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Flex and force sensor to trigger mp3\'s

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Using minim to trigger MP3 sounds via flex and force sensors connected to an arduino.

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  1. import processing.serial.*;
  2.  
  3. import cc.arduino.*;
  4.  
  5. Arduino arduino;
  6.  
  7. import ddf.minim.*;
  8.  
  9. Minim minim;
  10. AudioSnippet sound1;
  11. AudioSnippet sound2;
  12. AudioSnippet sound3;
  13. AudioSnippet sound4;
  14. AudioSnippet sound5;
  15.  
  16. color off = color(4, 79, 111);
  17. color on = color(84, 145, 158);
  18.  
  19. //force sensor
  20. int force = 0;
  21.  
  22. //flex sensor 1
  23. int flex1 = 1;
  24.  
  25. //forec switch case
  26. int forceCase = 0;
  27.  
  28. void setup() {
  29.   size(470, 280);
  30.   arduino = new Arduino(this, Arduino.list()[0], 115200);
  31.  
  32.   //start minim
  33.   minim = new Minim(this);
  34.  
  35.   //load sounds
  36.   sound1 = minim.loadSnippet("sound1.mp3");
  37.   sound2 = minim.loadSnippet("sound2.mp3");
  38.   sound3 = minim.loadSnippet("sound3.mp3");
  39.   sound4 = minim.loadSnippet("sound4.mp3");
  40.   sound5 = minim.loadSnippet("sound5.mp3");
  41.  
  42.  
  43. }
  44.  
  45. void draw() {
  46.  
  47.   background(off);
  48.   stroke(on);
  49.  
  50.   force = arduino.analogRead(0);
  51.   flex1 = arduino.analogRead(1);
  52.  
  53.   //println(force);
  54.   println(flex1);
  55.  
  56.   playSound();
  57.  
  58. }
  59.  
  60. void playSound(){
  61.  
  62.   if (force > 1000){
  63.     sound1.unmute();
  64.     sound1.play();
  65.   } else {
  66.     sound1.rewind();
  67.     sound1.mute();
  68.   }
  69.  
  70.   if (force > 800 && force < 1000){
  71.     sound2.unmute();
  72.     sound2.play();
  73.   } else {
  74.     sound2.rewind();
  75.     sound2.mute();
  76.   }
  77.  
  78.   if (flex1 > 1 && flex1 < 400){
  79.     sound3.unmute();
  80.     sound3.play();
  81.   } else {
  82.     sound3.rewind();
  83.     sound3.mute();
  84.   }
  85.  
  86.   if (flex1 > 400 && flex1 < 600){
  87.     sound4.unmute();
  88.     sound4.play();
  89.   } else {
  90.     sound4.rewind();
  91.     sound4.mute();
  92.   }
  93.  
  94. }
  95.  
  96. void stop()
  97. {
  98.   // always close Minim audio classes when you are done with them
  99.   sound1.close();
  100.   sound2.close();
  101.   sound3.close();
  102.   sound4.close();
  103.   sound5.close();
  104.   minim.stop();
  105.  
  106.   super.stop();
  107.  
  108. }

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