GEOS: geos::algorithm::locate::IndexedPointInAreaLocator Class Reference

Public Member Functions

# geos::algorithm::locate::IndexedPointInAreaLocator Class Reference

Determines the location of Coordinates relative to a Polygon or MultiPolygon geometry, using indexing for efficiency. More...

`#include <IndexedPointInAreaLocator.h>`

Inheritance diagram for geos::algorithm::locate::IndexedPointInAreaLocator:

List of all members.

## Public Member Functions
| IndexedPointInAreaLocator (const geom::Geometry &g)
int | locate (const geom::Coordinate *p)

## Detailed Description

Determines the location of Coordinates relative to a Polygon or MultiPolygon geometry, using indexing for efficiency.

This algorithm is suitable for use in cases where many points will be tested against a given area.

Author:
  Martin Davis

## Constructor & Destructor Documentation

geos::algorithm::locate::IndexedPointInAreaLocator::IndexedPointInAreaLocator | ( | const geom::Geometry & | g ) |

Creates a new locator for a given Geometry

Parameters:

  g | the Geometry to locate in

## Member Function Documentation

int geos::algorithm::locate::IndexedPointInAreaLocator::locate | ( | const geom::Coordinate * | p ) | `[virtual]`

Determines the Location of a point in an areal Geometry.

Parameters:

  p | the point to test

Returns:
  the location of the point in the geometry

Implements geos::algorithm::locate::PointOnGeometryLocator.

The documentation for this class was generated from the following file:

- IndexedPointInAreaLocator.h