Add instr_hihat

src/instr_hihat.cc

@@ -0,0 +1,60 @@
+#include "instr_hihat.hh"
+#include "daisysp.h"
+#include "utils.hh"
+
+namespace Heck {
+    namespace Instrument {
+
+        HiHat::HiHat()
+        {
+            init();
+        }
+
+        void HiHat::init()
+        {
+            hihat.Init(samplerate);
+            hihat.SetDecay(1.);
+        }
+
+        void HiHat::trigger()
+        {
+            hihat.Trig();
+        }
+
+        void HiHat::ctl(unsigned int ctl_nr, float val)
+        {
+            switch (ctl_nr) {
+                case 0: {
+                    hihat.SetFreq(scalen_min_max(val, 800, 2000));
+                } break;
+                case 1: {
+
+                } break;
+                case 2: {
+                    hihat.SetTone(scalen_min_max(val, 0, 1));
+                } break;
+                case 3: {
+                    hihat.SetNoisiness(scalen_min_max(val, 0, 1));
+                } break;
+            }
+        }
+
+        void HiHat::switch_mode1(unsigned int pos)
+        {
+            mode1 = pos;
+        }
+
+        void HiHat::switch_mode2(unsigned int pos)
+        {
+            mode2 = pos;
+        }
+
+        float HiHat::nextsample()
+        {
+            float out{};
+            out = hihat.Process();
+            return out;
+        }
+
+    } // namespace Instrument
+} // namespace Heck

src/instr_hihat.hh

@@ -0,0 +1,32 @@
+#ifndef HECK_DAISY_INSTR_HIHAT_HH
+#define HECK_DAISY_INSTR_HIHAT_HH
+
+#include "instr_abstract.hh"
+#include "daisy_seed.h"
+#include "daisysp.h"
+
+namespace ld = daisy;
+namespace dsp = daisysp;
+
+namespace Heck {
+    namespace Instrument {
+
+        class HiHat : public AbstractInstrument {
+        public:
+            HiHat();
+            void init();
+            void trigger() override;
+            void ctl(unsigned int ctl_nr, float val) override;
+            void switch_mode1(unsigned int pos) override;
+            void switch_mode2(unsigned int pos) override;
+            float nextsample() override;
+
+        private:
+            dsp::HiHat<> hihat{};
+            float mode1{};
+            float mode2{};
+        };
+
+    } // namespace Instrument
+} // namespace Heck
+#endif

src/main_perkons.cc

@@ -12,6 +12,7 @@
 #include "instr_noise.hh"
 #include "instr_fm.hh"
 #include "instr_grainlet.hh"
+#include "instr_hihat.hh"
 
 namespace ld = daisy;
 namespace dsp = daisysp;
@@ -30,7 +31,7 @@ namespace Heck {
     Instrument::Kick instrument0{};
     Instrument::Grainlet instrument1{};
     Instrument::FM instrument2{};
-    Instrument::Grainlet instrument3{};
+    Instrument::HiHat instrument3{};
 
     std::array<Track, Constants::TRACK_COUNT> tracks;
     MidiClock clock{};