compatibility.inl

#include <limits>
 
namespace glm
{
    // isfinite
    template<typename genType>
    GLM_FUNC_QUALIFIER bool isfinite(
        genType const& x)
    {
#       if GLM_HAS_CXX11_STL
            return std::isfinite(x) != 0;
#       elif GLM_COMPILER & GLM_COMPILER_VC
            return _finite(x) != 0;
#       elif GLM_COMPILER & GLM_COMPILER_GCC && GLM_PLATFORM & GLM_PLATFORM_ANDROID
            return _isfinite(x) != 0;
#       else
            if (std::numeric_limits<genType>::is_integer || std::denorm_absent == std::numeric_limits<genType>::has_denorm)
                return std::numeric_limits<genType>::min() <= x && std::numeric_limits<genType>::max() >= x;
            else
                return -std::numeric_limits<genType>::max() <= x && std::numeric_limits<genType>::max() >= x;
#       endif
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER vec<1, bool, Q> isfinite(
        vec<1, T, Q> const& x)
    {
        return vec<1, bool, Q>(
            isfinite(x.x));
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER vec<2, bool, Q> isfinite(
        vec<2, T, Q> const& x)
    {
        return vec<2, bool, Q>(
            isfinite(x.x),
            isfinite(x.y));
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER vec<3, bool, Q> isfinite(
        vec<3, T, Q> const& x)
    {
        return vec<3, bool, Q>(
            isfinite(x.x),
            isfinite(x.y),
            isfinite(x.z));
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER vec<4, bool, Q> isfinite(
        vec<4, T, Q> const& x)
    {
        return vec<4, bool, Q>(
            isfinite(x.x),
            isfinite(x.y),
            isfinite(x.z),
            isfinite(x.w));
    }
 
}//namespace glm