diff options
Diffstat (limited to 'audio/engine.asm')
| -rw-r--r-- | audio/engine.asm | 34 |
1 files changed, 20 insertions, 14 deletions
diff --git a/audio/engine.asm b/audio/engine.asm index 2842288b2..7a907bccc 100644 --- a/audio/engine.asm +++ b/audio/engine.asm @@ -413,10 +413,9 @@ UpdateChannels: ; e8125 ; hl << 4 ; each wavepattern is $0f bytes long ; so seeking is done in $10s +rept 4 add hl, hl - add hl, hl - add hl, hl - add hl, hl +endr ld de, WaveSamples add hl, de ; load wavepattern into $ff30-$ff3f @@ -1292,8 +1291,9 @@ GetNoiseSample: ; e86c5 ld d, $00 ; load ptr to noise sample set in hl ld hl, Drumkits +rept 2 add hl, de - add hl, de +endr ld a, [hli] ld h, [hl] ld l, a @@ -1306,8 +1306,9 @@ GetNoiseSample: ; e86c5 ; use 'pitch' to seek noise sample set ld e, a ld d, $00 +rept 2 add hl, de - add hl, de +endr ; load sample pointer into NoiseSampleAddress ld a, [hli] ld [NoiseSampleAddressLo], a @@ -1328,8 +1329,9 @@ ParseMusicCommand: ; e870f ld d, $00 ; seek command pointer ld hl, MusicCommands +rept 2 add hl, de - add hl, de +endr ; jump to the new pointer ld a, [hli] ld h, [hl] @@ -1572,8 +1574,9 @@ MusicFB: ; e8817 inc hl ld d, [hl] ; skip pointer +rept 2 inc de - inc de +endr ; update address ld [hl], d dec hl @@ -1623,8 +1626,9 @@ MusicEE; e883e inc hl ld d, [hl] ; skip pointer +rept 2 inc de - inc de +endr ; update address ld [hl], d dec hl @@ -2378,9 +2382,9 @@ _PlayCryHeader:: ; e8b79 ; 3-byte pointers (bank, address) ld hl, Cries +rept 3 add hl, de - add hl, de - add hl, de +endr ld a, [hli] ld [MusicBank], a @@ -2595,9 +2599,9 @@ PlayStereoSFX:: ; e8ca6 ; get sfx ptr ld hl, SFX +rept 3 add hl, de - add hl, de - add hl, de +endr ; bank ld a, [hli] @@ -2692,8 +2696,9 @@ LoadChannel: ; e8d1b ld c, a ld b, $00 ld hl, ChannelPointers +rept 2 add hl, bc - add hl, bc +endr ld c, [hl] inc hl ld b, [hl] ; bc = channel pointer @@ -3157,8 +3162,9 @@ ClearChannels:: ; e8fe9 ; doesn't seem to be used, but functionally identical to SoundRestart ld hl, rNR50 xor a +rept 2 ld [hli], a - ld [hli], a +endr ld a, $80 ld [hli], a ld hl, rNR10 |