input/lsr/clip-systems.ly

   1 %% Do not edit this file; it is auto-generated from input/new
   2 %% This file is in the public domain.
   3 \version "2.12.0"
   4 \header {
   5   lsrtags = "paper-and-layout"  % a new tag like "Mixing text and music" or
   6 % "Special output" might be more adequate -jm
   7   texidoc = "
   8 This code shows how to clip (extract) snippets from a full score.
   9
  10 This file needs to be run separately with @code{-dclip-systems}; the
  11 snippets page may not adequately show the results.
  12
  13 The result will be files named
  14 @file{@var{base}-from-@var{start}-to-@var{end}[-@var{count}].eps}.
  15
  16 @itemize
  17 @item
  18 If system starts and ends are included, they include extents of the
  19 System grob, e.g., instrument names.
  20
  21 @item
  22 Grace notes at the end point of the region are not included.
  23
  24 @item
  25 Regions can span multiple systems.  In this case, multiple EPS files
  26 are generated.
  27
  28 @end itemize
  29 "
  30   doctitle = "Clip systems"
  31 } % begin verbatim
  32
  33
  34 #(ly:set-option 'clip-systems)
  35 #(set! output-count 1)
  36
  37 origScore = \score {
  38   \relative c' {
  39     \set Staff.instrumentName = #"bla"
  40     c1
  41     d1
  42     \grace c16 e1
  43     \key d \major
  44     f1 \break
  45     \clef bass
  46     g,1
  47     fis1
  48   }
  49 }
  50
  51 \book {
  52   \score {
  53     \origScore
  54     \layout {
  55       % Each clip-region is a (START . END) pair
  56       % where both are rhythmic-locations.
  57
  58       % (make-rhythmic-locations BAR-NUMBER NUM DEN)
  59       % means NUM/DEN whole-notes into bar numbered BAR-NUMBER
  60
  61       clip-regions = #(list
  62       (cons
  63        (make-rhythmic-location 2 0 1)
  64        (make-rhythmic-location 4 0 1))
  65
  66       (cons
  67        (make-rhythmic-location 0 0 1)
  68        (make-rhythmic-location 4 0 1))
  69
  70       (cons
  71        (make-rhythmic-location 0 0 1)
  72        (make-rhythmic-location 6 0 1))
  73       )
  74     }
  75   }
  76 }
  77
  78 #(set! output-count 0)
  79 #(ly:set-option 'clip-systems #f)
  80
  81 \book {
  82   \score { \origScore }
  83   \markup { \bold \fontsize #6 clips }
  84   \score {
  85     \lyrics {
  86       \markup { from-2.0.1-to-4.0.1-clip.eps }
  87       \markup {
  88         \epsfile #X #30.0 #(format #f "~a-1-from-2.0.1-to-4.0.1-clip.eps"
  89                             (ly:parser-output-name parser)) }
  90     }
  91   }
  92 }