kopia lustrzana https://github.com/openmaptiles/openmaptiles
Use only ne_10m_roads from Natural Earth #81
rodzic
b931261e4b
commit
79e6f57ad7
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@ -41,3 +41,13 @@ CREATE OR REPLACE FUNCTION service_value(service TEXT) RETURNS TEXT AS $$
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ELSE NULL
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END;
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$$ LANGUAGE SQL IMMUTABLE STRICT;
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-- Map Natural Earth types to OSM highway
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CREATE OR REPLACE FUNCTION ne_highway(type VARCHAR) RETURNS VARCHAR AS $$
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SELECT CASE type
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WHEN 'Major Highway' THEN 'motorway'
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WHEN 'Secondary Highway' THEN 'trunk'
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WHEN 'Road' THEN 'primary'
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ELSE type
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END;
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$$ LANGUAGE SQL IMMUTABLE;
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@ -20,16 +20,18 @@ RETURNS TABLE(osm_id bigint, geometry geometry, class text, subclass text, ramp
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brunnel(is_bridge, is_tunnel, is_ford) AS brunnel,
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NULLIF(service, '') AS service
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FROM (
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-- etldoc: ne_10m_global_roads -> layer_transportation:z4z6
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-- etldoc: ne_10m_roads -> layer_transportation:z4z6
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SELECT
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NULL::bigint AS osm_id, geometry,
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highway, NULL AS railway, NULL AS service,
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NULL::bigint AS osm_id, geom AS geometry,
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ne_highway(type) AS highway, NULL AS railway, NULL AS service,
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NULL::boolean AS is_bridge, NULL::boolean AS is_tunnel,
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NULL::boolean AS is_ford,
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NULL::boolean AS is_ramp, NULL::boolean AS is_oneway,
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0 AS z_order
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FROM ne_10m_global_roads
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WHERE zoom_level BETWEEN 4 AND 6 AND scalerank <= 1 + zoom_level
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FROM ne_10m_roads
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WHERE featurecla = 'Road'
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AND type IN ('Major Highway', 'Secondary Highway', 'Road')
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AND zoom_level BETWEEN 4 AND 6 AND scalerank <= 1 + zoom_level
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UNION ALL
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-- etldoc: osm_highway_linestring_gen4 -> layer_transportation:z7z8
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@ -1,31 +0,0 @@
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CREATE OR REPLACE FUNCTION ne_highway(type VARCHAR) RETURNS VARCHAR AS $$
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SELECT CASE type
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WHEN 'Major Highway' THEN 'motorway'
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WHEN 'Secondary Highway' THEN 'trunk'
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WHEN 'Road' THEN 'primary'
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ELSE type
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END;
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$$ LANGUAGE SQL IMMUTABLE;
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-- etldoc: ne_global_roads_sql -> ne_10m_global_roads ;
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CREATE TABLE IF NOT EXISTS ne_10m_global_roads AS (
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-- etldoc: ne_10m_roads -> ne_10m_global_roads
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SELECT geom AS geometry, scalerank, ne_highway(type) AS highway
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FROM ne_10m_roads
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WHERE continent <> 'North America'
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AND featurecla = 'Road'
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AND type IN ('Major Highway', 'Secondary Highway', 'Road')
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UNION ALL
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-- etldoc: ne_10m_roads_north_america -> ne_10m_global_roads
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SELECT geom AS geometry, scalerank, ne_highway(type) AS highway
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FROM ne_10m_roads_north_america
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WHERE class IN ('State', 'Federal', 'Interstate')
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);
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CREATE INDEX IF NOT EXISTS ne_10m_global_roads_geometry_idx ON ne_10m_global_roads USING gist(geometry);
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CREATE INDEX IF NOT EXISTS ne_10m_global_roads_scalerank_idx ON ne_10m_global_roads(scalerank);
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@ -102,7 +102,6 @@ layer:
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query: (SELECT geometry, class, subclass, oneway, ramp, brunnel, service FROM layer_transportation(!bbox!, z(!scale_denominator!))) AS t
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schema:
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- ./class.sql
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- ./ne_global_roads.sql
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- ./layer.sql
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datasources:
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- type: imposm3
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