{
 "cells": [
  {
   "cell_type": "markdown",
   "id": "0",
   "metadata": {},
   "source": [
    "# Radarx"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "1",
   "metadata": {},
   "outputs": [],
   "source": [
    "import radarx as rx\n",
    "import xradar as xd\n",
    "import cmweather  # noqa\n",
    "import cartopy.crs as ccrs\n",
    "from datetime import datetime"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "2",
   "metadata": {},
   "outputs": [],
   "source": [
    "def filter_radar(ds):\n",
    "    ds = ds.where((ds.reflectivity >= 0) & (ds.reflectivity <= 70))\n",
    "    return ds"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "3",
   "metadata": {},
   "source": [
    "## Grid Setup"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "4",
   "metadata": {},
   "outputs": [],
   "source": [
    "x_lims = (-300e3, 250e3)\n",
    "y_lims = (-250e3, 300e3)\n",
    "z_lims = (0, 15e3)\n",
    "h_res = 2000\n",
    "v_res = 500"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "5",
   "metadata": {},
   "source": [
    "## Load data"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "6",
   "metadata": {},
   "outputs": [],
   "source": [
    "filename = \"KSGF20180612_083109_V06.nc\""
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "7",
   "metadata": {},
   "outputs": [],
   "source": [
    "dtree = xd.io.open_cfradial1_datatree(filename)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "8",
   "metadata": {},
   "outputs": [],
   "source": [
    "dtree = rx.utils.combine_nexrad_sweeps(dtree)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "9",
   "metadata": {},
   "outputs": [],
   "source": [
    "dtree = dtree.xradar.map_over_sweeps(filter_radar)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "10",
   "metadata": {},
   "outputs": [],
   "source": [
    "dtree = dtree.xradar.georeference()\n",
    "dtree.groups"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "11",
   "metadata": {},
   "outputs": [],
   "source": [
    "dtree[\"sweep_0\"][\"reflectivity\"].plot(\n",
    "    x=\"x\",\n",
    "    y=\"y\",\n",
    "    xlim=(-300e3, 200e3),\n",
    "    ylim=(-200e3, 300e3),\n",
    "    cmap=\"ChaseSpectral\",\n",
    "    levels=range(-10, 70),\n",
    ")"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "12",
   "metadata": {},
   "source": [
    "## Radarx"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "13",
   "metadata": {},
   "outputs": [],
   "source": [
    "tstart = datetime.now()\n",
    "ds_rx = dtree.radarx.to_grid(\n",
    "    data_vars=[\"reflectivity\"],\n",
    "    pseudo_cappi=False,\n",
    "    x_lim=x_lims,\n",
    "    y_lim=y_lims,\n",
    "    z_lim=z_lims,\n",
    "    x_step=h_res,\n",
    "    y_step=h_res,\n",
    "    z_step=v_res,\n",
    "    x_smth=0.2,\n",
    "    y_smth=0.2,\n",
    "    z_smth=0.6,\n",
    ")\n",
    "print(\"Radarx gridding took:\", datetime.now() - tstart)\n",
    "display(ds_rx)"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "14",
   "metadata": {},
   "source": [
    "## Plot"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "15",
   "metadata": {},
   "outputs": [],
   "source": [
    "ds_rx.radarx.plot_max_cappi(\n",
    "    data_var=\"reflectivity\",\n",
    "    vmin=-10,\n",
    "    vmax=70,\n",
    "    range_rings=True,\n",
    "    add_map=True,\n",
    "    projection=ccrs.PlateCarree(),\n",
    "    title=\"Radarx\",\n",
    ")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "16",
   "metadata": {},
   "outputs": [],
   "source": []
  }
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