class TimedSpecies(ModuleBase):
inputName = Input('filtered')
outputName = Output('timedSpecies')
Species_1_Name = CStr('Species1')
Species_1_Start = Float(0)
Species_1_Stop = Float(1e6)
Species_2_Name = CStr('')
Species_2_Start = Float(0)
Species_2_Stop = Float(0)
Species_3_Name = CStr('')
Species_3_Start = Float(0)
Species_3_Stop = Float(0)
def execute(self, namespace):
inp = namespace[self.inputName]
mapped = tabular.mappingFilter(inp)
timedSpecies = self.populateTimedSpecies()
mapped.addColumn('ColourNorm', np.ones_like(mapped['t'], 'float'))
for species in timedSpecies:
mapped.addColumn('p_%s' % species['name'],
(mapped['t'] >= species['t_start']) *
(mapped['t'] < species['t_end']))
if 'mdh' in dir(inp):
mapped.mdh = inp.mdh
mapped.mdh['TimedSpecies'] = timedSpecies
namespace[self.outputName] = mapped
def populateTimedSpecies(self):
ts = []
if self.Species_1_Name:
ts.append({
'name': self.Species_1_Name,
't_start': self.Species_1_Start,
't_end': self.Species_1_Stop
})
if self.Species_2_Name:
ts.append({
'name': self.Species_2_Name,
't_start': self.Species_2_Start,
't_end': self.Species_2_Stop
})
if self.Species_3_Name:
ts.append({
'name': self.Species_3_Name,
't_start': self.Species_3_Start,
't_end': self.Species_3_Stop
})
return ts
class ClusterStats(ModuleBase):
inputName = Input('with_clumps')
IDkey = CStr('clumpIndex')
StatMethod = Enum(['std', 'min', 'max', 'mean', 'median', 'count', 'sum'])
StatKey = CStr('x')
outputName = Output('withClumpStats')
def execute(self, namespace):
from scipy.stats import binned_statistic
inp = namespace[self.inputName]
mapped = tabular.mappingFilter(inp)
ids = inp[self.IDkey] # I imagine this needs to be an int type key
prop = inp[self.StatKey]
maxid = int(ids.max())
edges = -0.5 + np.arange(maxid + 2)
resstat = binned_statistic(ids,
prop,
statistic=self.StatMethod,
bins=edges)
mapped.addColumn(self.StatKey + "_" + self.StatMethod, resstat[0][ids])
# propogate metadata, if present
try:
mapped.mdh = inp.mdh
except AttributeError:
pass
namespace[self.outputName] = mapped
@property
def _key_choices(self):
#try and find the available column names
try:
return sorted(self._parent.namespace[self.inputName].keys())
except:
return []
@property
def default_view(self):
from traitsui.api import View, Group, Item
from PYME.ui.custom_traits_editors import CBEditor
return View(Item('inputName',
editor=CBEditor(choices=self._namespace_keys)),
Item('_'),
Item('IDkey', editor=CBEditor(choices=self._key_choices)),
Item('StatKey',
editor=CBEditor(choices=self._key_choices)),
Item('StatMethod'),
Item('_'),
Item('outputName'),
buttons=['OK'])
class HistByID(ModuleBase):
"""Plot histogram of a column by ID"""
inputName = Input('measurements')
IDkey = CStr('objectID')
histkey = CStr('qIndex')
outputName = Output('outGraph')
nbins = Int(50)
minval = Float(float('nan'))
maxval = Float(float('nan'))
def execute(self, namespace):
import math
meas = namespace[self.inputName]
ids = meas[self.IDkey]
uid, valsu = uniqueByID(ids, meas[self.histkey])
if math.isnan(self.minval):
minv = valsu.min()
else:
minv = self.minval
if math.isnan(self.maxval):
maxv = valsu.max()
else:
maxv = self.maxval
import matplotlib.pyplot as plt
plt.figure()
plt.hist(valsu, self.nbins, range=(minv, maxv))
plt.xlabel(self.histkey)
@property
def _key_choices(self):
#try and find the available column names
try:
return sorted(self._parent.namespace[self.inputName].keys())
except:
return []
@property
def default_view(self):
from traitsui.api import View, Group, Item
from PYME.ui.custom_traits_editors import CBEditor
return View(Item('inputName',
editor=CBEditor(choices=self._namespace_keys)),
Item('_'),
Item('IDkey', editor=CBEditor(choices=self._key_choices)),
Item('histkey',
editor=CBEditor(choices=self._key_choices)),
Item('nbins'),
Item('minval'),
Item('maxval'),
Item('_'),
Item('outputName'),
buttons=['OK'])
class ValidClumps(ModuleBase):
inputName = Input('with_clumps')
inputValid = Input('valid_clumps')
IDkey = CStr('clumpIndex')
outputName = Output('with_validClumps')
def execute(self, namespace):
inp = namespace[self.inputName]
valid = namespace[self.inputValid]
mapped = tabular.mappingFilter(inp)
# note: in coalesced data the clumpIndices are float!
# this creates issues in comparisons unless these are converted to int before comparisons are made!!
# that is the reason for the rint and astype conversions below
ids = np.rint(inp[self.IDkey]).astype('i')
validIDs = np.in1d(ids,
np.unique(np.rint(valid[self.IDkey]).astype('i')))
mapped.addColumn('validID',
validIDs.astype('f')) # should be float or int?
# propogate metadata, if present
try:
mapped.mdh = inp.mdh
except AttributeError:
pass
namespace[self.outputName] = mapped
class ClusterTimeRange(ModuleBase):
inputName = Input('dbscanClustered')
IDkey = CStr('dbscanClumpID')
outputName = Output('withTrange')
def execute(self, namespace):
from scipy.stats import binned_statistic
inp = namespace[self.inputName]
mapped = tabular.mappingFilter(inp)
ids = inp[self.IDkey]
t = inp['t']
maxid = int(ids.max())
edges = -0.5 + np.arange(maxid + 2)
resmin = binned_statistic(ids, t, statistic='min', bins=edges)
resmax = binned_statistic(ids, t, statistic='max', bins=edges)
trange = resmax[0][ids] - resmin[0][ids] + 1
mapped.addColumn('trange', trange)
# propogate metadata, if present
try:
mapped.mdh = inp.mdh
except AttributeError:
pass
namespace[self.outputName] = mapped
class QindexRatio(ModuleBase):
inputName = Input('qindex')
outputName = Output('qindex-calibrated')
qIndexDenom = CStr('qIndex1')
qIndexNumer = CStr('qIndex2')
qIndexRatio = CStr('qRatio')
def execute(self, namespace):
inp = namespace[self.inputName]
mapped = tabular.mappingFilter(inp)
qkey1 = self.qIndexDenom
qkey2 = self.qIndexNumer
v2 = inp[qkey2]
ratio = np.zeros_like(v2, dtype='float64')
qigood = v2 > 0
ratio[qigood] = inp[qkey1][qigood] / v2[qigood]
mapped.addColumn(self.qIndexRatio, ratio)
namespace[self.outputName] = mapped
@property
def _key_choices(self):
#try and find the available column names
try:
return sorted(self._parent.namespace[self.inputName].keys())
except:
return []
@property
def default_view(self):
from traitsui.api import View, Group, Item
from PYME.ui.custom_traits_editors import CBEditor
return View(Item('inputName',
editor=CBEditor(choices=self._namespace_keys)),
Item('_'),
Item('qIndexDenom',
editor=CBEditor(choices=self._key_choices)),
Item('qIndexNumer',
editor=CBEditor(choices=self._key_choices)),
Item('qIndexRatio'),
Item('_'),
Item('outputName'),
buttons=['OK'])
class ScatterbyID(ModuleBase):
"""Take just certain columns of a variable"""
inputName = Input('measurements')
IDkey = CStr('objectID')
xkey = CStr('qIndex')
ykey = CStr('objArea')
outputName = Output('outGraph')
def execute(self, namespace):
meas = namespace[self.inputName]
ids = meas[self.IDkey]
uid, x = uniqueByID(ids, meas[self.xkey])
uid, y = uniqueByID(ids, meas[self.ykey])
import pylab
pylab.figure()
pylab.scatter(x, y)
pylab.grid()
pylab.xlabel(self.xkey)
pylab.ylabel(self.ykey)
#namespace[self.outputName] = out
@property
def _key_choices(self):
#try and find the available column names
try:
return sorted(self._parent.namespace[self.inputName].keys())
except:
return []
@property
def default_view(self):
from traitsui.api import View, Group, Item
from PYME.ui.custom_traits_editors import CBEditor
return View(Item('inputName',
editor=CBEditor(choices=self._namespace_keys)),
Item('_'),
Item('IDkey', editor=CBEditor(choices=self._key_choices)),
Item('xkey', editor=CBEditor(choices=self._key_choices)),
Item('ykey', editor=CBEditor(choices=self._key_choices)),
Item('_'),
Item('outputName'),
buttons=['OK'])
class RuleChain(HasTraits):
post_on = Enum(POST_CHOICES)
protocol = CStr('')
def __init__(self, rule_factories=None, *args, **kwargs):
if rule_factories is None:
rule_factories = list()
self.rule_factories = rule_factories
HasTraits.__init__(self, *args, **kwargs)
class OutputModule(ModuleBase):
"""
Output modules are the one exception to the recipe-module functional (no side effects) programming
paradigm and are used to perform IO and save or display designated outputs/endpoints from the recipe.
As such, they should act solely as a sink, and should not do any processing or write anything back
to the namespace.
"""
filePattern = CStr('{output_dir}/{file_stub}.csv')
scheme = Enum('File', 'pyme-cluster://', 'pyme-cluster:// - aggregate')
def _schemafy_filename(self, out_filename):
if self.scheme == 'File':
return out_filename
elif self.scheme == 'pyme-cluster://':
from PYME.IO import clusterIO
import os
return os.path.join(clusterIO.local_dataroot,
out_filename.lstrip('/'))
elif self.scheme == 'pyme-cluster:// - aggregate':
raise RuntimeError('Aggregation not suported')
def _check_outputs(self):
"""
This function exists to help with debugging when writing a new recipe module.
Over-ridden here for the special case IO modules derived from OutputModule as these are permitted to
have side-effects, but not permitted to have classical outputs to the namespace and will execute
(when appropriate) regardless.
"""
if len(self.outputs) != 0:
raise RuntimeError(
'Output modules should not write anything to the namespace')
def generate(self, namespace, recipe_context={}):
"""
Function to be called from within dh5view (rather than batch processing). Some outputs are ignored, in which
case this function returns None.
Parameters
----------
namespace
Returns
-------
"""
return None
def execute(self, namespace):
"""
Output modules be definition do nothing when executed - they act as a sink and implement a save method instead.
"""
pass
class FitProfiles(ModuleBase):
inputName = Input('profiles')
fit_type = CStr(list(profile_fitters.non_ensemble_fitters.keys())[0])
outputName = Output('fit_results')
def execute(self, namespace):
inp = namespace[self.inputName]
# generate LineProfileHandler from tables
handler = LineProfileHandler()
handler._load_profiles_from_list(inp)
fit_class = profile_fitters.non_ensemble_fitters[self.fit_type]
self.fitter = fit_class(handler)
self.fitter.fit_profiles()
res = tabular.RecArraySource(self.fitter.results)
# propagate metadata, if present
res.mdh = MetaDataHandler.NestedClassMDHandler(
getattr(inp, 'mdh', None))
res.mdh['FitProfiles.FitType'] = self.fit_type
namespace[self.outputName] = res
@property
def _fitter_choices(self):
return list(profile_fitters.non_ensemble_fitters.keys())
@property
def default_view(self):
from traitsui.api import View, Item
from PYME.ui.custom_traits_editors import CBEditor
return View(Item('inputName',
editor=CBEditor(choices=self._namespace_keys)),
Item('_'),
Item('fit_type',
editor=CBEditor(choices=self._fitter_choices)),
Item('_'),
Item('outputName'),
buttons=['OK'])
@property
def pipeline_view(self):
from traitsui.api import View, Item
from PYME.ui.custom_traits_editors import CBEditor
return View(
Item('fit_type', editor=CBEditor(choices=self._fitter_choices)), )
class FlatAndDarkCorrect(ModuleBase):
input_image = Input('input')
flatfield_filename = CStr('')
darkmap_filename = CStr('')
output_name = Output('corrected')
def execute(self, namespace):
from quant_condensate import FlatfieldDarkCorrectedDataSource
from PYME.IO.image import ImageStack
image = namespace[self.input_image]
if self.flatfield_filename == '':
flat = None
else:
flat = ImageStack(
filename=self.flatfield_filename).data[:, :, 0].squeeze()
if not self.darkmap_filename == '':
dark = ImageStack(
filename=self.darkmap_filename).data[:, :, 0].squeeze()
else:
dark = None
ffd = FlatfieldDarkCorrectedDataSource.DataSource(image.data,
image.mdh,
flatfield=flat,
dark=dark)
im = ImageStack(ffd, titleStub=self.output_name)
im.mdh.copyEntriesFrom(image.mdh)
im.mdh['Parent'] = image.filename
if self.darkmap_filename:
im.mdh['FlatAndDarkCorrect.Darkmap'] = self.darkmap_filename
if self.flatfield_filename:
im.mdh['FlatAndDarkCorrect.Flatmap'] = self.flatfield_filename
namespace[self.output_name] = im
class ExtractChannelByName(ModuleBase):
"""Extract one channel from an image using regular expression matching to image channel names - by default this is case insensitive"""
inputName = Input('input')
outputName = Output('filtered_image')
channelNamePattern = CStr('channel0')
caseInsensitive = Bool(True)
def _matchChannels(self, channelNames):
# we put this into its own function so that we can call it externally for testing
import re
flags = 0
if self.caseInsensitive:
flags |= re.I
idxs = [
i for i, c in enumerate(channelNames)
if re.search(self.channelNamePattern, c, flags)
]
return idxs
def _pickChannel(self, image):
channelNames = image.mdh['ChannelNames']
idxs = self._matchChannels(channelNames)
if len(idxs) < 1:
raise RuntimeError(
"Expression '%s' did not match any channel names" %
self.channelNamePattern)
if len(idxs) > 1:
raise RuntimeError(
("Expression '%s' did match more than one channel name: " %
self.channelNamePattern) +
', '.join([channelNames[i] for i in idxs]))
idx = idxs[0]
chan = image.data[:, :, :, idx]
im = ImageStack(chan, titleStub='Filtered Image')
im.mdh.copyEntriesFrom(image.mdh)
im.mdh['ChannelNames'] = [channelNames[idx]]
im.mdh['Parent'] = image.filename
return im
def execute(self, namespace):
namespace[self.outputName] = self._pickChannel(
namespace[self.inputName])
class PointFeatureBase(ModuleBase):
"""
common base class for feature extraction routines - implements normalisation and PCA routines
"""
outputColumnName = CStr('features')
columnForEachFeature = Bool(
False
) #if true, outputs a column for each feature - useful for visualising
normalise = Bool(True) #subtract mean and divide by std. deviation
PCA = Bool(
True
) # reduce feature dimensionality by performing PCA - TODO - should this be a separate module and be chained instead?
PCA_components = Int(3) # 0 = same dimensionality as features
def _process_features(self, data, features):
from PYME.IO import tabular
out = tabular.MappingFilter(data)
out.mdh = getattr(data, 'mdh', None)
if self.normalise:
features = features - features.mean(0)[None, :]
features = features / features.std(0)[None, :]
if self.PCA:
from sklearn.decomposition import PCA
pca = PCA(n_components=(
self.PCA_components if self.PCA_components > 0 else None
)).fit(features)
features = pca.transform(features)
out.pca = pca #save the pca object just in case we want to look at what the principle components are (this is hacky)
out.addColumn(self.outputColumnName, features)
if self.columnForEachFeature:
for i in range(features.shape[1]):
out.addColumn('feat_%d' % i, features[:, i])
return out
class QindexScale(ModuleBase):
inputName = Input('qindex')
outputName = Output('qindex-calibrated')
qIndexkey = CStr('qIndex')
qindexValue = Float(1.0)
NEquivalent = Float(1.0)
def execute(self, namespace):
inp = namespace[self.inputName]
mapped = tabular.mappingFilter(inp)
qkey = self.qIndexkey
scaled = inp[qkey]
qigood = inp[qkey] > 0
scaled[
qigood] = inp[qkey][qigood] * self.NEquivalent / self.qindexValue
self.newKey = '%sCal' % qkey
mapped.addColumn(self.newKey, scaled)
namespace[self.outputName] = mapped
@property
def _key_choices(self):
#try and find the available column names
try:
return sorted(self._parent.namespace[self.inputName].keys())
except:
return []
@property
def default_view(self):
from traitsui.api import View, Group, Item
from PYME.ui.custom_traits_editors import CBEditor
return View(Item('inputName',
editor=CBEditor(choices=self._namespace_keys)),
Item('_'),
Item('qIndexkey',
editor=CBEditor(choices=self._key_choices)),
Item('qindexValue'),
Item('NEquivalent'),
Item('_'),
Item('outputName'),
buttons=['OK'])
class MergeClumpsTperiod(ModuleBase):
"""
Create a new mapping object which derives mapped keys from original ones.
Also adds the time period of bursts by adding tmin and tmax columns for each clump.
"""
inputName = Input('clumped')
outputName = Output('merged')
labelKey = CStr('clumpIndex')
def execute(self, namespace):
from PYME.Analysis.points.DeClump import pyDeClump
from PYME.Analysis.points.DeClump import deClump as deClumpC
inp = namespace[self.inputName]
grouped = pyDeClump.mergeClumps(inp, labelKey=self.labelKey)
# work out tmin and tmax
I = np.argsort(inp[self.labelKey])
sorted_src = {k: inp[k][I] for k in [self.labelKey, 't']}
# tmin and tmax - tentative addition
NClumps = int(np.max(sorted_src[self.labelKey]) + 1)
tmin = deClumpC.aggregateMin(NClumps,
sorted_src[self.labelKey].astype('i'),
sorted_src['t'].astype('f'))
tmax = -deClumpC.aggregateMin(NClumps,
sorted_src[self.labelKey].astype('i'),
-1.0 * sorted_src['t'].astype('f'))
grouped.addColumn('tmin', tmin)
grouped.addColumn('tmax', tmax)
try:
grouped.mdh = inp.mdh
except AttributeError:
pass
namespace[self.outputName] = grouped
class EnsembleFitProfiles(ModuleBase):
inputName = Input('line_profiles')
fit_type = CStr(list(profile_fitters.ensemble_fitters.keys())[0])
ensemble_parameter_guess = Float(50.)
hold_ensemble_parameter_constant = Bool(False)
outputName = Output('fit_results')
def execute(self, namespace):
inp = namespace[self.inputName]
# generate LineProfileHandler from tables
handler = LineProfileHandler()
handler._load_profiles_from_list(inp)
fit_class = profile_fitters.ensemble_fitters[self.fit_type]
self.fitter = fit_class(handler)
if self.hold_ensemble_parameter_constant:
self.fitter.fit_profiles(self.ensemble_parameter_guess)
else:
self.fitter.ensemble_fit(self.ensemble_parameter_guess)
res = tabular.RecArraySource(self.fitter.results)
# propagate metadata, if present
res.mdh = MetaDataHandler.NestedClassMDHandler(
getattr(inp, 'mdh', None))
res.mdh['EnsembleFitProfiles.FitType'] = self.fit_type
res.mdh[
'EnsembleFitProfiles.EnsembleParameterGuess'] = self.ensemble_parameter_guess
res.mdh[
'EnsembleFitProfiles.HoldEnsembleParamConstant'] = self.hold_ensemble_parameter_constant
namespace[self.outputName] = res
@property
def _fitter_choices(self):
return list(profile_fitters.ensemble_fitters.keys())
@property
def default_view(self):
from traitsui.api import View, Item
from PYME.ui.custom_traits_editors import CBEditor
return View(Item('inputName',
editor=CBEditor(choices=self._namespace_keys)),
Item('_'),
Item('fit_type',
editor=CBEditor(choices=self._fitter_choices)),
Item('_'),
Item('ensemble_parameter_guess'),
Item('_'),
Item('hold_ensemble_parameter_constant'),
Item('_'),
Item('outputName'),
buttons=['OK'])
@property
def pipeline_view(self):
from traitsui.api import View, Item
from PYME.ui.custom_traits_editors import CBEditor
return View(
Item('fit_type', editor=CBEditor(choices=self._fitter_choices)),
Item('_'),
Item('ensemble_parameter_guess'),
Item('_'),
Item('hold_ensemble_parameter_constant'),
)
@property
def dsview_view(self):
from traitsui.api import View, Item
from PYME.ui.custom_traits_editors import CBEditor
return View(Item('fit_type',
editor=CBEditor(choices=self._fitter_choices)),
Item('_'),
Item('ensemble_parameter_guess'),
Item('_'),
Item('hold_ensemble_parameter_constant'),
buttons=['OK'])
class EnsembleFitROIs(
ModuleBase): # Note that this should probably be moved somewhere else
inputName = Input('ROIs')
fit_type = CStr('LorentzianConvolvedSolidSphere_ensemblePSF')
ensemble_parameter_guess = Float(50.)
hold_ensemble_parameter_constant = Bool(False)
outputName = Output('fit_results')
def execute(self, namespace):
inp = namespace[self.inputName]
# generate RegionHandler from tables
handler = RegionHandler()
handler._load_from_list(inp)
fit_class = region_fitters.fitters[self.fit_type]
fitter = fit_class(handler)
if self.hold_ensemble_parameter_constant:
fitter.fit_profiles(self.ensemble_parameter_guess)
else:
fitter.ensemble_fit(self.ensemble_parameter_guess)
res = tabular.RecArraySource(fitter.results)
# propagate metadata, if present
res.mdh = MetaDataHandler.NestedClassMDHandler(
getattr(inp, 'mdh', None))
res.mdh['EnsembleFitROIs.FitType'] = self.fit_type
res.mdh[
'EnsembleFitROIs.EnsembleParameterGuess'] = self.ensemble_parameter_guess
res.mdh[
'EnsembleFitROIs.HoldEnsembleParamConstant'] = self.hold_ensemble_parameter_constant
namespace[self.outputName] = res
@property
def _fitter_choices(self):
return list(region_fitters.ensemble_fitters.keys()) #FIXME???
@property
def default_view(self):
from traitsui.api import View, Item
from PYME.ui.custom_traits_editors import CBEditor
return View(Item('inputName',
editor=CBEditor(choices=self._namespace_keys)),
Item('_'),
Item('fit_type',
editor=CBEditor(choices=self._fitter_choices)),
Item('_'),
Item('ensemble_parameter_guess'),
Item('_'),
Item('hold_ensemble_parameter_constant'),
Item('_'),
Item('outputName'),
buttons=['OK'])
@property
def pipeline_view(self):
from traitsui.api import View, Item
from PYME.ui.custom_traits_editors import CBEditor
return View(
Item('fit_type', editor=CBEditor(choices=self._fitter_choices)),
Item('_'),
Item('ensemble_parameter_guess'),
Item('_'),
Item('hold_ensemble_parameter_constant'),
)
@property
def dsview_view(self):
from traitsui.api import View, Item
from PYME.ui.custom_traits_editors import CBEditor
return View(Item('fit_type',
editor=CBEditor(choices=self._fitter_choices)),
Item('_'),
Item('ensemble_parameter_guess'),
Item('_'),
Item('hold_ensemble_parameter_constant'),
buttons=['OK'])
class TestEnsembleParameters(ModuleBase):
inputName = Input('profiles')
fit_type = CStr(list(profile_fitters.ensemble_fitters.keys())[0])
ensemble_test_values = DictStrList(
{'psf_fwhm': [30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80]})
outputName = Output('fit_results')
def execute(self, namespace):
inp = namespace[self.inputName]
# generate LineProfileHandler from tables
handler = LineProfileHandler()
handler._load_profiles_from_list(inp)
fit_class = profile_fitters.ensemble_fitters[self.fit_type]
fitter = fit_class(handler)
results = fitter.ensemble_test(self.ensemble_test_values)
res = tabular.RecArraySource(results)
# propagate metadata, if present
res.mdh = MetaDataHandler.NestedClassMDHandler(
getattr(inp, 'mdh', None))
res.mdh['TestEnsembleParameters.FitType'] = self.fit_type
res.mdh[
'TestEnsembleParameters.EnsembleTestValues'] = self.ensemble_test_values
namespace[self.outputName] = res
@property
def _fitter_choices(self):
return list(profile_fitters.ensemble_fitters.keys())
@property
def default_view(self):
from traitsui.api import View, Item
from PYME.ui.custom_traits_editors import CBEditor
return View(Item('inputName',
editor=CBEditor(choices=self._namespace_keys)),
Item('_'),
Item('fit_type',
editor=CBEditor(choices=self._fitter_choices)),
Item('_'),
Item(''),
Item('ensemble_test_values'),
Item(''),
Item('outputName'),
buttons=['OK'])
@property
def pipeline_view(self):
from traitsui.api import View, Item
from PYME.ui.custom_traits_editors import CBEditor
return View(
Item('fit_type', editor=CBEditor(choices=self._fitter_choices)),
Item('_'),
Item(''),
Item('ensemble_test_values'),
)
class PointCloudRenderLayer(EngineLayer):
"""
A layer for viewing point-cloud data, using one of 3 engines (indicated above)
"""
# properties to show in the GUI. Note that we also inherit 'visible' from BaseLayer
vertexColour = CStr('', desc='Name of variable used to colour our points')
point_size = Float(30.0, desc='Rendered size of the points in nm')
cmap = Enum(*cm.cmapnames,
default='gist_rainbow',
desc='Name of colourmap used to colour points')
clim = ListFloat(
[0, 1],
desc='How our variable should be scaled prior to colour mapping')
alpha = Float(1.0, desc='Point tranparency')
method = Enum(*ENGINES.keys(), desc='Method used to display points')
dsname = CStr(
'output',
desc=
'Name of the datasource within the pipeline to use as a source of points'
)
_datasource_keys = List()
_datasource_choices = List()
def __init__(self,
pipeline,
method='points',
dsname='',
context=None,
**kwargs):
EngineLayer.__init__(self, context=context, **kwargs)
self._pipeline = pipeline
self.engine = None
self.cmap = 'gist_rainbow'
self.x_key = 'x' #TODO - make these traits?
self.y_key = 'y'
self.z_key = 'z'
self.xn_key = 'xn'
self.yn_key = 'yn'
self.zn_key = 'zn'
self._bbox = None
# define a signal so that people can be notified when we are updated (currently used to force a redraw when
# parameters change)
self.on_update = dispatch.Signal()
# define responses to changes in various traits
self.on_trait_change(self._update, 'vertexColour')
self.on_trait_change(lambda: self.on_update.send(self), 'visible')
self.on_trait_change(self.update,
'cmap, clim, alpha, dsname, point_size')
self.on_trait_change(self._set_method, 'method')
# update any of our traits which were passed as command line arguments
self.set(**kwargs)
# update datasource name and method
#logger.debug('Setting dsname and method')
self.dsname = dsname
self.method = method
self._set_method()
# if we were given a pipeline, connect ourselves to the onRebuild signal so that we can automatically update
# ourselves
if not self._pipeline is None:
self._pipeline.onRebuild.connect(self.update)
@property
def datasource(self):
"""
Return the datasource we are connected to (through our dsname property).
"""
return self._pipeline.get_layer_data(self.dsname)
def _set_method(self):
#logger.debug('Setting layer method to %s' % self.method)
self.engine = ENGINES[self.method](self._context)
self.update()
def _get_cdata(self):
try:
cdata = self.datasource[self.vertexColour]
except KeyError:
cdata = np.array([0, 1])
return cdata
def _update(self, *args, **kwargs):
cdata = self._get_cdata()
self.clim = [float(cdata.min()), float(cdata.max())]
#self.update(*args, **kwargs)
def update(self, *args, **kwargs):
print('lw update')
self._datasource_choices = self._pipeline.layer_data_source_names
if not self.datasource is None:
self._datasource_keys = sorted(self.datasource.keys())
if not (self.engine is None or self.datasource is None):
self.update_from_datasource(self.datasource)
self.on_update.send(self)
@property
def bbox(self):
return self._bbox
def update_from_datasource(self, ds):
x, y = ds[self.x_key], ds[self.y_key]
if not self.z_key is None:
try:
z = ds[self.z_key]
except KeyError:
z = 0 * x
else:
z = 0 * x
if not self.vertexColour == '':
c = ds[self.vertexColour]
else:
c = 0 * x
if self.xn_key in ds.keys():
xn, yn, zn = ds[self.xn_key], ds[self.yn_key], ds[self.zn_key]
self.update_data(x,
y,
z,
c,
cmap=getattr(cm, self.cmap),
clim=self.clim,
alpha=self.alpha,
xn=xn,
yn=yn,
zn=zn)
else:
self.update_data(x,
y,
z,
c,
cmap=getattr(cm, self.cmap),
clim=self.clim,
alpha=self.alpha)
def update_data(self,
x=None,
y=None,
z=None,
colors=None,
cmap=None,
clim=None,
alpha=1.0,
xn=None,
yn=None,
zn=None):
self._vertices = None
self._normals = None
self._colors = None
self._color_map = None
self._color_limit = 0
self._alpha = 0
if x is not None and y is not None and z is not None:
vertices = np.vstack((x.ravel(), y.ravel(), z.ravel()))
vertices = vertices.T.ravel().reshape(len(x.ravel()), 3)
if not xn is None:
normals = np.vstack(
(xn.ravel(), yn.ravel(),
zn.ravel())).T.ravel().reshape(len(x.ravel()), 3)
else:
normals = -0.69 * np.ones(vertices.shape)
self._bbox = np.array(
[x.min(), y.min(),
z.min(), x.max(),
y.max(), z.max()])
else:
vertices = None
normals = None
self._bbox = None
if clim is not None and colors is not None and clim is not None:
cs_ = ((colors - clim[0]) / (clim[1] - clim[0]))
cs = cmap(cs_)
cs[:, 3] = alpha
cs = cs.ravel().reshape(len(colors), 4)
else:
#cs = None
if not vertices is None:
cs = np.ones((vertices.shape[0], 4), 'f')
else:
cs = None
color_map = None
color_limit = None
self.set_values(vertices, normals, cs, cmap, clim, alpha)
def set_values(self,
vertices=None,
normals=None,
colors=None,
color_map=None,
color_limit=None,
alpha=None):
if vertices is not None:
self._vertices = vertices
if normals is not None:
self._normals = normals
if color_map is not None:
self._color_map = color_map
if colors is not None:
self._colors = colors
if color_limit is not None:
self._color_limit = color_limit
if alpha is not None:
self._alpha = alpha
def get_vertices(self):
return self._vertices
def get_normals(self):
return self._normals
def get_colors(self):
return self._colors
def get_color_map(self):
return self._color_map
@property
def colour_map(self):
return self._color_map
def get_color_limit(self):
return self._color_limit
@property
def default_view(self):
from traitsui.api import View, Item, Group, InstanceEditor, EnumEditor, TextEditor
from PYME.ui.custom_traits_editors import HistLimitsEditor, CBEditor
return View([
Group([
Item('dsname',
label='Data',
editor=EnumEditor(name='_datasource_choices')),
]),
Item('method'),
Item(
'vertexColour',
editor=EnumEditor(name='_datasource_keys'),
label='Colour',
visible_when='cmap not in ["R", "G", "B", "C", "M","Y", "K"]'),
Group(
[
Item('clim',
editor=HistLimitsEditor(data=self._get_cdata,
update_signal=self.on_update),
show_label=False),
],
visible_when='cmap not in ["R", "G", "B", "C", "M","Y", "K"]'),
Group(
Item('cmap', label='LUT'),
Item('alpha',
visible_when=
"method in ['pointsprites', 'transparent_points']",
editor=TextEditor(auto_set=False,
enter_set=True,
evaluate=float)),
Item('point_size',
editor=TextEditor(auto_set=False,
enter_set=True,
evaluate=float)))
])
#buttons=['OK', 'Cancel'])
def default_traits_view(self):
return self.default_view
class TrackRenderLayer(EngineLayer):
"""
A layer for viewing tracking data
"""
# properties to show in the GUI. Note that we also inherit 'visible' from BaseLayer
vertexColour = CStr('', desc='Name of variable used to colour our points')
cmap = Enum(*cm.cmapnames,
default='gist_rainbow',
desc='Name of colourmap used to colour points')
clim = ListFloat(
[0, 1],
desc='How our variable should be scaled prior to colour mapping')
alpha = Float(1.0, desc='Tranparency')
line_width = Float(1.0, desc='Track line width')
method = Enum(*ENGINES.keys(), desc='Method used to display tracks')
clump_key = CStr('clumpIndex',
desc="Name of column containing the track identifier")
dsname = CStr(
'output',
desc=
'Name of the datasource within the pipeline to use as a source of points'
)
_datasource_keys = List()
_datasource_choices = List()
def __init__(self,
pipeline,
method='tracks',
dsname='',
context=None,
**kwargs):
EngineLayer.__init__(self, context=context, **kwargs)
self._pipeline = pipeline
self.engine = None
self.cmap = 'gist_rainbow'
self.x_key = 'x' #TODO - make these traits?
self.y_key = 'y'
self.z_key = 'z'
self._bbox = None
# define a signal so that people can be notified when we are updated (currently used to force a redraw when
# parameters change)
self.on_update = dispatch.Signal()
# define responses to changes in various traits
self.on_trait_change(self._update, 'vertexColour')
self.on_trait_change(lambda: self.on_update.send(self), 'visible')
self.on_trait_change(self.update,
'cmap, clim, alpha, dsname, clump_key')
self.on_trait_change(self._set_method, 'method')
# update any of our traits which were passed as command line arguments
self.set(**kwargs)
# update datasource name and method
#logger.debug('Setting dsname and method')
self.dsname = dsname
self.method = method
self._set_method()
# if we were given a pipeline, connect ourselves to the onRebuild signal so that we can automatically update
# ourselves
if not self._pipeline is None:
self._pipeline.onRebuild.connect(self.update)
@property
def datasource(self):
"""
Return the datasource we are connected to (through our dsname property).
"""
return self._pipeline.get_layer_data(self.dsname)
def _set_method(self):
#logger.debug('Setting layer method to %s' % self.method)
self.engine = ENGINES[self.method](self._context)
self.update()
def _get_cdata(self):
try:
if isinstance(self.datasource, ClumpManager):
cdata = []
for track in self.datasource.all:
cdata.extend(track[self.vertexColour])
cdata = np.array(cdata)
else:
# Assume tabular dataset
cdata = self.datasource[self.vertexColour]
except KeyError:
cdata = np.array([0, 1])
return cdata
def _update(self, *args, **kwargs):
cdata = self._get_cdata()
self.clim = [float(np.nanmin(cdata)), float(np.nanmax(cdata))]
#self.update(*args, **kwargs)
def update(self, *args, **kwargs):
print('lw update')
self._datasource_choices = self._pipeline.layer_data_source_names
if not self.datasource is None:
if isinstance(self.datasource, ClumpManager):
# Grab the keys from the first Track in the ClumpManager
self._datasource_keys = sorted(self.datasource[0].keys())
else:
# Assume we have a tabular data source
self._datasource_keys = sorted(self.datasource.keys())
if not (self.engine is None or self.datasource is None):
self.update_from_datasource(self.datasource)
self.on_update.send(self)
@property
def bbox(self):
return self._bbox
def update_from_datasource(self, ds):
if isinstance(ds, ClumpManager):
x = []
y = []
z = []
c = []
self.clumpSizes = []
# Copy data from tracks. This is already in clump order
# thanks to ClumpManager
for track in ds.all:
x.extend(track['x'])
y.extend(track['y'])
z.extend(track['z'])
self.clumpSizes.append(track.nEvents)
if not self.vertexColour == '':
c.extend(track[self.vertexColour])
else:
c.extend([0 for i in track['x']])
x = np.array(x)
y = np.array(y)
z = np.array(z)
c = np.array(c)
# print(x,y,z,c)
# print(x.shape,y.shape,z.shape,c.shape)
else:
# Assume tabular data source
x, y = ds[self.x_key], ds[self.y_key]
if not self.z_key is None:
try:
z = ds[self.z_key]
except KeyError:
z = 0 * x
else:
z = 0 * x
if not self.vertexColour == '':
c = ds[self.vertexColour]
else:
c = 0 * x
# Work out clump start and finish indices
# TODO - optimize / precompute????
ci = ds[self.clump_key]
NClumps = int(ci.max())
clist = [[] for i in range(NClumps)]
for i, cl_i in enumerate(ci):
clist[int(cl_i - 1)].append(i)
# This and self.clumpStarts are class attributes for
# compatibility with the old Track rendering layer,
# PYME.LMVis.gl_render3D.TrackLayer
self.clumpSizes = [len(cl_i) for cl_i in clist]
#reorder x, y, z, c in clump order
I = np.hstack([np.array(cl) for cl in clist]).astype(np.int)
x = x[I]
y = y[I]
z = z[I]
c = c[I]
self.clumpStarts = np.cumsum([
0,
] + self.clumpSizes)
#do normal vertex stuff
vertices = np.vstack((x.ravel(), y.ravel(), z.ravel()))
vertices = vertices.T.ravel().reshape(len(x.ravel()), 3)
self._vertices = vertices
self._normals = -0.69 * np.ones(vertices.shape)
self._bbox = np.array(
[x.min(), y.min(),
z.min(), x.max(),
y.max(), z.max()])
clim = self.clim
cmap = getattr(cm, self.cmap)
if clim is not None:
cs_ = ((c - clim[0]) / (clim[1] - clim[0]))
cs = cmap(cs_)
cs[:, 3] = float(self.alpha)
self._colors = cs.ravel().reshape(len(c), 4)
else:
if not vertices is None:
self._colors = np.ones((vertices.shape[0], 4), 'f')
self._color_map = cmap
self._color_limit = clim
self._alpha = float(self.alpha)
def get_vertices(self):
return self._vertices
def get_normals(self):
return self._normals
def get_colors(self):
return self._colors
def get_color_map(self):
return self._color_map
@property
def colour_map(self):
return self._color_map
def get_color_limit(self):
return self._color_limit
@property
def default_view(self):
from traitsui.api import View, Item, Group, InstanceEditor, EnumEditor, TextEditor
from PYME.ui.custom_traits_editors import HistLimitsEditor, CBEditor
return View([
Group([
Item('dsname',
label='Data',
editor=EnumEditor(name='_datasource_choices')),
]),
Item('method'),
Item(
'vertexColour',
editor=EnumEditor(name='_datasource_keys'),
label='Colour',
visible_when='cmap not in ["R", "G", "B", "C", "M","Y", "K"]'),
Group(
[
Item('clim',
editor=HistLimitsEditor(data=self._get_cdata,
update_signal=self.on_update),
show_label=False),
],
visible_when='cmap not in ["R", "G", "B", "C", "M","Y", "K"]'),
Group(
Item('cmap', label='LUT'),
Item('alpha',
editor=TextEditor(auto_set=False,
enter_set=True,
evaluate=float)), Item('line_width'))
])
#buttons=['OK', 'Cancel'])
def default_traits_view(self):
return self.default_view
class ImageUpload(OutputModule):
"""
Upload a PYME ImageStack to an OMERO server, optionally
attaching localization files.
Parameters
----------
input_image : str
name of image in the recipe namespace to upload
input_localization_attachments : dict
maps tabular types (keys) to attachment filenames (values). Tabular's
will be saved as '.hdf' files and attached to the image
filePattern : str
pattern to determine name of image on OMERO server. 'file_stub' will be
set automatically.
omero_dataset : str
name of OMERO dataset to add the image to. If the dataset does not
already exist it will be created. Can use sample metadata entries
using {format} syntax
omero_project : str
name of OMERO project to link the dataset to. If the project does not
already exist it will be created. Can use sample metadata entries
using {format} syntax
Notes
-----
OMERO server address and user login information must be stored in the user
PYME config directory under plugins/config/pyme-omero, e.g.
/Users/Andrew/.PYME/plugins/config/pyme-omero. The file should be yaml
formatted with the following keys:
user
password
address
port [optional]
The project/image/dataset will be owned by the user set in the yaml file.
"""
input_image = Input('')
input_localization_attachments = DictStrStr()
filePattern = '{file_stub}.tif'
scheme = Enum(['OMERO'])
omero_project = CStr('')
omero_dataset = CStr('{Sample.SlideRef}')
def _save(self, image, path):
# force tif extension
path = os.path.splitext(path)[0] + '.tif'
image.Save(path)
def save(self, namespace, context={}):
"""
Parameters
----------
namespace : dict
The recipe namespace
context : dict
Information about the source file to allow pattern substitution to
generate the output name. At least 'file_stub' (which is the
filename without any extension) should be resolved.
"""
from pyme_omero import core
from tempfile import TemporaryDirectory
out_filename = self.filePattern.format(**context)
im = namespace[self.input_image]
if hasattr(im, 'mdh'):
sample = Sample() # hack around our md keys having periods in them
for k in [k for k in im.mdh.keys() if k.startswith('Sample.')]:
setattr(sample, k.split('Sample.')[-1], im.mdh[k])
sample_md = dict(Sample=sample)
else:
sample_md = {}
dataset = self.omero_dataset.format(**sample_md)
project = self.omero_project.format(**sample_md)
with TemporaryDirectory() as temp_dir:
out_filename = os.path.join(temp_dir, out_filename)
self._save(im, out_filename)
loc_filenames = []
for loc_key, loc_stub in self.input_localization_attachments.items(
):
loc_filename = os.path.join(temp_dir, loc_stub)
if os.path.splitext(loc_filename)[-1] == '':
# default to hdf unless h5r is manually specified
loc_filename = loc_filename + '.hdf'
loc_filenames.append(loc_filename)
try:
mdh = namespace[loc_key].mdh
except AttributeError:
mdh = None
namespace[loc_key].to_hdf(loc_filename, loc_key, metadata=mdh)
image_id = core.upload_image_from_file(out_filename, dataset,
project, loc_filenames)
# if an h5r file is the principle input, upload it
try:
principle = os.path.join(context['input_dir'],
context['file_stub']) + '.h5r'
with core.local_or_named_temp_filename(principle) as f:
core.connect_and_upload_file_annotation(
image_id, f, namespace='pyme.localizations')
except (KeyError, IOError):
pass
@property
def inputs(self):
return set(self.input_localization_attachments.keys()).union(
set([self.input_image]))
@property
def default_view(self):
import wx
if wx.GetApp() is None:
return None
from traitsui.api import View, Item
from PYME.ui.custom_traits_editors import DictChoiceStrEditor, CBEditor
inputs, outputs, params = self.get_params()
return View([
Item(name='input_image',
editor=CBEditor(choices=self._namespace_keys)),
] + [
Item(name='input_localization_attachments',
editor=DictChoiceStrEditor(choices=self._namespace_keys)),
] + [
Item('_'),
] + self._view_items(params),
buttons=['OK', 'Cancel'])
@property
def pipeline_view(self):
return self.default_view
@property
def no_localization_view(self):
import wx
if wx.GetApp() is None:
return None
from traitsui.api import View, Item
from PYME.ui.custom_traits_editors import CBEditor
inputs, outputs, params = self.get_params()
return View([
Item(name='input_image',
editor=CBEditor(choices=self._namespace_keys)),
] + [
Item('_'),
] + self._view_items(params),
buttons=['OK', 'Cancel'])
class ImageRenderLayer(EngineLayer):
"""
Layer for viewing images.
"""
# properties to show in the GUI. Note that we also inherit 'visible' from BaseLayer
cmap = Enum(*cm.cmapnames, default='gray', desc='Name of colourmap used to colour faces')
clim = ListFloat([0, 1], desc='How our data should be scaled prior to colour mapping')
alpha = Float(1.0, desc='Tranparency')
method = Enum(*ENGINES.keys(), desc='Method used to display image')
dsname = CStr('output', desc='Name of the datasource within the pipeline to use as an image')
channel = Int(0)
slice = Int(0)
z_pos = Float(0)
_datasource_choices = List()
_datasource_keys = List()
def __init__(self, pipeline, method='image', dsname='', display_opts=None, context=None, **kwargs):
EngineLayer.__init__(self, context=context, **kwargs)
self._pipeline = pipeline
self.engine = None
self.cmap = 'gray'
self._bbox = None
self._do = display_opts #a dh5view display_options instance - if provided, this over-rides the the clim, cmap properties
self._im_key = None
# define a signal so that people can be notified when we are updated (currently used to force a redraw when
# parameters change)
self.on_update = dispatch.Signal()
# define responses to changes in various traits
#self.on_trait_change(self._update, 'vertexColour')
self.on_trait_change(lambda: self.on_update.send(self), 'visible')
self.on_trait_change(self.update, 'cmap, clim, alpha, dsname')
self.on_trait_change(self._set_method, 'method')
# update any of our traits which were passed as command line arguments
self.set(**kwargs)
# update datasource and method
self.dsname = dsname
if self.method == method:
#make sure we still call _set_method even if we start with the default method
self._set_method()
else:
self.method = method
# if we were given a pipeline, connect ourselves to the onRebuild signal so that we can automatically update
# ourselves
if (not self._pipeline is None) and hasattr(pipeline, 'onRebuild'):
self._pipeline.onRebuild.connect(self.update)
@property
def datasource(self):
"""
Return the datasource we are connected to (does not go through the pipeline for triangles_mesh).
"""
try:
return self._pipeline.get_layer_data(self.dsname)
except AttributeError:
#fallback if pipeline is a dictionary
return self._pipeline[self.dsname]
#return self.datasource
@property
def _ds_class(self):
# from PYME.experimental import triangle_mesh
from PYME.IO import image
return image.ImageStack
def _set_method(self):
self.engine = ENGINES[self.method](self._context)
self.update()
# def _update(self, *args, **kwargs):
# #pass
# cdata = self._get_cdata()
# self.clim = [float(cdata.min()), float(cdata.max())]
# self.update(*args, **kwargs)
def update(self, *args, **kwargs):
try:
self._datasource_choices = [k for k, v in self._pipeline.dataSources.items() if isinstance(v, self._ds_class)]
except AttributeError:
self._datasource_choices = [k for k, v in self._pipeline.items() if
isinstance(v, self._ds_class)]
if not (self.engine is None or self.datasource is None):
print('lw update')
self.update_from_datasource(self.datasource)
self.on_update.send(self)
@property
def bbox(self):
return self._bbox
def sync_to_display_opts(self, do=None):
if (do is None):
if not (self._do is None):
do = self._do
else:
return
o = do.Offs[self.channel]
g = do.Gains[self.channel]
clim = [o, o + 1.0 / g]
cmap = do.cmaps[self.channel].name
visible = do.show[self.channel]
self.set(clim=clim, cmap=cmap, visible=visible)
def update_from_datasource(self, ds):
"""
Parameters
----------
ds :
PYME.IO.image.ImageStack object
Returns
-------
None
"""
#if self._do is not None:
# Let display options (if provied) over-ride our settings (TODO - is this the right way to do this?)
# o = self._do.Offs[self.channel]
# g = self._do.Gains[self.channel]
# clim = [o, o + 1.0/g]
#self.clim = clim
# cmap = self._do.cmaps[self.channel]
#self.visible = self._do.show[self.channel]
#else:
clim = self.clim
cmap = getattr(cm, self.cmap)
alpha = float(self.alpha)
c0, c1 = clim
im_key = (self.dsname, self.slice, self.channel)
if not self._im_key == im_key:
self._im_key = im_key
self._im = ds.data[:,:,self.slice, self.channel].astype('f4')# - c0)/(c1-c0)
x0, y0, x1, y1, _, _ = ds.imgBounds.bounds
self._bbox = np.array([x0, y0, 0, x1, y1, 0])
self._bounds = [x0, y0, x1, y1]
self._alpha = alpha
self._color_map = cmap
self._color_limit = clim
def get_color_map(self):
return self._color_map
@property
def colour_map(self):
return self._color_map
def get_color_limit(self):
return self._color_limit
def _get_cdata(self):
return self._im.ravel()[::20]
@property
def default_view(self):
from traitsui.api import View, Item, Group, InstanceEditor, EnumEditor
from PYME.ui.custom_traits_editors import HistLimitsEditor, CBEditor
return View([Group([Item('dsname', label='Data', editor=EnumEditor(name='_datasource_choices')), ]),
#Item('method'),
Group([Item('clim', editor=HistLimitsEditor(data=self._get_cdata), show_label=False), ]),
Group([Item('cmap', label='LUT'),
Item('alpha', visible_when='method in ["flat", "tessel"]')
])
], )
# buttons=['OK', 'Cancel'])
def default_traits_view(self):
return self.default_view
class VertexRenderLayer(BaseLayer):
vertexColour = CStr('')
def __init__(self,
x=None,
y=None,
z=None,
colors=None,
color_map=None,
color_limit=None,
alpha=1.0):
"""
This creates a new RenderLayer object and parses given data.
If the parameters are None, they are not processed. There are groups. So if x is
given, but y is None, both won't be processed.
There are the following groups:
(x,y,z)
(colors, color_map)
Parameters
----------
x x_values of the points
y y_values of the points
z z_values of the points
colors color values of the points
color_map color map that should be used
color_limit limits of the color map
alpha alpha of the points
"""
self.x_key = 'x'
self.y_key = 'y'
self.z_key = 'z'
#self.color_key = None
self._bbox = None
BaseLayer.__init__(self)
self.update_data(x, y, z, colors, color_map, color_limit, alpha)
self.set_shader_program(DefaultShaderProgram)
@property
def bbox(self):
return self._bbox
def update_from_datasource(self, ds, cmap=None, clim=None, alpha=1.0):
x, y = ds[self.x_key], ds[self.y_key]
if not self.z_key is None:
z = ds[self.z_key]
else:
z = 0 * x
if not self.vertexColour == '':
c = ds[self.vertexColour]
else:
c = None
self.update_data(x, y, z, c, cmap=cmap, clim=clim, alpha=alpha)
def update_data(self,
x=None,
y=None,
z=None,
colors=None,
cmap=None,
clim=None,
alpha=1.0):
self._vertices = None
self._normals = None
self._colors = None
self._color_map = None
self._color_limit = 0
self._alpha = 0
if x is not None and y is not None and z is not None:
vertices = np.vstack((x.ravel(), y.ravel(), z.ravel()))
vertices = vertices.T.ravel().reshape(len(x.ravel()), 3)
normals = -0.69 * np.ones(vertices.shape)
self._bbox = np.array(
[x.min(), y.min(),
z.min(), x.max(),
y.max(), z.max()])
else:
vertices = None
normals = None
self._bbox = None
if clim is not None and colors is not None and clim is not None:
cs_ = ((colors - clim[0]) / (clim[1] - clim[0]))
cs = cmap(cs_)
cs[:, 3] = alpha
cs = cs.ravel().reshape(len(colors), 4)
else:
#cs = None
if not vertices is None:
cs = np.ones((vertices.shape[0], 4), 'f')
else:
cs = None
color_map = None
color_limit = None
self.set_values(vertices, normals, cs, cmap, clim, alpha)
@abstractmethod
def render(self, gl_canvas):
if self.get_vertices is None:
print('Tried to render with Null vertices, aborting')
return
self.shader_program.xmin, self.shader_program.xmax = gl_canvas.bounds[
'x']
self.shader_program.ymin, self.shader_program.ymax = gl_canvas.bounds[
'y']
self.shader_program.zmin, self.shader_program.zmax = gl_canvas.bounds[
'z']
self.shader_program.vmin, self.shader_program.vmax = gl_canvas.bounds[
'v']
with self.shader_program:
n_vertices = self.get_vertices().shape[0]
glVertexPointerf(self.get_vertices())
glNormalPointerf(self.get_normals())
glColorPointerf(self.get_colors())
glDrawArrays(GL_TRIANGLES, 0, n_vertices)
def set_values(self,
vertices=None,
normals=None,
colors=None,
color_map=None,
color_limit=None,
alpha=None):
if vertices is not None:
self._vertices = vertices
if normals is not None:
self._normals = normals
if color_map is not None:
self._color_map = color_map
if colors is not None:
self._colors = colors
if color_limit is not None:
self._color_limit = color_limit
if alpha is not None:
self._alpha = alpha
def get_vertices(self):
return self._vertices
def get_normals(self):
return self._normals
def get_colors(self):
return self._colors
def get_color_map(self):
return self._color_map
@property
def colour_map(self):
return self._color_map
def get_color_limit(self):
return self._color_limit
def view(self, ds_keys):
from traitsui.api import View, Item, Group, EnumEditor
from PYME.ui.custom_traits_editors import CBEditor
return View([
Item('vertexColour',
editor=EnumEditor(values=ds_keys),
label='Colour'),
])
class TriangleRenderLayer(EngineLayer):
"""
Layer for viewing triangle meshes.
"""
# properties to show in the GUI. Note that we also inherit 'visible' from BaseLayer
vertexColour = CStr('constant', desc='Name of variable used to colour our points')
cmap = Enum(*cm.cmapnames, default='gist_rainbow', desc='Name of colourmap used to colour faces')
clim = ListFloat([0, 1], desc='How our variable should be scaled prior to colour mapping')
alpha = Float(1.0, desc='Face tranparency')
method = Enum(*ENGINES.keys(), desc='Method used to display faces')
normal_mode = Enum(['Per vertex', 'Per face'])
dsname = CStr('output', desc='Name of the datasource within the pipeline to use as a source of triangles (should be a TriangularMesh object)')
_datasource_choices = List()
_datasource_keys = List()
def __init__(self, pipeline, method='wireframe', dsname='', context=None, **kwargs):
EngineLayer.__init__(self, context=context, **kwargs)
self._pipeline = pipeline
self.engine = None
self.cmap = 'gist_rainbow'
self.x_key = 'x' # TODO - make these traits?
self.y_key = 'y'
self.z_key = 'z'
self.xn_key = 'xn'
self.yn_key = 'yn'
self.zn_key = 'zn'
self._bbox = None
# define a signal so that people can be notified when we are updated (currently used to force a redraw when
# parameters change)
self.on_update = dispatch.Signal()
# define responses to changes in various traits
self.on_trait_change(self._update, 'vertexColour')
self.on_trait_change(lambda: self.on_update.send(self), 'visible')
self.on_trait_change(self.update, 'cmap, clim, alpha, dsname, normal_mode')
self.on_trait_change(self._set_method, 'method')
# update any of our traits which were passed as command line arguments
self.set(**kwargs)
# update datasource and method
self.dsname = dsname
if self.method == method:
#make sure we still call _set_method even if we start with the default method
self._set_method()
else:
self.method = method
# if we were given a pipeline, connect ourselves to the onRebuild signal so that we can automatically update
# ourselves
if not self._pipeline is None:
self._pipeline.onRebuild.connect(self.update)
@property
def datasource(self):
"""
Return the datasource we are connected to (does not go through the pipeline for triangles_mesh).
"""
return self._pipeline.get_layer_data(self.dsname)
#return self.datasource
@property
def _ds_class(self):
# from PYME.experimental import triangle_mesh
from PYME.experimental import _triangle_mesh as triangle_mesh
return triangle_mesh.TrianglesBase
def _set_method(self):
self.engine = ENGINES[self.method](self._context)
self.update()
def _get_cdata(self):
try:
cdata = self.datasource[self.vertexColour]
except (KeyError, TypeError):
cdata = np.array([0, 1])
return cdata
def _update(self, *args, **kwargs):
#pass
cdata = self._get_cdata()
self.clim = [float(cdata.min()), float(cdata.max())]
self.update(*args, **kwargs)
def update(self, *args, **kwargs):
self._datasource_choices = [k for k, v in self._pipeline.dataSources.items() if isinstance(v, self._ds_class)]
if not self.datasource is None:
dks = ['constant',]
if hasattr(self.datasource, 'keys'):
dks = dks + sorted(self.datasource.keys())
self._datasource_keys = dks
if not (self.engine is None or self.datasource is None):
print('lw update')
self.update_from_datasource(self.datasource)
self.on_update.send(self)
@property
def bbox(self):
return self._bbox
def update_from_datasource(self, ds):
"""
Pulls vertices/normals from a binary STL file. See PYME.IO.FileUtils.stl for more info. Calls update_data on the input.
Parameters
----------
ds :
PYME.experimental.triangular_mesh.TriangularMesh object
Returns
-------
None
"""
#t = ds.vertices[ds.faces]
#n = ds.vertex_normals[ds.faces]
x, y, z = ds.vertices[ds.faces].reshape(-1, 3).T
if self.normal_mode == 'Per vertex':
xn, yn, zn = ds.vertex_normals[ds.faces].reshape(-1, 3).T
else:
xn, yn, zn = np.repeat(ds.face_normals.T, 3, axis=1)
if self.vertexColour in ['', 'constant']:
c = np.ones(len(x))
clim = [0, 1]
#elif self.vertexColour == 'vertex_index':
# c = np.arange(0, len(x))
else:
c = ds[self.vertexColour][ds.faces].ravel()
clim = self.clim
cmap = getattr(cm, self.cmap)
alpha = float(self.alpha)
# Do we have coordinates? Concatenate into vertices.
if x is not None and y is not None and z is not None:
vertices = np.vstack((x.ravel(), y.ravel(), z.ravel()))
self._vertices = vertices.T.ravel().reshape(len(x.ravel()), 3)
if not xn is None:
self._normals = np.vstack((xn.ravel(), yn.ravel(), zn.ravel())).T.ravel().reshape(len(x.ravel()), 3)
else:
self._normals = -0.69 * np.ones(self._vertices.shape)
self._bbox = np.array([x.min(), y.min(), z.min(), x.max(), y.max(), z.max()])
else:
self._bbox = None
# TODO: This temporarily sets all triangles to the color red. User should be able to select color.
if c is None:
c = np.ones(self._vertices.shape[0]) * 255 # vector of pink
if clim is not None and c is not None and cmap is not None:
cs_ = ((c - clim[0]) / (clim[1] - clim[0]))
cs = cmap(cs_)
if self.method in ['flat', 'tessel']:
alpha = cs_ * alpha
cs[:, 3] = alpha
if self.method == 'tessel':
cs = np.power(cs, 0.333)
self._colors = cs.ravel().reshape(len(c), 4)
else:
# cs = None
if not self._vertices is None:
self._colors = np.ones((self._vertices.shape[0], 4), 'f')
self._alpha = alpha
self._color_map = cmap
self._color_limit = clim
def get_vertices(self):
return self._vertices
def get_normals(self):
return self._normals
def get_colors(self):
return self._colors
def get_color_map(self):
return self._color_map
@property
def colour_map(self):
return self._color_map
def get_color_limit(self):
return self._color_limit
@property
def default_view(self):
from traitsui.api import View, Item, Group, InstanceEditor, EnumEditor
from PYME.ui.custom_traits_editors import HistLimitsEditor, CBEditor
return View([Group([Item('dsname', label='Data', editor=EnumEditor(name='_datasource_choices')), ]),
Item('method'),
Item('normal_mode', visible_when='method=="shaded"'),
Item('vertexColour', editor=EnumEditor(name='_datasource_keys'), label='Colour'),
Group([Item('clim', editor=HistLimitsEditor(data=self._get_cdata), show_label=False), ], visible_when='vertexColour != "constant"'),
Group([Item('cmap', label='LUT'),
Item('alpha', visible_when='method in ["flat", "tessel"]')
])
], )
# buttons=['OK', 'Cancel'])
def default_traits_view(self):
return self.default_view
class ClusteringByLabel(ModuleBase):
"""
Parameters
----------
input_name : Input
PYME.IO.ImageStack
mask : Input
PYME.IO.ImageStack. Optional mask to only calculate metrics
Returns
-------
output_name = Output
Notes
-----
"""
input_name = Input('input')
mask = Input('')
excitation_start_frame = Int(10)
output_vom = CStr('')
output_mean_pre_excitation = CStr('')
output_name = Output('cluster_metrics')
def execute(self, namespace):
series = namespace[self.input_name]
# squeeze down from 4D
data = series.data[:, :, :].squeeze()
if self.mask == '': # not the most memory efficient, but make a mask
logger.debug(
'No mask provided to ClusteringByLabel, analyzing full image')
mask = np.ones((data.shape[0], data.shape[1]), int)
else:
mask = namespace[self.mask].data[:, :, :].squeeze()
# toss any negative labels, as well as the zero label (per PYME clustering schema).
labels = sorted(list(set(np.clip(np.unique(mask), 0, None)) - {0}))
print(labels)
n_labels = len(labels)
# calculate the Variance_t over Mean_t
var = np.var(data[:, :, self.excitation_start_frame:], axis=2)
mean = np.mean(data[:, :, self.excitation_start_frame:], axis=2)
variance_over_mean = var / mean
if np.isnan(variance_over_mean).any():
logger.error('Variance over mean contains NaN, see %s' %
series.filename)
mean_pre_excitation = np.mean(data[:, :, :self.excitation_start_frame],
axis=2)
cluster_metric_mean = np.zeros(n_labels)
mean_before_excitation = np.zeros(n_labels)
for li in range(n_labels):
# everything is 2D at this point
label_mask = mask == labels[li]
cluster_metric_mean[li] = np.mean(variance_over_mean[label_mask])
mean_before_excitation[li] = np.mean(
mean_pre_excitation[label_mask])
res = tabular.DictSource({
'variance_over_mean': cluster_metric_mean,
'mean_intensity_over_first_10_frames': mean_before_excitation,
'labels': np.array(labels)
})
try:
res.mdh = series.mdh
except AttributeError:
res.mdh = None
namespace[self.output_name] = res
if self.output_vom != '':
namespace[self.output_vom] = image.ImageStack(
data=variance_over_mean, mdh=res.mdh)
if self.output_mean_pre_excitation != '':
namespace[self.output_mean_pre_excitation] = image.ImageStack(
data=mean_pre_excitation, mdh=res.mdh)
class LayerWrapper(HasTraits):
cmap = Enum(*cm.cmapnames, default='gist_rainbow')
clim = ListFloat([0, 1])
alpha = Float(1.0)
visible = Bool(True)
method = Enum(*ENGINES.keys())
engine = Instance(layers.BaseLayer)
dsname = CStr('output')
def __init__(self,
pipeline,
method='points',
ds_name='',
cmap='gist_rainbow',
clim=[0, 1],
alpha=1.0,
visible=True,
method_args={}):
self._pipeline = pipeline
#self._namespace=getattr(pipeline, 'namespace', {})
#self.dsname = None
self.engine = None
self.cmap = cmap
self.clim = clim
self.alpha = alpha
self.visible = visible
self.on_update = dispatch.Signal()
self.on_trait_change(lambda: self.on_update.send(self), 'visible')
self.on_trait_change(self.update, 'cmap, clim, alpha, dsname')
self.on_trait_change(self._set_method, 'method')
#self.set_datasource(ds_name)
self.dsname = ds_name
self._eng_params = dict(method_args)
self.method = method
self._pipeline.onRebuild.connect(self.update)
@property
def _namespace(self):
return self._pipeline.layer_datasources
@property
def bbox(self):
return self.engine.bbox
@property
def colour_map(self):
return self.engine.colour_map
@property
def data_source_names(self):
names = [] #'']
for k, v in self._namespace.items():
names.append(k)
if isinstance(v, tabular.ColourFilter):
for c in v.getColourChans():
names.append('.'.join([k, c]))
return names
@property
def datasource(self):
if self.dsname == '':
return self._pipeline
parts = self.dsname.split('.')
if len(parts) == 2:
# special case - permit access to channels using dot notation
# NB: only works if our underlying datasource is a ColourFilter
ds, channel = parts
return self._namespace.get(ds, None).get_channel_ds(channel)
else:
return self._namespace.get(self.dsname, None)
def _set_method(self):
if self.engine:
self._eng_params = self.engine.get('point_size', 'vertexColour')
#print(eng_params)
self.engine = ENGINES[self.method](self._context)
self.engine.set(**self._eng_params)
self.engine.on_trait_change(self._update, 'vertexColour')
self.engine.on_trait_change(self.update)
self.update()
# def set_datasource(self, ds_name):
# self._dsname = ds_name
#
# self.update()
def _update(self, *args, **kwargs):
cdata = self._get_cdata()
self.clim = [float(cdata.min()), float(cdata.max())]
#self.update(*args, **kwargs)
def update(self, *args, **kwargs):
print('lw update')
if not (self.engine is None or self.datasource is None):
self.engine.update_from_datasource(self.datasource,
getattr(cm, self.cmap),
self.clim, self.alpha)
self.on_update.send(self)
def render(self, gl_canvas):
if self.visible:
self.engine.render(gl_canvas)
def _get_cdata(self):
try:
cdata = self.datasource[self.engine.vertexColour]
except KeyError:
cdata = np.array([0, 1])
return cdata
@property
def default_view(self):
from traitsui.api import View, Item, Group, InstanceEditor, EnumEditor
from PYME.ui.custom_traits_editors import HistLimitsEditor, CBEditor
return View(
[
Group([
Item('dsname',
label='Data',
editor=EnumEditor(values=self.data_source_names)),
]),
Item('method'),
#Item('_'),
Group([
Item('engine',
style='custom',
show_label=False,
editor=InstanceEditor(
view=self.engine.view(self.datasource.keys()))),
]),
#Item('engine.color_key', editor=CBEditor(choices=self.datasource.keys())),
Group([
Item('clim',
editor=HistLimitsEditor(data=self._get_cdata),
show_label=False),
]),
Group([
Item('cmap', label='LUT'),
Item('alpha'),
Item('visible')
],
orientation='horizontal',
layout='flow')
], )
#buttons=['OK', 'Cancel'])
def default_traits_view(self):
return self.default_view
class HDBSCANClustering(ModuleBase):
"""
Performs HDBSCAN clustering on input dictionary
Parameters
----------
minPtsForCore: The minimum size of clusters. Technically the only required parameter.
searchRadius: Extract DBSCAN clustering based on search radius. Skipped if 0 or None.
Notes
-----
See https://github.com/scikit-learn-contrib/hdbscan
Lots of other parameters not mapped.
"""
input_name = Input('filtered')
# input_vert = Input('vert')
columns = ListStr(['x', 'y'])
search_radius = Float()
min_clump_size = Int(100)
clump_column_name = CStr('hdbscan_id')
clump_prob_column_name = CStr('hdbscan_prob')
clump_dbscan_column_name = CStr('dbscan_id')
output_name = Output('hdbscan_clustered')
def execute(self, namespace):
# print('testing showpoints again')
# print(namespace['showplots'])
inp = namespace[self.input_name]
mapped = tabular.mappingFilter(inp)
# vert_data = namespace[self.input_vert]
import hdbscan
clusterer = hdbscan.HDBSCAN(min_cluster_size=self.min_clump_size)
clusterer.fit(np.vstack([inp[k] for k in self.columns]).T)
# Note that hdbscan gives unclustered points label of -1, and first value starts at 0.
# shift hdbscan labels up by one to match existing convention that a clumpID of 0 corresponds to unclumped
mapped.addColumn(str(self.clump_column_name), clusterer.labels_ + 1)
mapped.addColumn(str(self.clump_prob_column_name),
clusterer.probabilities_)
if not self.search_radius is None and self.search_radius > 0:
#Extract dbscan clustering from hdbscan clusterer
dbscan = clusterer.single_linkage_tree_.get_clusters(
self.search_radius, self.min_clump_size)
# shift dbscan labels up by one to match existing convention that a clumpID of 0 corresponds to unclumped
mapped.addColumn(str(self.clump_dbscan_column_name), dbscan + 1)
# propogate metadata, if present
try:
mapped.mdh = inp.mdh
print('testing for mdh')
except AttributeError:
pass
namespace[self.output_name] = mapped
print('finished clustering')
