def exercise_xds_indexer(dials_data, tmp_dir, nproc=None):
if nproc is not None:
PhilIndex.params.xia2.settings.multiprocessing.nproc = nproc
template = dials_data("insulin").join("insulin_1_###.img").strpath
indexer = XDSIndexer()
indexer.set_working_directory(tmp_dir)
importer = ExperimentListTemplateImporter([template])
experiments = importer.experiments
imageset = experiments.imagesets()[0]
indexer.add_indexer_imageset(imageset)
cryst = XCrystal("CRYST1", None)
wav = XWavelength("WAVE1", cryst, indexer.get_wavelength())
samp = XSample("X1", cryst)
directory, image = os.path.split(imageset.get_path(1))
sweep = XSweep("SWEEP1", wav, samp, directory=directory, image=image)
indexer.set_indexer_sweep(sweep)
indexer.index()
assert indexer.get_indexer_cell() == pytest.approx(
(78.076, 78.076, 78.076, 90, 90, 90),
abs=1), indexer.get_indexer_cell()
experiment = indexer.get_indexer_experiment_list()[0]
sgi = experiment.crystal.get_space_group().info()
assert sgi.type().number() == 197
beam_centre = indexer.get_indexer_beam_centre()
assert beam_centre == pytest.approx((94.4221, 94.5096), abs=1e-1)
assert indexer.get_indexer_images() == [(1, 5), (20, 24), (41, 45)]
print(indexer.get_indexer_experiment_list()[0].crystal)
print(indexer.get_indexer_experiment_list()[0].detector)
# test serialization of indexer
json_str = indexer.as_json()
print(json_str)
indexer2 = XDSIndexer.from_json(string=json_str)
indexer2.index()
assert indexer.get_indexer_cell() == pytest.approx(
indexer2.get_indexer_cell())
assert indexer.get_indexer_beam_centre() == pytest.approx(
indexer2.get_indexer_beam_centre())
assert indexer.get_indexer_images() == [
tuple(i) for i in indexer2.get_indexer_images()
]
indexer.eliminate()
indexer2.eliminate()
assert indexer.get_indexer_cell() == pytest.approx(
indexer2.get_indexer_cell())
assert indexer.get_indexer_lattice() == "hR"
assert indexer2.get_indexer_lattice() == "hR"
def exercise_xds_indexer(xia2_regression_build, tmp_dir, nproc=None):
if nproc is not None:
from xia2.Handlers.Phil import PhilIndex
PhilIndex.params.xia2.settings.multiprocessing.nproc = nproc
xia2_demo_data = os.path.join(xia2_regression_build, "test_data",
"insulin")
template = os.path.join(xia2_demo_data, "insulin_1_###.img")
from xia2.Modules.Indexer.XDSIndexer import XDSIndexer
indexer = XDSIndexer()
indexer.set_working_directory(tmp_dir)
from dxtbx.datablock import DataBlockTemplateImporter
importer = DataBlockTemplateImporter([template])
datablocks = importer.datablocks
imageset = datablocks[0].extract_imagesets()[0]
indexer.add_indexer_imageset(imageset)
from xia2.Schema.XCrystal import XCrystal
from xia2.Schema.XWavelength import XWavelength
from xia2.Schema.XSweep import XSweep
from xia2.Schema.XSample import XSample
cryst = XCrystal("CRYST1", None)
wav = XWavelength("WAVE1", cryst, indexer.get_wavelength())
samp = XSample("X1", cryst)
directory, image = os.path.split(imageset.get_path(1))
sweep = XSweep('SWEEP1', wav, samp, directory=directory, image=image)
indexer.set_indexer_sweep(sweep)
indexer.index()
assert approx_equal(indexer.get_indexer_cell(),
(78.076, 78.076, 78.076, 90, 90, 90),
eps=1), indexer.get_indexer_cell()
experiment = indexer.get_indexer_experiment_list()[0]
sgi = experiment.crystal.get_space_group().info()
assert sgi.type().number() == 197
beam_centre = indexer.get_indexer_beam_centre()
assert approx_equal(beam_centre, (94.4221, 94.5096), eps=1e-1)
assert indexer.get_indexer_images() == [(1, 5), (20, 24), (41, 45)]
print(indexer.get_indexer_experiment_list()[0].crystal)
print(indexer.get_indexer_experiment_list()[0].detector)
# test serialization of indexer
json_str = indexer.as_json()
print(json_str)
indexer2 = XDSIndexer.from_json(string=json_str)
indexer2.index()
assert approx_equal(indexer.get_indexer_cell(),
indexer2.get_indexer_cell())
assert approx_equal(indexer.get_indexer_beam_centre(),
indexer2.get_indexer_beam_centre())
assert approx_equal(indexer.get_indexer_images(),
indexer2.get_indexer_images())
indexer.eliminate()
indexer2.eliminate()
assert approx_equal(indexer.get_indexer_cell(),
indexer2.get_indexer_cell())
assert indexer.get_indexer_lattice() == 'hR'
assert indexer2.get_indexer_lattice() == 'hR'
def exercise_xds_indexer(nproc=None):
if not have_dials_regression:
print "Skipping exercise_xds_indexer(): dials_regression not configured"
return
if nproc is not None:
from xia2.Handlers.Phil import PhilIndex
PhilIndex.params.xia2.settings.multiprocessing.nproc = nproc
xia2_demo_data = os.path.join(dials_regression, "xia2_demo_data")
template = os.path.join(xia2_demo_data, "insulin_1_###.img")
cwd = os.path.abspath(os.curdir)
tmp_dir = os.path.abspath(open_tmp_directory())
os.chdir(tmp_dir)
from xia2.Modules.Indexer.XDSIndexer import XDSIndexer
indexer = XDSIndexer()
indexer.set_working_directory(tmp_dir)
from dxtbx.datablock import DataBlockTemplateImporter
importer = DataBlockTemplateImporter([template])
datablocks = importer.datablocks
imageset = datablocks[0].extract_imagesets()[0]
indexer.add_indexer_imageset(imageset)
from xia2.Schema.XCrystal import XCrystal
from xia2.Schema.XWavelength import XWavelength
from xia2.Schema.XSweep import XSweep
from xia2.Schema.XSample import XSample
cryst = XCrystal("CRYST1", None)
wav = XWavelength("WAVE1", cryst, indexer.get_wavelength())
samp = XSample("X1", cryst)
directory, image = os.path.split(imageset.get_path(1))
sweep = XSweep("SWEEP1", wav, samp, directory=directory, image=image)
indexer.set_indexer_sweep(sweep)
indexer.index()
assert approx_equal(
indexer.get_indexer_cell(), (78.07336, 78.07337, 78.07336, 90, 90, 90), eps=1e-3
), indexer.get_indexer_cell()
experiment = indexer.get_indexer_experiment_list()[0]
sgi = experiment.crystal.get_space_group().info()
assert sgi.type().number() == 197
beam_centre = indexer.get_indexer_beam_centre()
assert approx_equal(beam_centre, (94.4221, 94.5096), eps=1e-3)
assert indexer.get_indexer_images() == [(1, 5), (20, 24), (41, 45)]
print indexer.get_indexer_experiment_list()[0].crystal
print indexer.get_indexer_experiment_list()[0].detector
# test serialization of indexer
json_str = indexer.as_json()
print json_str
indexer2 = XDSIndexer.from_json(string=json_str)
indexer2.index()
assert approx_equal(indexer.get_indexer_cell(), indexer2.get_indexer_cell())
assert approx_equal(indexer.get_indexer_beam_centre(), indexer2.get_indexer_beam_centre())
assert approx_equal(indexer.get_indexer_images(), indexer2.get_indexer_images())
indexer.eliminate()
indexer2.eliminate()
assert approx_equal(indexer.get_indexer_cell(), indexer2.get_indexer_cell())
assert indexer.get_indexer_lattice() == "hR"
assert indexer2.get_indexer_lattice() == "hR"