\version "2.18.2"

DemiPed = \markup { \normal-text \with-dimensions #'(0 . 6) #'(0 . 1.8) \concat { "½ " \musicglyph #"pedal.Ped" \musicglyph #"pedal.." } }

EtoileDemiPed = \markup { \normal-text \with-dimensions #'(0 . 6) #'(0 . 1.8) \concat { \musicglyph #"pedal.*" "½ " \musicglyph #"pedal.Ped" \musicglyph #"pedal.." } }

Etoile = \markup { \musicglyph #"pedal.*" }

\relative c'
{
	c_\DemiPed d e f g a b c c_\EtoileDemiPed b a g f e d c_\Etoile
}