[lilypond.git] / NEWS

pl 75.jcn6
        - {lyric,meter,key}-performer
        - span-brace-*

pl 75.jcn5
        - doze compile

pl 75.jcn4
        - midi output, notes only

pl 75.jcn3
        - working midi output -- hacked

pl 75.jcn2
        - doze compile, mingw32 configure (still triggers gcc ico)

pl 75.jcn1
        - all of the above

pl 75
        - inbook.ly & book.tex example.
        - natural width: linewidth = -1.0\cm

pl 74pre.jcn2
        - mi2mu fixes after scott snyder <snyder@d0sgif.fnal.gov> [sss]
        - mi2mu update for mudela 0.0.61
        - conflily fixes

pl 74pre.jcn1
        - oversimplified midi output thru performer hierarchy
        - bf: Spanner::doprint

pl 72pre.jcn1
        - naming fixes; some iter*() explicitations
        - removed acceptor.hh
        - *performer*: second draft of midi (audio/...)

*******
july 9

pl 74pre
        - Input_engraver -> Input_translator
        - bf: span start/stop is now a "used" col.
        - Rest_column/Rest_collisions bugfixes
        - bf: crescendi.
        - Spanner do_print()

******
july 7
pl 73pre
        - some refs doco.
        - move Input_engraver into Paper_def
        - junk Interpreter
        - naming: Request_engraver -> Engraver, 
        - Music_iterator::next() -> process_and_next()
        - junk Voice_engravers
        - Span_bar, Span_bar_engraver
        - Vertical_align_engraver
        
*******
july 2
pl 72pre
        - \paper{} syntax: var = 1.0\pt;, with an Assoc array
        - sketch of MIDI Performer classes.
        - bf: memleak in parser
        - naming: Acceptor -> Translator
        - input: bf collisions.ly, scales.ly
        - bf: [r8 c8]
        - naming: Register -> Engraver
        - force \\ on identifiers
        - doco updates
        - musixtex T73 fonts

pl 70.mb
        - bf: find syntax in Variables.make
*****
july 1
pl 71pre
        - nested \melodic and \lyric constructs
        - init id's, Input_register aliases.
        - bf: notehead x-swap 
        - bf: auto-keys.
        - bf: first clef
        - junked \init_end; construct
        - Preparatory work for MIDI output:
                * Acceptor as baseclass for Register_group_register
                * Global_acceptor as interface of Register to Score
        - bf: empty voice
        - Lyrics: partially working
        - some doco updates (junks, mostly)


******
june 30


pl 70pre
        - bf: text Script
        - bf: Script::dir_i_ checks.
        - bf: script stacking
        - bf: Text_spanner::do_subst.
        - bf: Text_spanner::Text_spanner(Text_spanner&)
        - bf: script priority read from script.ini
        - bf: Script_def::do_equal_b
        - bf: script dims.
        - mudela: ; obligatory for \paper {}.
        - some cosmetic changes involving RTTI macros

*******
june 29
pl 69pre
        - bf: whole rest position, whole/half rest dots.
        - bf: scripts
        - reg termination
        - centered bars
        - bf: init of Tie::dir_i_ 
        - bf: Staff_side depends on staff_sym_
        - bf: Script::do_substitute_dependency() now implemented
        - more print info (also in output)
        - bf: Vertical_align_element
        - stemless beams now allowed (with warning)
        - bf: Rest_column::stem_l_ init
        - merge rests.ly with collisions.ly

pl 67.jcn3
        - rests under beam [c8 r c]

pl 67.jcn2
        - first attempt at rest collisions
        - rests.ly

pl 67.jcn1
        - beam stem length: beams.ly
        - bf: mingw configure
        - re: conflily

******
june 26
pl 68pre
        - doco: other-packages.pod, lots of lilyliterature.pod
        - last duration mode now is default.
        - some OpusTeX stuff.
        - bf Y2K in convert-mudela
        - Grand rewrite of Music/Register stuff:
          * separation of Y and X-elt-groups
          * Registers: info up: broadcasts, info down: get_xxx_info()
          * Registers: try_request works from bottom to top of tree.
          * Score_elem empty_b_ and transparent_b_ flag
          * Junk Staff_column, and find the requests while walking the
          Voices.
          * Score_register
          * Staff_group, Score_request_register.
          * align key/Meters/bar across staffs
          * junked Staff, Staff_column, Staff_walker, Complex_walker,
            Request_column Pulk_voice, Pulk_voices, Walker_registers,
            Voice_element, 
            Input_score, Input_staff, Input_music and a lot of
            parserjunk.
          * mudela: lots of structure changes : now much simpler
          * generation of pre/postbreak items now in Score_elem with deps.
        
        - bf: make_patch explanation
        - bf: make install TeX stuff
        - mudela: . mandatory for REALs


pl 67
        - damped beamslope after wanske

******
june 3
pl 67
        - sketch of Music classes
        - General_script_def as baseclass for Text_def and Script_def
        - bf: clean lib/out/liblily.a
        - bf: rests shorter than 1/4

pl 66.jcn3
        - bf: make uninstall
        - conflily
        - f: some pedaling
        - plet hack removed :-( [ c c c ]2/3 -> [2/3 c c c ]1/1

pl 66.jcn2
        - bf: bar, Hilfslinie
        - bf: configure for mingw32

pl 66.jcn1
        - WIN32 -> WINDOWS32, more win32->windows32
        - some GNU/Linux changes
        - cygnus b18 / mingw update
        - doze compile; bf: p-score.cc compares
        - reincluded toccata fixes
        - small stuff: vi tags, typos, bibl

******
may 27
pl 66
        - make_website --jpeg, --png and --gif
        - win32 -> windows32
        - bf: Score_elem::TeXstring assert fail
        - bf: headswap with stemdown
        - bf: broken tie
        - bf: broken slur
        - bf: accidental dims
        - bf: measure bar width
        

******
may 26

pl 65
        - bf pathfind /root/file
        - massive Score_elem rewrite:
          * group_element_i_ count
          * support for removing an individual Score_elem cleanly.
          * moved dep stuff into class Directed_graph_node
          * Score_elems can be copied and deleted freely.
          * junk PStaff
          * Spanner_elem_group
          * Line_of_{score,staff} now are Score_elems
          * clean dep handling upon deletion
          * delete unbroken spanners
          * added a break_processing round.
          * Super_elem
        - junk Complex_staff, 
        - clean {lily}?proto.hh
        - Element_group
        - Score_elem now as virtual base class everywhere
        - naming: Staff_elem -> Score_elem
        - bf: make in toplevel dir
        - bf: broken tie y-pos
        - bf: sharing 4th, 8th and 16th noteheads 
        - bf: overlapping chords. <\multivoice c d >

pl 64.wl
        - new stem direction code
        - bfs: wohltemperirt.ly (thanks, Werner)
        - bf: stem direction

pl 63.jcn2
        - doze compile

pl 63.jcn1
        - bf: mi2mu mudela commands
        - bf: mi2mu tracks
        - mi2mu quantify tuning
        - mi2mu TODO

*********
may 16
pl 64
        - exe's now built in out/
        - toplevel Makefile dep from make/Toplevel.make.in
        - make_website: add version footer
        - make_website: bf dist *.txt
        - bf: fix loose bars :  \meter 4/4; c1.  
        - Staff_elem -> Score_elem
        - bf <cis cis>
        - vbrace lookup
        - resync barcheck

*******

may 15
pl 63
        - bf: segfault during MIDI output  with mi2mu output.
        - kludge: parse error beyond eof
        - don't read ini if toplevel file not found
        - accumulate \kern in TeX output.
        - bf: try to prevent long lines; TeX breaks on them.
        - naming: Pointer->Link, IPointer->Pointer
        - bf: \plet didn't work (MB)
        - GMP manifesto.

pl 61.jcn4
        - mi2mu -p -s16 fugua2.midi getting better!
          plus factor 2 mi2mu speedup (fugue2.midi 5.50user)
        - bf: Duration_convert quantify threshold down
        - bf: (on quantify): tcols quantified; no silly voices

pl 61.jcn3
        - lily parsing speedup: backup rules for lexer.l
        - bf: mi2mu, using midi_voice list...

pl 61.jcn2
        - all in all mi2mu speedup of about factor 8 since pl61
         (fugue.midi 82.72user to 10.30user on a 586.133)
         what about lily?
        - binary search on track-columns
        - mi2mu IP*list to Array (implications?!) conversion
        - mi2mu parsing speedup: backup rules for midi-lexer.l
        - bf: zero denominator

**********
may 14 
pl 62
        - make clean bf: remove lex & yacc files too 
        - added kludge in case measure too long 
        - added kludge in case of unconnected columns.
        - kludged columns get error marker
        - kludged lines get error marker


pl 61.jcn1
        - smarter + faster duration-convert using Array
        - bf: mi2mu compilation/duration-conversions
        - lots faster mi2mu, hopefully does type 1 too...
pl 60.jcn1
        - mi2mu handles non-quantified rests, try mi2mu -b wtk-i/fugue2.midi


        
**********
pl 61
        - scales.ly bugfix: dimensions default to ((0,0), (0,0))
        - naming: PointerList->Pointer_list
        - tied notes don't get accidental
        - bf: crescendo size
        - fixes: make_patch,
        - bf: _"text" direction
        - mailing list into lilypond.pod

pl 60.mb
        - set_flower_debug: Warning if -d is used when NPRINT is defined.
        - Fixed several TeX details. vcenter renamed since it interfered
          with LaTeX. Position of accents changed.
        - New example; scripts.ly
        - table_sixteen: added scriptdefinition (Lilypond breaks if a
          script is defined without dimensions).
        - bf: ifndef typos in p-score.cc, choleski.cc
        - bf: Slur::do_post_processing(), whole notes caused SIGSEGV.

(ascension break :-)
*******
pl 57.jcn4
        - mi2mu handles rests (quantified only)
        - fixed configure buglet
        - "!date" Fri May  2 02:18:12 MET DST 1997

pl 60
        - Request_register::get_feature(), tie direction, Slur direction
        - lilypond output is now directly texable. 
        - make_website checks return status

*******
may 5
pl 59
        - Slur now into voicegroups, and take stems into account.
        - bf: rest size in table.
        - split Slur in baseclass Bow
        - Tie, Tie_req, Tie_register

******
may 2
pl 58.jcn1
        - bf: toccata-fuga-E.ly

pl 57.jcn4
        - mi2mu handles rests (quantified only)
        - fixed configure buglet
        - "!date" Fri May  2 02:18:12 MET DST 1997
 
pl 58
        - lexer cleanup
        - national chars in lyrics
        - \stem 2; bf
        - long comments: %{ %} 
        - *.ini mode bf
        - bf: partial may be everywhere
        - bf: meterchange not at start of measure
        - some doc updates
        - bf: stem too long if stem is down.

pl 57.jcn3
        - dank je schat, voor wtk-i
        - mi2mu tries to handle rests
        - "!date" Thu May  1 02:34:04 MET DST 1997
        - maak je het niet te laat schat?
          XXXX HWN

pl 57.jcn2
        - small toccata-fuga-E.ly fixes
        - \bar "||"; is now doublebar, "|." is finishbar
        - collision hshift fix, with on-line assistance
******
pl 57
        - lots of TODO doco
        - text alignment bugfix
        - bugfix Voice_group_regs::get_register_p() now is actually called too
        - bugfix init  of Text_item::pos_i_

pl 56.jcn1
        - toccata-fuga-in-E.ly, excerpts with real-life collisions
        - \{l,r}{b,f}{toe,heel} --- using cmsy fonts...
        - pedal.ly 

pl 55.jcn1
        - mi2mu man page
        - make doc fixlet
        - \[lr]heel \[lr]toe scripts (happy pedal studies, pa)
        - lyric with width
        - removal of some example files

pl 56.mb:
        - last duration fix
        - makefile fixes
        - space rest
        - swedish note name update

******
pl 56
        - Massive Rest/Stem/Collision/Note_column rewrite: resolve
notehead/rest ambiguities and bugs. eg, [c8 r8 c8] 

pl 54.jcn1
        - standchen.ly: repeats; lyricii to end
        - convert-mudela: help + usage
        - fixed midi key/meter-change (triggered by martien.ly) bug

******
April 23
pl 55
        - staff-side robustification
        - script-on-rest bug
        - doc update
        - transpose syntax
******
pl 54
        - bugfix Colhpos.cc::OK assert fail.
        - Inclusion of MusixTeX MF files, 
        - detection of MF dir
pl 53.hwn
        - stacked lyrics 
        - configure/make buglets.
******
pl 53
        - spurious accidental bug.
        - simultaneity check.
        - added AUTHORS.pod
        - convert-mudela auto from guess
        - include -> \include
        - change order of opening parse/init file 
        - Pulk_voice, Pulk_voices
        - Request_column
        - revised request-from-voice extraction. Now much faster

******
april 17
pl 52
        - Buildroot RPM
        - tex-prefix and tex-dir sep'd (here you are jan)
        - convert-mudela framework
        - Collision_register, Collision
        - \hshift 1; input
        - Features changed
pl 50.jcn1
        - LILYINCLUDE dir searched before DIR_DATADIR(?)
        - lily reads from stdin again (but does not now when to stop)
******
pl 51
        - transposition bugfix + doco
        - LilyPond -> GNU LilyPond
        - bugfixes for Staff_side and Note_column*
        - wohltemperirt: complete

******
april 11

pl 50
        - merge rest / notehead.
        - Staff_side as a base class for most "staff-side" symbols.
        - version check
        - Note_column_register, Note_column
        - multiple scripts

********
april 8
pl 49.jcn1
Bugfix
        - configure[.in], make/Configure_variables.make.in c++ (=doze fix)
        - "configure; make" ok for doze, win32 target may be removed now
        - win32/gcc 2.7.2 compile fixes -- why does this all compile 
            (without warnings, why can-t i even trigger warnings) under 
            linux/gcc-2.7.2.1?  it's quite a tedious job fixing this 
            shit _on doze_ all the time.
            * fixed #includes global-regs.cc, staff-info.cc, staff.cc
            * key.hh:Key() -> Octave_key()
            * added missing lily/include/input.hh: Input( Input const& )
        
pl 49
        - lsm template
        - clef in cadenza mode.
        - notename clear
        - \command bla; for \meter, \clef, \octave etc.
*******
pl 48
        - notenames init
        - Duration order -> grouping
        - broken key s
        - default octave

******
april 3
pl 47
        - dynamic flowerlib
        - Input mods: now use Source_file iso Sources
        - makefile lib deps restructured
        - make_website now produces in out/

pl 46
        - examples.pod
        - LILYINCLUDE env var.
        - push/popgroup
        - website updated
        - Swallow_register
        - Lyric_register.
        - Staff_sym_register
        - user settable register config
        - struct Input now used iso defined_ch_C_
        - Walker_registers and Staff_registers separated
        - dynamic-reg -> hairpins

pl 44.jcn2
        - doze configure/compile fixes
        - doze make refixed
        - faq
        - install mudela manpage too
        - RedHat spec lilypond.spec fixed
        - target: rpm (make RedHat packages)

******
Mar 26
pl 45
        - Removing unused Voice_regs & Voice_groups
        - -O2 bugfix

pl 44.jcn1
        - merged 42.3 42.jcn4 code trees (see stuff below)
        - moving towards Mudela 0.1 (again)
            * keyword "music" dropped for horizontal music
            * keywords "\lyric" "\melodic" introduced, e.g.:
                melody = \melodic { c c | g g }
            * removed level of indirection:
                - staff initialisable with music identifier list: 
                    \staff{ global melody }
                - \score and staffs alike
        - gnu standard(?) help texts
        - configure "creates" toplevel Makefile from make/Toplevel.make

Bugfix
        - fixed mi2mu
        - write meter to track0 too...
        - default octave
        - new Sources in My_midi_lexer: sourcefile_p_ = get_file_l(): oeps.
          (ain-t hungarian grand?)

Examples
        - updated for mudela 0.1

******
pl 44
        - naming: _c_l -> _C
        - pure parser, My_lily_parser
        - ''a iso ``a
        - Includable_lexer
        - junk Input_file
        - Duration in parser, Duration restructuring
        - grandiose lexer hax. Flex should be fixed, really.
        Lexer much faster now.
        - opps. mi2mu broken

******
pl 43
        - transposition.
        - $variable&@name 
        - warnings if incorrect mode
        - missing scsii measure
        - declaration used check.
        -

pl 42.jcn4
        - lily writes midi meter/key changes from requests
        - mi2mu: 
          + write mudela 0.1
          + write bar change requests
          + more tunable quantisation

Examples
        - half-new-menuetto.ly converted to mudela -almost- 0.1
        - new mi2mu of bach's wtk pre1/fugue1

pl 42.3 (jcn version)
        - oeps, branched source tree

pl 42.hwn3
        - const naming change (T const <-> const T)
        - Mudela 0.1 (roughly the same as below..)

pl 42.3
        - moving towards Mudela 0.1:
            * all keywords must be preceded by backslash '\'
            * explicit lexer switches '$' and '@' dropped
            * keyword "music" dropped for horizontal music
            * keywords "\lyric" " introduced, e.g.:
                melody = \melodic { c c | g g }
            * staff initialisable with music identifier: 
                \staff{ melody }
            * chords: < c e >
            * octavate ''c`` 
            * \meter{ 2/4 }
            * \octave{ ''`` }
         - configure sets CXX (to c++, commonly)
Internal
        - renamed lexer.hh, mylexer.cc My_flex_lexer to my.lily.lexer.*

pl 42.2
        - new lilyinput (Mudela 0.1) doc.
Examples
        - new-twinkle.ly (in Mudela 0.1, hopefully)

pl 42.1
        - further Makefile revamping.
        - moved flowerlib

*******
pl 42


pl 41.hwn3
        - struct Lexer_prefs
        - parser bug
        - make uninstall

pl 41.hwn2
        - make file rehack
        - spec update
        - make install
        - detect TeX directory

pl 41.hwn1
        - cygnus configure,
        - updated versioning 
        - install.pod
  
pl 41.jn1
Bugfix
        - doze compile
*******
pl 41
        - release
pl 40.3
        - all of the above
        - hw's configure.in
        - p-name.xx fixes

pl 40.hwn1
        - hairpin dynamics
        - notename now as identifier. Parser/lexer cleanup

pl 40.2
        - mi2mu --blonde-durations, --no-silly options.
        - mi2mu starts to look promising, see examples
Examples
        - pre1.midi.ly, fugue.midi.ly
Internal
        - Duration handles blonde midi-durations
        - More settings for Duration_convert
        - lily writes meter too (ugh, howto?)
Bugfix
        - mi2mu auto track number fix
        - mi2mu / lily Midi_tempo fixed/added

pl 40.1
Bugfix
        - lily midi output track 0 name
        - mi2mu tempo fixed
        - make out/make and out/make/Site.make in configure script!
        - mi2mu double newline fix


******
Mar 11
pl 40
        - release

pl 39-5
        - own versioning for mi2mu: 0.0.10
        - some file renaming mi2mu
pl 39-4
        - all of the above

pl 39-hwn2
        - last bar bugfix
Internal
        - simple dynamics
        - experimental RPM spec.
        - doco update.

pl 39-3
        - all of the above
        - m2m renamed to mi2mu
        - better line breaking in mi2mu
        - (somewhat broken) progress indicator for mi2mu 
        - mi2mu output === lily input (in names and durations,
          always assuming voices > 1 though)

Bugfix
        - midi: note on/off only once per pitch per track 
          (sending all note-on events introduces cool mi2mu feature)
        - make clean removes deps too
        - mi2mu notename/accidental/octave, and key fixed

Internal
        - auto create of out-dirs, config headers, using tag file .GENERATE

Examples
        - stanchen.ly debugged

pl 39-2
        - configure script help and in topdir again, duh.
        - auto configure upon virgin make
        - configured makefile stuff in make/out/


********
pl 39-1
        - doze target (for 16 bit dos xcompiler: gcc-go32)
Internal
        - make/User.make; C..FLAGS sorted out
Bugfix
        - make clean...

pl 39
        - new make structure, featuring:
            * top-level/sub-level build
            * auto custom-library dependencies/build
            * top-level/sub-level dist
            * minimal(? can even smaller) specific Makefiles
            * which makes for simple lib/exe module split (make/Template.make)
            * integrated flowerlib
            * all stuff into subbirs (make/Stuff.make)
            * all headers into <module>/include dirs (make/Include.make)
            * all output into <module>/out (executables into bin/)
            * more make features, like make config, make help
            * small lily lib
            * lilypond-x.x.x/.version for toplevel lily version
            * lilypond-x.x.x/<module>/.version for <module> version (eg: flower)
            * versioning using additional optional MY_PATCH_LEVEL 
                for easy make_patch

        - bin/cptogen

Internal
        - generic m2m header: m2m.hh

Bugfix
        - small fixes, make, dist, configure

pl 38-5
        - all of the below, e.g. new filenames and new makefile 
          structure patches merged
******
pl 38

Internal
        - great filename renaming operation with - convention.
        - printing methods for paper_def/lookup/symtab(s)
        - untied all registers from complexwalker. Now registers are
intrinsically hierarchical. All walker communication is done via a
"top level" register.

pl 37-3
        - m2m handles voices
        - instrument, track_name, copyright/left stuff for m2m/ly

Internal
        - Midi_voice

pl 37-1
        - text, key, tempo event in midi output/ly input

Internal
        - simple makefile structure, allows for multiple projects

******
pl 37


Documentation
        - language.pod as starting point for mudela devel.

        - Jan's patches:
Features
        - m2m patchy --no-triplet option;
          lilypond accepts m2m's real midi output (hand-add red tape)
        - m2m output only valid durations, resync option wip
        - m2m produces .ly output
Internal
        - simpler and better naming for Duration*
        - the great String renaming / index to base=0 change
        - Track_column, Lily_stream
        - Duration, Plet, Duration_convert taking load off duration calc.
Bugfix
        - m2m duration calc



******
pl 36
        - Jan's patches:
        - do MIDI rests cleanly.
        - lily/m2m: time and tempo fixed for metric timing
Internal
        - Midi_tempo
        - m2m parses more midi stuff (all of bach-wtc); timing??
        - m2m recognises some commandline options
Examples
        - fixed midi.ly

*******
Feb 25
pl 35
        - Register_group
Bugfix
        - alignment of breakable items.

*******
pl 34
        - better midi syntax.
        - --midi,-M option.
        - preliminary midi2mudela (/mudela2midi) converter: m2m (JCN)
Internal
        - m2m sources: midi-*; (JCN)
        - new Midi_walker, fixes several MIDI bugs.
        - junked Midi_staff, Staff_column children, Midi_walker
        - Midi_output

pl 33-1
        - m2m parses midi
Internal
        - Binary_source_file
        - Source_file::error_str simplified
*******
pl33
Examples
        - Swedish notenames (MB)

pl pre33-2

Bugfix
        - midi pitch
        
Features
        - Jan's patches, see below
Bugfix
        - some midi bugfixes.

pl pre33-1 (JCN)


        - midi output using pitches iso notename
Examples
        - added midi output (some midi output files broken?)
        - all melodic fixed (except for error.ly:-) 
        - midi.ly
Bugfix
        - midiwalker line break
        - empty/nonexistent include at top of ly
        - midi #tracks
        - midi pitch c0
        - midi poor man-s staff dynamics
Internal
        - Midi_column, Midi_staff, Midi_walker

pl pre33 (JCN)
        - Jan's patches, see below

Features
        - simple plet notation (JCN)
        - lyrics centred, but no fully suppored? (JCN)
Internal
        - Midi_stream 
        - Mididef
        - Midi_item, Midi_pitch, Midi_duration
        - Midi_chunk, Midi_header, Midi_track
        - preparations for midi output 
        - no exit upon context error (JCN)
        - converted some "warnings" to errors; no output (JCN)
Bugfix:
        - simple plet bugfix
Examples
        - updated standchen, menuetto (JCN)
        - new plet notation (JCN)
        - plet.ly (parse and spacing tests) (JCN)

*******
pl 32
Features
        - multiple meters, see rhythm.ly
        - skip syntax/Skip_req
        - score_wide_music: commands in staff now override commands in score.
Internal:
        - command carnage
        - Key_register
        - Bar_register
        - Meter_register
        - meters now kept in baseclass Staff_walker
        - Score_walker (to ease MIDI output)
Doc:
        - Hungarian doco added to CodingStyle

pl 32-1
        - music processing speedup
        - website added to doco
        - clef must *inside* music
        - fixed spurious "beam too narrow" messages.
Internal:
        - merge musical / non-musical staff_column
        - musical/ non-musical requests
        - Clef_register
        - split up request.hh, Musical_req vs. Nonmusical_req
*******
pl 31

Examples
        - Coriolan example (JN)
        - standchen updated
Bugfix
        - calcideal assertion bugfix
*******
Feb 12 13:55
pl 30

Features
        - better multivoice spacing
        - move rest in multivoice staff
        - errors in TeX output now warnings
        - progress indicator
        - music processing speedup.
Internal
        - make spanner for staffsym; scrap Line_pstaff
        - scrap simplestaff (Rhythmic_staff temporarily disabled)
        - docxx 3.0 format comments
        - split register source files
        - hardcoded dimensions compile time
        - Lookup::tex_hairpin
Bugfix
        - non G-clef clefs
        - script junking (2x)
        - empty files
        - beam::center (plet position!)
        
pl 29
        - multiplatform Makefile (JN)
        - context errors: bugfixes (JN)
*******
pl 28

Internal
        - idealspacing slightly better for multivoice.
Doc
        - Request_register
Bugfix
        - Script.cc : float exception (MB)
        - Request::Request(Request) copying of definition pointer (JN)
        - cleaned dependencies for broken spanners
        - stupid typo in Staff_elem::post_processing()
        - init of hpos in PCol::PCol
        - Word_wrap::solve() bug 
*******
pl 27
        - preliminary WIN32 support (JN)
Features
        - errors converted to warnings (JN)
        - context errors (JN)
        - As vs. as  notename.
        - WARNING: "melodic" stafftype will create the new Complex_staff!
Examples
        - Lohman's Viola Quartet (JN)
        - JS Bach Solo Cello suite II menuet (JN)


pl pre27

Features        
        - option --init
        - last_duration_mode: default_duration is last duration entered
        (\duration{\last})
        - syntax: grouping 2*4 3*8
        - preliminary multivoice support
Examples
        - JS Bach's WTK example added.

Internal:
        - Text_reg and Script_reg
*******
pl 26
        - Documentation/lelie_logo.png
        - 8-bit chars for input (see ltest.tex) (MB)
        - quotes around string now optional
Bugfixes:
        - unmatched ] (MB)
Internal:
        - print/name methods of Staff_elem
        - added Request_register
        - Voice_group_registers, Voice_registers, *_register
        - Complex_staff
*******
 Jan 27 '97 
pl 25
        - other clefs added, keys typeset properly (MB)

*******
pl 24:
        - Lyrics (JCN)
        - Commands in music-mode (an input feature) (there you are, Mats)

*******
pl 23:
        - TODO file inc'd
        - cadenza mode.
        - default extension, search path.
        - error.pod,faq.pod
        - Markers
        - configure script
        - inputfile name in output.
Internal changes:
        - scrapped VPATH
        - Make dependencies per .o
        - Split Input_* parsing steps to enable marking 
Bugfixes:
        - unconnected columns


*******
pl 22:
        - doco from mpp
        - repeat signs
        - | checks for bar in a voice (Barcheck_req)
Internal changes:
        - naming (Hungarian notation, svec vs. Array)
        - cleanup PScore, Score
        - removed Staff_commands, plugging commands into Staff_column directly
Bugfixes:
        - bug noteheadswap
        - huge memleak fixed; unearthed lots of bugs

*******
pl 21:
        - scripts
        - texts
        - nplets (triplets!)
Internal changes:
        - Move breaking stuff into a separate class Break_algorithm
        - dependencies for Staff_elem's

*******
Dec 23 
pl 20: 
        - updated doco to .pod
        - include files from .ly
Internal changes:
        - Rational for time measurement
        - directionalspanner/textspanner

*******
pl 19:
        - grouping code: LilyPond can set advanced multibeams.
Internal changes:
        - struct Moment

*******

pl 18:
        - robust Staff_commands

*******
pl 17:
        - robust Input_commands
        - merged Vertical_/Horizontal music
        - PARTIALs with duration
        - modularized lexer: multiple runs

*******
pl 16
        - notenames configurable

*******
pl 15
        - grouping code
        - multibeams (simple)

*******
pl 14
        - symtables from .ly
        - Input_command
        - Input_{score/staff}

*******
Dec  2 
pl 13
        - Horizontal/Vertical music
        - Input_commands