use VBR V0 for mp3 export

notes

@@ -34,8 +34,12 @@ TODO {
     immediate frontburner {
         spacer rows on top/bottom of pattern editor (keep centered)
         make ctrl+pgup/dn jump to the next *actual pattern*, looping around if necessary
+        project-relative export
         
-        global pan (PXX) for InstrumentCore? *default* pan
+        distortion effect
+        single-selection sampler
+        
+        global (default) pan (PXX) for InstrumentCore
         
         - node function to release unneeded old data when stopping playback
         ...

xybrid/audio/audioengine.cpp

@@ -236,7 +236,8 @@ void AudioEngine::render(std::shared_ptr<Project> p, QString filename) {
     param << "-y" << "-f" << "s16le" << "-ac" << "2" << "-ar" << QString::number(sampleRate) << "-i" << "pipe:";
     if (!project->title.isEmpty()) param << "-metadata" << qs("title=%1").arg(project->title);
     if (!project->artist.isEmpty()) param << "-metadata" << qs("artist=%1").arg(project->artist);
-    param << "-f" << "mp3" << filename;
+    param << "-f" << "mp3" << "-codec:a" << "libmp3lame"<< "-q:a" << "0"; // specify mp3, vbr v0
+    param << filename;
 
     enc.start("ffmpeg", param);
     enc.waitForStarted();

xybrid/nodes/instrument/thicc.cpp

@@ -82,10 +82,6 @@ namespace {
 Thicc::Thicc() { }
 
 void Thicc::init() {
-    double avg = 0;
-    for (int i = 0; i < 4096; i++) avg += std::abs(std::fmod(static_cast<double>(i) / 4096.0, 1.0) * 2.0 - 1.0);
-    qDebug() << "average of" << (avg / 4096.0);
-
     addPort(Port::Input, Port::Command, 0);
     addPort(Port::Output, Port::Audio, 0);
 
@@ -95,10 +91,10 @@ void Thicc::init() {
         note.scratch[0] = static_cast<double>(QRandomGenerator::global()->generate() % 573000);
     };
 
-    core.globalParam['Q'] = [](const ParamReader& pr) {
+    /*core.globalParam['Q'] = [](const ParamReader& pr) {
         qDebug() << "global recieved" << pr.param() << pr.val();
         return true;
-    };
+    };*/
 
     core.processNote = [this](Note& note, AudioPort* p) {
         double freq;
@@ -118,8 +114,6 @@ void Thicc::init() {
             double delta = smpTime * freq;
             note.scratch[0] += delta;
 
-            // s
-
             double o = 0;
             for (int i = 0; i < vc; i++) {
                 auto ii = static_cast<double>(i);
@@ -134,12 +128,7 @@ void Thicc::init() {
 
             o /= 1.0 + ((vf - 1.0)/3.0);
 
-            // e
-
-            note.scratch[3] += /*(smpTime / (1.0/20000.0))*/0.5 * (o - note.scratch[3]); // simple low pass;
-            if (note.scratch[3] != note.scratch[3]) note.scratch[3] = 0; // nan!? WHY
-            AudioFrame out = o;//note.scratch[3];
-
+            AudioFrame out = o;
             (*p)[i] += out.gainBalance(0, note.pan) * note.ampMult();
         }
     };