\version "2.15.22"

 #(define mydrums-style '(
 (acousticsnare () #f 1)
 (electricsnare () #f -1)
 ))

 SnareOne = \drummode {
     \time 2/4
     \partial 8
     \override DrumStaff.Clef #'transparent = ##t
     \override DrumStaff.HorizontalBracket #'direction = #UP
     \override DrumStaff.HorizontalBracket #'padding = #2.0

	\stemDown
	\once \override TextScript #'extra-offset = #'(1.0 . -2.0) sna16.\startGroup^\markup { "u" } sne32 |
	\acciaccatura { \once \override Voice.Slur #'transparent = ##t \stemUp sne8 } \stemDown sna8. sna16:64 ^~ sna8 sne8 |
	sna4:32 ^~ sna8 sna8:32\stopGroup |

       } % fin de drummode


 \score {
    \new DrumStaff \with {
      \override StaffSymbol #'line-count = #1
      \override BarLine #'bar-extent = #'(-2.5 . 2.5)
    } <<
      %\set Staff.instrumentName = #"snare"
      \set DrumStaff.drumStyleTable = #(alist->hash-table mydrums-style)
	\new DrumVoice { \voiceOne \SnareOne }
    >>

  \layout {
    \context {
     \DrumStaff
      \consists "Horizontal_bracket_engraver"
    }

  }

  \midi {
   \context { 
    \Score
	tempoWholesPerMinute = #(ly:make-moment 120 4)
	    }
  } % fin de midi
 } % fin de score
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\version "2.15.22"

 Snare = \relative c' {
	\time 2/4
	\partial 8
	\override Staff.Clef #'transparent = ##t
	\override Staff.HorizontalBracket #'direction = #UP
	\override Staff.HorizontalBracket #'padding = #2.0

	\repeat volta 2 {
	c'16.\startGroup a32 |
	\acciaccatura { \once \override Voice.Slur #'transparent = ##t \stemUp a8 } c8. c16:64 ^~ c8 a8 |
	c4:32 ^~ c8 c8:32( |
	\stemDown a16.) a32\stopGroup 

	} % fin du repeat
 } % fin de relative


 \score {
    \new Staff \with {
      \override StaffSymbol #'line-count = #1
      \override BarLine #'bar-extent = #'(-2.5 . 2.5)
    } <<
      \set Staff.instrumentName = #"snare"
      \Snare
    >>

  \layout {
    \context {
     \Staff
      \consists "Horizontal_bracket_engraver"
    }

  }

  \midi {
   \context { 
    \Score
	tempoWholesPerMinute = #(ly:make-moment 120 4)
	    }
  } % fin de midi
 } % fin de score
%%%%%%%%%%%%%%%%%%%%%