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MapProjectionProj2GeoRotation Method
Convert a rotation from map projection north into a rotation from true north.

It adds the convergence value to the projection north rotation value

The convertion depends on the geographical location.

Namespace: DHI.Projections
Assembly: DHI.Projections (in DHI.Projections.dll) Version: 16.0.0.0 (11.1.1.1111)
Syntax
public double Proj2GeoRotation(
	double east,
	double north,
	double rotation
)

Parameters

east
Type: SystemDouble
Easting coordinate
north
Type: SystemDouble
Northing coordinate
rotation
Type: SystemDouble
Rotation clock-wise from map projection north

Return Value

Type: Double
Rotation clock-wise from true north
See Also