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Custom base for decoding ADC data (#163)

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New function apply_custom_weights (can we find a better name) that takes
a uint16 and a NDView<double,1> of bases for the conversion. For each
supplied weight it is used as base (instead of 2) to convert from bits
to a double.

---------

Co-authored-by: siebsi <sieb.patr@gmail.com>
This commit is contained in:
Erik Fröjdh
2025-04-22 15:20:46 +02:00
committed by GitHub
parent 84aafa75f6
commit 326941e2b4
8 changed files with 204 additions and 27 deletions
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5
include/aare/NDView.hpp
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@ -184,4 +184,9 @@ std::ostream& operator <<(std::ostream& os, const NDView<T, Ndim>& arr){
}
template <typename T>
NDView<T,1> make_view(std::vector<T>& vec){
return NDView<T,1>(vec.data(), {static_cast<int64_t>(vec.size())});
}
} // namespace aare

15
include/aare/decode.hpp
View File

@ -1,6 +1,7 @@
#pragma once
#include <cstdint>
#include <vector>
#include <aare/NDView.hpp>
namespace aare {
@ -10,4 +11,16 @@ uint16_t adc_sar_04_decode64to16(uint64_t input);
void adc_sar_05_decode64to16(NDView<uint64_t, 2> input, NDView<uint16_t,2> output);
void adc_sar_04_decode64to16(NDView<uint64_t, 2> input, NDView<uint16_t,2> output);
} // namespace aare
/**
* @brief Apply custom weights to a 16-bit input value. Will sum up weights[i]**i
* for each bit i that is set in the input value.
* @throws std::out_of_range if weights.size() < 16
* @param input 16-bit input value
* @param weights vector of weights, size must be less than or equal to 16
*/
double apply_custom_weights(uint16_t input, const NDView<double, 1> weights);
void apply_custom_weights(NDView<uint16_t, 1> input, NDView<double, 1> output, const NDView<double, 1> weights);
} // namespace aare