map_value.h

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#pragma once
 
#include <algorithm> // Required for std::clamp

inline int32_t map_value(const int32_t x, const int32_t in_min, const int32_t in_max, const int32_t out_min, const int32_t out_max) {
    return (x - in_min) * (out_max - out_min) / (in_max - in_min) + out_min;
}

inline uint16_t map_value(const float x, const float in_min, const float in_max, const uint16_t out_min, const uint16_t out_max) {
    // Perform mapping using float arithmetic
    float result = (x - in_min) * (static_cast<float>(out_max) - static_cast<float>(out_min)) / (in_max - in_min) + static_cast<float>(out_min);
 
    // Clamp the result to the output range to handle potential floating point errors or
    // input 'x' being slightly outside [in_min, in_max].
    // Then cast to uint16_t.
    return static_cast<uint16_t>(std::clamp(result, static_cast<float>(out_min), static_cast<float>(out_max)));
}