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@ Most of the macros in this file are for arranging map event data, and are output by mapjson using data from each map's JSON file.
@ Takes a MAP constant and outputs the map group and map number as separate bytes
.macro map map_id:req
.byte \map_id >> 8 @ map group
.byte \map_id & 0xFF @ map num
.endm
@ Defines a map script. 'type' is any MAP_SCRIPT_* constant (see include/constants/map_scripts.h)
.macro map_script type:req, script:req
.byte \type
.4byte \script
.endm
@ Defines an entry in a map script table (for either ON_WARP_INTO_MAP_TABLE or ON_FRAME_TABLE)
.macro map_script_2 var:req, compare:req, script:req
.2byte \var
.2byte \compare
.4byte \script
.endm
@ Defines an object event template for map data. Mirrors the struct layout of ObjectEventTemplate in include/global.fieldmap.h
.macro object_event index:req, gfx:req, inConnection:req, x:req, y:req, elevation:req, movement_type:req, x_radius:req, y_radius:req, trainer_type:req, sight_radius_tree_etc:req, script:req, event_flag:req
.byte \index
.byte \gfx
.byte \inConnection
.space 1 @ Padding
.2byte \x, \y
.byte \elevation
.byte \movement_type
.byte ((\y_radius << 4) | \x_radius)
.space 1 @ Padding
.2byte \trainer_type
.2byte \sight_radius_tree_etc
.4byte \script
.2byte \event_flag
.space 2 @ Padding
inc _num_npcs
.endm
@ Defines a warp event for map data. Mirrors the struct layout of WarpEvent in include/global.fieldmap.h
.macro warp_def x:req, y:req, elevation:req, warpId:req, map_id:req
.2byte \x, \y
.byte \elevation
.byte \warpId
.byte \map_id & 0xFF @ map num
.byte \map_id >> 8 @ map group
inc _num_warps
.endm
@ Defines a coord event for map data. Mirrors the struct layout of CoordEvent in include/global.fieldmap.h
.macro coord_event x:req, y:req, elevation:req, trigger:req, index:req, script:req
.2byte \x, \y
.byte \elevation
.space 1 @ Padding
.2byte \trigger
.2byte \index
.space 2 @ Padding
.4byte \script
inc _num_traps
.endm
@ Defines a weather coord event for map data. Any coord event is treated as a weather coord event if its script is NULL
.macro coord_weather_event x:req, y:req, elevation:req, weather:req
coord_event \x, \y, \elevation, \weather, 0, NULL
.endm
@ Defines a generic background event for map data. Mirrors the struct layout of BgEvent in include/global.fieldmap.h
@ 'kind' is any BG_EVENT_* constant (see include/constants/event_bg.h).
@ 'arg6' and 'arg7' are used differently depending on the bg event type. See macros below
.macro bg_event x:req, y:req, elevation:req, kind:req, arg6:req, arg7
.2byte \x, \y
.byte \elevation
.byte \kind
.space 2 @ Padding
.if \kind != BG_EVENT_HIDDEN_ITEM
.4byte \arg6
.else
.2byte \arg6
.2byte \arg7
.endif
inc _num_signs
.endm
@ Defines a background sign event for map data. 'facing_dir' is any of the BG_EVENT_PLAYER_FACING_* constants (see include/constants/event_bg.h)
.macro bg_sign_event x:req, y:req, elevation:req, facing_dir:req, script:req
bg_event \x, \y, \elevation, \facing_dir, \script
.endm
@ Defines a background hidden item event for map data
.macro bg_hidden_item_event x:req, y:req, elevation:req, item:req, flag:req
bg_event \x, \y, \elevation, BG_EVENT_HIDDEN_ITEM, \item, ((\flag) - FLAG_HIDDEN_ITEMS_START)
.endm
@ Defines a background secret base event for map data
.macro bg_secret_base_event x:req, y:req, elevation:req, secret_base_id:req
bg_event \x, \y, \elevation, BG_EVENT_SECRET_BASE, \secret_base_id
.endm
@ Defines the table of event data for a map. Mirrors the struct layout of MapEvents in include/global.fieldmap.h
.macro map_events npcs:req, warps:req, traps:req, signs:req
.byte _num_npcs, _num_warps, _num_traps, _num_signs
.4byte \npcs, \warps, \traps, \signs
reset_map_events
.endm
@ Resets the event counters used to track how many events a map has. Run when the events table is created by map_events
.macro reset_map_events
.set _num_npcs, 0
.set _num_warps, 0
.set _num_traps, 0
.set _num_signs, 0
.endm
@ Initialize the event counters for the first map
reset_map_events
@ Directions for connecting maps
@ The map.json files will only have e.g. "down" as direction data, and this will be appended to "connection_" by the connection macro
.equiv connection_down, CONNECTION_SOUTH
.equiv connection_up, CONNECTION_NORTH
.equiv connection_left, CONNECTION_WEST
.equiv connection_right, CONNECTION_EAST
.equiv connection_dive, CONNECTION_DIVE
.equiv connection_emerge, CONNECTION_EMERGE
@ Defines a map connection. Mirrors the struct layout of MapConnection in include/global.fieldmap.h
.macro connection direction:req, offset:req, map:req
.byte connection_\direction
.space 3 @ Padding
.4byte \offset
map \map
.space 2 @ Padding
.endm
@ Defines the flags for a map header. Mirrors the layout of the bitfield in struct MapHeader in include/global.fieldmap.h
.macro map_header_flags allow_cycling:req, allow_escaping:req, allow_running:req, show_map_name:req
.byte ((\show_map_name & 1) << 3) | ((\allow_running & 1) << 2) | ((\allow_escaping & 1) << 1) | \allow_cycling
.endm
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