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actually thsi adds the interrupt update loop

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Shoofle 2025-03-30 10:53:51 -04:00
parent a68812698b
commit e44d7e492b
3 changed files with 16 additions and 5 deletions
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2
Async.inc
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@ -272,7 +272,7 @@ Async_EarlyReturn:
; unset next call ; unset next call
ld hl, rIE ld hl, rIE
res 1, [hl] ; disable vblank res 1, [hl] ; disable stat interrupt
ld hl, rIF ld hl, rIF
res 1, [hl] ; clear the interrupt res 1, [hl] ; clear the interrupt

17
main.asm
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@ -56,10 +56,15 @@ def VARIABLE_TILES_START equ 26
INCLUDE "hardware.inc" INCLUDE "hardware.inc"
SECTION "Interrupts", ROM0[$0] SECTION "Interrupts", ROM0[$0]
ds $48 - @, 0 ds INT_HANDLER_VBLANK - @, 0
reti
ds INT_HANDLER_STAT - @, 0
call INTERRUPT_LCD - 1 call INTERRUPT_LCD - 1
ret ret
SECTION "Header", ROM0[$100] SECTION "Header", ROM0[$100]
jp EntryPoint jp EntryPoint
@ -270,9 +275,14 @@ Loop:
call SoundUpdate call SoundUpdate
println "scene update is ", SCENE_UPDATE - 1 println "scene update is ", SCENE_UPDATE - 1
call SCENE_UPDATE - 1 ; hope this takes not too many scanlines! call SCENE_UPDATE - 1 ; hope this takes not too many scanlines!
ld b, 144
call AwaitLine
di
ld a, [rIE]
or a, IEF_VBLANK
ld [rIE], a
ei
halt
println "scene draw is ", SCENE_DRAW - 1 println "scene draw is ", SCENE_DRAW - 1
call SCENE_DRAW - 1 ; hope this takes fewer than 9 scanlines! call SCENE_DRAW - 1 ; hope this takes fewer than 9 scanlines!
@ -286,6 +296,7 @@ println "scene draw is ", SCENE_DRAW - 1
jp Loop jp Loop
SoundUpdate: SoundUpdate:
ret
ChangeScene: ; hl should be a pointer to, in sequence, setup update draw teardown ChangeScene: ; hl should be a pointer to, in sequence, setup update draw teardown
;call SCENE_TEARDOWN - 1 ;call SCENE_TEARDOWN - 1

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source.zip
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