NumCpp  2.8.0
A Templatized Header Only C++ Implementation of the Python NumPy Library
maximum.hpp
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1 #pragma once
29 
30 #include <cmath>
31 #include <complex>
32 #include <string>
33 
37 #include "NumCpp/NdArray.hpp"
38 
39 namespace nc
40 {
41  //============================================================================
42  // Method Description:
53  template<typename dtype>
54  NdArray<dtype> maximum(const NdArray<dtype>& inArray1, const NdArray<dtype>& inArray2)
55  {
57 
58  if (inArray1.shape() != inArray2.shape())
59  {
60  THROW_INVALID_ARGUMENT_ERROR("input array shapes are not consistant.");
61  }
62 
63  const auto comparitor = [](dtype lhs, dtype rhs) noexcept -> bool { return lhs < rhs; };
64 
65  NdArray<dtype> returnArray(inArray1.shape());
67  inArray1.cend(),
68  inArray2.cbegin(),
69  returnArray.begin(),
70  [comparitor](dtype inValue1, dtype inValue2) -> dtype
71  { return std::max(inValue1, inValue2, comparitor); });
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:49
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:1221
Shape shape() const noexcept
Definition: NdArrayCore.hpp:4276
const_iterator cend() const noexcept
Definition: NdArrayCore.hpp:1529
iterator begin() noexcept
Definition: NdArrayCore.hpp:1171
OutputIt transform(InputIt first, InputIt last, OutputIt destination, UnaryOperation unaryFunction)
Definition: StlAlgorithms.hpp:784
Definition: Coordinate.hpp:45
NdArray< dtype > maximum(const NdArray< dtype > &inArray1, const NdArray< dtype > &inArray2)
Definition: maximum.hpp:54