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melody volume fix

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This commit is contained in:
mr.zero
2026-07-14 18:58:23 +02:00
parent 4a4048d32b
commit f6a7b6fd76
1 changed files with 9 additions and 4 deletions
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music.asm
+9 -4
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@@ -7,7 +7,8 @@
; ;
; The tune is track 0 ("room work") of the Impostor TIC-80 ; The tune is track 0 ("room work") of the Impostor TIC-80
; cart, converted from inc/meta/meta.assets.lua: ; cart, converted from inc/meta/meta.assets.lua:
; voice 1: bass line (sfx 59, soft sine -> SID triangle) ; voice 1: bass line (sfx 59 -> SID 50% pulse; the original
; is a soft sine, but pulse carries better here)
; voice 2: drums (sfx 61, TIC-80 noise -> SID noise, ; voice 2: drums (sfx 61, TIC-80 noise -> SID noise,
; C-1 = kick, C-4 = snare) ; C-1 = kick, C-4 = snare)
; Original timing: tempo 150, speed 5 = 12 rows/s at 60 Hz. ; Original timing: tempo 150, speed 5 = 12 rows/s at 60 Hz.
@@ -48,8 +49,8 @@ SID_FCTL = SID_BASE+23 ; filter resonance + voice routing
SID_VOL = SID_BASE+24 ; filter mode (hi nibble) + master volume (lo nibble) SID_VOL = SID_BASE+24 ; filter mode (hi nibble) + master volume (lo nibble)
; ---- waveform control values ---- ; ---- waveform control values ----
BASS_ON = $11 ; triangle + gate BASS_ON = $41 ; pulse + gate (much louder than triangle,
BASS_OFF = $10 BASS_OFF = $40 ; so the bass stands out from the drums)
DRUM_ON = $81 ; noise + gate DRUM_ON = $81 ; noise + gate
DRUM_OFF = $80 DRUM_OFF = $80
@@ -68,7 +69,11 @@ mi_clr:
sta SID_V1_AD sta SID_V1_AD
lda #$f4 lda #$f4
sta SID_V1_SR sta SID_V1_SR
lda #$05 ; drums: instant attack, ~170 ms decay lda #$08 ; bass pulse width: 50% square, the
sta SID_V1_PH ; fattest setting ($0800 of $0fff)
lda #$00
sta SID_V1_PL
lda #$04 ; drums: instant attack, ~110 ms decay
sta SID_V2_AD sta SID_V2_AD
lda #$00 lda #$00
sta SID_V2_SR sta SID_V2_SR