summaryrefslogtreecommitdiff
path: root/src/spells4.cc
blob: 75f836a076e2570a50576232ef43ba5c6b271d67 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
#include "angband.h"

#include "cave.hpp"
#include "cmd5.hpp"
#include "gods.hpp"
#include "lua_bind.hpp"
#include "spell_type.hpp"
#include "spell_idx_list.hpp"
#include "spells3.hpp"
#include "spells5.hpp"

#include <algorithm>
#include <cassert>
#include <sstream>

school_book_type school_books[SCHOOL_BOOKS_SIZE];

s32b SCHOOL_AIR;
s32b SCHOOL_AULE;
s32b SCHOOL_CONVEYANCE;
s32b SCHOOL_DEMON;
s32b SCHOOL_DEVICE;
s32b SCHOOL_DIVINATION;
s32b SCHOOL_EARTH;
s32b SCHOOL_ERU;
s32b SCHOOL_FIRE;
s32b SCHOOL_GEOMANCY;
s32b SCHOOL_MANA;
s32b SCHOOL_MANDOS;
s32b SCHOOL_MANWE;
s32b SCHOOL_MELKOR;
s32b SCHOOL_META;
s32b SCHOOL_MIND;
s32b SCHOOL_MUSIC;
s32b SCHOOL_NATURE;
s32b SCHOOL_TEMPORAL;
s32b SCHOOL_TULKAS;
s32b SCHOOL_UDUN;
s32b SCHOOL_ULMO;
s32b SCHOOL_VARDA;
s32b SCHOOL_WATER;
s32b SCHOOL_YAVANNA;

static bool_ uses_piety_to_cast(int s)
{
	return spell_type_uses_piety_to_cast(spell_at(s));
}

/** Describe what type of energy the spell uses for casting */
cptr get_power_name(s32b s)
{
	return uses_piety_to_cast(s) ? "piety" : "mana";
}

/* Changes the amount of power(mana, piety, whatever) for the spell */
void adjust_power(s32b s, s32b amount)
{
	if (uses_piety_to_cast(s))
	{
		inc_piety(GOD_ALL, amount);
	}
	else
	{
		increase_mana(amount);
	}
}

/* Return the amount of power available for casting spell */
s32b get_power(s32b s)
{
	return uses_piety_to_cast(s) ? p_ptr->grace : p_ptr->csp;
}

/* Output the describtion when it is used as a spell */
void print_spell_desc(int s, int y)
{
	spell_type *spell = spell_at(s);

	spell_type_description_foreach(spell,
				       [&y] (std::string const &text) -> void {
					       c_prt(TERM_L_BLUE, text.c_str(), y, 0);
					       y += 1;
				       });

	if (spell_type_uses_piety_to_cast(spell))
	{
		c_prt(TERM_L_WHITE, "It uses piety to cast.", y, 0);
		y++;
	}

	if (spell_type_castable_while_blind(spell))
	{
		c_prt(TERM_ORANGE, "It is castable even while blinded.", y, 0);
		y++;
	}

	if (spell_type_castable_while_confused(spell))
	{
		c_prt(TERM_ORANGE, "It is castable even while confused.", y, 0);
		y++;
	}
}

school_book_type *school_books_at(int i)
{
	assert(i >= 0);
	assert(i < SCHOOL_BOOKS_SIZE);
	return &school_books[i];
}

static void school_book_init(school_book_type *school_book)
{
	school_book->spell_idx_list = new spell_idx_list();
}

void school_book_add_spell(school_book_type *school_book, s32b spell_idx)
{
	assert(school_book != nullptr);
	assert(school_book->spell_idx_list != nullptr);
	school_book->spell_idx_list->v.push_back(spell_idx);
}

int school_book_length(int sval)
{
	school_book_type *school_book = school_books_at(sval);

	if (sval == BOOK_RANDOM)
	{
		return 1;
	}

	return school_book->spell_idx_list->v.size();
}

int spell_x(int sval, int pval, int i)
{
	assert(i >= 0);

	if (sval == BOOK_RANDOM)
	{
		return pval;
	}
	else
	{
		school_book_type *school_book = school_books_at(sval);
		return school_book->spell_idx_list->v.at(i);
	}
}

bool_ school_book_contains_spell(int sval, s32b spell_idx)
{
	random_book_setup(sval, spell_idx);
	school_book_type *school_book = school_books_at(sval);
	return (school_book->spell_idx_list->v.end() !=
			std::find(school_book->spell_idx_list->v.begin(),
				school_book->spell_idx_list->v.end(),
				spell_idx));
}

void push_spell(int book_idx, s32b spell_idx)
{
	school_book_type *school_book = school_books_at(book_idx);
	assert(school_book != NULL);
	school_book_add_spell(school_book, spell_idx);
}

void init_school_books()
{
	int i;

	/* Initialize the new school books */
	for (i = 0; i<SCHOOL_BOOKS_SIZE; i++)
	{
		school_book_init(&school_books[i]);
	}

	/* Note: We're adding the spells in the reverse order that
	   they appear in each book. This is because the list 
	   operations insert at the front. */

	/* Create the crystal of mana */
	push_spell(TOME_MANA, MANASHIELD);
	push_spell(TOME_MANA, RESISTS);
	push_spell(TOME_MANA, DELCURSES);
	push_spell(TOME_MANA, MANATHRUST);

	/* The book of the eternal flame */
	push_spell(TOME_FIRE, FIERYAURA);
	push_spell(TOME_FIRE, FIREWALL);
	push_spell(TOME_FIRE, FIREFLASH);
	push_spell(TOME_FIRE, FIREGOLEM);
	push_spell(TOME_FIRE, GLOBELIGHT);

	/* The book of the blowing winds */
	push_spell(TOME_WINDS, THUNDERSTORM);
	push_spell(TOME_WINDS, AIRWINGS);
	push_spell(TOME_WINDS, STERILIZE);
	push_spell(TOME_WINDS, INVISIBILITY);
	push_spell(TOME_WINDS, POISONBLOOD);
	push_spell(TOME_WINDS, NOXIOUSCLOUD);

	/* The book of the impenetrable earth */
	push_spell(TOME_EARTH, STRIKE);
	push_spell(TOME_EARTH, SHAKE);
	push_spell(TOME_EARTH, STONEPRISON);
	push_spell(TOME_EARTH, DIG);
	push_spell(TOME_EARTH, STONESKIN);

	/* The book of the unstopable wave */
	push_spell(TOME_WATER, ICESTORM);
	push_spell(TOME_WATER, TIDALWAVE);
	push_spell(TOME_WATER, ENTPOTION);
	push_spell(TOME_WATER, VAPOR);
	push_spell(TOME_WATER, GEYSER);

	/* Create the book of translocation */
	push_spell(TOME_TRANSLOCATION, PROBABILITY_TRAVEL);
	push_spell(TOME_TRANSLOCATION, RECALL);
	push_spell(TOME_TRANSLOCATION, TELEAWAY);
	push_spell(TOME_TRANSLOCATION, TELEPORT);
	push_spell(TOME_TRANSLOCATION, DISARM);
	push_spell(TOME_TRANSLOCATION, BLINK);

	/* Create the book of the tree */
	if (game_module_idx == MODULE_THEME)
	{
		push_spell(TOME_NATURE, GROW_ATHELAS);
	}
	push_spell(TOME_NATURE, SUMMONANNIMAL);
	push_spell(TOME_NATURE, REGENERATION);
	push_spell(TOME_NATURE, RECOVERY);
	push_spell(TOME_NATURE, HEALING);
	push_spell(TOME_NATURE, GROWTREE);

	/* Create the book of Knowledge */
	push_spell(TOME_KNOWLEDGE, STARIDENTIFY);
	push_spell(TOME_KNOWLEDGE, VISION);
	push_spell(TOME_KNOWLEDGE, IDENTIFY);
	push_spell(TOME_KNOWLEDGE, REVEALWAYS);
	push_spell(TOME_KNOWLEDGE, SENSEHIDDEN);
	push_spell(TOME_KNOWLEDGE, SENSEMONSTERS);

	/* Create the book of the Time */
	push_spell(TOME_TIME, BANISHMENT);
	push_spell(TOME_TIME, ESSENCESPEED);
	push_spell(TOME_TIME, SLOWMONSTER);
	push_spell(TOME_TIME, MAGELOCK);

	/* Create the book of meta spells */
	push_spell(TOME_META, INERTIA_CONTROL);
	push_spell(TOME_META, TRACKER);
	push_spell(TOME_META, SPELLBINDER);
	push_spell(TOME_META, DISPERSEMAGIC);
	push_spell(TOME_META, RECHARGE);

	/* Create the book of the mind */
	push_spell(TOME_MIND, STUN);
	push_spell(TOME_MIND, ARMOROFFEAR);
	push_spell(TOME_MIND, CONFUSE);
	push_spell(TOME_MIND, CHARM);

	/* Create the book of hellflame */
	push_spell(TOME_HELLFLAME, FLAMEOFUDUN);
	push_spell(TOME_HELLFLAME, WRAITHFORM);
	push_spell(TOME_HELLFLAME, GENOCIDE);
	push_spell(TOME_HELLFLAME, DRAIN);

	/* Create the book of eru */
	push_spell(TOME_ERU, ERU_PROT);
	push_spell(TOME_ERU, ERU_UNDERSTAND);
	push_spell(TOME_ERU, ERU_LISTEN);
	push_spell(TOME_ERU, ERU_SEE);

	/* Create the book of manwe */
	push_spell(TOME_MANWE, MANWE_AVATAR);
	push_spell(TOME_MANWE, MANWE_CALL);
	push_spell(TOME_MANWE, MANWE_SHIELD);
	push_spell(TOME_MANWE, MANWE_BLESS);

	/* Create the book of tulkas */
	push_spell(TOME_TULKAS, TULKAS_WAVE);
	push_spell(TOME_TULKAS, TULKAS_SPIN);
	push_spell(TOME_TULKAS, TULKAS_AIM);

	/* Create the book of melkor */
	push_spell(TOME_MELKOR, MELKOR_MIND_STEAL);
	push_spell(TOME_MELKOR, MELKOR_CORPSE_EXPLOSION);
	push_spell(TOME_MELKOR, MELKOR_CURSE);

	/* Create the book of yavanna */
	push_spell(TOME_YAVANNA, YAVANNA_UPROOT);
	push_spell(TOME_YAVANNA, YAVANNA_WATER_BITE);
	push_spell(TOME_YAVANNA, YAVANNA_TREE_ROOTS);
	push_spell(TOME_YAVANNA, YAVANNA_GROW_GRASS);
	push_spell(TOME_YAVANNA, YAVANNA_CHARM_ANIMAL);

	/* Create the book of beginner's cantrip */
	push_spell(BOOK_CANTRIPS, SENSEHIDDEN);
	push_spell(BOOK_CANTRIPS, SENSEMONSTERS);
	push_spell(BOOK_CANTRIPS, BLINK);
	push_spell(BOOK_CANTRIPS, ENTPOTION);
	push_spell(BOOK_CANTRIPS, GLOBELIGHT);
	push_spell(BOOK_CANTRIPS, MANATHRUST);

	/* Create the book of teleporatation */
	push_spell(BOOK_TELEPORTATION, TELEAWAY);
	push_spell(BOOK_TELEPORTATION, TELEPORT);
	push_spell(BOOK_TELEPORTATION, BLINK);

	/* Create the book of summoning */
	push_spell(BOOK_SUMMONING, SUMMONANNIMAL);
	push_spell(BOOK_SUMMONING, FIREGOLEM);

	/* Create the Armageddon Demonblade */
	push_spell(BOOK_DEMON_SWORD, DEMON_FIELD);
	push_spell(BOOK_DEMON_SWORD, DEMON_MADNESS);
	push_spell(BOOK_DEMON_SWORD, DEMON_BLADE);

	/* Create the Shield Demonblade */
	push_spell(BOOK_DEMON_SHIELD, UNHOLY_WORD);
	push_spell(BOOK_DEMON_SHIELD, DEMON_CLOAK);
	push_spell(BOOK_DEMON_SHIELD, DOOM_SHIELD);

	/* Create the Control Demonblade */
	push_spell(BOOK_DEMON_HELM, CONTROL_DEMON);
	push_spell(BOOK_DEMON_HELM, DISCHARGE_MINION);
	push_spell(BOOK_DEMON_HELM, DEMON_SUMMON);

	/* Create the Drums */
	push_spell(BOOK_DRUMS, MUSIC_STUN);
	push_spell(BOOK_DRUMS, MUSIC_CONF);
	push_spell(BOOK_DRUMS, MUSIC_HOLD);
	push_spell(BOOK_DRUMS, MUSIC_STOP);

	/* Create the Harps */
	push_spell(BOOK_HARPS, MUSIC_MIND);
	push_spell(BOOK_HARPS, MUSIC_TIME);
	push_spell(BOOK_HARPS, MUSIC_HEAL);
	push_spell(BOOK_HARPS, MUSIC_HERO);
	push_spell(BOOK_HARPS, MUSIC_LITE);
	push_spell(BOOK_HARPS, MUSIC_STOP);

	/* Create the Horns */
	push_spell(BOOK_HORNS, MUSIC_AMBARKANTA);
	push_spell(BOOK_HORNS, MUSIC_YLMIR);
	push_spell(BOOK_HORNS, MUSIC_WIND);
	push_spell(BOOK_HORNS, MUSIC_BLOW);
	push_spell(BOOK_HORNS, MUSIC_STOP);

	/* Book of the Player, filled in by the Library Quest */
	push_spell(BOOK_PLAYER, -1);

	/* Geomancy spells, not a real book */
	push_spell(BOOK_GEOMANCY, ELEMENTAL_MINION);
	push_spell(BOOK_GEOMANCY, GROW_BARRIER);
	push_spell(BOOK_GEOMANCY, DRIPPING_TREAD);
	push_spell(BOOK_GEOMANCY, GEOLYSIS);
	push_spell(BOOK_GEOMANCY, VAPORIZE);
	push_spell(BOOK_GEOMANCY, ELEMENTAL_WAVE);
	push_spell(BOOK_GEOMANCY, CHANNEL_ELEMENTS);
	push_spell(BOOK_GEOMANCY, CALL_THE_ELEMENTS);

	if (game_module_idx == MODULE_THEME)
	{
		/* Aule */
		push_spell(BOOK_AULE, AULE_CHILD);
		push_spell(BOOK_AULE, AULE_ENCHANT_ARMOUR);
		push_spell(BOOK_AULE, AULE_ENCHANT_WEAPON);
		push_spell(BOOK_AULE, AULE_FIREBRAND);

		/* Varda */
		push_spell(BOOK_VARDA, VARDA_STARKINDLER);
		push_spell(BOOK_VARDA, VARDA_EVENSTAR);
		push_spell(BOOK_VARDA, VARDA_CALL_ALMAREN);
		push_spell(BOOK_VARDA, VARDA_LIGHT_VALINOR);

		/* Ulmo */
		push_spell(BOOK_ULMO, ULMO_WRATH);
		push_spell(BOOK_ULMO, ULMO_CALL_ULUMURI);
		push_spell(BOOK_ULMO, ULMO_DRAUGHT_ULMONAN);
		push_spell(BOOK_ULMO, ULMO_BELEGAER);

		/* Mandos */
		push_spell(BOOK_MANDOS, MANDOS_CALL_HALLS);
		push_spell(BOOK_MANDOS, MANDOS_TALE_DOOM);
		push_spell(BOOK_MANDOS, MANDOS_SPIRIT_FEANTURI);
		push_spell(BOOK_MANDOS, MANDOS_TEARS_LUTHIEN);
    	}

	/* Random spell book; just initialize to anything */
	push_spell(BOOK_RANDOM, -1);
}

void random_book_setup(s16b sval, s32b spell_idx)
{
	if (sval == BOOK_RANDOM)
	{
		school_book_type *school_book = school_books_at(sval);
		school_book->spell_idx_list->v.at(0) = spell_idx;
	}
}

static std::string spell_school_name(spell_type *spell)
{
	std::ostringstream buf;
	bool first = true;

	for (s32b school_idx : spell_type_get_schools(spell))
	{
		school_type *school = school_at(school_idx);
		// Add separator?
		if (first)
		{
			first = false; // Skip separator
		}
		else
		{
			buf << "/";
		}
		// Put in the school's name
		buf << school->name;
	}

	return buf.str();
}

int print_spell(cptr label_, byte color, int y, s32b s)
{
	s32b level;
	bool_ na;
	spell_type *spell = spell_at(s);
	cptr spell_info = spell_type_info(spell);
	cptr label = (label_ == NULL) ? "" : label_;
	char level_str[8] = "n/a";
	char buf[128];

	get_level_school(spell, 50, -50, &level, &na);

	std::string sch_str(spell_school_name(spell));

	if (!na)
	{
		sprintf(level_str, "%3d", (int) level);
	}

	sprintf(buf, "%s%-20s%-16s   %s %4d %3d%% %s",
		label,
		spell_type_name(spell_at(s)),
		sch_str.c_str(),
		level_str,
		get_mana(s),
		(int) spell_chance_book(s),
		spell_info);
	c_prt(color, buf, y, 0);

	return y + 1;
}

int print_book(s16b sval, s32b pval, object_type *obj)
{
	int y = 2;
	int i;
	school_book_type *school_book;

	random_book_setup(sval, pval);

	school_book = school_books_at(sval);

	/* Parse all spells */
	i = 0;
	for (auto spell_idx : school_book->spell_idx_list->v)
	{
		byte color = TERM_L_DARK;
		bool_ is_ok;
		char label[8];

		is_ok = is_ok_spell(spell_idx, obj);
		if (is_ok)
		{
			color = (get_mana(spell_idx) > get_power(spell_idx)) ? TERM_ORANGE : TERM_L_GREEN;
		}

		sprintf(label, "%c) ", 'a' + i);

		y = print_spell(label, color, y, spell_idx);
		i++;
	}

	prt(format("   %-20s%-16s Level Cost Fail Info", "Name", "School"), 1, 0);
	return y;
}

void lua_cast_school_spell(s32b s, bool_ no_cost)
{
	bool_ use = FALSE;
	spell_type *spell = spell_at(s);

	/* No magic? */
	if (p_ptr->antimagic > 0)
	{
		msg_print("Your anti-magic field disrupts any magic attempts.");
		return;
	}

	/* No magic? */
	if (p_ptr->anti_magic)
	{
		msg_print("Your anti-magic shell disrupts any magic attempts.");
		return;
	}

	/* if it costs something then some condition must be met */
	if (!no_cost)
	{
	 	/* Require lite */
		if (!spell_type_castable_while_blind(spell) &&
		    ((p_ptr->blind > 0) || no_lite()))
		{
			msg_print("You cannot see!");
			return;
		}

		/* Not when confused */
		if (!spell_type_castable_while_confused(spell) &&
		    (p_ptr->confused > 0))
		{
			msg_print("You are too confused!");
			return;
		}

		/* Enough mana */
		if (get_mana(s) > get_power(s))
		{
			char buf[128];
			sprintf(buf,
				"You do not have enough %s, do you want to try anyway?",
				get_power_name(s));

			if (!get_check(buf))
			{
				return;
			}
		}
	
		/* Invoke the spell effect */
		if (!magik(spell_chance_book(s)))
		{
			use = (spell_type_produce_effect(spell) != NO_CAST);
		}
		else
		{
			use  = TRUE;

			/* failures are dangerous; we'll flush the input buffer
			   so it isn't missed. */
			if (flush_failure)
			{
				flush();
			}

			msg_print("You failed to get the spell off!");
		}
	}
	else
	{
		spell_type_produce_effect(spell);
	}

	/* Use the mana/piety */
	if (use == TRUE)
	{
		/* Reduce mana */
		adjust_power(s, -get_mana(s));

		/* Take a turn */
		energy_use = is_magestaff() ? 80 : 100;
	}

	/* Refresh player */
	p_ptr->redraw |= PR_FRAME;
	p_ptr->window |= PW_PLAYER;
}