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Hi,
Many thanks to all for the answers (Peter, Blair, Rich, Howard), and since
several overlapped I'll try to cover them all (so far) with this:
1. I believe I have found a good workaround to the problem, which is the
following:
a) enter a new note onto the score where Logic didn't show one.
b) change the note's velocity to '1'.
c) put a slur on the score from the previous note.
What this does is exactly what I need: the new note isn't audible, and the
existing recording sounds just like it did before. But a musician reading
the score now has the correct note information.
2. I don't agree that it would be difficult for Logic to do this
automatically. Since the pitch bend has exact data, every time a chromatic
note is passed by the bend, Logic would add a score note and tie/slur at
that point. It could be an option in a dialog box for the score:
"Notate pitch bend notes chromatically".
(And yes, pitch bend is a relative scale, but as the manufacturers of my
hardware warn, the bend range has to be set the same on the hardware and the
synth, or else you get incorrect results anyway. So Logic already knows
exactly how this scale refers to musical notation, when they're both set the
same; it just needs a trip switch so that when the pitch passes the
threshold of the next chromatic note, it enters it into the score.)
3. I tried using the 'audio to score' function, out of curiosity, but it's
worse. It doesn't understand bending pitches at all, as far as I can see.
Thanks,
steven rowat
steven_rowat@... wrote:
> 1. I believe I have found a good workaround to the problem, which is
the following:
> a) enter a new note onto the score where Logic didn't show one.
> b) change the note's velocity to '1'.
> c) put a slur on the score from the previous note.
Good idea! And with "No Overlap" ticked you wouldn't have to
change the
length of the original note. And if the notes with 'velocity = 1' still
turn out to be a problem, you could use a transformer in the environment
to filter 'em out.
> What this does is exactly what I need: the new note isn't audible,
That can depend on the velocity sensitivity of the receiving instrument,
hence my suggestion.
> 2. I don't agree that it would be difficult for Logic to do this
automatically.
Perhaps not, but what does seem to be difficult is getting Apple to put
much effort into improving Logic's score features. They're quite
possibly flat out trying to keep up with other apps in audio features,
but, as has been stated many times, a few improvements in Logic's score
window would turn it into a killer program for scoring.
Cheers, Bill
On 05.04.2005, at 19:14, steven_rowat@... wrote:
> b) change the note's velocity to '1'.
As Bill said, that is not bullet-proof. Many instruments play with
velocity 1.
> 2. I don't agree that it would be difficult for Logic to do this
> automatically. Since the pitch bend has exact data, every time a
> chromatic note is passed by the bend, Logic would add a score note and
> tie/slur at that point. It could be an option in a dialog box for the
> score: "Notate pitch bend notes chromatically".
Ok, let me take another approach:
You play an A (440 Hz) and bend it up. Now you get a continuous stream
of tones. If you want to describe that you have to take an appropriate
measurement system. If you take Hz, you'll get 441, 442, 443 and so on.
If you take any musical scale system (and chromatic notes are a scale
system), you cannot measure on a regular basis but you have to check
wether the frequency reaches a valid note of your system.
1 - There are no "valid notes" in the universe.
2 - You would need a tolerance window of a certain width. Wide enough
for a technical system to detect a new note and so narrow that the
human ear does not detect a tonal change (we have pretty good ears for
that!)
3 - If you use standard tuning based on 440 Hz you would need a
notation system to write a note with 441 Hz. And what about 441.3967
Hz? You could just notate the frequency, because the decimal system is
working (so la la) and I assume you do not play frequencys with a
periodic value. That would bring us to a philosophical discussion :-)
We do not play notes. We play tones and just constructed a system which
allows us to describe more or less exactly what we hear. Pitch bend is
outside of this system.
You are dealing with music, with physiological phenomena. Our chromatic
scale is very coarse compared to what we are able to hear. It is too
coarse for you, therefore you use pitch bend or a slide bar. And
therefore you invented your "Analude", a very interesting
instrument
btw. But you can hardly break out from a system and then go back and
notate your music in a scripture of the same system.
> (And yes, pitch bend is a relative scale,
Pitch bend is no scale at all. It just says "higher" or
"lower",
without saying how much. An analogue comparison: if you bend a guitar
string 1 cm, you do not get the same tonal difference on all strings -
the individual result depends on the construction and the current state
of the string (material, thickness, tension, already bended, etc).
We have continuous bending possibilities like our fingers, slide bars,
bending the guitars neck, playing trombone or singing saw, our voice,
rolling a piano across the room to enjoy the Doppler effect...
And we can bend in steps and with different resolution: drop-D lever of
a guitar (2 steps), MIDI coarse pitch bend (127 steps), MIDI fine pitch
bend (16,384 steps) or the resolution of digital instruments, which
might be made more coarse than necessary i.e. by the "Tune" fader
of
the instruments GUI.
> but as the manufacturers of my hardware warn, the bend range has to be
> set the same on the hardware and the synth, or else you get incorrect
> results anyway.
Many devices do not have an adjustable pitch bend range. You you depend
on your audio instrument to stay within the range you want.
> So Logic already knows exactly how this scale refers to musical
> notation, when they're both set the same; it just needs a trip switch
> so that when the pitch passes the threshold of the next chromatic
> note, it enters it into the score.)
I think I get your idea. Yes, the Logic MIDI system and plugins could
exchange information about pitch and the currently used scale. But that
won't help with notation: the most you'll get out are 11 notes for 1
octave. That is just a glissando and you can also press your slide bar
against the guitar's frets to get the same sound.
> 3. I tried using the 'audio to score' function, out of curiosity, but
> it's worse. It doesn't understand bending pitches at all, as far as I
> can see.
That is also a matter of the measuring system. Logic tries to detect
new notes, I guess it sees an attack in a certain frequency and says
"this is a note". No attack -> no notes.
Peter Ostry
On 06.04.2005, at 01:19, Bill Canty wrote:
> And if the notes with 'velocity = 1' still
> turn out to be a problem, you could use a transformer in the
> environment
> to filter 'em out.
Nice idea!
Processing the playback would generally allow sort of "MIDI
ducking",
at least with quantized notes :)
Peter Ostry
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