NumCpp  2.12.1
A Templatized Header Only C++ Implementation of the Python NumPy Library
sinc.hpp
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1
28#pragma once
29
30#include <cmath>
31
34#include "NumCpp/NdArray.hpp"
35
36namespace nc
37{
38 //============================================================================
39 // Method Description:
49 template<typename dtype>
50 auto sinc(dtype inValue) noexcept
51 {
53
54 return std::sin(constants::pi * inValue) / (constants::pi * inValue);
55 }
56
57 //============================================================================
58 // Method Description:
68 template<typename dtype>
69 auto sinc(const NdArray<dtype>& inArray)
70 {
71 NdArray<decltype(sinc(dtype{ 0 }))> returnArray(inArray.shape());
73 inArray.cend(),
74 returnArray.begin(),
75 [](dtype inValue) noexcept -> auto { return sinc(inValue); });
76
77 return returnArray;
78 }
79} // namespace nc
#define STATIC_ASSERT_ARITHMETIC_OR_COMPLEX(dtype)
Definition: StaticAsserts.hpp:56
Holds 1D and 2D arrays, the main work horse of the NumCpp library.
Definition: NdArrayCore.hpp:139
const_iterator cbegin() const noexcept
Definition: NdArrayCore.hpp:1365
const Shape & shape() const noexcept
Definition: NdArrayCore.hpp:4511
const_iterator cend() const noexcept
Definition: NdArrayCore.hpp:1673
constexpr double pi
Pi.
Definition: Core/Constants.hpp:39
OutputIt transform(InputIt first, InputIt last, OutputIt destination, UnaryOperation unaryFunction)
Definition: StlAlgorithms.hpp:775
Definition: Cartesian.hpp:40
auto sin(dtype inValue) noexcept
Definition: sin.hpp:49
auto sinc(dtype inValue) noexcept
Definition: sinc.hpp:50