PointInPolygon: Point In Polygon

In SymbolixAU/spatial.data.table:

Description

Determins if points lie within the boundaries of polygons

Usage

PointInPolygon(dt_polygons, polyColumns, dt_points, pointColumns)

Arguments

dt_polygons	data.table object containing the polygon coordinates
polyColumns	character vector of column names containing the id, lineId, x, y and hole fields (in that order)
dt_points	data.table object containing the point coordinates
pointColumns	character vector of column names containing the id, x and y fields (in that order)

Details

Calculates the winding number (https://en.wikipedia.org/wiki/Winding_number)

Value

data.table giving the ids of the points and the polygons within which they fall

Examples

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SymbolixAU/spatial.data.table documentation built on May 9, 2019, 3:30 p.m.