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.module mplayer
.globl _mplayer_play_effect_p
.globl _mplayer_is_sound_effect_on
.globl mplayer_current_efx
.globl _PLY_AKM_PLAYSOUNDEFFECT
_mplayer_play_effect_p::
ld e, a
ld c, l
ld hl, #2
add hl, sp
ld b, (hl)
; e effect no
; bc: channel and volume
push bc
push de
ld a, c
call _mplayer_is_sound_effect_on
or a
pop de
pop bc
jr z, play_efx
ld a, (mplayer_current_efx)
; comment out following line if you don't want to
; replace current sound if is the same effect type
dec a
cp e
jp nc, play_exit
play_efx:
; all good, play the effect
ld a, e
ld (mplayer_current_efx), a
call _PLY_AKM_PLAYSOUNDEFFECT
play_exit:
pop hl
inc sp
jp (hl)
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