synare simulator.pde

// Steve Lambert
// Synare simulator v0.2
// because I'm not gonna buy one on eBay.
// March 2018 and March 2020

import processing.sound.*;

SinOsc sine;

// sound variables
float sineFreq = 1440; // sound frequency
float sineFreqPast = 1440; 
float sineAmp = .5; // sound amplitude

boolean button = true; // initial state for start/stop switch


// setting up variables
float locX = 0; // location X
float locY = 100; // location Y
float xSpeed = 1; // Speed on X axis
float ySpeed = 4; // Speed on Y axis
//float gravity = 0.1; // gravity!

void setup() { 
  size(640,1200);
  ellipseMode(CORNER);
  smooth();
  println("sineAmp: " + sineAmp);
  sine = new SinOsc(this);
  sine.play();
}

void draw() { 
  sine.freq(sineFreq);
  sine.amp(sineAmp);
  sineFreqPast = sineFreq;
  
  background(255);
  stroke(255);
  fill(255,166,70); // orange!

  // map the frequency to the height of the ball
  // last two values are the low and high sound freq.
  sineFreq = map(height-locY,0,height,0,2000);
  println("locY = " + locY + "freq = " + sineFreq);
  
  ySpeed = ySpeed; //+ gravity; // speed on y axis is affected by gravity, always pushing down 
  xSpeed = xSpeed *.995; // inertia
  
  
  //// if object gets to the edge, go the other way.
  //if ((locX > width-21) || (locX < 1)){
  // xSpeed = xSpeed * -1;
  //} 
  
  //if ((locY > height-21) || (locY < 1)){
  // ySpeed = ySpeed; //* -.75; // ball bounces less each time
  //} 

  display(); // display circle function
  
  startstop(); // function for start and stop

  
  locX = constrain(locX,0,width-20);
  locY = constrain(locY,0,height-20);
}

void display() {
    //draw the circle  
  ellipse(locX,locY,20,20);
}

void startstop(){
    // Increment x 
  if (button) {
  locX = locX + xSpeed;
  locY = locY + ySpeed;
  } else {
  locX = locX;
  locY = locY;
  }
}

void mousePressed() {
    locX = mouseX;
    locY = mouseY;
    xSpeed = int(random(-3,3));
    ySpeed = int(map(mouseX,0,width,1,80));
    
}

void keyPressed() {
  button = !button; 
}