hydra> print(s3d_comp[1]);
{name="Ring",
 type="xray",
 ignore=0,
 norm=0.62,
 ispec=1,
 rndint=1,
 rndclr=Double_Type[3],
 vsxyz=Double_Type[3],
 velval=0,
 vtype=-1,
 voxyz=NULL,
 vrthphi=NULL,
 vturb=0,
 arr=Double_Type[115,115,115],
 ngen=43684}