/**
 * Base
 */

// Canvas
const canvas = document.querySelector("canvas.webgl");

// Scene
const scene = new THREE.Scene();

/**
 * Loaders
 */
// Texture loader
const textureLoader = new THREE.TextureLoader();

// GLTF loader
const gltfLoader = new THREE.GLTFLoader();

/**
 * Textures
 */
const bakedTexture = textureLoader.load(
  "https://assets.codepen.io/22914/baked.jpg"
);
bakedTexture.encoding = THREE.sRGBEncoding;

/**
 * Materials
 */

// baked material
const bakedMaterial = new THREE.MeshBasicMaterial({
  map: bakedTexture,
  side: THREE.DoubleSide
});
bakedTexture.flipY = false;

/**
 * Model
 */
gltfLoader.load("https://assets.codepen.io/22914/sushi.glb", (gltf) => {
  gltf.scene.children[0].material = bakedMaterial;
  gltf.scene.children[1].material = bakedMaterial;

  scene.add(gltf.scene);
});

/**
 * Sizes
 */
const sizes = {
  width: window.innerWidth,
  height: window.innerHeight
};

window.addEventListener("resize", () => {
  // Update sizes
  sizes.width = window.innerWidth;
  sizes.height = window.innerHeight;

  // Update camera
  camera.aspect = sizes.width / sizes.height;
  camera.updateProjectionMatrix();

  // Update renderer
  renderer.setSize(sizes.width, sizes.height);
  renderer.setPixelRatio(Math.min(window.devicePixelRatio, 2));
});

/**
 * Camera
 */
// Base camera
const camera = new THREE.PerspectiveCamera(
  45,
  sizes.width / sizes.height,
  0.1,
  100
);
camera.position.x = -7;
camera.position.y = 12;
camera.position.z = -7;
scene.add(camera);

// Controls
const controls = new THREE.OrbitControls(camera, canvas);
controls.enableDamping = true;

// Don't go below the ground
controls.maxPolarAngle = Math.PI / 2 - 0.1;

// Clamp panning
const minPan = new THREE.Vector3(-0.2, -0.2, -0.2);
const maxPan = new THREE.Vector3(2, 2, 2);
const _v = new THREE.Vector3();

controls.addEventListener("change", function () {
  _v.copy(controls.target);
  controls.target.clamp(minPan, maxPan);
  _v.sub(controls.target);
  camera.position.sub(_v);
});

/**
 * Renderer
 */
const renderer = new THREE.WebGLRenderer({
  canvas: canvas,
  antialias: true
});
renderer.setSize(sizes.width, sizes.height);
renderer.setPixelRatio(Math.min(window.devicePixelRatio, 2));
renderer.outputEncoding = THREE.sRGBEncoding;
renderer.setClearColor(new THREE.Color("#98ddca"));
/**
 * Animate
 */
const clock = new THREE.Clock();

const tick = () => {
  const elapsedTime = clock.getElapsedTime();

  // Update controls
  controls.update();

  // Render
  renderer.render(scene, camera);

  // Call tick again on the next frame
  window.requestAnimationFrame(tick);
};

tick();