& xx_genarr2d_preproc_r,xx_genarr3d_preproc_r
_RL xx_genarr3d_preproc_r(maxCtrlProc,maxCtrlArr3D)
& xx_genarr3d_preproc_r, xx_genarr3d_preproc_c,
xx_genarr3d_preproc_r(jarr,iarr) = 0. _d 0