79 lines
1.8 KiB
JavaScript
79 lines
1.8 KiB
JavaScript
import * as THREE from 'three';
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const NODE_SIZE = 0.1;
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const LINK_SIZE = 0.05;
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function makeWireFrame(node_m, link_m, graph) {
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const nodeids = {}
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const group = new THREE.Group();
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for ( const n of graph.nodes ) {
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nodeids[n.id] = [ n.x, n.y, n.z ];
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const geometry = new THREE.SphereGeometry(NODE_SIZE);
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const sphere = new THREE.Mesh(geometry, node_m);
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group.add(sphere);
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sphere.position.x = n.x;
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sphere.position.y = n.y;
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sphere.position.z = n.z;
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}
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return group;
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}
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const scene = new THREE.Scene();
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const camera = new THREE.PerspectiveCamera( 75, window.innerWidth / window.innerHeight, 0.1, 1000 );
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const renderer = new THREE.WebGLRenderer();
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renderer.setSize( window.innerWidth, window.innerHeight );
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document.body.appendChild( renderer.domElement );
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const node_m = new THREE.MeshBasicMaterial( { color: 0x33ff00 } );
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const link_m = new THREE.MeshBasicMaterial( { color: 0x009930 } );
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const octahedron = makeWireFrame(node_m, link_m, {
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nodes: [
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{ id: 1, x: 0, y: -1, z: 0 },
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{ id: 2, x: 0, y: 0, z: -1 },
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{ id: 3, x: -1, y: 0, z: 0 },
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{ id: 4, x: 0, y: 0, z: 1 },
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{ id: 5, x: 1, y: 0, z: 0 },
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{ id: 6, x: 0, y: 1, z: 0 },
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],
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links: [
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{ id: 1, source: 1, target: 2 },
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{ id: 2, source: 1, target: 3 },
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{ id: 3, source: 1, target: 4 },
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{ id: 4, source: 1, target: 5 },
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{ id: 5, source: 2, target: 3 },
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{ id: 6, source: 3, target: 4 },
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{ id: 7, source: 4, target: 5 },
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{ id: 8, source: 5, target: 2 },
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{ id: 9, source: 2, target: 6 },
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{ id: 10, source: 3, target: 6 },
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{ id: 11, source: 4, target: 6 },
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{ id: 12, source: 5, target: 6 },
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]
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});
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scene.add(octahedron);
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camera.position.z = 5;
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let tick = 0;
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function animate() {
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requestAnimationFrame( animate );
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octahedron.rotation.x = tick * 0.3;
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octahedron.rotation.y = tick * 0.5;
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tick += 0.01;
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renderer.render( scene, camera );
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}
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animate(); |