api:dk11:delphi:giscsbase.tgis_csellipsoid.distance_tgis_point_tgis_point
Table of Contents
TGIS_CSEllipsoid.Distance method
DK11 for Delphi | GisCsBase.TGIS_CSEllipsoid.Distance | Constructors | Methods | Properties
Calculates distance over Great Circle
Syntax
// Delphi public function Distance( const _ptg_a : TGIS_Point; const _ptg_b : TGIS_Point ) : Double;
// C++ Builder public: double Distance( TGIS_Point* const _ptg_a, TGIS_Point* const _ptg_b );
Parameters
| Name | Type | Description |
|---|---|---|
| _ptg_a | TGIS_Point | start point; longitude & latitude must be expressed in radians |
| _ptg_b | TGIS_Point | end point; longitude & latitude must be expressed in radians |
Result
| Type | Description |
|---|---|
| Double | Computed distance in meters. |
2022/11/16 01:14