main_testtone.cc - simple as possible. but stereo.

examples/main_testtone.cc

@@ -1,54 +1,41 @@
-#include "types.hh"
+#include "daisy_seed.h"
+#include "daisysp.h"
 
-namespace Heck {
+namespace ld = daisy;
-    namespace Constants {
+namespace dsp = daisysp;
-    }
-
-    ld::DaisySeed hw{};
-    dsp::Oscillator osc{};
 
-    void AudioCallback(
+ld::DaisySeed seed{};
-        ld::AudioHandle::InterleavingInputBuffer in,
+dsp::Oscillator osc_l{};
-        ld::AudioHandle::InterleavingOutputBuffer out,
+dsp::Oscillator osc_r{};
-        size_t size)
-    {
-        float osc_out;
-        osc.SetFreq(1000);
 
-        for (size_t i = 0; i < size; i += 2) {
+void AudioCallback(
-            osc.SetAmp(1.0);
+    ld::AudioHandle::InputBuffer in,
-            osc_out = osc.Process();
+    ld::AudioHandle::OutputBuffer out,
-            osc_out *= 0.005;
+    size_t size)
-            out[i] = osc_out;
+{
-            out[i + 1] = osc_out;
+    float osc_out{};
-        }
+    for (size_t i = 0; i < size; i++) {
+        out[0][i] = osc_l.Process() *  0.005;
+        out[1][i] = osc_r.Process() *  0.005;
     }
+}
 
-    void init()
+int main(void)
-    {
+{
-        hw.Configure();
+    // system init
-        hw.Init();
+    seed.Configure();
-        hw.SetAudioBlockSize(4);
+    seed.Init();
-        float samplerate = hw.AudioSampleRate();
+    seed.SetAudioBlockSize(4);
-
+    float samplerate = seed.AudioSampleRate();
-        osc.Init(samplerate);
-        osc.SetWaveform(osc.WAVE_SIN);
-        osc.SetAmp(1.f);
-        osc.SetFreq(1000);
-
-        hw.StartAudio(AudioCallback);
-    }
 
-    void mainloop()
+    // application init
-    {
+    osc_l.Init(samplerate);
-        for (;;) {}
+    osc_l.SetFreq(300);
-    }
-} // namespace Heck
 
+    osc_r.Init(samplerate);
+    osc_r.SetFreq(400);
 
-int main(void)
+    // system main
-{
+    seed.StartAudio(AudioCallback);
-    Heck::init();
-    Heck::mainloop();
     return 0;
 }