pggeodb.nancy.inra.fr/db_cefs - db_cefs on pggeodb.nancy.inra.fr

Function: st_rotate

Schema

public

Owner

postgres

Descriptions

args: geomA, rotRadians, x0, y0 - Rotate a geometry rotRadians counter-clockwise about an origin.

Options

Definition

CREATE OR REPLACE FUNCTION public.st_rotate (
 public.geometry,
 double precision,
 double precision,
 double precision
)
RETURNS public.geometry AS
$span$
SELECT ST_Affine($1,  cos($2), -sin($2), 0,  sin($2),  cos($2), 0, 0, 0, 1, $3 - cos($2) * $3 + sin($2) * $4, $4 - sin($2) * $3 - cos($2) * $4, 0)
$span$
LANGUAGE 'sql'
IMMUTABLE
RETURNS NULL ON NULL INPUT
SECURITY INVOKER
COST 100;

COMMENT ON FUNCTION public.st_rotate(public.geometry, double precision, double precision, double precision)
IS 'args: geomA, rotRadians, x0, y0 - Rotate a geometry rotRadians counter-clockwise about an origin.';

This file was generated with SQL Manager for PostgreSQL (www.pgsqlmanager.com) at 13/03/2014 13:23