dcuda focus (Bx,By, Bz),(Tx,Ty,Tz)
Changes the focus via CUDA logical coordinates of the form <<<(Bx,By,Bz),(Tx,Ty,Tz)>>>.
The following abbreviations are also accepted:
<<<Tx>>>
<<<(Tx)>>>
<<<(Tx,Ty)>>>
<<<(Tx,Ty,Tz)>>>
<<<(Bx),(Tx)>>>
<<<(Bx),(Tx,Ty)>>>
<<<(Bx),(Tx,Ty,Tz)>>>
<<<(Bx,By),(Tx)>>>
<<<(Bx,By),(Tx,Ty)>>>
<<<(Bx,By),(Tx,Ty,Tz)>>>
<<<(Bx,By,Bz),(Tx)>>>
<<<(Bx,By,Bz),(Tx,Ty)>>>
<<<(Bx,By,Bz),(Tx,Ty,Tz)>>>
Angle brackets are optional, but must be balanced.