示例#1
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def test_refloat_elements():
    tfm = TideflatMap(get_gnomemap(), get_simple_tideflat())

    # Fake spill_container
    sc = {
        'next_positions':
        np.array((
            (12, 11, 0),  # in water
            (13.5, 13.5, 0),  # on_land (if the map did that)
            (12.5, 12.5, 0),  # still on tideflat
            (11.5, 12.5, 0),  # no longer on tideflat
            (12.5, 13.5, 0),  # in water
        )),
        'status_codes':
        np.array((
            oil_status.in_water,
            oil_status.on_land,
            oil_status.on_tideflat,
            oil_status.on_tideflat,
            oil_status.in_water,
        ))
    }

    tfm.refloat_elements(sc, gs.minutes(10), datetime(2018, 1, 1, 12, 30))
    assert np.all(sc['status_codes'] == np.array((
        oil_status.in_water,
        oil_status.on_land,
        oil_status.on_tideflat,
        oil_status.in_water,
        oil_status.in_water,
    )))
示例#2
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def test_refloat_elements():
    tfm = TideflatMap(get_gnomemap(), get_simple_tideflat())

    # Fake spill_container
    sc = {'next_positions': np.array(((12, 11, 0),  # in water
                                      (13.5, 13.5, 0),  # on_land (if the map did that)
                                      (12.5, 12.5, 0),  # still on tideflat
                                      (11.5, 12.5, 0),  # no longer on tideflat
                                      (12.5, 13.5, 0),  # in water
                                      )),
          'status_codes': np.array((oil_status.in_water,
                                    oil_status.on_land,
                                    oil_status.on_tideflat,
                                    oil_status.on_tideflat,
                                    oil_status.in_water,
                                    ))}

    tfm.refloat_elements(sc, gs.minutes(10), datetime(2018, 1, 1, 12, 30))
    assert np.all(sc['status_codes'] == np.array((oil_status.in_water,
                                                  oil_status.on_land,
                                                  oil_status.on_tideflat,
                                                  oil_status.in_water,
                                                  oil_status.in_water,
                                                  ))
                  )
示例#3
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def test_tideflat_map_with_both():
    tfm = TideflatMap(get_gnomemap(), get_simple_tideflat())

    # a few things to make sure they work:
    assert tfm.on_map((11, 11, 0))
    assert not tfm.on_map((16, 16, 0))

    assert tfm.in_water((11, 11, 0))
    assert tfm.allowable_spill_position((13, 13, 0))
示例#4
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def test_tideflat_map_with_both():
    tfm = TideflatMap(get_gnomemap(), get_simple_tideflat())

    # a few things to make sure they work:
    assert tfm.on_map((11, 11, 0))
    assert not tfm.on_map((16, 16, 0))

    assert tfm.in_water((11, 11, 0))
    assert tfm.allowable_spill_position((13, 13, 0))
示例#5
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def test_with_gnome_map():
    """
    simplest possible -- the all water map
    """
    # this should now work like a regular map
    tfm = TideflatMap(get_gnomemap(), None)

    # a few things to make sure they work:
    assert tfm.on_map((11, 11, 0))
    assert not tfm.on_map((16, 16, 0))

    assert tfm.in_water((11, 11, 0))

    assert tfm.allowable_spill_position((13, 13, 0))

    assert not tfm.allowable_spill_position((10.5, 10.5, 0))
示例#6
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def test_with_gnome_map():
    """
    simplest possible -- the all water map
    """
    # this should now work like a regular map
    tfm = TideflatMap(get_gnomemap(), None)

    # a few things to make sure they work:
    assert tfm.on_map((11, 11, 0))
    assert not tfm.on_map((16, 16, 0))

    assert tfm.in_water((11, 11, 0))

    assert tfm.allowable_spill_position((13, 13, 0))

    assert not tfm.allowable_spill_position((10.5, 10.5, 0))
示例#7
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def test_model_run_with_tideflat(simple_model):
    """
    Add a tideflat with the simple tideflat object

    no tests here, but you can look at the output
    """
    model = simple_model

    # make a simple tideflat model
    bounds = (
        (5.623211, 53.309485),
        (5.784850, 53.348716),
        (5.761970, 53.368978),
        (5.722114, 53.376904),
        (5.667496, 53.367657),
        (5.620259, 53.354003),
        (5.609926, 53.328444),
    )

    dry_start = model.start_time + gs.hours(4)
    dry_end = model.start_time + gs.hours(8)

    tf = SimpleTideflat(bounds, dry_start, dry_end)

    # get the map from the model and wrap it in a TideflatMap
    tfm = TideflatMap(model.map, tf)

    model.map = tfm

    # to make it run faster
    model.time_step = gs.hours(2)
    for step in model:
        print "step_num", step['step_num']

    status = model.get_spill_property('status_codes')

    assert np.all(status == oil_status.on_land)
示例#8
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def main(RootDir, Data_Dir, StartSite, RunSite, NumStarts, RunStarts,
         ReleaseLength, TrajectoryRunLength, StartTimeFiles, TrajectoriesPath,
         NumLEs, MapFileName, refloat, current_files, wind_files,
         diffusion_coef, model_timestep, windage_range, windage_persist,
         OutputTimestep):

    timingRecord = open(os.path.join(RootDir, "timing.txt"), "w")
    count = len(StartTimeFiles) * len(RunStarts)
    timingRecord.write("This file tracks the time to process " + str(count) +
                       " gnome runs")

    # model timing
    release_duration = timedelta(hours=ReleaseLength)
    run_time = timedelta(hours=TrajectoryRunLength)

    # initiate model
    model = Model(duration=run_time, time_step=model_timestep, uncertain=False)

    # determine boundary for model
    print "Adding the map:", MapFileName
    mapfile = get_datafile(os.path.join(Data_Dir, MapFileName))
    # model.map = MapFromBNA(mapfile, refloat_halflife=refloat) no, model map needs to inclde mudflats. later

    # loop through seasons
    for Season in StartTimeFiles:
        timer1 = datetime.now()

        SeasonName = Season[1]
        start_times = open(Season[0], 'r').readlines()[:NumStarts]
        SeasonTrajDir = os.path.join(RootDir, TrajectoriesPath, SeasonName)
        if not os.path.isdir(SeasonTrajDir):
            print "Creating directory: ", SeasonTrajDir
            make_dir(SeasonTrajDir)
        print "  Season:", SeasonName

        # get and parse start times in this season
        start_dt = []
        for start_time in start_times:
            start_time = [int(i) for i in start_time.split(',')]
            start_time = datetime(start_time[0], start_time[1], start_time[2],
                                  start_time[3], start_time[4])
            start_dt.append(start_time)

        ## loop through start times
        for time_idx in RunStarts:
            timer2 = datetime.now()

            gc.collect()
            model.movers.clear()

            ## set the start location
            start_time = start_dt[time_idx]
            end_time = start_time + run_time
            model.start_time = start_time
            print "  ", start_time, "to", end_time

            ## get a list of the only data files needed for the start time (less data used)
            ## note: requires data files in year increments
            #Todo: needs fixing before real run
            years = range(start_time.year, end_time.year + 1)
            years = [str(i) for i in years]
            wind = [s for s in wind_files if any(xs in s for xs in years)]
            current = [
                s for s in current_files if any(xs in s for xs in years)
            ]

            #Todo: add mudflats. Does it work like this?
            topology = {'node_lon': 'x', 'node_lat': 'y'}

            ## add wind movers
            w_mover = PyWindMover(filename=wind)
            model.movers += w_mover

            ## add current movers
            current_mover = gs.GridCurrent.from_netCDF(current,
                                                       grid_topology=topology)
            c_mover = PyCurrentMover(current=current_mover)
            model.movers += c_mover

            tideflat = Matroos_Mudflats(current, grid_topology=topology)
            land_map = gs.MapFromBNA(mapfile)
            model.map = TideflatMap(land_map, tideflat)

            ## add diffusion
            model.movers += RandomMover(diffusion_coef=diffusion_coef)

            ## loop through start locations
            timer3 = datetime.now()

            #Todo: can it deal with the test.location.txt file??
            start_position = [float(i) for i in StartSite.split(',')]

            OutDir = os.path.join(RootDir, TrajectoriesPath, SeasonName,
                                  'pos_%03i' % (RunSite + 1))
            make_dir(OutDir)

            print "    ", RunSite, time_idx
            print "    Running: start time:", start_time,
            print "at start location:", start_position

            ## set the spill to the location
            spill = surface_point_line_spill(
                num_elements=NumLEs,
                start_position=(start_position[0], start_position[1], 0.0),
                release_time=start_time,
                end_release_time=start_time + release_duration,
                windage_range=windage_range,
                windage_persist=windage_persist)

            # print "adding netcdf output"
            netcdf_output_file = os.path.join(
                OutDir,
                'pos_%03i-t%03i_%08i.nc' %
                (RunSite + 1, time_idx, int(start_time.strftime('%y%m%d%H'))),
            )
            model.outputters.clear()
            model.outputters += NetCDFOutput(
                netcdf_output_file,
                output_timestep=timedelta(hours=OutputTimestep))

            model.spills.clear()
            model.spills += spill

            model.full_run(rewind=True)

            timer4 = datetime.now()
            diff = round((timer4 - timer3).total_seconds() / 60, 2)
            timingRecord.write("\t\t" + str(RunSite) + " took " + str(diff) +
                               " minutes to complete")
        diff = round((timer4 - timer1).total_seconds() / 3600, 2)
        count = len(RunStarts)
        timingRecord.write("\t" + str(SeasonName) + " took " + str(diff) +
                           " hours to finish " + str(count) + " Gnome runs")
    #OutDir.close
    timingRecord.close
current = gs.GridCurrent.from_netCDF(os.path.join(data_dir, currentfile),
                                     grid_topology=topology)
angle = TimeseriesData.constant(name='angle', data=17.0, units='degrees')

current.angle = angle
current_mover = PyCurrentMover(current=current)

print 'Adding  map'

tideflat = Matroos_Mudflats(os.path.join(data_dir, currentfile),
                            grid_topology=topology)

mapfile = 'Waddensea_ijsselmeer_6.bna'
land_map = gs.MapFromBNA(mapfile)

model.map = TideflatMap(land_map, tideflat)

print 'Adding current'
model.movers += current_mover

print 'Adding RandomMover'
model.movers += gs.RandomMover(diffusion_coeff=50000)

print 'adding a wind mover:'

model.movers += gs.constant_wind_mover(**Wind)

print 'adding spill'
spill = gs.surface_point_line_spill(num_elements=100,
                                    start_position=SpillPosition,
                                    end_position=(SpillPosition[0],