cleaned up surveyUtils
This commit is contained in:
Marcel Paffrath
parent
3e7e693a66
commit
4399004277
@ -1,48 +1,5 @@
|
||||
import numpy as np
|
||||
|
||||
def generateSurvey(obsdir, shotlist):
|
||||
from obspy.core import read
|
||||
from pylot.core.active import seismicshot
|
||||
|
||||
shot_dict = {}
|
||||
for shotnumber in shotlist: # loop over data files
|
||||
# generate filenames and read manual picks to a list
|
||||
obsfile = obsdir + str(shotnumber) + '_pickle.dat'
|
||||
#obsfile = obsdir + str(shotnumber) + '.dat'
|
||||
|
||||
if not obsfile in shot_dict.keys():
|
||||
shot_dict[shotnumber] = []
|
||||
shot_dict[shotnumber] = seismicshot.SeismicShot(obsfile)
|
||||
shot_dict[shotnumber].setParameters('shotnumber', shotnumber)
|
||||
|
||||
return shot_dict
|
||||
|
||||
def setParametersForShots(cutwindow, tmovwind, tsignal, tgap, receiverfile, sourcefile, shot_dict):
|
||||
for shot in shot_dict.values():
|
||||
shot.setCut(cutwindow)
|
||||
shot.setTmovwind(tmovwind)
|
||||
shot.setTsignal(tsignal)
|
||||
shot.setTgap(tgap)
|
||||
shot.setRecfile(receiverfile)
|
||||
shot.setSourcefile(sourcefile)
|
||||
shot.setOrder(order = 4)
|
||||
|
||||
def removeEmptyTraces(shot_dict):
|
||||
filename = 'removeEmptyTraces.out'
|
||||
filename2 = 'updateTraces.out'
|
||||
outfile = open(filename, 'w')
|
||||
outfile2 = open(filename2, 'w')
|
||||
for shot in shot_dict.values():
|
||||
del_traceIDs = shot.updateTraceList()
|
||||
removed = shot.removeEmptyTraces()
|
||||
if removed is not None:
|
||||
outfile.writelines('shot: %s, removed empty traces: %s\n' %(shot.getShotnumber(), removed))
|
||||
outfile2.writelines('shot: %s, removed traceID(s) %s because they were not found in the corresponding stream\n' %(shot.getShotnumber(), del_traceIDs))
|
||||
print '\nremoveEmptyTraces, updateTraces: Finished! See %s and %s for more information of removed traces.\n' %(filename, filename2)
|
||||
outfile.close()
|
||||
outfile2.close()
|
||||
|
||||
|
||||
def readParameters(parfile, parameter):
|
||||
from ConfigParser import ConfigParser
|
||||
parameterConfig = ConfigParser()
|
||||
@ -53,11 +10,6 @@ def readParameters(parfile, parameter):
|
||||
|
||||
return value
|
||||
|
||||
def setArtificialPick(shot_dict, traceID, pick):
|
||||
for shot in shot_dict.values():
|
||||
shot.setPick(traceID, pick)
|
||||
shot.setPickwindow(traceID, shot.getCut())
|
||||
|
||||
def fitSNR4dist(shot_dict, shiftdist = 5):
|
||||
dists = []
|
||||
picks = []
|
||||
@ -79,7 +31,6 @@ def fitSNR4dist(shot_dict, shiftdist = 5):
|
||||
plotFittedSNR(dists, snrthresholds, snrs)
|
||||
return fit_fn #### ZU VERBESSERN, sollte fertige funktion wiedergeben
|
||||
|
||||
|
||||
def plotFittedSNR(dists, snrthresholds, snrs):
|
||||
import matplotlib.pyplot as plt
|
||||
plt.interactive(True)
|
||||
@ -98,76 +49,6 @@ def setFittedSNR(shot_dict, shiftdist = 5, p1 = 0.004, p2 = -0.004):
|
||||
shot.setSNRthreshold(traceID, 1/(fit_fn(shot.getDistance(traceID) + shiftdist)**2)) ### s.o.
|
||||
print "\nsetFittedSNR: Finished setting of fitted SNR-threshold"
|
||||
|
||||
#def linearInterp(dist_med, dist_start
|
||||
|
||||
def exportFMTOMO(shot_dict, directory = 'FMTOMO_export', sourcefile = 'input_sf.in', ttFileExtension = '.tt'):
|
||||
count = 0
|
||||
fmtomo_factor = 1000 # transforming [m/s] -> [km/s]
|
||||
LatAll = []; LonAll = []; DepthAll = []
|
||||
srcfile = open(directory + '/' + sourcefile, 'w')
|
||||
srcfile.writelines('%10s\n' %len(shot_dict)) # number of sources
|
||||
for shotnumber in getShotlist(shot_dict):
|
||||
shot = getShotForShotnumber(shot_dict, shotnumber)
|
||||
ttfilename = str(shotnumber) + ttFileExtension
|
||||
(x, y, z) = shot.getSrcLoc() # getSrcLoc returns (x, y, z)
|
||||
srcfile.writelines('%10s %10s %10s\n' %(getAngle(y), getAngle(x), (-1)*z)) # lat, lon, depth
|
||||
LatAll.append(getAngle(y)); LonAll.append(getAngle(x)); DepthAll.append((-1)*z)
|
||||
srcfile.writelines('%10s\n' %1) #
|
||||
srcfile.writelines('%10s %10s %10s\n' %(1, 1, ttfilename))
|
||||
ttfile = open(directory + '/' + ttfilename, 'w')
|
||||
traceIDlist = shot.getTraceIDlist()
|
||||
traceIDlist.sort()
|
||||
ttfile.writelines(str(countPickedTraces(shot)) + '\n')
|
||||
for traceID in traceIDlist:
|
||||
if shot.getPick(traceID) is not None:
|
||||
pick = shot.getPick(traceID) * fmtomo_factor
|
||||
delta = shot.getPickError(traceID) * fmtomo_factor
|
||||
(x, y, z) = shot.getRecLoc(traceID)
|
||||
ttfile.writelines('%20s %20s %20s %10s %10s\n' %(getAngle(y), getAngle(x), (-1)*z, pick, delta))
|
||||
LatAll.append(getAngle(y)); LonAll.append(getAngle(x)); DepthAll.append((-1)*z)
|
||||
count += 1
|
||||
ttfile.close()
|
||||
srcfile.close()
|
||||
print 'Wrote output for %s traces' %count
|
||||
print 'WARNING: output generated for FMTOMO-obsdata. Obsdata seems to take Lat, Lon, Depth and creates output for FMTOMO as Depth, Lat, Lon'
|
||||
print 'Dimensions of the seismic Array, transformed for FMTOMO, are Depth(%s, %s), Lat(%s, %s), Lon(%s, %s)'%(
|
||||
min(DepthAll), max(DepthAll), min(LatAll), max(LatAll), min(LonAll), max(LonAll))
|
||||
|
||||
def getShotlist(shot_dict):
|
||||
shotlist = []
|
||||
for shot in shot_dict.values():
|
||||
shotlist.append(shot.getShotnumber())
|
||||
shotlist.sort()
|
||||
return shotlist
|
||||
|
||||
def getShotForShotnumber(shot_dict, shotnumber):
|
||||
for shot in shot_dict.values():
|
||||
if shot.getShotnumber() == shotnumber:
|
||||
return shot
|
||||
|
||||
def getAngle(distance):
|
||||
'''
|
||||
Function returns the angle on a Sphere of the radius R = 6371 [km] for a distance [km].
|
||||
'''
|
||||
PI = np.pi
|
||||
R = 6371.
|
||||
angle = distance * 180 / (PI * R)
|
||||
return angle
|
||||
|
||||
def countPickedTraces(shot):
|
||||
numtraces = 0
|
||||
for traceID in shot.getTraceIDlist():
|
||||
if shot.getPick(traceID) is not None:
|
||||
numtraces += 1
|
||||
print "countPickedTraces: Found %s picked traces in shot number %s" %(numtraces, shot.getShotnumber())
|
||||
return numtraces
|
||||
|
||||
def countAllPickedTraces(shot_dict):
|
||||
traces = 0
|
||||
for shot in shot_dict.values():
|
||||
traces += countPickedTraces(shot)
|
||||
return traces
|
||||
|
||||
def findTracesInRanges(shot_dict, distancebin, pickbin):
|
||||
'''
|
||||
Returns traces corresponding to a certain area in a plot with all picks over the distances.
|
||||
@ -180,7 +61,6 @@ def findTracesInRanges(shot_dict, distancebin, pickbin):
|
||||
|
||||
:param: pickbin
|
||||
:type: tuple, (t1[s], t2[s])
|
||||
|
||||
'''
|
||||
shots_found = {}
|
||||
for shot in shot_dict.values():
|
||||
|
||||
Loading…
Reference in New Issue
Block a user