The windowHeight in p5.js is a system variable that is used to store the height of the inner window and it maps to window.innerHeight.
Syntax
windowHeight
Parameters: This function does not accept any parameter.
Below program illustrates the windowHeight variable in p5.js:
Example-1:
function setup() {
createCanvas(1000, 400);
// Set text size to 40px
textSize(20);
} function draw() {
background(200);
rect(mouseX, mouseY, 30, 30);
//Use of windowHeight Variable
text( "Window Height is " + windowHeight, 30, 40);
} |
Output:
Example-2:
function setup() {
// set height to window height
height = windowHeight;
//create Canvas of size 380*80
createCanvas(380, height);
} function draw() {
background(220);
textSize(16);
textAlign(CENTER);
fill(color( 'Green' ));
//use of windowHeight variable
text( "windowHeight of Canvas is : "
+ height, 180, height / 2);
} |
Output:
Reference: https://p5js.org/reference/#/p5/windowHeight