@vtx/cs-map/lib/_util/generateRandomPosition.js

React components for Vortex

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = void 0;
/**
 * @description: 产生随机点
 * @param {*} position：中心点坐标
 * @param {*} num：随机点数量
 * @return {*}
 */
function generateRandomPosition(position, num) {
  var list = [];
  for (var i = 0; i < num; i++) {
    // random产生的随机数范围是0-1，需要加上正负模拟
    var lon = position[0] + Math.random() * 0.04 * (i % 2 === 0 ? 1 : -1);
    var lat = position[1] + Math.random() * 0.04 * (i % 2 === 0 ? 1 : -1);
    list.push([lon, lat]);
  }
  return list;
}
var _default = exports["default"] = generateRandomPosition;
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