jep-hack/engine/overworld/warp_connection.asm
Llinos Evans 093bda0253 Strong Arm, Water Sport, and more HMs.
This adds Rock Climb functionality to Strong Arm and Dive functionality to Water Sport, as discussed in the server. HMs have been added, but we need 16bit Items to add Wind Ride, and I haven't finished their functionality.

The Rock Climb tile is a bit terrible, it's not easy to notice. Maybe change so that it works well with yellow or another colour?

This does not build due to issues with effect_commands.asm, but since Zeta is meant to be working on the mapping and Water Sport anyway, it seems to be up his alley.

I ported over much of the underwater assets Rangi was using as they looked very pretty. I imagine it'll be fun to utilise going forward. May as well, right?

I shall now lay down in a dark room.

Review: c21561ea71 (diff-5508f3b794fc68821ba35e94b6a293b2aaaa16c02a1b34fac70d03fd2f74c4b2R113)
2024-12-28 06:26:01 +00:00

447 lines
6.8 KiB
NASM

HandleNewMap:
; call ClearUnusedMapBuffer
call ResetMapBufferEventFlags
call ResetFlashIfOutOfCave
call GetCurrentMapSceneID
call ResetBikeFlags
call ResetDiveMap
call ResetMapLockedIDs
ld a, MAPCALLBACK_NEWMAP
call RunMapCallback
HandleContinueMap:
farcall ClearCmdQueue
ld a, MAPCALLBACK_CMDQUEUE
call RunMapCallback
call GetMapTimeOfDay
ld [wMapTimeOfDay], a
ret
ResetMapLockedIDs:
ld e, NUM_MAP_LOCKED_MON_IDS
.mon_loop
ld a, LOCKED_MON_ID_MAP_1 - 1
add a, e
ld l, a
xor a
call LockPokemonID
dec e
jr nz, .mon_loop
ret
EnterMapConnection:
; Return carry if a connection has been entered.
ld a, [wPlayerStepDirection]
and a ; DOWN
jp z, .south
cp UP
jp z, .north
cp LEFT
jp z, .west
cp RIGHT
jp z, .east
ret
.west
ld a, [wWestConnectedMapGroup]
ld [wMapGroup], a
ld a, [wWestConnectedMapNumber]
ld [wMapNumber], a
ld a, [wWestConnectionStripXOffset]
ld [wXCoord], a
ld a, [wWestConnectionStripYOffset]
ld hl, wYCoord
add [hl]
ld [hl], a
ld c, a
ld hl, wWestConnectionWindow
ld a, [hli]
ld h, [hl]
ld l, a
srl c
jr z, .skip_to_load
ld a, [wWestConnectedMapWidth]
add 6
ld e, a
ld d, 0
.loop
add hl, de
dec c
jr nz, .loop
.skip_to_load
ld a, l
ld [wOverworldMapAnchor], a
ld a, h
ld [wOverworldMapAnchor + 1], a
jp .done
.east
ld a, [wEastConnectedMapGroup]
ld [wMapGroup], a
ld a, [wEastConnectedMapNumber]
ld [wMapNumber], a
ld a, [wEastConnectionStripXOffset]
ld [wXCoord], a
ld a, [wEastConnectionStripYOffset]
ld hl, wYCoord
add [hl]
ld [hl], a
ld c, a
ld hl, wEastConnectionWindow
ld a, [hli]
ld h, [hl]
ld l, a
srl c
jr z, .skip_to_load2
ld a, [wEastConnectedMapWidth]
add 6
ld e, a
ld d, 0
.loop2
add hl, de
dec c
jr nz, .loop2
.skip_to_load2
ld a, l
ld [wOverworldMapAnchor], a
ld a, h
ld [wOverworldMapAnchor + 1], a
jp .done
.north
ld a, [wNorthConnectedMapGroup]
ld [wMapGroup], a
ld a, [wNorthConnectedMapNumber]
ld [wMapNumber], a
ld a, [wNorthConnectionStripYOffset]
ld [wYCoord], a
ld a, [wNorthConnectionStripXOffset]
ld hl, wXCoord
add [hl]
ld [hl], a
ld c, a
ld hl, wNorthConnectionWindow
ld a, [hli]
ld h, [hl]
ld l, a
ld b, 0
srl c
add hl, bc
ld a, l
ld [wOverworldMapAnchor], a
ld a, h
ld [wOverworldMapAnchor + 1], a
jp .done
.south
ld a, [wSouthConnectedMapGroup]
ld [wMapGroup], a
ld a, [wSouthConnectedMapNumber]
ld [wMapNumber], a
ld a, [wSouthConnectionStripYOffset]
ld [wYCoord], a
ld a, [wSouthConnectionStripXOffset]
ld hl, wXCoord
add [hl]
ld [hl], a
ld c, a
ld hl, wSouthConnectionWindow
ld a, [hli]
ld h, [hl]
ld l, a
ld b, 0
srl c
add hl, bc
ld a, l
ld [wOverworldMapAnchor], a
ld a, h
ld [wOverworldMapAnchor + 1], a
.done
scf
ret
EnterMapWarp:
call .SaveDigWarp
call .SetSpawn
ld a, [wNextWarp]
ld [wWarpNumber], a
ld a, [wNextMapGroup]
ld [wMapGroup], a
ld a, [wNextMapNumber]
ld [wMapNumber], a
ret
.SaveDigWarp:
call GetMapEnvironment
call CheckOutdoorMap
ret nz
ld a, [wNextMapGroup]
ld b, a
ld a, [wNextMapNumber]
ld c, a
call GetAnyMapEnvironment
call CheckIndoorMap
ret nz
; MOUNT_MOON_SQUARE and TIN_TOWER_ROOF are outdoor maps within indoor maps.
; Dig and Escape Rope should not take you to them.
ld a, [wPrevMapGroup]
cp GROUP_MOUNT_MOON_SQUARE
jr nz, .not_mt_moon_square_or_tin_tower_roof
assert GROUP_MOUNT_MOON_SQUARE == GROUP_TIN_TOWER_ROOF
ld a, [wPrevMapNumber]
cp MAP_MOUNT_MOON_SQUARE
ret z
cp MAP_TIN_TOWER_ROOF
ret z
.not_mt_moon_square_or_tin_tower_roof
ld a, [wPrevWarp]
ld [wDigWarpNumber], a
ld a, [wPrevMapGroup]
ld [wDigMapGroup], a
ld a, [wPrevMapNumber]
ld [wDigMapNumber], a
ret
.SetSpawn:
call GetMapEnvironment
call CheckOutdoorMap
ret nz
ld a, [wNextMapGroup]
ld b, a
ld a, [wNextMapNumber]
ld c, a
call GetAnyMapEnvironment
call CheckIndoorMap
ret nz
ld a, [wNextMapGroup]
ld b, a
ld a, [wNextMapNumber]
ld c, a
; Respawn in Pokémon Centers.
call GetAnyMapTileset
ld a, c
cp TILESET_POKECENTER
jr z, .pokecenter_pokecom
cp TILESET_POKECOM_CENTER
jr z, .pokecenter_pokecom
ret
.pokecenter_pokecom
ld a, [wPrevMapGroup]
ld [wLastSpawnMapGroup], a
ld a, [wPrevMapNumber]
ld [wLastSpawnMapNumber], a
ret
LoadMapTimeOfDay:
ld hl, wVramState
res 6, [hl]
ld a, $1
ld [wSpriteUpdatesEnabled], a
farcall ReplaceTimeOfDayPals
farcall UpdateTimeOfDayPal
call OverworldTextModeSwitch
call .ClearBGMap
call .PushAttrmap
ret
.ClearBGMap:
ld a, HIGH(vBGMap0)
ld [wBGMapAnchor + 1], a
xor a ; LOW(vBGMap0)
ld [wBGMapAnchor], a
ldh [hSCY], a
ldh [hSCX], a
farcall ApplyBGMapAnchorToObjects
ldh a, [rVBK]
push af
ld a, $1
ldh [rVBK], a
xor a
ld bc, vBGMap1 - vBGMap0
hlbgcoord 0, 0
call ByteFill
pop af
ldh [rVBK], a
ld a, "■"
ld bc, vBGMap1 - vBGMap0
hlbgcoord 0, 0
call ByteFill
ret
.PushAttrmap:
decoord 0, 0
call .copy
ldh a, [hCGB]
and a
ret z
decoord 0, 0, wAttrmap
ld a, $1
ldh [rVBK], a
.copy
hlbgcoord 0, 0
ld c, SCREEN_WIDTH
ld b, SCREEN_HEIGHT
.row
push bc
.column
ld a, [de]
inc de
ld [hli], a
dec c
jr nz, .column
ld bc, BG_MAP_WIDTH - SCREEN_WIDTH
add hl, bc
pop bc
dec b
jr nz, .row
ld a, $0
ldh [rVBK], a
ret
LoadMapGraphics:
call LoadMapTileset
call LoadTilesetGFX
xor a
ldh [hMapAnims], a
xor a
ldh [hTileAnimFrame], a
farcall RefreshSprites
call LoadFontsExtra
farcall LoadOverworldFont
ret
LoadMapPalettes:
ld b, SCGB_MAPPALS
jp GetSGBLayout
RefreshMapSprites:
call ClearSprites
farcall InitMapNameSign
call GetMovementPermissions
farcall RefreshPlayerSprite
farcall CheckUpdatePlayerSprite
ld hl, wPlayerSpriteSetupFlags
bit PLAYERSPRITESETUP_SKIP_RELOAD_GFX_F, [hl]
jr nz, .skip
ld hl, wVramState
set 0, [hl]
call SafeUpdateSprites
.skip
ld a, [wPlayerSpriteSetupFlags]
and (1 << PLAYERSPRITESETUP_FEMALE_TO_MALE_F) | (1 << 3) | (1 << 4)
ld [wPlayerSpriteSetupFlags], a
ret
CheckMovingOffEdgeOfMap::
ld a, [wPlayerStepDirection]
cp STANDING
ret z
and a ; DOWN
jr z, .down
cp UP
jr z, .up
cp LEFT
jr z, .left
cp RIGHT
jr z, .right
and a
ret
.down
ld a, [wPlayerMapY]
sub 4
ld b, a
ld a, [wMapHeight]
add a
cp b
jr z, .ok
and a
ret
.up
ld a, [wPlayerMapY]
sub 4
cp -1
jr z, .ok
and a
ret
.left
ld a, [wPlayerMapX]
sub 4
cp -1
jr z, .ok
and a
ret
.right
ld a, [wPlayerMapX]
sub 4
ld b, a
ld a, [wMapWidth]
add a
cp b
jr z, .ok
and a
ret
.ok
scf
ret
GetMapScreenCoords::
ld hl, wOverworldMapBlocks
ld a, [wXCoord]
bit 0, a
jr nz, .odd_x
; even x
srl a
add 1
jr .got_block_x
.odd_x
add 1
srl a
.got_block_x
ld c, a
ld b, 0
add hl, bc
ld a, [wMapWidth]
add MAP_CONNECTION_PADDING_WIDTH * 2
ld c, a
ld b, 0
ld a, [wYCoord]
bit 0, a
jr nz, .odd_y
; even y
srl a
add 1
jr .got_block_y
.odd_y
add 1
srl a
.got_block_y
call AddNTimes
ld a, l
ld [wOverworldMapAnchor], a
ld a, h
ld [wOverworldMapAnchor + 1], a
ld a, [wYCoord]
and 1
ld [wPlayerMetatileY], a
ld a, [wXCoord]
and 1
ld [wPlayerMetatileX], a
ret