# -*- coding: utf-8 -*-
"""
Created on Thu Mar 29 12:16:17 2018       
@author: That guy that turns  his pen all the fucking time. 

The purpose of this code is to make the spatial calibration for DaVis images. It consist in taking a doble-image, separate them in two and superimpose them.

It also calculates the magnification in the picture  [pixels]<->[mm]
"""


"We tried to do this as cleanly as possible so that some PhD student in the future won't get on a plane at 2:00am and come hunt us down with a crowbar."

import cv2
import numpy as np
import ReadIM 
from skimage import exposure
import glob
from pynverse import inversefunc
import scipy

function = tanh_fit(x_full, *popt)
cube = (lambda x: x**3)
invcube = inversefunc(cube, y_values = 3)