Initial commit

change 1e-2 to 'ftol' in CalSurfG.f90, which may cause problem with small study region (~2 km)

scripts/GenerateIniMOD.py

@@ -0,0 +1,32 @@
+#!/usr/bin/env python
+# how to run:
+# ./GenerateIniMOD.py
+# remember to move MOD to the directory where you want to run DSurfTomo
+import numpy as np
+
+#parameters need to be changed
+#start
+nx=18
+ny=18
+nz=9
+minvel=0.9
+velgrad=0.6
+dep1=np.array([0,0.2,0.4,0.6,0.8,1.1,1.4,1.8,2.5])
+#end
+vs1=np.zeros(nz)
+mod=np.zeros((nz*ny,nx))
+for k in range(nz):
+  for j in range(ny):
+    for i in range(nx):
+      mod[k*ny+j,i]= minvel+dep1[k]*velgrad
+with open('MOD','w') as fp:
+    for i in range(nz):
+        fp.write('%5.1f' % dep1[i])
+    fp.write('\n')
+    for k in range(nz):
+        for j in range(ny):
+            for i in range(nx):
+                fp.write('%7.3f' % mod[k*ny+j,i])
+            fp.write('\n')
+for i in range(nz):
+  print dep1[i],