hooked up osc controls

src/2023-06-21.festl_is/Makefile

@@ -6,3 +6,9 @@ test:
 
 test-gits:
 	glslViewer main.frag gits.mp4 -w 960 -h 540 -p 4242 -e "error_screen,off" --nocursor --fps30
+
+run-video2:
+	glslViewer main.frag /dev/video2 -l -w 960 -h 540 -p 4242 -e "error_screen,off" --nocursor --noncurses
+
+run-blackBG-edit:
+	nvim -c "hi Normal ctermbg=232" main.frag

src/2023-06-21.festl_is/processing_sketches/audio_processing_gui/audioAnalysis.pde

@@ -4,10 +4,11 @@ import ddf.minim.analysis.*;
 Minim minim;
 AudioInput myAudio;
 
-// beat detection with sound energy 
+// beat detection with sound energy
 BeatDetect myBeat;
 int myBeatMax = 20; // sync with gui
 int myBeatCurrent = 0;
+int myBeatPrevious = 0;
 
 FFT myFFT;
 
@@ -21,7 +22,7 @@ void setupAudioAnalysis() {
   // fft setup
   myFFT = new FFT(myAudio.bufferSize(), myAudio.sampleRate());
   myFFT.logAverages(22, 12); // (22,12) -> 120 averages
-  myFFT.window(FFT.NONE);
+  myFFT.window(FFT.HANN);
 
   // debug
   println("[debug][audio]: number of fft bins: "+myFFT.avgSize());
@@ -29,23 +30,57 @@ void setupAudioAnalysis() {
 
 void drawAudioAnalysis() {
   // beat detection processing
-  if(myBeatCurrent > 0) {
+  if (myBeatCurrent > 0) {
     myBeatCurrent--; // linear decay
   }
   myBeat.detect(myAudio.mix);
-  if(myBeat.isOnset()) {
+  if (myBeat.isOnset()) {
     myBeatCurrent = myBeatMax;
   }
   // draw beat detection
-  fill(0);noStroke();
-  rect(160,40,40,40);
+  //fill(0);
+  //noStroke();
+  //rect(160, 40, 40, 40);
   fill(255);
-  circle(160+20,40+20,getBeatDetectNormalized()*36);
-  
+  circle(160+20, 40+20, getBeatDetectNormalized()*36);
+  // send osc
+  oscSendBeatValue(getBeatDetectNormalized());
+
   // fft processing
-  
 }
 
+/*******************************
+    beat helper functions
+********************************/
 float getBeatDetectNormalized() {
   return (myBeatCurrent / float(myBeatMax));
 }
+
+void setBeatDecay(float val) {
+  gui_beatDecay.setValue(map(val, 0,1, gui_beatDecay.getStartLimit(), gui_beatDecay.getEndLimit()));
+}
+
+/********************************
+    fft helper functions
+********************************/
+void setAmpBeginFraction(float val) {
+  gui_fftAmpBeginFrac.setValue(map(val, 0,1, gui_fftAmpBeginFrac.getStartLimit(), gui_fftAmpBeginFrac.getEndLimit()));
+}
+
+void setAmpStart(float val) {
+  gui_ampStart.setValue(map(val, 0,1, gui_ampStart.getStartLimit(), gui_ampStart.getEndLimit()));
+}
+
+void setAmpStep(float val) {
+  gui_ampStep.setValue(map(val, 0,1, gui_ampStep.getStartLimit(), gui_ampStep.getEndLimit()));
+}
+
+void drawFFT() {
+  
+}
+
+/* 
+GSlider gui_fftAmpBeginFrac;
+GSlider gui_baseAmp;
+GSlider gui_ampStart;
+GSlider gui_ampStep;

src/2023-06-21.festl_is/processing_sketches/audio_processing_gui/audio_processing_gui.pde

@@ -5,18 +5,21 @@ import g4p_controls.*;
 color bgColor = #333344;
 
 void setup() {
-  size(900,900);
+  size(900, 900);
   frameRate(30);
   background(bgColor);
-  
+
   setupAudioAnalysis();
-  
+
   createGUI();
+
+  setupOsc();
 }
 
 void draw() {
   background(bgColor);
-  
+
   drawAudioAnalysis();
 
+  drawOsc();
 }

src/2023-06-21.festl_is/processing_sketches/audio_processing_gui/data/list_384393

@@ -1,3 +1,4 @@
+hann
 none
 bartlett
 bartletthann
@@ -5,6 +6,5 @@ blackmann
 cosine
 gauss
 hammin
-hann
 lanczos
 triangular

src/2023-06-21.festl_is/processing_sketches/audio_processing_gui/gui.pde

@@ -5,9 +5,9 @@
  * designer and care should be taken when editing this file.
  * Only add/edit code inside the event handlers i.e. only
  * use lines between the matching comment tags. e.g.
-
+ 
  void myBtnEvents(GButton button) { //_CODE_:button1:12356:
-     // It is safe to enter your event code here  
+ // It is safe to enter your event code here
  } //_CODE_:button1:12356:
  
  * Do not rename this tab!
@@ -43,31 +43,31 @@ public void gui_fftWindowing_click(GDropList source, GEvent event) { //_CODE_:gu
 } //_CODE_:gui_fftWindowing:384393:
 
 public void gui_fftAmpBeginFrac_change(GSlider source, GEvent event) { //_CODE_:gui_fftAmpBeginFrac:516902:
-  println("slider1 - GSlider >> GEvent." + event + " @ " + millis());
+  //println("slider1 - GSlider >> GEvent." + event + " @ " + millis());
 } //_CODE_:gui_fftAmpBeginFrac:516902:
 
 public void gui_baseAmp_change(GSlider source, GEvent event) { //_CODE_:gui_baseAmp:888464:
-  println("slider2 - GSlider >> GEvent." + event + " @ " + millis());
+  //println("slider2 - GSlider >> GEvent." + event + " @ " + millis());
 } //_CODE_:gui_baseAmp:888464:
 
 public void gui_ampStart_change(GSlider source, GEvent event) { //_CODE_:gui_ampStart:865325:
-  println("slider1 - GSlider >> GEvent." + event + " @ " + millis());
+  //println("slider1 - GSlider >> GEvent." + event + " @ " + millis());
 } //_CODE_:gui_ampStart:865325:
 
 public void gui_ampStep_change(GSlider source, GEvent event) { //_CODE_:gui_ampStep:498343:
-  println("slider2 - GSlider >> GEvent." + event + " @ " + millis());
+  //println("slider2 - GSlider >> GEvent." + event + " @ " + millis());
 } //_CODE_:gui_ampStep:498343:
 
 public void gui_beatDecay_change(GSlider source, GEvent event) { //_CODE_:gui_beatDecay:302227:
-  println("gui_beatDecay - GSlider >> GEvent." + event + " @ " + millis());
+  //println("gui_beatDecay - GSlider >> GEvent." + event + " @ " + millis());
   myBeatMax = source.getValueI();
 } //_CODE_:gui_beatDecay:302227:
 
 
 
-// Create all the GUI controls. 
+// Create all the GUI controls.
 // autogenerated do not edit
-public void createGUI(){
+public void createGUI() {
   G4P.messagesEnabled(false);
   G4P.setGlobalColorScheme(GCScheme.CYAN_SCHEME);
   G4P.setMouseOverEnabled(false);
@@ -79,37 +79,37 @@ public void createGUI(){
   label1 = new GLabel(this, 20, 110, 80, 20);
   label1.setText("windowing:");
   label1.setOpaque(true);
-  label2 = new GLabel(this, 20, 140, 180, 20);
+  label2 = new GLabel(this, 20, 130, 180, 20);
   label2.setText("amp begin at bin fraction");
   label2.setOpaque(true);
-  label3 = new GLabel(this, 20, 210, 180, 20);
+  label3 = new GLabel(this, 20, 190, 180, 20);
   label3.setText("base amp");
   label3.setOpaque(true);
-  label4 = new GLabel(this, 20, 280, 180, 20);
+  label4 = new GLabel(this, 20, 250, 180, 20);
   label4.setText("amp start");
   label4.setOpaque(true);
-  gui_fftAmpBeginFrac = new GSlider(this, 20, 160, 180, 40, 10.0);
+  gui_fftAmpBeginFrac = new GSlider(this, 20, 150, 180, 40, 10.0);
   gui_fftAmpBeginFrac.setShowValue(true);
   gui_fftAmpBeginFrac.setLimits(0.3, 0.0, 1.0);
   gui_fftAmpBeginFrac.setNumberFormat(G4P.DECIMAL, 2);
   gui_fftAmpBeginFrac.setOpaque(true);
   gui_fftAmpBeginFrac.addEventHandler(this, "gui_fftAmpBeginFrac_change");
-  gui_baseAmp = new GSlider(this, 20, 230, 180, 40, 10.0);
+  gui_baseAmp = new GSlider(this, 20, 210, 180, 40, 10.0);
   gui_baseAmp.setShowValue(true);
   gui_baseAmp.setLimits(30.0, 1.0, 100.0);
   gui_baseAmp.setNumberFormat(G4P.DECIMAL, 2);
   gui_baseAmp.setOpaque(true);
   gui_baseAmp.addEventHandler(this, "gui_baseAmp_change");
-  label5 = new GLabel(this, 20, 350, 180, 20);
+  label5 = new GLabel(this, 20, 310, 180, 20);
   label5.setText("amp step");
   label5.setOpaque(true);
-  gui_ampStart = new GSlider(this, 20, 300, 180, 40, 10.0);
+  gui_ampStart = new GSlider(this, 20, 270, 180, 40, 10.0);
   gui_ampStart.setShowValue(true);
   gui_ampStart.setLimits(0.05, 0.005, 0.2);
   gui_ampStart.setNumberFormat(G4P.DECIMAL, 3);
   gui_ampStart.setOpaque(true);
   gui_ampStart.addEventHandler(this, "gui_ampStart_change");
-  gui_ampStep = new GSlider(this, 20, 370, 180, 40, 10.0);
+  gui_ampStep = new GSlider(this, 20, 330, 180, 40, 10.0);
   gui_ampStep.setShowValue(true);
   gui_ampStep.setLimits(0.02, 0.005, 0.2);
   gui_ampStep.setNumberFormat(G4P.DECIMAL, 3);
@@ -126,17 +126,17 @@ public void createGUI(){
   gui_beatDecay.addEventHandler(this, "gui_beatDecay_change");
 }
 
-// Variable declarations 
+// Variable declarations
 // autogenerated do not edit
-GDropList gui_fftWindowing; 
-GLabel label1; 
-GLabel label2; 
-GLabel label3; 
-GLabel label4; 
-GSlider gui_fftAmpBeginFrac; 
-GSlider gui_baseAmp; 
-GLabel label5; 
-GSlider gui_ampStart; 
-GSlider gui_ampStep; 
-GLabel label6; 
-GSlider gui_beatDecay; 
+GDropList gui_fftWindowing;
+GLabel label1;
+GLabel label2;
+GLabel label3;
+GLabel label4;
+GSlider gui_fftAmpBeginFrac;
+GSlider gui_baseAmp;
+GLabel label5;
+GSlider gui_ampStart;
+GSlider gui_ampStep;
+GLabel label6;
+GSlider gui_beatDecay;

src/2023-06-21.festl_is/processing_sketches/audio_processing_gui/oscThings.pde

@@ -0,0 +1,60 @@
+import oscP5.*;
+import netP5.*;
+
+OscP5 oscObj;
+final int RECEIVEPORT = 13337;
+final int SENDPORT = 4242;
+NetAddress shaderNetAddress;
+
+// sends osc messages
+void setupOsc() {
+  oscObj = new OscP5(this, RECEIVEPORT);
+  shaderNetAddress = new NetAddress("127.0.0.1", SENDPORT);
+}
+
+void drawOsc() {
+  /*
+  if (frameCount % 5 == 0) {
+   OscMessage msg = new OscMessage("/osc_beat_val");
+   msg.add(getBeatDetectNormalized());
+   oscObj.send(msg, shaderNetAddress);
+   }
+   */
+}
+
+// reacts to osc messages
+void oscEvent(OscMessage msgIn) {
+  //print("### received an osc message.");
+  //print(" addrpattern: "+msgIn.addrPattern());
+  //println(" typetag: "+msgIn.typetag());
+  if (chkmsg(msgIn, "/slider_group1")) {
+    setBeatDecay(msgIn.get(0).floatValue());
+    return;
+  }
+  if (chkmsg(msgIn, "/slider_group2")) {
+    setAmpBeginFraction(msgIn.get(0).floatValue());
+    return;
+  }
+    if (chkmsg(msgIn, "/knob_group1")) {
+    setAmpStart(msgIn.get(0).floatValue());
+    return;
+  }
+    if (chkmsg(msgIn, "/knob_group2")) {
+    setAmpStep(msgIn.get(0).floatValue());
+    return;
+  }
+}
+
+float last_beat = 0;
+void oscSendBeatValue(float beat) {
+  if ( beat != last_beat ) {
+    OscMessage msg = new OscMessage("/osc_beat_val");
+    msg.add(beat);
+    oscObj.send(msg, shaderNetAddress);
+    last_beat = beat;
+  }
+}
+
+boolean chkmsg(OscMessage msg, String name) {
+  return msg.checkAddrPattern(name) && msg.checkTypetag("f");
+}

src/2023-06-21.festl_is/processing_sketches/audio_processing_with_touchosc/audio.pde

@@ -22,10 +22,12 @@ void setupAudioAnalysis() {
   // fft setup
   myFFT = new FFT(myAudio.bufferSize(), myAudio.sampleRate());
   myFFT.logAverages(22, 12); // (22,12) -> 120 averages
-  myFFT.window(FFT.NONE);
+  myFFT.window(FFT.HANN); // good for "random" signals
 
   // debug
+  println(".");
   println("[debug][audio]: number of fft bins: "+myFFT.avgSize());
+  println(".");
 }
 
 void drawAudioAnalysis() {