Program sfwem3d_gpu | 3D ISOTROPIC wave-equation finite-difference migration on GPU 
[SYNOPSIS]
sfwem3d_gpu vel=Fvel.rsf swf=Fswf.rsf rwf=Frwf.rsf swfout=Fswfo.rsf rwfout=Frwfo.rsf kxmap=Fkxmap.rsf > Fxigo.rsf gpu=0 nxtap=40 nytap=40 verbose=n wantwf=n
[PARAMETERS]
int     | gpu | =0 |   | 	ID of the GPU to be used 
file    | kxmap | = |   | 	auxiliary output file name
int     | nxtap | =40 |   | 	TAPER size 
int     | nytap | =40 |   | 	TAPER size 
file    | rwf | = |   | 	auxiliary input file name
file    | rwfout | = |   | 	auxiliary output file name
file    | swf | = |   | 	auxiliary input file name
file    | swfout | = |   | 	auxiliary output file name
file    | vel | = |   | 	auxiliary input file name
bool    | verbose | =n |  [y/n] | 	VERBOSITY flag 
bool    | wantwf | =n |  [y/n] | 	Want output wavefields 
[DIRECTORY]
user/rweiss
