diff options
Diffstat (limited to 'macros/scripts/audio.asm')
| -rw-r--r-- | macros/scripts/audio.asm | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/macros/scripts/audio.asm b/macros/scripts/audio.asm index 2776c293..127f2d1e 100644 --- a/macros/scripts/audio.asm +++ b/macros/scripts/audio.asm @@ -1,8 +1,12 @@ channel_count: MACRO + assert 0 < (\1) && (\1) <= NUM_MUSIC_CHANS, \ + "channel_count must be 1-{d:NUM_MUSIC_CHANS}" _num_channels = \1 - 1 ENDM channel: MACRO + assert 0 < (\1) && (\1) <= NUM_CHANNELS, \ + "channel id must be 1-{d:NUM_CHANNELS}" dn (_num_channels << 2), \1 - 1 ; channel id dw \2 ; address _num_channels = 0 @@ -46,6 +50,7 @@ FIRST_MUSIC_CMD EQU const_value const octave_cmd ; $d0 octave: MACRO + assert 0 < (\1) && (\1) < 8, "octave must be 1-8" db octave_cmd | 8 - (\1) ; octave ENDM |