wassname/simpeg
1
0
Fork 0
mirror of https://github.com/wassname/simpeg.git synced 2026-09-09 11:34:26 +08:00
Code Issues Packages Projects Releases Wiki Activity

put main script at end.

Browse Source
This commit is contained in:
Rowan Cockett
2016-04-29 15:53:08 -07:00
parent 73b6316962
commit 7ad1b6f5aa
1 changed files with 43 additions and 43 deletions
Download Patch File Download Diff File Expand all files Collapse all files
simpegPF/Magnetics.py
+43 -43
View File
@@ -563,49 +563,6 @@ def MagneticsDiffSecondaryInv(mesh, model, data, **kwargs):
return inv, reg return inv, reg
if __name__ == '__main__':
import matplotlib.pyplot as plt
hxind = ((5,25,1.3),(41, 12.5),(5,25,1.3))
hyind = ((5,25,1.3),(41, 12.5),(5,25,1.3))
hzind = ((5,25,1.3),(40, 12.5),(5,25,1.3))
hx, hy, hz = Utils.meshTensors(hxind, hyind, hzind)
mesh = Mesh.TensorMesh([hx, hy, hz], [-hx.sum()/2,-hy.sum()/2,-hz.sum()/2])
chibkg = 0.
chiblk = 0.01
chi = np.ones(mesh.nC)*chibkg
sph_ind = spheremodel(mesh, 0., 0., 0., 100)
chi[sph_ind] = chiblk
model = BaseMag.BaseMagModel(mesh)
# mu = (1.+chi)*mu_0
data = BaseMag.BaseMagData()
Inc = 90.
Dec = 0.
Btot = 51000
data.setBackgroundField(Inc, Dec, Btot)
xr = np.linspace(-300, 300, 41)
yr = np.linspace(-300, 300, 41)
X, Y = np.meshgrid(xr, yr)
Z = np.ones((xr.size, yr.size))*150
rxLoc = np.c_[Utils.mkvc(X), Utils.mkvc(Y), Utils.mkvc(Z)]
data.rxLoc = rxLoc
prob = MagneticsDiffSecondary(mesh, model)
prob.pair(data)
dpred = data.dpred(chi)
# fig = plt.figure( figsize = (8,5) )
# ax = plt.subplot(111)
# dat = plt.imshow(np.reshape(dpred, (xr.size, yr.size), order='F'), extent=[min(xr), max(xr), min(yr), max(yr)])
# plt.colorbar(dat, ax = ax)
# plt.show()
def Intgrl_Fwr_Data(mesh,B,M,rxLoc,model,actv,flag): def Intgrl_Fwr_Data(mesh,B,M,rxLoc,model,actv,flag):
""" """
Forward model magnetic data using integral equation Forward model magnetic data using integral equation
@@ -1306,3 +1263,46 @@ def read_MAGfwr_inp(input_file):
return mshfile, obsfile, modfile, magfile, topofile return mshfile, obsfile, modfile, magfile, topofile
if __name__ == '__main__':
import matplotlib.pyplot as plt
hxind = ((5,25,1.3),(41, 12.5),(5,25,1.3))
hyind = ((5,25,1.3),(41, 12.5),(5,25,1.3))
hzind = ((5,25,1.3),(40, 12.5),(5,25,1.3))
hx, hy, hz = Utils.meshTensors(hxind, hyind, hzind)
mesh = Mesh.TensorMesh([hx, hy, hz], [-hx.sum()/2,-hy.sum()/2,-hz.sum()/2])
chibkg = 0.
chiblk = 0.01
chi = np.ones(mesh.nC)*chibkg
sph_ind = spheremodel(mesh, 0., 0., 0., 100)
chi[sph_ind] = chiblk
model = BaseMag.BaseMagModel(mesh)
# mu = (1.+chi)*mu_0
data = BaseMag.BaseMagData()
Inc = 90.
Dec = 0.
Btot = 51000
data.setBackgroundField(Inc, Dec, Btot)
xr = np.linspace(-300, 300, 41)
yr = np.linspace(-300, 300, 41)
X, Y = np.meshgrid(xr, yr)
Z = np.ones((xr.size, yr.size))*150
rxLoc = np.c_[Utils.mkvc(X), Utils.mkvc(Y), Utils.mkvc(Z)]
data.rxLoc = rxLoc
prob = MagneticsDiffSecondary(mesh, model)
prob.pair(data)
dpred = data.dpred(chi)
# fig = plt.figure( figsize = (8,5) )
# ax = plt.subplot(111)
# dat = plt.imshow(np.reshape(dpred, (xr.size, yr.size), order='F'), extent=[min(xr), max(xr), min(yr), max(yr)])
# plt.colorbar(dat, ax = ax)
# plt.show()