->head_ ()->inv; tmp; tmp = tmp->below) |
| 328 | { |
|
|
| 329 | if (tmp->type == SIGN && tmp->name == disease->name && tmp->level >= disease->level) |
322 | if (tmp->type == SIGN && tmp->name == disease->name && tmp->level >= disease->level) |
| 330 | return 0; /* Immune! */ |
323 | return 0; /* Immune! */ |
| 331 | else if (tmp->type == DISEASE && tmp->name == disease->name) |
324 | else if (tmp->type == DISEASE && tmp->name == disease->name) |
| 332 | return 0; /* already diseased */ |
325 | return 0; /* already diseased */ |
| 333 | } |
|
|
| 334 | |
326 | |
| 335 | /* If we've gotten this far, go ahead and infect the victim. */ |
327 | /* If we've gotten this far, go ahead and infect the victim. */ |
|
|
328 | |
| 336 | new_disease = disease->clone (); |
329 | new_disease = disease->clone (); |
|
|
330 | |
| 337 | new_disease->stats.food = disease->stats.maxgrace; |
331 | new_disease->stats.food = disease->stats.maxgrace; |
| 338 | new_disease->value = disease->stats.maxhp; |
332 | new_disease->value = disease->stats.maxhp; |
| 339 | new_disease->stats.wc -= disease->last_grace; /* self-limiting factor */ |
333 | new_disease->stats.wc -= disease->last_grace; /* self-limiting factor */ |
| 340 | |
334 | |
| 341 | /* Unfortunately, set_owner does the wrong thing to the skills pointers |
|
|
| 342 | * resulting in exp going into the owners *current* chosen skill. |
|
|
| 343 | */ |
|
|
| 344 | |
|
|
| 345 | if (disease->owner) |
|
|
| 346 | { |
|
|
| 347 | new_disease->set_owner (disease->owner); |
|
|
| 348 | |
|
|
| 349 | /* Only need to update skill if different */ |
|
|
| 350 | if (new_disease->skill != disease->skill) |
|
|
| 351 | new_disease->skill = disease->skill; |
|
|
| 352 | } |
|
|
| 353 | else |
|
|
| 354 | { /* for diseases which are passed by hitting, set owner and praying skill */ |
|
|
| 355 | if (disease->env && disease->env->type == PLAYER) |
|
|
| 356 | { |
|
|
| 357 | object *player = disease->env; |
|
|
| 358 | |
|
|
| 359 | new_disease->set_owner (player); |
|
|
| 360 | |
|
|
| 361 | /* the skill pointer for these diseases should already be set up - |
|
|
| 362 | * hardcoding in 'praying' is not the right approach. |
|
|
| 363 | */ |
|
|
| 364 | } |
|
|
| 365 | } |
|
|
| 366 | |
|
|
| 367 | insert_ob_in_ob (new_disease, victim->head_ ()); |
|
|
| 368 | /* This appears to be a horrible case of overloading 'NO_PASS' |
335 | /* This appears to be a horrible case of overloading 'NO_PASS' |
| 369 | * for meaning in the diseases. |
336 | * for meaning in the diseases. |
| 370 | */ |
337 | */ |
| 371 | new_disease->move_block = 0; |
338 | new_disease->move_block = 0; |
|
|
339 | |
|
|
340 | // insert before setting the owner |
|
|
341 | victim->head_ ()->insert (new_disease); |
|
|
342 | |
|
|
343 | if (disease->owner) |
|
|
344 | new_disease->set_owner (disease->owner); |
|
|
345 | else if (object *pl = disease->in_player ()) |
|
|
346 | /* for diseases which are passed by hitting, set owner and skill */ |
|
|
347 | new_disease->set_owner (pl); |
|
|
348 | |
| 372 | if (new_disease->owner && new_disease->owner->type == PLAYER) |
349 | if (new_disease->owner && new_disease->owner->type == PLAYER) |
| 373 | { |
350 | { |
| 374 | char buf[128]; |
351 | const char *buf; |
| 375 | |
352 | |
| 376 | /* if the disease has a title, it has a special infection message |
353 | /* if the disease has a title, it has a special infection message |
| 377 | * This messages is printed in the form MESSAGE victim |
354 | * This messages is printed in the form MESSAGE victim |
| 378 | */ |
355 | */ |
| 379 | if (new_disease->title) |
356 | if (new_disease->title) |
| 380 | sprintf (buf, "%s %s!!", &disease->title, &victim->name); |
357 | buf = format ("%s %s!!", &disease->title, &victim->name); |
| 381 | else |
358 | else |
| 382 | sprintf (buf, "You infect %s with your disease, %s!", &victim->name, &new_disease->name); |
359 | buf = format ("You infect %s with your disease, %s!", &victim->name, &new_disease->name); |
| 383 | |
360 | |
| 384 | if (victim->type == PLAYER) |
361 | if (victim->type == PLAYER) |
| 385 | new_draw_info (NDI_UNIQUE | NDI_RED, 0, new_disease->owner, buf); |
362 | new_draw_info (NDI_UNIQUE | NDI_RED, 0, new_disease->owner, buf); |
| 386 | else |
363 | else |
| 387 | new_draw_info (0, 4, new_disease->owner, buf); |
364 | new_draw_info (0, 4, new_disease->owner, buf); |
| … | |
… | |
| 389 | |
366 | |
| 390 | if (victim->type == PLAYER) |
367 | if (victim->type == PLAYER) |
| 391 | new_draw_info (NDI_UNIQUE | NDI_RED, 0, victim, "You suddenly feel ill."); |
368 | new_draw_info (NDI_UNIQUE | NDI_RED, 0, victim, "You suddenly feel ill."); |
| 392 | |
369 | |
| 393 | return 1; |
370 | return 1; |
| 394 | |
|
|
| 395 | } |
371 | } |
| 396 | |
372 | |
| 397 | /* this function monitors the symptoms caused by the disease (if any), |
373 | /* this function monitors the symptoms caused by the disease (if any), |
| 398 | causes symptoms, and modifies existing symptoms in the case of |
374 | causes symptoms, and modifies existing symptoms in the case of |
| 399 | existing diseases. */ |
375 | existing diseases. */ |
| … | |
… | |
| 422 | |
398 | |
| 423 | symptom = find_symptom (disease); |
399 | symptom = find_symptom (disease); |
| 424 | if (!symptom) |
400 | if (!symptom) |
| 425 | { |
401 | { |
| 426 | /* no symptom? need to generate one! */ |
402 | /* no symptom? need to generate one! */ |
| 427 | object *new_symptom; |
|
|
| 428 | |
403 | |
| 429 | /* first check and see if the carrier of the disease is immune. If so, no symptoms! */ |
404 | /* first check and see if the carrier of the disease is immune. If so, no symptoms! */ |
| 430 | if (!is_susceptible_to_disease (victim, disease)) |
405 | if (!is_susceptible_to_disease (victim, disease)) |
| 431 | return 0; |
406 | return 0; |
| 432 | |
407 | |
| 433 | /* check for an actual immunity */ |
408 | /* check for an actual immunity */ |
| 434 | /* do an immunity check */ |
409 | /* do an immunity check */ |
| 435 | if (victim->head) |
410 | for (tmp = victim->head_ ()->inv; tmp; tmp = tmp->below) |
| 436 | tmp = victim->head->inv; |
|
|
| 437 | else |
|
|
| 438 | tmp = victim->inv; |
|
|
| 439 | |
|
|
| 440 | for ( /* tmp initialised in if, above */ ; tmp; tmp = tmp->below) |
|
|
| 441 | if (tmp->type == SIGN) /* possibly an immunity, or diseased */ |
411 | if (tmp->type == SIGN) /* possibly an immunity, or diseased */ |
| 442 | if (tmp->name == disease->name && tmp->level >= disease->level) |
412 | if (tmp->name == disease->name && tmp->level >= disease->level) |
| 443 | return 0; /*Immune! */ |
413 | return 0; /* Immune! */ |
| 444 | |
414 | |
| 445 | new_symptom = get_archetype ("symptom"); |
415 | object *new_symptom = get_archetype ("symptom"); |
| 446 | |
416 | |
| 447 | /* Something special done with dam. We want diseases to be more |
417 | /* Something special done with dam. We want diseases to be more |
| 448 | * random in what they'll kill, so we'll make the damage they |
418 | * random in what they'll kill, so we'll make the damage they |
| 449 | * do random, note, this has a weird effect with progressive diseases. |
419 | * do random, note, this has a weird effect with progressive diseases. |
| 450 | */ |
420 | */ |
| 451 | if (disease->stats.dam != 0) |
421 | if (disease->stats.dam) |
| 452 | { |
422 | { |
| 453 | int dam = disease->stats.dam; |
423 | int dam = disease->stats.dam; |
| 454 | |
424 | |
| 455 | /* reduce the damage, on average, 50%, and making things random. */ |
425 | /* reduce the damage, on average, 50%, and making things random. */ |
| 456 | |
426 | |
| … | |
… | |
| 480 | new_symptom->stats.exp = 0; |
450 | new_symptom->stats.exp = 0; |
| 481 | new_symptom->stats.hp = disease->stats.hp; |
451 | new_symptom->stats.hp = disease->stats.hp; |
| 482 | new_symptom->msg = disease->msg; |
452 | new_symptom->msg = disease->msg; |
| 483 | new_symptom->attacktype = disease->attacktype; |
453 | new_symptom->attacktype = disease->attacktype; |
| 484 | new_symptom->other_arch = disease->other_arch; |
454 | new_symptom->other_arch = disease->other_arch; |
|
|
455 | new_symptom->skill = disease->skill; |
| 485 | |
456 | |
|
|
457 | new_symptom->move_block = 0; |
|
|
458 | |
|
|
459 | victim->head_ ()->insert (new_symptom); |
|
|
460 | |
|
|
461 | // ste owner last, as insert clears owner |
| 486 | new_symptom->set_owner (disease->owner); |
462 | new_symptom->set_owner (disease->owner); |
| 487 | |
463 | |
| 488 | if (new_symptom->skill != disease->skill) |
|
|
| 489 | new_symptom->skill = disease->skill; |
|
|
| 490 | |
|
|
| 491 | new_symptom->move_block = 0; |
|
|
| 492 | insert_ob_in_ob (new_symptom, victim); |
|
|
| 493 | return 1; |
464 | return 1; |
| 494 | } |
465 | } |
| 495 | |
466 | |
| 496 | /* now deal with progressing diseases: we increase the debility |
467 | /* now deal with progressing diseases: we increase the debility |
| 497 | * caused by the symptoms. |
468 | * caused by the symptoms. |
| … | |
… | |
| 532 | object *walk; |
503 | object *walk; |
| 533 | |
504 | |
| 534 | /* Don't give immunity to this disease if last_heal is set. */ |
505 | /* Don't give immunity to this disease if last_heal is set. */ |
| 535 | if (disease->last_heal) |
506 | if (disease->last_heal) |
| 536 | return 0; |
507 | return 0; |
|
|
508 | |
| 537 | /* first, search for an immunity of the same name */ |
509 | /* first, search for an immunity of the same name */ |
| 538 | for (walk = disease->env->inv; walk; walk = walk->below) |
510 | for (walk = disease->env->inv; walk; walk = walk->below) |
| 539 | { |
|
|
| 540 | if (walk->type == 98 && disease->name == walk->name) |
511 | if (walk->type == 98 && disease->name == walk->name) |
| 541 | { |
512 | { |
| 542 | walk->level = disease->level; |
513 | walk->level = disease->level; |
| 543 | return 1; /* just update the existing immunity. */ |
514 | return 1; /* just update the existing immunity. */ |
| 544 | } |
515 | } |
| 545 | } |
516 | |
| 546 | immunity = get_archetype ("immunity"); |
517 | immunity = get_archetype ("immunity"); |
|
|
518 | |
| 547 | immunity->name = disease->name; |
519 | immunity->name = disease->name; |
| 548 | immunity->level = disease->level; |
520 | immunity->level = disease->level; |
| 549 | immunity->move_block = 0; |
521 | immunity->move_block = 0; |
|
|
522 | |
| 550 | insert_ob_in_ob (immunity, disease->env); |
523 | insert_ob_in_ob (immunity, disease->env); |
|
|
524 | |
| 551 | return 1; |
525 | return 1; |
| 552 | |
|
|
| 553 | } |
526 | } |
| 554 | |
527 | |
| 555 | |
528 | |
| 556 | /* make the symptom do the nasty things it does */ |
529 | /* make the symptom do the nasty things it does */ |
| 557 | |
530 | |
| … | |
… | |
| 575 | |
548 | |
| 576 | if (symptom->stats.maxsp > 0) |
549 | if (symptom->stats.maxsp > 0) |
| 577 | sp_reduce = symptom->stats.maxsp; |
550 | sp_reduce = symptom->stats.maxsp; |
| 578 | else |
551 | else |
| 579 | sp_reduce = (int) MAX (1, victim->stats.maxsp * symptom->stats.maxsp / 100.0); |
552 | sp_reduce = (int) MAX (1, victim->stats.maxsp * symptom->stats.maxsp / 100.0); |
|
|
553 | |
| 580 | victim->stats.sp = MAX (0, victim->stats.sp - sp_reduce); |
554 | victim->stats.sp = MAX (0, victim->stats.sp - sp_reduce); |
| 581 | |
555 | |
| 582 | /* create the symptom "other arch" object and drop it here |
556 | /* create the symptom "other arch" object and drop it here |
| 583 | * under every part of the monster |
557 | * under every part of the monster |
| 584 | * The victim may well have died. |
558 | * The victim may well have died. |
| 585 | */ |
559 | */ |
| 586 | |
|
|
| 587 | if (victim->map == NULL) |
560 | if (victim->map) |
| 588 | return 0; |
561 | return 0; |
|
|
562 | |
| 589 | if (symptom->other_arch) |
563 | if (symptom->other_arch) |
| 590 | { |
564 | for (object *tmp = victim->head_ (); tmp; tmp = tmp->more) |
| 591 | object *tmp; |
|
|
| 592 | |
|
|
| 593 | tmp = victim; |
|
|
| 594 | if (tmp->head != NULL) |
|
|
| 595 | tmp = tmp->head; |
|
|
| 596 | for ( /*tmp initialised above */ ; tmp != NULL; tmp = tmp->more) |
|
|
| 597 | { |
565 | { |
| 598 | new_ob = arch_to_object (symptom->other_arch); |
566 | new_ob = arch_to_object (symptom->other_arch); |
| 599 | new_ob->x = tmp->x; |
567 | new_ob->x = tmp->x; |
| 600 | new_ob->y = tmp->y; |
568 | new_ob->y = tmp->y; |
| 601 | new_ob->map = victim->map; |
569 | new_ob->map = victim->map; |
| 602 | insert_ob_in_map (new_ob, victim->map, victim, 0); |
570 | insert_ob_in_map (new_ob, victim->map, victim, 0); |
| 603 | } |
571 | } |
| 604 | } |
572 | |
| 605 | new_draw_info (NDI_UNIQUE | NDI_RED, 0, victim, symptom->msg); |
573 | new_draw_info (NDI_UNIQUE | NDI_RED, 0, victim, symptom->msg); |
| 606 | |
574 | |
| 607 | return 1; |
575 | return 1; |
| 608 | } |
576 | } |
| 609 | |
577 | |
