convert ~/pencil-code/atefeh/radiation/unstratified/turb/256g_2e4/img/img_0021.png A0.pnm
convert ~/pencil-code/atefeh/radiation/unstratified/turb/256g_2e4/img/img_0070.png A1.pnm
convert ~/pencil-code/atefeh/radiation/unstratified/turb/256g_2e4/img/img_0140.png A2.pnm
convert ~/pencil-code/atefeh/radiation/unstratified/turb/256g_2e4/img/img_0210.png A3.pnm
convert ~/pencil-code/atefeh/radiation/unstratified/turb/256g_2e3_rep/img/img_0021.png B0.pnm
convert ~/pencil-code/atefeh/radiation/unstratified/turb/256g_2e3_rep/img/img_0070.png B1.pnm
convert ~/pencil-code/atefeh/radiation/unstratified/turb/256g_2e3_rep/img/img_0140.png B2.pnm
convert ~/pencil-code/atefeh/radiation/unstratified/turb/256g_2e3_rep/img/img_0210.png B3.pnm
convert ~/pencil-code/atefeh/radiation/unstratified/turb/256g_2e2/img/img_0021.png C0.pnm
convert ~/pencil-code/atefeh/radiation/unstratified/turb/256g_2e2/img/img_0070.png C1.pnm
convert ~/pencil-code/atefeh/radiation/unstratified/turb/256g_2e2/img/img_0140.png C2.pnm
convert ~/pencil-code/atefeh/radiation/unstratified/turb/256g_2e2/img/img_0210.png C3.pnm

pnmcat -tb A0.pnm A1.pnm A2.pnm A3.pnm > A.pnm
pnmcat -tb B0.pnm B1.pnm B2.pnm B3.pnm > B.pnm
pnmcat -tb C0.pnm C1.pnm C2.pnm C3.pnm > C.pnm
pnmcat -lr A.pnm B.pnm C.pnm > ABC.pnm
convert ABC.pnm ABC.jpg
jpeg2ps ABC.jpg > fig/ABC.ps

