small changes; sig gen square(), triangle(), pulse()

1 files changed, 0 insertions, 22 deletions

diff --git a/templates/7_iir_echo.cpp b/templates/7_iir_echo.cpp
deleted file mode 100644
index 57e5605..0000000
--- a/templates/7_iir_echo.cpp
+++ /dev/null
@@ -1,22 +0,0 @@
-Sample *process_data(Samples samples)
-{
-	constexpr float alpha = 0.75;
-	constexpr unsigned int D = 100;
-
-	static Sample output[samples.size()];
-	static Sample prev[D]; // prev[0] = output[0 - D]
-
-	// Do calculations with previous output
-	for (unsigned int i = 0; i < D; i++)
-		output[i] = samples[i] + alpha * (prev[i] - 2048);
-
-	// Do calculations with current samples
-	for (unsigned int i = D; i < samples.size(); i++)
-		output[i] = samples[i] + alpha * (output[i - D] - 2048);
-
-	// Save outputs for next computation
-	for (unsigned int i = 0; i < D; i++)
-		prev[i] = output[samples.size() - (D - i)];
-
-	return output;
-}