#!/usr/bin/env python

import sys
from grid.DDD import random_grid
from baker import get_phis_3D, run_baker_3D
from baker.tools import smblog
from baker.tools import exact_func_3D, smberror, improved_answer
from grid.simplex import contains

try:
  total_points = int(sys.argv[1])
except:
  total_points = 20


smblog.info(total_points)
g = random_grid(total_points)

open('/tmp/for_qhull.txt', 'w').write(g.for_qhull())

X = [0.5, 0.3, 0.4]

R, S =  g.get_simplex_and_nearest_points(X, extra_points = 6, simplex_size=4)
smblog.info("Containing Simplex: %s" % contains(X, R.points))

exact = exact_func_3D(X)
smblog.info("exact solution: %0.6f" % exact)

phis = get_phis_3D(X, R.points)
smblog.info("phi values (should all be positive): %s %s" % (phis, sum(phis)))
if [i for i in phis if i < 0.0]:
  smblog.error("problems")

try:
  r = run_baker_3D(X, R, S)
  smblog.info("run_baker manual: %s" % improved_answer(r, exact))
except smberror as e:
  smblog.error(e)


try:
  answer =  g.run_baker(X)
  smblog.info("run_baker from grid: %s" % improved_answer(answer, exact))
except smberror as e:
  smblog.error(e)