NumCpp  2.7.0
A Templatized Header Only C++ Implementation of the Python NumPy Library
minimum.hpp
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1 #pragma once
29 
33 #include "NumCpp/NdArray.hpp"
34 
35 #include <cmath>
36 #include <string>
37 
38 namespace nc
39 {
40  //============================================================================
41  // Method Description:
51  template<typename dtype>
52  NdArray<dtype> minimum(const NdArray<dtype>& inArray1, const NdArray<dtype>& inArray2)
53  {
55 
56  if (inArray1.shape() != inArray2.shape())
57  {
58  THROW_INVALID_ARGUMENT_ERROR("input array shapes are not consistant.");
59  }
60 
61  const auto comparitor = [](dtype lhs, dtype rhs) noexcept -> bool
62  {
63  return lhs < rhs;
64  };
65 
66  NdArray<dtype> returnArray(inArray1.shape());
67  stl_algorithms::transform(inArray1.cbegin(), inArray1.cend(), inArray2.cbegin(), returnArray.begin(),
68  [comparitor](dtype inValue1, dtype inValue2) -> dtype
69  {
70  return std::min(inValue1, inValue2, comparitor);
71  });
72 
73  return returnArray;
74  }
75 } // namespace nc
#define THROW_INVALID_ARGUMENT_ERROR(msg)
Definition: Error.hpp:36
#define STATIC_ASSERT_ARITHMETIC_OR_COMPLEX(dtype)
Definition: StaticAsserts.hpp:50
Holds 1D and 2D arrays, the main work horse of the NumCpp library.
Definition: NdArrayCore.hpp:72
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
NdArray< dtype > minimum(const NdArray< dtype > &inArray1, const NdArray< dtype > &inArray2)
Definition: minimum.hpp:52