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p5.js | Constants | TAU
  • Last Updated : 12 Apr, 2019
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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);
}

Output:

Reference: https://p5js.org/reference/#/p5/TAU

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