GM_DatumInfo_t – Global Mapper

Global Mapper SDK

GM_DatumInfo_t Structure

This type represents information about a datum

Namespace:GlobalMapper.Types
Assembly: GlobalMapperWrapperNET45 (in GlobalMapperWrapperNET45.dll) Version: 19.1.0.0 (19.1.0.0)

Syntax

public struct GM_DatumInfo_t

The GM_DatumInfo_t type exposes the following members.

Methods

	Name	Description
	Equals	Indicates whether this instance and a specified object are equal. (Inherited from ValueType .)
	GetHashCode	Returns the hash code for this instance. (Inherited from ValueType .)
	GetType	Gets the type of the current instance. (Inherited from Object .)
	ToString	Returns the fully qualified type name of this instance. (Inherited from ValueType .)

Fields

	Name	Description
	mDatumName	Name of datum
	mDeltaX	Delta X in meters
	mDeltaY	Delta Y in meters
	mDeltaZ	Delta Z in meters
	mEllipsoidName	Name of ellipsoid this datum is based on
	mMethod	Transformation method
	mPrimeMeridian	Prime meridian for datum (0.0 for Greenwich)
	mPrimeMeridianName	Optional name of prime meridian
	mRotX	Rotation in X in arc seconds (GM_Datum_BursaWolfe only)
	mRotY	Rotation in Y in arc seconds (GM_Datum_BursaWolfe only)
	mRotZ	Rotation in Z in arc seconds (GM_Datum_BursaWolfe only)
	mScale	Scale factor (GM_Datum_BursaWolfe only)
	mSemiMajor	Ellipsoid semi-major axis (output only)
	mSemiMinor	Ellipsoid semi-major axis (output only)