shape.hpp

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// toolboxes/wavelet/include/nk/wavelet/shape/shape.hpp
//
// Continuous wavelet shapes — analytical functions sampled on a grid.
// Each returns (psi, x) where x is the time grid linspace(LB, UB, N)
// and psi is the wavelet sampled at those points.
 
#pragma once
 
#include <memory_resource>
#include <nk/value/value.hpp>
#include <tuple>
 
namespace nk::wavelet {

 

std::tuple<Value, Value>
mexihat(double lb, double ub, size_t N,
        std::pmr::memory_resource *mr = nullptr);

std::tuple<Value, Value>
morlet(double lb, double ub, size_t N,
       std::pmr::memory_resource *mr = nullptr);

Value meyeraux(const Value &x, std::pmr::memory_resource *mr = nullptr);

std::tuple<Value, Value>
shanwavf(double lb, double ub, size_t N, double fb, double fc,
         std::pmr::memory_resource *mr = nullptr);

std::tuple<Value, Value>
cmorwavf(double lb, double ub, size_t N, double fb, double fc,
         std::pmr::memory_resource *mr = nullptr);

std::tuple<Value, Value>
fbspwavf(double lb, double ub, size_t N, int m, double fb, double fc,
         std::pmr::memory_resource *mr = nullptr);

std::tuple<Value, Value>
gauswavf(double lb, double ub, size_t N, int p,
         std::pmr::memory_resource *mr = nullptr);

std::tuple<Value, Value>
cgauwavf(double lb, double ub, size_t N, int p,
         std::pmr::memory_resource *mr = nullptr);
 

} // namespace nk::wavelet