SphGridType.icc

namespace isce3 { namespace antenna {
 
inline SphGridType gridTypeFromStr(std::string str)
{
    auto upperStr {[](std::string& str) {
        std::transform(str.begin(), str.end(), str.begin(),
                [](unsigned char c) -> unsigned char {
                    return std::toupper(c);
                });
    }};
    upperStr(str);
    if (str == "EL_AND_AZ")
        return SphGridType::EL_AND_AZ;
    if (str == "THETA_PHI")
        return SphGridType::THETA_PHI;
    if (str == "EL_OVER_AZ")
        return SphGridType::EL_OVER_AZ;
    if (str == "AZ_OVER_EL")
        return SphGridType::AZ_OVER_EL;
    throw isce3::except::InvalidArgument(
            ISCE_SRCINFO(), "Bad string for spherical grid type");
}
 
inline std::string toStr(SphGridType grid_type)
{
    switch (grid_type) {
    case SphGridType::THETA_PHI: return std::string {"THETA_PHI"};
 
    case SphGridType::EL_OVER_AZ: return std::string {"EL_OVER_AZ"};
 
    case SphGridType::AZ_OVER_EL: return std::string {"AZ_OVER_EL"};
 
    default: return std::string {"EL_AND_AZ"};
    }
}
 
}} // namespace isce3::antenna