{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Displaying VTK files using pythreejs"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Populating the interactive namespace from numpy and matplotlib\n"
     ]
    }
   ],
   "source": [
    "%pylab inline\n",
    "from IPython.display import display\n",
    "from pythreejs import *\n",
    "from mindboggle.mio.vtks import read_vtk"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "def displayVTK(vertices, faces):\n",
    "    geom = FaceGeometry(vertices=np.asarray(points).ravel().tolist(), face3=np.asarray(faces).ravel().tolist())\n",
    "    material=LambertMaterial(wireframe=False)\n",
    "    mesh = Mesh(geometry=geom, material=material,position=[0, 0, 0])\n",
    "\n",
    "    scene = Scene(children=[mesh, AmbientLight(color='#777777')])\n",
    "\n",
    "    c = PerspectiveCamera(position=[0, 5, 5], up=[0, 0, 1],\n",
    "                          children=[DirectionalLight(color='white', \n",
    "                                                     position=[3, 5, 1], \n",
    "                                                     intensity=0.5)])\n",
    "    renderer = Renderer(camera=c, \n",
    "                        scene=scene, \n",
    "                        controls=[OrbitControls(controlling=c)])\n",
    "    display(renderer)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "data": {
      "application/vnd.jupyter.widget-view+json": {
       "model_id": "b53e647711d2447ab9c3f2b90246ce62"
      }
     },
     "metadata": {},
     "output_type": "display_data"
    }
   ],
   "source": [
    "points, indices, lines, faces, scalars, scalar_names, npoints, _ = read_vtk(input_vtk=\"../../../../lh.pial.travel_depth.vtk\")\n",
    "displayVTK(points, faces)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": []
  }
 ],
 "metadata": {
  "kernelspec": {
   "display_name": "Python 3",
   "language": "python",
   "name": "python3"
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  "language_info": {
   "codemirror_mode": {
    "name": "ipython",
    "version": 3
   },
   "file_extension": ".py",
   "mimetype": "text/x-python",
   "name": "python",
   "nbconvert_exporter": "python",
   "pygments_lexer": "ipython3",
   "version": "3.5.2"
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 "nbformat": 4,
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}