guiDiv = {
styles;
let camera,
renderer,
scene,
controls,
cubeMesh,
cubeGroup,
folder,
renderOnDemand=true,
renderRequested=false,
mainLight,
material,
height=400;
init();
function createCamera() {
// Create a Camera
const fov = 25; // AKA Field of View
const aspect = width / height;
const near = 0.1; // the near clipping plane
const far = 1000; // the far clipping plane
camera = new THREE.PerspectiveCamera(fov, aspect, near, far);
camera.position.set(-4, 2, 4);
}
function createLights() {
// Create a directional light
const ambientLight = new THREE.HemisphereLight(0xddeeff, 0x202020, 9);
mainLight = new THREE.DirectionalLight(0xffffff, 3.0);
scene.add(ambientLight);
// move the light back and up a bit
mainLight.position.set(10, 10, 10);
// remember to add the light to the scene
scene.add(ambientLight, mainLight);
}
function createMaterials() {
const cube = new THREE.MeshStandardMaterial({
color: 0xff3333,
flatShading: true
})
cube.color.convertSRGBToLinear();
material = {
cube
}
return material;
}
function createGeometries() {
const cube = new THREE.BoxGeometry( 1, 1, 1 );
return {
cube
}
}
function createMeshes() {
const materials = createMaterials();
const geometries = createGeometries();
cubeMesh = new THREE.Mesh( geometries.cube, materials.cube );
const group = new THREE.Group();
group.add(cubeMesh);
cubeGroup = group;
// Add the mesh to the scene
scene.add(group);
}
function createRenderer() {
// create the renderer
renderer = new THREE.WebGLRenderer({
antialias: true
});
renderer.setSize(width, height);
renderer.setPixelRatio(window.devicePixelRatio);
renderer.gammaFactor = 2.2;
renderer.gammaOutput = true;
renderer.physicallyCorrectLights = true;
}
function init() {
// create a Scene
scene = new THREE.Scene();
// Set the background color
scene.background = new THREE.Color('skyblue');
createCamera();
createLights();
createMeshes();
createRenderer();
controls = new THREE.OrbitControls(camera, renderer.domElement);
invalidation.then(() => (controls.dispose(), renderer.dispose()));
}
function render() {
renderer.render(scene, camera);
}
function update() {
/*********** PUT ANIMATION LOGIC HERE **********/
//cubeGroup.rotation.x += 0.01;
//cubeGroup.rotation.y += 0.01;
//cubeGroup.rotation.z += 0.01;
/***********************************************/
}
function onWindowResize() {
camera.aspect = width / height;;
camera.updateProjectionMatrix();
renderer.setSize(width, height)
}
window.addEventListener('resize', onWindowResize)
function animationLoop(){
update();
render();
controls.update()
}
controls.update()
controls.enableDamping = true;
controls.dampingFactor = 0.05;
controls.rotateSpeed = 0.1;
renderer.setAnimationLoop(animationLoop)
const datGui = new dat.GUI({ autoPlace: true });
datGui.domElement.id = 'gui'
folder = datGui.addFolder(`Cube`)
folder.addColor(new ColorGUIHelper(material.cube,'color'),'value') //
.name('color')
.onChange(animationLoop)
folder.add(cubeMesh.scale,'x',0.1,1.5) //
.name('scale x')
.onChange(animationLoop)
invalidation.then(() => (controls.dispose(), renderer.dispose()));
yield renderer.domElement
}
class ColorGUIHelper {
constructor(object, prop) {
this.object = object;
this.prop = prop;
}
get value() {
return `#${this.object[this.prop].getHexString()}`;
}
set value(hexString) {
this.object[this.prop].set(hexString);
}
}
THREE = {
const THREE = window.THREE = await require("three@0.99.0/build/three.min.js");
await require("three@0.99.0/examples/js/controls/OrbitControls.js").catch(() => {});
return window.THREE;
}
dat = require('dat.gui')
styles = html`
<style>
#gui {
position: absolute;
top: 124px;
right: 0px
}
</style>
`
One platform to build and deploy the best data apps
Experiment and prototype by building visualizations in live JavaScript notebooks. Collaborate with your team and decide which concepts to build out.
Use Observable Framework to build data apps locally. Use data loaders to build in any language or library, including Python, SQL, and R.
Seamlessly deploy to Observable. Test before you ship, use automatic deploy-on-commit, and ensure your projects are always up-to-date.