ReC98/th05/snd/delaymea.asm

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public SND_DELAY_UNTIL_MEASURE
snd_delay_until_measure proc far
@@frames_if_no_bgm = word ptr 6
@@measure = word ptr 8
push bp
mov bp, sp
push si
@@retry:
call _snd_bgm_measure
mov si, ax
or si, si
jge short @@reached?
push [bp+@@frames_if_no_bgm]
nopcall frame_delay
jmp short @@ret
@@reached?:
cmp si, [bp+@@measure]
jl short @@retry
@@ret:
pop si
pop bp
retf 4
snd_delay_until_measure endp
db 0