mirror of https://github.com/pret/pokecrystal.git
3114 lines
46 KiB
NASM
3114 lines
46 KiB
NASM
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INCLUDE "engine/facings.asm"
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SpriteMovementData:: ; 4273
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INCLUDE "data/map_objects.asm"
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; 4357
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DeleteMapObject:: ; 4357
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push bc
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ld hl, OBJECT_MAP_OBJECT_INDEX
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add hl, bc
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ld a, [hl]
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push af
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ld h, b
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ld l, c
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ld bc, OBJECT_STRUCT_LENGTH
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xor a
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call ByteFill
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pop af
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cp -1
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jr z, .ok
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bit 7, a
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jr nz, .ok
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call GetMapObject
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ld hl, OBJECT_SPRITE
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add hl, bc
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ld [hl], -1
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.ok
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pop bc
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ret
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; 437b
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Function437b: ; 437b
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call .CheckObjectStillVisible
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ret c
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call .HandleStepType
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call .HandleObjectAction
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ret
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.CheckObjectStillVisible:
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ld hl, OBJECT_FLAGS2
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add hl, bc
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res 6, [hl]
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ld a, [XCoord]
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ld e, a
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ld hl, OBJECT_NEXT_MAP_X
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add hl, bc
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ld a, [hl]
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add 1
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sub e
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jr c, .ok
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cp MAPOBJECT_SCREEN_WIDTH
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jr nc, .ok
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ld a, [YCoord]
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ld e, a
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ld hl, OBJECT_NEXT_MAP_Y
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add hl, bc
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ld a, [hl]
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add 1
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sub e
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jr c, .ok
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cp MAPOBJECT_SCREEN_HEIGHT
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jr nc, .ok
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jr .yes
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.ok
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ld hl, OBJECT_FLAGS2
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add hl, bc
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set 6, [hl]
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ld a, [XCoord]
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ld e, a
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ld hl, OBJECT_INIT_X
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add hl, bc
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ld a, [hl]
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add 1
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sub e
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jr c, .ok2
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cp MAPOBJECT_SCREEN_WIDTH
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jr nc, .ok2
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ld a, [YCoord]
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ld e, a
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ld hl, OBJECT_INIT_Y
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add hl, bc
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ld a, [hl]
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add 1
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sub e
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jr c, .ok2
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cp MAPOBJECT_SCREEN_HEIGHT
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jr nc, .ok2
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.yes
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and a
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ret
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.ok2
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ld hl, OBJECT_FLAGS1
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add hl, bc
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bit 1, [hl]
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jr nz, .yes2
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call DeleteMapObject
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scf
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ret
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.yes2
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ld hl, OBJECT_FLAGS2
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add hl, bc
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set 6, [hl]
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and a
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ret
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.HandleStepType:
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ld hl, OBJECT_STEP_TYPE
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add hl, bc
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ld a, [hl]
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and a
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jr z, .zero
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ld hl, OBJECT_FLAGS2
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add hl, bc
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bit 5, [hl]
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jr nz, .bit5
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cp STEP_TYPE_SLEEP
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jr z, .one
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jr .ok3
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.zero
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call ObjectMovementReset
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ld hl, OBJECT_FLAGS2
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add hl, bc
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bit 5, [hl]
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jr nz, .bit5
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.one
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call MapObjectMovementPattern
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ld hl, OBJECT_STEP_TYPE
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add hl, bc
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ld a, [hl]
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and a
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ret z
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cp STEP_TYPE_SLEEP
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ret z
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.ok3
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ld hl, StepTypesJumptable
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rst JumpTable
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ret
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.bit5
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ret
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.HandleObjectAction:
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ld hl, OBJECT_FLAGS1
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add hl, bc
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bit INVISIBLE, [hl]
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jr nz, SetFacingStanding
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ld hl, OBJECT_FLAGS2
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add hl, bc
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bit 6, [hl]
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jr nz, SetFacingStanding
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bit 5, [hl]
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jr nz, asm_4448
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ld de, PersonActionPairPointers ; use first column
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jr _HandleObjectAction
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; 4440
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Function4440: ; 4440
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ld hl, OBJECT_FLAGS1
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add hl, bc
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bit INVISIBLE, [hl]
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jr nz, SetFacingStanding
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asm_4448
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ld de, PersonActionPairPointers + 2 ; use second column
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jr _HandleObjectAction
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; 444d
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_HandleObjectAction
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; call [4 * ObjectStructs[ObjInd, OBJECT_ACTION] + de]
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ld hl, OBJECT_ACTION
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add hl, bc
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ld a, [hl]
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ld l, a
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ld h, 0
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add hl, hl
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add hl, hl
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add hl, de
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ld a, [hli]
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ld h, [hl]
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ld l, a
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call _hl_
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ret
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; 445f
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INCLUDE "engine/map_object_action.asm"
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CopyNextCoordsTileToStandingCoordsTile: ; 4600
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ld hl, OBJECT_NEXT_MAP_X
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add hl, bc
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ld a, [hl]
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ld hl, OBJECT_MAP_X
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add hl, bc
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ld [hl], a
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ld hl, OBJECT_NEXT_MAP_Y
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add hl, bc
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ld a, [hl]
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ld hl, OBJECT_MAP_Y
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add hl, bc
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ld [hl], a
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ld hl, OBJECT_NEXT_TILE
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add hl, bc
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ld a, [hl]
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ld hl, OBJECT_STANDING_TILE
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add hl, bc
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ld [hl], a
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call SetTallGrassFlags
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ld hl, OBJECT_NEXT_TILE
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add hl, bc
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ld a, [hl]
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call UselessAndA
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ret
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; 462a
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Function462a: ; 462a
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ld hl, OBJECT_MAP_X
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add hl, bc
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ld a, [hl]
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ld hl, OBJECT_NEXT_MAP_X
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add hl, bc
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ld [hl], a
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ld hl, OBJECT_MAP_Y
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add hl, bc
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ld a, [hl]
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ld hl, OBJECT_NEXT_MAP_Y
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add hl, bc
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ld [hl], a
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ret
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; 463f
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UpdateTallGrassFlags: ; 463f
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ld hl, OBJECT_FLAGS2
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add hl, bc
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bit 3, [hl] ; is current tile grass?
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jr z, .ok
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ld hl, OBJECT_NEXT_TILE
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add hl, bc
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ld a, [hl]
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call SetTallGrassFlags
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.ok
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ld hl, OBJECT_NEXT_TILE
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add hl, bc
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ld a, [hl]
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call UselessAndA
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ret c ; never happens
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ld hl, OBJECT_STANDING_TILE
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add hl, bc
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ld a, [hl]
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call UselessAndA
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ret
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; 4661
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SetTallGrassFlags: ; 4661
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call CheckSuperTallGrassTile
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jr z, .set
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call CheckGrassTile
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jr c, .reset
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.set
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ld hl, OBJECT_FLAGS2
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add hl, bc
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set 3, [hl]
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ret
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.reset
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ld hl, OBJECT_FLAGS2
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add hl, bc
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res 3, [hl]
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ret
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; 4679
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UselessAndA: ; 4679
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and a
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ret
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; 467b
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EndSpriteMovement: ; 467b
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xor a
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ld hl, OBJECT_STEP_FRAME
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add hl, bc
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ld [hl], a
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ld hl, OBJECT_MOVEMENT_BYTE_INDEX
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add hl, bc
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ld [hli], a
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ld [hli], a
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ld [hli], a
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ld [hl], a ; OBJECT_30
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ld hl, OBJECT_DIRECTION_WALKING
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add hl, bc
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ld [hl], STANDING
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ret
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; 4690
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InitStep: ; 4690
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ld hl, OBJECT_DIRECTION_WALKING
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add hl, bc
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ld [hl], a
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ld hl, OBJECT_FLAGS1
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add hl, bc
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bit FIXED_FACING, [hl]
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jr nz, GetNextTile
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add a
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add a
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and %00001100
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ld hl, OBJECT_FACING
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add hl, bc
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ld [hl], a
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GetNextTile: ; 46a6
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call GetStepVector
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ld hl, OBJECT_STEP_DURATION
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add hl, bc
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ld [hl], a
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ld a, d
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call GetStepVectorSign
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ld hl, OBJECT_MAP_X
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add hl, bc
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add [hl]
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ld hl, OBJECT_NEXT_MAP_X
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add hl, bc
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ld [hl], a
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ld d, a
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ld a, e
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call GetStepVectorSign
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ld hl, OBJECT_MAP_Y
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add hl, bc
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add [hl]
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ld hl, OBJECT_NEXT_MAP_Y
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add hl, bc
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ld [hl], a
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ld e, a
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push bc
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call GetCoordTile
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pop bc
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ld hl, OBJECT_NEXT_TILE
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add hl, bc
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ld [hl], a
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ret
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; 46d7
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AddStepVector: ; 46d7
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call GetStepVector
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ld hl, OBJECT_SPRITE_X
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add hl, bc
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ld a, [hl]
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add d
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ld [hl], a
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ld hl, OBJECT_SPRITE_Y
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add hl, bc
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ld a, [hl]
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add e
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ld [hl], a
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ret
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; 46e9
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GetStepVector: ; 46e9
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; Return (x, y, duration, speed) in (d, e, a, h).
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ld hl, OBJECT_DIRECTION_WALKING
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add hl, bc
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ld a, [hl]
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and %00001111
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add a
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add a
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ld l, a
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ld h, 0
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ld de, StepVectors
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add hl, de
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ld d, [hl]
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inc hl
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ld e, [hl]
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inc hl
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ld a, [hli]
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ld h, [hl]
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ret
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; 4700
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StepVectors: ; 4700
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; x, y, duration, speed
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; slow
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db 0, 1, 16, 1
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db 0, -1, 16, 1
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db -1, 0, 16, 1
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db 1, 0, 16, 1
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; normal
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db 0, 2, 8, 2
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db 0, -2, 8, 2
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db -2, 0, 8, 2
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db 2, 0, 8, 2
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; fast
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db 0, 4, 4, 4
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db 0, -4, 4, 4
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db -4, 0, 4, 4
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db 4, 0, 4, 4
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; 4730
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GetStepVectorSign: ; 4730
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add a
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ret z ; 0 or 128
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ld a, 1
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ret nc ; 1 - 127
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ld a, -1
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ret ; 129 - 255
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; 4738
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UpdatePlayerStep: ; 4738
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ld hl, OBJECT_DIRECTION_WALKING
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add hl, bc
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ld a, [hl]
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and %00000011
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ld [wPlayerStepDirection], a
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call AddStepVector
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ld a, [wPlayerStepVectorX]
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add d
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ld [wPlayerStepVectorX], a
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ld a, [wPlayerStepVectorY]
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add e
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ld [wPlayerStepVectorY], a
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ld hl, wPlayerStepFlags
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set 5, [hl]
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ret
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; 4759
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Function4759: ; 4759
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; unreferenced
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push bc
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ld e, a
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ld d, 0
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ld hl, OBJECT_MAP_OBJECT_INDEX
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add hl, bc
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ld a, [hl]
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call GetMapObject
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add hl, de
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ld a, [hl]
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pop bc
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ret
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; 4769
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RestoreDefaultMovement: ; 4769
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ld hl, OBJECT_MAP_OBJECT_INDEX
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add hl, bc
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ld a, [hl]
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cp -1
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jr z, .ok
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push bc
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call GetMapObject
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ld hl, MAPOBJECT_MOVEMENT
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add hl, bc
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ld a, [hl]
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pop bc
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ret
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.ok
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ld a, SPRITEMOVEFN_STANDING
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ret
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; 4780
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ClearObjectMovementByteIndex: ; 4780
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ld hl, OBJECT_MOVEMENT_BYTE_INDEX
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add hl, bc
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ld [hl], 0
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ret
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; 4787
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IncrementObjectMovementByteIndex: ; 4787
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ld hl, OBJECT_MOVEMENT_BYTE_INDEX
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add hl, bc
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inc [hl]
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ret
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; 478d
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DecrementObjectMovementByteIndex: ; 478d
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ld hl, OBJECT_MOVEMENT_BYTE_INDEX
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add hl, bc
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dec [hl]
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ret
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; 4793
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MovementAnonymousJumptable: ; 4793
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ld hl, OBJECT_MOVEMENT_BYTE_INDEX
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add hl, bc
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ld a, [hl]
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pop hl
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rst JumpTable
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ret
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; 479b
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ClearObjectStructField28: ; 479b
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ld hl, OBJECT_28
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add hl, bc
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ld [hl], 0
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ret
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; 47a2
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IncrementObjectStructField28: ; 47a2
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ld hl, OBJECT_28
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add hl, bc
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inc [hl]
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ret
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; 47a8
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Object28AnonymousJumptable: ; 47a8
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ld hl, OBJECT_28
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add hl, bc
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ld a, [hl]
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pop hl
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rst JumpTable
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ret
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; 47b0
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GetValueObjectStructField28: ; 47b0
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ld hl, OBJECT_28
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add hl, bc
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ld a, [hl]
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ret
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; 47b6
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SetValueObjectStructField28: ; 47b6
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ld hl, OBJECT_28
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add hl, bc
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ld [hl], a
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ret
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; 47bc
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ObjectMovementReset: ; 47bc
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ld hl, OBJECT_NEXT_MAP_X
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add hl, bc
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ld d, [hl]
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ld hl, OBJECT_NEXT_MAP_Y
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add hl, bc
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ld e, [hl]
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push bc
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call GetCoordTile
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pop bc
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ld hl, OBJECT_NEXT_TILE
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add hl, bc
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ld [hl], a
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call CopyNextCoordsTileToStandingCoordsTile
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call EndSpriteMovement
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ld hl, OBJECT_STEP_TYPE
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add hl, bc
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ld [hl], STEP_TYPE_SLEEP
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ret
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; 47dd
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MapObjectMovementPattern: ; 47dd
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call ClearObjectStructField28
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call GetSpriteMovementFunction
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ld a, [hl]
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ld hl, .Pointers
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rst JumpTable
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ret
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.Pointers: ; 47e9
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; entries correspond to SPRITEMOVEFN_* constants
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dw .Null_00 ; 00
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dw .RandomWalkY ; 01
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dw .RandomWalkX ; 02
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dw .RandomWalkXY ; 03
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dw .RandomSpin1 ; 04
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dw .RandomSpin2 ; 05
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dw .Standing ; 06
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dw .ObeyDPad ; 07
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dw .Movement08 ; 08
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dw .Movement09 ; 09
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dw .Movement0a ; 0a
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dw .Movement0b ; 0b
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dw .Movement0c ; 0c
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dw .Movement0d ; 0d
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dw .Movement0e ; 0e
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dw .Follow ; 0f
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dw .Script ; 10
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dw .Strength ; 11
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dw .FollowNotExact ; 12
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dw .MovementShadow ; 13
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dw .MovementEmote ; 14
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dw .MovementBigStanding ; 15
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dw .MovementBouncing ; 16
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dw .MovementScreenShake ; 17
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dw .MovementSpinClockwise ; 18
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dw .MovementSpinCounterclockwise ; 19
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dw .MovementBoulderDust ; 1a
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dw .MovementShakingGrass ; 1b
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.Null_00:
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ret
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.RandomWalkY:
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call Random
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ld a, [hRandomAdd]
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and %00000001
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jp .RandomWalkContinue
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.RandomWalkX:
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call Random
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ld a, [hRandomAdd]
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and %00000001
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or %00000010
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jp .RandomWalkContinue
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.RandomWalkXY:
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call Random
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ld a, [hRandomAdd]
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and %00000011
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jp .RandomWalkContinue
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.RandomSpin1:
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call Random
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ld a, [hRandomAdd]
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and %00001100
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ld hl, OBJECT_FACING
|
|
add hl, bc
|
|
ld [hl], a
|
|
jp RandomStepDuration_Slow
|
|
|
|
.RandomSpin2:
|
|
ld hl, OBJECT_FACING
|
|
add hl, bc
|
|
ld a, [hl]
|
|
and %00001100
|
|
ld d, a
|
|
call Random
|
|
ld a, [hRandomAdd]
|
|
and %00001100
|
|
cp d
|
|
jr nz, .keep
|
|
xor %00001100
|
|
.keep
|
|
ld [hl], a
|
|
jp RandomStepDuration_Fast
|
|
|
|
.Standing:
|
|
call Function462a
|
|
call EndSpriteMovement
|
|
ld hl, OBJECT_ACTION
|
|
add hl, bc
|
|
ld [hl], PERSON_ACTION_STAND
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_05
|
|
ret
|
|
|
|
.ObeyDPad:
|
|
ld hl, Function5000
|
|
jp HandleMovementData
|
|
|
|
.Movement08:
|
|
ld hl, Function5015
|
|
jp HandleMovementData
|
|
|
|
.Movement09:
|
|
ld hl, Function5026
|
|
jp HandleMovementData
|
|
|
|
.Movement0a:
|
|
jp _GetMovementPerson
|
|
|
|
.Movement0b:
|
|
jp _GetMovementPerson
|
|
|
|
.Movement0c:
|
|
jp _GetMovementPerson
|
|
|
|
.Movement0d:
|
|
ld hl, Function5000
|
|
jp HandleMovementData
|
|
|
|
.Movement0e:
|
|
jp _GetMovementPerson
|
|
|
|
.Follow:
|
|
ld hl, GetFollowerNextMovementByte
|
|
jp HandleMovementData
|
|
|
|
.Script:
|
|
ld hl, GetMovementByte
|
|
jp HandleMovementData
|
|
|
|
.Strength:
|
|
call MovementAnonymousJumptable
|
|
dw .Strength_Start
|
|
dw .Strength_Stop
|
|
|
|
.Strength_Start:
|
|
ld hl, OBJECT_NEXT_TILE
|
|
add hl, bc
|
|
ld a, [hl]
|
|
call CheckPitTile
|
|
jr z, .on_pit
|
|
ld hl, OBJECT_FLAGS2
|
|
add hl, bc
|
|
bit 2, [hl]
|
|
res 2, [hl]
|
|
jr z, .ok
|
|
ld hl, OBJECT_RANGE
|
|
add hl, bc
|
|
ld a, [hl]
|
|
and %00000011
|
|
or 0
|
|
call InitStep
|
|
call Function6ec1
|
|
jr c, .ok2
|
|
ld de, SFX_STRENGTH
|
|
call PlaySFX
|
|
call SpawnStrengthBoulderDust
|
|
call UpdateTallGrassFlags
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_0F
|
|
ret
|
|
|
|
.ok2
|
|
call Function462a
|
|
.ok
|
|
ld hl, OBJECT_DIRECTION_WALKING
|
|
add hl, bc
|
|
ld [hl], STANDING
|
|
ret
|
|
|
|
.on_pit
|
|
call IncrementObjectMovementByteIndex
|
|
.Strength_Stop:
|
|
ld hl, OBJECT_DIRECTION_WALKING
|
|
add hl, bc
|
|
ld [hl], STANDING
|
|
ret
|
|
|
|
.FollowNotExact:
|
|
ld hl, OBJECT_NEXT_MAP_X
|
|
add hl, bc
|
|
ld d, [hl]
|
|
ld hl, OBJECT_NEXT_MAP_Y
|
|
add hl, bc
|
|
ld e, [hl]
|
|
ld hl, OBJECT_RANGE
|
|
add hl, bc
|
|
ld a, [hl]
|
|
push bc
|
|
call GetObjectStruct
|
|
ld hl, OBJECT_DIRECTION_WALKING
|
|
add hl, bc
|
|
ld a, [hl]
|
|
cp STANDING
|
|
jr z, .standing
|
|
ld hl, OBJECT_MAP_X
|
|
add hl, bc
|
|
ld a, [hl]
|
|
cp d
|
|
jr z, .equal
|
|
jr c, .less
|
|
ld a, 3
|
|
jr .done
|
|
|
|
.less
|
|
ld a, 2
|
|
jr .done
|
|
|
|
.equal
|
|
ld hl, OBJECT_MAP_Y
|
|
add hl, bc
|
|
ld a, [hl]
|
|
cp e
|
|
jr z, .standing
|
|
jr c, .less2
|
|
ld a, 0
|
|
jr .done
|
|
|
|
.less2
|
|
ld a, 1
|
|
.done
|
|
ld d, a
|
|
ld hl, OBJECT_DIRECTION_WALKING
|
|
add hl, bc
|
|
ld a, [hl]
|
|
and %00001100
|
|
or d
|
|
pop bc
|
|
jp NormalStep
|
|
|
|
.standing
|
|
pop bc
|
|
ld hl, OBJECT_DIRECTION_WALKING
|
|
add hl, bc
|
|
ld [hl], STANDING
|
|
ld hl, OBJECT_ACTION
|
|
add hl, bc
|
|
ld [hl], PERSON_ACTION_STAND
|
|
ret
|
|
|
|
.MovementBigStanding:
|
|
call EndSpriteMovement
|
|
ld hl, OBJECT_DIRECTION_WALKING
|
|
add hl, bc
|
|
ld [hl], STANDING
|
|
ld hl, OBJECT_ACTION
|
|
add hl, bc
|
|
ld [hl], PERSON_ACTION_BIG_SNORLAX
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_04
|
|
ret
|
|
|
|
.MovementBouncing:
|
|
call EndSpriteMovement
|
|
ld hl, OBJECT_DIRECTION_WALKING
|
|
add hl, bc
|
|
ld [hl], STANDING
|
|
ld hl, OBJECT_ACTION
|
|
add hl, bc
|
|
ld [hl], PERSON_ACTION_BOUNCE
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_04
|
|
ret
|
|
|
|
.MovementSpinCounterclockwise:
|
|
call MovementAnonymousJumptable
|
|
dw .MovementSpinInit
|
|
dw .MovementSpinRepeat
|
|
dw .MovementSpinTurnLeft
|
|
|
|
.MovementSpinClockwise:
|
|
call MovementAnonymousJumptable
|
|
dw .MovementSpinInit
|
|
dw .MovementSpinRepeat
|
|
dw .MovementSpinTurnRight
|
|
|
|
.MovementSpinInit:
|
|
call EndSpriteMovement
|
|
call IncrementObjectMovementByteIndex
|
|
.MovementSpinRepeat:
|
|
ld hl, OBJECT_ACTION
|
|
add hl, bc
|
|
ld [hl], PERSON_ACTION_STAND
|
|
ld hl, OBJECT_RANGE
|
|
add hl, bc
|
|
ld a, [hl]
|
|
ld a, $10
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
ld [hl], a
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_03
|
|
call IncrementObjectMovementByteIndex
|
|
ret
|
|
|
|
.MovementSpinTurnLeft:
|
|
ld de, .DirectionData_Counterclockwise
|
|
call .MovementSpinNextFacing
|
|
jr .MovementSpinCounterclockwise
|
|
|
|
.DirectionData_Counterclockwise: ; 49c0
|
|
db OW_RIGHT, OW_LEFT, OW_DOWN, OW_UP
|
|
|
|
.MovementSpinTurnRight:
|
|
ld de, .DirectionData_Clockwise
|
|
call .MovementSpinNextFacing
|
|
jr .MovementSpinClockwise
|
|
|
|
.DirectionData_Clockwise: ; 49cc
|
|
db OW_LEFT, OW_RIGHT, OW_UP, OW_DOWN
|
|
|
|
.MovementSpinNextFacing:
|
|
ld hl, OBJECT_FACING
|
|
add hl, bc
|
|
ld a, [hl]
|
|
and %00001100
|
|
rrca
|
|
rrca
|
|
push hl
|
|
ld l, a
|
|
ld h, 0
|
|
add hl, de
|
|
ld a, [hl]
|
|
pop hl
|
|
ld [hl], a
|
|
call DecrementObjectMovementByteIndex
|
|
ret
|
|
|
|
.MovementShadow:
|
|
call ._MovementShadow_Grass_Emote_BoulderDust
|
|
ld hl, OBJECT_ACTION
|
|
add hl, bc
|
|
ld [hl], PERSON_ACTION_SHADOW
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, de
|
|
ld a, [hl]
|
|
inc a
|
|
add a
|
|
add 0
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
ld [hl], a
|
|
ld hl, OBJECT_DIRECTION_WALKING
|
|
add hl, de
|
|
ld a, [hl]
|
|
and 3
|
|
ld d, 1 * 8 + 6
|
|
cp DOWN
|
|
jr z, .ok_13
|
|
cp UP
|
|
jr z, .ok_13
|
|
ld d, 1 * 8 + 4
|
|
.ok_13
|
|
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
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_TRACKING_OBJECT
|
|
ret
|
|
|
|
.MovementEmote:
|
|
call EndSpriteMovement
|
|
call ._MovementShadow_Grass_Emote_BoulderDust
|
|
ld hl, OBJECT_ACTION
|
|
add hl, bc
|
|
ld [hl], PERSON_ACTION_EMOTE
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
ld [hl], 0
|
|
ld hl, OBJECT_SPRITE_Y_OFFSET
|
|
add hl, bc
|
|
ld [hl], -2 * 8
|
|
ld hl, OBJECT_SPRITE_X_OFFSET
|
|
add hl, bc
|
|
ld [hl], 0
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_TRACKING_OBJECT
|
|
ret
|
|
|
|
.MovementBoulderDust:
|
|
call EndSpriteMovement
|
|
call ._MovementShadow_Grass_Emote_BoulderDust
|
|
ld hl, OBJECT_ACTION
|
|
add hl, bc
|
|
ld [hl], PERSON_ACTION_BOULDER_DUST
|
|
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
|
|
add hl, de
|
|
ld a, [hl]
|
|
and %00000011
|
|
ld e, a
|
|
ld d, 0
|
|
ld hl, .data_4a81
|
|
add hl, de
|
|
add hl, de
|
|
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
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_TRACKING_OBJECT
|
|
ret
|
|
|
|
.data_4a81 ; 4a81
|
|
; x, y
|
|
db 0, -4
|
|
db 0, 8
|
|
db 6, 2
|
|
db -6, 2
|
|
|
|
.MovementShakingGrass:
|
|
call EndSpriteMovement
|
|
call ._MovementShadow_Grass_Emote_BoulderDust
|
|
ld hl, OBJECT_ACTION
|
|
add hl, bc
|
|
ld [hl], PERSON_ACTION_GRASS_SHAKE
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, de
|
|
ld a, [hl]
|
|
add -1
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
ld [hl], a
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_TRACKING_OBJECT
|
|
ret
|
|
|
|
._MovementShadow_Grass_Emote_BoulderDust:
|
|
ld hl, OBJECT_RANGE
|
|
add hl, bc
|
|
ld a, [hl]
|
|
push bc
|
|
call GetObjectStruct
|
|
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:
|
|
call EndSpriteMovement
|
|
ld hl, OBJECT_ACTION
|
|
add hl, bc
|
|
ld [hl], PERSON_ACTION_00
|
|
ld hl, OBJECT_RANGE
|
|
add hl, bc
|
|
ld a, [hl]
|
|
call ._MovementScreenShake
|
|
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
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_15
|
|
ret
|
|
|
|
._MovementScreenShake:
|
|
ld d, a
|
|
and %00111111
|
|
ld e, a
|
|
ld a, d
|
|
rlca
|
|
rlca
|
|
and %00000011
|
|
ld d, a
|
|
inc d
|
|
ld a, 1
|
|
.loop
|
|
dec d
|
|
ret z
|
|
add a
|
|
jr .loop
|
|
|
|
.RandomWalkContinue:
|
|
call InitStep
|
|
call Function6ec1 ; check whether the object can move in that direction
|
|
jr c, .NewDuration
|
|
call UpdateTallGrassFlags
|
|
ld hl, OBJECT_ACTION
|
|
add hl, bc
|
|
ld [hl], PERSON_ACTION_STEP
|
|
ld hl, wCenteredObject
|
|
ld a, [hMapObjectIndexBuffer]
|
|
cp [hl]
|
|
jr z, .load_6
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_07
|
|
ret
|
|
|
|
.load_6
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_PLAYER_WALK
|
|
ret
|
|
|
|
.NewDuration:
|
|
call EndSpriteMovement
|
|
call Function462a
|
|
RandomStepDuration_Slow: ; 4b1d
|
|
call Random
|
|
ld a, [hRandomAdd]
|
|
and %01111111
|
|
jr SetRandomStepDuration
|
|
; 4b26
|
|
|
|
RandomStepDuration_Fast: ; 4b26
|
|
call Random
|
|
ld a, [hRandomAdd]
|
|
and %00011111
|
|
SetRandomStepDuration: ; 4b2d
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
ld [hl], a
|
|
ld hl, OBJECT_DIRECTION_WALKING
|
|
add hl, bc
|
|
ld [hl], STANDING
|
|
ld hl, OBJECT_ACTION
|
|
add hl, bc
|
|
ld [hl], PERSON_ACTION_STAND
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_03
|
|
ret
|
|
; 4b45
|
|
|
|
StepTypesJumptable: ; 4b45
|
|
; entries correspond to STEP_TYPE_* constants
|
|
dw ObjectMovementReset ; 00
|
|
dw MapObjectMovementPattern ; unused
|
|
dw NPCStep ; 02 npc walk
|
|
dw StepType03 ; 03
|
|
dw StepType04 ; 04
|
|
dw StepType05 ; 05
|
|
dw PlayerStep ; 06 player walk
|
|
dw StepType07 ; 07
|
|
dw NPCJump ; 08 npc jump step
|
|
dw PlayerJump ; 09 player jump step
|
|
dw PlayerOrNPCTurnStep ; 0a half step
|
|
dw StepTypeBump ; 0b
|
|
dw TeleportFrom ; 0c teleport from
|
|
dw TeleportTo ; 0d teleport to
|
|
dw Skyfall ; 0e skyfall
|
|
dw StepType0f ; 0f
|
|
dw GotBiteStep ; 10
|
|
dw RockSmashStep ; 11
|
|
dw ReturnDigStep ; 12
|
|
dw StepTypeTrackingObject ; 13
|
|
dw StepType14 ; 14
|
|
dw StepType15 ; 15
|
|
dw StepType16 ; 16
|
|
dw StepType17 ; 17
|
|
dw StepType18 ; 18
|
|
dw SkyfallTop ; 19
|
|
; 4b79
|
|
|
|
WaitStep_InPlace: ; 4b79
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
dec [hl]
|
|
ret nz
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_SLEEP
|
|
ret
|
|
; 4b86
|
|
|
|
NPCJump: ; 4b86
|
|
call Object28AnonymousJumptable
|
|
; anonymous dw
|
|
dw .Jump
|
|
dw .Land
|
|
|
|
.Jump:
|
|
call AddStepVector
|
|
call UpdateJumpPosition
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
dec [hl]
|
|
ret nz
|
|
call CopyNextCoordsTileToStandingCoordsTile
|
|
call GetNextTile
|
|
ld hl, OBJECT_FLAGS2
|
|
add hl, bc
|
|
res 3, [hl]
|
|
call IncrementObjectStructField28
|
|
ret
|
|
|
|
.Land:
|
|
call AddStepVector
|
|
call UpdateJumpPosition
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
dec [hl]
|
|
ret nz
|
|
call CopyNextCoordsTileToStandingCoordsTile
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_SLEEP
|
|
ret
|
|
; 4bbf
|
|
|
|
PlayerJump: ; 4bbf
|
|
call Object28AnonymousJumptable
|
|
; anonymous dw
|
|
dw .initjump
|
|
dw .stepjump
|
|
dw .initland
|
|
dw .stepland
|
|
|
|
.initjump
|
|
ld hl, wPlayerStepFlags
|
|
set 7, [hl]
|
|
call IncrementObjectStructField28
|
|
.stepjump
|
|
call UpdateJumpPosition
|
|
call UpdatePlayerStep
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
dec [hl]
|
|
ret nz
|
|
call CopyNextCoordsTileToStandingCoordsTile
|
|
ld hl, OBJECT_FLAGS2
|
|
add hl, bc
|
|
res 3, [hl]
|
|
ld hl, wPlayerStepFlags
|
|
set 6, [hl]
|
|
set 4, [hl]
|
|
call IncrementObjectStructField28
|
|
ret
|
|
|
|
.initland
|
|
call GetNextTile
|
|
ld hl, wPlayerStepFlags
|
|
set 7, [hl]
|
|
call IncrementObjectStructField28
|
|
.stepland
|
|
call UpdateJumpPosition
|
|
call UpdatePlayerStep
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
dec [hl]
|
|
ret nz
|
|
ld hl, wPlayerStepFlags
|
|
set 6, [hl]
|
|
call CopyNextCoordsTileToStandingCoordsTile
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_SLEEP
|
|
ret
|
|
; 4c18
|
|
|
|
TeleportFrom: ; 4c18
|
|
call Object28AnonymousJumptable
|
|
; anonymous dw
|
|
dw .InitSpin
|
|
dw .DoSpin
|
|
dw .InitSpinRise
|
|
dw .DoSpinRise
|
|
; 4c23
|
|
|
|
.InitSpin:
|
|
ld hl, OBJECT_STEP_FRAME
|
|
add hl, bc
|
|
ld [hl], 0
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
ld [hl], 16
|
|
call IncrementObjectStructField28
|
|
.DoSpin:
|
|
ld hl, OBJECT_ACTION
|
|
add hl, bc
|
|
ld [hl], PERSON_ACTION_SPIN
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
dec [hl]
|
|
ret nz
|
|
call IncrementObjectStructField28
|
|
ret
|
|
|
|
.InitSpinRise:
|
|
ld hl, OBJECT_STEP_FRAME
|
|
add hl, bc
|
|
ld [hl], 0
|
|
ld hl, OBJECT_31
|
|
add hl, bc
|
|
ld [hl], $10
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
ld [hl], 16
|
|
ld hl, OBJECT_FLAGS2
|
|
add hl, bc
|
|
res 3, [hl]
|
|
call IncrementObjectStructField28
|
|
.DoSpinRise:
|
|
ld hl, OBJECT_ACTION
|
|
add hl, bc
|
|
ld [hl], PERSON_ACTION_SPIN
|
|
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
|
|
ld hl, OBJECT_STEP_FRAME
|
|
add hl, bc
|
|
ld [hl], 0
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_SLEEP
|
|
ret
|
|
; 4c89
|
|
|
|
TeleportTo: ; 4c89
|
|
call Object28AnonymousJumptable
|
|
; anonymous dw
|
|
dw .InitWait
|
|
dw .DoWait
|
|
dw .InitDescent
|
|
dw .DoDescent
|
|
dw .InitFinalSpin
|
|
dw .DoFinalSpin
|
|
dw .FinishStep
|
|
; 4c9a
|
|
|
|
.InitWait:
|
|
ld hl, OBJECT_ACTION
|
|
add hl, bc
|
|
ld [hl], PERSON_ACTION_00
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
ld [hl], 16
|
|
call IncrementObjectStructField28
|
|
ret
|
|
; 4caa
|
|
|
|
.DoWait:
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
dec [hl]
|
|
ret nz
|
|
call IncrementObjectStructField28
|
|
.InitDescent:
|
|
ld hl, OBJECT_STEP_FRAME
|
|
add hl, bc
|
|
ld [hl], 0
|
|
ld hl, OBJECT_31
|
|
add hl, bc
|
|
ld [hl], 0
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
ld [hl], 16
|
|
call IncrementObjectStructField28
|
|
ret
|
|
; 4cc9
|
|
|
|
.DoDescent:
|
|
ld hl, OBJECT_ACTION
|
|
add hl, bc
|
|
ld [hl], PERSON_ACTION_SPIN
|
|
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:
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
ld [hl], 16
|
|
call IncrementObjectStructField28
|
|
ret
|
|
; 4cf5
|
|
|
|
.DoFinalSpin:
|
|
ld hl, OBJECT_ACTION
|
|
add hl, bc
|
|
ld [hl], PERSON_ACTION_SPIN
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
dec [hl]
|
|
ret nz
|
|
.FinishStep:
|
|
ld hl, OBJECT_STEP_FRAME
|
|
add hl, bc
|
|
ld [hl], 0
|
|
ld hl, OBJECT_SPRITE_Y_OFFSET
|
|
add hl, bc
|
|
ld [hl], 0
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_SLEEP
|
|
ret
|
|
; 4d14
|
|
|
|
Skyfall: ; 4d14
|
|
call Object28AnonymousJumptable
|
|
; anonymous dw
|
|
dw .Init
|
|
dw .Step
|
|
dw .Fall
|
|
dw .Finish
|
|
; 4d1f
|
|
|
|
.Init:
|
|
ld hl, OBJECT_ACTION
|
|
add hl, bc
|
|
ld [hl], PERSON_ACTION_00
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
ld [hl], 16
|
|
call IncrementObjectStructField28
|
|
.Step:
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
dec [hl]
|
|
ret nz
|
|
ld hl, OBJECT_ACTION
|
|
add hl, bc
|
|
ld [hl], PERSON_ACTION_STEP
|
|
ld hl, OBJECT_STEP_FRAME
|
|
add hl, bc
|
|
ld [hl], 0
|
|
ld hl, OBJECT_31
|
|
add hl, bc
|
|
ld [hl], 0
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
ld [hl], 16
|
|
call IncrementObjectStructField28
|
|
.Fall:
|
|
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:
|
|
ld hl, OBJECT_STEP_FRAME
|
|
add hl, bc
|
|
ld [hl], 0
|
|
ld hl, OBJECT_SPRITE_Y_OFFSET
|
|
add hl, bc
|
|
ld [hl], 0
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_SLEEP
|
|
ret
|
|
; 4d7e
|
|
|
|
GotBiteStep: ; 4d7e
|
|
call Object28AnonymousJumptable
|
|
; anonymous dw
|
|
dw .Init
|
|
dw .Run
|
|
; 4d85
|
|
|
|
.Init:
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
ld [hl], 8
|
|
ld hl, OBJECT_SPRITE_Y_OFFSET
|
|
add hl, bc
|
|
ld [hl], 0
|
|
call IncrementObjectStructField28
|
|
.Run:
|
|
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
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_SLEEP
|
|
ret
|
|
; 4daf
|
|
|
|
RockSmashStep: ; 4daf
|
|
call .Step
|
|
jp WaitStep_InPlace
|
|
; 4db5
|
|
|
|
.Step:
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
ld a, [hl]
|
|
and %00000001
|
|
ld a, PERSON_ACTION_STAND
|
|
jr z, .yes
|
|
ld a, PERSON_ACTION_00
|
|
.yes
|
|
ld hl, OBJECT_ACTION
|
|
add hl, bc
|
|
ld [hl], a
|
|
ret
|
|
; 4dc8
|
|
|
|
ReturnDigStep: ; 4dc8
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
ld a, [hl]
|
|
and %00000001
|
|
ld a, PERSON_ACTION_SPIN
|
|
jr z, .yes
|
|
ld a, PERSON_ACTION_SPIN_FLICKER
|
|
.yes
|
|
ld hl, OBJECT_ACTION
|
|
add hl, bc
|
|
ld [hl], a
|
|
jp WaitStep_InPlace
|
|
; 4ddd
|
|
|
|
StepType03: ; 4ddd
|
|
ld hl, OBJECT_DIRECTION_WALKING
|
|
add hl, bc
|
|
ld [hl], STANDING
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
dec [hl]
|
|
ret nz
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_SLEEP
|
|
ret
|
|
; 4df0
|
|
|
|
StepType18: ; 4df0
|
|
ld hl, OBJECT_DIRECTION_WALKING
|
|
add hl, bc
|
|
ld [hl], STANDING
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
dec [hl]
|
|
ret nz
|
|
jp DeleteMapObject
|
|
; 4dff
|
|
|
|
StepTypeBump: ; 4dff
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
dec [hl]
|
|
ret nz
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_SLEEP
|
|
ret
|
|
; 4e0c
|
|
|
|
StepType05: ; 4e0c
|
|
call Object28AnonymousJumptable
|
|
; anonymous dw
|
|
dw .Reset
|
|
dw StepType04
|
|
|
|
.Reset:
|
|
call RestoreDefaultMovement
|
|
call GetInitialFacing
|
|
ld hl, OBJECT_FACING
|
|
add hl, bc
|
|
ld [hl], a
|
|
call IncrementObjectStructField28
|
|
StepType04: ; 4e21
|
|
call MobileFn_4fb2
|
|
ld hl, OBJECT_DIRECTION_WALKING
|
|
add hl, bc
|
|
ld [hl], STANDING
|
|
ret
|
|
; 4e2b
|
|
|
|
NPCStep: ; 4e2b
|
|
call MobileFn_4fb2
|
|
call AddStepVector
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
dec [hl]
|
|
ret nz
|
|
call CopyNextCoordsTileToStandingCoordsTile
|
|
ld hl, OBJECT_DIRECTION_WALKING
|
|
add hl, bc
|
|
ld [hl], STANDING
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_SLEEP
|
|
ret
|
|
; 4e47
|
|
|
|
StepType07: ; 4e47
|
|
call AddStepVector
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
dec [hl]
|
|
ret nz
|
|
call CopyNextCoordsTileToStandingCoordsTile
|
|
jp RandomStepDuration_Slow
|
|
; 4e56
|
|
|
|
PlayerStep: ; 4e56
|
|
; AnimateStep?
|
|
call Object28AnonymousJumptable
|
|
; anonymous dw
|
|
dw .init
|
|
dw .step
|
|
|
|
.init
|
|
ld hl, wPlayerStepFlags
|
|
set 7, [hl]
|
|
call IncrementObjectStructField28
|
|
.step
|
|
call UpdatePlayerStep
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
dec [hl]
|
|
ret nz
|
|
ld hl, wPlayerStepFlags
|
|
set 6, [hl]
|
|
call CopyNextCoordsTileToStandingCoordsTile
|
|
ld hl, OBJECT_DIRECTION_WALKING
|
|
add hl, bc
|
|
ld [hl], STANDING
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_SLEEP
|
|
ret
|
|
; 4e83
|
|
|
|
PlayerOrNPCTurnStep: ; 4e83
|
|
call Object28AnonymousJumptable
|
|
; anonymous dw
|
|
dw .init1
|
|
dw .step1
|
|
dw .init2
|
|
dw .step2
|
|
|
|
.init1
|
|
ld hl, OBJECT_DIRECTION_WALKING
|
|
add hl, bc
|
|
ld [hl], STANDING
|
|
ld hl, OBJECT_STEP_FRAME
|
|
add hl, bc
|
|
ld a, [hl]
|
|
ld [hl], 2
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
ld [hl], 2
|
|
call IncrementObjectStructField28
|
|
.step1
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
dec [hl]
|
|
ret nz
|
|
call IncrementObjectStructField28
|
|
.init2
|
|
ld hl, OBJECT_29 ; new facing
|
|
add hl, bc
|
|
ld a, [hl]
|
|
ld hl, OBJECT_FACING
|
|
add hl, bc
|
|
ld [hl], a
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
ld [hl], 2
|
|
call IncrementObjectStructField28
|
|
.step2
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
dec [hl]
|
|
ret nz
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_SLEEP
|
|
ret
|
|
; 4ecd
|
|
|
|
StepType0f: ; 4ecd
|
|
call AddStepVector
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
dec [hl]
|
|
ret nz
|
|
push bc
|
|
ld hl, OBJECT_NEXT_MAP_X
|
|
add hl, bc
|
|
ld d, [hl]
|
|
ld hl, OBJECT_NEXT_MAP_Y
|
|
add hl, bc
|
|
ld e, [hl]
|
|
ld hl, OBJECT_MAP_OBJECT_INDEX
|
|
add hl, bc
|
|
ld a, [hl]
|
|
ld b, a
|
|
callba CopyDECoordsToMapObject
|
|
pop bc
|
|
ld hl, OBJECT_FLAGS2
|
|
add hl, bc
|
|
res 2, [hl]
|
|
call CopyNextCoordsTileToStandingCoordsTile
|
|
ld hl, OBJECT_DIRECTION_WALKING
|
|
add hl, bc
|
|
ld [hl], STANDING
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_SLEEP
|
|
ret
|
|
; 4f04
|
|
|
|
StepTypeTrackingObject: ; 4f04
|
|
ld hl, OBJECT_29
|
|
add hl, bc
|
|
ld e, [hl]
|
|
inc hl
|
|
ld d, [hl]
|
|
ld hl, OBJECT_SPRITE
|
|
add hl, de
|
|
ld a, [hl]
|
|
and a
|
|
jr z, .nope
|
|
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
|
|
jp DeleteMapObject
|
|
; 4f33
|
|
|
|
StepType14: ; 4f33
|
|
StepType15: ; 4f33
|
|
call Object28AnonymousJumptable
|
|
; anonymous dw
|
|
dw .Init
|
|
dw .Run
|
|
|
|
.Init:
|
|
xor a
|
|
ld hl, OBJECT_29
|
|
add hl, bc
|
|
ld [hl], a
|
|
call IncrementObjectStructField28
|
|
.Run:
|
|
ld hl, OBJECT_29
|
|
add hl, bc
|
|
ld d, [hl]
|
|
ld a, [wPlayerStepVectorY]
|
|
sub d
|
|
ld [wPlayerStepVectorY], a
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
dec [hl]
|
|
jr z, .ok
|
|
ld a, [hl]
|
|
call .GetSign
|
|
ld hl, OBJECT_29
|
|
add hl, bc
|
|
ld [hl], a
|
|
ld d, a
|
|
ld a, [wPlayerStepVectorY]
|
|
add d
|
|
ld [wPlayerStepVectorY], a
|
|
ret
|
|
|
|
.ok
|
|
call DeleteMapObject
|
|
ret
|
|
|
|
.GetSign:
|
|
ld hl, OBJECT_30
|
|
add hl, bc
|
|
and 1
|
|
ld a, [hl]
|
|
ret z
|
|
cpl
|
|
inc a
|
|
ret
|
|
; 4f77
|
|
|
|
StepType16: ; 4f77
|
|
call Object28AnonymousJumptable ; ????
|
|
; 4f7a
|
|
StepType17: ; 4f7a
|
|
call Object28AnonymousJumptable
|
|
; anonymous dw
|
|
dw .null
|
|
dw .null
|
|
dw .null
|
|
.null
|
|
; 4f83
|
|
|
|
SkyfallTop: ; 4f83
|
|
call Object28AnonymousJumptable
|
|
; anonymous dw
|
|
dw .Init
|
|
dw .Run
|
|
|
|
.Init:
|
|
ld hl, OBJECT_ACTION
|
|
add hl, bc
|
|
ld [hl], PERSON_ACTION_SKYFALL
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
ld [hl], 16
|
|
call IncrementObjectStructField28
|
|
|
|
.Run:
|
|
ld hl, OBJECT_STEP_DURATION
|
|
add hl, bc
|
|
dec [hl]
|
|
ret nz
|
|
ld hl, OBJECT_SPRITE_Y_OFFSET
|
|
add hl, bc
|
|
ld [hl], $60
|
|
ld hl, OBJECT_STEP_FRAME
|
|
add hl, bc
|
|
ld [hl], 0
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_SLEEP
|
|
ret
|
|
; 4fb2
|
|
|
|
MobileFn_4fb2: mobile
|
|
ld hl, OBJECT_29
|
|
add hl, bc
|
|
inc [hl]
|
|
ld a, [hl]
|
|
srl a
|
|
srl a
|
|
and %00000111
|
|
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
|
|
Function5000: ; unscripted?
|
|
; copy [wPlayerNextMovement] to [wPlayerMovement]
|
|
ld a, [wPlayerNextMovement]
|
|
ld hl, wPlayerMovement
|
|
ld [hl], a
|
|
; load [wPlayerNextMovement] with movement_step_sleep
|
|
ld a, movement_step_sleep
|
|
ld [wPlayerNextMovement], a
|
|
; recover the previous value of [wPlayerNextMovement]
|
|
ld a, [hl]
|
|
ret
|
|
; 500e
|
|
|
|
GetMovementByte:
|
|
ld hl, wMovementDataPointer
|
|
call _GetMovementByte
|
|
ret
|
|
; 5015
|
|
|
|
Function5015: ; 5015
|
|
ld hl, OBJECT_MOVEMENT_BYTE_INDEX
|
|
add hl, bc
|
|
ld e, [hl]
|
|
inc [hl]
|
|
ld d, 0
|
|
ld hl, wc2e2
|
|
ld a, [hli]
|
|
ld h, [hl]
|
|
ld l, a
|
|
add hl, de
|
|
ld a, [hl]
|
|
ret
|
|
; 5026
|
|
|
|
Function5026: ; 5026
|
|
ld hl, OBJECT_MOVEMENT_BYTE_INDEX
|
|
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
|
|
|
|
_GetMovementPerson: ; 5037
|
|
ld hl, GetMovementPerson
|
|
jp HandleMovementData
|
|
; 503d
|
|
|
|
GetMovementPerson: ; 503d
|
|
ld a, [wMovementPerson]
|
|
ret
|
|
; 5041
|
|
|
|
HandleMovementData: ; 5041
|
|
call .StorePointer
|
|
.loop
|
|
xor a
|
|
ld [wMovementByteWasControlSwitch], a
|
|
call JumpMovementPointer
|
|
call DoMovementFunction
|
|
ld a, [wMovementByteWasControlSwitch]
|
|
and a
|
|
jr nz, .loop
|
|
ret
|
|
|
|
.StorePointer:
|
|
ld a, l
|
|
ld [wMovementPointer], a
|
|
ld a, h
|
|
ld [wMovementPointer + 1], a
|
|
ret
|
|
; 505e
|
|
|
|
JumpMovementPointer: ; 505e
|
|
ld hl, wMovementPointer
|
|
ld a, [hli]
|
|
ld h, [hl]
|
|
ld l, a
|
|
jp hl
|
|
; 5065
|
|
|
|
ContinueReadingMovement: ; 5065
|
|
ld a, 1
|
|
ld [wMovementByteWasControlSwitch], a
|
|
ret
|
|
; 506b
|
|
|
|
DoMovementFunction: ; 506b
|
|
push af
|
|
call ApplyMovementToFollower
|
|
pop af
|
|
ld hl, MovementPointers
|
|
rst JumpTable
|
|
ret
|
|
; 5075
|
|
|
|
INCLUDE "engine/movement.asm"
|
|
; 54b8
|
|
|
|
ApplyMovementToFollower: ; 54b8
|
|
ld e, a
|
|
ld a, [wObjectFollow_Follower]
|
|
cp -1
|
|
ret z
|
|
ld a, [wObjectFollow_Leader]
|
|
ld d, a
|
|
ld a, [hMapObjectIndexBuffer]
|
|
cp d
|
|
ret nz
|
|
ld a, e
|
|
cp movement_step_sleep
|
|
ret z
|
|
cp movement_step_end
|
|
ret z
|
|
cp movement_step_4b
|
|
ret z
|
|
cp movement_step_bump
|
|
ret z
|
|
cp movement_slow_step
|
|
ret c
|
|
push af
|
|
ld hl, wFollowerMovementQueueLength
|
|
inc [hl]
|
|
ld e, [hl]
|
|
ld d, 0
|
|
ld hl, wFollowMovementQueue
|
|
add hl, de
|
|
pop af
|
|
ld [hl], a
|
|
ret
|
|
; 54e6
|
|
|
|
GetFollowerNextMovementByte: ; 54e6
|
|
ld hl, wFollowerMovementQueueLength
|
|
ld a, [hl]
|
|
and a
|
|
jr z, .done
|
|
cp -1
|
|
jr z, .done
|
|
dec [hl]
|
|
ld e, a
|
|
ld d, 0
|
|
ld hl, wFollowMovementQueue
|
|
add hl, de
|
|
inc e
|
|
ld a, -1
|
|
.loop
|
|
ld d, [hl]
|
|
ld [hld], a
|
|
ld a, d
|
|
dec e
|
|
jr nz, .loop
|
|
ret
|
|
|
|
.done
|
|
call .CancelFollowIfLeaderMissing
|
|
ret c
|
|
ld a, movement_step_sleep
|
|
ret
|
|
|
|
.CancelFollowIfLeaderMissing:
|
|
ld a, [wObjectFollow_Leader]
|
|
cp -1
|
|
jr z, .nope
|
|
push bc
|
|
call GetObjectStruct
|
|
ld hl, OBJECT_SPRITE
|
|
add hl, bc
|
|
ld a, [hl]
|
|
pop bc
|
|
and a
|
|
jr z, .nope
|
|
and a
|
|
ret
|
|
|
|
.nope
|
|
ld a, -1
|
|
ld [wObjectFollow_Follower], a
|
|
ld a, movement_step_end
|
|
scf
|
|
ret
|
|
; 5529
|
|
|
|
SpawnShadow: ; 5529
|
|
push bc
|
|
ld de, .ShadowObject
|
|
call CopyTempObjectData
|
|
call InitTempObject
|
|
pop bc
|
|
ret
|
|
|
|
.ShadowObject:
|
|
; vtile, palette, movement
|
|
db $00, PAL_OW_SILVER, SPRITEMOVEDATA_SHADOW
|
|
; 5538
|
|
SpawnStrengthBoulderDust: ; 5538
|
|
push bc
|
|
ld de, .BoulderDustObject
|
|
call CopyTempObjectData
|
|
call InitTempObject
|
|
pop bc
|
|
ret
|
|
|
|
.BoulderDustObject:
|
|
db $00, PAL_OW_SILVER, SPRITEMOVEDATA_BOULDERDUST
|
|
; 5547
|
|
SpawnEmote: ; 5547
|
|
push bc
|
|
ld de, .EmoteObject
|
|
call CopyTempObjectData
|
|
call InitTempObject
|
|
pop bc
|
|
ret
|
|
|
|
.EmoteObject:
|
|
db $00, PAL_OW_SILVER, SPRITEMOVEDATA_EMOTE
|
|
; 5556
|
|
ShakeGrass: ; 5556
|
|
push bc
|
|
ld de, .data_5562
|
|
call CopyTempObjectData
|
|
call InitTempObject
|
|
pop bc
|
|
ret
|
|
|
|
.data_5562
|
|
db $00, PAL_OW_TREE, SPRITEMOVEDATA_GRASS
|
|
; 5565
|
|
ShakeScreen: ; 5565
|
|
push bc
|
|
push af
|
|
ld de, .ScreenShakeObject
|
|
call CopyTempObjectData
|
|
pop af
|
|
ld [wTempObjectCopyRange], a
|
|
call InitTempObject
|
|
pop bc
|
|
ret
|
|
|
|
.ScreenShakeObject:
|
|
db $00, PAL_OW_SILVER, SPRITEMOVEDATA_SCREENSHAKE
|
|
; 5579
|
|
DespawnEmote: ; 5579
|
|
push bc
|
|
ld a, [hMapObjectIndexBuffer]
|
|
ld c, a
|
|
call .DeleteEmote
|
|
pop bc
|
|
ret
|
|
|
|
.DeleteEmote:
|
|
ld de, ObjectStructs
|
|
ld a, NUM_OBJECT_STRUCTS
|
|
.loop
|
|
push af
|
|
ld hl, OBJECT_FLAGS1
|
|
add hl, de
|
|
bit EMOTE_OBJECT, [hl]
|
|
jr z, .next
|
|
ld hl, OBJECT_SPRITE
|
|
add hl, de
|
|
ld a, [hl]
|
|
and a
|
|
jr z, .next
|
|
push bc
|
|
xor a
|
|
ld bc, OBJECT_STRUCT_LENGTH
|
|
call ByteFill
|
|
pop bc
|
|
.next
|
|
ld hl, OBJECT_STRUCT_LENGTH
|
|
add hl, de
|
|
ld d, h
|
|
ld e, l
|
|
pop af
|
|
dec a
|
|
jr nz, .loop
|
|
ret
|
|
; 55ac
|
|
|
|
InitTempObject: ; 55ac
|
|
call FindFirstEmptyObjectStruct
|
|
ret nc
|
|
ld d, h
|
|
ld e, l
|
|
callba CopyTempObjectToObjectStruct
|
|
ret
|
|
; 55b9
|
|
|
|
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
|
|
inc hl
|
|
ld [hl], -1
|
|
inc hl
|
|
ld a, [de]
|
|
inc de
|
|
ld [hli], a
|
|
ld a, [de]
|
|
inc de
|
|
ld [hli], a
|
|
ld a, [de]
|
|
ld [hli], a
|
|
ld a, [hMapObjectIndexBuffer]
|
|
ld [hli], a
|
|
push hl
|
|
ld hl, OBJECT_NEXT_MAP_X
|
|
add hl, bc
|
|
ld d, [hl]
|
|
ld hl, OBJECT_NEXT_MAP_Y
|
|
add hl, bc
|
|
ld e, [hl]
|
|
pop hl
|
|
ld [hl], d
|
|
inc hl
|
|
ld [hl], e
|
|
inc hl
|
|
ld [hl], -1
|
|
ret
|
|
; 55e0
|
|
|
|
Function55e0:: ; 55e0
|
|
ld a, [VramState]
|
|
bit 0, a
|
|
ret z
|
|
ld bc, ObjectStructs
|
|
xor a
|
|
.loop
|
|
ld [hMapObjectIndexBuffer], a
|
|
call DoesObjectHaveASprite
|
|
jr z, .ok
|
|
call Function565c
|
|
.ok
|
|
ld hl, OBJECT_STRUCT_LENGTH
|
|
add hl, bc
|
|
ld b, h
|
|
ld c, l
|
|
ld a, [hMapObjectIndexBuffer]
|
|
inc a
|
|
cp NUM_OBJECT_STRUCTS
|
|
jr nz, .loop
|
|
ret
|
|
; 5602
|
|
|
|
Function5602: ; 5602, called at battle start
|
|
call Function5645 ; clear sprites
|
|
ld a, PLAYER
|
|
call Function5629 ; respawn player
|
|
ld a, [wBattleScriptFlags]
|
|
bit 7, a
|
|
jr z, .ok
|
|
ld a, [hLastTalked]
|
|
and a
|
|
jr z, .ok
|
|
call Function5629 ; respawn opponent
|
|
.ok
|
|
call _UpdateSprites
|
|
ret
|
|
; 561d
|
|
|
|
Function561d: ; 561d
|
|
call Function5645 ; clear sprites
|
|
ld a, PLAYER
|
|
call Function5629 ; respawn player
|
|
call _UpdateSprites
|
|
ret
|
|
; 5629
|
|
|
|
Function5629: ; 5629
|
|
cp NUM_OBJECTS
|
|
ret nc
|
|
call GetMapObject
|
|
ld hl, MAPOBJECT_OBJECT_STRUCT_ID
|
|
add hl, bc
|
|
ld a, [hl]
|
|
cp -1
|
|
ret z
|
|
cp NUM_OBJECT_STRUCTS
|
|
ret nc
|
|
call GetObjectStruct
|
|
call DoesObjectHaveASprite
|
|
ret z
|
|
call Function5673
|
|
ret
|
|
; 5645
|
|
|
|
Function5645: ; 5645
|
|
xor a
|
|
ld bc, ObjectStructs
|
|
.loop
|
|
ld [hMapObjectIndexBuffer], a
|
|
call SetFacing_Standing
|
|
ld hl, OBJECT_STRUCT_LENGTH
|
|
add hl, bc
|
|
ld b, h
|
|
ld c, l
|
|
ld a, [hMapObjectIndexBuffer]
|
|
inc a
|
|
cp NUM_OBJECT_STRUCTS
|
|
jr nz, .loop
|
|
ret
|
|
; 565c
|
|
|
|
Function565c: ; 565c
|
|
push bc
|
|
call Function56cd
|
|
pop bc
|
|
jr c, SetFacing_Standing
|
|
call Function56a3
|
|
jr c, SetFacing_Standing
|
|
call Function5688
|
|
callba Function4440
|
|
xor a
|
|
ret
|
|
; 5673
|
|
|
|
Function5673: ; 5673
|
|
call Function56a3
|
|
jr c, SetFacing_Standing
|
|
callba Function4440 ; no need to farcall
|
|
xor a
|
|
ret
|
|
; 5680
|
|
|
|
SetFacing_Standing: ; 5680
|
|
ld hl, OBJECT_FACING_STEP
|
|
add hl, bc
|
|
ld [hl], STANDING
|
|
scf
|
|
ret
|
|
; 5688
|
|
|
|
Function5688: ; 5688
|
|
push bc
|
|
ld hl, OBJECT_NEXT_MAP_X
|
|
add hl, bc
|
|
ld d, [hl]
|
|
ld hl, OBJECT_NEXT_MAP_Y
|
|
add hl, bc
|
|
ld e, [hl]
|
|
call GetCoordTile
|
|
pop bc
|
|
ld hl, OBJECT_NEXT_TILE
|
|
add hl, bc
|
|
ld [hl], a
|
|
callba UpdateTallGrassFlags ; no need to farcall
|
|
ret
|
|
; 56a3
|
|
|
|
Function56a3: ; 56a3
|
|
ld hl, OBJECT_NEXT_MAP_X
|
|
add hl, bc
|
|
ld d, [hl]
|
|
ld hl, OBJECT_NEXT_MAP_Y
|
|
add hl, bc
|
|
ld e, [hl]
|
|
inc d
|
|
inc e
|
|
ld a, [XCoord]
|
|
cp d
|
|
jr z, .equal_x
|
|
jr nc, .nope
|
|
add $b
|
|
cp d
|
|
jr c, .nope
|
|
.equal_x
|
|
ld a, [YCoord]
|
|
cp e
|
|
jr z, .equal_y
|
|
jr nc, .nope
|
|
add $a
|
|
cp e
|
|
jr c, .nope
|
|
.equal_y
|
|
xor a
|
|
ret
|
|
|
|
.nope
|
|
scf
|
|
ret
|
|
; 56cd
|
|
|
|
Function56cd: ; 56cd
|
|
ld a, [wPlayerBGMapOffsetX]
|
|
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
|
|
cp $a0
|
|
jp nc, .nope
|
|
.ok1
|
|
and %00000111
|
|
ld d, 2
|
|
cp 4
|
|
jr c, .ok2
|
|
ld d, 3
|
|
.ok2
|
|
ld a, [hl]
|
|
srl a
|
|
srl a
|
|
srl a
|
|
cp SCREEN_WIDTH
|
|
jr c, .ok3
|
|
sub $20
|
|
.ok3
|
|
ld [hUsedSpriteIndex], a
|
|
ld a, [wPlayerBGMapOffsetY]
|
|
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
|
|
cp $90
|
|
jr nc, .nope
|
|
.ok4
|
|
and %00000111
|
|
ld e, 2
|
|
cp 4
|
|
jr c, .ok5
|
|
ld e, 3
|
|
.ok5
|
|
ld a, [hl]
|
|
srl a
|
|
srl a
|
|
srl a
|
|
cp $12
|
|
jr c, .ok6
|
|
sub $20
|
|
.ok6
|
|
ld [hUsedSpriteTile], a
|
|
ld hl, OBJECT_PALETTE
|
|
add hl, bc
|
|
bit 7, [hl]
|
|
jr z, .ok7
|
|
ld a, d
|
|
add 2
|
|
ld d, a
|
|
ld a, e
|
|
add 2
|
|
ld e, a
|
|
.ok7
|
|
ld a, d
|
|
ld [hFFBF], a
|
|
.loop
|
|
ld a, [hFFBF]
|
|
ld d, a
|
|
ld a, [hUsedSpriteTile]
|
|
add e
|
|
dec a
|
|
cp $12
|
|
jr nc, .ok9
|
|
ld b, a
|
|
.next
|
|
ld a, [hUsedSpriteIndex]
|
|
add d
|
|
dec a
|
|
cp $14
|
|
jr nc, .ok8
|
|
ld c, a
|
|
push bc
|
|
call Coord2Tile
|
|
pop bc
|
|
ld a, [hl]
|
|
cp $60
|
|
jr nc, .nope
|
|
.ok8
|
|
dec d
|
|
jr nz, .next
|
|
.ok9
|
|
dec e
|
|
jr nz, .loop
|
|
and a
|
|
ret
|
|
|
|
.nope
|
|
scf
|
|
ret
|
|
; 576a
|
|
|
|
HandleNPCStep:: ; 576a
|
|
call .ResetStepVector
|
|
call .DoStepsForAllObjects
|
|
ret
|
|
|
|
.ResetStepVector:
|
|
xor a
|
|
ld [wPlayerStepVectorX], a
|
|
ld [wPlayerStepVectorY], a
|
|
ld [wPlayerStepFlags], a
|
|
ld a, -1
|
|
ld [wPlayerStepDirection], a
|
|
ret
|
|
|
|
.DoStepsForAllObjects:
|
|
ld bc, ObjectStructs
|
|
xor a
|
|
.loop
|
|
ld [hMapObjectIndexBuffer], a
|
|
call DoesObjectHaveASprite
|
|
jr z, .next
|
|
call Function437b
|
|
.next
|
|
ld hl, OBJECT_STRUCT_LENGTH
|
|
add hl, bc
|
|
ld b, h
|
|
ld c, l
|
|
ld a, [hMapObjectIndexBuffer]
|
|
inc a
|
|
cp NUM_OBJECT_STRUCTS
|
|
jr nz, .loop
|
|
ret
|
|
; 579d
|
|
|
|
RefreshPlayerSprite: ; 579d
|
|
ld a, movement_step_sleep
|
|
ld [wPlayerNextMovement], a
|
|
ld [wPlayerMovement], a
|
|
xor a
|
|
ld [wPlayerTurningDirection], a
|
|
ld [PlayerObjectStepFrame], a
|
|
call .TryResetPlayerAction
|
|
callba CheckWarpFacingDown
|
|
call c, SpawnInFacingDown
|
|
call .SpawnInCustomFacing
|
|
ret
|
|
; 57bc
|
|
|
|
.TryResetPlayerAction: ; 57bc
|
|
ld hl, wPlayerSpriteSetupFlags
|
|
bit 7, [hl]
|
|
jr nz, .ok
|
|
ret
|
|
|
|
.ok
|
|
ld a, PERSON_ACTION_00
|
|
ld [PlayerAction], a
|
|
ret
|
|
; 57ca
|
|
|
|
.SpawnInCustomFacing: ; 57ca
|
|
ld hl, wPlayerSpriteSetupFlags
|
|
bit 5, [hl]
|
|
ret z
|
|
ld a, [wPlayerSpriteSetupFlags]
|
|
and 3
|
|
add a
|
|
add a
|
|
jr ContinueSpawnFacing
|
|
; 57d9
|
|
|
|
SpawnInFacingDown: ; 57d9
|
|
ld a, 0
|
|
ContinueSpawnFacing: ; 57db
|
|
ld bc, PlayerStruct
|
|
call SetSpriteDirection
|
|
ret
|
|
; 57e2
|
|
|
|
SetPlayerPalette: ; 57e2
|
|
ld a, d
|
|
and %10000000
|
|
ret z
|
|
ld bc, 0 ; debug?
|
|
ld hl, OBJECT_FACING
|
|
add hl, bc
|
|
ld a, [hl]
|
|
or d
|
|
ld [hl], a
|
|
ld a, d
|
|
swap a
|
|
and %00000111
|
|
ld d, a
|
|
ld bc, PlayerStruct
|
|
ld hl, OBJECT_PALETTE
|
|
add hl, bc
|
|
ld a, [hl]
|
|
and %11111000
|
|
or d
|
|
ld [hl], a
|
|
ret
|
|
; 5803
|
|
|
|
StartFollow:: ; 5803
|
|
push bc
|
|
ld a, b
|
|
call SetLeaderIfVisible
|
|
pop bc
|
|
ret c
|
|
ld a, c
|
|
call SetFollowerIfVisible
|
|
callba QueueFollowerFirstStep
|
|
ret
|
|
; 5815
|
|
|
|
SetLeaderIfVisible: ; 5815
|
|
call CheckObjectVisibility
|
|
ret c
|
|
ld a, [hObjectStructIndexBuffer]
|
|
ld [wObjectFollow_Leader], a
|
|
ret
|
|
; 581f
|
|
|
|
StopFollow:: ; 581f
|
|
call ResetLeader
|
|
call ResetFollower
|
|
ret
|
|
; 5826
|
|
|
|
ResetLeader: ; 5826
|
|
ld a, -1
|
|
ld [wObjectFollow_Leader], a
|
|
ret
|
|
; 582c
|
|
|
|
SetFollowerIfVisible: ; 582c
|
|
push af
|
|
call ResetFollower
|
|
pop af
|
|
call CheckObjectVisibility
|
|
ret c
|
|
ld hl, OBJECT_MOVEMENTTYPE
|
|
add hl, bc
|
|
ld [hl], SPRITEMOVEDATA_FOLLOWING
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_00
|
|
ld a, [hObjectStructIndexBuffer]
|
|
ld [wObjectFollow_Follower], a
|
|
ret
|
|
; 5847
|
|
|
|
ResetFollower: ; 5847
|
|
ld a, [wObjectFollow_Follower]
|
|
cp -1
|
|
ret z
|
|
call GetObjectStruct
|
|
callba Function58e3 ; no need to bankswitch
|
|
ld a, -1
|
|
ld [wObjectFollow_Follower], a
|
|
ret
|
|
; 585c
|
|
|
|
SetFlagsForMovement_1:: ; 585c
|
|
ld a, c
|
|
call CheckObjectVisibility
|
|
ret c
|
|
push bc
|
|
call Function587a
|
|
pop bc
|
|
ld hl, OBJECT_FLAGS2
|
|
add hl, bc
|
|
res 5, [hl]
|
|
xor a
|
|
ret
|
|
; 586e
|
|
|
|
Function586e: ; 586e
|
|
call CheckObjectVisibility
|
|
ret c
|
|
ld hl, OBJECT_FLAGS2
|
|
add hl, bc
|
|
set 5, [hl]
|
|
xor a
|
|
ret
|
|
; 587a
|
|
|
|
Function587a: ; 587a
|
|
ld bc, ObjectStructs
|
|
xor a
|
|
.loop
|
|
push af
|
|
call DoesObjectHaveASprite
|
|
jr z, .next
|
|
ld hl, OBJECT_FLAGS2
|
|
add hl, bc
|
|
set 5, [hl]
|
|
.next
|
|
ld hl, OBJECT_STRUCT_LENGTH
|
|
add hl, bc
|
|
ld b, h
|
|
ld c, l
|
|
pop af
|
|
inc a
|
|
cp NUM_OBJECT_STRUCTS
|
|
jr nz, .loop
|
|
ret
|
|
; 5897
|
|
|
|
_SetFlagsForMovement_2:: ; 5897
|
|
ld a, [wObjectFollow_Leader]
|
|
cp -1
|
|
ret z
|
|
push bc
|
|
call GetObjectStruct
|
|
ld hl, OBJECT_MAP_OBJECT_INDEX
|
|
add hl, bc
|
|
ld a, [hl]
|
|
pop bc
|
|
cp c
|
|
ret nz
|
|
ld a, [wObjectFollow_Follower]
|
|
cp -1
|
|
ret z
|
|
call GetObjectStruct
|
|
ld hl, OBJECT_FLAGS2
|
|
add hl, bc
|
|
res 5, [hl]
|
|
ret
|
|
; 58b9
|
|
|
|
Function58b9:: ; 58b9
|
|
push bc
|
|
ld bc, ObjectStructs
|
|
xor a
|
|
.loop
|
|
push af
|
|
call DoesObjectHaveASprite
|
|
jr z, .next
|
|
ld hl, OBJECT_FLAGS2
|
|
add hl, bc
|
|
res 5, [hl]
|
|
.next
|
|
ld hl, OBJECT_STRUCT_LENGTH
|
|
add hl, bc
|
|
ld b, h
|
|
ld c, l
|
|
pop af
|
|
inc a
|
|
cp NUM_OBJECT_STRUCTS
|
|
jr nz, .loop
|
|
pop bc
|
|
ret
|
|
; 58d8
|
|
|
|
Function58d8: ; 58d8
|
|
call CheckObjectVisibility
|
|
ret c
|
|
ld hl, OBJECT_FLAGS2
|
|
add hl, bc
|
|
res 5, [hl]
|
|
ret
|
|
; 58e3
|
|
|
|
Function58e3: ; 58e3
|
|
ld hl, OBJECT_MAP_OBJECT_INDEX
|
|
add hl, bc
|
|
ld a, [hl]
|
|
cp -1
|
|
jp z, Function5903 ; a jr would have been appropriate here
|
|
push bc
|
|
call GetMapObject
|
|
ld hl, MAPOBJECT_MOVEMENT
|
|
add hl, bc
|
|
ld a, [hl]
|
|
pop bc
|
|
ld hl, OBJECT_MOVEMENTTYPE
|
|
add hl, bc
|
|
ld [hl], a
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_00
|
|
ret
|
|
; 5903
|
|
|
|
Function5903: ; 5903
|
|
call GetSpriteDirection
|
|
rrca
|
|
rrca
|
|
ld e, a
|
|
ld d, 0
|
|
ld hl, .standing_movefns
|
|
add hl, de
|
|
ld a, [hl]
|
|
ld hl, OBJECT_MOVEMENTTYPE
|
|
add hl, bc
|
|
ld [hl], a
|
|
ld hl, OBJECT_STEP_TYPE
|
|
add hl, bc
|
|
ld [hl], STEP_TYPE_00
|
|
ret
|
|
|
|
.standing_movefns
|
|
db SPRITEMOVEDATA_STANDING_DOWN
|
|
db SPRITEMOVEDATA_STANDING_UP
|
|
db SPRITEMOVEDATA_STANDING_LEFT
|
|
db SPRITEMOVEDATA_STANDING_RIGHT
|
|
; 5920
|
|
_UpdateSprites:: ; 5920
|
|
ld a, [VramState]
|
|
bit 0, a
|
|
ret z
|
|
xor a
|
|
ld [hUsedSpriteIndex], a
|
|
ld a, [hOAMUpdate]
|
|
push af
|
|
ld a, 1
|
|
ld [hOAMUpdate], a
|
|
call InitSprites
|
|
call .fill
|
|
pop af
|
|
ld [hOAMUpdate], a
|
|
ret
|
|
|
|
.fill
|
|
ld a, [VramState]
|
|
bit 1, a
|
|
ld b, SpritesEnd % $100
|
|
jr z, .ok
|
|
ld b, 28 * 4
|
|
.ok
|
|
ld a, [hUsedSpriteIndex]
|
|
cp b
|
|
ret nc
|
|
ld l, a
|
|
ld h, Sprites / $100
|
|
ld de, 4
|
|
ld a, b
|
|
ld c, SCREEN_HEIGHT_PX + 16
|
|
.loop
|
|
ld [hl], c
|
|
add hl, de
|
|
cp l
|
|
jr nz, .loop
|
|
ret
|
|
; 5958
|
|
|
|
ApplyBGMapAnchorToObjects: ; 5958
|
|
push hl
|
|
push de
|
|
push bc
|
|
ld a, [wPlayerBGMapOffsetX]
|
|
ld d, a
|
|
ld a, [wPlayerBGMapOffsetY]
|
|
ld e, a
|
|
ld bc, ObjectStructs
|
|
ld a, NUM_OBJECT_STRUCTS
|
|
.loop
|
|
push af
|
|
call DoesObjectHaveASprite
|
|
jr z, .skip
|
|
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
|
|
add hl, bc
|
|
ld b, h
|
|
ld c, l
|
|
pop af
|
|
dec a
|
|
jr nz, .loop
|
|
xor a
|
|
ld [wPlayerBGMapOffsetX], a
|
|
ld [wPlayerBGMapOffsetY], a
|
|
pop bc
|
|
pop de
|
|
pop hl
|
|
ret
|
|
; 5991
|
|
|
|
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
|
|
ret
|
|
|
|
.DeterminePriorities:
|
|
xor a
|
|
ld hl, wMovementPointer
|
|
ld bc, NUM_OBJECT_STRUCTS
|
|
call ByteFill
|
|
ld d, 0
|
|
ld bc, ObjectStructs
|
|
ld hl, wMovementPointer
|
|
.loop
|
|
push hl
|
|
call DoesObjectHaveASprite
|
|
jr z, .skip
|
|
ld hl, OBJECT_FACING_STEP
|
|
add hl, bc
|
|
ld a, [hl]
|
|
cp STANDING
|
|
jr z, .skip
|
|
; Define the sprite priority.
|
|
ld e, PRIORITY_LOW
|
|
ld hl, OBJECT_FLAGS2
|
|
add hl, bc
|
|
bit 0, [hl]
|
|
jr nz, .add
|
|
ld e, PRIORITY_NORM
|
|
bit 1, [hl]
|
|
jr z, .add
|
|
ld e, PRIORITY_HIGH
|
|
jr .add
|
|
|
|
.skip
|
|
ld hl, OBJECT_STRUCT_LENGTH
|
|
add hl, bc
|
|
ld b, h
|
|
ld c, l
|
|
pop hl
|
|
jr .next
|
|
|
|
.add
|
|
ld hl, OBJECT_STRUCT_LENGTH
|
|
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
|
|
jr nz, .loop
|
|
ret
|
|
|
|
.InitSpritesByPriority:
|
|
ld hl, wMovementPointer
|
|
.next_sprite
|
|
ld a, [hli]
|
|
ld d, a
|
|
and $f0
|
|
ret z
|
|
cp c
|
|
jr nz, .next_sprite
|
|
push bc
|
|
push hl
|
|
ld a, d
|
|
and $f
|
|
call .GetObjectStructPointer
|
|
call .InitSprite
|
|
pop hl
|
|
pop bc
|
|
jr .next_sprite
|
|
|
|
.InitSprite:
|
|
ld hl, OBJECT_SPRITE_TILE
|
|
add hl, bc
|
|
ld a, [hl]
|
|
and %01111111
|
|
ld [hFFC1], a
|
|
xor a
|
|
bit 7, [hl]
|
|
jr nz, .skip1
|
|
or %00001000
|
|
.skip1
|
|
ld hl, OBJECT_FLAGS2
|
|
add hl, bc
|
|
ld e, [hl]
|
|
bit 7, e
|
|
jr z, .skip2
|
|
or %10000000
|
|
.skip2
|
|
bit 4, e
|
|
jr z, .skip3
|
|
or %00010000
|
|
.skip3
|
|
ld hl, OBJECT_PALETTE
|
|
add hl, bc
|
|
ld d, a
|
|
ld a, [hl]
|
|
and %00000111
|
|
or d
|
|
ld d, a
|
|
xor a
|
|
bit 3, e
|
|
jr z, .skip4
|
|
or %10000000
|
|
.skip4
|
|
ld [hFFC2], a
|
|
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
|
|
ld a, [wPlayerBGMapOffsetX]
|
|
add e
|
|
ld [hFFBF], a
|
|
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
|
|
ld a, [wPlayerBGMapOffsetY]
|
|
add e
|
|
ld [hFFC0], a
|
|
ld hl, OBJECT_FACING_STEP
|
|
add hl, bc
|
|
ld a, [hl]
|
|
cp STANDING
|
|
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]
|
|
ld c, a
|
|
ld b, Sprites / $100
|
|
ld a, [hli]
|
|
ld [hUsedSpriteTile], a
|
|
add c
|
|
cp SpritesEnd % $100
|
|
jr nc, .full
|
|
.addsprite
|
|
ld a, [hFFC0]
|
|
add [hl]
|
|
inc hl
|
|
ld [bc], a
|
|
inc c
|
|
ld a, [hFFBF]
|
|
add [hl]
|
|
inc hl
|
|
ld [bc], a
|
|
inc c
|
|
ld e, [hl]
|
|
inc hl
|
|
ld a, [hFFC1]
|
|
bit 2, e
|
|
jr z, .nope1
|
|
xor a
|
|
.nope1
|
|
add [hl]
|
|
inc hl
|
|
ld [bc], a
|
|
inc c
|
|
ld a, e
|
|
bit 1, a
|
|
jr z, .nope2
|
|
ld a, [hFFC2]
|
|
or e
|
|
.nope2
|
|
and %11110000
|
|
or d
|
|
ld [bc], a
|
|
inc c
|
|
ld a, [hUsedSpriteTile]
|
|
dec a
|
|
ld [hUsedSpriteTile], a
|
|
jr nz, .addsprite
|
|
ld a, c
|
|
ld [hUsedSpriteIndex], a
|
|
.done
|
|
xor a
|
|
ret
|
|
|
|
.full
|
|
scf
|
|
ret
|
|
|
|
.GetObjectStructPointer:
|
|
ld c, a
|
|
ld b, 0
|
|
ld hl, .Addresses
|
|
add hl, bc
|
|
add hl, bc
|
|
ld c, [hl]
|
|
inc hl
|
|
ld b, [hl]
|
|
ret
|
|
|
|
.Addresses: ; 5ace
|
|
dw PlayerStruct
|
|
dw Object1Struct
|
|
dw Object2Struct
|
|
dw Object3Struct
|
|
dw Object4Struct
|
|
dw Object5Struct
|
|
dw Object6Struct
|
|
dw Object7Struct
|
|
dw Object8Struct
|
|
dw Object9Struct
|
|
dw Object10Struct
|
|
dw Object11Struct
|
|
dw Object12Struct
|
|
; 5ae8
|