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48 lines
676 B
C++
48 lines
676 B
C++
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//
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// FILE: WaveMix.cpp
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// AUTHOR: Rob Tillaart
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// VERSION: 0.1.0
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// PURPOSE: WaveMix library for Arduino
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// URL: https://github.com/RobTillaart/WaveMix
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//
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#include "WaveMix.h"
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WaveMix::WaveMix()
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{
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_w1 = 0.5;
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_w2 = 0.5;
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}
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void WaveMix::setWeight(float w1, float w2)
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{
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float t = 1.0 / (w1 + w2);
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_w1 = w1 * t;
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_w2 = w2 * t;
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}
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void WaveMix::setPercentage(float p)
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{
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if (p > 100) p = 100;
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else if (p < 0) p = 0;
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_w1 = p * 0.01;
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_w2 = 1.0 - _w1;
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}
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float WaveMix::mix(float s1, float s2)
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{
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// are these optimizations efficient?
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if (_w1 == 0) return s2;
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if (_w2 == 0) return s1;
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return _w1 * s1 + _w2 * s2;
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}
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// -- END OF FILE --
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