GY-63_MS5611/libraries/WaveMix/WaveMix.cpp

51 lines
913 B
C++
Raw Normal View History

2022-03-25 05:00:26 -04:00
//
// FILE: WaveMix.cpp
// AUTHOR: Rob Tillaart
2022-03-27 04:26:59 -04:00
// VERSION: 0.1.2
2022-03-26 06:33:27 -04:00
// PURPOSE: Arduino library to mix two signals (A and B) with an adaptive weight.
2022-03-25 05:00:26 -04:00
// URL: https://github.com/RobTillaart/WaveMix
//
#include "WaveMix.h"
WaveMix::WaveMix()
{
2022-03-26 06:33:27 -04:00
_weight[0] = 0.5;
_weight[1] = 0.5;
2022-03-27 04:26:59 -04:00
_gain = 1.0;
_offset = 0.0;
2022-03-25 05:00:26 -04:00
}
2022-03-26 06:33:27 -04:00
void WaveMix::setWeight(float weight1, float weight2)
2022-03-25 05:00:26 -04:00
{
2022-03-26 06:33:27 -04:00
float factor = 1.0 / (weight1 + weight2);
_weight[0] = weight1 * factor;
_weight[1] = weight2 * factor;
2022-03-25 05:00:26 -04:00
}
2022-03-26 06:33:27 -04:00
void WaveMix::setPercentage(float percentage)
2022-03-25 05:00:26 -04:00
{
2022-03-26 06:33:27 -04:00
_weight[0] = percentage * 0.01;
_weight[1] = 1.0 - _weight[0];
2022-03-25 05:00:26 -04:00
}
float WaveMix::mix(float s1, float s2)
{
2022-03-27 04:26:59 -04:00
float total = 0;
2022-03-26 06:33:27 -04:00
if (_gain == 0) return 0;
2022-03-27 04:26:59 -04:00
if (_weight[0] != 0) total += (_weight[0] * s1);
if (_weight[1] != 0) total += (_weight[1] * s2);
total *= _gain;
if (_offset != 0) total += _offset;
return total;
2022-03-25 05:00:26 -04:00
}
// -- END OF FILE --
2022-03-26 06:33:27 -04:00