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Really fix build for msvc

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This commit is contained in:
tamasmeszaros 2019-07-17 16:47:09 +02:00
parent c74e6513d9
commit aff1863aed
2 changed files with 25 additions and 22 deletions
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38
src/libslic3r/MTUtils.hpp
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@ -260,18 +260,14 @@ template<class I> struct is_scaled_coord
};
// Meta predicates for floating, 'scaled coord' and generic arithmetic types
template<class T>
using FloatingOnly = enable_if_t<std::is_floating_point<T>::value, T>;
template<class T, class O = T>
using FloatingOnly = enable_if_t<std::is_floating_point<T>::value, O>;
template<class T>
using ScaledCoordOnly = enable_if_t<is_scaled_coord<T>::value, T>;
template<class T, class O = T>
using ScaledCoordOnly = enable_if_t<is_scaled_coord<T>::value, O>;
template<class T>
using ArithmeticOnly = enable_if_t<std::is_arithmetic<T>::value, T>;
// A shorter form for a generic Eigen vector which is widely used in PrusaSlicer
template<class T, int N>
using EigenVec = Eigen::Matrix<T, N, 1, Eigen::DontAlign>;
template<class T, class O = T>
using ArithmeticOnly = enable_if_t<std::is_arithmetic<T>::value, O>;
// Semantics are the following:
// Upscaling (scaled()): only from floating point types (or Vec) to either
@ -282,7 +278,7 @@ using EigenVec = Eigen::Matrix<T, N, 1, Eigen::DontAlign>;
template<class Tout,
class Tin,
class = FloatingOnly<Tin>>
inline SLIC3R_CONSTEXPR FloatingOnly<Tout> scaled(const Tin &v) SLIC3R_NOEXCEPT
inline constexpr FloatingOnly<Tout> scaled(const Tin &v) noexcept
{
return Tout(v / Tin(SCALING_FACTOR));
}
@ -292,15 +288,20 @@ inline SLIC3R_CONSTEXPR FloatingOnly<Tout> scaled(const Tin &v) SLIC3R_NOEXCEPT
// it can be different for integers but it does not have to be. Using
// std::round means loosing noexcept and constexpr modifiers
template<class Tout = coord_t, class Tin, class = FloatingOnly<Tin>>
inline SLIC3R_CONSTEXPR ScaledCoordOnly<Tout> scaled(const Tin &v) SLIC3R_NOEXCEPT
inline constexpr ScaledCoordOnly<Tout> scaled(const Tin &v) noexcept
{
//return static_cast<Tout>(std::round(v / SCALING_FACTOR));
return Tout(v / Tin(SCALING_FACTOR));
}
// Conversion for Eigen vectors (N dimensional points)
template<class Tout = coord_t, class Tin, int N, class = FloatingOnly<Tin>>
inline EigenVec<ArithmeticOnly<Tout>, N> scaled(const EigenVec<Tin, N> &v)
template<class Tout = coord_t,
class Tin,
int N,
class = FloatingOnly<Tin>,
int...EigenArgs>
inline Eigen::Matrix<ArithmeticOnly<Tout>, N, EigenArgs...>
scaled(const Eigen::Matrix<Tin, N, EigenArgs...> &v)
{
return (v / SCALING_FACTOR).template cast<Tout>();
}
@ -310,7 +311,7 @@ template<class Tout = double,
class Tin,
class = ArithmeticOnly<Tin>,
class = FloatingOnly<Tout>>
inline SLIC3R_CONSTEXPR Tout unscaled(const Tin &v) SLIC3R_NOEXCEPT
inline constexpr Tout unscaled(const Tin &v) noexcept
{
return Tout(v * Tout(SCALING_FACTOR));
}
@ -321,9 +322,10 @@ template<class Tout = double,
class Tin,
int N,
class = ArithmeticOnly<Tin>,
class = FloatingOnly<Tout>>
inline SLIC3R_CONSTEXPR EigenVec<Tout, N> unscaled(
const EigenVec<Tin, N> &v) SLIC3R_NOEXCEPT
class = FloatingOnly<Tout>,
int...EigenArgs>
inline constexpr Eigen::Matrix<Tout, N, EigenArgs...>
unscaled(const Eigen::Matrix<Tin, N, EigenArgs...> &v) noexcept
{
return v.template cast<Tout>() * SCALING_FACTOR;
}