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Specify the ldh instruction, don't turn ld into ldh

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This commit is contained in:
Rangi 2020-07-06 19:03:05 -04:00
parent c480632d54
commit 772fcc7588
219 changed files with 2556 additions and 2556 deletions
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26
engine/gfx/screen_effects.asm
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@ -1,14 +1,14 @@
; b = new colour for BG colour 0 (usually white) for 4 frames
ChangeBGPalColor0_4Frames:
call GetPredefRegisters
ld a, [rBGP]
ldh a, [rBGP]
or b
ld [rBGP], a
ldh [rBGP], a
ld c, 4
call DelayFrames
ld a, [rBGP]
ldh a, [rBGP]
and %11111100
ld [rBGP], a
ldh [rBGP], a
ret
PredefShakeScreenVertically:
@ -19,7 +19,7 @@ PredefShakeScreenVertically:
ld [wDisableVBlankWYUpdate], a
xor a
.loop
ld [hMutateWY], a
ldh [hMutateWY], a
call .MutateWY
call .MutateWY
dec b
@ -30,10 +30,10 @@ PredefShakeScreenVertically:
ret
.MutateWY
ld a, [hMutateWY]
ldh a, [hMutateWY]
xor b
ld [hMutateWY], a
ld [rWY], a
ldh [hMutateWY], a
ldh [rWY], a
ld c, 3
jp DelayFrames
@ -43,7 +43,7 @@ PredefShakeScreenHorizontally:
call GetPredefRegisters
xor a
.loop
ld [hMutateWX], a
ldh [hMutateWX], a
call .MutateWX
ld c, 1
call DelayFrames
@ -54,18 +54,18 @@ PredefShakeScreenHorizontally:
; restore normal WX
ld a, 7
ld [rWX], a
ldh [rWX], a
ret
.MutateWX
ld a, [hMutateWX]
ldh a, [hMutateWX]
xor b
ld [hMutateWX], a
ldh [hMutateWX], a
bit 7, a
jr z, .skipZeroing
xor a ; zero a if it's negative
.skipZeroing
add 7
ld [rWX], a
ldh [rWX], a
ld c, 4
jp DelayFrames