[PD] mtof does cents (hooray!) suggestion to state that in the helpfile

[hans w. koch]

went ahead and did it. (didn´´t find a way to add a label for documentation though)
https://github.com/pure-data/pure-data/issues/1345



> Am 25.06.2021 um 22:11 schrieb Alexandre Torres Porres <porres at gmail.com>:
> 
> open an issue on github https://github.com/pure-data/pure-data/issues I'll do it
> 
> Em sex., 25 de jun. de 2021 às 16:30, hans w. koch <hansw.koch at gmail.com> escreveu:
> today to my amazement, i discovered, that the midi decimals in mtof equal cents :-)
> sorry, for stating the obvious. better late then never, at least for me…i literally hit my head when i recognized this.
> i´ve searched the archives for "mtof cents” and didn´t find a mention of this.
> 
> now that i´ve outed myself as a dummie, forward on with one suggestion:
> wouldn´t it be helpful for future slowfoxes like me, to mention that somehow in mtofs helpfile?
> at the moment it reads: You can specify microtonal pitches as in "69.5" (a quarter tone higher than 69).
> my suggestion would be to add: The decimals specify cents as in .01 = 1 cent.
> 
> further question:
> i am working in a recent pd vanilla double and was expecting to see more decimals
> e.g. 
> pd: 69.031 into mtof gives 440.789
> javascript: 440 + 3.1 cent gives: 440.78858311490677
> its not that i would claim to hear a difference between 440.789 and 440.7885 hz, but i could imagine cases, where working further these roundings accumulate.
> or maybe another case of limitation on the display-side of things?
> 
> best
> hans
> 
> 
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