pokecrystal/engine/map_objects.asm

3113 lines
46 KiB
NASM
Raw Normal View History

INCLUDE "data/facings.asm"
2015-02-11 22:13:22 +00:00
2015-12-29 18:15:58 +00:00
INCLUDE "data/map_objects.asm"
2015-11-16 05:52:53 +00:00
2015-02-11 22:13:22 +00:00
; 4357
2015-12-17 20:14:51 +00:00
DeleteMapObject:: ; 4357
2015-02-11 22:13:22 +00:00
push bc
ld hl, OBJECT_MAP_OBJECT_INDEX
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
push af
ld h, b
ld l, c
ld bc, OBJECT_STRUCT_LENGTH
2015-02-11 22:13:22 +00:00
xor a
call ByteFill
pop af
cp -1
jr z, .ok
2015-02-11 22:13:22 +00:00
bit 7, a
jr nz, .ok
2015-02-11 22:13:22 +00:00
call GetMapObject
ld hl, OBJECT_SPRITE
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], -1
.ok
2015-02-11 22:13:22 +00:00
pop bc
ret
; 437b
Function437b: ; 437b
2015-12-17 20:14:51 +00:00
call .CheckObjectStillVisible
2015-02-11 22:13:22 +00:00
ret c
2015-12-29 18:15:58 +00:00
call .HandleStepType
call .HandleObjectAction
2015-02-11 22:13:22 +00:00
ret
.CheckObjectStillVisible:
ld hl, OBJECT_FLAGS2
2015-02-11 22:13:22 +00:00
add hl, bc
res 6, [hl]
ld a, [XCoord]
ld e, a
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_NEXT_MAP_X
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
add 1
2015-02-11 22:13:22 +00:00
sub e
jr c, .ok
cp MAPOBJECT_SCREEN_WIDTH
jr nc, .ok
2015-02-11 22:13:22 +00:00
ld a, [YCoord]
ld e, a
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_NEXT_MAP_Y
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
add 1
2015-02-11 22:13:22 +00:00
sub e
jr c, .ok
cp MAPOBJECT_SCREEN_HEIGHT
jr nc, .ok
jr .yes
2015-02-11 22:13:22 +00:00
.ok
ld hl, OBJECT_FLAGS2
2015-02-11 22:13:22 +00:00
add hl, bc
set 6, [hl]
ld a, [XCoord]
ld e, a
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_INIT_X
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
add 1
2015-02-11 22:13:22 +00:00
sub e
jr c, .ok2
cp MAPOBJECT_SCREEN_WIDTH
jr nc, .ok2
2015-02-11 22:13:22 +00:00
ld a, [YCoord]
ld e, a
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_INIT_Y
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
add 1
2015-02-11 22:13:22 +00:00
sub e
jr c, .ok2
cp MAPOBJECT_SCREEN_HEIGHT
jr nc, .ok2
.yes
2015-02-11 22:13:22 +00:00
and a
ret
.ok2
ld hl, OBJECT_FLAGS1
2015-02-11 22:13:22 +00:00
add hl, bc
bit 1, [hl]
jr nz, .yes2
2015-12-17 20:14:51 +00:00
call DeleteMapObject
2015-02-11 22:13:22 +00:00
scf
ret
.yes2
ld hl, OBJECT_FLAGS2
2015-02-11 22:13:22 +00:00
add hl, bc
set 6, [hl]
and a
ret
.HandleStepType:
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
and a
jr z, .zero
ld hl, OBJECT_FLAGS2
2015-02-11 22:13:22 +00:00
add hl, bc
bit 5, [hl]
2015-11-01 01:05:02 +00:00
jr nz, .bit5
2015-12-17 20:14:51 +00:00
cp STEP_TYPE_SLEEP
jr z, .one
2015-12-29 18:15:58 +00:00
jr .ok3
2015-02-11 22:13:22 +00:00
.zero
2015-12-17 20:14:51 +00:00
call ObjectMovementReset
ld hl, OBJECT_FLAGS2
2015-02-11 22:13:22 +00:00
add hl, bc
bit 5, [hl]
2015-11-01 01:05:02 +00:00
jr nz, .bit5
.one
2015-12-17 20:14:51 +00:00
call MapObjectMovementPattern
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
and a
ret z
2015-12-17 20:14:51 +00:00
cp STEP_TYPE_SLEEP
2015-02-11 22:13:22 +00:00
ret z
2015-12-29 18:15:58 +00:00
.ok3
ld hl, StepTypesJumptable
2015-02-11 22:13:22 +00:00
rst JumpTable
ret
2015-11-01 01:05:02 +00:00
.bit5
2015-02-11 22:13:22 +00:00
ret
.HandleObjectAction:
ld hl, OBJECT_FLAGS1
2015-02-11 22:13:22 +00:00
add hl, bc
2015-11-16 02:28:15 +00:00
bit INVISIBLE, [hl]
jr nz, SetFacingStanding
ld hl, OBJECT_FLAGS2
2015-02-11 22:13:22 +00:00
add hl, bc
bit 6, [hl]
jr nz, SetFacingStanding
2015-02-11 22:13:22 +00:00
bit 5, [hl]
2015-12-29 18:15:58 +00:00
jr nz, asm_4448
ld de, ObjectActionPairPointers ; use first column
jr _HandleObjectAction
2015-02-11 22:13:22 +00:00
; 4440
Function4440: ; 4440
ld hl, OBJECT_FLAGS1
2015-02-11 22:13:22 +00:00
add hl, bc
2015-11-16 02:28:15 +00:00
bit INVISIBLE, [hl]
jr nz, SetFacingStanding
asm_4448
ld de, ObjectActionPairPointers + 2 ; use second column
jr _HandleObjectAction
2015-02-11 22:13:22 +00:00
; 444d
_HandleObjectAction
2015-11-14 19:41:47 +00:00
; call [4 * ObjectStructs[ObjInd, OBJECT_ACTION] + de]
ld hl, OBJECT_ACTION
add hl, bc
ld a, [hl]
ld l, a
ld h, 0
add hl, hl
add hl, hl
add hl, de
ld a, [hli]
ld h, [hl]
ld l, a
call _hl_
ret
; 445f
2015-12-29 18:15:58 +00:00
INCLUDE "engine/map_object_action.asm"
2015-02-11 22:13:22 +00:00
2015-12-17 20:14:51 +00:00
CopyNextCoordsTileToStandingCoordsTile: ; 4600
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_NEXT_MAP_X
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_MAP_X
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], a
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_NEXT_MAP_Y
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_MAP_Y
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], a
ld hl, OBJECT_NEXT_TILE
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
ld hl, OBJECT_STANDING_TILE
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], a
call SetTallGrassFlags
ld hl, OBJECT_NEXT_TILE
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
call UselessAndA
2015-02-11 22:13:22 +00:00
ret
; 462a
Function462a: ; 462a
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_MAP_X
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_NEXT_MAP_X
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], a
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_MAP_Y
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_NEXT_MAP_Y
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], a
ret
; 463f
2015-12-17 20:14:51 +00:00
UpdateTallGrassFlags: ; 463f
ld hl, OBJECT_FLAGS2
2015-02-11 22:13:22 +00:00
add hl, bc
bit 3, [hl] ; is current tile grass?
jr z, .ok
ld hl, OBJECT_NEXT_TILE
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
call SetTallGrassFlags
.ok
ld hl, OBJECT_NEXT_TILE
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
call UselessAndA
ret c ; never happens
ld hl, OBJECT_STANDING_TILE
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
call UselessAndA
2015-02-11 22:13:22 +00:00
ret
; 4661
SetTallGrassFlags: ; 4661
call CheckSuperTallGrassTile
jr z, .set
call CheckGrassTile
jr c, .reset
.set
ld hl, OBJECT_FLAGS2
2015-02-11 22:13:22 +00:00
add hl, bc
set 3, [hl]
ret
.reset
ld hl, OBJECT_FLAGS2
2015-02-11 22:13:22 +00:00
add hl, bc
res 3, [hl]
ret
; 4679
UselessAndA: ; 4679
2015-02-11 22:13:22 +00:00
and a
ret
; 467b
2015-12-17 20:14:51 +00:00
EndSpriteMovement: ; 467b
2015-02-11 22:13:22 +00:00
xor a
2015-11-16 02:28:15 +00:00
ld hl, OBJECT_STEP_FRAME
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], a
2015-11-12 04:38:57 +00:00
ld hl, OBJECT_MOVEMENT_BYTE_INDEX
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hli], a
ld [hli], a
ld [hli], a
2015-11-14 19:41:47 +00:00
ld [hl], a ; OBJECT_30
ld hl, OBJECT_DIRECTION_WALKING
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STANDING
2015-02-11 22:13:22 +00:00
ret
; 4690
2015-12-17 20:14:51 +00:00
InitStep: ; 4690
ld hl, OBJECT_DIRECTION_WALKING
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], a
ld hl, OBJECT_FLAGS1
2015-02-11 22:13:22 +00:00
add hl, bc
2015-11-14 19:41:47 +00:00
bit FIXED_FACING, [hl]
jr nz, GetNextTile
2015-02-11 22:13:22 +00:00
add a
2015-12-27 02:59:03 +00:00
add a
and %00001100
ld hl, OBJECT_FACING
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], a
GetNextTile: ; 46a6
2015-02-11 22:13:22 +00:00
call GetStepVector
ld hl, OBJECT_STEP_DURATION
add hl, bc
ld [hl], a
ld a, d
2015-11-14 19:41:47 +00:00
call GetStepVectorSign
ld hl, OBJECT_MAP_X
2015-02-11 22:13:22 +00:00
add hl, bc
add [hl]
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_NEXT_MAP_X
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], a
ld d, a
ld a, e
2015-11-14 19:41:47 +00:00
call GetStepVectorSign
ld hl, OBJECT_MAP_Y
2015-02-11 22:13:22 +00:00
add hl, bc
add [hl]
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_NEXT_MAP_Y
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], a
ld e, a
push bc
2015-11-13 05:49:27 +00:00
call GetCoordTile
2015-02-11 22:13:22 +00:00
pop bc
ld hl, OBJECT_NEXT_TILE
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], a
ret
; 46d7
2015-11-14 19:41:47 +00:00
AddStepVector: ; 46d7
2015-02-11 22:13:22 +00:00
call GetStepVector
ld hl, OBJECT_SPRITE_X
add hl, bc
ld a, [hl]
add d
ld [hl], a
ld hl, OBJECT_SPRITE_Y
add hl, bc
ld a, [hl]
add e
ld [hl], a
ret
; 46e9
GetStepVector: ; 46e9
; Return (x, y, duration, speed) in (d, e, a, h).
ld hl, OBJECT_DIRECTION_WALKING
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
and %00001111
2015-02-11 22:13:22 +00:00
add a
2015-12-27 02:59:03 +00:00
add a
2015-02-11 22:13:22 +00:00
ld l, a
ld h, 0
ld de, StepVectors
add hl, de
ld d, [hl]
inc hl
ld e, [hl]
inc hl
ld a, [hli]
ld h, [hl]
ret
; 4700
StepVectors: ; 4700
; x, y, duration, speed
; slow
db 0, 1, 16, 1
db 0, -1, 16, 1
db -1, 0, 16, 1
db 1, 0, 16, 1
; normal
db 0, 2, 8, 2
db 0, -2, 8, 2
db -2, 0, 8, 2
db 2, 0, 8, 2
; fast
db 0, 4, 4, 4
db 0, -4, 4, 4
db -4, 0, 4, 4
db 4, 0, 4, 4
; 4730
2015-11-14 19:41:47 +00:00
GetStepVectorSign: ; 4730
2015-02-11 22:13:22 +00:00
add a
2015-11-14 19:41:47 +00:00
ret z ; 0 or 128
2015-02-11 22:13:22 +00:00
ld a, 1
2015-11-14 19:41:47 +00:00
ret nc ; 1 - 127
2015-02-11 22:13:22 +00:00
ld a, -1
2015-11-14 19:41:47 +00:00
ret ; 129 - 255
2015-02-11 22:13:22 +00:00
; 4738
2015-12-17 20:14:51 +00:00
UpdatePlayerStep: ; 4738
ld hl, OBJECT_DIRECTION_WALKING
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
and %00000011
ld [wPlayerStepDirection], a
2015-11-14 19:41:47 +00:00
call AddStepVector
ld a, [wPlayerStepVectorX]
2015-02-11 22:13:22 +00:00
add d
ld [wPlayerStepVectorX], a
ld a, [wPlayerStepVectorY]
2015-02-11 22:13:22 +00:00
add e
ld [wPlayerStepVectorY], a
ld hl, wPlayerStepFlags
2015-02-11 22:13:22 +00:00
set 5, [hl]
ret
; 4759
Function4759: ; 4759
2015-12-29 18:15:58 +00:00
; unreferenced
2015-02-11 22:13:22 +00:00
push bc
ld e, a
ld d, 0
ld hl, OBJECT_MAP_OBJECT_INDEX
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
call GetMapObject
add hl, de
ld a, [hl]
pop bc
ret
; 4769
2015-11-02 16:15:32 +00:00
RestoreDefaultMovement: ; 4769
ld hl, OBJECT_MAP_OBJECT_INDEX
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
cp -1
jr z, .ok
2015-02-11 22:13:22 +00:00
push bc
call GetMapObject
2015-07-29 22:22:23 +00:00
ld hl, MAPOBJECT_MOVEMENT
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
pop bc
ret
.ok
2015-12-29 18:15:58 +00:00
ld a, SPRITEMOVEFN_STANDING
2015-02-11 22:13:22 +00:00
ret
; 4780
2015-11-14 19:41:47 +00:00
ClearObjectMovementByteIndex: ; 4780
2015-11-12 04:38:57 +00:00
ld hl, OBJECT_MOVEMENT_BYTE_INDEX
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], 0
2015-02-11 22:13:22 +00:00
ret
; 4787
2015-11-14 19:41:47 +00:00
IncrementObjectMovementByteIndex: ; 4787
2015-11-12 04:38:57 +00:00
ld hl, OBJECT_MOVEMENT_BYTE_INDEX
2015-02-11 22:13:22 +00:00
add hl, bc
inc [hl]
ret
; 478d
2015-11-14 19:41:47 +00:00
DecrementObjectMovementByteIndex: ; 478d
2015-11-12 04:38:57 +00:00
ld hl, OBJECT_MOVEMENT_BYTE_INDEX
2015-02-11 22:13:22 +00:00
add hl, bc
dec [hl]
ret
; 4793
MovementAnonymousJumptable: ; 4793
2015-11-12 04:38:57 +00:00
ld hl, OBJECT_MOVEMENT_BYTE_INDEX
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
pop hl
rst JumpTable
ret
; 479b
ClearObjectStructField28: ; 479b
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_28
add hl, bc
ld [hl], 0
2015-02-11 22:13:22 +00:00
ret
; 47a2
IncrementObjectStructField28: ; 47a2
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_28
add hl, bc
inc [hl]
ret
; 47a8
2015-11-14 19:41:47 +00:00
Object28AnonymousJumptable: ; 47a8
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_28
add hl, bc
ld a, [hl]
pop hl
rst JumpTable
ret
; 47b0
GetValueObjectStructField28: ; 47b0
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_28
add hl, bc
ld a, [hl]
ret
; 47b6
SetValueObjectStructField28: ; 47b6
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_28
add hl, bc
ld [hl], a
ret
; 47bc
2015-12-17 20:14:51 +00:00
ObjectMovementReset: ; 47bc
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_NEXT_MAP_X
2015-02-11 22:13:22 +00:00
add hl, bc
ld d, [hl]
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_NEXT_MAP_Y
2015-02-11 22:13:22 +00:00
add hl, bc
ld e, [hl]
push bc
2015-11-13 05:49:27 +00:00
call GetCoordTile
2015-02-11 22:13:22 +00:00
pop bc
ld hl, OBJECT_NEXT_TILE
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], a
2015-12-17 20:14:51 +00:00
call CopyNextCoordsTileToStandingCoordsTile
call EndSpriteMovement
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
2015-12-17 20:14:51 +00:00
ld [hl], STEP_TYPE_SLEEP
2015-02-11 22:13:22 +00:00
ret
; 47dd
2015-12-17 20:14:51 +00:00
MapObjectMovementPattern: ; 47dd
call ClearObjectStructField28
2015-11-06 21:42:38 +00:00
call GetSpriteMovementFunction
2015-02-11 22:13:22 +00:00
ld a, [hl]
ld hl, .Pointers
rst JumpTable
ret
.Pointers: ; 47e9
; entries correspond to SPRITEMOVEFN_* constants
2015-12-27 02:59:03 +00:00
dw .Null_00 ; 00
dw .RandomWalkY ; 01
dw .RandomWalkX ; 02
dw .RandomWalkXY ; 03
dw .RandomSpin1 ; 04
dw .RandomSpin2 ; 05
dw .Standing ; 06
dw .ObeyDPad ; 07
dw .Movement08 ; 08
dw .Movement09 ; 09
dw .Movement0a ; 0a
dw .Movement0b ; 0b
dw .Movement0c ; 0c
dw .Movement0d ; 0d
dw .Movement0e ; 0e
dw .Follow ; 0f
dw .Script ; 10
dw .Strength ; 11
dw .FollowNotExact ; 12
dw .MovementShadow ; 13
dw .MovementEmote ; 14
dw .MovementBigStanding ; 15
dw .MovementBouncing ; 16
dw .MovementScreenShake ; 17
dw .MovementSpinClockwise ; 18
dw .MovementSpinCounterclockwise ; 19
dw .MovementBoulderDust ; 1a
dw .MovementShakingGrass ; 1b
2015-02-11 22:13:22 +00:00
.Null_00:
2015-02-11 22:13:22 +00:00
ret
.RandomWalkY:
2015-02-11 22:13:22 +00:00
call Random
ld a, [hRandomAdd]
and %00000001
2015-11-06 21:42:38 +00:00
jp .RandomWalkContinue
2015-02-11 22:13:22 +00:00
.RandomWalkX:
2015-02-11 22:13:22 +00:00
call Random
ld a, [hRandomAdd]
and %00000001
or %00000010
2015-11-06 21:42:38 +00:00
jp .RandomWalkContinue
2015-02-11 22:13:22 +00:00
.RandomWalkXY:
2015-02-11 22:13:22 +00:00
call Random
ld a, [hRandomAdd]
and %00000011
2015-11-06 21:42:38 +00:00
jp .RandomWalkContinue
2015-02-11 22:13:22 +00:00
.RandomSpin1:
2015-02-11 22:13:22 +00:00
call Random
ld a, [hRandomAdd]
and %00001100
ld hl, OBJECT_FACING
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], a
2015-11-14 19:41:47 +00:00
jp RandomStepDuration_Slow
2015-02-11 22:13:22 +00:00
.RandomSpin2:
ld hl, OBJECT_FACING
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
and %00001100
2015-02-11 22:13:22 +00:00
ld d, a
call Random
ld a, [hRandomAdd]
and %00001100
2015-02-11 22:13:22 +00:00
cp d
jr nz, .keep
xor %00001100
.keep
2015-02-11 22:13:22 +00:00
ld [hl], a
2015-11-14 19:41:47 +00:00
jp RandomStepDuration_Fast
2015-02-11 22:13:22 +00:00
.Standing:
2015-02-11 22:13:22 +00:00
call Function462a
2015-12-17 20:14:51 +00:00
call EndSpriteMovement
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_ACTION
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], OBJECT_ACTION_STAND
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STEP_TYPE_05
2015-02-11 22:13:22 +00:00
ret
.ObeyDPad:
2015-02-11 22:13:22 +00:00
ld hl, Function5000
2015-11-12 04:38:57 +00:00
jp HandleMovementData
2015-02-11 22:13:22 +00:00
.Movement08:
2015-02-11 22:13:22 +00:00
ld hl, Function5015
2015-11-12 04:38:57 +00:00
jp HandleMovementData
2015-02-11 22:13:22 +00:00
.Movement09:
2015-02-11 22:13:22 +00:00
ld hl, Function5026
2015-11-12 04:38:57 +00:00
jp HandleMovementData
2015-02-11 22:13:22 +00:00
.Movement0a:
jp _GetMovementObject
2015-02-11 22:13:22 +00:00
.Movement0b:
jp _GetMovementObject
2015-02-11 22:13:22 +00:00
.Movement0c:
jp _GetMovementObject
2015-02-11 22:13:22 +00:00
.Movement0d:
2015-02-11 22:13:22 +00:00
ld hl, Function5000
2015-11-12 04:38:57 +00:00
jp HandleMovementData
2015-02-11 22:13:22 +00:00
.Movement0e:
jp _GetMovementObject
2015-02-11 22:13:22 +00:00
.Follow:
2015-12-29 18:15:58 +00:00
ld hl, GetFollowerNextMovementByte
2015-11-12 04:38:57 +00:00
jp HandleMovementData
2015-02-11 22:13:22 +00:00
.Script:
2015-12-29 18:15:58 +00:00
ld hl, GetMovementByte
2015-11-12 04:38:57 +00:00
jp HandleMovementData
2015-02-11 22:13:22 +00:00
.Strength:
call MovementAnonymousJumptable
2015-11-06 21:42:38 +00:00
dw .Strength_Start
dw .Strength_Stop
2015-02-11 22:13:22 +00:00
.Strength_Start:
ld hl, OBJECT_NEXT_TILE
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
call CheckPitTile
jr z, .on_pit
ld hl, OBJECT_FLAGS2
2015-02-11 22:13:22 +00:00
add hl, bc
bit 2, [hl]
res 2, [hl]
jr z, .ok
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_RANGE
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
and %00000011
or 0
2015-12-17 20:14:51 +00:00
call InitStep
2015-02-11 22:13:22 +00:00
call Function6ec1
jr c, .ok2
2015-02-11 22:13:22 +00:00
ld de, SFX_STRENGTH
call PlaySFX
2015-11-14 19:41:47 +00:00
call SpawnStrengthBoulderDust
2015-12-17 20:14:51 +00:00
call UpdateTallGrassFlags
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STEP_TYPE_0F
2015-02-11 22:13:22 +00:00
ret
.ok2
2015-02-11 22:13:22 +00:00
call Function462a
.ok
ld hl, OBJECT_DIRECTION_WALKING
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STANDING
2015-02-11 22:13:22 +00:00
ret
.on_pit
2015-11-14 19:41:47 +00:00
call IncrementObjectMovementByteIndex
.Strength_Stop:
ld hl, OBJECT_DIRECTION_WALKING
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STANDING
2015-02-11 22:13:22 +00:00
ret
.FollowNotExact:
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_NEXT_MAP_X
2015-02-11 22:13:22 +00:00
add hl, bc
ld d, [hl]
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_NEXT_MAP_Y
2015-02-11 22:13:22 +00:00
add hl, bc
ld e, [hl]
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_RANGE
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
push bc
call GetObjectStruct
ld hl, OBJECT_DIRECTION_WALKING
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
cp STANDING
jr z, .standing
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_MAP_X
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
cp d
jr z, .equal
jr c, .less
ld a, 3
jr .done
2015-02-11 22:13:22 +00:00
.less
ld a, 2
jr .done
2015-02-11 22:13:22 +00:00
.equal
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_MAP_Y
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
cp e
jr z, .standing
jr c, .less2
ld a, 0
jr .done
2015-02-11 22:13:22 +00:00
.less2
ld a, 1
.done
2015-02-11 22:13:22 +00:00
ld d, a
ld hl, OBJECT_DIRECTION_WALKING
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
and %00001100
2015-02-11 22:13:22 +00:00
or d
pop bc
jp NormalStep
2015-02-11 22:13:22 +00:00
.standing
2015-02-11 22:13:22 +00:00
pop bc
ld hl, OBJECT_DIRECTION_WALKING
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STANDING
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_ACTION
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], OBJECT_ACTION_STAND
2015-02-11 22:13:22 +00:00
ret
.MovementBigStanding:
2015-12-17 20:14:51 +00:00
call EndSpriteMovement
ld hl, OBJECT_DIRECTION_WALKING
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STANDING
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_ACTION
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], OBJECT_ACTION_BIG_SNORLAX
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STEP_TYPE_04
2015-02-11 22:13:22 +00:00
ret
.MovementBouncing:
2015-12-17 20:14:51 +00:00
call EndSpriteMovement
ld hl, OBJECT_DIRECTION_WALKING
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STANDING
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_ACTION
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], OBJECT_ACTION_BOUNCE
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STEP_TYPE_04
2015-02-11 22:13:22 +00:00
ret
.MovementSpinCounterclockwise:
call MovementAnonymousJumptable
2015-11-06 21:42:38 +00:00
dw .MovementSpinInit
dw .MovementSpinRepeat
dw .MovementSpinTurnLeft
2015-02-11 22:13:22 +00:00
.MovementSpinClockwise:
call MovementAnonymousJumptable
2015-11-06 21:42:38 +00:00
dw .MovementSpinInit
dw .MovementSpinRepeat
dw .MovementSpinTurnRight
2015-02-11 22:13:22 +00:00
.MovementSpinInit:
2015-12-17 20:14:51 +00:00
call EndSpriteMovement
2015-11-14 19:41:47 +00:00
call IncrementObjectMovementByteIndex
.MovementSpinRepeat:
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_ACTION
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], OBJECT_ACTION_STAND
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_RANGE
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
ld a, $10
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
ld [hl], a
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STEP_TYPE_03
2015-11-14 19:41:47 +00:00
call IncrementObjectMovementByteIndex
2015-02-11 22:13:22 +00:00
ret
.MovementSpinTurnLeft:
2015-11-06 21:42:38 +00:00
ld de, .DirectionData_Counterclockwise
call .MovementSpinNextFacing
jr .MovementSpinCounterclockwise
2015-02-11 22:13:22 +00:00
.DirectionData_Counterclockwise: ; 49c0
db OW_RIGHT, OW_LEFT, OW_DOWN, OW_UP
2015-02-11 22:13:22 +00:00
.MovementSpinTurnRight:
2015-11-06 21:42:38 +00:00
ld de, .DirectionData_Clockwise
call .MovementSpinNextFacing
jr .MovementSpinClockwise
2015-02-11 22:13:22 +00:00
.DirectionData_Clockwise: ; 49cc
db OW_LEFT, OW_RIGHT, OW_UP, OW_DOWN
2015-02-11 22:13:22 +00:00
.MovementSpinNextFacing:
ld hl, OBJECT_FACING
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
and %00001100
2015-02-11 22:13:22 +00:00
rrca
rrca
push hl
ld l, a
ld h, 0
2015-02-11 22:13:22 +00:00
add hl, de
ld a, [hl]
pop hl
ld [hl], a
2015-11-14 19:41:47 +00:00
call DecrementObjectMovementByteIndex
2015-02-11 22:13:22 +00:00
ret
.MovementShadow:
2015-11-16 02:28:15 +00:00
call ._MovementShadow_Grass_Emote_BoulderDust
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_ACTION
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], OBJECT_ACTION_SHADOW
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, de
ld a, [hl]
inc a
add a
add 0
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
ld [hl], a
ld hl, OBJECT_DIRECTION_WALKING
2015-02-11 22:13:22 +00:00
add hl, de
ld a, [hl]
and 3
2015-12-17 20:14:51 +00:00
ld d, 1 * 8 + 6
cp DOWN
2015-11-06 21:42:38 +00:00
jr z, .ok_13
cp UP
2015-11-06 21:42:38 +00:00
jr z, .ok_13
2015-12-17 20:14:51 +00:00
ld d, 1 * 8 + 4
2015-11-06 21:42:38 +00:00
.ok_13
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_SPRITE_Y_OFFSET
add hl, bc
ld [hl], d
ld hl, OBJECT_SPRITE_X_OFFSET
add hl, bc
ld [hl], 0
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
2015-12-17 20:14:51 +00:00
ld [hl], STEP_TYPE_TRACKING_OBJECT
2015-02-11 22:13:22 +00:00
ret
.MovementEmote:
2015-12-17 20:14:51 +00:00
call EndSpriteMovement
2015-11-16 02:28:15 +00:00
call ._MovementShadow_Grass_Emote_BoulderDust
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_ACTION
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], OBJECT_ACTION_EMOTE
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
ld [hl], 0
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_SPRITE_Y_OFFSET
add hl, bc
2015-12-17 20:14:51 +00:00
ld [hl], -2 * 8
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_SPRITE_X_OFFSET
add hl, bc
ld [hl], 0
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
2015-12-17 20:14:51 +00:00
ld [hl], STEP_TYPE_TRACKING_OBJECT
2015-02-11 22:13:22 +00:00
ret
.MovementBoulderDust:
2015-12-17 20:14:51 +00:00
call EndSpriteMovement
2015-11-16 02:28:15 +00:00
call ._MovementShadow_Grass_Emote_BoulderDust
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_ACTION
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], OBJECT_ACTION_BOULDER_DUST
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, de
ld a, [hl]
inc a
add a
ld hl, OBJECT_STEP_DURATION
add hl, bc
ld [hl], a
ld hl, OBJECT_DIRECTION_WALKING
2015-02-11 22:13:22 +00:00
add hl, de
ld a, [hl]
and %00000011
2015-02-11 22:13:22 +00:00
ld e, a
ld d, 0
ld hl, .data_4a81
2015-12-29 18:15:58 +00:00
add hl, de
add hl, de
2015-02-11 22:13:22 +00:00
ld d, [hl]
inc hl
ld e, [hl]
ld hl, OBJECT_SPRITE_X_OFFSET
add hl, bc
ld [hl], d
ld hl, OBJECT_SPRITE_Y_OFFSET
add hl, bc
ld [hl], e
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
2015-12-17 20:14:51 +00:00
ld [hl], STEP_TYPE_TRACKING_OBJECT
2015-02-11 22:13:22 +00:00
ret
.data_4a81 ; 4a81
; x, y
db 0, -4
db 0, 8
db 6, 2
db -6, 2
.MovementShakingGrass:
2015-12-17 20:14:51 +00:00
call EndSpriteMovement
2015-11-16 02:28:15 +00:00
call ._MovementShadow_Grass_Emote_BoulderDust
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_ACTION
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], OBJECT_ACTION_GRASS_SHAKE
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, de
ld a, [hl]
add -1
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
ld [hl], a
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
2015-12-17 20:14:51 +00:00
ld [hl], STEP_TYPE_TRACKING_OBJECT
2015-02-11 22:13:22 +00:00
ret
._MovementShadow_Grass_Emote_BoulderDust:
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_RANGE
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
push bc
call GetObjectStruct
2015-02-11 22:13:22 +00:00
ld d, b
ld e, c
pop bc
ld hl, OBJECT_29
add hl, bc
ld [hl], e
inc hl
ld [hl], d
ret
.MovementScreenShake:
2015-12-17 20:14:51 +00:00
call EndSpriteMovement
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_ACTION
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], OBJECT_ACTION_00
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_RANGE
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
call ._MovementScreenShake
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
ld [hl], e
ld hl, OBJECT_30
add hl, bc
ld [hl], a
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STEP_TYPE_15
2015-02-11 22:13:22 +00:00
ret
._MovementScreenShake:
2015-02-11 22:13:22 +00:00
ld d, a
and %00111111
2015-02-11 22:13:22 +00:00
ld e, a
ld a, d
rlca
rlca
and %00000011
2015-02-11 22:13:22 +00:00
ld d, a
inc d
ld a, 1
.loop
2015-02-11 22:13:22 +00:00
dec d
ret z
add a
jr .loop
2015-02-11 22:13:22 +00:00
.RandomWalkContinue:
2015-12-17 20:14:51 +00:00
call InitStep
call Function6ec1 ; check whether the object can move in that direction
jr c, .NewDuration
2015-12-17 20:14:51 +00:00
call UpdateTallGrassFlags
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_ACTION
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], OBJECT_ACTION_STEP
2015-11-16 16:53:26 +00:00
ld hl, wCenteredObject
2015-11-02 16:15:32 +00:00
ld a, [hMapObjectIndexBuffer]
2015-02-11 22:13:22 +00:00
cp [hl]
2015-11-06 21:42:38 +00:00
jr z, .load_6
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STEP_TYPE_07
2015-02-11 22:13:22 +00:00
ret
2015-11-06 21:42:38 +00:00
.load_6
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
2015-11-16 16:53:26 +00:00
ld [hl], STEP_TYPE_PLAYER_WALK
2015-02-11 22:13:22 +00:00
ret
.NewDuration:
2015-12-17 20:14:51 +00:00
call EndSpriteMovement
2015-02-11 22:13:22 +00:00
call Function462a
2015-11-14 19:41:47 +00:00
RandomStepDuration_Slow: ; 4b1d
2015-02-11 22:13:22 +00:00
call Random
ld a, [hRandomAdd]
and %01111111
2015-11-14 19:41:47 +00:00
jr SetRandomStepDuration
2015-02-11 22:13:22 +00:00
; 4b26
2015-11-14 19:41:47 +00:00
RandomStepDuration_Fast: ; 4b26
2015-02-11 22:13:22 +00:00
call Random
ld a, [hRandomAdd]
and %00011111
2015-11-14 19:41:47 +00:00
SetRandomStepDuration: ; 4b2d
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
ld [hl], a
ld hl, OBJECT_DIRECTION_WALKING
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STANDING
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_ACTION
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], OBJECT_ACTION_STAND
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STEP_TYPE_03
2015-02-11 22:13:22 +00:00
ret
; 4b45
StepTypesJumptable: ; 4b45
; entries correspond to STEP_TYPE_* constants
2015-12-27 02:59:03 +00:00
dw ObjectMovementReset ; 00
2015-12-29 18:15:58 +00:00
dw MapObjectMovementPattern ; unused
2015-12-27 02:59:03 +00:00
dw NPCStep ; 02 npc walk
2015-12-29 18:15:58 +00:00
dw StepType03 ; 03
dw StepType04 ; 04
dw StepType05 ; 05
2015-12-27 02:59:03 +00:00
dw PlayerStep ; 06 player walk
2015-12-29 18:15:58 +00:00
dw StepType07 ; 07
2015-12-27 02:59:03 +00:00
dw NPCJump ; 08 npc jump step
dw PlayerJump ; 09 player jump step
2015-12-29 18:15:58 +00:00
dw PlayerOrNPCTurnStep ; 0a half step
dw StepTypeBump ; 0b
2015-12-27 02:59:03 +00:00
dw TeleportFrom ; 0c teleport from
dw TeleportTo ; 0d teleport to
dw Skyfall ; 0e skyfall
2015-12-29 18:15:58 +00:00
dw StepType0f ; 0f
2015-12-27 02:59:03 +00:00
dw GotBiteStep ; 10
dw RockSmashStep ; 11
dw ReturnDigStep ; 12
2015-12-29 18:15:58 +00:00
dw StepTypeTrackingObject ; 13
dw StepType14 ; 14
dw StepType15 ; 15
dw StepType16 ; 16
dw StepType17 ; 17
dw StepType18 ; 18
2015-12-27 02:59:03 +00:00
dw SkyfallTop ; 19
2015-02-11 22:13:22 +00:00
; 4b79
2015-12-29 18:15:58 +00:00
WaitStep_InPlace: ; 4b79
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
dec [hl]
ret nz
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
2015-12-17 20:14:51 +00:00
ld [hl], STEP_TYPE_SLEEP
2015-02-11 22:13:22 +00:00
ret
; 4b86
2015-12-17 20:14:51 +00:00
NPCJump: ; 4b86
2015-11-14 19:41:47 +00:00
call Object28AnonymousJumptable
2015-12-27 02:59:03 +00:00
; anonymous dw
2015-12-29 18:15:58 +00:00
dw .Jump
dw .Land
2015-02-11 22:13:22 +00:00
.Jump:
2015-11-14 19:41:47 +00:00
call AddStepVector
2015-02-11 22:13:22 +00:00
call UpdateJumpPosition
ld hl, OBJECT_STEP_DURATION
add hl, bc
dec [hl]
ret nz
2015-12-17 20:14:51 +00:00
call CopyNextCoordsTileToStandingCoordsTile
call GetNextTile
ld hl, OBJECT_FLAGS2
2015-02-11 22:13:22 +00:00
add hl, bc
res 3, [hl]
call IncrementObjectStructField28
2015-02-11 22:13:22 +00:00
ret
.Land:
2015-11-14 19:41:47 +00:00
call AddStepVector
2015-02-11 22:13:22 +00:00
call UpdateJumpPosition
ld hl, OBJECT_STEP_DURATION
add hl, bc
dec [hl]
ret nz
2015-12-17 20:14:51 +00:00
call CopyNextCoordsTileToStandingCoordsTile
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
2015-12-17 20:14:51 +00:00
ld [hl], STEP_TYPE_SLEEP
2015-02-11 22:13:22 +00:00
ret
; 4bbf
2015-12-17 20:14:51 +00:00
PlayerJump: ; 4bbf
2015-11-14 19:41:47 +00:00
call Object28AnonymousJumptable
2015-12-27 02:59:03 +00:00
; anonymous dw
2015-12-17 20:14:51 +00:00
dw .initjump
dw .stepjump
dw .initland
dw .stepland
2015-02-11 22:13:22 +00:00
2015-12-29 18:15:58 +00:00
.initjump
ld hl, wPlayerStepFlags
2015-02-11 22:13:22 +00:00
set 7, [hl]
call IncrementObjectStructField28
2015-12-29 18:15:58 +00:00
.stepjump
2015-02-11 22:13:22 +00:00
call UpdateJumpPosition
2015-12-17 20:14:51 +00:00
call UpdatePlayerStep
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
dec [hl]
ret nz
2015-12-17 20:14:51 +00:00
call CopyNextCoordsTileToStandingCoordsTile
ld hl, OBJECT_FLAGS2
2015-02-11 22:13:22 +00:00
add hl, bc
res 3, [hl]
ld hl, wPlayerStepFlags
2015-02-11 22:13:22 +00:00
set 6, [hl]
set 4, [hl]
call IncrementObjectStructField28
2015-02-11 22:13:22 +00:00
ret
2015-12-29 18:15:58 +00:00
.initland
call GetNextTile
ld hl, wPlayerStepFlags
2015-02-11 22:13:22 +00:00
set 7, [hl]
call IncrementObjectStructField28
2015-12-29 18:15:58 +00:00
.stepland
2015-02-11 22:13:22 +00:00
call UpdateJumpPosition
2015-12-17 20:14:51 +00:00
call UpdatePlayerStep
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
dec [hl]
ret nz
ld hl, wPlayerStepFlags
2015-02-11 22:13:22 +00:00
set 6, [hl]
2015-12-17 20:14:51 +00:00
call CopyNextCoordsTileToStandingCoordsTile
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
2015-12-17 20:14:51 +00:00
ld [hl], STEP_TYPE_SLEEP
2015-02-11 22:13:22 +00:00
ret
; 4c18
2015-12-17 20:14:51 +00:00
TeleportFrom: ; 4c18
2015-11-14 19:41:47 +00:00
call Object28AnonymousJumptable
2015-12-27 02:59:03 +00:00
; anonymous dw
2015-12-29 18:15:58 +00:00
dw .InitSpin
dw .DoSpin
dw .InitSpinRise
dw .DoSpinRise
2015-02-11 22:13:22 +00:00
; 4c23
.InitSpin:
2015-11-16 02:28:15 +00:00
ld hl, OBJECT_STEP_FRAME
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], 0
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
2015-12-29 18:15:58 +00:00
ld [hl], 16
call IncrementObjectStructField28
.DoSpin:
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_ACTION
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], OBJECT_ACTION_SPIN
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
dec [hl]
ret nz
call IncrementObjectStructField28
2015-02-11 22:13:22 +00:00
ret
.InitSpinRise:
2015-11-16 02:28:15 +00:00
ld hl, OBJECT_STEP_FRAME
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], 0
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_31
add hl, bc
ld [hl], $10
ld hl, OBJECT_STEP_DURATION
add hl, bc
2015-12-29 18:15:58 +00:00
ld [hl], 16
ld hl, OBJECT_FLAGS2
2015-02-11 22:13:22 +00:00
add hl, bc
res 3, [hl]
call IncrementObjectStructField28
.DoSpinRise:
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_ACTION
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], OBJECT_ACTION_SPIN
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_31
add hl, bc
inc [hl]
ld a, [hl]
ld d, $60
call Sine
ld a, h
sub $60
ld hl, OBJECT_SPRITE_Y_OFFSET
add hl, bc
ld [hl], a
ld hl, OBJECT_STEP_DURATION
add hl, bc
dec [hl]
ret nz
2015-11-16 02:28:15 +00:00
ld hl, OBJECT_STEP_FRAME
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], 0
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
2015-12-17 20:14:51 +00:00
ld [hl], STEP_TYPE_SLEEP
2015-02-11 22:13:22 +00:00
ret
; 4c89
2015-12-17 20:14:51 +00:00
TeleportTo: ; 4c89
2015-11-14 19:41:47 +00:00
call Object28AnonymousJumptable
2015-12-27 02:59:03 +00:00
; anonymous dw
2015-12-29 18:15:58 +00:00
dw .InitWait
dw .DoWait
dw .InitDescent
dw .DoDescent
dw .InitFinalSpin
dw .DoFinalSpin
dw .FinishStep
2015-02-11 22:13:22 +00:00
; 4c9a
.InitWait:
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_ACTION
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], OBJECT_ACTION_00
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
2015-12-29 18:15:58 +00:00
ld [hl], 16
call IncrementObjectStructField28
2015-02-11 22:13:22 +00:00
ret
; 4caa
.DoWait:
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
dec [hl]
ret nz
call IncrementObjectStructField28
.InitDescent:
2015-11-16 02:28:15 +00:00
ld hl, OBJECT_STEP_FRAME
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], 0
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_31
add hl, bc
ld [hl], 0
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
2015-12-29 18:15:58 +00:00
ld [hl], 16
call IncrementObjectStructField28
2015-02-11 22:13:22 +00:00
ret
; 4cc9
.DoDescent:
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_ACTION
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], OBJECT_ACTION_SPIN
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_31
add hl, bc
inc [hl]
ld a, [hl]
ld d, $60
call Sine
ld a, h
sub $60
ld hl, OBJECT_SPRITE_Y_OFFSET
add hl, bc
ld [hl], a
ld hl, OBJECT_STEP_DURATION
add hl, bc
dec [hl]
ret nz
call IncrementObjectStructField28
.InitFinalSpin:
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
2015-12-29 18:15:58 +00:00
ld [hl], 16
call IncrementObjectStructField28
2015-02-11 22:13:22 +00:00
ret
; 4cf5
.DoFinalSpin:
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_ACTION
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], OBJECT_ACTION_SPIN
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
dec [hl]
ret nz
.FinishStep:
2015-11-16 02:28:15 +00:00
ld hl, OBJECT_STEP_FRAME
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], 0
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_SPRITE_Y_OFFSET
add hl, bc
ld [hl], 0
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
2015-12-17 20:14:51 +00:00
ld [hl], STEP_TYPE_SLEEP
2015-02-11 22:13:22 +00:00
ret
; 4d14
2015-12-17 20:14:51 +00:00
Skyfall: ; 4d14
2015-11-14 19:41:47 +00:00
call Object28AnonymousJumptable
2015-12-27 02:59:03 +00:00
; anonymous dw
2015-12-29 18:15:58 +00:00
dw .Init
dw .Step
dw .Fall
dw .Finish
2015-02-11 22:13:22 +00:00
; 4d1f
.Init:
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_ACTION
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], OBJECT_ACTION_00
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
2015-12-29 18:15:58 +00:00
ld [hl], 16
call IncrementObjectStructField28
.Step:
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
dec [hl]
ret nz
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_ACTION
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], OBJECT_ACTION_STEP
2015-11-16 02:28:15 +00:00
ld hl, OBJECT_STEP_FRAME
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], 0
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_31
add hl, bc
ld [hl], 0
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
2015-12-29 18:15:58 +00:00
ld [hl], 16
call IncrementObjectStructField28
.Fall:
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_31
add hl, bc
inc [hl]
ld a, [hl]
ld d, $60
call Sine
ld a, h
sub $60
ld hl, OBJECT_SPRITE_Y_OFFSET
add hl, bc
ld [hl], a
ld hl, OBJECT_STEP_DURATION
add hl, bc
dec [hl]
ret nz
call IncrementObjectStructField28
.Finish:
2015-11-16 02:28:15 +00:00
ld hl, OBJECT_STEP_FRAME
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], 0
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_SPRITE_Y_OFFSET
add hl, bc
ld [hl], 0
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
2015-12-17 20:14:51 +00:00
ld [hl], STEP_TYPE_SLEEP
2015-02-11 22:13:22 +00:00
ret
; 4d7e
2015-12-17 20:14:51 +00:00
GotBiteStep: ; 4d7e
2015-11-14 19:41:47 +00:00
call Object28AnonymousJumptable
2015-12-27 02:59:03 +00:00
; anonymous dw
2015-12-29 18:15:58 +00:00
dw .Init
dw .Run
2015-02-11 22:13:22 +00:00
; 4d85
.Init:
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
ld [hl], 8
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_SPRITE_Y_OFFSET
add hl, bc
ld [hl], 0
call IncrementObjectStructField28
.Run:
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_SPRITE_Y_OFFSET
add hl, bc
ld a, [hl]
xor 1
ld [hl], a
ld hl, OBJECT_STEP_DURATION
add hl, bc
dec [hl]
ret nz
ld hl, OBJECT_SPRITE_Y_OFFSET
add hl, bc
ld [hl], 0
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
2015-12-17 20:14:51 +00:00
ld [hl], STEP_TYPE_SLEEP
2015-02-11 22:13:22 +00:00
ret
; 4daf
2015-12-17 20:14:51 +00:00
RockSmashStep: ; 4daf
2015-12-29 18:15:58 +00:00
call .Step
jp WaitStep_InPlace
2015-02-11 22:13:22 +00:00
; 4db5
.Step:
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
ld a, [hl]
and %00000001
ld a, OBJECT_ACTION_STAND
jr z, .yes
ld a, OBJECT_ACTION_00
.yes
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_ACTION
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], a
ret
; 4dc8
2015-12-17 20:14:51 +00:00
ReturnDigStep: ; 4dc8
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
ld a, [hl]
and %00000001
ld a, OBJECT_ACTION_SPIN
jr z, .yes
ld a, OBJECT_ACTION_SPIN_FLICKER
.yes
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_ACTION
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], a
2015-12-29 18:15:58 +00:00
jp WaitStep_InPlace
2015-02-11 22:13:22 +00:00
; 4ddd
2015-12-29 18:15:58 +00:00
StepType03: ; 4ddd
ld hl, OBJECT_DIRECTION_WALKING
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STANDING
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
dec [hl]
ret nz
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
2015-12-17 20:14:51 +00:00
ld [hl], STEP_TYPE_SLEEP
2015-02-11 22:13:22 +00:00
ret
; 4df0
2015-12-29 18:15:58 +00:00
StepType18: ; 4df0
ld hl, OBJECT_DIRECTION_WALKING
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STANDING
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
dec [hl]
ret nz
2015-12-17 20:14:51 +00:00
jp DeleteMapObject
2015-02-11 22:13:22 +00:00
; 4dff
2015-12-29 18:15:58 +00:00
StepTypeBump: ; 4dff
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
dec [hl]
ret nz
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
2015-12-17 20:14:51 +00:00
ld [hl], STEP_TYPE_SLEEP
2015-02-11 22:13:22 +00:00
ret
; 4e0c
2015-12-29 18:15:58 +00:00
StepType05: ; 4e0c
2015-11-14 19:41:47 +00:00
call Object28AnonymousJumptable
2015-12-27 02:59:03 +00:00
; anonymous dw
2015-12-29 18:15:58 +00:00
dw .Reset
dw StepType04
2015-02-11 22:13:22 +00:00
.Reset:
2015-11-02 16:15:32 +00:00
call RestoreDefaultMovement
call GetInitialFacing
ld hl, OBJECT_FACING
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], a
call IncrementObjectStructField28
2015-12-29 18:15:58 +00:00
StepType04: ; 4e21
2015-12-17 20:14:51 +00:00
call MobileFn_4fb2
ld hl, OBJECT_DIRECTION_WALKING
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STANDING
2015-02-11 22:13:22 +00:00
ret
; 4e2b
2015-12-17 20:14:51 +00:00
NPCStep: ; 4e2b
call MobileFn_4fb2
2015-11-14 19:41:47 +00:00
call AddStepVector
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
dec [hl]
ret nz
2015-12-17 20:14:51 +00:00
call CopyNextCoordsTileToStandingCoordsTile
ld hl, OBJECT_DIRECTION_WALKING
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STANDING
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
2015-12-17 20:14:51 +00:00
ld [hl], STEP_TYPE_SLEEP
2015-02-11 22:13:22 +00:00
ret
; 4e47
2015-12-29 18:15:58 +00:00
StepType07: ; 4e47
2015-11-14 19:41:47 +00:00
call AddStepVector
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
dec [hl]
ret nz
2015-12-17 20:14:51 +00:00
call CopyNextCoordsTileToStandingCoordsTile
2015-11-14 19:41:47 +00:00
jp RandomStepDuration_Slow
2015-02-11 22:13:22 +00:00
; 4e56
2015-12-17 20:14:51 +00:00
PlayerStep: ; 4e56
2015-02-11 22:13:22 +00:00
; AnimateStep?
2015-11-14 19:41:47 +00:00
call Object28AnonymousJumptable
2015-12-27 02:59:03 +00:00
; anonymous dw
2015-12-17 20:14:51 +00:00
dw .init
dw .step
2015-02-11 22:13:22 +00:00
2015-12-29 18:15:58 +00:00
.init
ld hl, wPlayerStepFlags
2015-02-11 22:13:22 +00:00
set 7, [hl]
call IncrementObjectStructField28
2015-12-29 18:15:58 +00:00
.step
2015-12-17 20:14:51 +00:00
call UpdatePlayerStep
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
dec [hl]
ret nz
ld hl, wPlayerStepFlags
2015-02-11 22:13:22 +00:00
set 6, [hl]
2015-12-17 20:14:51 +00:00
call CopyNextCoordsTileToStandingCoordsTile
ld hl, OBJECT_DIRECTION_WALKING
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STANDING
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
2015-12-17 20:14:51 +00:00
ld [hl], STEP_TYPE_SLEEP
2015-02-11 22:13:22 +00:00
ret
; 4e83
2015-12-29 18:15:58 +00:00
PlayerOrNPCTurnStep: ; 4e83
2015-11-14 19:41:47 +00:00
call Object28AnonymousJumptable
2015-12-27 02:59:03 +00:00
; anonymous dw
2015-12-17 20:14:51 +00:00
dw .init1
dw .step1
dw .init2
dw .step2
2015-02-11 22:13:22 +00:00
2015-12-29 18:15:58 +00:00
.init1
ld hl, OBJECT_DIRECTION_WALKING
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STANDING
2015-11-16 02:28:15 +00:00
ld hl, OBJECT_STEP_FRAME
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
ld [hl], 2
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
ld [hl], 2
call IncrementObjectStructField28
2015-12-29 18:15:58 +00:00
.step1
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
dec [hl]
ret nz
call IncrementObjectStructField28
2015-12-29 18:15:58 +00:00
.init2
2015-12-17 20:14:51 +00:00
ld hl, OBJECT_29 ; new facing
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
ld hl, OBJECT_FACING
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], a
ld hl, OBJECT_STEP_DURATION
add hl, bc
2015-12-17 20:14:51 +00:00
ld [hl], 2
call IncrementObjectStructField28
2015-12-29 18:15:58 +00:00
.step2
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
dec [hl]
ret nz
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
2015-12-17 20:14:51 +00:00
ld [hl], STEP_TYPE_SLEEP
2015-02-11 22:13:22 +00:00
ret
; 4ecd
2015-12-29 18:15:58 +00:00
StepType0f: ; 4ecd
2015-11-14 19:41:47 +00:00
call AddStepVector
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
dec [hl]
ret nz
push bc
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_NEXT_MAP_X
2015-02-11 22:13:22 +00:00
add hl, bc
ld d, [hl]
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_NEXT_MAP_Y
2015-02-11 22:13:22 +00:00
add hl, bc
ld e, [hl]
ld hl, OBJECT_MAP_OBJECT_INDEX
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
ld b, a
2017-12-24 17:47:30 +00:00
farcall CopyDECoordsToMapObject
2015-02-11 22:13:22 +00:00
pop bc
ld hl, OBJECT_FLAGS2
2015-02-11 22:13:22 +00:00
add hl, bc
res 2, [hl]
2015-12-17 20:14:51 +00:00
call CopyNextCoordsTileToStandingCoordsTile
ld hl, OBJECT_DIRECTION_WALKING
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STANDING
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
2015-12-17 20:14:51 +00:00
ld [hl], STEP_TYPE_SLEEP
2015-02-11 22:13:22 +00:00
ret
; 4f04
2015-12-29 18:15:58 +00:00
StepTypeTrackingObject: ; 4f04
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_29
add hl, bc
ld e, [hl]
inc hl
ld d, [hl]
ld hl, OBJECT_SPRITE
2015-02-11 22:13:22 +00:00
add hl, de
ld a, [hl]
and a
jr z, .nope
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_SPRITE_X
add hl, de
ld a, [hl]
ld hl, OBJECT_SPRITE_X
add hl, bc
ld [hl], a
ld hl, OBJECT_SPRITE_Y
add hl, de
ld a, [hl]
ld hl, OBJECT_SPRITE_Y
add hl, bc
ld [hl], a
ld hl, OBJECT_STEP_DURATION
add hl, bc
ld a, [hl]
and a
ret z
dec [hl]
ret nz
.nope
2015-12-17 20:14:51 +00:00
jp DeleteMapObject
2015-02-11 22:13:22 +00:00
; 4f33
2015-12-29 18:15:58 +00:00
StepType14: ; 4f33
StepType15: ; 4f33
2015-11-14 19:41:47 +00:00
call Object28AnonymousJumptable
2015-12-27 02:59:03 +00:00
; anonymous dw
2015-12-29 18:15:58 +00:00
dw .Init
dw .Run
2015-02-11 22:13:22 +00:00
.Init:
2015-02-11 22:13:22 +00:00
xor a
ld hl, OBJECT_29
add hl, bc
ld [hl], a
call IncrementObjectStructField28
.Run:
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_29
add hl, bc
ld d, [hl]
ld a, [wPlayerStepVectorY]
2015-02-11 22:13:22 +00:00
sub d
ld [wPlayerStepVectorY], a
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
dec [hl]
jr z, .ok
2015-02-11 22:13:22 +00:00
ld a, [hl]
2015-12-29 18:15:58 +00:00
call .GetSign
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_29
add hl, bc
ld [hl], a
ld d, a
ld a, [wPlayerStepVectorY]
2015-02-11 22:13:22 +00:00
add d
ld [wPlayerStepVectorY], a
2015-02-11 22:13:22 +00:00
ret
.ok
2015-12-17 20:14:51 +00:00
call DeleteMapObject
2015-02-11 22:13:22 +00:00
ret
.GetSign:
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_30
add hl, bc
and 1
ld a, [hl]
ret z
cpl
inc a
ret
; 4f77
2015-12-29 18:15:58 +00:00
StepType16: ; 4f77
2015-11-14 19:41:47 +00:00
call Object28AnonymousJumptable ; ????
2015-02-11 22:13:22 +00:00
; 4f7a
2015-12-29 18:15:58 +00:00
StepType17: ; 4f7a
2015-11-14 19:41:47 +00:00
call Object28AnonymousJumptable
2015-12-27 02:59:03 +00:00
; anonymous dw
2015-12-29 18:15:58 +00:00
dw .null
dw .null
dw .null
.null
2015-02-11 22:13:22 +00:00
; 4f83
2015-12-17 20:14:51 +00:00
SkyfallTop: ; 4f83
2015-11-14 19:41:47 +00:00
call Object28AnonymousJumptable
2015-12-27 02:59:03 +00:00
; anonymous dw
2015-12-29 18:15:58 +00:00
dw .Init
dw .Run
2015-02-11 22:13:22 +00:00
.Init:
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_ACTION
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], OBJECT_ACTION_SKYFALL
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
ld [hl], 16
call IncrementObjectStructField28
2015-02-11 22:13:22 +00:00
2015-12-29 18:15:58 +00:00
.Run:
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_STEP_DURATION
add hl, bc
dec [hl]
ret nz
ld hl, OBJECT_SPRITE_Y_OFFSET
add hl, bc
ld [hl], $60
2015-11-16 02:28:15 +00:00
ld hl, OBJECT_STEP_FRAME
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], 0
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
2015-12-17 20:14:51 +00:00
ld [hl], STEP_TYPE_SLEEP
2015-02-11 22:13:22 +00:00
ret
; 4fb2
2015-12-17 20:14:51 +00:00
MobileFn_4fb2: mobile
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_29
add hl, bc
inc [hl]
ld a, [hl]
srl a
srl a
and %00000111
2015-02-11 22:13:22 +00:00
ld l, a
ld h, 0
ld de, .y
add hl, de
ld a, [hl]
ld hl, OBJECT_SPRITE_Y_OFFSET
add hl, bc
ld [hl], a
ret
.y ; 4fcd
db 0, -1, -2, -3, -4, -3, -2, -1
; 4fd5
UpdateJumpPosition: ; 4fd5
call GetStepVector
ld a, h
ld hl, OBJECT_31
add hl, bc
ld e, [hl]
add e
ld [hl], a
nop
srl e
ld d, 0
ld hl, .y
add hl, de
ld a, [hl]
ld hl, OBJECT_SPRITE_Y_OFFSET
add hl, bc
ld [hl], a
ret
.y ; 4ff0
db -4, -6, -8, -10, -11, -12, -12, -12
db -11, -10, -9, -8, -6, -4, 0, 0
; 5000
2015-11-02 16:15:32 +00:00
Function5000: ; unscripted?
2015-12-29 18:15:58 +00:00
; copy [wPlayerNextMovement] to [wPlayerMovement]
ld a, [wPlayerNextMovement]
ld hl, wPlayerMovement
2015-02-11 22:13:22 +00:00
ld [hl], a
2016-05-14 16:28:00 +00:00
; load [wPlayerNextMovement] with movement_step_sleep
ld a, movement_step_sleep
2015-12-29 18:15:58 +00:00
ld [wPlayerNextMovement], a
; recover the previous value of [wPlayerNextMovement]
2015-02-11 22:13:22 +00:00
ld a, [hl]
ret
; 500e
2015-12-29 18:15:58 +00:00
GetMovementByte:
2015-11-02 16:15:32 +00:00
ld hl, wMovementDataPointer
2015-12-29 18:15:58 +00:00
call _GetMovementByte
2015-02-11 22:13:22 +00:00
ret
; 5015
Function5015: ; 5015
2015-11-12 04:38:57 +00:00
ld hl, OBJECT_MOVEMENT_BYTE_INDEX
2015-02-11 22:13:22 +00:00
add hl, bc
ld e, [hl]
inc [hl]
ld d, 0
2015-12-29 18:15:58 +00:00
ld hl, wc2e2
2015-02-11 22:13:22 +00:00
ld a, [hli]
ld h, [hl]
ld l, a
add hl, de
ld a, [hl]
ret
; 5026
Function5026: ; 5026
2015-11-12 04:38:57 +00:00
ld hl, OBJECT_MOVEMENT_BYTE_INDEX
2015-02-11 22:13:22 +00:00
add hl, bc
ld e, [hl]
inc [hl]
ld d, 0
ld hl, wc2e6
ld a, [hli]
ld h, [hl]
ld l, a
add hl, de
ld a, [hl]
ret
; 5037
_GetMovementObject: ; 5037
ld hl, GetMovementObject
2015-11-12 04:38:57 +00:00
jp HandleMovementData
2015-02-11 22:13:22 +00:00
; 503d
GetMovementObject: ; 503d
ld a, [wMovementObject]
2015-02-11 22:13:22 +00:00
ret
; 5041
2015-11-12 04:38:57 +00:00
HandleMovementData: ; 5041
2015-12-29 18:15:58 +00:00
call .StorePointer
.loop
2015-02-11 22:13:22 +00:00
xor a
2015-12-29 18:15:58 +00:00
ld [wMovementByteWasControlSwitch], a
call JumpMovementPointer
call DoMovementFunction
2015-12-29 18:15:58 +00:00
ld a, [wMovementByteWasControlSwitch]
2015-02-11 22:13:22 +00:00
and a
jr nz, .loop
2015-02-11 22:13:22 +00:00
ret
.StorePointer:
2015-02-11 22:13:22 +00:00
ld a, l
2015-11-02 16:15:32 +00:00
ld [wMovementPointer], a
2015-02-11 22:13:22 +00:00
ld a, h
2015-11-02 16:15:32 +00:00
ld [wMovementPointer + 1], a
2015-02-11 22:13:22 +00:00
ret
; 505e
2015-12-29 18:15:58 +00:00
JumpMovementPointer: ; 505e
2015-11-02 16:15:32 +00:00
ld hl, wMovementPointer
2015-02-11 22:13:22 +00:00
ld a, [hli]
ld h, [hl]
ld l, a
jp hl
2015-02-11 22:13:22 +00:00
; 5065
2015-11-12 04:38:57 +00:00
ContinueReadingMovement: ; 5065
ld a, 1
2015-12-29 18:15:58 +00:00
ld [wMovementByteWasControlSwitch], a
2015-02-11 22:13:22 +00:00
ret
; 506b
DoMovementFunction: ; 506b
2015-02-11 22:13:22 +00:00
push af
2015-11-02 16:15:32 +00:00
call ApplyMovementToFollower
2015-02-11 22:13:22 +00:00
pop af
ld hl, MovementPointers
rst JumpTable
ret
; 5075
INCLUDE "engine/movement.asm"
; 54b8
2015-11-02 16:15:32 +00:00
ApplyMovementToFollower: ; 54b8
2015-02-11 22:13:22 +00:00
ld e, a
2015-11-02 16:15:32 +00:00
ld a, [wObjectFollow_Follower]
cp -1
2015-02-11 22:13:22 +00:00
ret z
2015-11-02 16:15:32 +00:00
ld a, [wObjectFollow_Leader]
2015-02-11 22:13:22 +00:00
ld d, a
2015-11-02 16:15:32 +00:00
ld a, [hMapObjectIndexBuffer]
2015-02-11 22:13:22 +00:00
cp d
ret nz
ld a, e
2016-05-14 16:28:00 +00:00
cp movement_step_sleep
2015-02-11 22:13:22 +00:00
ret z
2015-12-29 18:15:58 +00:00
cp movement_step_end
2015-02-11 22:13:22 +00:00
ret z
2015-12-29 18:15:58 +00:00
cp movement_step_4b
2015-02-11 22:13:22 +00:00
ret z
2015-12-29 18:15:58 +00:00
cp movement_step_bump
2015-02-11 22:13:22 +00:00
ret z
2016-05-14 17:46:14 +00:00
cp movement_slow_step
2015-02-11 22:13:22 +00:00
ret c
push af
2015-12-29 18:15:58 +00:00
ld hl, wFollowerMovementQueueLength
2015-02-11 22:13:22 +00:00
inc [hl]
ld e, [hl]
ld d, 0
2015-12-29 18:15:58 +00:00
ld hl, wFollowMovementQueue
2015-02-11 22:13:22 +00:00
add hl, de
pop af
ld [hl], a
ret
; 54e6
2015-12-29 18:15:58 +00:00
GetFollowerNextMovementByte: ; 54e6
ld hl, wFollowerMovementQueueLength
2015-02-11 22:13:22 +00:00
ld a, [hl]
and a
jr z, .done
cp -1
jr z, .done
2015-02-11 22:13:22 +00:00
dec [hl]
ld e, a
ld d, 0
2015-12-29 18:15:58 +00:00
ld hl, wFollowMovementQueue
2015-02-11 22:13:22 +00:00
add hl, de
inc e
ld a, -1
.loop
2015-02-11 22:13:22 +00:00
ld d, [hl]
ld [hld], a
ld a, d
dec e
jr nz, .loop
2015-02-11 22:13:22 +00:00
ret
.done
2015-12-29 18:15:58 +00:00
call .CancelFollowIfLeaderMissing
2015-02-11 22:13:22 +00:00
ret c
2016-05-14 16:28:00 +00:00
ld a, movement_step_sleep
2015-02-11 22:13:22 +00:00
ret
.CancelFollowIfLeaderMissing:
2015-11-02 16:15:32 +00:00
ld a, [wObjectFollow_Leader]
cp -1
jr z, .nope
2015-02-11 22:13:22 +00:00
push bc
call GetObjectStruct
ld hl, OBJECT_SPRITE
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
pop bc
and a
jr z, .nope
2015-02-11 22:13:22 +00:00
and a
ret
.nope
2015-12-29 18:15:58 +00:00
ld a, -1
2015-11-02 16:15:32 +00:00
ld [wObjectFollow_Follower], a
2015-11-12 04:38:57 +00:00
ld a, movement_step_end
2015-02-11 22:13:22 +00:00
scf
ret
; 5529
2015-11-14 19:41:47 +00:00
SpawnShadow: ; 5529
2015-02-11 22:13:22 +00:00
push bc
2015-11-14 19:41:47 +00:00
ld de, .ShadowObject
call CopyTempObjectData
call InitTempObject
2015-02-11 22:13:22 +00:00
pop bc
ret
.ShadowObject:
2015-11-14 19:41:47 +00:00
; vtile, palette, movement
db $00, PAL_OW_SILVER, SPRITEMOVEDATA_SHADOW
2015-02-11 22:13:22 +00:00
; 5538
2015-11-14 19:41:47 +00:00
SpawnStrengthBoulderDust: ; 5538
2015-02-11 22:13:22 +00:00
push bc
2015-11-14 19:41:47 +00:00
ld de, .BoulderDustObject
call CopyTempObjectData
call InitTempObject
2015-02-11 22:13:22 +00:00
pop bc
ret
.BoulderDustObject:
2015-11-14 19:41:47 +00:00
db $00, PAL_OW_SILVER, SPRITEMOVEDATA_BOULDERDUST
2015-02-11 22:13:22 +00:00
; 5547
2015-11-14 19:41:47 +00:00
SpawnEmote: ; 5547
2015-02-11 22:13:22 +00:00
push bc
2015-11-14 19:41:47 +00:00
ld de, .EmoteObject
call CopyTempObjectData
call InitTempObject
2015-02-11 22:13:22 +00:00
pop bc
ret
.EmoteObject:
2015-11-14 19:41:47 +00:00
db $00, PAL_OW_SILVER, SPRITEMOVEDATA_EMOTE
2015-02-11 22:13:22 +00:00
; 5556
2015-11-14 19:41:47 +00:00
ShakeGrass: ; 5556
2015-02-11 22:13:22 +00:00
push bc
ld de, .data_5562
2015-11-14 19:41:47 +00:00
call CopyTempObjectData
call InitTempObject
2015-02-11 22:13:22 +00:00
pop bc
ret
.data_5562
2015-11-14 19:41:47 +00:00
db $00, PAL_OW_TREE, SPRITEMOVEDATA_GRASS
2015-02-11 22:13:22 +00:00
; 5565
2015-11-14 19:41:47 +00:00
ShakeScreen: ; 5565
2015-02-11 22:13:22 +00:00
push bc
push af
2015-11-14 19:41:47 +00:00
ld de, .ScreenShakeObject
call CopyTempObjectData
2015-02-11 22:13:22 +00:00
pop af
2015-11-14 19:41:47 +00:00
ld [wTempObjectCopyRange], a
call InitTempObject
2015-02-11 22:13:22 +00:00
pop bc
ret
.ScreenShakeObject:
2015-11-14 19:41:47 +00:00
db $00, PAL_OW_SILVER, SPRITEMOVEDATA_SCREENSHAKE
2015-02-11 22:13:22 +00:00
; 5579
2015-11-14 19:41:47 +00:00
DespawnEmote: ; 5579
2015-02-11 22:13:22 +00:00
push bc
2015-11-02 16:15:32 +00:00
ld a, [hMapObjectIndexBuffer]
2015-02-11 22:13:22 +00:00
ld c, a
2015-11-14 19:41:47 +00:00
call .DeleteEmote
2015-02-11 22:13:22 +00:00
pop bc
ret
.DeleteEmote:
2015-02-11 22:13:22 +00:00
ld de, ObjectStructs
2015-07-26 07:11:33 +00:00
ld a, NUM_OBJECT_STRUCTS
.loop
2015-02-11 22:13:22 +00:00
push af
ld hl, OBJECT_FLAGS1
2015-02-11 22:13:22 +00:00
add hl, de
2015-11-16 02:28:15 +00:00
bit EMOTE_OBJECT, [hl]
jr z, .next
ld hl, OBJECT_SPRITE
2015-02-11 22:13:22 +00:00
add hl, de
ld a, [hl]
and a
jr z, .next
2015-02-11 22:13:22 +00:00
push bc
xor a
ld bc, OBJECT_STRUCT_LENGTH
2015-02-11 22:13:22 +00:00
call ByteFill
pop bc
.next
ld hl, OBJECT_STRUCT_LENGTH
2015-02-11 22:13:22 +00:00
add hl, de
ld d, h
ld e, l
pop af
dec a
jr nz, .loop
2015-02-11 22:13:22 +00:00
ret
; 55ac
2015-11-14 19:41:47 +00:00
InitTempObject: ; 55ac
2015-11-01 01:05:02 +00:00
call FindFirstEmptyObjectStruct
2015-02-11 22:13:22 +00:00
ret nc
ld d, h
ld e, l
2017-12-24 17:47:30 +00:00
farcall CopyTempObjectToObjectStruct
2015-02-11 22:13:22 +00:00
ret
; 55b9
2015-11-14 19:41:47 +00:00
CopyTempObjectData: ; 55b9
; load into wTempObjectCopy:
; -1, -1, [de], [de + 1], [de + 2], [hMapObjectIndexBuffer], [NextMapX], [NextMapY], -1
; This spawns the object at the same place as whichever object is loaded into bc.
ld hl, wTempObjectCopyMapObjectIndex
ld [hl], -1
2015-02-11 22:13:22 +00:00
inc hl
ld [hl], -1
2015-02-11 22:13:22 +00:00
inc hl
ld a, [de]
inc de
ld [hli], a
ld a, [de]
inc de
ld [hli], a
ld a, [de]
ld [hli], a
2015-11-02 16:15:32 +00:00
ld a, [hMapObjectIndexBuffer]
2015-02-11 22:13:22 +00:00
ld [hli], a
push hl
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_NEXT_MAP_X
2015-02-11 22:13:22 +00:00
add hl, bc
ld d, [hl]
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_NEXT_MAP_Y
2015-02-11 22:13:22 +00:00
add hl, bc
ld e, [hl]
pop hl
ld [hl], d
inc hl
ld [hl], e
inc hl
ld [hl], -1
2015-02-11 22:13:22 +00:00
ret
; 55e0
Function55e0:: ; 55e0
ld a, [VramState]
bit 0, a
ret z
ld bc, ObjectStructs
xor a
.loop
2015-11-02 16:15:32 +00:00
ld [hMapObjectIndexBuffer], a
2016-05-05 02:34:09 +00:00
call DoesObjectHaveASprite
jr z, .ok
2015-02-11 22:13:22 +00:00
call Function565c
.ok
ld hl, OBJECT_STRUCT_LENGTH
2015-02-11 22:13:22 +00:00
add hl, bc
ld b, h
ld c, l
2015-11-02 16:15:32 +00:00
ld a, [hMapObjectIndexBuffer]
2015-02-11 22:13:22 +00:00
inc a
cp NUM_OBJECT_STRUCTS
jr nz, .loop
2015-02-11 22:13:22 +00:00
ret
; 5602
2015-11-16 16:53:26 +00:00
Function5602: ; 5602, called at battle start
call Function5645 ; clear sprites
ld a, PLAYER
call Function5629 ; respawn player
2015-11-25 15:16:29 +00:00
ld a, [wBattleScriptFlags]
2015-02-11 22:13:22 +00:00
bit 7, a
jr z, .ok
ld a, [hLastTalked]
2015-02-11 22:13:22 +00:00
and a
jr z, .ok
2015-11-16 16:53:26 +00:00
call Function5629 ; respawn opponent
.ok
2015-11-16 02:28:15 +00:00
call _UpdateSprites
2015-02-11 22:13:22 +00:00
ret
; 561d
Function561d: ; 561d
2015-11-16 16:53:26 +00:00
call Function5645 ; clear sprites
ld a, PLAYER
call Function5629 ; respawn player
2015-11-16 02:28:15 +00:00
call _UpdateSprites
2015-02-11 22:13:22 +00:00
ret
; 5629
Function5629: ; 5629
2015-07-26 07:11:33 +00:00
cp NUM_OBJECTS
2015-02-11 22:13:22 +00:00
ret nc
call GetMapObject
ld hl, MAPOBJECT_OBJECT_STRUCT_ID
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
cp -1
2015-02-11 22:13:22 +00:00
ret z
2015-07-26 07:11:33 +00:00
cp NUM_OBJECT_STRUCTS
2015-02-11 22:13:22 +00:00
ret nc
call GetObjectStruct
2016-05-05 02:34:09 +00:00
call DoesObjectHaveASprite
2015-02-11 22:13:22 +00:00
ret z
call Function5673
ret
; 5645
Function5645: ; 5645
xor a
ld bc, ObjectStructs
.loop
2015-11-02 16:15:32 +00:00
ld [hMapObjectIndexBuffer], a
2015-11-16 16:53:26 +00:00
call SetFacing_Standing
ld hl, OBJECT_STRUCT_LENGTH
2015-02-11 22:13:22 +00:00
add hl, bc
ld b, h
ld c, l
2015-11-02 16:15:32 +00:00
ld a, [hMapObjectIndexBuffer]
2015-02-11 22:13:22 +00:00
inc a
cp NUM_OBJECT_STRUCTS
jr nz, .loop
2015-02-11 22:13:22 +00:00
ret
; 565c
Function565c: ; 565c
push bc
call Function56cd
pop bc
2015-11-16 16:53:26 +00:00
jr c, SetFacing_Standing
2015-02-11 22:13:22 +00:00
call Function56a3
2015-11-16 16:53:26 +00:00
jr c, SetFacing_Standing
2015-02-11 22:13:22 +00:00
call Function5688
2017-12-24 17:47:30 +00:00
farcall Function4440
2015-02-11 22:13:22 +00:00
xor a
ret
; 5673
Function5673: ; 5673
call Function56a3
2015-11-16 16:53:26 +00:00
jr c, SetFacing_Standing
2017-12-24 17:47:30 +00:00
farcall Function4440 ; no need to farcall
2015-02-11 22:13:22 +00:00
xor a
ret
; 5680
2015-11-16 16:53:26 +00:00
SetFacing_Standing: ; 5680
ld hl, OBJECT_FACING_STEP
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STANDING
2015-02-11 22:13:22 +00:00
scf
ret
; 5688
Function5688: ; 5688
push bc
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_NEXT_MAP_X
2015-02-11 22:13:22 +00:00
add hl, bc
ld d, [hl]
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_NEXT_MAP_Y
2015-02-11 22:13:22 +00:00
add hl, bc
ld e, [hl]
2015-11-13 05:49:27 +00:00
call GetCoordTile
2015-02-11 22:13:22 +00:00
pop bc
ld hl, OBJECT_NEXT_TILE
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], a
2017-12-24 17:47:30 +00:00
farcall UpdateTallGrassFlags ; no need to farcall
2015-02-11 22:13:22 +00:00
ret
; 56a3
Function56a3: ; 56a3
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_NEXT_MAP_X
2015-02-11 22:13:22 +00:00
add hl, bc
ld d, [hl]
2015-11-14 19:41:47 +00:00
ld hl, OBJECT_NEXT_MAP_Y
2015-02-11 22:13:22 +00:00
add hl, bc
ld e, [hl]
inc d
inc e
ld a, [XCoord]
cp d
jr z, .equal_x
jr nc, .nope
2015-02-11 22:13:22 +00:00
add $b
cp d
jr c, .nope
.equal_x
2015-02-11 22:13:22 +00:00
ld a, [YCoord]
cp e
jr z, .equal_y
jr nc, .nope
2015-02-11 22:13:22 +00:00
add $a
cp e
jr c, .nope
.equal_y
2015-02-11 22:13:22 +00:00
xor a
ret
.nope
2015-02-11 22:13:22 +00:00
scf
ret
; 56cd
Function56cd: ; 56cd
2016-05-05 02:34:09 +00:00
ld a, [wPlayerBGMapOffsetX]
2015-02-11 22:13:22 +00:00
ld d, a
ld hl, OBJECT_SPRITE_X_OFFSET
add hl, bc
ld a, [hl]
ld hl, OBJECT_SPRITE_X
add hl, bc
add [hl]
add d
cp $f0
jr nc, .ok1
2015-02-11 22:13:22 +00:00
cp $a0
jp nc, .nope
.ok1
and %00000111
ld d, 2
cp 4
jr c, .ok2
ld d, 3
.ok2
2015-02-11 22:13:22 +00:00
ld a, [hl]
srl a
srl a
srl a
cp SCREEN_WIDTH
jr c, .ok3
2015-02-11 22:13:22 +00:00
sub $20
.ok3
ld [hUsedSpriteIndex], a
2016-05-05 02:34:09 +00:00
ld a, [wPlayerBGMapOffsetY]
2015-02-11 22:13:22 +00:00
ld e, a
ld hl, OBJECT_SPRITE_Y_OFFSET
add hl, bc
ld a, [hl]
ld hl, OBJECT_SPRITE_Y
add hl, bc
add [hl]
add e
cp $f0
jr nc, .ok4
2015-02-11 22:13:22 +00:00
cp $90
jr nc, .nope
.ok4
and %00000111
ld e, 2
cp 4
jr c, .ok5
ld e, 3
.ok5
2015-02-11 22:13:22 +00:00
ld a, [hl]
srl a
srl a
srl a
cp $12
jr c, .ok6
2015-02-11 22:13:22 +00:00
sub $20
.ok6
ld [hUsedSpriteTile], a
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_PALETTE
add hl, bc
bit 7, [hl]
jr z, .ok7
2015-02-11 22:13:22 +00:00
ld a, d
add 2
2015-02-11 22:13:22 +00:00
ld d, a
ld a, e
add 2
2015-02-11 22:13:22 +00:00
ld e, a
.ok7
2015-02-11 22:13:22 +00:00
ld a, d
2015-11-12 04:38:57 +00:00
ld [hFFBF], a
.loop
2015-11-12 04:38:57 +00:00
ld a, [hFFBF]
2015-02-11 22:13:22 +00:00
ld d, a
ld a, [hUsedSpriteTile]
2015-02-11 22:13:22 +00:00
add e
dec a
cp $12
jr nc, .ok9
2015-02-11 22:13:22 +00:00
ld b, a
.next
ld a, [hUsedSpriteIndex]
2015-02-11 22:13:22 +00:00
add d
dec a
cp $14
jr nc, .ok8
2015-02-11 22:13:22 +00:00
ld c, a
push bc
call Coord2Tile
2015-02-11 22:13:22 +00:00
pop bc
ld a, [hl]
cp $60
jr nc, .nope
.ok8
2015-02-11 22:13:22 +00:00
dec d
jr nz, .next
.ok9
2015-02-11 22:13:22 +00:00
dec e
jr nz, .loop
2015-02-11 22:13:22 +00:00
and a
ret
.nope
2015-02-11 22:13:22 +00:00
scf
ret
; 576a
2016-01-04 13:43:55 +00:00
HandleNPCStep:: ; 576a
2015-12-17 20:14:51 +00:00
call .ResetStepVector
2016-01-04 13:43:55 +00:00
call .DoStepsForAllObjects
2015-02-11 22:13:22 +00:00
ret
.ResetStepVector:
2015-02-11 22:13:22 +00:00
xor a
ld [wPlayerStepVectorX], a
ld [wPlayerStepVectorY], a
ld [wPlayerStepFlags], a
ld a, -1
ld [wPlayerStepDirection], a
2015-02-11 22:13:22 +00:00
ret
.DoStepsForAllObjects:
2015-02-11 22:13:22 +00:00
ld bc, ObjectStructs
xor a
.loop
2015-11-02 16:15:32 +00:00
ld [hMapObjectIndexBuffer], a
2016-05-05 02:34:09 +00:00
call DoesObjectHaveASprite
jr z, .next
2015-02-11 22:13:22 +00:00
call Function437b
.next
ld hl, OBJECT_STRUCT_LENGTH
2015-02-11 22:13:22 +00:00
add hl, bc
ld b, h
ld c, l
2015-11-02 16:15:32 +00:00
ld a, [hMapObjectIndexBuffer]
2015-02-11 22:13:22 +00:00
inc a
cp NUM_OBJECT_STRUCTS
jr nz, .loop
2015-02-11 22:13:22 +00:00
ret
; 579d
2016-01-04 13:43:55 +00:00
RefreshPlayerSprite: ; 579d
2016-05-14 16:28:00 +00:00
ld a, movement_step_sleep
2015-12-29 18:15:58 +00:00
ld [wPlayerNextMovement], a
ld [wPlayerMovement], a
2015-02-11 22:13:22 +00:00
xor a
2016-05-14 17:46:14 +00:00
ld [wPlayerTurningDirection], a
2015-11-16 02:28:15 +00:00
ld [PlayerObjectStepFrame], a
2016-01-04 13:43:55 +00:00
call .TryResetPlayerAction
2017-12-24 17:47:30 +00:00
farcall CheckWarpFacingDown
call c, SpawnInFacingDown
2016-01-04 13:43:55 +00:00
call .SpawnInCustomFacing
2015-02-11 22:13:22 +00:00
ret
; 57bc
2016-01-04 13:43:55 +00:00
.TryResetPlayerAction: ; 57bc
2015-10-24 14:34:19 +00:00
ld hl, wPlayerSpriteSetupFlags
2015-02-11 22:13:22 +00:00
bit 7, [hl]
jr nz, .ok
2015-02-11 22:13:22 +00:00
ret
.ok
ld a, OBJECT_ACTION_00
2015-02-11 22:13:22 +00:00
ld [PlayerAction], a
ret
; 57ca
2016-01-04 13:43:55 +00:00
.SpawnInCustomFacing: ; 57ca
2015-10-24 14:34:19 +00:00
ld hl, wPlayerSpriteSetupFlags
2015-02-11 22:13:22 +00:00
bit 5, [hl]
ret z
2015-10-24 14:34:19 +00:00
ld a, [wPlayerSpriteSetupFlags]
and 3
2015-02-11 22:13:22 +00:00
add a
2015-12-27 02:59:03 +00:00
add a
2015-11-16 02:28:15 +00:00
jr ContinueSpawnFacing
2015-02-11 22:13:22 +00:00
; 57d9
SpawnInFacingDown: ; 57d9
ld a, 0
2015-11-16 02:28:15 +00:00
ContinueSpawnFacing: ; 57db
2015-02-11 22:13:22 +00:00
ld bc, PlayerStruct
call SetSpriteDirection
2015-02-11 22:13:22 +00:00
ret
; 57e2
2015-11-17 17:29:37 +00:00
SetPlayerPalette: ; 57e2
2015-02-11 22:13:22 +00:00
ld a, d
2015-11-02 16:15:32 +00:00
and %10000000
2015-02-11 22:13:22 +00:00
ret z
2015-11-02 19:37:02 +00:00
ld bc, 0 ; debug?
ld hl, OBJECT_FACING
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
or d
ld [hl], a
ld a, d
swap a
and %00000111
2015-02-11 22:13:22 +00:00
ld d, a
ld bc, PlayerStruct
ld hl, OBJECT_PALETTE
add hl, bc
ld a, [hl]
and %11111000
2015-02-11 22:13:22 +00:00
or d
ld [hl], a
ret
; 5803
2015-11-02 16:15:32 +00:00
StartFollow:: ; 5803
2015-02-11 22:13:22 +00:00
push bc
ld a, b
2015-11-02 16:15:32 +00:00
call SetLeaderIfVisible
2015-02-11 22:13:22 +00:00
pop bc
ret c
ld a, c
2015-11-02 16:15:32 +00:00
call SetFollowerIfVisible
2017-12-24 17:47:30 +00:00
farcall QueueFollowerFirstStep
2015-02-11 22:13:22 +00:00
ret
; 5815
2015-11-02 16:15:32 +00:00
SetLeaderIfVisible: ; 5815
call CheckObjectVisibility
2015-02-11 22:13:22 +00:00
ret c
2015-11-02 16:15:32 +00:00
ld a, [hObjectStructIndexBuffer]
ld [wObjectFollow_Leader], a
2015-02-11 22:13:22 +00:00
ret
; 581f
2015-11-02 16:15:32 +00:00
StopFollow:: ; 581f
call ResetLeader
call ResetFollower
2015-02-11 22:13:22 +00:00
ret
; 5826
2015-11-02 16:15:32 +00:00
ResetLeader: ; 5826
ld a, -1
2015-11-02 16:15:32 +00:00
ld [wObjectFollow_Leader], a
2015-02-11 22:13:22 +00:00
ret
; 582c
2015-11-02 16:15:32 +00:00
SetFollowerIfVisible: ; 582c
2015-02-11 22:13:22 +00:00
push af
2015-11-02 16:15:32 +00:00
call ResetFollower
2015-02-11 22:13:22 +00:00
pop af
2015-11-02 16:15:32 +00:00
call CheckObjectVisibility
2015-02-11 22:13:22 +00:00
ret c
2015-11-02 16:15:32 +00:00
ld hl, OBJECT_MOVEMENTTYPE
2015-02-11 22:13:22 +00:00
add hl, bc
2015-11-06 21:42:38 +00:00
ld [hl], SPRITEMOVEDATA_FOLLOWING
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STEP_TYPE_00
2015-11-02 16:15:32 +00:00
ld a, [hObjectStructIndexBuffer]
ld [wObjectFollow_Follower], a
2015-02-11 22:13:22 +00:00
ret
; 5847
2015-11-02 16:15:32 +00:00
ResetFollower: ; 5847
ld a, [wObjectFollow_Follower]
cp -1
2015-02-11 22:13:22 +00:00
ret z
call GetObjectStruct
2017-12-24 17:47:30 +00:00
farcall Function58e3 ; no need to bankswitch
ld a, -1
2015-11-02 16:15:32 +00:00
ld [wObjectFollow_Follower], a
2015-02-11 22:13:22 +00:00
ret
; 585c
SetFlagsForMovement_1:: ; 585c
2015-02-11 22:13:22 +00:00
ld a, c
2015-11-02 16:15:32 +00:00
call CheckObjectVisibility
2015-02-11 22:13:22 +00:00
ret c
push bc
call Function587a
pop bc
ld hl, OBJECT_FLAGS2
2015-02-11 22:13:22 +00:00
add hl, bc
res 5, [hl]
xor a
ret
; 586e
Function586e: ; 586e
2015-11-02 16:15:32 +00:00
call CheckObjectVisibility
2015-02-11 22:13:22 +00:00
ret c
ld hl, OBJECT_FLAGS2
2015-02-11 22:13:22 +00:00
add hl, bc
set 5, [hl]
xor a
ret
; 587a
Function587a: ; 587a
ld bc, ObjectStructs
xor a
.loop
2015-02-11 22:13:22 +00:00
push af
2016-05-05 02:34:09 +00:00
call DoesObjectHaveASprite
jr z, .next
ld hl, OBJECT_FLAGS2
2015-02-11 22:13:22 +00:00
add hl, bc
set 5, [hl]
.next
ld hl, OBJECT_STRUCT_LENGTH
2015-02-11 22:13:22 +00:00
add hl, bc
ld b, h
ld c, l
pop af
inc a
cp NUM_OBJECT_STRUCTS
jr nz, .loop
2015-02-11 22:13:22 +00:00
ret
; 5897
_SetFlagsForMovement_2:: ; 5897
2015-11-02 16:15:32 +00:00
ld a, [wObjectFollow_Leader]
cp -1
2015-02-11 22:13:22 +00:00
ret z
push bc
call GetObjectStruct
ld hl, OBJECT_MAP_OBJECT_INDEX
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
pop bc
cp c
ret nz
2015-11-02 16:15:32 +00:00
ld a, [wObjectFollow_Follower]
cp -1
2015-02-11 22:13:22 +00:00
ret z
call GetObjectStruct
ld hl, OBJECT_FLAGS2
2015-02-11 22:13:22 +00:00
add hl, bc
res 5, [hl]
ret
; 58b9
Function58b9:: ; 58b9
push bc
ld bc, ObjectStructs
xor a
.loop
2015-02-11 22:13:22 +00:00
push af
2016-05-05 02:34:09 +00:00
call DoesObjectHaveASprite
jr z, .next
ld hl, OBJECT_FLAGS2
2015-02-11 22:13:22 +00:00
add hl, bc
res 5, [hl]
.next
ld hl, OBJECT_STRUCT_LENGTH
2015-02-11 22:13:22 +00:00
add hl, bc
ld b, h
ld c, l
pop af
inc a
cp NUM_OBJECT_STRUCTS
jr nz, .loop
2015-02-11 22:13:22 +00:00
pop bc
ret
; 58d8
Function58d8: ; 58d8
2015-11-02 16:15:32 +00:00
call CheckObjectVisibility
2015-02-11 22:13:22 +00:00
ret c
ld hl, OBJECT_FLAGS2
2015-02-11 22:13:22 +00:00
add hl, bc
res 5, [hl]
ret
; 58e3
Function58e3: ; 58e3
ld hl, OBJECT_MAP_OBJECT_INDEX
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
cp -1
2015-11-12 04:38:57 +00:00
jp z, Function5903 ; a jr would have been appropriate here
2015-02-11 22:13:22 +00:00
push bc
call GetMapObject
2015-07-29 22:22:23 +00:00
ld hl, MAPOBJECT_MOVEMENT
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
pop bc
2015-11-02 16:15:32 +00:00
ld hl, OBJECT_MOVEMENTTYPE
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], a
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STEP_TYPE_00
2015-02-11 22:13:22 +00:00
ret
; 5903
Function5903: ; 5903
call GetSpriteDirection
rrca
rrca
ld e, a
ld d, 0
2015-11-01 01:05:02 +00:00
ld hl, .standing_movefns
2015-02-11 22:13:22 +00:00
add hl, de
ld a, [hl]
2015-11-02 16:15:32 +00:00
ld hl, OBJECT_MOVEMENTTYPE
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], a
ld hl, OBJECT_STEP_TYPE
2015-02-11 22:13:22 +00:00
add hl, bc
ld [hl], STEP_TYPE_00
2015-02-11 22:13:22 +00:00
ret
2015-11-01 01:05:02 +00:00
.standing_movefns
db SPRITEMOVEDATA_STANDING_DOWN
db SPRITEMOVEDATA_STANDING_UP
db SPRITEMOVEDATA_STANDING_LEFT
db SPRITEMOVEDATA_STANDING_RIGHT
2015-02-11 22:13:22 +00:00
; 5920
2015-11-16 02:28:15 +00:00
_UpdateSprites:: ; 5920
2015-02-11 22:13:22 +00:00
ld a, [VramState]
bit 0, a
ret z
xor a
ld [hUsedSpriteIndex], a
2015-02-11 22:13:22 +00:00
ld a, [hOAMUpdate]
push af
ld a, 1
2015-02-11 22:13:22 +00:00
ld [hOAMUpdate], a
2015-11-16 02:28:15 +00:00
call InitSprites
call .fill
2015-02-11 22:13:22 +00:00
pop af
ld [hOAMUpdate], a
ret
2015-12-29 18:15:58 +00:00
.fill
2015-02-11 22:13:22 +00:00
ld a, [VramState]
bit 1, a
ld b, LOW(SpritesEnd)
jr z, .ok
2015-11-16 02:28:15 +00:00
ld b, 28 * 4
.ok
ld a, [hUsedSpriteIndex]
2015-02-11 22:13:22 +00:00
cp b
ret nc
ld l, a
ld h, HIGH(Sprites)
2015-11-16 02:28:15 +00:00
ld de, 4
2015-02-11 22:13:22 +00:00
ld a, b
2015-11-16 02:28:15 +00:00
ld c, SCREEN_HEIGHT_PX + 16
.loop
2015-02-11 22:13:22 +00:00
ld [hl], c
add hl, de
cp l
jr nz, .loop
2015-02-11 22:13:22 +00:00
ret
; 5958
2016-05-05 02:34:09 +00:00
ApplyBGMapAnchorToObjects: ; 5958
2015-02-11 22:13:22 +00:00
push hl
push de
push bc
2016-05-05 02:34:09 +00:00
ld a, [wPlayerBGMapOffsetX]
2015-02-11 22:13:22 +00:00
ld d, a
2016-05-05 02:34:09 +00:00
ld a, [wPlayerBGMapOffsetY]
2015-02-11 22:13:22 +00:00
ld e, a
ld bc, ObjectStructs
ld a, NUM_OBJECT_STRUCTS
.loop
2015-02-11 22:13:22 +00:00
push af
2016-05-05 02:34:09 +00:00
call DoesObjectHaveASprite
jr z, .skip
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_SPRITE_X
add hl, bc
ld a, [hl]
add d
ld [hl], a
ld hl, OBJECT_SPRITE_Y
add hl, bc
ld a, [hl]
add e
ld [hl], a
.skip
ld hl, OBJECT_STRUCT_LENGTH
2015-02-11 22:13:22 +00:00
add hl, bc
ld b, h
ld c, l
pop af
dec a
jr nz, .loop
2015-02-11 22:13:22 +00:00
xor a
2016-05-05 02:34:09 +00:00
ld [wPlayerBGMapOffsetX], a
ld [wPlayerBGMapOffsetY], a
2015-02-11 22:13:22 +00:00
pop bc
pop de
pop hl
ret
; 5991
2015-11-16 02:28:15 +00:00
InitSprites: ; 5991
PRIORITY_LOW EQU $10
PRIORITY_NORM EQU $20
PRIORITY_HIGH EQU $30
call .DeterminePriorities
ld c, PRIORITY_HIGH
call .InitSpritesByPriority
ld c, PRIORITY_NORM
call .InitSpritesByPriority
ld c, PRIORITY_LOW
call .InitSpritesByPriority
2015-02-11 22:13:22 +00:00
ret
.DeterminePriorities:
2015-02-11 22:13:22 +00:00
xor a
2015-12-29 18:15:58 +00:00
ld hl, wMovementPointer
2015-11-16 02:28:15 +00:00
ld bc, NUM_OBJECT_STRUCTS
2015-02-11 22:13:22 +00:00
call ByteFill
ld d, 0
ld bc, ObjectStructs
2015-12-29 18:15:58 +00:00
ld hl, wMovementPointer
2015-02-11 22:13:22 +00:00
.loop
push hl
2016-05-05 02:34:09 +00:00
call DoesObjectHaveASprite
2015-02-11 22:13:22 +00:00
jr z, .skip
ld hl, OBJECT_FACING_STEP
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
2015-11-16 02:28:15 +00:00
cp STANDING
2015-02-11 22:13:22 +00:00
jr z, .skip
; Define the sprite priority.
2015-11-16 02:28:15 +00:00
ld e, PRIORITY_LOW
ld hl, OBJECT_FLAGS2
2015-02-11 22:13:22 +00:00
add hl, bc
bit 0, [hl]
jr nz, .add
2015-11-16 02:28:15 +00:00
ld e, PRIORITY_NORM
2015-02-11 22:13:22 +00:00
bit 1, [hl]
jr z, .add
2015-11-16 02:28:15 +00:00
ld e, PRIORITY_HIGH
2015-02-11 22:13:22 +00:00
jr .add
.skip
ld hl, OBJECT_STRUCT_LENGTH
2015-02-11 22:13:22 +00:00
add hl, bc
ld b, h
ld c, l
pop hl
jr .next
.add
ld hl, OBJECT_STRUCT_LENGTH
2015-02-11 22:13:22 +00:00
add hl, bc
ld b, h
ld c, l
pop hl
ld a, d
or e
ld [hli], a
.next
inc d
ld a, d
cp NUM_OBJECT_STRUCTS
2015-02-11 22:13:22 +00:00
jr nz, .loop
ret
.InitSpritesByPriority:
2015-11-02 16:15:32 +00:00
ld hl, wMovementPointer
2015-11-16 02:28:15 +00:00
.next_sprite
2015-02-11 22:13:22 +00:00
ld a, [hli]
ld d, a
2015-11-12 04:38:57 +00:00
and $f0
2015-02-11 22:13:22 +00:00
ret z
cp c
2015-11-16 02:28:15 +00:00
jr nz, .next_sprite
2015-02-11 22:13:22 +00:00
push bc
push hl
ld a, d
2015-11-12 04:38:57 +00:00
and $f
call .GetObjectStructPointer
2015-11-16 02:28:15 +00:00
call .InitSprite
2015-02-11 22:13:22 +00:00
pop hl
pop bc
2015-11-16 02:28:15 +00:00
jr .next_sprite
2015-02-11 22:13:22 +00:00
.InitSprite:
ld hl, OBJECT_SPRITE_TILE
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
and %01111111
2015-11-12 04:38:57 +00:00
ld [hFFC1], a
2015-02-11 22:13:22 +00:00
xor a
bit 7, [hl]
jr nz, .skip1
or %00001000
.skip1
ld hl, OBJECT_FLAGS2
2015-02-11 22:13:22 +00:00
add hl, bc
ld e, [hl]
bit 7, e
jr z, .skip2
or %10000000
.skip2
2015-02-11 22:13:22 +00:00
bit 4, e
jr z, .skip3
or %00010000
.skip3
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_PALETTE
add hl, bc
ld d, a
ld a, [hl]
and %00000111
2015-02-11 22:13:22 +00:00
or d
ld d, a
xor a
bit 3, e
jr z, .skip4
or %10000000
.skip4
2015-11-12 04:38:57 +00:00
ld [hFFC2], a
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_SPRITE_X
add hl, bc
ld a, [hl]
ld hl, OBJECT_SPRITE_X_OFFSET
add hl, bc
add [hl]
add 8
ld e, a
2016-05-05 02:34:09 +00:00
ld a, [wPlayerBGMapOffsetX]
2015-02-11 22:13:22 +00:00
add e
2015-11-12 04:38:57 +00:00
ld [hFFBF], a
2015-02-11 22:13:22 +00:00
ld hl, OBJECT_SPRITE_Y
add hl, bc
ld a, [hl]
ld hl, OBJECT_SPRITE_Y_OFFSET
add hl, bc
add [hl]
add 12
ld e, a
2016-05-05 02:34:09 +00:00
ld a, [wPlayerBGMapOffsetY]
2015-02-11 22:13:22 +00:00
add e
2015-11-12 04:38:57 +00:00
ld [hFFC0], a
ld hl, OBJECT_FACING_STEP
2015-02-11 22:13:22 +00:00
add hl, bc
ld a, [hl]
2015-11-14 19:41:47 +00:00
cp STANDING
2015-02-11 22:13:22 +00:00
jp z, .done
cp NUM_FACINGS
jp nc, .done
ld l, a
ld h, 0
add hl, hl
ld bc, Facings
add hl, bc
ld a, [hli]
ld h, [hl]
ld l, a
ld a, [hUsedSpriteIndex]
2015-02-11 22:13:22 +00:00
ld c, a
ld b, HIGH(Sprites)
2015-02-11 22:13:22 +00:00
ld a, [hli]
ld [hUsedSpriteTile], a
2015-02-11 22:13:22 +00:00
add c
cp LOW(SpritesEnd)
2015-02-11 22:13:22 +00:00
jr nc, .full
.addsprite
2015-11-12 04:38:57 +00:00
ld a, [hFFC0]
2015-02-11 22:13:22 +00:00
add [hl]
inc hl
ld [bc], a
inc c
2015-11-12 04:38:57 +00:00
ld a, [hFFBF]
2015-02-11 22:13:22 +00:00
add [hl]
inc hl
ld [bc], a
inc c
ld e, [hl]
inc hl
2015-11-12 04:38:57 +00:00
ld a, [hFFC1]
2015-02-11 22:13:22 +00:00
bit 2, e
jr z, .nope1
2015-02-11 22:13:22 +00:00
xor a
.nope1
2015-02-11 22:13:22 +00:00
add [hl]
inc hl
ld [bc], a
inc c
ld a, e
bit 1, a
jr z, .nope2
2015-11-12 04:38:57 +00:00
ld a, [hFFC2]
2015-02-11 22:13:22 +00:00
or e
.nope2
and %11110000
2015-02-11 22:13:22 +00:00
or d
ld [bc], a
inc c
ld a, [hUsedSpriteTile]
2015-02-11 22:13:22 +00:00
dec a
ld [hUsedSpriteTile], a
2015-02-11 22:13:22 +00:00
jr nz, .addsprite
ld a, c
ld [hUsedSpriteIndex], a
2015-02-11 22:13:22 +00:00
.done
xor a
ret
.full
scf
ret
.GetObjectStructPointer:
2015-02-11 22:13:22 +00:00
ld c, a
ld b, 0
ld hl, .Addresses
2015-12-29 18:15:58 +00:00
add hl, bc
add hl, bc
2015-02-11 22:13:22 +00:00
ld c, [hl]
inc hl
ld b, [hl]
ret
.Addresses: ; 5ace
2015-02-11 22:13:22 +00:00
dw PlayerStruct
2015-11-02 16:15:32 +00:00
dw Object1Struct
dw Object2Struct
dw Object3Struct
dw Object4Struct
dw Object5Struct
dw Object6Struct
dw Object7Struct
dw Object8Struct
dw Object9Struct
dw Object10Struct
dw Object11Struct
dw Object12Struct
2015-02-11 22:13:22 +00:00
; 5ae8