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Examples: Contiguous Ragged Arrays

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David Blodgett edited this page Mar 27, 2017 · 16 revisions

Examples - Contiguous Ragged Arrays

Created 2017-03-27 18:28:12

Point (2D)

Well Known Text (WKT): POINT (30 10)
Common Data Language (CDL):

netcdf sample_point {
dimensions:
	char = 1 ;
	instance = 1 ;
variables:
	char instance_name(instance, char) ;
		instance_name:geometry = "geometry_container" ;
	double x(instance) ;
		x:units = "degrees_east" ;
		x:standard_name = "longitude" ;
		x:cf_role = "geometry_x_node" ;
	double y(instance) ;
		y:units = "degrees_north" ;
		y:standard_name = "latitude" ;
		y:cf_role = "geometry_y_node" ;
	float geometry_container ;
		geometry_container:geometry_type = "point" ;
		geometry_container:node_coordinates = "x y" ;

// global attributes:
		:Conventions = "CF-1.8" ;
data:

 instance_name =
  "1" ;

 x = 30 ;

 y = 10 ;

 geometry_container = _ ;
}

LineString (2D)

Well Known Text (WKT): LINESTRING (30 10, 10 30, 40 40)
Common Data Language (CDL):

netcdf sample_linestring {
dimensions:
	char = 1 ;
	instance = 1 ;
	node = 3 ;
variables:
	char instance_name(instance, char) ;
		instance_name:geometry = "geometry_container" ;
	double x(node) ;
		x:units = "degrees_east" ;
		x:standard_name = "longitude" ;
		x:cf_role = "geometry_x_node" ;
	double y(node) ;
		y:units = "degrees_north" ;
		y:standard_name = "latitude" ;
		y:cf_role = "geometry_y_node" ;
	float geometry_container ;
		geometry_container:geometry_type = "line" ;
		geometry_container:node_count = "node_count" ;
		geometry_container:node_coordinates = "x y" ;
	int node_count(instance) ;
		node_count:long_name = "count of coordinates in each instance geometry" ;

// global attributes:
		:Conventions = "CF-1.8" ;
data:

 instance_name =
  "1" ;

 x = 30, 10, 40 ;

 y = 10, 30, 40 ;

 geometry_container = _ ;

 node_count = 3 ;
}

Polygon (2D)

Well Known Text (WKT): POLYGON ((30 10, 40 40, 20 40, 10 20, 30 10))
Common Data Language (CDL):

netcdf sample_polygon {
dimensions:
	char = 1 ;
	instance = 1 ;
	node = 5 ;
variables:
	char instance_name(instance, char) ;
		instance_name:geometry = "geometry_container" ;
	double x(node) ;
		x:units = "degrees_east" ;
		x:standard_name = "longitude" ;
		x:cf_role = "geometry_x_node" ;
	double y(node) ;
		y:units = "degrees_north" ;
		y:standard_name = "latitude" ;
		y:cf_role = "geometry_y_node" ;
	float geometry_container ;
		geometry_container:geometry_type = "polygon" ;
		geometry_container:node_count = "node_count" ;
		geometry_container:node_coordinates = "x y" ;
	int node_count(instance) ;
		node_count:long_name = "count of coordinates in each instance geometry" ;

// global attributes:
		:Conventions = "CF-1.8" ;
data:

 instance_name =
  "1" ;

 x = 30, 40, 20, 10, 30 ;

 y = 10, 40, 40, 20, 10 ;

 geometry_container = _ ;

 node_count = 5 ;
}

MultiPoint (2D)

Well Known Text (WKT): MULTIPOINT ((10 40), (40 30), (20 20), (30 10))
Common Data Language (CDL):

netcdf sample_multipoint {
dimensions:
	char = 1 ;
	instance = 1 ;
	node = 4 ;
variables:
	char instance_name(instance, char) ;
		instance_name:geometry = "geometry_container" ;
	double x(node) ;
		x:units = "degrees_east" ;
		x:standard_name = "longitude" ;
		x:cf_role = "geometry_x_node" ;
	double y(node) ;
		y:units = "degrees_north" ;
		y:standard_name = "latitude" ;
		y:cf_role = "geometry_y_node" ;
	float geometry_container ;
		geometry_container:geometry_type = "multipoint" ;
		geometry_container:node_count = "node_count" ;
		geometry_container:node_coordinates = "x y" ;
	int node_count(instance) ;
		node_count:long_name = "count of coordinates in each instance geometry" ;

// global attributes:
		:Conventions = "CF-1.8" ;
data:

 instance_name =
  "1" ;

 x = 10, 40, 20, 30 ;

 y = 40, 30, 20, 10 ;

 geometry_container = _ ;

 node_count = 4 ;
}

MultiLineString (2D)

Well Known Text (WKT): MULTILINESTRING ((10 10, 20 20, 10 40), (40 40, 30 30, 40 20, 30 10))
Common Data Language (CDL):

netcdf sample_multilinestring {
dimensions:
	char = 1 ;
	instance = 1 ;
	node = 7 ;
	part = 2 ;
variables:
	char instance_name(instance, char) ;
		instance_name:geometry = "geometry_container" ;
	double x(node) ;
		x:units = "degrees_east" ;
		x:standard_name = "longitude" ;
		x:cf_role = "geometry_x_node" ;
	double y(node) ;
		y:units = "degrees_north" ;
		y:standard_name = "latitude" ;
		y:cf_role = "geometry_y_node" ;
	float geometry_container ;
		geometry_container:geometry_type = "multiline" ;
		geometry_container:node_count = "node_count" ;
		geometry_container:node_coordinates = "x y" ;
		geometry_container:part_node_count = "part_node_count" ;
	int node_count(instance) ;
		node_count:long_name = "count of coordinates in each instance geometry" ;
	int part_node_count(part) ;
		part_node_count:long_name = "count of nodes in each geometry part" ;

// global attributes:
		:Conventions = "CF-1.8" ;
data:

 instance_name =
  "1" ;

 x = 10, 20, 10, 40, 30, 40, 30 ;

 y = 10, 20, 40, 40, 30, 20, 10 ;

 geometry_container = _ ;

 node_count = 7 ;

 part_node_count = 3, 4 ;
}

MultiPolygon (2D)

Well Known Text (WKT): MULTIPOLYGON (((30 20, 45 40, 10 40, 30 20)), ((15 5, 40 10, 10 20, 5 10, 15 5)))
Common Data Language (CDL):

netcdf sample_multipolygon {
dimensions:
	char = 1 ;
	instance = 1 ;
	node = 9 ;
	part = 2 ;
variables:
	char instance_name(instance, char) ;
		instance_name:geometry = "geometry_container" ;
	double x(node) ;
		x:units = "degrees_east" ;
		x:standard_name = "longitude" ;
		x:cf_role = "geometry_x_node" ;
	double y(node) ;
		y:units = "degrees_north" ;
		y:standard_name = "latitude" ;
		y:cf_role = "geometry_y_node" ;
	float geometry_container ;
		geometry_container:geometry_type = "multipolygon" ;
		geometry_container:node_count = "node_count" ;
		geometry_container:node_coordinates = "x y" ;
		geometry_container:part_node_count = "part_node_count" ;
	int node_count(instance) ;
		node_count:long_name = "count of coordinates in each instance geometry" ;
	int part_node_count(part) ;
		part_node_count:long_name = "count of nodes in each geometry part" ;

// global attributes:
		:Conventions = "CF-1.8" ;
data:

 instance_name =
  "1" ;

 x = 30, 45, 10, 30, 15, 40, 10, 5, 15 ;

 y = 20, 40, 40, 20, 5, 10, 20, 10, 5 ;

 geometry_container = _ ;

 node_count = 9 ;

 part_node_count = 4, 5 ;
}

Polygon with One Interior Ring (2D)

Well Known Text (WKT): POLYGON ((35 10, 45 45, 15 40, 10 20, 35 10), (20 30, 35 35, 30 20, 20 30))
Common Data Language (CDL):

netcdf sample_polygon_hole {
dimensions:
	char = 1 ;
	instance = 1 ;
	node = 9 ;
	part = 2 ;
variables:
	char instance_name(instance, char) ;
		instance_name:geometry = "geometry_container" ;
	double x(node) ;
		x:units = "degrees_east" ;
		x:standard_name = "longitude" ;
		x:cf_role = "geometry_x_node" ;
	double y(node) ;
		y:units = "degrees_north" ;
		y:standard_name = "latitude" ;
		y:cf_role = "geometry_y_node" ;
	float geometry_container ;
		geometry_container:geometry_type = "polygon" ;
		geometry_container:node_count = "node_count" ;
		geometry_container:node_coordinates = "x y" ;
		geometry_container:part_node_count = "part_node_count" ;
		geometry_container:interior_ring = "interior_ring" ;
	int node_count(instance) ;
		node_count:long_name = "count of coordinates in each instance geometry" ;
	int part_node_count(part) ;
		part_node_count:long_name = "count of nodes in each geometry part" ;
	int interior_ring(part) ;
		interior_ring:long_name = "type of each geometry part" ;

// global attributes:
		:Conventions = "CF-1.8" ;
data:

 instance_name =
  "1" ;

 x = 35, 45, 15, 10, 35, 20, 35, 30, 20 ;

 y = 10, 45, 40, 20, 10, 30, 35, 20, 30 ;

 geometry_container = _ ;

 node_count = 9 ;

 part_node_count = 5, 4 ;

 interior_ring = 0, 1 ;
}

MultiPolygon with One Interior Ring (2D)

Well Known Text (WKT): MULTIPOLYGON (((40 40, 20 45, 45 30, 40 40)), ((20 35, 10 30, 10 10, 30 5, 45 20, 20 35), (30 20, 20 15, 20 25, 30 20)))
Common Data Language (CDL):

netcdf sample_multipolygon_hole {
dimensions:
	char = 1 ;
	instance = 1 ;
	node = 14 ;
	part = 3 ;
variables:
	char instance_name(instance, char) ;
		instance_name:geometry = "geometry_container" ;
	double x(node) ;
		x:units = "degrees_east" ;
		x:standard_name = "longitude" ;
		x:cf_role = "geometry_x_node" ;
	double y(node) ;
		y:units = "degrees_north" ;
		y:standard_name = "latitude" ;
		y:cf_role = "geometry_y_node" ;
	float geometry_container ;
		geometry_container:geometry_type = "multipolygon" ;
		geometry_container:node_count = "node_count" ;
		geometry_container:node_coordinates = "x y" ;
		geometry_container:part_node_count = "part_node_count" ;
		geometry_container:interior_ring = "interior_ring" ;
	int node_count(instance) ;
		node_count:long_name = "count of coordinates in each instance geometry" ;
	int part_node_count(part) ;
		part_node_count:long_name = "count of nodes in each geometry part" ;
	int interior_ring(part) ;
		interior_ring:long_name = "type of each geometry part" ;

// global attributes:
		:Conventions = "CF-1.8" ;
data:

 instance_name =
  "1" ;

 x = 40, 20, 45, 40, 20, 10, 10, 30, 45, 20, 30, 20, 20, 30 ;

 y = 40, 45, 30, 40, 35, 30, 10, 5, 20, 35, 20, 15, 25, 20 ;

 geometry_container = _ ;

 node_count = 14 ;

 part_node_count = 4, 6, 4 ;

 interior_ring = 0, 0, 1 ;
}

Multiple MultiPolygons with Interior Rings (2D)

Well Known Text (WKT): MULTIPOLYGON(((0 0, 20 0, 20 20, 0 20, 0 0), (1 1, 10 5, 19 1, 1 1), (5 15, 7 19, 9 15, 5 15), (11 15, 13 19, 15 15, 11 15)), ((5 25, 9 25, 7 29, 5 25)), ((11 25, 15 25, 13 29, 11 25)))
Common Data Language (CDL):

netcdf sample_multipolygons_holes {
dimensions:
	char = 1 ;
	instance = 1 ;
	node = 25 ;
	part = 6 ;
variables:
	char instance_name(instance, char) ;
		instance_name:geometry = "geometry_container" ;
	double x(node) ;
		x:units = "degrees_east" ;
		x:standard_name = "longitude" ;
		x:cf_role = "geometry_x_node" ;
	double y(node) ;
		y:units = "degrees_north" ;
		y:standard_name = "latitude" ;
		y:cf_role = "geometry_y_node" ;
	float geometry_container ;
		geometry_container:geometry_type = "multipolygon" ;
		geometry_container:node_count = "node_count" ;
		geometry_container:node_coordinates = "x y" ;
		geometry_container:part_node_count = "part_node_count" ;
		geometry_container:interior_ring = "interior_ring" ;
	int node_count(instance) ;
		node_count:long_name = "count of coordinates in each instance geometry" ;
	int part_node_count(part) ;
		part_node_count:long_name = "count of nodes in each geometry part" ;
	int interior_ring(part) ;
		interior_ring:long_name = "type of each geometry part" ;

// global attributes:
		:Conventions = "CF-1.8" ;
data:

 instance_name =
  "1" ;

 x = 0, 20, 20, 0, 0, 1, 10, 19, 1, 5, 7, 9, 5, 11, 13, 15, 11, 5, 9, 7, 5, 
    11, 15, 13, 11 ;

 y = 0, 0, 20, 20, 0, 1, 5, 1, 1, 15, 19, 15, 15, 15, 19, 15, 15, 25, 25, 29, 
    25, 25, 25, 29, 25 ;

 geometry_container = _ ;

 node_count = 25 ;

 part_node_count = 5, 4, 4, 4, 4, 4 ;

 interior_ring = 0, 1, 1, 1, 0, 0 ;
}

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