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test finished
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@darioizzo
darioizzo committed Aug 25, 2023
1 parent 678196e commit fe805ec
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Showing 2 changed files with 307 additions and 24 deletions.
65 changes: 46 additions & 19 deletions include/kep3/planet.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -21,18 +21,30 @@
#include <kep3/detail/visibility.hpp>
#include <kep3/epoch.hpp>

#define kep3_S11N_PLANET_EXPORT_KEY(PLA) \
BOOST_CLASS_EXPORT_KEY2(kep3::detail::planet_inner<PLA>, "udpla " #PLA) \
BOOST_CLASS_TRACKING(kep3::detail::planet_inner<PLA>, \
boost::serialization::track_never)

#define kep3_S11N_PLANET_IMPLEMENT(PLA) \
BOOST_CLASS_EXPORT_IMPLEMENT(kep3::detail::planet_inner<PLA>)

#define kep3_S11N_PLANET_EXPORT(PLA) \
kep3_S11N_PLANET_EXPORT_KEY(PLA) kep3_S11N_PLANET_IMPLEMENT(PLA)

namespace kep3::detail {
// Type traits to detect whether user classes have certain methods implemented.

// This macro assembles the necessary boilerplate to detect the generic getter method
// double udpla_get_NAME()
#define UDPLA_HAS_GET(NAME) \
template <typename T> \
using udpla_get_##NAME##_t = \
decltype(std::declval<std::add_lvalue_reference_t<const T>>().get_##NAME()); \
template <typename T> \
inline constexpr bool udpla_has_get_##NAME##_v = \
std::is_same_v<detected_t<udpla_get_##NAME##_t, T>, double>
// This macro assembles the necessary boilerplate to detect the generic getter
// method double udpla_get_NAME()
#define UDPLA_HAS_GET(NAME) \
template <typename T> \
using udpla_get_##NAME##_t = \
decltype(std::declval<std::add_lvalue_reference_t<const T>>() \
.get_##NAME()); \
template <typename T> \
inline constexpr bool udpla_has_get_##NAME##_v = \
std::is_same_v<detected_t<udpla_get_##NAME##_t, T>, double>

UDPLA_HAS_GET(mu_central_body);
UDPLA_HAS_GET(mu_self);
Expand All @@ -48,7 +60,8 @@ using udpla_eph_t =
std::declval<const epoch &>()));

template <typename T>
using udpla_has_eph = std::is_same<detected_t<udpla_eph_t, T>, std::array<std::array<double, 3>, 2>>;
using udpla_has_eph = std::is_same<detected_t<udpla_eph_t, T>,
std::array<std::array<double, 3>, 2>>;

// udpla_has_get_name_v<T> is True if T has the method:
// std::string get_name()
Expand All @@ -69,7 +82,6 @@ template <typename T>
inline constexpr bool udpla_has_get_extra_info_v =
std::is_same_v<detected_t<udpla_get_extra_info_t, T>, std::string>;


// This defines the main interface for a class to be type erased into a kep3
// planet
struct kep3_DLL_PUBLIC planet_inner_base {
Expand All @@ -87,7 +99,8 @@ struct kep3_DLL_PUBLIC planet_inner_base {
virtual void *get_ptr() = 0;

// mandatory methods
[[nodiscard]] virtual std::array<std::array<double, 3>, 2> eph(const epoch &) const = 0;
[[nodiscard]] virtual std::array<std::array<double, 3>, 2>
eph(const epoch &) const = 0;
// optional methods with default implementations
[[nodiscard]] virtual std::string get_name() const = 0;
[[nodiscard]] virtual std::string get_extra_info() const = 0;
Expand All @@ -96,7 +109,6 @@ struct kep3_DLL_PUBLIC planet_inner_base {
[[nodiscard]] virtual double get_radius() const = 0;
[[nodiscard]] virtual double get_safe_radius() const = 0;


private:
// Serialization.
friend class boost::serialization::access;
Expand Down Expand Up @@ -134,7 +146,8 @@ struct kep3_DLL_PUBLIC planet_inner final : planet_inner_base {
void *get_ptr() final { return &m_value; }

// Mandatory methods.
[[nodiscard]] std::array<std::array<double, 3>, 2> eph(const epoch &ep) const final {
[[nodiscard]] std::array<std::array<double, 3>, 2>
eph(const epoch &ep) const final {
return m_value.eph(ep);
}
// optional methods with default implementations
Expand All @@ -158,28 +171,32 @@ struct kep3_DLL_PUBLIC planet_inner final : planet_inner_base {
if constexpr (udpla_has_get_mu_central_body_v<T>) {
return m_value.get_mu_central_body();
} else {
return -1.; // by convention, in kep3 this signals the planet does not expose this physical value
return -1.; // by convention, in kep3 this signals the planet does not
// expose this physical value
}
}
[[nodiscard]] double get_mu_self() const final {
if constexpr (udpla_has_get_mu_self_v<T>) {
return m_value.get_mu_self();
} else {
return -1.; // by convention, in kep3 this signals the planet does not expose this physical value
return -1.; // by convention, in kep3 this signals the planet does not
// expose this physical value
}
}
[[nodiscard]] double get_radius() const final {
if constexpr (udpla_has_get_radius_v<T>) {
return m_value.get_radius();
} else {
return -1.; // by convention, in kep3 this signals the planet does not expose this physical value
return -1.; // by convention, in kep3 this signals the planet does not
// expose this physical value
}
}
[[nodiscard]] double get_safe_radius() const final {
if constexpr (udpla_has_get_safe_radius_v<T>) {
return m_value.get_safe_radius();
} else {
return -1.; // by convention, in kep3 this signals the planet does not expose this physical value
return -1.; // by convention, in kep3 this signals the planet does not
// expose this physical value
}
}

Expand All @@ -199,9 +216,19 @@ using is_udpla = std::conjunction<

struct null_udpla {
null_udpla();
static std::array<std::array<double, 3>, 2> eph(const epoch&);
static std::array<std::array<double, 3>, 2> eph(const epoch &);

private:
friend class boost::serialization::access;
template <typename Archive> void serialize(Archive &, unsigned){};
};
} // namespace kep3::detail
kep3_S11N_PLANET_EXPORT_KEY(kep3::detail::null_udpla);

// Disable Boost.Serialization tracking for the implementation
// details of the planet.
BOOST_CLASS_TRACKING(kep3::detail::planet_inner_base,
boost::serialization::track_never)

namespace kep3 {
// The final class
Expand Down
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