From 1b176cf6cd75c8031a140961655cdd3c16589a68 Mon Sep 17 00:00:00 2001 From: Clyne Sullivan Date: Sun, 9 Jan 2022 12:28:19 -0500 Subject: small changes; sig gen square(), triangle(), pulse() --- examples/6_iir_test.cpp | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 examples/6_iir_test.cpp (limited to 'examples/6_iir_test.cpp') diff --git a/examples/6_iir_test.cpp b/examples/6_iir_test.cpp new file mode 100644 index 0000000..116a680 --- /dev/null +++ b/examples/6_iir_test.cpp @@ -0,0 +1,13 @@ +Sample *process_data(Samples samples) +{ + constexpr float alpha = 0.7; + + static Sample prev = 2048; + + samples[0] = (1 - alpha) * samples[0] + alpha * prev; + for (unsigned int i = 1; i < samples.size(); i++) + samples[i] = (1 - alpha) * samples[i] + alpha * samples[i - 1]; + prev = samples[samples.size() - 1]; + + return samples.data(); +} -- cgit v1.2.3