PyNGL Home > Functions

Lat/lon manipulators

Ngl.add_cyclic Adds cyclic points to an array.
Ngl.gaus Computes gaussian latitudes and weights.
Ngl.gc_convert Converts degrees along a great circle to radians, meters, feet, or kilometers.
Ngl.gc_dist Calculates the distance in degrees along a great circle between two points.
Ngl.gc_inout Determines if a specified point is inside or outside of a spherical polygon.
Ngl.gc_interp Interpolates points along a great circle between two specified points on the globe.
Ngl.gc_qarea Finds the area of a convex quadrilateral patch on a sphere whose vertices are given in degrees as lat/lon pairs.
Ngl.gc_tarea Finds the area of a triangular patch on a sphere whose vertices are given in degrees as lat/lon pairs.
Ngl.normalize_angle Normalizes any angle in degrees to be in the interval [0.,360.) or [-180.,180.).