rune.c File Reference

All rune-related functions. More...

#include <global.h>
#include <sproto.h>
#include <spells.h>

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Defines
#define	sqr(x)   ((x)*(x))
Functions
int	dispel_rune (object *op, object *caster, object *spell, object *skill, int dir)
	Someone is trying to disarm a rune.
static void	rune_attack (object *op, object *victim)
	This function handles those runes which detonate but do not cast spells.
void	spring_trap (object *trap, object *victim)
	This function generalizes attacks by runes/traps.
void	trap_adjust (object *trap, int difficulty)
	Adjust trap difficulty to the map.
int	trap_disarm (object *disarmer, object *trap, int risk, object *skill)
	Try to disarm a trap/rune.
int	trap_see (object *op, object *trap)
	Should op see trap?
int	trap_show (object *trap, object *where)
	Handles showing a trap/rune detonation.
int	write_rune (object *op, object *caster, object *spell, int dir, const char *runename)
	Player is attempting to write a magical rune.

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Detailed Description

All rune-related functions.

Definition in file rune.c.

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Define Documentation

#define sqr

(

x

)

((x)*(x))

Definition at line 43 of file rune.c.

Referenced by trap_disarm().

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Function Documentation

int dispel_rune	(	object *	op,
		object *	caster,
		object *	spell,
		object *	skill,
		int	dir
	)

Someone is trying to disarm a rune.

The actual attempt is done in trap_disarm().

Parameters:

op	object trying to disarm.
caster	object casting the disarm spell.
spell	actual spell for casting.
skill	skill to disarm runes.
dir	direction to disarm.

Return values:

0	rune wasn't disarmed.
1	a rune was disarmed.

Definition at line 323 of file rune.c.

References draw_ext_info(), free_object(), freearr_x, freearr_y, get_map_flags(), GET_MAP_OB, MSG_TYPE_SPELL, MSG_TYPE_SPELL_FAILURE, MSG_TYPE_SPELL_SUCCESS, NDI_UNIQUE, P_OUT_OF_MAP, remove_ob(), RUNE, SIGN, TRAP, and trap_disarm().

Referenced by cast_spell().

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static void rune_attack	(	object *	op,
		object *	victim
	)		[static]

This function handles those runes which detonate but do not cast spells.

Typically, poisoned or diseased runes.

Parameters:

op	rune.
victim	victim of the rune.

Definition at line 197 of file rune.c.

References create_treasure(), DISEASE, free_object(), HAS_RANDOM_ITEMS, hit_map(), hit_player(), infect_object(), and remove_ob().

Referenced by spring_trap().

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void spring_trap	(	object *	trap,
		object *	victim
	)

This function generalizes attacks by runes/traps.

This ought to make it possible for runes to attack from the inventory, it'll spring the trap on the victim.

Parameters:

trap	trap that activates.
victim	victim of the trap.

Definition at line 227 of file rune.c.

References arch_to_object(), cast_spell(), rv_vector::distance, draw_ext_info(), FLAG_ALIVE, FLAG_IS_LINKED, FLAG_IS_USED_UP, free_object(), get_rangevector(), insert_ob_in_map(), MAX, MSG_TYPE_APPLY, MSG_TYPE_APPLY_TRAP, NDI_UNIQUE, object_get_env_recursive(), PLAYER, QUERY_FLAG, remove_ob(), rune_attack(), SET_FLAG, SIGN, SPELL, trap_show(), and use_trigger().

Referenced by attempt_pick_lock(), cfapi_object_spring_trap(), common_trap_type_move_on(), hit_player(), player_attack_door(), save_throw_object(), trap_disarm(), and treasure_type_apply().

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void trap_adjust	(	object *	trap,
		int	difficulty
	)

Adjust trap difficulty to the map.

The default traps are too strong for wimpy level 1 players, and unthreatening to anyone of high level

Parameters:

trap	trap to adjust.
difficulty	map difficulty.

Definition at line 508 of file rune.c.

References AT_DEATH, AT_POISON, and rndm().

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int trap_disarm	(	object *	disarmer,
		object *	trap,
		int	risk,
		object *	skill
	)

Try to disarm a trap/rune.

Parameters:

disarmer	object disarming the trap/rune.
trap	trap to disarm.
risk	if 0, trap/rune won't spring if disarm failure. Else it will spring.
skill	spell used to disarm.

Returns:

experience to award, 0 for failure.

Definition at line 459 of file rune.c.

References destroy_object(), draw_ext_info(), draw_ext_info_format(), MAX, MIN, MSG_TYPE_COMMAND, MSG_TYPE_COMMAND_FAILURE, MSG_TYPE_COMMAND_SUCCESS, NDI_UNIQUE, PLAYER, PREFER_LOW, random_roll(), spring_trap(), and sqr.

Referenced by dispel_rune(), and remove_trap().

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int trap_see	(	object *	op,
		object *	trap
	)

Should op see trap?

Parameters:

op	living that could spot the trap.
trap	trap that is invisible.

Return values:

0	trap wasn't spotted.
1	trap was spotted.

Definition at line 403 of file rune.c.

References draw_ext_info_format(), MAX, MIN, MSG_TYPE_COMMAND, MSG_TYPE_COMMAND_SUCCESS, NDI_UNIQUE, PREFER_HIGH, and random_roll().

Referenced by find_traps().

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int trap_show	(	object *	trap,
		object *	where
	)

Handles showing a trap/rune detonation.

Parameters:

trap	trap that detonates.
where	object at the location to detonate.

Return values:

0	no animation inserted.
1	animation inserted.

Definition at line 431 of file rune.c.

References create_archetype(), GET_ANIMATION, insert_ob_in_map(), and new_faces.

Referenced by find_traps(), remove_trap(), and spring_trap().

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int write_rune	(	object *	op,
		object *	caster,
		object *	spell,
		int	dir,
		const char *	runename
	)

Player is attempting to write a magical rune.

This function does all checks for paths, sp/gr, ...

Parameters:

op	rune writer.
caster	object used for casting this rune.
spell	writing spell.
dir	orientation of rune, direction rune's contained spell will be cast in, if applicable
runename	name of the rune or message displayed by the rune for a rune of marking.

Return values:

0	no rune was written.
1	rune written.

Definition at line 66 of file rune.c.

References add_string(), arch_to_object(), blank_face, caster_level(), copy_object(), create_archetype(), draw_ext_info(), draw_ext_info_format(), freearr_x, freearr_y, GENERIC_RUNE, get_map_flags(), GET_MAP_OB, get_object(), insert_ob_in_map(), insert_ob_in_ob(), item_matched_string(), MAX_BUF, MSG_TYPE_SPELL, MSG_TYPE_SPELL_ERROR, NDI_UNIQUE, RUNE, set_owner(), set_spell_skill(), snprintf(), SP_level_spellpoint_cost(), SPELL, SPELL_GRACE, and SPELL_MANA.

Referenced by cast_spell().

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