use correct audio backend apis

src/synth/AudioEngine.h

@@ -8,6 +8,12 @@
 #include "Synth.h"
 #include "../KeyboardController.h"
 
+#if defined(_WIN32)
+    #define AUDIO_API RtAudio::WINDOWS_WASAPI
+#else
+    #define AUDIO_API RtAudio::LINUX_ALSA
+#endif
+
 class AudioEngine {
 
 public:
@@ -38,10 +44,10 @@ private:
     Synth synth_; // generates audio
     ScopeBuffer scope_ { 1024 }; // stores audio samples for visualization
 
-    RtAudio audio_; // audio device
+    RtAudio audio_{AUDIO_API}; // audio device
     // TODO: id like a yml config file or something for these
     uint32_t sampleRate_ = 44100;
-    uint32_t bufferFrames_ = 128; // time per buffer = BF/SR (256/44100 = 5.8ms)
+    uint32_t bufferFrames_ = 256; // time per buffer = BF/SR (256/44100 = 5.8ms)
     uint32_t channels_ = 2; // stereo
 
 };

src/synth/Synth.cpp

@@ -32,7 +32,6 @@ inline float Synth::getParam(ParamId id) {
 
 void Synth::handleNoteEvent(const NoteEvent& event) {
 
-    std::cout << "Synth::handleNoteEvent: " << std::chrono::duration_cast<std::chrono::microseconds>(std::chrono::high_resolution_clock::now() - event.timestamp) << std::endl;
     lastTime = event.timestamp;
 
     if(event.type == NoteEventType::NoteOn) {
@@ -110,6 +109,4 @@ void Synth::process(float* out, uint32_t nFrames, uint32_t sampleRate) {
         }
     }
 
-    //std::cout << "Notequeue::push: " << std::chrono::high_resolution_clock::now() - lastTime << std::endl;
-
 }