mirror of
https://github.com/wassname/simpeg.git
synced 2026-06-29 13:32:59 +08:00
D Fournier
78 lines
2.0 KiB
Python
78 lines
2.0 KiB
Python
import os
|
|
|
|
#home_dir = 'C:\Users\dominiquef.MIRAGEOSCIENCE\Documents\GIT\SimPEG\simpegpf\simpegPF\Dev'
|
|
home_dir = 'C:\\Users\\dominiquef.MIRAGEOSCIENCE\\ownCloud\\Research\\Modelling\\Synthetic\\Block_Gaussian_topo'
|
|
|
|
inpfile = 'PYMAG3D_inv.inp'
|
|
|
|
dsep = '\\'
|
|
os.chdir(home_dir)
|
|
|
|
#%%
|
|
from SimPEG import np, Utils, mkvc
|
|
import simpegPF as PF
|
|
import pylab as plt
|
|
|
|
## New scripts to be added to basecode
|
|
#from fwr_MAG_data import fwr_MAG_data
|
|
#from read_MAGfwr_inp import read_MAGfwr_inp
|
|
|
|
#%%
|
|
# Read input file
|
|
[mshfile, obsfile, topofile, mstart, mref, magfile, wgtfile, chi, alphas, bounds, lpnorms] = PF.BaseMag.read_MAGinv_inp(home_dir + dsep + inpfile)
|
|
|
|
# Load mesh file
|
|
mesh = Utils.meshutils.readUBCTensorMesh(mshfile)
|
|
|
|
# Load in observation file
|
|
[B,M,dobs] = PF.BaseMag.readUBCmagObs(obsfile)
|
|
|
|
rxLoc = dobs[:,0:3]
|
|
d = dobs[:,3]
|
|
wd = dobs[:,4]
|
|
|
|
ndata = rxLoc.shape[0]
|
|
|
|
|
|
# Load in topofile or create flat surface
|
|
if topofile == 'null':
|
|
|
|
Nx,Ny = np.meshgrid(mesh.vectorNx,mesh.vectorNy)
|
|
Nz = np.ones(Nx.shape) * mesh.vectorNz[-1]
|
|
|
|
topo = np.c_[mkvc(Nx),mkvc(Ny),mkvc(Nz)]
|
|
|
|
else:
|
|
topofile = np.genfromtxt(topofile,delimiter=' \n',dtype=np.str,skip_header=0)
|
|
|
|
# Work with flat topogrphy for now
|
|
nullcell = np.ones(mesh.nC)
|
|
|
|
# Load model file
|
|
if isinstance(mstart, float):
|
|
mstart = np.ones(mesh.nC) * mstart
|
|
else:
|
|
mstart = Utils.meshutils.readUBCTensorModel(mstart,mesh)
|
|
|
|
|
|
# Get magnetization vector for MOF
|
|
if magfile=='DEFAULT':
|
|
|
|
M_xyz = PF.Magnetics.dipazm_2_xyz(np.ones(mesh.nC) * M[0], np.ones(mesh.nC) * M[1])
|
|
|
|
else:
|
|
M_xyz = np.genfromtxt(magfile,delimiter=' \n',dtype=np.str,comments='!')
|
|
|
|
|
|
# Create forward operator
|
|
F = PF.Magnetics.Intrgl_Fwr_Op(mesh,B,M_xyz,rxLoc,'tmi')
|
|
|
|
# Get distance weighting function
|
|
wr = PF.Magnetics.get_dist_wgt(mesh,rxLoc,3.,np.min(mesh.hx)/4)
|
|
Utils.writeUBCTensorModel(home_dir+dsep+'wr.dat',mesh,wr)
|
|
|
|
# Write out the predicted
|
|
pred = F.dot(mstart)
|
|
PF.Magnetics.writeUBCobs(home_dir + dsep + 'Pred.dat',B,M,rxLoc,pred,wd)
|
|
|