Click or drag to resize

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: 19.0.0.0 (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