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; Constant enumeration is useful for monsters, items, moves, etc.
const_def: MACRO
const_value = 0
ENDM
const: MACRO
\1 EQU const_value
const_value = const_value + 1
ENDM
; data format macros
percent EQUS "* $ff / 100"
bcd2: MACRO
dn ((\1) / 1000) % 10, ((\1) / 100) % 10
dn ((\1) / 10) % 10, (\1) % 10
ENDM
bcd3: MACRO
dn ((\1) / 100000) % 10, ((\1) / 10000) % 10
dn ((\1) / 1000) % 10, ((\1) / 100) % 10
dn ((\1) / 10) % 10, (\1) % 10
ENDM
coins equs "bcd2"
money equs "bcd3"
;\1 = Map Width
;\2 = Rows above (Y-blocks)
;\3 = X movement (X-blocks)
EVENT_DISP: MACRO
dw (wOverworldMap + 7 + (\1) + ((\1) + 6) * ((\2) >> 1) + ((\3) >> 1)) ; Ev.Disp
db \2,\3 ;Y,X
ENDM
FLYWARP_DATA: MACRO
EVENT_DISP \1,\2,\3
db ((\2) & $01) ;sub-block Y
db ((\3) & $01) ;sub-block X
ENDM
; external map entry macro
EMAP: MACRO ; emap x-coordinate,y-coordinate,textpointer
; the appearance of towns and routes in the town map, indexed by map id
; nybble: y-coordinate
; nybble: x-coordinate
; word : pointer to map name
dn \2, \1
dw \3
ENDM
; internal map entry macro
IMAP: MACRO ; imap mapid_less_than,x-coordinate,y-coordinate,textpointer
; the appearance of buildings and dungeons in the town map
; byte : maximum map id subject to this rule
; nybble: y-coordinate
; nybble: x-coordinate
; word : pointer to map name
db \1 + 1
dn \3, \2
dw \4
ENDM
; tilesets' headers macro
tileset: MACRO
db BANK(\2) ; BANK(GFX)
dw \1, \2, \3 ; Block, GFX, Coll
db \4, \5, \6 ; counter tiles
db \7 ; grass tile
db \8 ; permission (indoor, cave, outdoor)
ENDM
INDOOR EQU 0
CAVE EQU 1
OUTDOOR EQU 2
RGB: MACRO
dw (\3 << 10 | \2 << 5 | \1)
ENDM
WALK EQU $FE
STAY EQU $FF
DOWN EQU $D0
UP EQU $D1
LEFT EQU $D2
RIGHT EQU $D3
NONE EQU $FF
;\1 sprite id
;\2 x position
;\3 y position
;\4 movement (WALK/STAY)
;\5 range or direction
;\6 text id
;\7 items only: item id
;\7 trainers only: trainer class/pokemon id
;\8 trainers only: trainer number/pokemon level
object: MACRO
db \1
db \3 + 4
db \2 + 4
db \4
db \5
IF (_NARG > 7)
db TRAINER | \6
db \7
db \8
ELSE
IF (_NARG > 6)
db ITEM | \6
db \7
ELSE
db \6
ENDC
ENDC
ENDM
;\1 x position
;\2 y position
;\3 destination warp id
;\4 destination map (-1 = wLastMap)
warp: MACRO
db \2, \1, \3, \4
ENDM
;\1 x position
;\2 y position
;\3 sign id
sign: MACRO
db \2, \1, \3
ENDM
;\1 x position
;\2 y position
;\3 map width
warp_to: MACRO
EVENT_DISP \3, \2, \1
ENDM
;\1 (byte) = current map id
;\2 (byte) = connected map id
;\3 (byte) = x movement of connection strip
;\4 (byte) = connection strip offset
;\5 (word) = connected map blocks pointer
NORTH_MAP_CONNECTION: MACRO
db \2 ; map id
dw \5 + (\2_WIDTH * (\2_HEIGHT - 3)) + \4; "Connection Strip" location
dw wOverworldMap + 3 + \3 ; current map position
IF (\1_WIDTH < \2_WIDTH)
db \1_WIDTH - \3 + 3 ; width of connection strip
ELSE
db \2_WIDTH - \4 ; width of connection strip
ENDC
db \2_WIDTH ; map width
db (\2_HEIGHT * 2) - 1 ; y alignment (y coordinate of player when entering map)
db (\3 - \4) * -2 ; x alignment (x coordinate of player when entering map)
dw wOverworldMap + 1 + (\2_HEIGHT * (\2_WIDTH + 6)) ; window (position of the upper left block after entering the map)
ENDM
;\1 (byte) = current map id
;\2 (byte) = connected map id
;\3 (byte) = x movement of connection strip
;\4 (byte) = connection strip offset
;\5 (word) = connected map blocks pointer
;\6 (flag) = add 3 to width of connection strip (why?)
SOUTH_MAP_CONNECTION: MACRO
db \2 ; map id
dw \5 + \4 ; "Connection Strip" location
dw wOverworldMap + 3 + (\1_HEIGHT + 3) * (\1_WIDTH + 6) + \3 ; current map position
IF (\1_WIDTH < \2_WIDTH)
IF (_NARG > 5)
db \1_WIDTH - \3 + 3 ; width of connection strip
ELSE
db \1_WIDTH - \3 ; width of connection strip
ENDC
ELSE
db \2_WIDTH - \4 ; width of connection strip
ENDC
db \2_WIDTH ; map width
db 0 ; y alignment (y coordinate of player when entering map)
db (\3 - \4) * -2 ; x alignment (x coordinate of player when entering map)
dw wOverworldMap + 7 + \2_WIDTH ; window (position of the upper left block after entering the map)
ENDM
;\1 (byte) = current map id
;\2 (byte) = connected map id
;\3 (byte) = y movement of connection strip
;\4 (byte) = connection strip offset
;\5 (word) = connected map blocks pointer
WEST_MAP_CONNECTION: MACRO
db \2 ; map id
dw \5 + (\2_WIDTH * \4) + \2_WIDTH - 3 ; "Connection Strip" location
dw wOverworldMap + (\1_WIDTH + 6) * (\3 + 3) ; current map position
IF (\1_HEIGHT < \2_HEIGHT)
db \1_HEIGHT - \3 + 3 ; height of connection strip
ELSE
db \2_HEIGHT - \4 ; height of connection strip
ENDC
db \2_WIDTH ; map width
db (\3 - \4) * -2 ; y alignment
db (\2_WIDTH * 2) - 1 ; x alignment
dw wOverworldMap + 6 + (2 * \2_WIDTH) ; window (position of the upper left block after entering the map)
ENDM
;\1 (byte) = current map id
;\2 (byte) = connected map id
;\3 (byte) = y movement of connection strip
;\4 (byte) = connection strip offset
;\5 (word) = connected map blocks pointer
;\6 (flag) = add 3 to height of connection strip (why?)
EAST_MAP_CONNECTION: MACRO
db \2 ; map id
dw \5 + (\2_WIDTH * \4) ; "Connection Strip" location
dw wOverworldMap - 3 + (\1_WIDTH + 6) * (\3 + 4) ; current map position
IF (\1_HEIGHT < \2_HEIGHT)
IF (_NARG > 5)
db \1_HEIGHT - \3 + 3 ; height of connection strip
ELSE
db \1_HEIGHT - \3 ; height of connection strip
ENDC
ELSE
db \2_HEIGHT - \4 ; height of connection strip
ENDC
db \2_WIDTH ; map width
db (\3 - \4) * -2 ; y alignment
db 0 ; x alignment
dw wOverworldMap + 7 + \2_WIDTH ; window (position of the upper left block after entering the map)
ENDM
tmlearn: MACRO
x = 0
REPT _NARG
IF \1 != 0
x = x | (1 << ((\1 - 1) % 8))
ENDC
SHIFT
ENDR
db x
ENDM
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