mirror of
https://gitlab.com/xCrystal/pokecrystal-board.git
synced 2024-09-09 09:51:34 -07:00
Level selection menu: function to compute valid directions and directional arrows OAM (#12)
This commit is contained in:
parent
c6601a79d3
commit
e866cdab48
@ -28,6 +28,7 @@ LevelSelectionMenu_Landmarks:
|
|||||||
|
|
||||||
MACRO level_selection_menu_landmark_transition
|
MACRO level_selection_menu_landmark_transition
|
||||||
; any number of (direction, num_steps (in tiles)) pairs
|
; any number of (direction, num_steps (in tiles)) pairs
|
||||||
|
const_skip
|
||||||
|
|
||||||
if (\2 != FALSE)
|
if (\2 != FALSE)
|
||||||
rept ((_NARG + -1) / 2) ; repeat once for each (direction, num_steps) pair
|
rept ((_NARG + -1) / 2) ; repeat once for each (direction, num_steps) pair
|
||||||
@ -41,6 +42,9 @@ endc
|
|||||||
ENDM
|
ENDM
|
||||||
|
|
||||||
LevelSelectionMenu_LandmarkTransitions:
|
LevelSelectionMenu_LandmarkTransitions:
|
||||||
|
; the transitions are arranged by direction according to wWalkingDirection constants
|
||||||
|
const_def
|
||||||
|
|
||||||
; LANDMARK_LEVEL_1
|
; LANDMARK_LEVEL_1
|
||||||
level_selection_menu_landmark_transition DOWN, FALSE
|
level_selection_menu_landmark_transition DOWN, FALSE
|
||||||
level_selection_menu_landmark_transition UP, FALSE
|
level_selection_menu_landmark_transition UP, FALSE
|
||||||
@ -71,6 +75,8 @@ LevelSelectionMenu_LandmarkTransitions:
|
|||||||
level_selection_menu_landmark_transition LEFT, FALSE
|
level_selection_menu_landmark_transition LEFT, FALSE
|
||||||
level_selection_menu_landmark_transition RIGHT, FALSE
|
level_selection_menu_landmark_transition RIGHT, FALSE
|
||||||
|
|
||||||
|
assert const_value == NUM_LANDMARKS * NUM_DIRECTIONS
|
||||||
|
|
||||||
LevelSelectionMenu_PageGrid:
|
LevelSelectionMenu_PageGrid:
|
||||||
db -1, -1, -1, -1
|
db -1, -1, -1, -1
|
||||||
db -1, 2, 3, -1
|
db -1, 2, 3, -1
|
||||||
|
@ -55,11 +55,16 @@ DoNextFrameForAllSprites:
|
|||||||
dec e
|
dec e
|
||||||
jr nz, .loop
|
jr nz, .loop
|
||||||
|
|
||||||
|
ld a, [wVramState]
|
||||||
|
bit 2, a
|
||||||
|
ret nz
|
||||||
|
|
||||||
|
; Clear (wShadowOAM + [wCurSpriteOAMAddr] --> wShadowOAMEnd)
|
||||||
ld a, [wCurSpriteOAMAddr]
|
ld a, [wCurSpriteOAMAddr]
|
||||||
ld l, a
|
ld l, a
|
||||||
ld h, HIGH(wShadowOAM)
|
ld h, HIGH(wShadowOAM)
|
||||||
|
|
||||||
.loop2 ; Clear (wShadowOAM + [wCurSpriteOAMAddr] --> wShadowOAMEnd)
|
.loop2
|
||||||
ld a, l
|
ld a, l
|
||||||
cp LOW(wShadowOAMEnd)
|
cp LOW(wShadowOAMEnd)
|
||||||
jr nc, .done
|
jr nc, .done
|
||||||
|
@ -1,6 +1,7 @@
|
|||||||
LevelSelectionMenu::
|
LevelSelectionMenu::
|
||||||
xor a
|
xor a
|
||||||
ldh [hInMenu], a
|
ldh [hInMenu], a
|
||||||
|
ld a, 1 << 2 ; do not clear wShadowOAM during DoNextFrameForAllSprites
|
||||||
ld [wVramState], a
|
ld [wVramState], a
|
||||||
|
|
||||||
call ClearBGPalettes
|
call ClearBGPalettes
|
||||||
@ -33,13 +34,17 @@ LevelSelectionMenu::
|
|||||||
|
|
||||||
ld a, [wLevelSelectionMenuCurrentLandmark]
|
ld a, [wLevelSelectionMenuCurrentLandmark]
|
||||||
call LevelSelectionMenu_InitPlayerSprite
|
call LevelSelectionMenu_InitPlayerSprite
|
||||||
|
call LevelSelectionMenu_InitLandmark
|
||||||
|
call LevelSelectionMenu_DrawDirectionalArrows
|
||||||
|
|
||||||
.main_loop
|
.main_loop
|
||||||
farcall PlaySpriteAnimations
|
farcall PlaySpriteAnimations
|
||||||
call DelayFrame
|
call DelayFrame
|
||||||
call JoyTextDelay
|
call JoyTextDelay
|
||||||
|
call LevelSelectionMenu_GetValidKeys
|
||||||
ld hl, hJoyPressed
|
ld hl, hJoyPressed
|
||||||
ld a, [hl]
|
ld a, [hl]
|
||||||
|
and c
|
||||||
bit A_BUTTON_F, a
|
bit A_BUTTON_F, a
|
||||||
jp nz, .enter_level
|
jp nz, .enter_level
|
||||||
bit B_BUTTON_F, a
|
bit B_BUTTON_F, a
|
||||||
@ -79,6 +84,8 @@ LevelSelectionMenu::
|
|||||||
call ClearBGPalettes
|
call ClearBGPalettes
|
||||||
call ClearTilemap
|
call ClearTilemap
|
||||||
call ClearSprites
|
call ClearSprites
|
||||||
|
xor a
|
||||||
|
ld [wVramState], a
|
||||||
ld c, 20
|
ld c, 20
|
||||||
call DelayFrames
|
call DelayFrames
|
||||||
|
|
||||||
@ -105,9 +112,12 @@ LevelSelectionMenu::
|
|||||||
call ClearBGPalettes
|
call ClearBGPalettes
|
||||||
call ClearTilemap
|
call ClearTilemap
|
||||||
call ClearSprites
|
call ClearSprites
|
||||||
|
xor a
|
||||||
|
ld [wVramState], a
|
||||||
ret
|
ret
|
||||||
|
|
||||||
LevelSelectionMenu_LoadGFX:
|
LevelSelectionMenu_LoadGFX:
|
||||||
|
; load gfx for the background tiles, and for the player and directional arrow sprites
|
||||||
ld hl, LevelSelectionMenuGFX
|
ld hl, LevelSelectionMenuGFX
|
||||||
ld de, vTiles2
|
ld de, vTiles2
|
||||||
call Decompress
|
call Decompress
|
||||||
@ -118,6 +128,10 @@ LevelSelectionMenu_LoadGFX:
|
|||||||
ld de, vTiles0
|
ld de, vTiles0
|
||||||
ld bc, 24 tiles
|
ld bc, 24 tiles
|
||||||
call FarCopyBytes
|
call FarCopyBytes
|
||||||
|
ld hl, LevelSelectionMenuDirectionalArrowsGFX
|
||||||
|
; ld de, vTiles0 + 24 tiles
|
||||||
|
ld bc, 4 tiles
|
||||||
|
call FarCopyBytes
|
||||||
ret
|
ret
|
||||||
|
|
||||||
LevelSelectionMenu_InitTilemap:
|
LevelSelectionMenu_InitTilemap:
|
||||||
@ -170,6 +184,78 @@ LevelSelectionMenu_InitPlayerSprite:
|
|||||||
ld [hl], d
|
ld [hl], d
|
||||||
ret
|
ret
|
||||||
|
|
||||||
|
LevelSelectionMenu_InitLandmark:
|
||||||
|
; make wLevelSelectionMenuCurrentLandmarkTransitionsPointer point
|
||||||
|
; to the start of the transition data of the current landmark.
|
||||||
|
ld a, [wLevelSelectionMenuCurrentLandmark]
|
||||||
|
ld e, a
|
||||||
|
ld hl, LevelSelectionMenu_LandmarkTransitions
|
||||||
|
ld b, -1
|
||||||
|
rept NUM_DIRECTIONS
|
||||||
|
ld c, e
|
||||||
|
call AdvanceNEntries
|
||||||
|
endr
|
||||||
|
ld de, wLevelSelectionMenuCurrentLandmarkTransitionsPointer
|
||||||
|
ld a, l
|
||||||
|
ld [de], a
|
||||||
|
inc de
|
||||||
|
ld a, h
|
||||||
|
ld [de], a
|
||||||
|
ret
|
||||||
|
|
||||||
|
LevelSelectionMenu_DrawDirectionalArrows:
|
||||||
|
; Draw directional arrows OAM around player sprite for the valid directions.
|
||||||
|
; Objects are drawn in OAM after player sprite objects in wWalkingDirection order.
|
||||||
|
; Depends on wLevelSelectionMenuCurrentLandmarkTransitionsPointer being initialized.
|
||||||
|
call LevelSelectionMenu_GetValidDirections
|
||||||
|
ld hl, .OAM
|
||||||
|
ld de, wShadowOAM + 4 * SPRITEOAMSTRUCT_LENGTH ; always goes after player sprite
|
||||||
|
bit D_DOWN_F, c
|
||||||
|
jr z, .next1
|
||||||
|
call .DrawArrow
|
||||||
|
.next1
|
||||||
|
ld hl, .OAM + $3
|
||||||
|
bit D_UP_F, c
|
||||||
|
jr z, .next2
|
||||||
|
call .DrawArrow
|
||||||
|
.next2
|
||||||
|
ld hl, .OAM + $6
|
||||||
|
bit D_LEFT_F, c
|
||||||
|
jr z, .next3
|
||||||
|
call .DrawArrow
|
||||||
|
.next3
|
||||||
|
ld hl, .OAM + $9
|
||||||
|
bit D_RIGHT_F, c
|
||||||
|
call nz, .DrawArrow
|
||||||
|
ret
|
||||||
|
|
||||||
|
.DrawArrow:
|
||||||
|
ld a, [wSpriteAnim1YCoord]
|
||||||
|
add [hl]
|
||||||
|
ld [de], a ; y coord
|
||||||
|
inc hl
|
||||||
|
inc de
|
||||||
|
ld a, [wSpriteAnim1XCoord]
|
||||||
|
add [hl]
|
||||||
|
ld [de], a ; x coord
|
||||||
|
inc hl
|
||||||
|
inc de
|
||||||
|
ld a, [hli]
|
||||||
|
ld [de], a ; tile id
|
||||||
|
inc de
|
||||||
|
gender_to_pal
|
||||||
|
ld [de], a ; attr (use the same pal as player sprite)
|
||||||
|
inc de
|
||||||
|
ret
|
||||||
|
|
||||||
|
.OAM:
|
||||||
|
; y offset against wSpriteAnim1YCoord, x offset against wSpriteAnim1XCoord, tile id
|
||||||
|
; tiles have been loaded to vTiles0 after the player sprites
|
||||||
|
db 8, -4, 24 + DOWN
|
||||||
|
db -16, -4, 24 + UP
|
||||||
|
db -4, -16, 24 + LEFT
|
||||||
|
db -4, 8, 24 + RIGHT
|
||||||
|
|
||||||
LevelSelectionMenu_GetLandmarkPage:
|
LevelSelectionMenu_GetLandmarkPage:
|
||||||
; Return page number (a) of landmark a.
|
; Return page number (a) of landmark a.
|
||||||
push hl
|
push hl
|
||||||
@ -233,6 +319,80 @@ LevelSelectionMenu_GetLandmarkSpawnPoint:
|
|||||||
pop hl
|
pop hl
|
||||||
ret
|
ret
|
||||||
|
|
||||||
|
LevelSelectionMenu_GetValidKeys:
|
||||||
|
call LevelSelectionMenu_GetValidDirections
|
||||||
|
ld a, c
|
||||||
|
or A_BUTTON | B_BUTTON | SELECT | START
|
||||||
|
ld c, a
|
||||||
|
ret
|
||||||
|
|
||||||
|
LevelSelectionMenu_GetValidDirections:
|
||||||
|
; Return the valid directions according to landmark transitions and unlocked levels.
|
||||||
|
; Depends on wLevelSelectionMenuCurrentLandmarkTransitionsPointer being initialized.
|
||||||
|
; Return the result in c as a mask of D_<DIR>_F.
|
||||||
|
ld hl, wLevelSelectionMenuCurrentLandmarkTransitionsPointer
|
||||||
|
ld a, [hli]
|
||||||
|
ld h, [hl]
|
||||||
|
ld l, a
|
||||||
|
ld c, 0
|
||||||
|
ld a, [hli]
|
||||||
|
inc a
|
||||||
|
jr z, .next1
|
||||||
|
.loop1
|
||||||
|
ld a, [hli]
|
||||||
|
inc a
|
||||||
|
jr nz, .loop1
|
||||||
|
call .IsLevelUnlocked
|
||||||
|
jr z, .next1
|
||||||
|
set D_DOWN_F, c
|
||||||
|
.next1
|
||||||
|
ld a, [hli]
|
||||||
|
inc a
|
||||||
|
jr z, .next2
|
||||||
|
.loop2
|
||||||
|
ld a, [hli]
|
||||||
|
inc a
|
||||||
|
jr nz, .loop2
|
||||||
|
call .IsLevelUnlocked
|
||||||
|
jr z, .next2
|
||||||
|
set D_UP_F, c
|
||||||
|
.next2
|
||||||
|
ld a, [hli]
|
||||||
|
inc a
|
||||||
|
jr z, .next3
|
||||||
|
.loop3
|
||||||
|
ld a, [hli]
|
||||||
|
inc a
|
||||||
|
jr nz, .loop3
|
||||||
|
call .IsLevelUnlocked
|
||||||
|
jr z, .next3
|
||||||
|
set D_LEFT_F, c
|
||||||
|
.next3
|
||||||
|
ld a, [hli]
|
||||||
|
inc a
|
||||||
|
ret z
|
||||||
|
.loop4
|
||||||
|
ld a, [hli]
|
||||||
|
inc a
|
||||||
|
jr nz, .loop4
|
||||||
|
call .IsLevelUnlocked
|
||||||
|
ret z
|
||||||
|
set D_RIGHT_F, c
|
||||||
|
ret
|
||||||
|
|
||||||
|
.IsLevelUnlocked:
|
||||||
|
push hl
|
||||||
|
push bc
|
||||||
|
; the landmark byte of this transition is two bytes back
|
||||||
|
dec hl
|
||||||
|
dec hl
|
||||||
|
ld e, [hl]
|
||||||
|
ld b, CHECK_FLAG
|
||||||
|
call UnlockedLevelsFlagAction
|
||||||
|
pop bc
|
||||||
|
pop hl
|
||||||
|
ret
|
||||||
|
|
||||||
LevelSelectionMenu_Delay10Frames:
|
LevelSelectionMenu_Delay10Frames:
|
||||||
; Delay 10 frames while playing sprite anims
|
; Delay 10 frames while playing sprite anims
|
||||||
ld a, 10
|
ld a, 10
|
||||||
@ -261,3 +421,6 @@ INCBIN "gfx/level_selection_menu/page_3.tilemap"
|
|||||||
|
|
||||||
LevelSelectionMenuPage4Tilemap:
|
LevelSelectionMenuPage4Tilemap:
|
||||||
INCBIN "gfx/level_selection_menu/page_4.tilemap"
|
INCBIN "gfx/level_selection_menu/page_4.tilemap"
|
||||||
|
|
||||||
|
LevelSelectionMenuDirectionalArrowsGFX:
|
||||||
|
INCBIN "gfx/level_selection_menu/directional_arrows.2bpp"
|
||||||
|
BIN
gfx/level_selection_menu/directional_arrows.png
Executable file
BIN
gfx/level_selection_menu/directional_arrows.png
Executable file
Binary file not shown.
After Width: | Height: | Size: 245 B |
@ -42,3 +42,16 @@ AddNTimes::
|
|||||||
dec a
|
dec a
|
||||||
jr nz, .loop
|
jr nz, .loop
|
||||||
ret
|
ret
|
||||||
|
|
||||||
|
; advance c [b]-terminated table entries in hl
|
||||||
|
AdvanceNEntries::
|
||||||
|
ld a, c
|
||||||
|
and a
|
||||||
|
ret z
|
||||||
|
.loop
|
||||||
|
ld a, [hli]
|
||||||
|
cp b
|
||||||
|
jr nz, .loop
|
||||||
|
dec c
|
||||||
|
jr nz, .loop
|
||||||
|
ret
|
||||||
|
@ -94,3 +94,10 @@ if _NARG == 0
|
|||||||
sine_table 32
|
sine_table 32
|
||||||
endc
|
endc
|
||||||
ENDM
|
ENDM
|
||||||
|
|
||||||
|
; Abstractions
|
||||||
|
|
||||||
|
MACRO gender_to_pal
|
||||||
|
; preserve all registers but a
|
||||||
|
ld a, [wPlayerGender]
|
||||||
|
ENDM
|
||||||
|
@ -1536,6 +1536,7 @@ SECTION UNION "Miscellaneous WRAM 1", WRAMX
|
|||||||
; level selection menu
|
; level selection menu
|
||||||
wLevelSelectionMenuCurrentPage:: db
|
wLevelSelectionMenuCurrentPage:: db
|
||||||
wLevelSelectionMenuCurrentLandmark:: db
|
wLevelSelectionMenuCurrentLandmark:: db
|
||||||
|
wLevelSelectionMenuCurrentLandmarkTransitionsPointer:: dw
|
||||||
wLevelSelectionMenuStandingStill:: db
|
wLevelSelectionMenuStandingStill:: db
|
||||||
|
|
||||||
|
|
||||||
@ -1726,6 +1727,7 @@ wSolvedUnownPuzzle::
|
|||||||
wVramState::
|
wVramState::
|
||||||
; bit 0: overworld sprite updating on/off
|
; bit 0: overworld sprite updating on/off
|
||||||
; bit 1: something to do with sprite updates
|
; bit 1: something to do with sprite updates
|
||||||
|
; bit 2: do not clear wShadowOAM during DoNextFrameForAllSprites
|
||||||
; bit 6: something to do with text
|
; bit 6: something to do with text
|
||||||
; bit 7: on when surf initiates
|
; bit 7: on when surf initiates
|
||||||
; flickers when climbing waterfall
|
; flickers when climbing waterfall
|
||||||
|
Loading…
Reference in New Issue
Block a user