Rendering nodes of a ball-stick model
parent
702df89634
commit
0432c9df67
94
main.js
94
main.js
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@ -1,15 +1,15 @@
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import * as THREE from 'three';
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const NODE_SIZE = 0.2;
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const LINK_SIZE = 0.1;
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const NODE_SIZE = 0.1;
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const LINK_SIZE = 0.05;
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function makeWireFrame(link_m, node_m, graph) {
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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, mode_m);
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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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@ -19,23 +19,6 @@ function makeWireFrame(link_m, node_m, graph) {
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}
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// const shape = makeShape({
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// nodes: [
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// { id: 1, x: -10, y: -10, z: -10 },
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// { id: 2, x: 10, y: 10, z: 10}
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// ],
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// links: [
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// { id: 1, source: 1, target: 1 }
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// ]
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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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@ -43,43 +26,40 @@ 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 group = new THREE.Group();
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const sphere_g = new THREE.SphereGeometry( 1 );
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const sphere_m = new THREE.MeshBasicMaterial( { color: 0x33ff00 } );
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const sphere = new THREE.Mesh( sphere_g, sphere_m );
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group.add( sphere );
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sphere.position.x = -2;
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const sphere2_g = new THREE.SphereGeometry( 1 );
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const sphere2 = new THREE.Mesh( sphere_g, sphere_m );
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group.add( sphere2 );
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sphere2.position.x = 2;
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const cyl_g = new THREE.CylinderGeometry( 0.2, 0.2, 4 );
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const cyl_m = new THREE.MeshBasicMaterial( { color: 0x009930 } );
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const cyl = new THREE.Mesh( cyl_g, cyl_m );
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group.add( cyl );
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// const shape = makeShape({
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// nodes: [
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// { id: 1, x: -10, y: -10, z: -10 },
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// { id: 2, x: 10, y: 10, z: 10}
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// ],
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// links: [
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// { id: 1, source: 1, target: 1 }
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// ]
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// });
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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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scene.add(group);
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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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@ -90,8 +70,8 @@ let tick = 0;
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function animate() {
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requestAnimationFrame( animate );
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group.position.x = Math.sin(tick) * 2;
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group.rotation.y = tick;
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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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