def builddynamicdeffile (okadaparamfile,faultparamfile,outfile,t0=0.0, tend=1.0, nt = 2):
faultparams=getokadaparams(okadaparamfile)
faultparams.update(getfaultparams(faultparamfile))
fid=open(outfile,'w')
X=linspace(faultparams['xlower'],faultparams['xupper'],faultparams['mx'])
Y=linspace(faultparams['ylower'],faultparams['yupper'],faultparams['my'])
T=linspace(t0,tend,nt)
dZ=okadamap(faultparams,X,Y)
ind=fixdata.findbadindices(dZ)
if ind:
dZ=fixdata.fillbaddata(dZ,ind)
dZ = filtermask(dZ,faultparams)
#pdb.set_trace()
for it in T:
alpha=(it-t0)/(tend-t0)
for jj in xrange(faultparams['my']):
j=-1-jj
for i in xrange(faultparams['mx']) :
fid.write('%012.6e %012.6e %012.6e %012.6e \n' % (it,X[i],Y[j],alpha*dZ[j,i]))
fid.close()
return
def removenodata_value (inputfile,outputfile,topotypein=2,topotypeout=2,nodata_value=None,method='fill'):
"""
remove the nodata_values in a topo file by interpolating from meaningful values.
"""
import pylab
(X,Y,Z)=topofile2griddata(inputfile,topotypein)
if topotypein>1 and not nodata_value:
topoheader=topoheaderread(inputfile)
nodata_value=topoheader['nodata_value']
elif not nodata_value:
print 'provide a value for nodata_value when using topotype1'
if method=='fill':
ind=fixdata.findbadindices(Z,nodata_value)
if size(ind)>0:
print("Changing %s nodata_value points" % size(ind))
Z=fixdata.fillbaddata(Z,ind)
griddata2topofile(X,Y,Z,outputfile,topotypeout,nodata_value,nodata_value)
return
nrows= shape(Z)[0]
ncols= shape(Z)[1]
npts = nrows*ncols
xi=X[0,:]
yi=Y[:,0]
X.np.reshape(npts)
Y.np.reshape(npts)
Z.np.reshape(npts)
ind=np.where(Z!=nodata_value)
X=X[ind]
Y=Y[ind]
Z=Z[ind]
ptsremove=npts-len(Z)
if ptsremove>0:
print("Removing %s nodata_value points" % ptsremove)
Z = pylab.griddata(X,Y,Z,xi,yi)
(X,Y)=np.meshgrid(xi,yi)
griddata2topofile(X,Y,Z,outputfile,topotypeout,nodata_value,nodata_value)
return
def builddeffile (okadaparamfile,faultparamfile,outfile):
faultparams=getokadaparams(okadaparamfile)
faultparams.update(getfaultparams(faultparamfile))
fid=open(outfile,'w')
X=linspace(faultparams['xlower'],faultparams['xupper'],faultparams['mx'])
Y=linspace(faultparams['ylower'],faultparams['yupper'],faultparams['my'])
dZ=okadamap(faultparams,X,Y)
ind=fixdata.findbadindices(dZ)
if ind:
dZ=fixdata.fillbaddata(dZ,ind)
dZ = filtermask(dZ,faultparams)
#pdb.set_trace()
for jj in xrange(faultparams['my']):
j=-1-jj
for i in xrange(faultparams['mx']) :
fid.write('%012.6e %012.6e %012.6e \n' % (X[i],Y[j],dZ[j,i]))
fid.close()
return