Thanks Aaron, that makes things clear. A nice day!
JM > Le 17 oct. 2018 à 21:58, Aaron Hill <lilyp...@hillvisions.com> a écrit : > > On 2018-10-17 11:35 am, Jacques Menu wrote: >> Last questions : in a programming language a C or Python, what should >> one write as character strings to obtain the code for example Example >> 1.8.1-1, and what font or tool should one use to get it displayed as >> shown in the PDF doc? > > Braille can be easily represented as a 6-bit or 8-bit value, depending on > whether you need the fourth row. Unicode supports Braille and has allocated > code points 2800-28FF for this purpose. This follows the scheme where each > dot corresponds to a particular bit in the byte, where dot "1" (upper-left) > is the least significant, and dot "8" (lower-right) the most significant. > This means the basic three-row Braille are mapped to 2800-283F. > > Ideally, a font will support the Unicode standard so the code points will > render appropriately, but some fonts may have been created before the code > points were allocated. In these cases, there can be some variation in the > mapping scheme. Braille symbols may be mapped to numerals and digits in a > natural fashion rather than in the Unicode binary scheme. This may be easier > for end-users, but it presents a challenge for computers. You are best off > using a look-up table in that case. > > Most fonts that I have found online only show a visual indicator for the > raised dots. However, you can find a few fonts that include outlines as > well. But Braille should be easy enough to render manually without needing a > font. Just make sure to do the research on the correct sizing and spacing. > > -- Aaron Hill > > _______________________________________________ > lilypond-user mailing list > lilypond-user@gnu.org > https://lists.gnu.org/mailman/listinfo/lilypond-user _______________________________________________ lilypond-user mailing list lilypond-user@gnu.org https://lists.gnu.org/mailman/listinfo/lilypond-user
