Oscillator Weather

let osc, playing, frequency, amplitude;

//wind speed in brighton march 31 - april 30, 2024

//https://coastalmonitoring.org/realtimedata/?chart=88&tab=met&range=month&disp_option=1&user_indate=31-03-2024&datum=chart

let brightonWind = [3.4,2.2,3.6,3.9,3.5,3.4,3.3,2.9,3.6,3.7,3.3,3.7,4,4.6,4.3,4,4,4.9,4.6,4.2,4.2,3.8,3.7,3.7,2.6,4.1,3.5,2.6,2,1.9,1.8,1.6,1.4,1.9,2.3,2.7,2.6,1.7,1.9,3.2,3.3,3.8,3.8,2.4,3.3,3.2,3.7,4.5,4.8,3.6,4.8,4.8,4.8,4.3,5.2,3.2,4.4,4.6,4.4,3.4,3.1,5.8,5.5,5.2,5.6,6.3,5.8,5.8,5.6,5.4,5.9,5.8,6,6.1,5.8,5.6,5.5,5.5,5.4,4.9,5.2,5.4,5,5.3,5.3,5.4,5.6,5.4,5.8,5.8,6.2,6.1,5.7,6,6,6.3,6.4,6.5,6,6.2,5.6,5.3,5.4,6.1,4.7,5.8,5.6,4.7,3.6,4.3,3.4,5.1,5.3,6.4,5.1,5.9,5.4,5.2,3.7,4,3.9,4.2,4.5,4.4,3.6,4.5,4.2,3.6,4.2,4.6,3.9,3.3,4,3.7,3.6,4.4,3.4,5.5,4.3,4.4,4.9,5.7,4.9,4.9,4.7,4.9,5.1,4.6,4.5,4.9,4.7,4.5,3.7,4.5,3.5,3.9,5.6,4.8,4.8,4.6,5,4.3,5.3,4.6,5,4.7,5.9,5.5,5.3,5.7,5.4,5.2,6.3,5.7,4.9,3.7,5.8,4.8,5.5,7,4.3,5.5,5.9,6.1,6.2,6.6,6.4,6.5,6.5,6.6,6.3,5.9,5.4,5,5.6,6.3,6.4,6.8,6.4,6.7,5.6,6,5.9,5.5,5.6,6,5.7,5.9,5.9,6.2,5.7,5.7,5.4,5.3,5.1,5.2,5.6,5,5,4.5,5.7,5.4,5.5,5.2,5,5,5,5.6,5.8,5.7,5,5.9,5.6,6,4.5,4.7,4.8,5.2,5.9,5,4.9,5.2,5.5,3,2.8,5.3,5.2,5.7,5.8,5.5,6.8,5.5,6.5,5.9,6.5,6.2,6.7,7.2,5.6,5.8,5.6,6,5.5,4.9,5.9,7.3,6.7,6.1,6.3,7.3,5.7,7.2,7.5,6,5.4,4.4,4.2,3.5,3.4,3.3,3.5,3.9,2.8,2.3,2.7,2.7,2.9,3.4,3.3,3.6,3.5,3.5,3.1,3.5,3.5,3.5,3.5,3.4,3.1,3,3.6,2.7,3.4,3.6,3.7,3.5,3.8,2.7,3.8,3.5,4.1,2.9,4.6,4.4,4.8,4,3.6,3.6,4.2,3.8,4.4,3.3,2.8,4,4.1,3.8,3.2,2.7,3.8,3.5,3.4,3,3.4,3.4,2.4,3,3,2.4,2.6,2,2.2,2,3,2,3.5,3.5,2.5,3,2.4,2.6,2.8,3.5,3.2,2.5,4.4,2.8,3.4,4.1,3.9,3.2,3.7,3.5,3.4,3.2,3.3,3.4,3.8,3.7,2.9,3.1,3.1,2.7,2.5,2.8,3.3,2.8,2.9,2.5,3,3.3,3.3,2.8,3.3,2.8,3.5,3.3,3.3,3.4,3,3.6,3.1,3.5,3.6,3.7,3.6,4,3.5,3.6,3.7,3.6,3.5,3.5,3.6,4,3.5,3.6,3.5,3.3,3,3.2,3,3.3,3,3.1,3.6,3.2,3,3,3.3,2.8,2.9,2.8,3,2.9,2.8,3,3.1,3.5,3.2,3.2,3.4,3.7,3.5,2.9,3.1,3.6,3.8,3.8,3.9,3.1,3.3,3.6,3.7,4.3,4.3,3.8,4.2,3.2,2.8,3.5,3.7,3.3,3.5,3.1,2.9,2.4,2.7,2.6,2.3,2.8,2.8,3.1,3.9,2.9,2.9,3.5,3.4,2.7,3.5,3.9,4.6,4.1,5.1,5.7,4.8,4.5,4.3,4.6,4.8,4.3,4,4.2,3.9,4.5,4.5,4,4.3,4.4,4.5,4.2,4.5,4.9,4.1,3.9,4.2,3.7,4.6,3.9,3.6,4.5,3.5,3.9,4.5,3.6,3.6,3.9,4.3,3,3.1,3.7,3,3.5,2.4,3.8,3.6,2.7,3.5,2.8,3.4,2.3,2.3,3.3,3.3,2.8,3.3,3.6,3.1,2.6,1.8,2.9,2.5,2.3,2.4,2.5,2.5,2.7,2.7,2.2,2.3,2.1,2.4,2.3,2.3,2.5,2.2,2.2,2.2,2,2,2,2,2.2,2,1.9,2.1,1.8,1.8,2,1.7,1.6,1.4,1.2,1.4,1.6,1.5,1.3,1.1,1,0.6,0.8,0.9,0.7,0.8,1,1.2,1,1,0.8,0.9,1,1.2,0.9,1.1,1.3,1.1,1,1.1,1.1,1.1,0.9,0.9,0.6,0.7,1.1,1.1,1,0.7,1.3,2,1.9,2.1,3.2,4.7,4.7,4.3,5.1,4.9,5.1,6.9,6.5,7.6,7.3,7.3,6.5,6.3,7,5.9,6.5,7.5,9,8.6,8.7,8.3,6.5,7.2,7.7,7.8,6.8,7.1,6.6,6.2,7.6,7.6,6.6,6.3,8,8.9,7,8.2,8.2,8.4,8,6.9,6.2,6.5,6.8,6.9,3.3,5.8,7.5,8.1,11.1,7.7,6.4,7.2,7.3,5.6,5.4,5.7,6.1,5.7,6.2,4.9,4.1,4.4,5,5.4,4.4,4,4.2,4.1,4,3.7,4.4,4.6,4.2,4.7,5.4,6.8,3.8,6.1,5,3.9,5.2,4.4,4.3,3.7,4.4,3.8,2.7,2.8,3.4,2.9,3,2.6,1,1,1.1,1.1,0.8,0.7,0.3,0.6,1,0.7,0.7,1.1,0.9,1.4,1.3,1.4,1.3,0.9,0.7,0.5,0.7,0.9,0.8,1.4,2.1,2.2,1.7,1.6,2,2.2,2.3,2.1,2.3,2.6,2.2,2.5,2.9,2.6,2.4,1.9,2,1.9,1.7,1.9,1.8,1.6,1.4,1.8,1.7,1.6,1.5,1.6,1.4,1.4,1.7,1.5,1.7,1.8,2.3,1.7,1.8,3.1,1.6,1.9,2.1,2.9,2.9,1.4,2.9,2,3.1,2.5,1.8,2.3,2.8,3.9,3.3,5,2.5,2.6,1.8,3.4,4.3,3.2,3.3,3.3,3.1,3.4,3.8,3.3,3.8,3.1,3.3,3.3,3.6,4.1,4.1,3.5,3.8,3.2,3.1,3.5,3.7,3.5,3.7,4,2.8,3.5,2.5,2.8,3,2.9,3.4,3.2,2.7,2.4,2.7,2.6,3.4,2.8,2.1,3.2,2.8,3.3,2.5,2.2,1.8,2.6,1.9,1.7,1.7,2,1.9,1.8,1.6,2,2.1,1.7,2.1,1.4,1.9,1.7,1.3,1.7,2,2.7,2.3,2.3,2.3,2.6,2.7,1.8,1.7,1.6,1.9,2.2,1.6,1.3,1.1,1.5,0.9,1.4,1.1,1.1,1.6,1.4,1.1,1.2,1.5,1.3,1.1,1.6,0.9,1.1,1.5,1.6,1.2,1.3,1.8,1.8,2,2,1.3,1.6,1.3,1.8,2.6,1.9,1.1,0.6,1.2,1.6,1.5,4.2,2.8,1.9,1.7,2,1.8,1.9,1.8,1.5,2,2.3,2.9,3.5,2.8,2.8,3.2,3.6,3.2,3.1,3.1,3.1,2.6,3.2,3.2,2.7,2.4,2.1,2.2,3.6,2.5,3,3,2.7,3.1,3.7,2.9,3.1,2.4,2,2.5,2.4,1.3,1.5,1.1,1.4,1.2,1.6,0.6,0.5,0.8,1.2,2.2,2,2.1,1.7,2.2,2.1,2.6,2.2,3.1,2.5,2.9,3.1,3,2.6,2.5,2.4,1.7,2,1.7,1,2,1.5,2.8,2.3,2.2,1.8,2,1.4,1.9,2.4,1.5,1.7,1.4,1.7,1.6,1.4,0.9,1.2,1.6,1.4,1.6,1.6,1.5,1.7,1.8,1.8,1.6,1.9,2.1,2.1,2.3,2.2,2.1,2,1.9,2,1.8,0.6,1.9,1.7,1.8];

let currentWindIndex=0;

​

function setup() {

  let cnv = createCanvas(100, 100);

  cnv.mousePressed(playOscillator);

  osc = new p5.Oscillator('sine');

  // let test =0;

  // for (let i = 0; i < brightonWind.length; i++){

  //  if(brightonWind[i] > test){

  //    test = i;

  //  }

  // }

  // console.log(test); // comes back as 13

  frameRate(5);

}

​

function draw() {

  background("rgb(184,210,206)")

  frequency = constrain(map(brightonWind[currentWindIndex], 0.0, 13.0, 100, 500), 100, 500);

  amplitude = constrain(map(mouseY, height, 0, 0, 1), 0, 1);

​

  text('tap and hold to play', 20, 20);

  text('freq: ' + frequency, 20, 40);

  text('amp: ' + amplitude, 20, 60);

​

  if (playing) {

    // smooth the transitions by 0.1 seconds

    osc.freq(frequency, 0.1);

    osc.amp(amplitude, 0.1);

  }

  currentWindIndex +=1;

  if(currentWindIndex >= brightonWind.length){

    currentWindIndex = 0;

  }

}

​

function playOscillator() {

  // starting an oscillator on a user gesture will enable audio

  // in browsers that have a strict autoplay policy.

  // See also: userStartAudio();

  osc.start();

  playing = true;

}

​

function mouseReleased() {

  // ramp amplitude to 0 over 0.5 seconds

  osc.amp(0, 0.5);

  playing = false;

}