sftrace2 (2.0-git Mtrace2.c 853 2004-11-05 12:54:22Z fomels)
index
user/fomels/Mtrace2.c
2-D multiple arrivals by cell ray tracing.

 
Synopsis
        sftrace2 < vel.rsf > outp.rsf size=size.rsf grid=grid.rsf na=60 da=3.1 a0=-90. maxsplit=10 minx=0.5*dx maxx=2.*dx mina=0.5*da maxa=2.*da vel=y order=3 lsint=n

 
Parameters
       
 
float a0=-90.
initial angle (in degrees)
 
float da=3.1
angle increment (in degrees)
 
file grid=
auxiliary output file name
 
bool lsint=n [y/n]
if use least-squares interpolation
 
float maxa=2.*da

 
int maxsplit=10
maximum splitting for adaptive grid
 
float maxx=2.*dx

 
float mina=0.5*da

 
float minx=0.5*dx
parameters for adaptive grid
 
int na=60
number of angles
 
int order=3
velocity interpolation order
 
file size=
auxiliary output file name
 
bool vel=y [y/n]
y: velocity, n: slowness