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Class

Zenithal

Extends

new Zenithal(header, optionsopt) → {Zenithal}

Base class for zenithal WCS (World Coordinate System) projections.

Parameters

  • header object

    JSON representation of the image header.

  • options projParam <optional>

    Projection options: see Projection.

See

Returns

  • Zenithal

    Instance of a zenithal projection.

Source

Methods

privatestatic

_phiRToRed(phiR) → {leaflet.Point}

Convert zenithal (phi,R) coordinates to reduced coordinates.

Parameters

  • phiR leaflet.LatLng

    (phi,R) zenithal coordinates in degrees.

Returns

  • leaflet.Point

    Reduced coordinates.

Source

privatestatic

_redToPhiR(red) → {leaflet.LatLng}

Convert reduced coordinates to zenithal (phi,R) coordinates.

Parameters

  • red leaflet.Point

    Reduced coordinates.

Returns

  • leaflet.LatLng

    (phi,R) zenithal coordinates in degrees.

Source