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Diffstat (limited to 'src/components/heartrate/Biquad.cpp')
| -rw-r--r-- | src/components/heartrate/Biquad.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/components/heartrate/Biquad.cpp b/src/components/heartrate/Biquad.cpp index 37b3ba67..6a4b8181 100644 --- a/src/components/heartrate/Biquad.cpp +++ b/src/components/heartrate/Biquad.cpp @@ -1,7 +1,14 @@ +/* + SPDX-License-Identifier: LGPL-3.0-or-later + Original work Copyright (C) 2020 Daniel Thompson + C++ port Copyright (C) 2021 Jean-François Milants +*/ + #include "Biquad.h" using namespace Pinetime::Controllers; +/** Original implementation from wasp-os : https://github.com/daniel-thompson/wasp-os/blob/master/wasp/ppg.py */ Biquad::Biquad(float b0, float b1, float b2, float a1, float a2) : b0{b0}, b1{b1}, b2{b2}, a1{a1}, a2{a2} { } |