NumCpp  2.7.0
A Templatized Header Only C++ Implementation of the Python NumPy Library
isneginf.hpp
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1 #pragma once
29 
30 #include "NumCpp/NdArray.hpp"
33 
34 namespace nc
35 {
36  //============================================================================
37  // Method Description:
46  template<typename dtype>
47  bool isneginf(dtype inValue) noexcept
48  {
49  STATIC_ASSERT_FLOAT(dtype);
50 
51  return inValue < 0 && std::isinf(inValue);
52  }
53 
54  //============================================================================
55  // Method Description:
64  template<typename dtype>
66  {
67  NdArray<bool> returnArray(inArray.shape());
68  stl_algorithms::transform(inArray.cbegin(), inArray.cend(), returnArray.begin(),
69  [](dtype inValue) noexcept -> bool
70  {
71  return isneginf(inValue);
72  });
73 
74  return returnArray;
75  }
76 } // namespace nc
#define STATIC_ASSERT_FLOAT(dtype)
Definition: StaticAsserts.hpp:43
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 isneginf(dtype inValue) noexcept
Definition: isneginf.hpp:47
bool isinf(dtype inValue) noexcept
Definition: isinf.hpp:49