Eigen::internal::patan_reduced< Scalar > Struct Template Reference

#include <GenericPacketMathFunctions.h>

Public Member Functions
EIGEN_DEFINE_FUNCTION_ALLOWING_MULTIPLE_DEFINITIONS Packet	run (const Packet &x)
EIGEN_DEFINE_FUNCTION_ALLOWING_MULTIPLE_DEFINITIONS Packet	run (const Packet &x)

Static Public Member Functions
template<typename Packet >
static EIGEN_DEFINE_FUNCTION_ALLOWING_MULTIPLE_DEFINITIONS Packet	run (const Packet &x)

Member Function Documentation

run() [1/3]

template<typename Scalar >

template<typename Packet >

static EIGEN_DEFINE_FUNCTION_ALLOWING_MULTIPLE_DEFINITIONS Packet Eigen::internal::patan_reduced< Scalar >::run ( const Packet &  x )

static

Referenced by Eigen::internal::generic_atan().

run() [2/3]

EIGEN_DEFINE_FUNCTION_ALLOWING_MULTIPLE_DEFINITIONS Packet Eigen::internal::patan_reduced< double >::run

(

const Packet &

x

)

                                                                                                     {
  constexpr double alpha[] = {2.6667153866462208e-05, 3.0917513112462781e-03, 5.2574296781008604e-02,
                              3.0409318473444424e-01, 7.5365702534987022e-01, 8.2704055405494614e-01,
                              3.3004361289279920e-01};
 
  constexpr double beta[] = {
      2.7311202462436667e-04, 1.0899150928962708e-02, 1.1548932646420353e-01, 4.9716458728465573e-01, 1.0,
      9.3705509168587852e-01, 3.3004361289279920e-01};
 
  Packet x2 = pmul(x, x);
  Packet p = ppolevl<Packet, 6>::run(x2, alpha);
  Packet q = ppolevl<Packet, 6>::run(x2, beta);
  return pmul(x, pdiv(p, q));
}

References alpha, beta, p, Eigen::internal::pdiv(), Eigen::internal::pmul(), Eigen::numext::q, Eigen::internal::ppolevl< Packet, N >::run(), plotDoE::x, and Global_parameters::x2().

run() [3/3]

EIGEN_DEFINE_FUNCTION_ALLOWING_MULTIPLE_DEFINITIONS Packet Eigen::internal::patan_reduced< float >::run

(

const Packet &

x

)

                                                                                                    {
  constexpr float alpha[] = {1.12026982009410858154296875e-01f, 7.296695709228515625e-01f, 8.109951019287109375e-01f};
 
  constexpr float beta[] = {1.00917108356952667236328125e-02f, 2.8318560123443603515625e-01f, 1.0f,
                            8.109951019287109375e-01f};
 
  Packet x2 = pmul(x, x);
  Packet p = ppolevl<Packet, 2>::run(x2, alpha);
  Packet q = ppolevl<Packet, 3>::run(x2, beta);
  return pmul(x, pdiv(p, q));
}

References alpha, beta, p, Eigen::internal::pdiv(), Eigen::internal::pmul(), Eigen::numext::q, Eigen::internal::ppolevl< Packet, N >::run(), plotDoE::x, and Global_parameters::x2().

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The documentation for this struct was generated from the following file:

• GenericPacketMathFunctions.h