let theShader;

 // this variable will hold our webcam video

 let cam;

​

 function preload(){

   // load the shader

   theShader = loadShader('Screenshot 2021-12-18 at 12.18 1.jpg','Screenshot 2021-12-18 at 12.18 1.jpg');

 }

​

 function setup() {

   // shaders require WEBGL mode to work

   createCanvas(710, 400, WEBGL);

   noStroke();

​

   cam = createCapture(VIDEO);

   cam.size(710, 400);

​

   cam.hide();

 }

​

 function draw() {

   // shader() sets the active shader with our shader

   shader(theShader);

​

   // passing cam as a texture

   theShader.setUniform('tex0', cam);

​

   // rect gives us some geometry on the screen

   rect(0,0,width,height);

 }

​