mirror of
https://github.com/tildearrow/furnace.git
synced 2024-11-06 04:45:05 +00:00
82 lines
1.7 KiB
Markdown
82 lines
1.7 KiB
Markdown
# ROM export technical details
|
|
|
|
## instrument data
|
|
|
|
TODO
|
|
|
|
## macro data
|
|
|
|
read length, loop and then release (1 byte).
|
|
if it is a 2-byte macro, read a dummy byte.
|
|
|
|
then read data.
|
|
|
|
## binary command stream
|
|
|
|
Furnace Command Stream, split version.
|
|
|
|
```
|
|
size | description
|
|
-----|------------------------------------
|
|
4 | "FCS\0" format magic
|
|
4 | channel count
|
|
4?? | pointers to channel data
|
|
1?? | preset delays
|
|
| - 16 values
|
|
1?? | speed dial commands
|
|
| - 16 values
|
|
??? | channel data
|
|
```
|
|
|
|
read command and values (if any).
|
|
the list of commands follows.
|
|
|
|
```
|
|
hex | description
|
|
----|------------------------------------
|
|
00 | note on: C-(-5)
|
|
01 | note on: C#(-5)
|
|
02 | note on: D-(-5)
|
|
.. | ...
|
|
b1 | note on: A-9
|
|
b2 | note on: A#9
|
|
b3 | note on: B-9
|
|
b4 | note on: null
|
|
----|------------------------------------
|
|
b5 | note off
|
|
b6 | note off env
|
|
b7 | env release
|
|
b8 | instrument // (ins, force)
|
|
be | panning // (left, right)
|
|
c0 | pre porta // (inporta, isportaorslide)
|
|
c2 | vibrato // (speed, depth)
|
|
c3 | vibrato range // (range)
|
|
c4 | vibrato shape // (shape)
|
|
c5 | pitch // (pitch)
|
|
c6 | arpeggio // (note1, note2)
|
|
c7 | volume // (vol)
|
|
c8 | vol slide // (amount, onetick)
|
|
c9 | porta // (target, speed)
|
|
ca | legato // (note)
|
|
----|------------------------------------
|
|
d0 | speed dial command 0
|
|
d1 | speed dial command 1
|
|
.. | ...
|
|
df | speed dial command 15
|
|
----|------------------------------------
|
|
e0 | preset delay 0
|
|
e1 | preset delay 1
|
|
.. | ...
|
|
ef | preset delay 15
|
|
----|------------------------------------
|
|
f7 | full command (command and data follows)
|
|
f8 | go to sub-block (offset follows)
|
|
f9 | return from sub-block
|
|
fa | jump (offset follows)
|
|
fb | set tick rate (4 bytes)
|
|
fc | wait (16-bit)
|
|
fd | wait (8-bit)
|
|
fe | wait one tick
|
|
ff | stop
|
|
```
|
|
|