#4048 Is Dynamic_performer’s understanding of (de)crescendo too limited?

[Anonymous]

Originally created by: *anonymous

Originally created by: pkx1...@gmail.com

On 02/08/14 18:36, Knute Snortum wrote:> Something that is seen a lot in 19th and 20th century music is a crescendo
> or decrescendo without going to a specific dynamic.  The performer is given
> the freedom to decide how much to change the dynamics.  This causes an
> error message: "programming error: Impossible or ambiguous (de)crescendo in
> MIDI."
>
> %%% BEGIN
> \version "2.19.10"
>
> \score {
>   \relative c' {
>     c1 \p | c4 \< d e f | g \> f e d | c1 \p
>   }
>   \layout {}
>   \midi {}
> }
> %%% END
>
> This error message should be a warning and give some line number to the
> offending code.

On 02/08/14 15:28, David Kastrup wrote:> Knute Snortum <ksnortum@gmail.com> writes:

...

>
> That's not an actual programming error in pretty much all cases but
> rather an input problem probably deserving a warning.  That alone should
> warrant fixing.
>

[Anonymous]

On 19/07/16 13:35, Dan Eble wrote:

This is unlikely to happen this week for a few reasons beyond my control.
Sorry to anyone who is inconvenienced.

Pushed to staging as the following commits. I've not been able to log in to Sourceforge to update the status of the ticket.

Author: Dan Eble nine.fierce.ballads@gmail.com
Date: Mon Jul 4 11:18:55 2016 -0400

Issue 4048 (5/5) Add midi regtests covering depart-return crescendo performa

commit 3f196c939480dbb2b82c4aeb5692c90c0677e67d
Author: Dan Eble nine.fierce.ballads@gmail.com
Date: Sat Jun 25 09:04:13 2016 -0400

Issue 4048 (4/5) Handle multiple (de)crescendi in depart/return groups

commit 5f1ba5207c742fcf6dcbd9121bb749c7d58f098b
Author: Dan Eble nine.fierce.ballads@gmail.com
Date: Mon Jul 4 11:13:33 2016 -0400

Issue 4048 (3/5) Add midi regtest decrescendo-single-contrary-target

commit 14f464d957b6a68710f0364fc7507b63eb0fcee6
Author: Dan Eble nine.fierce.ballads@gmail.com
Date: Wed Jun 15 18:40:01 2016 -0400

Issue 4048 (2/5) Dynamic_performer: represent dynamics as a piecewise
linear function rather than a collection of discrete points

commit 3c35dd1538ca2b3a3a446e60ae9dc6b06234d78b
Author: Dan Eble nine.fierce.ballads@gmail.com
Date: Sat Jul 2 11:12:46 2016 -0400

Issue 4048 (1/5) Add some midi regtests

Replace crescendo-abutting with variations crescendo-return-crescendo
and crescendo-return-unspecified-target.