d3-3d/src/primitiveShapes/lineStrip.js

D3.js plugin for 3d visualization

import {centroid}       from '../centroid';
import {rotateRzRyRx}   from '../rotation';

export function lineStrip(lineStrip, options, point, angles){

    for (var i = lineStrip.length - 1; i >= 0; i--) {

        var l = lineStrip[i], m = l.length/2, t = parseInt(m);

        for (var j = l.length - 1; j >= 0; j--) {
            var p = l[j];
            p.rotated   = rotateRzRyRx({x : point.x(p), y : point.y(p), z : point.z(p)}, angles);
            p.projected = options.project(p.rotated, options);
        }

        l.centroid = t === m ? centroid([ l[m - 1], l[m] ]) : { x: l[t].rotated.x, y: l[t].rotated.y, z: l[t].rotated.z };
    }
    return lineStrip;
}