Question

Creates a Point grid from a bounding box, FeatureCollection or Feature.
从一个边界框，FeatureCollection或Feature创建一个点网格。

参数

参数	类型	描述
bbox	Array	extent 以 minX, minY, maxX, maxY 的顺序表示
cellSide	number	the distance between points, in units
options	Object	可选参数：见下文

options选项

属性	类型	默认值	描述
units	string	kilometers	used in calculating cell size, can be degrees, radians, miles, or kilometers
properties	Object	{}	passed to each hexagon or triangle of the grid
mask	(Feature <(Polygon|MultiPolygon)>)		if passed a Polygon or MultiPolygon, the grid Points will be created only inside it
properties	Object	{}	passed to each point of the grid

返回

FeatureCollection <Point> - grid of points

示例

var extent = [-70.823364, -33.553984, -70.473175, -33.302986];
var cellSide = 3;
var options = {units: 'miles'};

var grid = turf.pointGrid(extent, cellSide, options);