#!/usr/bin/python

import delaunay
import subprocess

QFILE = '/tmp/forQhull.txt'

l = [[-1, 1], [-1, 0], [-1, 1], [0, -1], [0, 0], [0, 1], [1, -1], [1, 0], [1, 1]]

qdelauney_file = open(QFILE, 'w')

qdelauney_file.write("%d\n" % len(l[0]))
qdelauney_file.write("%d\n" % len(l))
for i in l:
  qdelauney_file.write("%0.3f %0.3f\n" % (i[0], i[1]))

dt = delaunay.Triangulation(l)
print  dt.indices

answer = [
           [4,1,3],
           [1,5,0],
           [5,1,4],
           [7,3,6],
           [7,4,3],
           [7,5,4],
           [5,7,8],
         ]

print  answer == dt.indices
print dt.indices

print "now run /usr/bin/qdelaunay Qt i < %s" % QFILE