p5.js Constants TAU

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The TAU is a mathematical constant and it is the alias of TWO_PI. The value of TAU is 6.28318530717958647693. It is twice the ratio of the circumference of a circle to its diameter.

Syntax:

TAU

Below program illustrates the usage of TAU in p5.js:

Example: This example illustrates the TAU constant.

function setup() { 
  
    // Create Canvas of size 880*300 
    createCanvas(880, 300); 
} 
  
function draw() { 
      
    //Set the background Color 
    background(220); 
      
    //Set the stroke color 
    stroke(255, 204, 0); 
      
    //Set the stroke weight 
    strokeWeight(4); 
      
    // Use of constant TAU 
    arc(180, 50, 280, 280, 0, TAU/2);  
      
    noStroke(); 
      
    // Set the font size 
    textSize(20); 
      
    // Display result 
    text("Value of TAU is "+ TAU, 30, 230); 
} 