{
  "cells": [
    {
      "cell_type": "markdown",
      "metadata": {},
      "source": [
        "\n# Seeding from GeoJSON string\n"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
        "collapsed": false
      },
      "outputs": [],
      "source": [
        "from datetime import datetime, timedelta\nfrom opendrift.models.leeway import Leeway\nfrom opendrift.models.openoil import OpenOil"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {},
      "source": [
        "## Polygon\n\n"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
        "collapsed": false
      },
      "outputs": [],
      "source": [
        "o = OpenOil(loglevel=50)\nfor var in ['x_wind', 'y_wind', 'x_sea_water_velocity', 'y_sea_water_velocity']:\n    o.set_config('environment:constant:' + var, 0)\no.seed_from_geojson(\"\"\"{\n      \"type\": \"Feature\",\n      \"geometry\": {\n        \"type\": \"Polygon\",\n        \"coordinates\": [\n          [\n            [4.0, 60.0], [4.5, 60.0], [4.7, 60.1],\n            [4.2, 60.1], [4.0, 60.0]\n          ]\n        ]\n      },\n      \"properties\": {\n        \"time\": \"2020-11-06T12:30:00Z\",\n        \"number\": 1000,\n        \"oil_type\": \"DVALIN 2020\",\n        \"m3_per_hour\": 50\n      }\n    }\"\"\")\no.plot(fast=True)"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {},
      "source": [
        "## Point release at seafloor\n\n"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
        "collapsed": false
      },
      "outputs": [],
      "source": [
        "o = OpenOil(loglevel=50)\no.set_config('environment:constant:sea_floor_depth_below_sea_level', 200)\nfor var in ['x_wind', 'y_wind', 'x_sea_water_velocity', 'y_sea_water_velocity']:\n    o.set_config('environment:constant:' + var, 0)\no.seed_from_geojson(\"\"\"{\n      \"type\": \"Feature\",\n      \"geometry\": {\n        \"type\": \"Point\",\n        \"coordinates\": [ 4.0, 60.0 ]\n      },\n      \"properties\": {\n        \"time\": [\"2020-11-06T12:30:00Z\", \"2020-11-06T18:30:00Z\"],\n        \"number\": 3000,\n        \"z\": \"seafloor\"\n      }\n    }\"\"\")\n\no.run(duration=timedelta(hours=6), time_step=300)\no.animation_profile()"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {},
      "source": [
        "<img src=\"file://gallery/animations/example_seed_geojson_0.gif\">\n\n"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {},
      "source": [
        "## Cone \n from (position1, radius1, time1) to (position2, radius2, time2)\n\n"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
        "collapsed": false
      },
      "outputs": [],
      "source": [
        "o = Leeway(loglevel=50)\nfor var in ['x_wind', 'y_wind', 'x_sea_water_velocity', 'y_sea_water_velocity']:\n    o.set_config('environment:constant:' + var, 0)\no.seed_from_geojson(\"\"\"{\n      \"type\": \"Feature\",\n      \"geometry\": {\n        \"type\": \"LineString\",\n        \"coordinates\": [\n            [4.0, 60.0], [4.5, 60.1]\n        ]\n      },\n      \"properties\": {\n        \"time\": [\"2020-11-06T12:30:00Z\", \"2020-11-06T18:30:00Z\"],\n        \"radius\": [0, 2000],\n        \"number\": 3000\n      }\n    }\"\"\")\n\no.run(duration=timedelta(hours=6))\no.animation(fast=True)"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {},
      "source": [
        "<img src=\"file://gallery/animations/example_seed_geojson_1.gif\">\n\n"
      ]
    }
  ],
  "metadata": {
    "kernelspec": {
      "display_name": "Python 3",
      "language": "python",
      "name": "python3"
    },
    "language_info": {
      "codemirror_mode": {
        "name": "ipython",
        "version": 3
      },
      "file_extension": ".py",
      "mimetype": "text/x-python",
      "name": "python",
      "nbconvert_exporter": "python",
      "pygments_lexer": "ipython3",
      "version": "3.11.6"
    }
  },
  "nbformat": 4,
  "nbformat_minor": 0
}