diff --git a/examples/ArduinoControls/all_controls/all_controls.pde b/examples/ArduinoControls/all_controls/all_controls.pde
index 46a9a34..20b1ed0 100644
--- a/examples/ArduinoControls/all_controls/all_controls.pde
+++ b/examples/ArduinoControls/all_controls/all_controls.pde
@@ -56,7 +56,7 @@ void draw() {
 
   noFill();
   if (ac.getPushButton(0)) fill(255, 0, 0);
-  if (ac.getPushButton(1)) fill(0, 255, 0);
+  if (ac.getPushButtonOnce(1)) fill(0, 255, 0); //only green for 1 frame
   if (ac.getPushButton(2)) fill(0, 0, 255);
 
   //show ellipse at relative smoothed potentiometer value (prevents jumping around)
diff --git a/examples/BPM_Timings/adsr/adsr.pde b/examples/BPM_Timings/adsr/adsr.pde
index e873d48..998bf41 100644
--- a/examples/BPM_Timings/adsr/adsr.pde
+++ b/examples/BPM_Timings/adsr/adsr.pde
@@ -31,9 +31,10 @@ PImage img;
 void setup() {
   size(500, 500);
   bpm = new BeatsPerMinute(this);
+  bpm.showInfoPanel();
   img = loadImage("adsr.png");
   imageMode(CENTER);
-  textAlign(CENTER,CENTER);
+  textAlign(CENTER, CENTER);
   textSize(40);
   stroke(50);
   fill(0);
@@ -46,7 +47,7 @@ void draw() {
   text("1", width/5, height/2 - 100);
   s = lerp(0, 100, bpm.linear());
   circle(width/5, height/2, s);
-  
+
   // fast attack, no decay, no release
   // so very fast progression (in 20% of the time of 1 beat) from 0 to 1, and keep it at 1 for the remainder of the time
   text("2", width/5 * 2, height/2 - 100);
@@ -58,7 +59,7 @@ void draw() {
   s = lerp(0, 100, bpm.adsr(attackDuration, decayDuration, sustainLevel, releaseDuration, durationInBeats));
   // s = lerp(0, 100, bpm.adsr(0.2)); // this has the same effect because all other values are default values
   circle(width/5 * 2, height/2, s);
-  
+
   // slow attack, fast release
   // slowly progress (in 80% of the time of 1 beat) from 0 to 1, and quickly progress from 1 to 0
   text("3", width/5 * 3, height/2 - 100);
diff --git a/examples/BPM_Timings/basic/basic.pde b/examples/BPM_Timings/basic/basic.pde
index 7f07ef0..e2cb8fe 100644
--- a/examples/BPM_Timings/basic/basic.pde
+++ b/examples/BPM_Timings/basic/basic.pde
@@ -12,6 +12,7 @@ void setup() {
   size(500, 500);
   bpm = new BeatsPerMinute(this);
   bpm.setBPM(30);
+
 }
 
 void draw() {
diff --git a/examples/BPM_Timings/beatcount/beatcount.pde b/examples/BPM_Timings/beatcount/beatcount.pde
index 396ce3e..b99612b 100644
--- a/examples/BPM_Timings/beatcount/beatcount.pde
+++ b/examples/BPM_Timings/beatcount/beatcount.pde
@@ -12,21 +12,17 @@ BeatsPerMinute bpm;
 void setup() {
   size(500, 500);
   bpm = new BeatsPerMinute(this)
-    //.setBPM(120)
     //.showInfoPanel()
-    //.setInfoPanelY(200)
-    //.setInfoPanelKey('o')
-    //.disableKeyPress()
     ;
 }
 
 void draw() {
-  surface.setTitle(bpm.setSurfaceTitle());
+  surface.setTitle(bpm.getSurfaceTitle());
 
   background(100);
   textAlign(CENTER, CENTER);
   textSize(20);
-  text(bpm.setSurfaceTitle(), width/2, 50);
+  text(bpm.getSurfaceTitle(), width/2, 50);
   textSize(30);
-  text("The beatcount is: " + (int) bpm.beatCount, width/2, height/2);
+  text("The beatcount is: " + (int) bpm.getBeatCount(), width/2, height/2);
 }
diff --git a/examples/FrequencyAnalyzer/basics/basics.pde b/examples/FrequencyAnalyzer/basics/basics.pde
index 6dec456..54914be 100644
--- a/examples/FrequencyAnalyzer/basics/basics.pde
+++ b/examples/FrequencyAnalyzer/basics/basics.pde
@@ -19,6 +19,7 @@ void setup() {
     //.setAudioInputMode(AudioInputMode.AUDIO_FILE, 128) // also set bufferSize, needs to be power of 2. Lower amount means less audio resolution and decreasing delay
     //.setAudioInputMode(AudioInputMode.LINE_IN)
     .setAudioOutputMode(AudioOutputMode.MONO)
+    .showInfoPanel()
     ;
 }
 
diff --git a/noteToSelf.md b/noteToSelf.md
index a5d8763..da5aeed 100644
--- a/noteToSelf.md
+++ b/noteToSelf.md
@@ -78,6 +78,20 @@ ln -s ../../../src/bpm/library/arduinocontrols/LEDMode.java ./examples/ArduinoCo
 ln -s ../../../src/bpm/library/arduinocontrols/Potentiometer.java ./examples/ArduinoControls/basics/Potentiometer.java
 ln -s ../../../src/bpm/library/arduinocontrols/PushButton.java ./examples/ArduinoControls/basics/PushButton.java
 ln -s ../../../src/bpm/library/InfoPanel.java ./examples/ArduinoControls/basics/InfoPanel.java
+
+ln -s ../../../src/bpm/library/arduinocontrols/ArduinoControls.java ./examples/ArduinoControls/all_controls/ArduinoControls.java
+ln -s ../../../src/bpm/library/arduinocontrols/LED.java ./examples/ArduinoControls/all_controls/LED.java
+ln -s ../../../src/bpm/library/arduinocontrols/LEDMode.java ./examples/ArduinoControls/all_controls/LEDMode.java
+ln -s ../../../src/bpm/library/arduinocontrols/Potentiometer.java ./examples/ArduinoControls/all_controls/Potentiometer.java
+ln -s ../../../src/bpm/library/arduinocontrols/PushButton.java ./examples/ArduinoControls/all_controls/PushButton.java
+ln -s ../../../src/bpm/library/InfoPanel.java ./examples/ArduinoControls/all_controls/InfoPanel.java
+
+ln -s ../../../src/bpm/library/arduinocontrols/ArduinoControls.java ./examples/ArduinoControls/smoothing/ArduinoControls.java
+ln -s ../../../src/bpm/library/arduinocontrols/LED.java ./examples/ArduinoControls/smoothing/LED.java
+ln -s ../../../src/bpm/library/arduinocontrols/LEDMode.java ./examples/ArduinoControls/smoothing/LEDMode.java
+ln -s ../../../src/bpm/library/arduinocontrols/Potentiometer.java ./examples/ArduinoControls/smoothing/Potentiometer.java
+ln -s ../../../src/bpm/library/arduinocontrols/PushButton.java ./examples/ArduinoControls/smoothing/PushButton.java
+ln -s ../../../src/bpm/library/InfoPanel.java ./examples/ArduinoControls/smoothing/InfoPanel.java
 ```
 FrequencyAnalyzer examples:
 ```
@@ -110,8 +124,14 @@ ln -s ../../../src/bpm/library/InfoPanel.java ./examples/FrequencyAnalyzer/stere
 ```
 BPM_Timing examples:
 ```
+ln -s ../../../src/bpm/library/beatsperminute/BeatsPerMinute.java ./examples/BPM_Timings/adsr/BeatsPerMinute.java
+ln -s ../../../src/bpm/library/InfoPanel.java ./examples/BPM_Timings/adsr/InfoPanel.java
+ln -s ../../../src/bpm/library/beatsperminute/BeatsPerMinute.java ./examples/BPM_Timings/adsrSquares/BeatsPerMinute.java
+ln -s ../../../src/bpm/library/InfoPanel.java ./examples/BPM_Timings/adsrSquares/InfoPanel.java
 ln -s ../../../src/bpm/library/beatsperminute/BeatsPerMinute.java ./examples/BPM_Timings/animatedSVG/BeatsPerMinute.java
 ln -s ../../../src/bpm/library/InfoPanel.java ./examples/BPM_Timings/animatedSVG/InfoPanel.java
+ln -s ../../../src/bpm/library/beatsperminute/BeatsPerMinute.java ./examples/BPM_Timings/basic/BeatsPerMinute.java
+ln -s ../../../src/bpm/library/InfoPanel.java ./examples/BPM_Timings/basic/InfoPanel.java
 ln -s ../../../src/bpm/library/beatsperminute/BeatsPerMinute.java ./examples/BPM_Timings/beatcount/BeatsPerMinute.java
 ln -s ../../../src/bpm/library/InfoPanel.java ./examples/BPM_Timings/beatcount/InfoPanel.java
 ln -s ../../../src/bpm/library/beatsperminute/BeatsPerMinute.java ./examples/BPM_Timings/colorPalettes/BeatsPerMinute.java
diff --git a/resources/build.properties b/resources/build.properties
index 52ea3f3..434474e 100644
--- a/resources/build.properties
+++ b/resources/build.properties
@@ -132,12 +132,12 @@ source.repository=https://github.com/vincentsijben/bpm-tmings-for-processing.git
 # This is used to compare different versions of the same Library, and check if 
 # an update is available.
 
-library.version=17
+library.version=18
 
 
 # The version as the user will see it.
 
-library.prettyVersion=1.2.3
+library.prettyVersion=1.2.4
 
 
 # The min and max revision of Processing compatible with your Library.
diff --git a/src/bpm/library/InfoPanel.java b/src/bpm/library/InfoPanel.java
index 4ca691d..e60bec8 100644
--- a/src/bpm/library/InfoPanel.java
+++ b/src/bpm/library/InfoPanel.java
@@ -15,12 +15,13 @@ public class InfoPanel {
   private boolean keyPressedActionTaken;
   public boolean enableKeyPress;
 
+
   public InfoPanel(PApplet parent) {
     this.parent = parent;
     this.x = 0;
     this.y = 0;
     this.w = parent.width;
-    this.h = 100;
+    this.h = 150;
     this.keyboardKey = 'i';
     this.show = Boolean.FALSE;
     this.keyPressedActionTaken = false;
diff --git a/src/bpm/library/arduinocontrols/ArduinoControls.java b/src/bpm/library/arduinocontrols/ArduinoControls.java
index f1cbde0..fd97abe 100644
--- a/src/bpm/library/arduinocontrols/ArduinoControls.java
+++ b/src/bpm/library/arduinocontrols/ArduinoControls.java
@@ -292,28 +292,31 @@ public void draw() {
     // popMatrix in registermethod draw()
     this.parent.popMatrix();
     this.parent.popStyle();
-    this.parent.hint(PConstants.DISABLE_DEPTH_TEST);
-    if (this.infoPanel.show) {
-      //System.out.println(""+this.infoPanel.x + this.infoPanel.y + this.infoPanel.w + this.infoPanel.h);
-      boolean portrait = false; //this.infoPanelLocation[2] < this.infoPanelLocation[3];
 
+    if (this.infoPanel.show) {
+      this.parent.hint(PConstants.DISABLE_DEPTH_TEST);
+      
+      // put the parents imageMode temporarily to CORNER
+      this.parent.pushStyle(); 
+      this.parent.imageMode(PConstants.CORNER);
+      //
+      
       PGraphics overlay = this.infoPanel.overlay;
       overlay.beginDraw();
-      overlay.background(0, 200);
+      overlay.background(0, 170);
       overlay.noStroke();
       overlay.fill(255);
-      if (portrait) {
-        for (int i=0; i<this.pushbuttons.size(); i++) overlay.text("getPushButton("+i+ "): " + this.getPushButton(i), 5, 15+i*20);
-        for (int i=0; i<this.potentiometers.size(); i++) overlay.text("getPotentiometer("+i+ "): " + PApplet.nf(this.getPotentiometer(i), 0, 2) + " raw: " + this.potentiometers.get(i).value, 5, 115+i*20);
-      } else {
-        for (int i=0; i<this.pushbuttons.size(); i++) overlay.text("getPushButton("+i+ "): " + this.getPushButton(i), 5, 15+i*20);
-        for (int i=0; i<this.potentiometers.size(); i++) overlay.text("getPotentiometer("+i+ "): " + PApplet.nf(this.getPotentiometer(i), 0, 2) + " raw: " + this.potentiometers.get(i).value, 185, 15+i*20);
-      }
+      overlay.textSize(18);
+      for (int i=0; i<this.pushbuttons.size(); i++) overlay.text("getPushButton("+i+ "): " + this.getPushButton(i), 10, 25+i*20);
+      for (int i=0; i<this.pushbuttons.size(); i++) overlay.text("getPushButtonOnce("+i+ "): " + this.getPushButtonOnce(i), 10, 85+i*20);
+      for (int i=0; i<this.potentiometers.size(); i++) overlay.text("getPotentiometer("+i+ "): " + PApplet.nf(this.getPotentiometer(i), 0, 2) + " raw: " + this.potentiometers.get(i).value, 245, 25+i*20);
+      for (int i=0; i<this.potentiometers.size(); i++) overlay.text("getPotentiometer("+i+ ", 0.02): " + PApplet.nf(this.getPotentiometer(i, 0.02f), 0, 2) + " raw: " + this.potentiometers.get(i).value, 245, 85+i*20);
       overlay.endDraw();
 
-      this.parent.image(overlay, this.infoPanel.x, this.infoPanel.y, this.infoPanel.w, this.infoPanel.h); // Draw the overlay onto the main canvas
+      this.parent.image(overlay, this.infoPanel.x, this.infoPanel.y); // Draw the overlay onto the main canvas
+      this.parent.popStyle();
+      this.parent.hint(PConstants.ENABLE_DEPTH_TEST);
     }
-    this.parent.hint(PConstants.ENABLE_DEPTH_TEST);
   }
 
 
@@ -327,19 +330,16 @@ public void draw() {
 
   public void post() {
     // https://github.com/benfry/processing4/wiki/Library-Basics
-    // you cant draw in post() but its perfect for resetting the inputButtonsOnce array:
-    
+    // you cant draw in post() but its perfect for resetting the inputButtonsOnce array which needs to be done at the end of the draw cycle:
+    if (this.parent.frameCount != this.lastFrameCount) for (PushButton button : pushbuttons) button.pressedOnce = false;
   }
 
   public void pre() {
 
-  if (this.parent.frameCount != this.lastFrameCount) for (PushButton button : pushbuttons) button.pressedOnce = false;
-
-  // make sure everything in the main sketch is wrapped inside pushMatrix and popMatrix, so the infopanel is always shown top left, even in 3D mode
-  // pushMatrix in registermethod pre()
-  // popMatrix in registermethod draw()
-  this.parent.pushMatrix();
-  this.parent.pushStyle();
-}
+    // make sure everything in the main sketch is wrapped inside pushMatrix and popMatrix, so the infopanel is always shown top left, even in 3D mode
+    // pushMatrix in registermethod pre()
+    // popMatrix in registermethod draw()
+    this.parent.pushMatrix();
+    this.parent.pushStyle();
+  }
 }
-
diff --git a/src/bpm/library/beatsperminute/BeatsPerMinute.java b/src/bpm/library/beatsperminute/BeatsPerMinute.java
index f9a3e21..ff059b8 100644
--- a/src/bpm/library/beatsperminute/BeatsPerMinute.java
+++ b/src/bpm/library/beatsperminute/BeatsPerMinute.java
@@ -1,8 +1,3 @@
-/*
- todo: //processing doesn't like transparancy in 3D for the overlay
- //see https://www.reddit.com/r/processing/comments/59r0le/problems_with_transparency_in_3d/
- */
-
 package bpm.library.beatsperminute;
 
 import bpm.library.InfoPanel;
@@ -70,8 +65,7 @@ public BeatsPerMinute(PApplet parent) {
     this.setBPM(60);
     this.millis_start = parent.millis();
     this.infoPanel = new InfoPanel(parent);
-    this.infoPanel.h = parent.height;
-    this.infoPanel.overlay = parent.createGraphics(parent.width, parent.height);
+    this.infoPanel.overlay = parent.createGraphics(190, 440);
     this.enableKeyPress = true;
     this.keyPressedActionTaken = false;
 
@@ -267,23 +261,21 @@ public void draw() {
     // popMatrix in registermethod draw()
     this.parent.popMatrix();
     this.parent.popStyle();
-    this.parent.hint(PConstants.DISABLE_DEPTH_TEST);
+
     if (this.infoPanel.show) {
-      this.parent.pushMatrix();
+      this.parent.hint(PConstants.DISABLE_DEPTH_TEST);
+
+      // put the parents imageMode temporarily to CORNER
       this.parent.pushStyle();
-      // this.parent.translate(0,0);
       this.parent.imageMode(PConstants.CORNER);
+      //
+
       PGraphics overlay = this.infoPanel.overlay;
       overlay.beginDraw();
-      overlay.pushMatrix();
-      overlay.pushStyle();
-      overlay.rectMode(PConstants.CORNER);
-      overlay.textAlign(PConstants.LEFT, PConstants.CENTER);
-      overlay.stroke(0);
-      overlay.fill(255, 100);
-      overlay.rect(0, 0, 190, 440);
-      overlay.fill(0);
-      overlay.textSize(20);
+      overlay.background(0, 170);
+      overlay.noStroke();
+      overlay.fill(255);
+      overlay.textSize(18);
       overlay.text("BPM: " + this.bpm, 10, 20);
       overlay.text("beatDuration: " + Math.floor(this.beatDuration), 10, 40);
       overlay.text("beatCount: " + this.beatCount, 10, 60);
@@ -291,24 +283,22 @@ public void draw() {
 
       overlay.textSize(12);
       overlay.text("every 1 beat", 12, 108);
-      if (this.every_once[1]) overlay.fill(0);
-      else overlay.fill(255);
-      overlay.ellipse(90, 108, 10, 10);
+      overlay.stroke(255);
+      if (this.every_once[1]) overlay.fill(255);
+      else overlay.noFill();
+      overlay.ellipse(90, 105, 10, 10);
       for (int i=2; i<this.every.length; i++) {
-        overlay.fill(0);
+        overlay.fill(255);
         overlay.text("every " + i + " beat", 12, 88 + i*20);
-        if (this.every[i]) overlay.fill(0);
-        else overlay.fill(255);
-        overlay.ellipse(90, 88 + i*20, 10, 10);
+        if (this.every[i]) overlay.fill(255);
+        else overlay.noFill();
+        overlay.ellipse(90, 84 + i*20, 10, 10);
       }
-      overlay.popStyle();
-      overlay.popMatrix();
       overlay.endDraw();
-      this.parent.image(overlay, this.infoPanel.x, this.infoPanel.y, this.infoPanel.w, this.infoPanel.h); // Draw the overlay onto the main canvas
+      this.parent.image(overlay, this.infoPanel.x, this.infoPanel.y); // Draw the overlay onto the main canvas
       this.parent.popStyle();
-      this.parent.popMatrix();
+      this.parent.hint(PConstants.ENABLE_DEPTH_TEST);
     }
-    this.parent.hint(PConstants.ENABLE_DEPTH_TEST);
   }
 
 
diff --git a/src/bpm/library/frequencyanalyzer/FrequencyAnalyzer.java b/src/bpm/library/frequencyanalyzer/FrequencyAnalyzer.java
index a231598..68ce881 100644
--- a/src/bpm/library/frequencyanalyzer/FrequencyAnalyzer.java
+++ b/src/bpm/library/frequencyanalyzer/FrequencyAnalyzer.java
@@ -299,27 +299,40 @@ public void draw() {
     // popMatrix in registermethod draw()
     this.parent.popMatrix();
     this.parent.popStyle();
-    this.parent.hint(PConstants.DISABLE_DEPTH_TEST);
+
 
 
     if (this.infoPanel.show) {
+      this.parent.hint(PConstants.DISABLE_DEPTH_TEST);
+
+      // put the parents imageMode temporarily to CORNER
+      this.parent.pushStyle();
+      this.parent.imageMode(PConstants.CORNER);
+      //
+
       PGraphics overlay = this.infoPanel.overlay;
       overlay.beginDraw();
-      overlay.fill(200, 127);
+      overlay.background(0, 170);
       overlay.noStroke();
-      overlay.rect(0, 0, overlay.width, overlay.height);
+
       for (int i = 0; i < this.avgSize(); i++) {
         float xR = (i * overlay.width) / this.avgSize();
-        float yR = 100;
-
-
+        float yR = 150;
 
         overlay.fill(255);
+        this.maxVal = 100;
+
         if (this.currentOutputMode == AudioOutputMode.STEREO) {
-          overlay.rect(xR, yR, overlay.width / this.avgSize()/2, PApplet.lerp(0, -100, this.getAvgRawLeft(i)));
-          overlay.rect(xR + overlay.width / this.avgSize()/2, yR, overlay.width / this.avgSize()/2, PApplet.lerp(0, -100, this.getAvgRawRight(i)));
+          float h = PApplet.lerp(0, -100, this.getAvgRawLeft(i));
+          h = PApplet.constrain(h, -100, 0);
+          overlay.rect(xR, yR, overlay.width / this.avgSize()/2, h);
+          h = PApplet.lerp(0, -100, this.getAvgRawRight(i));
+          h = PApplet.constrain(h, -100, 0);
+          overlay.rect(xR + overlay.width / this.avgSize()/2, yR, overlay.width / this.avgSize()/2, h);
         } else {
-          overlay.rect(xR, yR, overlay.width / this.avgSize(), PApplet.lerp(0, -100, this.getAvgRaw(i)));
+          float h = PApplet.lerp(0, -100, this.getAvgRaw(i));
+          h = PApplet.constrain(h, -100, 0);
+          overlay.rect(xR, yR, overlay.width / this.avgSize(), h);
         }
 
         overlay.fill(255, 0, 0);
@@ -336,22 +349,23 @@ public void draw() {
         overlay.text(i, xR + (overlay.width / this.avgSize() / 2), yR-6);
       }
       overlay.fill(255);
-      overlay.textSize(25);
-      overlay.textAlign(PApplet.LEFT);
-      overlay.text(PApplet.round(this.parent.frameRate), 20, 30);
-      overlay.textAlign(PApplet.CENTER);
-      overlay.text("maxVal: " + PApplet.round(maxVal), this.parent.width/2, 30);
+      overlay.textSize(16);
       overlay.textAlign(PApplet.LEFT);
+
+      //overlay.textAlign(PApplet.CENTER);
+      //overlay.text("maxVal: " + PApplet.round(maxVal), this.parent.width/2, 30);
+      //overlay.textAlign(PApplet.LEFT);
       String s = "selected mode: " + this.currentInputMode;
-      float posX = overlay.width-overlay.textWidth(s)-10;
-      overlay.text(s, posX, 30);
-      if (this.currentInputMode == AudioInputMode.AUDIO_FILE && audioPlayer != null) overlay.text("muted: " + audioPlayer.isMuted(), posX, 60);
-      //else overlay.text("monitoring: " + (audioInput.isMonitoring() ? "on": "off"), posX, 60);
-      else overlay.text("monitoring: " + (currentInputSource.isMonitoring() ? "on": "off"), posX, 60);
+      overlay.text(s, 15, 30);
+      if (this.currentInputMode == AudioInputMode.AUDIO_FILE && audioPlayer != null) overlay.text("muted: " + audioPlayer.isMuted(), overlay.width-120, 30);
+      //else overlay.text("monitoring: " + (audioInput.isMonitoring() ? "on": "off"), overlay.width-120, 30);
+      else overlay.text("monitoring: " + (currentInputSource.isMonitoring() ? "on": "off"), overlay.width-120, 30);
       overlay.endDraw();
       this.parent.image(overlay, this.infoPanel.x, this.infoPanel.y, this.infoPanel.w, this.infoPanel.h); // Draw the overlay onto the main canvas
+
+      this.parent.popStyle();
+      this.parent.hint(PConstants.ENABLE_DEPTH_TEST);
     }
-    this.parent.hint(PConstants.ENABLE_DEPTH_TEST);
   }