This graph shows which files directly or indirectly include this file:

Data Structures
struct	MapSpace
	This structure contains all information related to one map square. More...

struct	mapstruct
	This is a game-map. More...

struct	region
	This is a game region. More...

struct	rv_vector
	This is used by get_rangevector to determine where the other creature is. More...

struct	shopitems
	Shop-related information for a map. More...

Macros
#define	AB_NO_PASS 0x04

#define	GET_MAP_FACE_OBJ(M, X, Y, L) (map_space(M, X, Y)->faces_obj[L])
	Gets the layer face of specified square. More...

#define	GET_MAP_FACE_OBJS(M, X, Y) (map_space(M, X, Y)->faces_obj)
	Returns the layers array so update_position can just copy the entire array over. More...

#define	GET_MAP_FLAGS(M, X, Y) (map_space(M, X, Y)->flags)
	Gets map flags. More...

#define	GET_MAP_LIGHT(M, X, Y) (map_space(M, X, Y)->light)
	Gets map light. More...

#define	GET_MAP_MOVE_BLOCK(M, X, Y) (map_space(M, X, Y)->move_block)
	Gets the blocking state of a square. More...

#define	GET_MAP_MOVE_OFF(M, X, Y) (map_space(M, X, Y)->move_off)
	Gets the move_off state of a square. More...

#define	GET_MAP_MOVE_ON(M, X, Y) (map_space(M, X, Y)->move_on)
	Gets the move_on state of a square. More...

#define	GET_MAP_MOVE_SLOW(M, X, Y) (map_space(M, X, Y)->move_slow)
	Gets the slowing state of a square. More...

#define	GET_MAP_OB(M, X, Y) (map_space(M, X, Y)->bottom)
	Gets the bottom object on a map. More...

#define	GET_MAP_PLAYER(M, X, Y) (map_space(M, X, Y)->pl)

#define	GET_MAP_TOP(M, X, Y) (map_space(M, X, Y)->top)
	Gets the top object on a map. More...

#define	MAGIC_MAP_HALF MAGIC_MAP_SIZE/2

#define	MAGIC_MAP_SIZE 50

#define	MAP_DARKNESS(m) (m)->darkness
	Map darkness level (0-MAX_DARKNESS) More...

#define	MAP_DIFFICULTY(m) ((m)->difficulty)

#define	MAP_ENTER_X(m) (m)->enter_x
	Default X coordinate for map enter. More...

#define	MAP_ENTER_Y(m) (m)->enter_y
	Default Y coordinate for map enter. More...

#define	MAP_FLUSH 0x1
	Always load map from the map directory, and don't do unique items or the like. More...

#define	MAP_HEIGHT(m) (m)->height
	Map height. More...

#define	MAP_IN_MEMORY 1
	Map is fully loaded. More...

#define	MAP_LAYER_FLOOR 0

#define	MAP_LAYER_FLY1 8
	Flying objects - creatures, spells. More...

#define	MAP_LAYER_FLY2 9
	Arrows, etc. More...

#define	MAP_LAYER_ITEM1 3
	Items that can be picked up. More...

#define	MAP_LAYER_ITEM2 4

#define	MAP_LAYER_ITEM3 5

#define	MAP_LAYER_LIVING1 6
	Living creatures. More...

#define	MAP_LAYER_LIVING2 7

#define	MAP_LAYER_NO_PICK1 1
	Non pickable ground objects. More...

#define	MAP_LAYER_NO_PICK2 2
	Non pickable ground objects. More...

#define	MAP_LAYERS 10
	This correspondes to the map layers in the map2 protocol. More...

#define	MAP_LOADING 3
	This map is being loaded. More...

#define	MAP_NO_DIFFICULTY 0x4
	If set then don't compute a map difficulty if it is 0. More...

#define	MAP_NOSMOOTH(m) (m)->nosmooth

#define	MAP_OUTDOORS(m) ((m)->outdoor)

#define	MAP_OVERLAY 0x10
	Map to load is an overlay. More...

#define	MAP_PLAYER_UNIQUE 0x2
	This map is player-specific. More...

#define	MAP_RESET_TIMEOUT(m) ((m)->reset_timeout)

#define	MAP_SAVING 4
	Map being saved. More...

#define	MAP_SIZE(m) map_size(m)
	Convenient function - total number of spaces is used in many places. More...

#define	MAP_STYLE 0x8
	Active objects shouldn't be put on active list. More...

#define	MAP_SWAPPED 2
	Map spaces have been saved to disk. More...

#define	MAP_TIMEOUT(m) ((m)->timeout)

#define	MAP_TYPE_CHOICE 3
	Choice of maps presented to player. More...

#define	MAP_TYPE_DEFAULT 2
	If no map is specified, where character starts. More...

#define	MAP_TYPE_LEGACY 1
	For old character creation method. More...

#define	MAP_WHEN_RESET(m) ((m)->reset_time)
	This is when the map will reset. More...

#define	MAP_WIDTH(m) (m)->width
	Map width. More...

#define	OUT_OF_REAL_MAP(M, X, Y) ((X) < 0 \|\| (Y) < 0 \|\| (X) >= (M)->width \|\| (Y) >= (M)->height)
	Checks if a square is out of the map. More...

#define	P_BLOCKSVIEW 0x01
	This spot blocks the player's view. More...

#define	P_IS_ALIVE 0x10
	Something alive is on this space. More...

#define	P_NEED_UPDATE 0x40
	This space is out of date. More...

#define	P_NEW_MAP 0x200
	Coordinates passed result in a new tiled map. More...

#define	P_NO_CLERIC 0x20
	No clerical spells cast here. More...

#define	P_NO_ERROR 0x80
	Purely temporary - if set, update_position does not complain if the flags are different. More...

#define	P_NO_MAGIC 0x02
	Spells (some) can't pass this object. More...

#define	P_OUT_OF_MAP 0x100
	This space is outside the map. More...

#define	P_PLAYER 0x08
	There is a player on this space. More...

#define	SAVE_ERROR_CLOSE -6
	Close error for regular file. More...

#define	SAVE_ERROR_NO_PATH -4
	Map had no path set. More...

#define	SAVE_ERROR_NOT_IN_MEMORY -10
	Map to swap isn't in memory. More...

#define	SAVE_ERROR_OK 0
	No error. More...

#define	SAVE_ERROR_PLAYER -11
	Player on map to save. More...

#define	SAVE_ERROR_RCREATION -1
	Couldn't create the regular save file. More...

#define	SAVE_ERROR_UCREATION -2
	Couldn't create the file for unique objects. More...

#define	SAVE_ERROR_URENAME -5
	Couldn't rename unique temporary file. More...

#define	SAVE_ERROR_WRITE -3
	Write error. More...

#define	SAVE_FLAG_NO_REMOVE 2
	If set, objects are not removed while saving. More...

#define	SAVE_FLAG_SAVE_UNPAID 1
	If set, unpaid items will be saved. More...

#define	SAVE_MODE_INPLACE 1
	Map is saved from where it was loaded. More...

#define	SAVE_MODE_NORMAL 0
	No special handling. More...

#define	SAVE_MODE_OVERLAY 2
	Map is persisted as an overlay. More...

#define	SET_MAP_FACE_OBJ(M, X, Y, C, L) (map_space(M, X, Y)->faces_obj[L] = C)
	Sets the layer face of specified square. More...

#define	SET_MAP_FLAGS(M, X, Y, C) (map_space(M, X, Y)->flags = C)
	Sets map flags. More...

#define	SET_MAP_LIGHT(M, X, Y, L) (map_space(M, X, Y)->light = L)
	Sets map light. More...

#define	SET_MAP_MOVE_BLOCK(M, X, Y, C) (map_space(M, X, Y)->move_block = C)
	Sets the blocking state of a square. More...

#define	SET_MAP_MOVE_OFF(M, X, Y, C) (map_space(M, X, Y)->move_off = C)
	Sets the move_off state of a square. More...

#define	SET_MAP_MOVE_ON(M, X, Y, C) (map_space(M, X, Y)->move_on = C)
	Sets the move_on state of a square. More...

#define	SET_MAP_MOVE_SLOW(M, X, Y, C) (map_space(M, X, Y)->move_slow = C)
	Sets the slowing state of a square. More...

#define	SET_MAP_OB(M, X, Y, tmp) (map_space(M, X, Y)->bottom = (tmp))
	Sets the bottom object on a map. More...

#define	SET_MAP_PLAYER(M, X, Y, C) (map_space(M, X, Y)->pl = C)

#define	SET_MAP_TOP(M, X, Y, tmp) (map_space(M, X, Y)->top = (tmp))
	Sets the top object on a map. More...

Functions
bool	coords_in_shop (mapstruct *map, int x, int y)
	Check if the given map coordinates are in a shop. More...

int	map_light_on (mapstruct *m, int x, int y)
	Return the light level at position (X, Y) on map M. More...

bool	map_path_unique (const char *name)
	Return true if the given map path leads to a unique map. More...

void	map_reset_swap (mapstruct *m)
	Call this when an in-memory map is used or referenced. More...

uint32_t	map_size (mapstruct *m)
	Calculate map size without intermediate sign extension. More...

MapSpace *	map_space (const mapstruct *m, int x, int y)

bool	ob_move_block (object ob1, object ob2)
	Basic macro to see if ob2 blocks ob1 from moving onto this space. More...

bool	shop_contains (object *ob)
	Check if an object is in a shop. More...

Variables
const char *const	map_layer_name [MAP_LAYERS]
	These correspond to the layer names in map.h - since some of the types can be on multiple layers, names are duplicated to correspond to that layer. More...

Detailed Description

This file contains basic map-related structures and macros.

Definition in file map.h.

Macro Definition Documentation

◆ GET_MAP_FACE_OBJ

#define GET_MAP_FACE_OBJ	(	M,
		X,
		Y,
		L
	)	(map_space(M, X, Y)->faces_obj[L])

Gets the layer face of specified square.

Not multitile aware.

Definition at line 185 of file map.h.

◆ GET_MAP_FACE_OBJS

#define GET_MAP_FACE_OBJS	(	M,
		X,
		Y
	)	(map_space(M, X, Y)->faces_obj)

Returns the layers array so update_position can just copy the entire array over.

Definition at line 190 of file map.h.

◆ GET_MAP_FLAGS

#define GET_MAP_FLAGS	(	M,
		X,
		Y
	)	(map_space(M, X, Y)->flags)

Gets map flags.

Not multitile aware.

Definition at line 160 of file map.h.

◆ GET_MAP_LIGHT

#define GET_MAP_LIGHT	(	M,
		X,
		Y
	)	(map_space(M, X, Y)->light)

Gets map light.

Not multitile aware.

Definition at line 165 of file map.h.

◆ GET_MAP_MOVE_BLOCK

#define GET_MAP_MOVE_BLOCK	(	M,
		X,
		Y
	)	(map_space(M, X, Y)->move_block)

Gets the blocking state of a square.

Not multitile aware.

Definition at line 195 of file map.h.

◆ GET_MAP_MOVE_OFF

#define GET_MAP_MOVE_OFF	(	M,
		X,
		Y
	)	(map_space(M, X, Y)->move_off)

Gets the move_off state of a square.

Not multitile aware.

Definition at line 210 of file map.h.

◆ GET_MAP_MOVE_ON

#define GET_MAP_MOVE_ON	(	M,
		X,
		Y
	)	(map_space(M, X, Y)->move_on)

Gets the move_on state of a square.

Not multitile aware.

Definition at line 205 of file map.h.

◆ GET_MAP_MOVE_SLOW

#define GET_MAP_MOVE_SLOW	(	M,
		X,
		Y
	)	(map_space(M, X, Y)->move_slow)

Gets the slowing state of a square.

Not multitile aware.

Definition at line 200 of file map.h.

◆ GET_MAP_OB

#define GET_MAP_OB	(	M,
		X,
		Y
	)	(map_space(M, X, Y)->bottom)

Gets the bottom object on a map.

Not multitile aware.

Definition at line 173 of file map.h.

◆ GET_MAP_PLAYER

#define GET_MAP_PLAYER	(	M,
		X,
		Y
	)	(map_space(M, X, Y)->pl)

Definition at line 169 of file map.h.

◆ GET_MAP_TOP

#define GET_MAP_TOP	(	M,
		X,
		Y
	)	(map_space(M, X, Y)->top)

Gets the top object on a map.

Not multitile aware.

Definition at line 175 of file map.h.

◆ MAGIC_MAP_HALF

#define MAGIC_MAP_HALF MAGIC_MAP_SIZE/2

Definition at line 25 of file map.h.

◆ MAGIC_MAP_SIZE

#define MAGIC_MAP_SIZE 50

Definition at line 24 of file map.h.

◆ MAP_DARKNESS

#define MAP_DARKNESS ( m ) (m)->darkness

Map darkness level (0-MAX_DARKNESS)

Definition at line 73 of file map.h.

◆ MAP_DIFFICULTY

#define MAP_DIFFICULTY ( m ) ((m)->difficulty)

Definition at line 68 of file map.h.

◆ MAP_ENTER_X

#define MAP_ENTER_X ( m ) (m)->enter_x

Default X coordinate for map enter.

Definition at line 83 of file map.h.

◆ MAP_ENTER_Y

#define MAP_ENTER_Y ( m ) (m)->enter_y

Default Y coordinate for map enter.

Definition at line 85 of file map.h.

◆ MAP_HEIGHT

#define MAP_HEIGHT ( m ) (m)->height

Map height.

Definition at line 78 of file map.h.

◆ MAP_LAYERS

#define MAP_LAYERS 10

This correspondes to the map layers in the map2 protocol.

The MAP_LAYER_... correspond to what goes on what layer - this removes the need for hardcoding, and also makes sure we don't overstep the number of layers.

Definition at line 32 of file map.h.

◆ MAP_NOSMOOTH

#define MAP_NOSMOOTH ( m ) (m)->nosmooth

Definition at line 87 of file map.h.

◆ MAP_OUTDOORS

#define MAP_OUTDOORS ( m ) ((m)->outdoor)

Definition at line 70 of file map.h.

◆ MAP_RESET_TIMEOUT

#define MAP_RESET_TIMEOUT ( m ) ((m)->reset_timeout)

Definition at line 67 of file map.h.

◆ MAP_SIZE

#define MAP_SIZE ( m ) map_size(m)

Convenient function - total number of spaces is used in many places.

Definition at line 80 of file map.h.

◆ MAP_TIMEOUT

#define MAP_TIMEOUT ( m ) ((m)->timeout)

Definition at line 69 of file map.h.

◆ MAP_WHEN_RESET

#define MAP_WHEN_RESET ( m ) ((m)->reset_time)

This is when the map will reset.

Definition at line 65 of file map.h.

◆ MAP_WIDTH

#define MAP_WIDTH ( m ) (m)->width

Map width.

Definition at line 76 of file map.h.

◆ OUT_OF_REAL_MAP

#define OUT_OF_REAL_MAP	(	M,
		X,
		Y
	)	((X) < 0 \|\| (Y) < 0 \|\| (X) >= (M)->width \|\| (Y) >= (M)->height)

Checks if a square is out of the map.

You should really know what you are doing before using this - you should almost always be using out_of_map() instead, which takes into account map tiling.

Definition at line 220 of file map.h.

◆ SET_MAP_FACE_OBJ

#define SET_MAP_FACE_OBJ	(	M,
		X,
		Y,
		C,
		L
	)	(map_space(M, X, Y)->faces_obj[L] = C)

Sets the layer face of specified square.

Not multitile aware.

Definition at line 183 of file map.h.

◆ SET_MAP_FLAGS

#define SET_MAP_FLAGS	(	M,
		X,
		Y,
		C
	)	(map_space(M, X, Y)->flags = C)

Sets map flags.

Not multitile aware.

Definition at line 162 of file map.h.

◆ SET_MAP_LIGHT

#define SET_MAP_LIGHT	(	M,
		X,
		Y,
		L
	)	(map_space(M, X, Y)->light = L)

Sets map light.

Not multitile aware.

Definition at line 167 of file map.h.

◆ SET_MAP_MOVE_BLOCK

#define SET_MAP_MOVE_BLOCK	(	M,
		X,
		Y,
		C
	)	(map_space(M, X, Y)->move_block = C)

Sets the blocking state of a square.

Not multitile aware.

Definition at line 197 of file map.h.

◆ SET_MAP_MOVE_OFF

#define SET_MAP_MOVE_OFF	(	M,
		X,
		Y,
		C
	)	(map_space(M, X, Y)->move_off = C)

Sets the move_off state of a square.

Not multitile aware.

Definition at line 212 of file map.h.

◆ SET_MAP_MOVE_ON

#define SET_MAP_MOVE_ON	(	M,
		X,
		Y,
		C
	)	(map_space(M, X, Y)->move_on = C)

Sets the move_on state of a square.

Not multitile aware.

Definition at line 207 of file map.h.

◆ SET_MAP_MOVE_SLOW

#define SET_MAP_MOVE_SLOW	(	M,
		X,
		Y,
		C
	)	(map_space(M, X, Y)->move_slow = C)

Sets the slowing state of a square.

Not multitile aware.

Definition at line 202 of file map.h.

◆ SET_MAP_OB

#define SET_MAP_OB	(	M,
		X,
		Y,
		tmp
	)	(map_space(M, X, Y)->bottom = (tmp))

Sets the bottom object on a map.

Not multitile aware.

Definition at line 178 of file map.h.

◆ SET_MAP_PLAYER

#define SET_MAP_PLAYER	(	M,
		X,
		Y,
		C
	)	(map_space(M, X, Y)->pl = C)

Definition at line 170 of file map.h.

◆ SET_MAP_TOP

#define SET_MAP_TOP	(	M,
		X,
		Y,
		tmp
	)	(map_space(M, X, Y)->top = (tmp))

Sets the top object on a map.

Not multitile aware.

Definition at line 180 of file map.h.

Function Documentation

◆ coords_in_shop()

bool coords_in_shop	(	mapstruct *	map,
		int	x,
		int	y
	)

Check if the given map coordinates are in a shop.

Definition at line 2756 of file map.cpp.

References floor, FOR_MAP_FINISH, FOR_MAP_PREPARE, and SHOP_FLOOR.

Referenced by shop_contains(), and shopkeeper_move().

Here is the caller graph for this function:

◆ map_light_on()

int map_light_on	(	mapstruct *	m,
		int	x,
		int	y
	)

Return the light level at position (X, Y) on map M.

Currently either 1 (lit) or 0 (unlit).

Definition at line 2729 of file map.cpp.

References get_map_from_coord(), GET_MAP_LIGHT, ihypot(), m, and MAX_LIGHT_RADII.

Referenced by monster_stand_in_light_internal().

Here is the call graph for this function:

Here is the caller graph for this function:

◆ map_path_unique()

bool map_path_unique ( const char * path )

Return true if the given map path leads to a unique map.

This is needed to correctly load a map with the MAP_UNIQUE flag set, because there are some contexts in which only a map path is available.

Definition at line 2713 of file map.cpp.

Referenced by cast_create_town_portal(), enter_exit(), and town_portal_destroy_existing().

Here is the caller graph for this function:

◆ map_reset_swap()

void map_reset_swap ( mapstruct * m )

Call this when an in-memory map is used or referenced.

Helps inform which maps to swap.

Definition at line 1759 of file map.cpp.

References m, and MAP_MINTIMEOUT.

Referenced by draw_client_map(), and ready_map_name().

Here is the caller graph for this function:

◆ map_size()

uint32_t map_size ( mapstruct * m )

Calculate map size without intermediate sign extension.

Definition at line 808 of file map.cpp.

References m.

Referenced by allocate_map(), command_style_map_info(), and malloc_info().

Here is the caller graph for this function:

◆ map_space()

MapSpace* map_space	(	const mapstruct *	m,
		int	x,
		int	y
	)

Definition at line 2717 of file map.cpp.

References m, and OUT_OF_REAL_MAP.

◆ ob_move_block()

bool ob_move_block	(	object *	ob1,
		object *	ob2
	)

Basic macro to see if ob2 blocks ob1 from moving onto this space.

Basically, ob2 has to block all of ob1 movement types.

Definition at line 327 of file map.cpp.

References object::move_block, object::move_type, and MOVE_WALK.

◆ shop_contains()

bool shop_contains ( object * ob )

Check if an object is in a shop.

Definition at line 2763 of file map.cpp.

References coords_in_shop(), object::map, object::x, and object::y.

Referenced by do_item_conversion(), drop_object(), examine(), kill_player_not_permadeath(), shop_mat_type_move_on(), and transport_type_apply().

Here is the call graph for this function:

Here is the caller graph for this function:

Variable Documentation

◆ map_layer_name

const char* const map_layer_name[MAP_LAYERS]

These correspond to the layer names in map.h - since some of the types can be on multiple layers, names are duplicated to correspond to that layer.

Definition at line 46 of file map.cpp.

Referenced by get_ob_diff(), and while().

Data Structures

Macros

Functions

Variables

Detailed Description

Macro Definition Documentation

◆ GET_MAP_FACE_OBJ

◆ GET_MAP_FACE_OBJS

◆ GET_MAP_FLAGS

◆ GET_MAP_LIGHT

◆ GET_MAP_MOVE_BLOCK

◆ GET_MAP_MOVE_OFF

◆ GET_MAP_MOVE_ON

◆ GET_MAP_MOVE_SLOW

◆ GET_MAP_OB

◆ GET_MAP_PLAYER

◆ GET_MAP_TOP

◆ MAGIC_MAP_HALF

◆ MAGIC_MAP_SIZE

◆ MAP_DARKNESS

◆ MAP_DIFFICULTY

◆ MAP_ENTER_X

◆ MAP_ENTER_Y

◆ MAP_HEIGHT

◆ MAP_LAYERS

◆ MAP_NOSMOOTH

◆ MAP_OUTDOORS

◆ MAP_RESET_TIMEOUT

◆ MAP_SIZE

◆ MAP_TIMEOUT

◆ MAP_WHEN_RESET

◆ MAP_WIDTH

◆ OUT_OF_REAL_MAP

◆ SET_MAP_FACE_OBJ

◆ SET_MAP_FLAGS

◆ SET_MAP_LIGHT

◆ SET_MAP_MOVE_BLOCK

◆ SET_MAP_MOVE_OFF

◆ SET_MAP_MOVE_ON

◆ SET_MAP_MOVE_SLOW

◆ SET_MAP_OB

◆ SET_MAP_PLAYER

◆ SET_MAP_TOP

Function Documentation

◆ coords_in_shop()

◆ map_light_on()

◆ map_path_unique()

◆ map_reset_swap()

◆ map_size()

◆ map_space()

◆ ob_move_block()

◆ shop_contains()

Variable Documentation

◆ map_layer_name