#@AUTEUR: Thomas Labarussias

startshape illusion

rule bandes
{
12*{x 1}SQUARE{b -1}
12*{x 1}SQUARE{b -1 y -2}
12*{x 1}SQUARE{b -1 y -4}
12*{x 1}SQUARE{b -1 y -6}
12*{x 1}SQUARE{b -1 y -8}
}

rule gris
{
3*{x 1}SQUARE{b 0.6 x 2 y -2 z 1}
3*{x 1}SQUARE{b 0.6 x 7 y -3 z 1}
}

rule illusion
{
bandes{}
3*{y -2}gris{}
}