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Data Fields | Related Functions
PointXY Struct Reference

#include <Definition.h>

Data Fields

float8 x
 
float8 y
 

Related Functions

(Note that these are not member functions.)

PointLL * xy2ll (const PointXY *point, const PointLL *lrp, PointLL *result)
 Transforms the point from x-y coordinates to lon-lat. More...
 
PGDLLEXPORT Datum xy2llV1 (PG_FUNCTION_ARGS)
 Transforms the point from x-y coordinates to lon-lat. More...
 

Detailed Description

PointXY is auxiliary spatial data type which is used to represent points in topocentric coordinates so that we can later transform them to eyclidean space

Friends And Related Function Documentation

PointLL * xy2ll ( const PointXY *  point,
const PointLL *  lrp,
PointLL *  result 
)
related

Transforms the point from x-y coordinates to lon-lat.

Parameters
[in]*pointthe point x-y coordinates
[in]*lrpthe reference point
[out]*resultI have no idea. We should ask marios
Returns
the point transformed to a PointLL

Referenced by xy2llV1().

PGDLLEXPORT Datum xy2llV1 ( PG_FUNCTION_ARGS  )
related

Transforms the point from x-y coordinates to lon-lat.

Field Documentation

float8 PointXY::x

the x coordinate

Referenced by centerBoxSP(), centerSegmentSP(), constructorPointXY(), equalsPointXY(), inPointXY(), ll2xy(), outPointXY(), PointSP2PointXY(), PointXY2Bytea(), PointXY2PointSP(), PointXY2Vector2D(), recvPointXY(), and xy2ll().

float8 PointXY::y

the y coordinate

Referenced by centerBoxSP(), centerSegmentSP(), constructorPointXY(), equalsPointXY(), inPointXY(), ll2xy(), outPointXY(), PointSP2PointXY(), PointXY2Bytea(), PointXY2PointSP(), PointXY2Vector2D(), recvPointXY(), and xy2ll().

The documentation for this struct was generated from the following files: