NumCpp  2.7.0
A Templatized Header Only C++ Implementation of the Python NumPy Library
signbit.hpp
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1 #pragma once
29 
32 #include "NumCpp/NdArray.hpp"
33 
34 namespace nc
35 {
36  //============================================================================
37  // Method Description:
45  template<typename dtype>
46  bool signbit(dtype inValue) noexcept
47  {
49 
50  return inValue < dtype{ 0 } ? true : false;
51  }
52 
53  //============================================================================
54  // Method Description:
62  template<typename dtype>
64  {
65  NdArray<bool> returnArray(inArray.shape());
66  stl_algorithms::transform(inArray.cbegin(), inArray.cend(), returnArray.begin(),
67  [](dtype inValue) noexcept -> bool
68  {
69  return signbit(inValue);
70  });
71 
72  return returnArray;
73  }
74 } // namespace nc
#define STATIC_ASSERT_ARITHMETIC(dtype)
Definition: StaticAsserts.hpp:37
const_iterator cbegin() const noexcept
Definition: NdArrayCore.hpp:1216
Shape shape() const noexcept
Definition: NdArrayCore.hpp:4283
const_iterator cend() const noexcept
Definition: NdArrayCore.hpp:1524
iterator begin() noexcept
Definition: NdArrayCore.hpp:1166
OutputIt transform(InputIt first, InputIt last, OutputIt destination, UnaryOperation unaryFunction)
Definition: StlAlgorithms.hpp:702
Definition: Coordinate.hpp:45
bool signbit(dtype inValue) noexcept
Definition: signbit.hpp:46