Added DaisySP

daisysp/Utility/dcblock.cpp

@@ -0,0 +1,20 @@
+#include <math.h>
+#include "dcblock.h"
+
+using namespace daisysp;
+
+void DcBlock::Init(float sample_rate)
+{
+    output_ = 0.0;
+    input_  = 0.0;
+    gain_   = 1.0 - 10.f / sample_rate;
+}
+
+float DcBlock::Process(float in)
+{
+    float out;
+    out     = in - input_ + (gain_ * output_);
+    output_ = out;
+    input_  = in;
+    return out;
+}