d1.gif:
=======
declare -x dir="q"
declare -x ignoreeof="0"
declare -x pic="0"
declare -x pre_smooth="0"
declare -x px="znx"
declare -x range="5"
declare -x smooth_flt="b4.flx"
st49 6 1 qcxa pictures/256/pent_l.rdh pictures/256/pent_r.rdh tr dx
qsync l0.4 dx.0 dx.1 dx.2 dx.3 dx.4 dx.5 dt
qsel 1 dt dc
qnorm dc dk -5 4

d2.gif:
=======
declare -x delta="l0.5"
declare -x dir="c"
declare -x pic="0"
declare -x pre_smooth="0"
declare -x px="znx"
declare -x range="8"
declare -x smooth_flt="b4.flx"
st49 6 1 qst4 pictures/256/ren_l.rdh pictures/256/ren_r.rdh tr dx
qsync l0.3 dx.0 dx.1 dx.2 dx.3  dt
qsel 1 dt dc 
qnorm dc dk -5.5 6.5


d3.gif:
=======
declare -x delta="l0.5"
declare -x dir="c"
declare -x pic="0"
declare -x pre_smooth="0"
declare -x px="znx"
declare -x range="13"
declare -x smooth_flt="b4.flx"
st49 8 1 qst4 pictures/256/fruit_l.rdh pictures/256/fruit_r.rdh tr
qsplit tr tx
qnorm tx.000 dk -15 12