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https://github.com/thornAvery/kep-hack.git
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2c4f35848b
* Update sign to bg_event #289 * Rename warp to warp_event * Replace object to object_event * Move warp macro parameter from warp x, y, id, map to warp_event x, y, map, id
211 lines
3.9 KiB
NASM
211 lines
3.9 KiB
NASM
def_object_events: MACRO
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REDEF _NUM_OBJECT_EVENTS EQUS "_NUM_OBJECT_EVENTS_\@"
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db {_NUM_OBJECT_EVENTS}
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{_NUM_OBJECT_EVENTS} = 0
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ENDM
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;\1 x position
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;\2 y position
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;\3 sprite id
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;\4 movement (WALK/STAY)
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;\5 range or direction
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;\6 text id
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;\7 items only: item id
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;\7 trainers only: trainer class/pokemon id
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;\8 trainers only: trainer number/pokemon level
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object_event: MACRO
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db \3
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db \2 + 4
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db \1 + 4
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db \4
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db \5
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IF _NARG > 7
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db TRAINER | \6
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db \7
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db \8
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ELIF _NARG > 6
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db ITEM | \6
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db \7
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ELSE
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db \6
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ENDC
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{_NUM_OBJECT_EVENTS} = {_NUM_OBJECT_EVENTS} + 1
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ENDM
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def_warp_events: MACRO
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REDEF _NUM_WARP_EVENTS EQUS "_NUM_WARP_EVENTS_\@"
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db {_NUM_WARP_EVENTS}
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{_NUM_WARP_EVENTS} = 0
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ENDM
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;\1 x position
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;\2 y position
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;\3 destination map (-1 = wLastMap)
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;\4 destination warp id
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warp_event: MACRO
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db \2, \1, \4, \3
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_WARP_{d:{_NUM_WARP_EVENTS}}_X = \1
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_WARP_{d:{_NUM_WARP_EVENTS}}_Y = \2
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{_NUM_WARP_EVENTS} = {_NUM_WARP_EVENTS} + 1
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ENDM
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def_bg_events: MACRO
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REDEF _NUM_BG_EVENTS EQUS "_NUM_BG_EVENTS_\@"
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db {_NUM_BG_EVENTS}
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{_NUM_BG_EVENTS} = 0
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ENDM
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;\1 x position
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;\2 y position
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;\3 sign id
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bg_event: MACRO
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db \2, \1, \3
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{_NUM_BG_EVENTS} = {_NUM_BG_EVENTS} + 1
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ENDM
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;\1 source map
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def_warps_to: MACRO
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FOR n, _NUM_WARP_EVENTS
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warp_to _WARP_{d:n}_X, _WARP_{d:n}_Y, \1_WIDTH
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ENDR
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ENDM
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;\1 x position
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;\2 y position
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;\3 map width
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warp_to: MACRO
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event_displacement \3, \1, \2
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ENDM
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;\1 first bit offset / first object id
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def_trainers: MACRO
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IF _NARG == 1
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CURRENT_TRAINER_BIT = \1
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ELSE
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CURRENT_TRAINER_BIT = 1
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ENDC
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ENDM
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;\1 event flag
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;\2 view range
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;\3 TextBeforeBattle
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;\4 TextAfterBattle
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;\5 TextEndBattle
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trainer: MACRO
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_ev_bit = \1 % 8
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_cur_bit = CURRENT_TRAINER_BIT % 8
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ASSERT _ev_bit == _cur_bit, \
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"Expected \1 to be bit {d:_cur_bit}, got {d:_ev_bit}"
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db CURRENT_TRAINER_BIT
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db \2 << 4
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dw wEventFlags + (\1 - CURRENT_TRAINER_BIT) / 8
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dw \3, \5, \4, \4
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CURRENT_TRAINER_BIT = CURRENT_TRAINER_BIT + 1
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ENDM
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;\1 x position
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;\2 y position
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;\3 movement data
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map_coord_movement: MACRO
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dbmapcoord \1, \2
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dw \3
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ENDM
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;\1 map name
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;\2 map id
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;\3 tileset
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;\4 connections: combo of NORTH, SOUTH, WEST, and/or EAST, or 0 for none
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map_header: MACRO
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CURRENT_MAP_WIDTH = \2_WIDTH
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CURRENT_MAP_HEIGHT = \2_HEIGHT
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CURRENT_MAP_OBJECT EQUS "\1_Object"
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\1_h::
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db \3
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db CURRENT_MAP_HEIGHT, CURRENT_MAP_WIDTH
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dw \1_Blocks
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dw \1_TextPointers
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dw \1_Script
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db \4
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ENDM
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; Comes after map_header and connection macros
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end_map_header: MACRO
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dw {CURRENT_MAP_OBJECT}
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PURGE CURRENT_MAP_WIDTH, CURRENT_MAP_HEIGHT, CURRENT_MAP_OBJECT
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ENDM
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; Connections go in order: north, south, west, east
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;\1 direction
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;\2 map name
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;\3 map id
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;\4 offset of the target map relative to the current map
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; (x offset for east/west, y offset for north/south)
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connection: MACRO
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; Calculate tile offsets for source (current) and target maps
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_src = 0
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_tgt = (\4) + 3
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IF _tgt < 2
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_src = -_tgt
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_tgt = 0
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ENDC
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IF !STRCMP("\1", "north")
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_blk = \3_WIDTH * (\3_HEIGHT - 3) + _src
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_map = _tgt
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_win = (\3_WIDTH + 6) * \3_HEIGHT + 1
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_y = \3_HEIGHT * 2 - 1
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_x = (\4) * -2
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_len = CURRENT_MAP_WIDTH + 3 - (\4)
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IF _len > \3_WIDTH
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_len = \3_WIDTH
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ENDC
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ELIF !STRCMP("\1", "south")
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_blk = _src
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_map = (CURRENT_MAP_WIDTH + 6) * (CURRENT_MAP_HEIGHT + 3) + _tgt
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_win = \3_WIDTH + 7
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_y = 0
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_x = (\4) * -2
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_len = CURRENT_MAP_WIDTH + 3 - (\4)
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IF _len > \3_WIDTH
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_len = \3_WIDTH
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ENDC
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ELIF !STRCMP("\1", "west")
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_blk = (\3_WIDTH * _src) + \3_WIDTH - 3
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_map = (CURRENT_MAP_WIDTH + 6) * _tgt
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_win = (\3_WIDTH + 6) * 2 - 6
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_y = (\4) * -2
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_x = \3_WIDTH * 2 - 1
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_len = CURRENT_MAP_HEIGHT + 3 - (\4)
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IF _len > \3_HEIGHT
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_len = \3_HEIGHT
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ENDC
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ELIF !STRCMP("\1", "east")
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_blk = (\3_WIDTH * _src)
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_map = (CURRENT_MAP_WIDTH + 6) * _tgt + CURRENT_MAP_WIDTH + 3
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_win = \3_WIDTH + 7
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_y = (\4) * -2
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_x = 0
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_len = CURRENT_MAP_HEIGHT + 3 - (\4)
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IF _len > \3_HEIGHT
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_len = \3_HEIGHT
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ENDC
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ELSE
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fail "Invalid direction for 'connection'."
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ENDC
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db \3
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dw \2_Blocks + _blk
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dw wOverworldMap + _map
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db _len - _src
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db \3_WIDTH
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db _y, _x
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dw wOverworldMap + _win
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ENDM
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