class NSWTopo::GeoJSON::MultiPoint
Public Instance Methods
clip(hull)
click to toggle source
# File lib/nswtopo/gis/geojson/multi_point.rb, line 4 def clip(hull) points = [hull, hull.perps].transpose.inject(@coordinates) do |result, (vertex, perp)| result.select { |point| point.minus(vertex).dot(perp) >= 0 } end points.none? ? nil : points.one? ? Point.new(*points, @properties) : MultiPoint.new(points, @properties) end