#!/usr/bin/env python

import os, sys

from interface import Interface, Display, Controls

from parameters import PercentParameter, Parameter

from simulation import Simulation

# Return immediately if this is being imported in another module.

if __name__ == "__main__":

# Run in a different process.

if os.fork():

sys.exit()

# Instantiate the main interface object.

main = Interface()

# Create the other components of the interface...

display = Display(main)

controls = Controls(main)

simulation = Simulation(main)

# ...and add a set of slider controls to it.

electronMass= 9.10938188e-31 # Kg

c = 299792458

width= Parameter("Width of Slits", 1e-8, 1)

space= Parameter("Distance Between Slits", 1e-6, 1)

momentum = Parameter("Momentum of Particle", 0.01*c*electronMass, c*1000*electronMass, 9*c*electronMass)

distanceSource = Parameter("Distance from Source to Aperture", 1, 1000, 200)

distanceObs = Parameter("Distance from Aperture to Observation Screen", 1, 1000, 200)

controls.add(width, space, momentum, distanceSource, distanceObs)

# Hook up the interface components and begin the event loop.

main.setup(display, controls, simulation)

main.start()