The pmouseY variable in p5.js is used to store the vertical position of the mouse cursor in the frame previous to the current active frame, relative to the origin of the canvas.
Syntax:
pmouseY
Below programs illustrate the pmouseY variable in p5.js:
Example 1: This example uses pmouseY variable to draw mouse pointer as circle.
function setup() {
// Create canvas
createCanvas(1000, 400);
} function draw() {
// Set the background color
background(244, 248, 252);
// Fill color relative pmouseX,
// pmouseY and mouseY
fill(pmouseX%255, pmouseY%255, mouseY%255);
// Draw circle
circle(mouseX, pmouseY, pmouseX%100);
} |
Output:
Example 2: This example uses pmouseY variable to display the position of mouse pointer.
function setup() {
// Create canvas
createCanvas(1000, 400);
// Set font size
textSize(20);
} function draw() {
// Set background color
background(200);
// Display result
text( "Position of pmouseY is "
+ pmouseY, 30, 40);
} |
Output:
Reference: https://p5js.org/reference/#/p5/pmouseY