Grace notes mess up the note after it - the grace note itself plays properly

• Apr 19, 2022 - 02:29

As you can see from the screenshot of the score, I have a grace note followed by a half note in 9/8 time. However, it always plays the sixteenth note correctly, but waits until half the duration of the dotted half note is over to play that note, as in the piano roll editor. Anyone know how to fix this? Thanks.

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Comments

Since that's not the slashed grace note I'm assuming you somehow (perhaps via a plugin?) "fixed" the playback to turn out as short as you want it to be.
As a consequence you'll now also need to update the "ontime" for the following note so it moves forward in time as well.

In reply to by Owlpar

To be clear: it is proper for non-slashed grace notes to take exactly half the note value. These are called appoggiaturas, and that's how they've been interpreted for centuries. If you want the fast version of a grace note, simply use the one with the slash - the acciaccatura. It's true some editors get lazy about the distinction and use appoggiaturas where they really mean acciaccaturas - it saves a tiny bit of effort and ink not to draw the slash, I guess! - but no reason you should do this when it's extra work.

In reply to by Marc Sabatella

Rather, "in some contexts it is proper for non-slashed grace notes to take exactly half the note value." it was only in the mid 18th century that "rules" for preforming grace notes were formulated based on the practice current at that time. These generally gave the rule that an appoggiatura takes half the duration of the following note except if the following note is dotted in which case it takes 2/3 of the value of the following note. See for example https://www.oxfordreference.com/view/10.1093/oi/authority.2011080309542… and https://en.wikisource.org/wiki/A_Dictionary_of_Music_and_Musicians/Appo…
These rules became less strictly followed in the 19th century. MuseScore follows the 18th century practice and uses half duration for appoggiaturas applied to undotted notes and2/3 duration for dotted notes.

In reply to by SteveBlower

Indeed, I did oversimplify to make my point, but the bottom line is still that there is a valid reason why the appoggiaturas in MuseScore play the way they are intended to be interpreted in much common practice period classical music. Thus, it truly is "proper", not some sort of error as some people assume. And the way to get to the short grace note is to simply use the acciaccatura symbol - not as a workaround for a bug, but simply because that's how many if not most professional editors actually do notate this.

Someday MuseScore may indeed provide an easy method to make the appoggiatura notation play as acciaccatura or vice versa. But for now, there's no need to fight the piano roll editor to get the acciaccatura-style playback - simply use that notation. It will provide the playback you want, and it will be clearer to musicians reading it (they won't need to wonder which interpretation you meant). There is nothing to be gained from not using the acciaccatura symbol if that is your intent.

In reply to by Jojo-Schmitz

I think the thing to take from this is that grace note performance is context-dependent.

It would probably be useful for users for whom playback performance is important if grace notes could be given one or more properties that the user could adjust to taste via the inspector - e.g. % of duration to take from the following notes (default 50% for undotted, 66% for dotted), % of duration to start before the following note (default 0%) .

Or perhaps there could be a more general "ornament editor" where the written out playback of grace notes, turns, trills, mordents etc could be specified. As I am more interested in notation to be used by real players than computer generated playback it is probably better for those who would find such facilities useful to develop the ideas further.

In reply to by Jojo-Schmitz

> @Jojo-Schmitz Strange though why there are appoggiaturas of different durations, quarter, 8th, 16th, 32nd, if they all play back the same.

The difference in duration is related to the duration of the next note.
In my school time: the half time of the next note was calculated and added up: like quarter if before half note, 16th if before eighth.
acc-z01.png
In other words, the aim was to provide purely visual support.

In reply to by Ziya Mete Demircan

You know, there's no reason MuseScore couldn't figure this out automatically when the appoggiatura gets added. We could have just one grace note of each type (acciaccatura, appoggiatura, "after") on the palette and its default notated duration could be calculated automatically, then you use the duration keys to alter it. Not saying we should do this, necessarily...

Use the one with slash.

The task of the other is to subtract the duration of the next note and add it to itself.
For historical reasons, notes that did not fit into harmony (passing, appoggiatura, delayed, escaped) were written in this way.

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