def close_loop_example():
# one more example, originally not a closed loop curve
F = Formex(pattern('11')).replic(2,1,1) + Formex(pattern('2')).replic(2,2,0)
M = F.toMesh()
draw(M,color='green')
drawNumbers(M,color=red)
drawNumbers(M.coords,color=blue)
print "Original elements:",M.elems
ret, sorted = connectivity.closedLoop(M.elems)
print "Sorted elements:",sorted
showInfo('Click to continue')
clear()
M = Mesh(M.coords,sorted)
drawNumbers(M)
return M.toFormex()
def close_loop_example():
# one more example, originally not a closed loop curve
F = Formex(pattern('11')).replic(2,1,1) + Formex(pattern('2')).replic(2,2,0)
nodes,elems = F.feModel()
FN = Formex(nodes)
drawNumbers(FN,color=blue)
F = Formex(nodes[elems])
draw(F,color='green')
drawNumbers(F,color=red)
print "Original elements:",elems
ret, sorted = connectivity.closedLoop(elems)
print "Sorted elements:",sorted
showInfo('Click to continue')
clear()
F = Formex(nodes[sorted])
drawNumbers(F)
return F
