SphinxClient::setGeoAnchor

Set anchor point for a geosphere distance calculations

Description

public bool SphinxClient::setGeoAnchor ( string $attrlat , string $attrlong , float $latitude , float $longitude )

Sets anchor point for a geosphere distance (geodistance) calculations and enables them.

Once an anchor point is set, you can use magic "@geodist" attribute name in your filters and/or sorting expressions.

Parameters

attrlat

Name of a latitude attribute.

attrlong

Name of a longitude attribute.

latitude

Anchor latitude in radians.

longitude

Anchor longitude in radians.

Return Values

Returns TRUE on success or FALSE on failure.