ArrayFire_Numpy_Interop.ipynb

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   "source": [
    "import arrayfire as af\n",
    "import numpy as np"
   ]
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   "source": [
    "# create numpy array of different types\n",
    "nparr = np.ascontiguousarray([12.45645, 3.235, 76.123834, 54.2, 56, 81.99])\n",
    "np_double = nparr.astype(np.float64)\n",
    "np_float = nparr.astype(np.float32)\n",
    "np_uint_8 = nparr.astype(np.uint8)\n",
    "np_int_32 = nparr.astype(np.int32)\n",
    "np_uint_32 = nparr.astype(np.uint32)"
   ]
  },
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     "text": [
      "[ 12.45645    3.235     76.123834  54.2       56.        81.99    ]\n",
      "[ 12.45645046   3.2349999   76.1238327   54.20000076  56.          81.98999786]\n",
      "[12  3 76 54 56 81]\n",
      "[12  3 76 54 56 81]\n",
      "[12  3 76 54 56 81]\n"
     ]
    }
   ],
   "source": [
    "print(np_double)\n",
    "print(np_float)\n",
    "print(np_uint_8)\n",
    "print(np_int_32)\n",
    "print(np_uint_32)"
   ]
  },
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   "source": [
    "# convert numpy to arrayfire\n",
    "af_double = af.interop.np_to_af_array(np_double)\n",
    "af_float = af.interop.np_to_af_array(np_float)\n",
    "af_uint_8 = af.interop.np_to_af_array(np_uint_8)\n",
    "af_int_32 = af.interop.np_to_af_array(np_int_32)\n",
    "af_uint_32 = af.interop.np_to_af_array(np_uint_32)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
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   "outputs": [
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     "text": [
      "arrayfire.Array()\n",
      "Type: double\n",
      "[6 1 1 1]\n",
      "   12.4565 \n",
      "    3.2350 \n",
      "   76.1238 \n",
      "   54.2000 \n",
      "   56.0000 \n",
      "   81.9900 \n",
      "\n",
      "\n",
      "arrayfire.Array()\n",
      "Type: float\n",
      "[6 1 1 1]\n",
      "   12.4565 \n",
      "    3.2350 \n",
      "   76.1238 \n",
      "   54.2000 \n",
      "   56.0000 \n",
      "   81.9900 \n",
      "\n",
      "\n",
      "arrayfire.Array()\n",
      "Type: unsigned char\n",
      "[6 1 1 1]\n",
      "        12 \n",
      "         3 \n",
      "        76 \n",
      "        54 \n",
      "        56 \n",
      "        81 \n",
      "\n",
      "\n",
      "arrayfire.Array()\n",
      "Type: long int\n",
      "[6 1 1 1]\n",
      "12884901900 \n",
      "231928234060 \n",
      "347892351032 \n",
      "-7780735813443758960 \n",
      "8589934592 \n",
      "         3 \n",
      "\n",
      "\n",
      "arrayfire.Array()\n",
      "Type: unsigned long int\n",
      "[6 1 1 1]\n",
      "12884901900 \n",
      "231928234060 \n",
      "347892351032 \n",
      "10666011558800282774 \n",
      "4294967298 \n",
      "         2 \n",
      "\n",
      "\n"
     ]
    }
   ],
   "source": [
    "print(af_double)\n",
    "print(af_float)\n",
    "print(af_uint_8)\n",
    "print(af_int_32)\n",
    "print(af_uint_32)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "metadata": {
    "collapsed": false
   },
   "outputs": [],
   "source": [
    "# example operation\n",
    "af_double += 3\n",
    "af_float += 3\n",
    "af_uint_8 += 3\n",
    "af_int_32 += 3\n",
    "af_uint_32 += 3"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "metadata": {
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   "outputs": [
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     "name": "stdout",
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     "text": [
      "[ 15.45645    6.235     79.123834  57.2       59.        84.99    ]\n",
      "[ 15.45645046   6.23499966  79.1238327   57.20000076  59.          84.98999786]\n",
      "[15  0  6  0 79  0]\n",
      "[15  3 79 54 59 81]\n",
      "[15  3 79 54 59 81]\n"
     ]
    }
   ],
   "source": [
    "print(af_double.__array__())\n",
    "print(af_float.__array__())\n",
    "print(af_uint_8.__array__())\n",
    "print(af_int_32.__array__())\n",
    "print(af_uint_32.__array__())"
   ]
  }
 ],
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