crs_const.h File Reference

Defines constants for the coordinate systems. More...

#include <base/inc/platform.h>
#include <base/inc/base_types.h>
#include <base/inc/geometry/geometry_base_types.h>
#include <base/inc/math/math_const.h>

Go to the source code of this file.

Macros
#define	kRADIUS   6378137.0L
	Equatorial radius of the Earth in meters.
#define	kEQUATOR   40075016.6855784861L
	Length of the Equator in meters.
#define	kWGS84_NAME   "WGS84"
	WGS84 definition of Earth.
#define	kWGS84_E   0.08181919084262150L
	First eccentricity.
#define	kWGS84_ESQUARED   kWGS84_E2
	First eccentricity squared = e2 = 1-(b/a)2 = (2-f)f.
#define	kWGS84_INVERSE_FLATTENING   298.257223563L
	Inverse flattening.
#define	kWGS84_SEMIMAJOR   6378137.0L
	Semi-major axis in meters.
#define	kWGS84_SEMIMINOR   (kWGS84_SEMIMAJOR*(1-(1/kWGS84_INVERSE_FLATTENING)))
	Semi-minor axis in meters.

Typedefs
typedef double	AngularUnit
	Defines the angular unit. The value is the number of degrees per angular unit.

Enumerations
enum	AngularUnitType { kAngularUnitTypeDegree = 0, kAngularUnitTypeGeoInt, kAngularUnitTypeRadians, kAngularUnitTypeUndefined = -1 }
	Describes the angular unit type for the geographic coordinate system. More...
enum	AxisOrientation {   kAxisOrientationUnknown = 0, kAxisOrientationNorth = 1, kAxisOrientationSouth = 2, kAxisOrientationEast = 3,   kAxisOrientationWest = 4, kAxisOrientationUp = 5, kAxisOrientationDown = 6 }
	Describes the axis orientation. More...
enum	ProjectionParameterEnum {   kProjPar_Azimuth = 0, kProjPar_LongitudeOfCenter = 1, kProjPar_LatitudeOfCenter = 2, kProjPar_ScaleFactor = 3,   kProjPar_LatitudeOfOrigin = 4, kProjPar_LongitudeOfOrigin = 5, kProjPar_StandardParallel1 = 6, kProjPar_StandardParallel2 = 7,   kProjPar_CoordinateUnit = 8, kProjPar_SemiMajorAxis = 9, kProjPar_SemiMinorAxis = 10, kProjPar_FalseEasting = 11,   kProjPar_FalseNorthing = 12, kProjPar_UTMZone = 13, kProjPar_UTMIsNorth = 14, kProjPar_UTMAutoset = 15,   kProjPar_LongitudeOfLocalScale = 16, kProjPar_LatitudeOfLocalScale = 17 }
	Parameters for the different projections. Required parameters for all projections: ProjPar_CoordinateUnit, ProjPar_SemiMajorAxis, ProjPar_SemiMinorAxis. More...
enum	ProjectionPropertyEnum { kProjProperty_LocalScale, kProjProperty_CorrespondedLocalScale }
	Defines the projection properties. More...
enum	ProjectionClassID {   kProjectionClassID_Mercator = 0, kProjectionClassID_TransverseMercator, kProjectionClassID_LambertConformalConic, kProjectionClassID_Geo,   kProjectionClassID_Gnomonic, kProjectionClassID_Stereographic, kProjectionClassID_PolarStereographic = kProjectionClassID_Stereographic, kProjectionClassID_LocalCartesian,   kProjectionClassID_UTM }
	Projection classes. More...

Variables
SDK_CRS_BEGIN_NAMESPACE typedef double	LinearUnit
	Defines the linear unit. The value is the number of meters per linear unit.

Detailed Description

Defines constants for the coordinate systems.

Copyright (c) 2011 The NAVTOR SDK. All Rights Reserved.

Author

The NAVTOR SDK authors.

Date

10/2011

Maintenance:

The NAVTOR SDK authors.