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Begin implementation of base effect of regular spaces (#21)

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This commit is contained in:
xCrystal
2023-10-14 19:28:35 +02:00
parent 917db30e98
commit 47422a1adb
11 changed files with 187 additions and 90 deletions
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10
engine/overworld/map_objects.asm
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@@ -3078,7 +3078,7 @@ InitSprites:
dw wObject11Struct
dw wObject12Struct
_UpdateSecondarySprites:
_UpdateSecondarySprites::
; this is a shorter _UpdateSprites for when only secondary sprites have changed since the last sprites update,
; but NOT expanded, which would require to displace primary (NPC) sprites in OAM.
; if it is detected that the size of secondary sprites has increased in the end,
@@ -3145,15 +3145,17 @@ InitBoardMenuSprites:
InitRollDieSprites:
push af
ld hl, DieRollOAM
ld a, [wDieRoll]
and a
jr z, .zero_or_oam_full
dec a
ld hl, DieRollOAM
ld bc, DIE_SIZE * SPRITEOAMSTRUCT_LENGTH
call AddNTimes
; find the beginning of free space in OAM, and assure there's space for a DIE_SIZE object
ldh a, [hUsedSpriteIndex]
cp (NUM_SPRITE_OAM_STRUCTS * SPRITEOAMSTRUCT_LENGTH) - (DIE_SIZE * SPRITEOAMSTRUCT_LENGTH) + 1
jr nc, .oam_full
jr nc, .zero_or_oam_full
; copy the sprite data (DIE_SIZE objects) of that item to the available space in OAM
ld e, a
ld d, HIGH(wShadowOAM)
@@ -3164,7 +3166,7 @@ InitRollDieSprites:
add (DIE_SIZE * SPRITEOAMSTRUCT_LENGTH)
ldh [hUsedSpriteIndex], a
.oam_full
.zero_or_oam_full
pop af
ret