Beispiel #1
0
def command_init(args):

    parser, options, args = cl_parse('init', args)

    if len(args) == 0:
        parser.print_help()
        sys.exit(1)

    if args[0] == 'redeploy':
        if len(args) != 3:
            parser.error('incorrect number of arguments')

        source_dir, dest_dir = args[1:]

        try:
            source = gf.Store(source_dir)
        except gf.StoreError as e:
            die(e)

        config = copy.deepcopy(source.config)
        config.derived_from_id = source.config.id
        try:
            config_filenames = gf.store.Store.create_editables(dest_dir,
                                                               config=config)

        except gf.StoreError as e:
            die(e)

        try:
            dest = gf.Store(dest_dir)
        except gf.StoreError as e:
            die(e)

        for k in source.extra_keys():
            source_fn = source.get_extra_path(k)
            dest_fn = dest.get_extra_path(k)
            shutil.copyfile(source_fn, dest_fn)

        logger.info('(1) configure settings in files:\n  %s' %
                    '\n  '.join(config_filenames))

        logger.info('(2) run "fomosto redeploy <source> <dest>", as needed')

    else:
        if len(args) != 2:
            parser.error('incorrect number of arguments')

        (modelling_code_id, store_dir) = args

        module, variant = fomo_wrapper_module(modelling_code_id)
        try:
            config_filenames = module.init(store_dir, variant)
        except gf.StoreError as e:
            die(e)

        logger.info('(1) configure settings in files:\n  %s' %
                    '\n  '.join(config_filenames))
        logger.info('(2) run "fomosto ttt" in directory "%s"' % store_dir)
        logger.info('(3) run "fomosto build" in directory "%s"' % store_dir)
Beispiel #2
0
 def test_create_default(self):
     d = mkdtemp(prefix='gfstore')
     self.tempdirs.append(d)
     ahfullgreen.init(d, None)
     store = gf.Store(d)
     store.make_ttt()
     ahfullgreen.build(d)
Beispiel #3
0
    def test_timing(self):
        for typ, args, args_out_list in [
                ('a', (10*km, 1500*km),
                 [(10*km, 5000*km), (30*km, 1500*km)]),
                ('b', (5*km, 10*km, 1500*km),
                 [(100*km, 10*km, 1500*km),
                  (5*km, 10*km, 5000*km),
                  (5*km, 30*km, 1500*km)])]:
            store_dir = self.get_regional_ttt_store_dir(typ)

            store = gf.Store(store_dir)

            assert(store.t('P', args) is not None)
            self.assertEqual(store.t('last(S|P)', args), store.t('S', args))
            self.assertEqual(store.t('(S|P)', args), store.t('S', args))
            self.assertEqual(store.t('(P|S)', args), store.t('P', args))
            self.assertEqual(store.t('first(S|P)', args), store.t('P', args))

            with self.assertRaises(gf.NoSuchPhase):
                store.t('nonexistant', args)

            with self.assertRaises(AssertionError):
                store.t('P', (10*km,))

            for args_out in args_out_list:
                with self.assertRaises(gf.OutOfBounds):
                    store.t('P', args_out)
Beispiel #4
0
    def _create_benchmark_store(self):
        conf = gf.ConfigTypeA(id='benchmark_store',
                              source_depth_min=0.,
                              source_depth_max=2.,
                              source_depth_delta=1.,
                              distance_min=1.0,
                              distance_max=5001.0,
                              distance_delta=5.0,
                              sample_rate=2.0,
                              ncomponents=5)

        deltat = 1.0 / conf.sample_rate

        store_dir = mkdtemp(prefix='gfstore')
        self.tempdirs.append(store_dir)

        gf.Store.create(store_dir, config=conf)
        store = gf.Store(store_dir, 'w')
        for args in conf.iter_nodes():
            nsamples = int(round(args[1]))
            data = num.ones(nsamples)
            itmin = int(round(args[1]))
            tr = gf.GFTrace(data=data, itmin=itmin, deltat=deltat)
            store.put(args, tr)

        store.close()
        return store_dir
Beispiel #5
0
    def _create_regional_ttt_store(self):

        conf = gf.ConfigTypeA(
            id='empty_regional',
            source_depth_min=0.,
            source_depth_max=20 * km,
            source_depth_delta=10 * km,
            distance_min=1000 * km,
            distance_max=2000 * km,
            distance_delta=10 * km,
            sample_rate=2.0,
            ncomponents=10,
            earthmodel_1d=cake.load_model(),
            tabulated_phases=[
                gf.TPDef(id=id, definition=defi)
                for (id, defi) in [('depthp',
                                    'p'), ('pS', 'pS'), ('P', 'P'), ('S', 'S')]
            ])

        store_dir = mkdtemp(prefix='gfstore')
        self.tempdirs.append(store_dir)

        gf.Store.create(store_dir, config=conf)
        store = gf.Store(store_dir)
        store.make_ttt()

        store.close()
        return store_dir
Beispiel #6
0
def command_tttlsd(args):
    def setup(parser):
        pass

    parser, options, args = cl_parse('tttlsd', args, setup=setup)

    try:
        sphase_ids = args.pop()
    except Exception:
        parser.error('cannot get <phase> argument')

    try:
        phase_ids = [x.strip() for x in sphase_ids.split(',')]
    except gf.meta.InvalidTimingSpecification:
        parser.error('invalid phase specification: "%s"' % sphase_ids)

    store_dir = get_store_dir(args)

    try:
        store = gf.Store(store_dir)
        for phase_id in phase_ids:
            store.fix_ttt_holes(phase_id)

    except gf.StoreError as e:
        die(e)
Beispiel #7
0
    def benchmark_get(self):
        store_dir = self.get_benchmark_store_dir()

        import pylab as lab
        for implementation in ('c', 'python'):
            store = gf.Store(store_dir, use_memmap=True)
            for nrepeats in (1, 2):
                data = []
                for distance in store.config.coords[1]:
                    sdepths = num.repeat(store.config.coords[0],
                                         store.config.ncomponents)
                    t = time.time()
                    for repeat in xrange(nrepeats):
                        for sdepth in sdepths:
                            for icomp in xrange(1):
                                store.get((sdepth, distance, icomp),
                                          implementation=implementation)

                    tnew = time.time()
                    data.append((distance, tnew - t))

                if nrepeats != 1:
                    d, t1 = num.array(data, dtype=num.float).T
                    nread = nrepeats * store.config.ns[0]
                    smmap = implementation
                    label = 'nrepeats %i, impl %s' % (nrepeats, smmap)
                    print label, num.mean(nread / t1)

                    lab.plot(d, nread / t1, label=label)

        lab.legend()
        lab.show()
Beispiel #8
0
def command_decimate(args):
    def setup(parser):
        parser.add_option('--config',
                          dest='config_fn',
                          metavar='FILE',
                          help='use modified spacial sampling given in FILE')

        parser.add_option('--force',
                          dest='force',
                          action='store_true',
                          help='overwrite existing files')

    parser, options, args = cl_parse('decimate', args, setup=setup)
    try:
        decimate = int(args.pop())
    except Exception:
        parser.error('cannot get <factor> argument')

    store_dir = get_store_dir(args)

    config = None
    if options.config_fn:
        config = load_config(options.config_fn)

    try:
        store = gf.Store(store_dir)
        store.make_decimated(decimate,
                             config=config,
                             force=options.force,
                             show_progress=True)

    except gf.StoreError as e:
        die(e)
Beispiel #9
0
    def dummy_homogeneous_store(self):
        mod = cake.LayeredModel.from_scanlines(
            cake.read_nd_model_str('''
0 6 3.46  3.0  1000 500
20 6 3.46  3.0  1000 500
'''.lstrip()))

        if self._dummy_homogeneous_store is None:

            conf = gf.ConfigTypeA(id='empty_homogeneous',
                                  source_depth_min=0.,
                                  source_depth_max=20 * km,
                                  source_depth_delta=10 * km,
                                  distance_min=1000 * km,
                                  distance_max=2000 * km,
                                  distance_delta=10 * km,
                                  sample_rate=2.0,
                                  ncomponents=10,
                                  earthmodel_1d=mod)

            store_dir = mkdtemp(prefix='gfstore')
            self.tempdirs.append(store_dir)

            gf.Store.create(store_dir, config=conf)
            self._dummy_homogeneous_store = gf.Store(store_dir)

        return self._dummy_homogeneous_store
Beispiel #10
0
def command_redeploy(args):

    parser, options, args = cl_parse('redeploy', args)

    if not len(args) == 2:
        parser.print_help()
        sys.exit(1)

    source_store_dir, dest_store_dir = args

    try:
        source = gf.Store(source_store_dir)
    except gf.StoreError as e:
        die(e)

    try:
        gf.store.Store.create_dependants(dest_store_dir)
    except gf.StoreError:
        pass

    try:
        dest = gf.Store(dest_store_dir, 'w')

    except gf.StoreError as e:
        die(e)

    show_progress = True

    if show_progress:
        pbar = util.progressbar('redeploying', dest.config.nrecords)

    for i, args in enumerate(dest.config.iter_nodes()):
        try:
            tr = source.get(args, interpolation='off')
            dest.put(args, tr)

        except (gf.meta.OutOfBounds, gf.store.NotAllowedToInterpolate) as e:
            logger.debug('skipping %s, (%s)' % (sindex(args), e))

        except gf.store.StoreError as e:
            logger.warn('cannot insert %s, (%s)' % (sindex(args), e))

        if show_progress:
            pbar.update(i + 1)

    if show_progress:
        pbar.finish()
Beispiel #11
0
def command_extract(args):
    def setup(parser):
        parser.add_option(
            '--format', dest='format', default='mseed',
            choices=['mseed', 'sac', 'text', 'yaff'],
            help='export to format "mseed", "sac", "text", or "yaff". '
                 'Default is "mseed".')

        fndfl = 'extracted/%(irecord)s_%(args)s.%(extension)s'
        parser.add_option(
            '--output', dest='output_fn', default=fndfl, metavar='TEMPLATE',
            help='output path template [default: "%s"]' % fndfl)

    parser, options, args = cl_parse('extract', args, setup=setup)
    try:
        sdef = args.pop()
    except Exception:
        parser.error('cannot get <selection> argument')

    try:
        gdef = gf.meta.parse_grid_spec(sdef)
    except gf.meta.GridSpecError as e:
        die(e)

    store_dir = get_store_dir(args)

    extensions = {
        'mseed': 'mseed',
        'sac': 'sac',
        'text': 'txt',
        'yaff': 'yaff'}

    try:
        store = gf.Store(store_dir)
        for args in store.config.iter_extraction(gdef):
            gtr = store.get(args)
            if gtr:
                tr = trace.Trace(
                    '', '', '', util.zfmt(store.config.ncomponents) % args[-1],
                    ydata=gtr.data,
                    deltat=gtr.deltat,
                    tmin=gtr.deltat * gtr.itmin)

                additional = dict(
                    args='_'.join('%g' % x for x in args),
                    irecord=store.str_irecord(args),
                    extension=extensions[options.format])

                io.save(
                    tr,
                    options.output_fn,
                    format=options.format,
                    additional=additional)

    except (gf.meta.GridSpecError, gf.StoreError, gf.meta.OutOfBounds) as e:
        die(e)
Beispiel #12
0
def command_tttextract(args):
    def setup(parser):
        parser.add_option('--output',
                          dest='output_fn',
                          metavar='TEMPLATE',
                          help='output to text files instead of stdout '
                          '(example TEMPLATE: "extracted/%(args)s.txt")')

    parser, options, args = cl_parse('tttextract', args, setup=setup)
    try:
        sdef = args.pop()
    except Exception:
        parser.error('cannot get <selection> argument')

    try:
        sphase = args.pop()
    except Exception:
        parser.error('cannot get <phase> argument')

    try:
        phases = [gf.meta.Timing(x.strip()) for x in sphase.split(',')]
    except gf.meta.InvalidTimingSpecification:
        parser.error('invalid phase specification: "%s"' % sphase)

    try:
        gdef = gf.meta.parse_grid_spec(sdef)
    except gf.meta.GridSpecError as e:
        die(e)

    store_dir = get_store_dir(args)

    try:
        store = gf.Store(store_dir)
        for args in store.config.iter_extraction(gdef, level=-1):
            s = ['%e' % x for x in args]
            for phase in phases:
                t = store.t(phase, args)
                if t is not None:
                    s.append('%e' % t)
                else:
                    s.append('nan')

            if options.output_fn:
                d = dict(args='_'.join('%e' % x for x in args),
                         extension='txt')

                fn = options.output_fn % d
                util.ensuredirs(fn)
                with open(fn, 'w') as f:
                    f.write(' '.join(s))
                    f.write('\n')
            else:
                print(' '.join(s))

    except (gf.meta.GridSpecError, gf.StoreError, gf.meta.OutOfBounds) as e:
        die(e)
Beispiel #13
0
    def test_timing_new_syntax(self):
        store_dir = self.get_regional_ttt_store_dir()

        store = gf.Store(store_dir)

        args = (10 * km, 1500 * km)

        assert numeq(store.t('stored:P', args), store.t('cake:P', args), 0.1)

        assert numeq(store.t('vel_surface:15', args), 100., 0.1)
Beispiel #14
0
def command_build(args):
    def setup(parser):
        parser.add_option('--force',
                          dest='force',
                          action='store_true',
                          help='overwrite existing files')

        parser.add_option('--nworkers',
                          dest='nworkers',
                          type='int',
                          metavar='N',
                          help='run N worker processes in parallel')

        parser.add_option('--continue',
                          dest='continue_',
                          action='store_true',
                          help='continue suspended build')

        parser.add_option('--step',
                          dest='step',
                          type='int',
                          metavar='I',
                          help='process block number IBLOCK')

        parser.add_option('--block',
                          dest='iblock',
                          type='int',
                          metavar='I',
                          help='process block number IBLOCK')

    parser, options, args = cl_parse('build', args, setup=setup)

    store_dir = get_store_dir(args)
    try:
        if options.step is not None:
            step = options.step - 1
        else:
            step = None

        if options.iblock is not None:
            iblock = options.iblock - 1
        else:
            iblock = None

        store = gf.Store(store_dir)
        module, _ = fomo_wrapper_module(store.config.modelling_code_id)
        module.build(store_dir,
                     force=options.force,
                     nworkers=options.nworkers,
                     continue_=options.continue_,
                     step=step,
                     iblock=iblock)

    except gf.StoreError as e:
        die(e)
Beispiel #15
0
    def test_get_shear_moduli(self):
        store_dir = self.get_regional_ttt_store_dir()
        store = gf.Store(store_dir)

        sample_points = num.empty((20, 3))
        sample_points[:, 2] = num.linspace(0, store.config.coords[0].max(), 20)

        for interp in ('nearest_neighbor', 'multilinear'):
            store.config.get_shear_moduli(lat=0.,
                                          lon=0.,
                                          points=sample_points,
                                          interpolation=interp)
Beispiel #16
0
def command_check(args):

    parser, options, args = cl_parse('check', args)
    store_dir = get_store_dir(args)

    try:
        store = gf.Store(store_dir)
        problems = store.check(show_progress=True)
        if problems:
            die('problems detected with gf store: %s' % store_dir)

    except gf.StoreError as e:
        die(e)
Beispiel #17
0
    def test_ttt_lsd(self):
        for typ in ['a', 'b']:
            store_dir = self.get_regional_ttt_store_dir(typ)

            phase_id = 'P'

            store = gf.Store(store_dir)
            ph = store.get_stored_phase(phase_id)
            assert ph.check_holes()
            store.fix_ttt_holes(phase_id)

            ph = store.get_stored_phase(phase_id + '.lsd')
            assert not ph.check_holes()
Beispiel #18
0
def command_stats(args):

    parser, options, args = cl_parse('stats', args)
    store_dir = get_store_dir(args)

    try:
        store = gf.Store(store_dir)
        s = store.stats()

    except gf.StoreError as e:
        die(e)

    for k in store.stats_keys:
        print('%s: %s' % (k, s[k]))
Beispiel #19
0
def command_ttt(args):
    def setup(parser):
        parser.add_option(
            '--force', dest='force', action='store_true',
            help='overwrite existing files')

    parser, options, args = cl_parse('ttt', args, setup=setup)

    store_dir = get_store_dir(args)
    try:
        store = gf.Store(store_dir)
        store.make_ttt(force=options.force)

    except gf.StoreError as e:
        die(e)
Beispiel #20
0
def command_upgrade(args):
    parser, options, args = cl_parse('upgrade', args)
    store_dirs = get_store_dirs(args)
    try:
        for store_dir in store_dirs:
            store = gf.Store(store_dir)
            nup = store.upgrade()
            if nup == 0:
                print('%s: already up-to-date.' % store_dir)
            else:
                print('%s: %i file%s upgraded.' %
                      (store_dir, nup, ['s', ''][nup == 1]))

    except gf.StoreError as e:
        die(e)
Beispiel #21
0
    def benchmark_sum(self):

        store_dir = self.get_benchmark_store_dir()

        import pylab as lab
        for implementation in ('c', 'python'):
            store = gf.Store(store_dir, use_memmap=True)
            for weight in (0.0, 1.0):
                for nrepeats in (1, 2):
                    data = []
                    for distance in store.config.coords[1]:
                        n = store.config.ncomponents * store.config.ns[0]
                        sdepths = num.repeat(store.config.coords[0],
                                             store.config.ncomponents)
                        distances = num.repeat([distance], n)
                        comps = num.tile(store.config.coords[2],
                                         store.config.ns[0])
                        args = (sdepths, distances, comps)
                        weights = num.repeat([weight], n)
                        delays = num.arange(n, dtype=num.float) \
                            * store.config.deltat * 0.5

                        t = time.time()

                        for repeat in xrange(nrepeats):
                            store.sum(args,
                                      delays,
                                      weights,
                                      implementation=implementation)

                        tnew = time.time()

                        data.append(
                            ((distance - store.config.distance_min) + 1,
                             tnew - t))

                    if nrepeats != 1:
                        d, t1 = num.array(data, dtype=num.float).T
                        nread = nrepeats * store.config.ns[0] \
                            * store.config.ncomponents
                        label = 'nrepeats %i, weight %g, impl %s' % (
                            nrepeats, weight, implementation)
                        print label, num.mean(nread / t1)

                        lab.plot(d, nread / t1, label=label)

        lab.legend()
        lab.show()
Beispiel #22
0
    def test_timing_new_syntax(self):
        for typ, args in [
                ('a', (10*km, 1500*km)),
                ('b', (5*km, 10*km, 1500*km))]:

            store_dir = self.get_regional_ttt_store_dir(typ)

            store = gf.Store(store_dir)

            assert numeq(
                store.t('stored:P', args), store.t('cake:P', args), 0.1)
            assert numeq(store.t('vel_surface:15', args), 100., 0.1)
            assert numeq(store.t('+0.1S', args), 150., 0.1)
            assert numeq(
                store.t('{stored:P}+0.1S', args),
                store.t('{cake:P}', args) + store.t('{vel_surface:10}', args),
                0.1)
Beispiel #23
0
def command_qc(args):
    parser, options, args = cl_parse('qc', args)

    store_dir = get_store_dir(args)

    try:
        store = gf.Store(store_dir)
        s = store.stats()
        if s['empty'] != 0:
            print('has empty records')

        for aname in ['author', 'author_email', 'description', 'references']:

            if not getattr(store.config, aname):
                print('%s empty' % aname)

    except gf.StoreError as e:
        die(e)
Beispiel #24
0
    def test_pulse_decimate(self):
        store_dir = self.get_pulse_store_dir()

        store = gf.Store(store_dir)
        store.make_decimated(2)

        engine = gf.LocalEngine(store_dirs=[store_dir])
        # pulse = engine.get_store_extra(None, 'pulse')

        source = gf.ExplosionSource(
            time=0.0,
            depth=100.,
            moment=1.0)

        targets = [
            gf.Target(
                codes=('', 'STA', '%s' % sample_rate, component),
                sample_rate=sample_rate,
                north_shift=500.,
                east_shift=0.)

            for component in 'N'
            for sample_rate in [None, store.config.sample_rate / 2.0]
        ]

        response = engine.process(source, targets)

        trs = []
        for source, target, tr in response.iter_results():
            tr.extend(0., 1.)
            if target.sample_rate is None:
                tr.downsample_to(2./store.config.sample_rate, snap=True)

            trs.append(tr)

        tmin = max(tr.tmin for tr in trs)
        tmax = min(tr.tmax for tr in trs)

        for tr in trs:
            tr.chop(tmin, tmax)

        num.testing.assert_almost_equal(
            trs[0].ydata, trs[1].ydata, 2)
Beispiel #25
0
    def dummy_store(self):
        if self._dummy_store is None:

            conf = gf.ConfigTypeA(id='empty_regional',
                                  source_depth_min=0.,
                                  source_depth_max=20 * km,
                                  source_depth_delta=1 * km,
                                  distance_min=1 * km,
                                  distance_max=2000 * km,
                                  distance_delta=1 * km,
                                  sample_rate=2.0,
                                  ncomponents=10)

            store_dir = mkdtemp(prefix='gfstore')
            self.tempdirs.append(store_dir)

            gf.Store.create(store_dir, config=conf)
            self._dummy_store = gf.Store(store_dir)

        return self._dummy_store
Beispiel #26
0
def command_addref(args):
    parser, options, args = cl_parse('addref', args)

    store_dirs = []
    filenames = []
    for arg in args:
        if os.path.isdir(arg):
            store_dirs.append(arg)
        elif os.path.isfile(arg):
            filenames.append(arg)
        else:
            die('invalid argument: %s' % arg)

    if not store_dirs:
        store_dirs.append('.')

    references = []
    try:
        for filename in args:
            references.extend(gf.meta.Reference.from_bibtex(filename=filename))
    except ImportError:
        die('pybtex module must be installed to use this function')

    if not references:
        die('no references found')

    for store_dir in store_dirs:
        try:
            store = gf.Store(store_dir)
            ids = [ref.id for ref in store.config.references]
            for ref in references:
                if ref.id in ids:
                    die('duplicate reference id: %s' % ref.id)

                ids.append(ref.id)
                store.config.references.append(ref)

            store.save_config(make_backup=True)

        except gf.StoreError as e:
            die(e)
Beispiel #27
0
    def dummy_store(self):
        if self._dummy_store is None:

            conf = gf.ConfigTypeA(
                id='empty_regional',
                source_depth_min=0.,
                source_depth_max=20 * km,
                source_depth_delta=10 * km,
                distance_min=1000 * km,
                distance_max=2000 * km,
                distance_delta=10 * km,
                sample_rate=2.0,
                ncomponents=10,
                earthmodel_1d=cake.load_model(crust2_profile=(50., 10.)))

            store_dir = mkdtemp(prefix='gfstore')
            self.tempdirs.append(store_dir)

            gf.Store.create(store_dir, config=conf)
            self._dummy_store = gf.Store(store_dir)

        return self._dummy_store
Beispiel #28
0
    def test_timing(self):
        store_dir = self.get_regional_ttt_store_dir()

        store = gf.Store(store_dir)

        args = (10 * km, 1500 * km)
        assert (store.t('P', args) is not None)
        self.assertEqual(store.t('last(S|P)', args), store.t('S', args))
        self.assertEqual(store.t('(S|P)', args), store.t('S', args))
        self.assertEqual(store.t('(P|S)', args), store.t('P', args))
        self.assertEqual(store.t('first(S|P)', args), store.t('P', args))

        with self.assertRaises(gf.NoSuchPhase):
            store.t('nonexistant', args)

        with self.assertRaises(AssertionError):
            store.t('P', (10 * km, ))

        with self.assertRaises(gf.OutOfBounds):
            print store.t('P', (10 * km, 5000 * km))

        with self.assertRaises(gf.OutOfBounds):
            print store.t('P', (30 * km, 1500 * km))
Beispiel #29
0
    def _create_pulse_store(self):

        conf = gf.ConfigTypeB(id='pulse',
                              receiver_depth_min=0.,
                              receiver_depth_max=10.,
                              receiver_depth_delta=10.,
                              source_depth_min=0.,
                              source_depth_max=1000.,
                              source_depth_delta=10.,
                              distance_min=10.,
                              distance_max=1000.,
                              distance_delta=10.,
                              sample_rate=200.,
                              ncomponents=2.,
                              component_scheme='elastic2')

        pulse = PulseConfig()

        # fnyq_spatial = pulse.velocity / math.sqrt(conf.distance_delta**2 +
        #                                       conf.source_depth_delta**2)

        store_dir = mkdtemp(prefix='gfstore')
        self.tempdirs.append(store_dir)

        gf.Store.create(store_dir,
                        config=conf,
                        force=True,
                        extra={'pulse': pulse})

        deltat = conf.deltat

        store = gf.Store(store_dir, mode='w')
        for args in store.config.iter_nodes(level=-1):

            rdepth, sdepth, surfdist = args
            dist = math.sqrt((rdepth - sdepth)**2 + surfdist**2)

            tarr = dist / pulse.velocity

            tmin = tarr - 5 * pulse.fwhm
            tmax = tarr + 5 * pulse.fwhm
            itmin = int(num.floor(tmin / deltat))
            itmax = int(num.ceil(tmax / deltat))
            tmin = itmin * deltat
            tmax = itmax * deltat
            nsamples = itmax - itmin + 1

            t = tmin + num.arange(nsamples) * deltat

            data = pulse.evaluate(dist, t)

            phi = math.atan2(rdepth - sdepth, surfdist)
            data = [data * math.cos(phi), data * math.sin(phi)]
            for icomponent, data in enumerate(data):
                is_zero = num.all(data == 0.0)

                tr = gf.GFTrace(data=data,
                                itmin=itmin,
                                deltat=deltat,
                                is_zero=is_zero)

                store.put(args + (icomponent, ), tr)

        store.close()
        return store_dir
Beispiel #30
0
    def test_new_static(self):
        from pyrocko.gf import store_ext
        benchmark.show_factor = True

        store = gf.Store(self.get_pscmp_store_dir())
        store.open()
        src_length = 2 * km
        src_width = 2 * km
        ntargets = 20

        north_shifts, east_shifts = num.meshgrid(
            num.linspace(-20 * km, 20 * km, ntargets),
            num.linspace(-20 * km, 20 * km, ntargets))

        interp = ['nearest_neighbor', 'multilinear']
        interpolation = interp[1]

        source = gf.RectangularSource(lat=0.,
                                      lon=0.,
                                      depth=5 * km,
                                      north_shift=0.,
                                      east_shift=0.,
                                      anchor='top',
                                      width=src_width,
                                      length=src_length)

        static_target = gf.GNSSCampaignTarget(
            north_shifts=north_shifts,
            east_shifts=east_shifts,
            lats=num.zeros_like(north_shifts),
            lons=num.zeros_like(north_shifts))

        targets = static_target.get_targets()

        dsource = source.discretize_basesource(store, targets[0])
        mts_arr = dsource.m6s
        delays_s = dsource.times.astype(num.float64)
        pos = 1

        scheme_desc = ['displacement.n', 'displacement.e', 'displacement.d']

        benchmark.clear()

        def run(interpolation=interp[0], nthreads=1, niter=1):
            @benchmark.labeled(' sum_statics %d cpu (%s)' %
                               (nthreads, interpolation))
            def fwd_model_seperate(interpolation=interp[0]):
                args = (store.cstore, dsource.coords5(), mts_arr,
                        static_target.coords5, 'elastic10', interpolation,
                        nthreads)

                sum_params = store_ext.make_sum_params(*args)

                out = {}

                for icomp, comp in enumerate(scheme_desc):
                    weights, irecords = sum_params[icomp]
                    out[comp] = store_ext.store_sum_static(
                        store.cstore, irecords, delays_s, weights, pos,
                        ntargets**2, nthreads)
                return out

            @benchmark.labeled('calc_statics %d cpu (%s)' %
                               (nthreads, interpolation))
            def fwd_model_unified(interpolation=interp[0]):
                out = {}
                res = store_ext.store_calc_static(store.cstore,
                                                  dsource.coords5(), mts_arr,
                                                  dsource.times,
                                                  static_target.coords5,
                                                  'elastic10', interpolation,
                                                  pos, nthreads)
                for comp, r in zip(scheme_desc, res):
                    out[comp] = r

                return out

            for _ in range(niter):
                res1 = fwd_model_seperate(interpolation)
            for _ in range(niter):
                res2 = fwd_model_unified(interpolation)

            for r1, r2 in zip(res1.values(), res2.values()):
                num.testing.assert_equal(r1, r2)

        for interpolation in interp:
            continue
            for nthreads in [1, 2, 4, 8, 0]:
                run(interpolation, nthreads)
            print(benchmark)
            benchmark.clear()

        run(interpolation, nthreads=0, niter=30)
        print(benchmark)

        def plot(displ):
            import matplotlib.pyplot as plt
            size = int(num.sqrt(displ.size))
            fig = plt.figure()
            ax = fig.gca()
            ax.imshow(displ.reshape((size, size)))
            plt.show()