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  {
   "cell_type": "code",
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   "source": [
    "from k3d import K3D\n",
    "import numpy\n",
    "from math import sin, cos, pi\n",
    "\n",
    "view_matrix = (\n",
    "    10.0,  2.0, -20.0, 0.0,\n",
    "     0.0, 10.0,   0.0, 5.0,\n",
    "     0.0,  0.0,  10.0, 0.0,\n",
    "     0.0,  0.0,   0.0, 1.0\n",
    ")\n",
    "width = height = 100\n",
    "scalars_field = []\n",
    "\n",
    "for x in range(width):\n",
    "    for y in range(height):\n",
    "        scalars_field.append(round(0.25 * sin(float(x)/width * 2*pi) + 0.25 * cos(float(y)/height * 2*pi), 3))\n",
    "\n",
    "plot = K3D()\n",
    "plot += K3D.surface(scalars_field, width, height, view_matrix, color=0xFF0000)\n",
    "plot.display()"
   ]
  }
 ],
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