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Contents
module H3
module Bindings
# FFI Structs.
#
# These match the structs defined in H3's header file and are required
# to correctly interact with the library's functions.
module Structs
extend FFI::Library
class GeoCoord < FFI::Struct
layout :lat, :double,
:lon, :double
end
class GeoBoundary < FFI::Struct
layout :num_verts, :int,
:verts, [GeoCoord, 10] # array of GeoCoord structs (must be fixed length)
end
class GeoFence < FFI::Struct
layout :num_verts, :int,
:verts, :pointer # array of GeoCoord structs
end
class GeoPolygon < FFI::Struct
layout :geofence, GeoFence,
:num_holes, :int,
:holes, :pointer # array of GeoFence structs
end
class GeoMultiPolygon < FFI::Struct
layout :num_polygons, :int,
:polygons, :pointer # array of GeoPolygon structs
end
class LinkedGeoCoord < FFI::Struct
layout :vertex, GeoCoord,
:next, LinkedGeoCoord.ptr
end
class LinkedGeoLoop < FFI::Struct
layout :first, LinkedGeoCoord.ptr,
:last, LinkedGeoCoord.ptr,
:next, LinkedGeoLoop.ptr
end
class LinkedGeoPolygon < FFI::Struct
layout :first, LinkedGeoLoop.ptr,
:last, LinkedGeoLoop.ptr,
:next, LinkedGeoPolygon.ptr
end
class CoordIJ < FFI::Struct
layout :i, :int,
:j, :int
end
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems