Tante linee!

function setup() {

  createCanvas(windowWidth, windowHeight);

  //background(100);

}

​

//funzione che viene eseguita 30 volte al secondo.

function draw(){

  background (100, 60, 255, 255);

  for(let x = 0; x < width; x = x + 30){

  stroke(70, 0, 0, map(x, 0, width, 0, 255));

    line (mouseX, mouseY, x, 1);

    stroke(30, 50, 20, 200);

    line (x, height, mouseX, mouseY);

    stroke(30, 50, 20, 200);

  }

//speriamo bene

}

​