Merged branch develop into master
This commit is contained in:
commit
dbe47690eb
@ -1,243 +0,0 @@
|
|||||||
# -*- coding: utf-8 -*-
|
|
||||||
import numpy as np
|
|
||||||
|
|
||||||
|
|
||||||
def vgrids2VTK(inputfile='vgrids.in', outputfile='vgrids.vtk', absOrRel='abs', inputfileref='vgridsref.in'):
|
|
||||||
'''
|
|
||||||
Generate a vtk-file readable by e.g. paraview from FMTOMO output vgrids.in
|
|
||||||
|
|
||||||
:param: absOrRel, can be "abs" or "rel" for absolute or relative velocities. if "rel" inputfileref must be given
|
|
||||||
:type: str
|
|
||||||
'''
|
|
||||||
|
|
||||||
def getDistance(angle):
|
|
||||||
PI = np.pi
|
|
||||||
R = 6371.
|
|
||||||
distance = angle / 180 * (PI * R)
|
|
||||||
return distance
|
|
||||||
|
|
||||||
def readNumberOfPoints(filename):
|
|
||||||
fin = open(filename, 'r')
|
|
||||||
vglines = fin.readlines()
|
|
||||||
|
|
||||||
nR = int(vglines[1].split()[0])
|
|
||||||
nTheta = int(vglines[1].split()[1])
|
|
||||||
nPhi = int(vglines[1].split()[2])
|
|
||||||
|
|
||||||
print('readNumberOf Points: Awaiting %d grid points in %s'
|
|
||||||
% (nR * nTheta * nPhi, filename))
|
|
||||||
fin.close()
|
|
||||||
return nR, nTheta, nPhi
|
|
||||||
|
|
||||||
def readDelta(filename):
|
|
||||||
fin = open(filename, 'r')
|
|
||||||
vglines = fin.readlines()
|
|
||||||
|
|
||||||
dR = float(vglines[2].split()[0])
|
|
||||||
dTheta = float(vglines[2].split()[1])
|
|
||||||
dPhi = float(vglines[2].split()[2])
|
|
||||||
|
|
||||||
fin.close()
|
|
||||||
return dR, dTheta, dPhi
|
|
||||||
|
|
||||||
def readStartpoints(filename):
|
|
||||||
fin = open(filename, 'r')
|
|
||||||
vglines = fin.readlines()
|
|
||||||
|
|
||||||
sR = float(vglines[3].split()[0])
|
|
||||||
sTheta = float(vglines[3].split()[1])
|
|
||||||
sPhi = float(vglines[3].split()[2])
|
|
||||||
|
|
||||||
fin.close()
|
|
||||||
return sR, sTheta, sPhi
|
|
||||||
|
|
||||||
def readVelocity(filename):
|
|
||||||
'''
|
|
||||||
Reads in velocity from vgrids file and returns a list containing all values in the same order
|
|
||||||
'''
|
|
||||||
vel = [];
|
|
||||||
count = 0
|
|
||||||
fin = open(filename, 'r')
|
|
||||||
vglines = fin.readlines()
|
|
||||||
|
|
||||||
for line in vglines:
|
|
||||||
count += 1
|
|
||||||
if count > 4:
|
|
||||||
vel.append(float(line.split()[0]))
|
|
||||||
|
|
||||||
print("Read %d points out of file: %s" % (count - 4, filename))
|
|
||||||
return vel
|
|
||||||
|
|
||||||
R = 6371. # earth radius
|
|
||||||
outfile = open(outputfile, 'w')
|
|
||||||
|
|
||||||
# Theta, Phi in radians, R in km
|
|
||||||
nR, nTheta, nPhi = readNumberOfPoints(inputfile)
|
|
||||||
dR, dTheta, dPhi = readDelta(inputfile)
|
|
||||||
sR, sTheta, sPhi = readStartpoints(inputfile)
|
|
||||||
vel = readVelocity(inputfile)
|
|
||||||
|
|
||||||
nX = nPhi;
|
|
||||||
nY = nTheta;
|
|
||||||
nZ = nR
|
|
||||||
|
|
||||||
sZ = sR - R
|
|
||||||
sX = getDistance(np.rad2deg(sPhi))
|
|
||||||
sY = getDistance(np.rad2deg(sTheta))
|
|
||||||
|
|
||||||
dX = getDistance(np.rad2deg(dPhi))
|
|
||||||
dY = getDistance(np.rad2deg(dTheta))
|
|
||||||
|
|
||||||
nPoints = nX * nY * nZ
|
|
||||||
|
|
||||||
dZ = dR
|
|
||||||
|
|
||||||
# write header
|
|
||||||
print("Writing header for VTK file...")
|
|
||||||
outfile.writelines('# vtk DataFile Version 3.1\n')
|
|
||||||
outfile.writelines('Velocity on FMTOMO vgrids.in points\n')
|
|
||||||
outfile.writelines('ASCII\n')
|
|
||||||
outfile.writelines('DATASET STRUCTURED_POINTS\n')
|
|
||||||
|
|
||||||
outfile.writelines('DIMENSIONS %d %d %d\n' % (nX, nY, nZ))
|
|
||||||
outfile.writelines('ORIGIN %f %f %f\n' % (sX, sY, sZ))
|
|
||||||
outfile.writelines('SPACING %f %f %f\n' % (dX, dY, dZ))
|
|
||||||
|
|
||||||
outfile.writelines('POINT_DATA %15d\n' % (nPoints))
|
|
||||||
if absOrRel == 'abs':
|
|
||||||
outfile.writelines('SCALARS velocity float %d\n' % (1))
|
|
||||||
elif absOrRel == 'rel':
|
|
||||||
outfile.writelines('SCALARS velChangePercent float %d\n' % (1))
|
|
||||||
outfile.writelines('LOOKUP_TABLE default\n')
|
|
||||||
|
|
||||||
# write velocity
|
|
||||||
if absOrRel == 'abs':
|
|
||||||
print("Writing velocity values to VTK file...")
|
|
||||||
for velocity in vel:
|
|
||||||
outfile.writelines('%10f\n' % velocity)
|
|
||||||
elif absOrRel == 'rel':
|
|
||||||
velref = readVelocity(inputfileref)
|
|
||||||
if not len(velref) == len(vel):
|
|
||||||
print('ERROR: Number of gridpoints mismatch for %s and %s' % (inputfile, inputfileref))
|
|
||||||
return
|
|
||||||
# velrel = [((vel - velref) / velref * 100) for vel, velref in zip(vel, velref)]
|
|
||||||
velrel = []
|
|
||||||
for velocities in zip(vel, velref):
|
|
||||||
v, vref = velocities
|
|
||||||
if not vref == 0:
|
|
||||||
velrel.append((v - vref) / vref * 100)
|
|
||||||
else:
|
|
||||||
velrel.append(0)
|
|
||||||
|
|
||||||
nR_ref, nTheta_ref, nPhi_ref = readNumberOfPoints(inputfileref)
|
|
||||||
if not nR_ref == nR and nTheta_ref == nTheta and nPhi_ref == nPhi:
|
|
||||||
print('ERROR: Dimension mismatch of grids %s and %s' % (inputfile, inputfileref))
|
|
||||||
return
|
|
||||||
print("Writing velocity values to VTK file...")
|
|
||||||
for velocity in velrel:
|
|
||||||
outfile.writelines('%10f\n' % velocity)
|
|
||||||
print('Pertubations: min: %s, max: %s' % (min(velrel), max(velrel)))
|
|
||||||
|
|
||||||
outfile.close()
|
|
||||||
print("Wrote velocity grid for %d points to file: %s" % (nPoints, outputfile))
|
|
||||||
return
|
|
||||||
|
|
||||||
|
|
||||||
def rays2VTK(fnin, fdirout='./vtk_files/', nthPoint=50):
|
|
||||||
'''
|
|
||||||
Writes VTK file(s) for FMTOMO rays from rays.dat. There is one file created for each ray.
|
|
||||||
|
|
||||||
:param: fdirout, output directory, must exist before
|
|
||||||
:type: str
|
|
||||||
|
|
||||||
:param: nthPoint, plot every nth point of the ray
|
|
||||||
:type: integer
|
|
||||||
'''
|
|
||||||
|
|
||||||
def getDistance(angle):
|
|
||||||
PI = np.pi
|
|
||||||
R = 6371.
|
|
||||||
distance = angle / 180 * (PI * R)
|
|
||||||
return distance
|
|
||||||
|
|
||||||
infile = open(fnin, 'r')
|
|
||||||
R = 6371
|
|
||||||
rays = {}
|
|
||||||
raynumber = 0
|
|
||||||
nPoints = 0
|
|
||||||
|
|
||||||
### NOTE: rays.dat seems to be in km and radians
|
|
||||||
|
|
||||||
while True:
|
|
||||||
raynumber += 1
|
|
||||||
firstline = infile.readline()
|
|
||||||
if firstline == '': break # break at EOF
|
|
||||||
raynumber = int(firstline.split()[0])
|
|
||||||
shotnumber = int(firstline.split()[1])
|
|
||||||
rayValid = int(firstline.split()[4]) # is zero if the ray is invalid
|
|
||||||
if rayValid == 0:
|
|
||||||
print('Invalid ray number %d for shot number %d' % (raynumber, shotnumber))
|
|
||||||
continue
|
|
||||||
nRayPoints = int(infile.readline().split()[0])
|
|
||||||
if not shotnumber in rays.keys():
|
|
||||||
rays[shotnumber] = {}
|
|
||||||
rays[shotnumber][raynumber] = []
|
|
||||||
for index in range(nRayPoints):
|
|
||||||
if index % nthPoint is 0 or index == (nRayPoints - 1):
|
|
||||||
rad, lat, lon = infile.readline().split()
|
|
||||||
rays[shotnumber][raynumber].append(
|
|
||||||
[getDistance(np.rad2deg(float(lon))), getDistance(np.rad2deg(float(lat))), float(rad) - R])
|
|
||||||
else:
|
|
||||||
dummy = infile.readline()
|
|
||||||
|
|
||||||
infile.close()
|
|
||||||
|
|
||||||
for shotnumber in rays.keys():
|
|
||||||
fnameout = fdirout + 'rays%03d.vtk' % (shotnumber)
|
|
||||||
outfile = open(fnameout, 'w')
|
|
||||||
|
|
||||||
nPoints = 0
|
|
||||||
for raynumber in rays[shotnumber]:
|
|
||||||
for ray in rays[shotnumber][raynumber]:
|
|
||||||
nPoints += 1
|
|
||||||
|
|
||||||
# write header
|
|
||||||
# print("Writing header for VTK file...")
|
|
||||||
print("Writing shot %d to file %s" % (shotnumber, fnameout))
|
|
||||||
outfile.writelines('# vtk DataFile Version 3.1\n')
|
|
||||||
outfile.writelines('FMTOMO rays\n')
|
|
||||||
outfile.writelines('ASCII\n')
|
|
||||||
outfile.writelines('DATASET POLYDATA\n')
|
|
||||||
outfile.writelines('POINTS %15d float\n' % (nPoints))
|
|
||||||
|
|
||||||
# write coordinates
|
|
||||||
# print("Writing coordinates to VTK file...")
|
|
||||||
|
|
||||||
for raynumber in rays[shotnumber].keys():
|
|
||||||
for raypoint in rays[shotnumber][raynumber]:
|
|
||||||
outfile.writelines('%10f %10f %10f \n' % (raypoint[0], raypoint[1], raypoint[2]))
|
|
||||||
|
|
||||||
outfile.writelines('LINES %15d %15d\n' % (len(rays[shotnumber]), len(rays[shotnumber]) + nPoints))
|
|
||||||
|
|
||||||
# write indices
|
|
||||||
# print("Writing indices to VTK file...")
|
|
||||||
|
|
||||||
count = 0
|
|
||||||
for raynumber in rays[shotnumber].keys():
|
|
||||||
outfile.writelines('%d ' % (len(rays[shotnumber][raynumber])))
|
|
||||||
for index in range(len(rays[shotnumber][raynumber])):
|
|
||||||
outfile.writelines('%d ' % (count))
|
|
||||||
count += 1
|
|
||||||
outfile.writelines('\n')
|
|
||||||
|
|
||||||
# outfile.writelines('POINT_DATA %15d\n' %(nPoints))
|
|
||||||
# outfile.writelines('SCALARS rays float %d\n' %(1))
|
|
||||||
# outfile.writelines('LOOKUP_TABLE default\n')
|
|
||||||
|
|
||||||
# # write velocity
|
|
||||||
# print("Writing velocity values to VTK file...")
|
|
||||||
# for velocity in vel:
|
|
||||||
# outfile.writelines('%10f\n' %velocity)
|
|
||||||
|
|
||||||
# outfile.close()
|
|
||||||
# print("Wrote velocity grid for %d points to file: %s" %(nPoints, outputfile))
|
|
||||||
@ -45,16 +45,41 @@ def vgrids2VTK(inputfile='vgrids.in', outputfile='vgrids.vtk', absOrRel='abs', i
|
|||||||
|
|
||||||
outfile.writelines('POINT_DATA %15d\n' % (nPoints))
|
outfile.writelines('POINT_DATA %15d\n' % (nPoints))
|
||||||
if absOrRel == 'abs':
|
if absOrRel == 'abs':
|
||||||
|
<<<<<<< HEAD
|
||||||
outfile.writelines('SCALARS velocity float %d\n' %(1))
|
outfile.writelines('SCALARS velocity float %d\n' %(1))
|
||||||
|
if absOrRel == 'relDepth':
|
||||||
|
outfile.writelines('SCALARS velocity2depthMean float %d\n' %(1))
|
||||||
|
=======
|
||||||
|
outfile.writelines('SCALARS velocity float %d\n' % (1))
|
||||||
|
>>>>>>> 37f9292c39246b327d3630995ca2521725c6cdd7
|
||||||
elif absOrRel == 'rel':
|
elif absOrRel == 'rel':
|
||||||
outfile.writelines('SCALARS velChangePercent float %d\n' % (1))
|
outfile.writelines('SCALARS velChangePercent float %d\n' % (1))
|
||||||
outfile.writelines('LOOKUP_TABLE default\n')
|
outfile.writelines('LOOKUP_TABLE default\n')
|
||||||
|
|
||||||
|
pointsPerR = nTheta * nPhi
|
||||||
|
|
||||||
# write velocity
|
# write velocity
|
||||||
if absOrRel == 'abs':
|
if absOrRel == 'abs':
|
||||||
print("Writing velocity values to VTK file...")
|
print("Writing velocity values to VTK file...")
|
||||||
for velocity in vel:
|
for velocity in vel:
|
||||||
|
<<<<<<< HEAD
|
||||||
outfile.writelines('%10f\n' %velocity)
|
outfile.writelines('%10f\n' %velocity)
|
||||||
|
elif absOrRel == 'relDepth':
|
||||||
|
print("Writing velocity values to VTK file relative to mean of each depth...")
|
||||||
|
index = 0; count = 0
|
||||||
|
veldepth = []
|
||||||
|
for velocity in vel:
|
||||||
|
count += 1
|
||||||
|
veldepth.append(velocity)
|
||||||
|
if count%pointsPerR == 0:
|
||||||
|
velmean = np.mean(veldepth)
|
||||||
|
#print velmean, count, count/pointsPerR
|
||||||
|
for vel in veldepth:
|
||||||
|
outfile.writelines('%10f\n' %(vel - velmean))
|
||||||
|
veldepth = []
|
||||||
|
=======
|
||||||
|
outfile.writelines('%10f\n' % velocity)
|
||||||
|
>>>>>>> 37f9292c39246b327d3630995ca2521725c6cdd7
|
||||||
elif absOrRel == 'rel':
|
elif absOrRel == 'rel':
|
||||||
nref, dref, sref, velref = _readVgrid(inputfileref)
|
nref, dref, sref, velref = _readVgrid(inputfileref)
|
||||||
nR_ref, nTheta_ref, nPhi_ref = nref
|
nR_ref, nTheta_ref, nPhi_ref = nref
|
||||||
|
|||||||
Loading…
Reference in New Issue
Block a user