let slitShader;

let imgBuffer;

let slitBuffer;

let captureBuffer;

let img;

​

let recording = false

​

function playVideo() {

  vid.loop();

  isVideoReady = true;

}

​

function preload() {

  firstShader = loadShader('shader.vert', 'shader.frag');

  slitShader = loadShader('shader.vert', 'slitscan.frag');

​

  img = loadImage("mountain.jpg");

}

​

function setup() {

  createCanvas(800, 600);

  noStroke();

  vid = createVideo("https://player.vimeo.com/external/422310269.hd.mp4?s=ac2d745c9b495af3ea1e08c83a478388658ea222&profile_id=175", playVideo);

  vid.hide();

  imgBuffer = createGraphics(512,512,WEBGL)

  slitBuffer = createGraphics(width,height,WEBGL)

  captureBuffer = createGraphics(width*2,height*2,WEBGL)

  vidBuffer = createGraphics(1024,1024)

  vid.size(1024, 1024);

  imgBuffer.textureWrap(MIRROR);

  // slitBuffer.textureWrap(MIRROR);

  captureBuffer.noStroke();

  imgBuffer.noStroke();

  captureBuffer.noStroke();

  vidBuffer.noStroke();

  // img = createCapture(VIDEO);

  // img.hide();

}

​

function draw() {

  background(0);

  vidBuffer.image(vid, 0, 0);

  //rotate webcam video in buffer

  imgBuffer.shader(firstShader);

  firstShader.setUniform("tex", vidBuffer);

  firstShader.setUniform("resolution", [width, height]);

  firstShader.setUniform("time", frameCount *0.5);

​

  imgBuffer.rect(0, 0, width, height);

  //pass rotating video to slitscan

  slitBuffer.shader(slitShader)

  slitShader.setUniform("tex", imgBuffer);

  slitShader.setUniform("tex2", captureBuffer);

  slitShader.setUniform("resolution", [width, height]);

  slitShader.setUniform("time", frameCount *0.5);

  slitBuffer.rect(0, 0, width, height);

  // captureBuffer.fill(255,0,0);

  // captureBuffer.translate(-100,-100)

  // captureBuffer.rect(0,0,width,height);

  captureBuffer.image(slitBuffer,-width/2,-height/2);

  image(slitBuffer,0,0,width,height)

  // image(img,0,0,360,360)

​

}

​

function mousePressed() {

  if (recording) {

    stopRecording()

    recording = false

  } else {

    startRecording()

    recording = true

  }

}