X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=input%2Flsr%2Fletter-tablature-formatting.ly;h=0f7eac274074c7501ad1e5f9e6b51afd7b77331b;hb=cfc4cbf34569db6a6c8968694f86e36b206a9d05;hp=3fb01d3934945689d4bb8fe8f4cb101d458f4792;hpb=fec91b4e613b780ddc9ad9dc04b477296d60a6db;p=lilypond.git

diff --git a/input/lsr/letter-tablature-formatting.ly b/input/lsr/letter-tablature-formatting.ly
index 3fb01d3934..0f7eac2740 100644
--- a/input/lsr/letter-tablature-formatting.ly
+++ b/input/lsr/letter-tablature-formatting.ly
@@ -1,14 +1,43 @@
 %% Do not edit this file; it is auto-generated from input/new
 %% This file is in the public domain.
-\version "2.11.38"
+%% Note: this file works from version 2.12.0
+\version "2.13.1"
 
 \header {
-  lsrtags = "fretted-strings"
-  texidoc = "
-You can format a tablature with letters instead of numbers - so that
-0->a, 1->b, 2->c, etc. 
+  lsrtags = "staff-notation,fretted-strings"
 
-BROKEN IN 2.11, COMMENTED OUT."
+  texidoc = "Tablature can be formatted using letters instead of
+numbers."
   doctitle = "Letter tablature formatting"
 } % begin verbatim
-{ c'4 }
+
+
+#(define (letter-tablature-format str context event)
+  (let*
+      ((tuning (ly:context-property context 'stringTunings))
+       (pitch (ly:event-property event 'pitch)))
+    (make-whiteout-markup
+     (make-vcenter-markup
+      (string (integer->char
+         (+ (char->integer #\a)
+            (- (ly:pitch-semitones pitch)
+            (list-ref tuning (- str 1))))))))))
+
+music = \relative c {
+  c4 d e f
+  g4 a b c
+  d4 e f g
+}
+
+<<
+  \new Staff {
+    \clef "G_8"
+    \music
+  }
+  \new TabStaff \with { 
+    tablatureFormat = #letter-tablature-format
+  }
+  {
+    \music
+  }
+>>