GLG Toolkit, C / C++ API Library  Version 4.6
Macros
GIS Constants
6. Defined Constants

Detailed Description

Macros

#define GLG_EQUATOR_RADIUS   6378136.
 Equator radius in meters. More...
 
#define GLG_GIS_OUTSIDE_VALUE   -2000.
 A negative value for Z coordinates of converted points outside of the visible part of the globe in the GIS orthographic projection. More...
 
#define GLG_POLAR_RADIUS   6356752.
 Polar radius in meters. More...
 

Macro Definition Documentation

◆ GLG_EQUATOR_RADIUS

#define GLG_EQUATOR_RADIUS   6378136.

Equator radius in meters.

It is the lon extent of the GIS orthographic projection.

◆ GLG_GIS_OUTSIDE_VALUE

#define GLG_GIS_OUTSIDE_VALUE   -2000.

A negative value for Z coordinates of converted points outside of the visible part of the globe in the GIS orthographic projection.

◆ GLG_POLAR_RADIUS

#define GLG_POLAR_RADIUS   6356752.

Polar radius in meters.

It is the lat extent of the GIS orthographic projection.