player-spell.h File Reference

Spell and prayer casting/praying. More...

Go to the source code of this file.

Functions
void	player_spells_init (struct player *p)
	Initialise player spells. More...
void	player_spells_free (struct player *p)
	Free player spells. More...
const struct class_book *	object_to_book (const struct object *obj)
	Get the spellbook structure from an object which is a book the player can cast from. More...
const struct class_spell *	spell_by_index (int index)
int	spell_collect_from_book (const struct object *obj, int **spells)
	Collect spells from a book into the spells[] array, allocating appropriate memory. More...
int	spell_book_count_spells (const struct object *obj, bool(*tester)(int spell_index))
bool	spell_okay_list (bool(*spell_test)(int spell_index), const int spells[], int n_spells)
bool	spell_okay_to_cast (int spell_index)
	True if the spell is castable. More...
bool	spell_okay_to_study (int spell_index)
	True if the spell can be studied. More...
bool	spell_okay_to_browse (int spell_index)
	True if the spell is browsable. More...
s16b	spell_chance (int spell_index)
	Returns chance of failure for a spell. More...
void	spell_learn (int spell_index)
	Learn the specified spell. More...
bool	spell_cast (int spell_index, int dir)
	Cast the specified spell. More...
void	get_spell_info (int index, char *buf, size_t len)
bool	cast_spell (int tval, int index, int dir)
bool	spell_needs_aim (int spell_index)
expression_base_value_f	spell_value_base_by_name (const char *name)

Detailed Description

Spell and prayer casting/praying.

Copyright (c) 1997 Ben Harrison, James E. Wilson, Robert A. Koeneke

This work is free software; you can redistribute it and/or modify it under the terms of either:

a) the GNU General Public License as published by the Free Software Foundation, version 2, or

b) the "Angband licence": This software may be copied and distributed for educational, research, and not for profit purposes provided that this copyright and statement are included in all such copies. Other copyrights may also apply.

Function Documentation

cast_spell()

bool cast_spell	(	int	tval,
		int	index,
		int	dir
	)

get_spell_info()

void get_spell_info	(	int	index,
		char *	buf,
		size_t	len
	)

References spell_append_value_info().

Referenced by spell_menu_display().

object_to_book()

const struct class_book* object_to_book

(

const struct object *

obj

)

Get the spellbook structure from an object which is a book the player can cast from.

References class_magic::books, player::class, i, player_class::magic, NULL, class_magic::num_books, class_book::sval, object::sval, class_book::tval, and object::tval.

Referenced by do_cmd_study_book(), player_book_has_unlearned_spells(), spell_book_count_spells(), and spell_collect_from_book().

player_spells_free()

void player_spells_free

(

struct player *

p

)

Free player spells.

References mem_free(), player::spell_flags, and player::spell_order.

Referenced by cleanup_player().

player_spells_init()

void player_spells_init

(

struct player *

p

)

Initialise player spells.

References player::class, i, player_class::magic, mem_zalloc(), player::spell_flags, player::spell_order, and class_magic::total_spells.

Referenced by do_cmd_accept_character(), and rd_player_spells().

spell_book_count_spells()

int spell_book_count_spells	(	const struct object *	obj,
		bool(*)(int spell_index)	tester
	)

spell_by_index()

const struct class_spell* spell_by_index

(

int

index

)

References class_magic::books, player::class, player_class::magic, NULL, class_book::num_spells, class_book::spells, and class_magic::total_spells.

Referenced by calc_spells(), do_cmd_cast(), spell_append_value_info(), spell_cast(), spell_chance(), spell_learn(), spell_menu_browser(), spell_menu_display(), spell_needs_aim(), spell_okay_to_browse(), and spell_okay_to_study().

spell_cast()

bool spell_cast	(	int	spell_index,
		int	dir
	)

Cast the specified spell.

References beam_chance(), player::csp, player::csp_frac, class_spell::effect, effect_do(), EVENT_INPUT_FLUSH, event_signal(), mem_free(), mem_zalloc(), msg, NULL, player_exp_gain(), player_inc_timed(), player_stat_dec(), PR_MANA, PR_OBJECT, PY_SPELL_WORKED, randint0, randint1, player_upkeep::redraw, class_spell::sexp, class_spell::slevel, class_spell::smana, sound(), source_player(), spell_by_index(), spell_chance(), player::spell_flags, player::upkeep, and void().

Referenced by do_cmd_cast().

spell_chance()

s16b spell_chance

(

int

spell_index

)

Returns chance of failure for a spell.

References player::class, player::csp, fail_adjust(), player_state::icky_wield, player::lev, player_class::magic, min_fail(), player_has, player_of_has(), class_spell::sfail, class_spell::slevel, class_spell::smana, spell_by_index(), class_magic::spell_realm, player::state, and player::timed.

Referenced by spell_cast(), and spell_menu_display().

spell_collect_from_book()

int spell_collect_from_book	(	const struct object *	obj,
		int **	spells
	)

Collect spells from a book into the spells[] array, allocating appropriate memory.

References i, mem_zalloc(), class_book::num_spells, object_to_book(), class_spell::sidx, and class_book::spells.

Referenced by spell_menu_new().

spell_learn()

void spell_learn

(

int

spell_index

)

Learn the specified spell.

References player::class, i, player_class::magic, msg, msgt(), player_upkeep::new_spells, PLURAL, PR_OBJECT, PR_STUDY, PY_SPELL_LEARNED, player_upkeep::redraw, spell_by_index(), player::spell_flags, magic_realm::spell_noun, player::spell_order, class_magic::spell_realm, class_magic::total_spells, and player::upkeep.

Referenced by do_cmd_study_book(), and do_cmd_study_spell().

spell_needs_aim()

bool spell_needs_aim

(

int

spell_index

)

References class_spell::effect, effect_aim(), and spell_by_index().

Referenced by do_cmd_cast().

spell_okay_list()

bool spell_okay_list	(	bool(*)(int spell_index)	spell_test,
		const int	spells[],
		int	n_spells
	)

spell_okay_to_browse()

bool spell_okay_to_browse

(

int

spell_index

)

True if the spell is browsable.

References class_spell::slevel, and spell_by_index().

Referenced by textui_book_browse().

spell_okay_to_cast()

bool spell_okay_to_cast

(

int

spell_index

)

True if the spell is castable.

References PY_SPELL_LEARNED, and player::spell_flags.

Referenced by do_cmd_cast(), and obj_can_cast_from().

spell_okay_to_study()

bool spell_okay_to_study

(

int

spell_index

)

True if the spell can be studied.

References player::lev, PY_SPELL_LEARNED, class_spell::slevel, spell_by_index(), and player::spell_flags.

Referenced by do_cmd_study_book(), do_cmd_study_spell(), obj_can_study(), and player_book_has_unlearned_spells().

spell_value_base_by_name()

expression_base_value_f spell_value_base_by_name

(

const char *

name

)

References my_stricmp(), name, NULL, spell_value_base_dungeon_level(), spell_value_base_food_faint(), spell_value_base_food_starve(), spell_value_base_max_sight(), spell_value_base_player_level(), spell_value_base_spell_power(), and spell_value_base_weapon_damage().

Referenced by parse_act_expr(), parse_class_expr(), parse_curse_expr(), parse_mon_spell_expr(), parse_object_expr(), parse_trap_expr(), and parse_trap_expr_xtra().