Files
simpeg/simpegMT/Sources/backgroundModelSources.py
T
2015-02-12 19:40:06 -08:00

31 lines
1.1 KiB
Python

def homo1DModelSource(mesh,bgMod):
'''
Function that calculates and return backround fields
'''
# import
from simpegMT.Utils import get1DEfields
# Get a 1d solution for a halfspace background
mesh1d = simpeg.Mesh.TensorMesh([M.hz],np.array([M.x0[2]]))
e0_1d = get1DEfields(mesh1d,M.r(sigBG,'CC','CC','M')[0,0,:],freq)
# Setup x (east) polarization (_x)
ex_px = np.zeros(M.vnEx,dtype=complex)
ey_px = np.zeros((M.nEy,1),dtype=complex)
ez_px = np.zeros((M.nEz,1),dtype=complex)
# Assign the source to ex_x
for i in arange(M.vnEx[0]):
for j in arange(M.vnEx[2]):
ex_px[i,j,:] = e0_1d
eBG_px = np.vstack((simpeg.Utils.mkvc(M.r(ex_px,'Ex','Ex','V'),2),ey_px,ez_px))
# Setup y (north) polarization (_py)
ex_py = np.zeros(M.nEx, dtype='complex128')
ey_py = np.zeros((M.vnEy), dtype='complex128')
ez_py = np.zeros(M.nEz, dtype='complex128')
# Assign the source to ey_py
for i in arange(M.vnEy[0]):
for j in arange(M.vnEy[1]):
ey_py[i,j,:] = e0_1d
eBG_py = np.r_[ex_py,simpeg.Utils.mkvc(ey_py),ez_py]