mirror of
https://gitlab.com/xCrystal/pokecrystal-board.git
synced 2024-11-16 11:27:33 -08:00
Reorganize the locations of disabled spaces engine code (#33)
This commit is contained in:
xCrystal
parent
eafc71f4a2
commit
2d8ccc53df
418
engine/board/disabled_spaces.asm
Executable file
418
engine/board/disabled_spaces.asm
Executable file
@ -0,0 +1,418 @@
|
||||
BackupDisabledSpace:
|
||||
; unlike map objects which are backed up when leaving a map,
|
||||
; a disabled space is backed up immediately when it is disabled.
|
||||
ld a, [wCurSpace]
|
||||
push af
|
||||
|
||||
ld hl, wMapGroup
|
||||
ld d, [hl]
|
||||
inc hl ; wMapNumber
|
||||
ld e, [hl]
|
||||
|
||||
ld a, BANK(wDisabledSpacesBackups)
|
||||
ld [rSVBK], a
|
||||
|
||||
ld hl, wMap1DisabledSpacesBackup
|
||||
ld bc, wMap2DisabledSpacesBackup - wMap1DisabledSpacesBackup - 2
|
||||
.loop
|
||||
ld a, [hl]
|
||||
cp GROUP_N_A
|
||||
jr z, .found_available_entry
|
||||
and a ; cp $00 (terminator found at wDisabledSpacesBackupsEnd, no more room)
|
||||
jr z, .done_pop_af
|
||||
cp d ; wMap<N>DisabledSpacesMapGroup == wMapGroup?
|
||||
jr nz, .next
|
||||
inc hl
|
||||
ld a, [hl]
|
||||
cp e ; wMap<N>DisabledSpacesMapNumber == wMapNumber?
|
||||
jr nz, .next2
|
||||
inc hl
|
||||
jr .found_matching_entry
|
||||
.next
|
||||
inc hl
|
||||
.next2
|
||||
inc hl
|
||||
add hl, bc
|
||||
jr .loop
|
||||
|
||||
.found_available_entry
|
||||
ld [hl], d ; wMapGroup
|
||||
inc hl
|
||||
ld [hl], e ; wMapNumber
|
||||
inc hl
|
||||
.found_matching_entry
|
||||
; mark the space at wCurSpace as disabled in the entry with <wMapGroup, wMapNumber>
|
||||
pop af
|
||||
ld e, a
|
||||
ld d, 0
|
||||
ld b, SET_FLAG
|
||||
call FlagAction
|
||||
jr .done
|
||||
|
||||
.done_pop_af
|
||||
pop af
|
||||
.done
|
||||
ld a, 1
|
||||
ld [rSVBK], a
|
||||
ret
|
||||
|
||||
LoadDisabledSpaces:
|
||||
; map setup command (called after the map setup command LoadBlockData)
|
||||
; load blocks with disabled spaces in the active map, and in each of its connected maps.
|
||||
; for connected maps, only blocks that are in visible range from the active map,
|
||||
; i.e. those that appear in wOverworldMapBlocks while in the active map.
|
||||
ld hl, wMapGroup
|
||||
ld d, [hl]
|
||||
inc hl
|
||||
ld e, [hl] ; wMapNumber
|
||||
xor a ; active map
|
||||
ld [wTempByteValue], a
|
||||
call _LoadDisabledSpaces
|
||||
|
||||
ld hl, wNorthConnectedMapGroup
|
||||
ld a, [hli]
|
||||
cp GROUP_N_A
|
||||
jr z, .south
|
||||
ld d, a ; wNorthConnectedMapGroup
|
||||
ld e, [hl] ; wNorthConnectedMapNumber
|
||||
ld a, 1 ; north connected map
|
||||
ld [wTempByteValue], a
|
||||
call _LoadDisabledSpaces
|
||||
.south
|
||||
|
||||
ld hl, wSouthConnectedMapGroup
|
||||
ld a, [hli]
|
||||
cp GROUP_N_A
|
||||
jr z, .west
|
||||
ld d, a ; wSouthConnectedMapGroup
|
||||
ld e, [hl] ; wSouthConnectedMapNumber
|
||||
ld a, 2 ; south connected map
|
||||
ld [wTempByteValue], a
|
||||
call _LoadDisabledSpaces
|
||||
.west
|
||||
|
||||
ld hl, wWestConnectedMapGroup
|
||||
ld a, [hli]
|
||||
cp GROUP_N_A
|
||||
jr z, .east
|
||||
ld d, a ; wWestConnectedMapGroup
|
||||
ld e, [hl] ; wWestConnectedMapNumber
|
||||
ld a, 3 ; west connected map
|
||||
ld [wTempByteValue], a
|
||||
call _LoadDisabledSpaces
|
||||
.east
|
||||
|
||||
ld hl, wEastConnectedMapGroup
|
||||
ld a, [hli]
|
||||
cp GROUP_N_A
|
||||
jr z, .done
|
||||
ld d, a ; wEastConnectedMapGroup
|
||||
ld e, [hl] ; wEastConnectedMapNumber
|
||||
ld a, 4 ; east connected map
|
||||
ld [wTempByteValue], a
|
||||
call _LoadDisabledSpaces
|
||||
.done
|
||||
ret
|
||||
|
||||
_LoadDisabledSpaces:
|
||||
ld a, BANK(wDisabledSpacesBackups)
|
||||
ld [rSVBK], a
|
||||
|
||||
ld hl, wMap1DisabledSpacesBackup
|
||||
ld bc, wMap2DisabledSpacesBackup - wMap1DisabledSpacesBackup - 2
|
||||
.find_loop
|
||||
ld a, [hl]
|
||||
cp GROUP_N_A
|
||||
jr z, .no_match
|
||||
and a ; cp $00 (terminator found at wDisabledSpacesBackupsEnd)
|
||||
jr z, .no_match
|
||||
cp d
|
||||
jr nz, .next
|
||||
inc hl
|
||||
ld a, [hl]
|
||||
cp e
|
||||
jr nz, .next2
|
||||
inc hl
|
||||
jr .found_matching_entry
|
||||
.next
|
||||
inc hl
|
||||
.next2
|
||||
inc hl
|
||||
add hl, bc
|
||||
jr .find_loop
|
||||
|
||||
.found_matching_entry
|
||||
; temporarily load wMapScriptsBank, wMapSpacesPointer for this map,
|
||||
; so that we can later can call LoadTempSpaceData in the context of this map.
|
||||
ld a, 1
|
||||
ld [rSVBK], a
|
||||
ld a, [wMapGroup]
|
||||
push af
|
||||
ld a, [wMapNumber]
|
||||
push af
|
||||
ld a, d
|
||||
ld [wMapGroup], a
|
||||
ld a, e
|
||||
ld [wMapNumber], a
|
||||
push hl
|
||||
call CopyMapPartialAndAttributesPartial
|
||||
pop hl
|
||||
ld a, BANK(wDisabledSpacesBackups)
|
||||
ld [rSVBK], a
|
||||
|
||||
; loop through all MAX_SPACES_PER_MAP flags and call .ApplyDisabledSpace in the disabled spaces.
|
||||
xor a
|
||||
.apply_loop_2
|
||||
ld e, [hl]
|
||||
inc hl
|
||||
.apply_loop_1
|
||||
srl e
|
||||
call c, .ApplyDisabledSpace
|
||||
inc a
|
||||
cp MAX_SPACES_PER_MAP
|
||||
jr z, .done ; return when all MAX_SPACES_PER_MAP flags checked
|
||||
ld d, a
|
||||
and %111
|
||||
ld a, d
|
||||
jr z, .apply_loop_2 ; jump if done with current batch of 8 flags
|
||||
jr .apply_loop_1
|
||||
|
||||
.done
|
||||
ld a, 1
|
||||
ld [rSVBK], a
|
||||
; restore active map attributes
|
||||
pop af
|
||||
ld [wMapNumber], a
|
||||
pop af
|
||||
ld [wMapGroup], a
|
||||
call CopyMapPartialAndAttributesPartial
|
||||
ret
|
||||
|
||||
.no_match
|
||||
ld a, 1
|
||||
ld [rSVBK], a
|
||||
ret
|
||||
|
||||
.ApplyDisabledSpace:
|
||||
push af
|
||||
push de
|
||||
push hl
|
||||
ld e, a
|
||||
ld a, 1
|
||||
ld [rSVBK], a
|
||||
ld a, e ; a = space to apply as disabled
|
||||
call LoadTempSpaceData
|
||||
ld hl, .return
|
||||
push hl
|
||||
jumptable .Jumptable, wTempByteValue
|
||||
.return
|
||||
jr nc, .connected_block_not_in_range
|
||||
ld a, [hl]
|
||||
and UNIQUE_SPACE_METATILES_MASK
|
||||
add FIRST_GREY_SPACE_METATILE
|
||||
ld [hl], a
|
||||
.connected_block_not_in_range
|
||||
ld a, BANK(wDisabledSpacesBackups)
|
||||
ld [rSVBK], a
|
||||
pop hl
|
||||
pop de
|
||||
pop af
|
||||
ret
|
||||
|
||||
.Jumptable:
|
||||
dw .ActiveMap
|
||||
dw .NorthConnectedMap
|
||||
dw .SouthConnectedMap
|
||||
dw .WestConnectedMap
|
||||
dw .EastConnectedMap
|
||||
|
||||
.ActiveMap:
|
||||
ld a, [wTempSpaceXCoord]
|
||||
add 4
|
||||
ld d, a
|
||||
ld a, [wTempSpaceYCoord]
|
||||
add 4
|
||||
ld e, a
|
||||
call GetBlockLocation
|
||||
scf
|
||||
ret
|
||||
|
||||
.NorthConnectedMap:
|
||||
ld a, [wTempSpaceXCoord]
|
||||
ld d, a
|
||||
ld a, [wTempSpaceYCoord]
|
||||
ld e, a
|
||||
call GetNorthConnectedBlockLocation
|
||||
ret
|
||||
|
||||
.SouthConnectedMap:
|
||||
ld a, [wTempSpaceXCoord]
|
||||
ld d, a
|
||||
ld a, [wTempSpaceYCoord]
|
||||
ld e, a
|
||||
call GetSouthConnectedBlockLocation
|
||||
ret
|
||||
|
||||
.WestConnectedMap:
|
||||
ld a, [wTempSpaceXCoord]
|
||||
ld d, a
|
||||
ld a, [wTempSpaceYCoord]
|
||||
ld e, a
|
||||
call GetWestConnectedBlockLocation
|
||||
ret
|
||||
|
||||
.EastConnectedMap:
|
||||
ld a, [wTempSpaceXCoord]
|
||||
ld d, a
|
||||
ld a, [wTempSpaceYCoord]
|
||||
ld e, a
|
||||
call GetEastConnectedBlockLocation
|
||||
ret
|
||||
|
||||
GetSouthConnectedBlockLocation:
|
||||
; ycoord / 2 <= 2
|
||||
ld a, e
|
||||
srl a
|
||||
cp 3
|
||||
ret nc
|
||||
; [wSouthConnectionStripLocation]
|
||||
ld hl, wSouthConnectionStripLocation
|
||||
ld a, [hli]
|
||||
ld h, [hl]
|
||||
ld l, a
|
||||
; + (xcoord / 2)
|
||||
srl d
|
||||
ld b, 0
|
||||
ld c, d
|
||||
add hl, bc
|
||||
; + ([wMapWidth] + 6) * ycoord / 2
|
||||
ld a, [wMapWidth]
|
||||
add 6
|
||||
ld c, a
|
||||
ld b, 0
|
||||
srl e
|
||||
ld a, e
|
||||
and a
|
||||
jr z, .done
|
||||
.loop
|
||||
add hl, bc
|
||||
dec a
|
||||
jr nz, .loop
|
||||
.done
|
||||
scf
|
||||
ret ; c
|
||||
|
||||
GetNorthConnectedBlockLocation:
|
||||
; wNorthConnectedMapHeight >= 3
|
||||
; ycoord / 2 >= ([wNorthConnectedMapHeight] - 3)
|
||||
ld a, [wNorthConnectedMapHeight]
|
||||
sub 3
|
||||
jr c, .nope
|
||||
ld c, a
|
||||
ld a, e
|
||||
srl a
|
||||
sub c
|
||||
jr c, .nope
|
||||
ld e, a ; e = ycoord / 2 - ([wNorthConnectedMapHeight] - 3)
|
||||
; [wNorthConnectionStripLocation]
|
||||
ld hl, wNorthConnectionStripLocation
|
||||
ld a, [hli]
|
||||
ld h, [hl]
|
||||
ld l, a
|
||||
; + (xcoord / 2)
|
||||
srl d
|
||||
ld b, 0
|
||||
ld c, d
|
||||
add hl, bc
|
||||
; + ([wMapWidth] + 6) * {ycoord / 2 - ([wNorthConnectedMapHeight] - 3)} --> + ([wMapWidth] + 6) * e
|
||||
ld a, [wMapWidth]
|
||||
add 6
|
||||
ld c, a
|
||||
ld b, 0
|
||||
ld a, e
|
||||
and a
|
||||
jr z, .done
|
||||
.loop
|
||||
add hl, bc
|
||||
dec a
|
||||
jr nz, .loop
|
||||
.done
|
||||
scf
|
||||
ret ; c
|
||||
.nope
|
||||
xor a
|
||||
ret ; nc
|
||||
|
||||
GetEastConnectedBlockLocation:
|
||||
; xcoord / 2 <= 2
|
||||
ld a, d
|
||||
srl a
|
||||
cp 3
|
||||
ret nc
|
||||
; [wEastConnectionStripLocation]
|
||||
ld hl, wEastConnectionStripLocation
|
||||
ld a, [hli]
|
||||
ld h, [hl]
|
||||
ld l, a
|
||||
; + (xcoord / 2)
|
||||
srl d
|
||||
ld b, 0
|
||||
ld c, d
|
||||
add hl, bc
|
||||
; + ([wMapWidth] + 6) * ycoord / 2
|
||||
ld a, [wMapWidth]
|
||||
add 6
|
||||
ld c, a
|
||||
ld b, 0
|
||||
srl e
|
||||
ld a, e
|
||||
and a
|
||||
jr z, .done
|
||||
.loop
|
||||
add hl, bc
|
||||
dec a
|
||||
jr nz, .loop
|
||||
.done
|
||||
scf
|
||||
ret ; c
|
||||
|
||||
GetWestConnectedBlockLocation:
|
||||
; wWestConnectedMapWidth >= 3
|
||||
; xcoord / 2 >= ([wWestConnectedMapWidth] - 3)
|
||||
ld a, [wWestConnectedMapWidth]
|
||||
sub 3
|
||||
jr c, .nope
|
||||
ld c, a
|
||||
ld a, d
|
||||
srl a
|
||||
sub c
|
||||
jr c, .nope
|
||||
ld d, a ; d = xcoord / 2 - ([wWestConnectedMapWidth] - 3)
|
||||
; [wWestConnectionStripLocation]
|
||||
ld hl, wWestConnectionStripLocation
|
||||
ld a, [hli]
|
||||
ld h, [hl]
|
||||
ld l, a
|
||||
; + xcoord / 2 - ([wWestConnectedMapWidth] - 3) --> + d
|
||||
ld c, d
|
||||
ld b, 0
|
||||
add hl, bc
|
||||
; + ([wMapWidth] + 6) * ycoord / 2
|
||||
ld a, [wMapWidth]
|
||||
add 6
|
||||
ld c, a
|
||||
ld b, 0
|
||||
srl e
|
||||
ld a, e
|
||||
and a
|
||||
jr z, .done
|
||||
.loop
|
||||
add hl, bc
|
||||
dec a
|
||||
jr nz, .loop
|
||||
.done
|
||||
scf
|
||||
ret ; c
|
||||
.nope
|
||||
xor a
|
||||
ret ; nc
|
||||
@ -313,273 +313,4 @@ UnionSpaceScript::
|
||||
call LoadCurSpaceData
|
||||
ret
|
||||
|
||||
BackupDisabledSpace::
|
||||
; unlike map objects which are backed up when leaving a map,
|
||||
; a disabled space is backed up immediately when it is disabled.
|
||||
ld a, [wCurSpace]
|
||||
push af
|
||||
|
||||
ld hl, wMapGroup
|
||||
ld d, [hl]
|
||||
inc hl ; wMapNumber
|
||||
ld e, [hl]
|
||||
|
||||
ld a, BANK(wDisabledSpacesBackups)
|
||||
ld [rSVBK], a
|
||||
|
||||
ld hl, wMap1DisabledSpacesBackup
|
||||
ld bc, wMap2DisabledSpacesBackup - wMap1DisabledSpacesBackup - 2
|
||||
.loop
|
||||
ld a, [hl]
|
||||
cp GROUP_N_A
|
||||
jr z, .found_available_entry
|
||||
and a ; cp $00 (terminator found at wDisabledSpacesBackupsEnd, no more room)
|
||||
jr z, .done_pop_af
|
||||
cp d ; wMap<N>DisabledSpacesMapGroup == wMapGroup?
|
||||
jr nz, .next
|
||||
inc hl
|
||||
ld a, [hl]
|
||||
cp e ; wMap<N>DisabledSpacesMapNumber == wMapNumber?
|
||||
jr nz, .next2
|
||||
inc hl
|
||||
jr .found_matching_entry
|
||||
.next
|
||||
inc hl
|
||||
.next2
|
||||
inc hl
|
||||
add hl, bc
|
||||
jr .loop
|
||||
|
||||
.found_available_entry
|
||||
ld [hl], d ; wMapGroup
|
||||
inc hl
|
||||
ld [hl], e ; wMapNumber
|
||||
inc hl
|
||||
.found_matching_entry
|
||||
; mark the space at wCurSpace as disabled in the entry with <wMapGroup, wMapNumber>
|
||||
pop af
|
||||
ld e, a
|
||||
ld d, 0
|
||||
ld b, SET_FLAG
|
||||
call FlagAction
|
||||
jr .done
|
||||
|
||||
.done_pop_af
|
||||
pop af
|
||||
.done
|
||||
ld a, 1
|
||||
ld [rSVBK], a
|
||||
ret
|
||||
|
||||
LoadDisabledSpaces:
|
||||
; map setup command (called after the map setup command LoadBlockData)
|
||||
; load blocks with disabled spaces in the active map, and in each of its connected maps.
|
||||
; for connected maps, only blocks that are in visible range from the active map,
|
||||
; i.e. those that appear in wOverworldMapBlocks while in the active map.
|
||||
ld hl, wMapGroup
|
||||
ld d, [hl]
|
||||
inc hl
|
||||
ld e, [hl] ; wMapNumber
|
||||
xor a ; active map
|
||||
ld [wTempByteValue], a
|
||||
call _LoadDisabledSpaces
|
||||
|
||||
ld hl, wNorthConnectedMapGroup
|
||||
ld a, [hli]
|
||||
cp GROUP_N_A
|
||||
jr z, .south
|
||||
ld d, a ; wNorthConnectedMapGroup
|
||||
ld e, [hl] ; wNorthConnectedMapNumber
|
||||
ld a, 1 ; north connected map
|
||||
ld [wTempByteValue], a
|
||||
call _LoadDisabledSpaces
|
||||
.south
|
||||
|
||||
ld hl, wSouthConnectedMapGroup
|
||||
ld a, [hli]
|
||||
cp GROUP_N_A
|
||||
jr z, .west
|
||||
ld d, a ; wSouthConnectedMapGroup
|
||||
ld e, [hl] ; wSouthConnectedMapNumber
|
||||
ld a, 2 ; south connected map
|
||||
ld [wTempByteValue], a
|
||||
call _LoadDisabledSpaces
|
||||
.west
|
||||
|
||||
ld hl, wWestConnectedMapGroup
|
||||
ld a, [hli]
|
||||
cp GROUP_N_A
|
||||
jr z, .east
|
||||
ld d, a ; wWestConnectedMapGroup
|
||||
ld e, [hl] ; wWestConnectedMapNumber
|
||||
ld a, 3 ; west connected map
|
||||
ld [wTempByteValue], a
|
||||
call _LoadDisabledSpaces
|
||||
.east
|
||||
|
||||
ld hl, wEastConnectedMapGroup
|
||||
ld a, [hli]
|
||||
cp GROUP_N_A
|
||||
jr z, .done
|
||||
ld d, a ; wEastConnectedMapGroup
|
||||
ld e, [hl] ; wEastConnectedMapNumber
|
||||
ld a, 4 ; east connected map
|
||||
ld [wTempByteValue], a
|
||||
call _LoadDisabledSpaces
|
||||
.done
|
||||
ret
|
||||
|
||||
_LoadDisabledSpaces:
|
||||
ld a, BANK(wDisabledSpacesBackups)
|
||||
ld [rSVBK], a
|
||||
|
||||
ld hl, wMap1DisabledSpacesBackup
|
||||
ld bc, wMap2DisabledSpacesBackup - wMap1DisabledSpacesBackup - 2
|
||||
.find_loop
|
||||
ld a, [hl]
|
||||
cp GROUP_N_A
|
||||
jr z, .no_match
|
||||
and a ; cp $00 (terminator found at wDisabledSpacesBackupsEnd)
|
||||
jr z, .no_match
|
||||
cp d
|
||||
jr nz, .next
|
||||
inc hl
|
||||
ld a, [hl]
|
||||
cp e
|
||||
jr nz, .next2
|
||||
inc hl
|
||||
jr .found_matching_entry
|
||||
.next
|
||||
inc hl
|
||||
.next2
|
||||
inc hl
|
||||
add hl, bc
|
||||
jr .find_loop
|
||||
|
||||
.found_matching_entry
|
||||
; temporarily load wMapScriptsBank, wMapSpacesPointer for this map,
|
||||
; so that we can later can call LoadTempSpaceData in the context of this map.
|
||||
ld a, 1
|
||||
ld [rSVBK], a
|
||||
ld a, [wMapGroup]
|
||||
push af
|
||||
ld a, [wMapNumber]
|
||||
push af
|
||||
ld a, d
|
||||
ld [wMapGroup], a
|
||||
ld a, e
|
||||
ld [wMapNumber], a
|
||||
push hl
|
||||
call CopyMapPartialAndAttributesPartial
|
||||
pop hl
|
||||
ld a, BANK(wDisabledSpacesBackups)
|
||||
ld [rSVBK], a
|
||||
|
||||
; loop through all MAX_SPACES_PER_MAP flags and call .ApplyDisabledSpace in the disabled spaces.
|
||||
xor a
|
||||
.apply_loop_2
|
||||
ld e, [hl]
|
||||
inc hl
|
||||
.apply_loop_1
|
||||
srl e
|
||||
call c, .ApplyDisabledSpace
|
||||
inc a
|
||||
cp MAX_SPACES_PER_MAP
|
||||
jr z, .done ; return when all MAX_SPACES_PER_MAP flags checked
|
||||
ld d, a
|
||||
and %111
|
||||
ld a, d
|
||||
jr z, .apply_loop_2 ; jump if done with current batch of 8 flags
|
||||
jr .apply_loop_1
|
||||
|
||||
.done
|
||||
ld a, 1
|
||||
ld [rSVBK], a
|
||||
; restore active map attributes
|
||||
pop af
|
||||
ld [wMapNumber], a
|
||||
pop af
|
||||
ld [wMapGroup], a
|
||||
call CopyMapPartialAndAttributesPartial
|
||||
ret
|
||||
|
||||
.no_match
|
||||
ld a, 1
|
||||
ld [rSVBK], a
|
||||
ret
|
||||
|
||||
.ApplyDisabledSpace:
|
||||
push af
|
||||
push de
|
||||
push hl
|
||||
ld e, a
|
||||
ld a, 1
|
||||
ld [rSVBK], a
|
||||
ld a, e ; a = space to apply as disabled
|
||||
call LoadTempSpaceData
|
||||
ld hl, .return
|
||||
push hl
|
||||
jumptable .Jumptable, wTempByteValue
|
||||
.return
|
||||
jr nc, .connected_block_not_in_range
|
||||
ld a, [hl]
|
||||
and UNIQUE_SPACE_METATILES_MASK
|
||||
add FIRST_GREY_SPACE_METATILE
|
||||
ld [hl], a
|
||||
.connected_block_not_in_range
|
||||
ld a, BANK(wDisabledSpacesBackups)
|
||||
ld [rSVBK], a
|
||||
pop hl
|
||||
pop de
|
||||
pop af
|
||||
ret
|
||||
|
||||
.Jumptable:
|
||||
dw .ActiveMap
|
||||
dw .NorthConnectedMap
|
||||
dw .SouthConnectedMap
|
||||
dw .WestConnectedMap
|
||||
dw .EastConnectedMap
|
||||
|
||||
.ActiveMap:
|
||||
ld a, [wTempSpaceXCoord]
|
||||
add 4
|
||||
ld d, a
|
||||
ld a, [wTempSpaceYCoord]
|
||||
add 4
|
||||
ld e, a
|
||||
call GetBlockLocation
|
||||
scf
|
||||
ret
|
||||
|
||||
.NorthConnectedMap:
|
||||
ld a, [wTempSpaceXCoord]
|
||||
ld d, a
|
||||
ld a, [wTempSpaceYCoord]
|
||||
ld e, a
|
||||
call GetNorthConnectedBlockLocation
|
||||
ret
|
||||
|
||||
.SouthConnectedMap:
|
||||
ld a, [wTempSpaceXCoord]
|
||||
ld d, a
|
||||
ld a, [wTempSpaceYCoord]
|
||||
ld e, a
|
||||
call GetSouthConnectedBlockLocation
|
||||
ret
|
||||
|
||||
.WestConnectedMap:
|
||||
ld a, [wTempSpaceXCoord]
|
||||
ld d, a
|
||||
ld a, [wTempSpaceYCoord]
|
||||
ld e, a
|
||||
call GetWestConnectedBlockLocation
|
||||
ret
|
||||
|
||||
.EastConnectedMap:
|
||||
ld a, [wTempSpaceXCoord]
|
||||
ld d, a
|
||||
ld a, [wTempSpaceYCoord]
|
||||
ld e, a
|
||||
call GetEastConnectedBlockLocation
|
||||
ret
|
||||
INCLUDE "engine/board/disabled_spaces.asm"
|
||||
|
||||
148
home/map.asm
148
home/map.asm
@ -1992,154 +1992,6 @@ GetBlockLocation::
|
||||
add hl, bc
|
||||
ret
|
||||
|
||||
GetSouthConnectedBlockLocation::
|
||||
; ycoord / 2 <= 2
|
||||
ld a, e
|
||||
srl a
|
||||
cp 3
|
||||
ret nc
|
||||
; [wSouthConnectionStripLocation]
|
||||
ld hl, wSouthConnectionStripLocation
|
||||
ld a, [hli]
|
||||
ld h, [hl]
|
||||
ld l, a
|
||||
; + (xcoord / 2)
|
||||
srl d
|
||||
ld b, 0
|
||||
ld c, d
|
||||
add hl, bc
|
||||
; + ([wMapWidth] + 6) * ycoord / 2
|
||||
ld a, [wMapWidth]
|
||||
add 6
|
||||
ld c, a
|
||||
ld b, 0
|
||||
srl e
|
||||
ld a, e
|
||||
and a
|
||||
jr z, .done
|
||||
.loop
|
||||
add hl, bc
|
||||
dec a
|
||||
jr nz, .loop
|
||||
.done
|
||||
scf
|
||||
ret ; c
|
||||
|
||||
GetNorthConnectedBlockLocation::
|
||||
; wNorthConnectedMapHeight >= 3
|
||||
; ycoord / 2 >= ([wNorthConnectedMapHeight] - 3)
|
||||
ld a, [wNorthConnectedMapHeight]
|
||||
sub 3
|
||||
jr c, .nope
|
||||
ld c, a
|
||||
ld a, e
|
||||
srl a
|
||||
sub c
|
||||
jr c, .nope
|
||||
ld e, a ; e = ycoord / 2 - ([wNorthConnectedMapHeight] - 3)
|
||||
; [wNorthConnectionStripLocation]
|
||||
ld hl, wNorthConnectionStripLocation
|
||||
ld a, [hli]
|
||||
ld h, [hl]
|
||||
ld l, a
|
||||
; + (xcoord / 2)
|
||||
srl d
|
||||
ld b, 0
|
||||
ld c, d
|
||||
add hl, bc
|
||||
; + ([wMapWidth] + 6) * {ycoord / 2 - ([wNorthConnectedMapHeight] - 3)} --> + ([wMapWidth] + 6) * e
|
||||
ld a, [wMapWidth]
|
||||
add 6
|
||||
ld c, a
|
||||
ld b, 0
|
||||
ld a, e
|
||||
and a
|
||||
jr z, .done
|
||||
.loop
|
||||
add hl, bc
|
||||
dec a
|
||||
jr nz, .loop
|
||||
.done
|
||||
scf
|
||||
ret ; c
|
||||
.nope
|
||||
xor a
|
||||
ret ; nc
|
||||
|
||||
GetEastConnectedBlockLocation::
|
||||
; xcoord / 2 <= 2
|
||||
ld a, d
|
||||
srl a
|
||||
cp 3
|
||||
ret nc
|
||||
; [wEastConnectionStripLocation]
|
||||
ld hl, wEastConnectionStripLocation
|
||||
ld a, [hli]
|
||||
ld h, [hl]
|
||||
ld l, a
|
||||
; + (xcoord / 2)
|
||||
srl d
|
||||
ld b, 0
|
||||
ld c, d
|
||||
add hl, bc
|
||||
; + ([wMapWidth] + 6) * ycoord / 2
|
||||
ld a, [wMapWidth]
|
||||
add 6
|
||||
ld c, a
|
||||
ld b, 0
|
||||
srl e
|
||||
ld a, e
|
||||
and a
|
||||
jr z, .done
|
||||
.loop
|
||||
add hl, bc
|
||||
dec a
|
||||
jr nz, .loop
|
||||
.done
|
||||
scf
|
||||
ret ; c
|
||||
|
||||
GetWestConnectedBlockLocation::
|
||||
; wWestConnectedMapWidth >= 3
|
||||
; xcoord / 2 >= ([wWestConnectedMapWidth] - 3)
|
||||
ld a, [wWestConnectedMapWidth]
|
||||
sub 3
|
||||
jr c, .nope
|
||||
ld c, a
|
||||
ld a, d
|
||||
srl a
|
||||
sub c
|
||||
jr c, .nope
|
||||
ld d, a ; d = xcoord / 2 - ([wWestConnectedMapWidth] - 3)
|
||||
; [wWestConnectionStripLocation]
|
||||
ld hl, wWestConnectionStripLocation
|
||||
ld a, [hli]
|
||||
ld h, [hl]
|
||||
ld l, a
|
||||
; + xcoord / 2 - ([wWestConnectedMapWidth] - 3) --> + d
|
||||
ld c, d
|
||||
ld b, 0
|
||||
add hl, bc
|
||||
; + ([wMapWidth] + 6) * ycoord / 2
|
||||
ld a, [wMapWidth]
|
||||
add 6
|
||||
ld c, a
|
||||
ld b, 0
|
||||
srl e
|
||||
ld a, e
|
||||
and a
|
||||
jr z, .done
|
||||
.loop
|
||||
add hl, bc
|
||||
dec a
|
||||
jr nz, .loop
|
||||
.done
|
||||
scf
|
||||
ret ; c
|
||||
.nope
|
||||
xor a
|
||||
ret ; nc
|
||||
|
||||
CheckAndApplyAnchorPoint::
|
||||
; c = [wCurMapAnchorEventCount] (non-0)
|
||||
; d = [wXCoord]
|
||||
|
||||
Loading…
Reference in New Issue
Block a user