Program sfgsray2rays2d | Oriented zero-offset migration. 
[SYNOPSIS]
sfgsray2rays2d < time.rsf dept=dept.rsf ang=angl.rsf slow=slow.rsf slowz=slowz.rsf slowx=slowx.rsf ref3=fref3.rsf > imagt.rsf stride=1 tolz= tolx= tola= ref1= ref2=
[PARAMETERS]
file    | ang | = |   | 	auxiliary input file name
file    | dept | = |   | 	auxiliary input file name
string  | ref1 | = |   | 	
string  | ref2 | = |   | 	
string  | ref3 | = |   | 	auxiliary input file name
file    | slow | = |   | 	auxiliary input file name
file    | slowx | = |   | 	auxiliary input file name
file    | slowz | = |   | 	auxiliary input file name
int     | stride | =1 |   | 	
float   | tola | = |   | 	
float   | tolx | = |   | 	
float   | tolz | = |   | 	
[DIRECTORY]
user/roman
