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[update] testing min/max plot (WIP)

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Marcel Paffrath 2018-04-13 10:56:52 +02:00
parent 10c26a8261
commit ba37d587a6
3 changed files with 39 additions and 13 deletions
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7
PyLoT.py
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@ -1667,8 +1667,8 @@ class MainWindow(QMainWindow):
def check_plot_quantity(self):
settings = QSettings()
nth_sample = settings.value("nth_sample") if settings.value("nth_sample") else 1
npts_max = 1e6
nth_sample = int(settings.value("nth_sample")) if settings.value("nth_sample") else 1
npts_max = 1e7
npts = self.get_npts_to_plot()
npts2plot = npts/nth_sample
if npts2plot < npts_max:
@ -1677,7 +1677,8 @@ class MainWindow(QMainWindow):
message = "You are about to plot a huge dataset with {npts} datapoints. With a current setting of " \
"nth_sample = {nth_sample} a total of {npts2plot} points will be plotted which is more " \
"than the maximum setting of {npts_max}. " \
"PyLoT recommends to raise nth_sample from {nth_sample} to {nth_sample_new}. Continue?"
"PyLoT recommends to raise nth_sample from {nth_sample} to {nth_sample_new}. Do you want "\
"to change nth_sample to {nth_sample_new} now?"
ans = QMessageBox.question(self, self.tr("Optimize plot performance..."),
self.tr(message.format(npts=npts,

3
pylot/core/io/data.py
View File

@ -379,9 +379,10 @@ class Data(object):
self.wfsyn = Stream()
wffnames = None
wffnames_syn = None
wfdir = 'processed' if 'processed' in [fname.split('/')[-1] for fname in fnames] else 'raw'
if obspy_dmt:
for fpath in fnames:
if fpath.endswith('raw'):
if fpath.endswith(wfdir):
wffnames = [os.path.join(fpath, fname) for fname in os.listdir(fpath)]
if 'syngine' in fpath.split('/')[-1]:
wffnames_syn = [os.path.join(fpath, fname) for fname in os.listdir(fpath)]

42
pylot/core/util/widgets.py
View File

@ -25,6 +25,7 @@ except ImportError:
from matplotlib.backends.backend_qt4agg import NavigationToolbar2QT
from matplotlib.widgets import MultiCursor
from matplotlib.tight_layout import get_renderer, get_subplotspec_list, get_tight_layout_figure
from scipy.signal import argrelmin, argrelmax
from PySide import QtCore, QtGui
from PySide.QtGui import QAction, QApplication, QCheckBox, QComboBox, \
@ -539,9 +540,9 @@ class WaveformWidgetPG(QtGui.QWidget):
n+=1
st = st_select.select(network=network, station=station, channel=channel)
st_syn = wfsyn.select(network=network, station=station, channel=channel)
trace = st[0]
trace = st[0].copy()
if st_syn:
trace_syn = st_syn[0]
trace_syn = st_syn[0].copy()
if mapping:
comp = channel[-1]
n = compclass.getPlotPosition(str(comp))
@ -552,23 +553,46 @@ class WaveformWidgetPG(QtGui.QWidget):
msg = 'plotting %s channel of station %s' % (channel, station)
print(msg)
stime = trace.stats.starttime - self.wfstart
time_ax = prepTimeAxis(stime, trace)
if st_syn:
stime_syn = trace_syn.stats.starttime - self.wfstart
time_ax_syn = prepTimeAxis(stime_syn, trace_syn)
if time_ax is not None:
# TEST TEST max/min plot
minsamples = argrelmin(trace.data)
maxsamples = argrelmax(trace.data)
plot_samples = np.sort(np.append(minsamples, maxsamples))
trace.data = trace.data[plot_samples]
time_ax = time_ax[plot_samples]
if st_syn:
minsamples_syn = argrelmin(trace_syn.data)
maxsamples_syn = argrelmax(trace_syn.data)
plot_samples_syn = np.sort(np.append(minsamples_syn, maxsamples_syn))
trace_syn.data = trace_syn.data[plot_samples_syn]
time_ax_syn = time_ax_syn[plot_samples_syn]
# TEST TEST Remove middle of seismograms for overview plot
# trace.data = trace.data[abs(trace.data) > 0.1 * max(abs(trace.data))]
# if st_syn:
# trace.data_syn = trace.data_syn[abs(trace.data_syn) > 0.1 * max(abs(trace.data))]
# TEST TEST ------
if time_ax not in [None, []]:
if not scaleddata:
trace.detrend('constant')
trace.normalize(np.max(np.abs(trace.data)) * 2)
if st_syn:
trace_syn.detrend('constant')
trace_syn.normalize(np.max(np.abs(trace_syn.data)) * 2)
times = [time for index, time in enumerate(time_ax) if not index % nth_sample]
times_syn = [time for index, time in enumerate(time_ax_syn) if not index % nth_sample] if st_syn else []
data = [datum + n for index, datum in enumerate(trace.data) if not index % nth_sample]
data_syn = [datum + n for index, datum in enumerate(trace_syn.data)
if not index % nth_sample] if st_syn else []
plots.append((times, data, times_syn, data_syn))
# TODO: change this to numpy operations instead of lists?
times = np.array([time for index, time in enumerate(time_ax) if not index % nth_sample])
times_syn = np.array([time for index, time in enumerate(time_ax_syn) if not index % nth_sample] if st_syn else [])
trace.data = np.array([datum + n for index, datum in enumerate(trace.data) if not index % nth_sample])
trace.data_syn = np.array([datum + n for index, datum in enumerate(trace.data_syn)
if not index % nth_sample] if st_syn else [])
plots.append((times, trace.data,
times_syn, trace.data_syn))
self.setPlotDict(n, (station, channel, network))
self.xlabel = 'seconds since {0}'.format(self.wfstart)
self.ylabel = ''