X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=input%2Flsr%2Fletter-tablature-formatting.ly;h=baf88fa35e4e8b977bc0d8b07fb7caf318911c6f;hb=b97565a9af1c13369ac7e7e9ea80c2638dbc0e51;hp=1004ca11d9fb4953f9be5198af07b12d0ce7c8dc;hpb=61982f69784ce0fe80c719b0bab53d78c24779ce;p=lilypond.git

diff --git a/input/lsr/letter-tablature-formatting.ly b/input/lsr/letter-tablature-formatting.ly
index 1004ca11d9..baf88fa35e 100644
--- a/input/lsr/letter-tablature-formatting.ly
+++ b/input/lsr/letter-tablature-formatting.ly
@@ -1,12 +1,42 @@
-%% Do not edit this file; it is auto-generated from LSR!
-%% Tags: guitar
-%%  Do not edit this file; it is auto-generated from LSR!
-\version "2.11.35"
-
-\header { texidoc = "
-You can format a tablature with letters instead of numbers - so that
-0->a, 1->b, 2->c, etc. 
-
-BROKEN IN 2.11, COMMENTED OUT.
-" }
-{ c'4 }
+%% Do not edit this file; it is auto-generated from LSR http://lsr.dsi.unimi.it
+%% This file is in the public domain.
+\version "2.13.1"
+
+\header {
+  lsrtags = "staff-notation, fretted-strings"
+
+  texidoc = "
+Tablature can be formatted using letters instead of numbers. 
+
+"
+  doctitle = "Letter tablature formatting"
+} % begin verbatim
+
+#(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
+  }
+>>