let sketchRotator = 0;

let XYSizer = 50;

​

// 백버퍼 (이전 프레임을 기록하는 화면에 실제로 그려지지는 않는 캔버스)

let backbuffer;

// 메인 캔버스

let canvas;

​

function preload() {

  sh_render = loadShader("shaders/render.vert", "shaders/render.frag");

}

​

function setup() {

  pixelDensity(1);

​

  //canvas = createCanvas(windowWidth, windowHeight, WEBGL);

  canvas = createCanvas(1360, 730, WEBGL);

​

  backbuffer = createGraphics(width, height, WEBGL);

  backbuffer.clear();

  backbuffer.background(130);

}

​

function draw() {

  backbuffer.clear();

  backbuffer.image(canvas, width * -0.5, height * -0.5, width, height);

​

  clear();

​

  shader(sh_render);

  sh_render.setUniform("buffer", backbuffer);

  sh_render.setUniform("res", [width, height]);

  sh_render.setUniform("pixel_density", [pixelDensity()]);

  sh_render.setUniform("time", millis() / 400);

​

  let mx = mouseX / width;

  mx = (0.3 + cos(sketchRotator) * .15) * (1 + abs(cos(sketchRotator * 3)));

  let my = 1 + (-1 * mouseY / height);

  my = (0.3 + sin(sketchRotator) * .15) * (1 + abs(sin(sketchRotator * 3)));

  //   print("MX is "+round(mx,2)+", MY is "+round(my,2));

  sh_render.setUniform("mouse", [mx, my]);

​

  rect(0, 0, width, height);

​

  if (frameCount % 600 == 200) {

    //  print("Frame Rate "+round(frameRate(),2));

  }

  sketchRotator += 0.005;

}

​

​

function keyPressed() {

  if (keyCode == ALT) {

    let fs = fullscreen();

    fullscreen(!fs);

    noCursor();

  }

  if (key == 'x') {

    print("this should work");

  }

}