threejs points made of bars / 3sam3

Published

Edited

Aug 10, 2020

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3 stars

md`# threejs points made of bars`

{

const scene = new THREE.Scene();

const renderer = new THREE.WebGLRenderer({antialias: true});

renderer.setSize(width, height);

// bars which is actually graph

const bars = new THREE.Object3D();

const barsGeometry = new THREE.Geometry();

const barsMaterial = new THREE.PointsMaterial({

color: '#ffff00',

size : 0.1

});

for(let i = 0; i < 1000; i++) {

const bar = getBar(Math.random() * 1000, Math.random() * 1000, 200);

bar.lookAt(new THREE.Vector3());

bars.add(bar);

}

const points = new THREE.Points(barsGeometry, barsMaterial);

scene.add(bars);

//orbitcontrols

const controls = new THREE.OrbitControls(camera, renderer.domElement);

function render() {

requestAnimationFrame( render );

camera.lookAt(new THREE.Vector3());

renderer.render(scene, camera);

}

render();

return renderer.domElement;

}

data = JSON.parse(await FileAttachment('population909500.json').text())[0][1];

height = 500

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