//! Function to transfer the (compatible) information content from DensityHeader
//! to ImageHeader
void DensityHeader_to_ImageHeader(const DensityHeader &dh, ImageHeader &h) {
// map size
h.set_number_of_slices(dh.get_nz());
h.set_number_of_rows(dh.get_ny());
h.set_number_of_columns(dh.get_nx());
// mode
switch (dh.get_data_type()) {
case 1:
h.set_image_type(ImageHeader::VOL_BYTE);
break;
case 2:
h.set_image_type(ImageHeader::VOL_INT);
break;
case 5:
h.set_image_type(ImageHeader::VOL_IMPEM);
break;
}
// Reversed image?
if (algebra::get_is_big_endian()) {
h.set_reversed(dh.lswap != 1);
} else {
h.set_reversed(dh.lswap == 1);
}
// Origins and pixel size
h.set_origin(
algebra::Vector3D(dh.get_xorigin(), dh.get_yorigin(), dh.get_zorigin()));
h.set_object_pixel_size(dh.get_spacing());
// Statistical values. There is no field in DensityHeader to guarantee that
// they are computed or correct, so they are ignored
h.set_fImami(0.);
h.set_fFmax(0.);
h.set_fFmin(0.);
h.set_fAv(0.);
h.set_fSig(0.);
// These fields don't have an equivalent in DensityHeader
h.set_Scale(1.);
h.set_fAngle1(0.);
h.set_Weight(1.);
h.set_Flip(0.);
h.set_fNrec(0.);
h.set_fNlabel(0.);
h.set_fIhist(0.);
h.set_fLabrec(0.);
h.set_fIangle(0.);
h.set_fLabbyt(0.);
h.set_fLenbyt(0.);
h.set_fFlag(0.); // Ignore all the Euler angles for the Spider Image
// Set time and date
h.set_date();
h.set_time();
}
