sfewelr3dgrad (2.0-git)
index
user/jsun/Mewelr3dgrad.c
3D elastic recursive integral time extrapolation using shared-memory parallel FFT (with gradient term)

 
Synopsis
        sfewelr3dgrad < Fwav.rsf ccc=Fccc.rsf sou=Fsou.rsf rec=Frec.rsf rnk=Frnk.rsf lft=Flft.rsf rht=Frht.rsf wfl=Fwfl.rsf > Fdat.rsf verb=n snap=n free=n back=n esou=n tstp=n dabc=n nbell=NOP jdata=1 jsnap=nt nb=NOP cb=1.f nqz=sf_n(az) nqx=sf_n(ax) nqy=sf_n(ay) oqz=sf_o(az) oqx=sf_o(ax) oqy=sf_o(ay)
sou wavelet (nx,ny,nc,nt)
rec data (nx,ny,nc,nt)
sou geometry (nc,nx,ny)
rec geometry (nc,nx,ny)

 
Parameters
       
 
bool back=n [y/n]
backward extrapolation flag (for rtm)
 
float cb=1.f

 
file ccc=
auxiliary input file name
 
bool dabc=n [y/n]
absorbing BC
 
bool esou=n [y/n]
explosive force source
 
bool free=n [y/n]
free surface flag
 
int jdata=1

 
int jsnap=nt

 
file lft=
auxiliary input file name
 
int nb=NOP

 
int nbell=NOP
bell size
 
int nqx=sf_n(ax)

 
int nqy=sf_n(ay)

 
int nqz=sf_n(az)

 
float oqx=sf_o(ax)

 
float oqy=sf_o(ay)

 
float oqz=sf_o(az)

 
file rec=
auxiliary input file name
 
file rht=
auxiliary input file name
 
file rnk=
auxiliary input file name
 
bool snap=n [y/n]
wavefield snapshots flag
 
file sou=
auxiliary input file name
 
bool tstp=n [y/n]
two-step propagator
 
bool verb=n [y/n]
verbosity flag
 
file wfl=
auxiliary output file name