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Added merged simplified transportation for zoom 7

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MartinMikita 2017-03-29 20:55:31 +02:00 committed by Jiri Kozel
parent 52933f5cfc
commit 9781a0e671
2 changed files with 17 additions and 4 deletions
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4
layers/transportation/layer.sql
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@ -53,14 +53,14 @@ RETURNS TABLE(osm_id bigint, geometry geometry, class text, ramp int, oneway int
WHERE zoom_level = 6 WHERE zoom_level = 6
UNION ALL UNION ALL
-- etldoc: osm_highway_linestring_gen4 -> layer_transportation:z7 -- etldoc: osm_transportation_merge_linestring_gen4 -> layer_transportation:z7
SELECT SELECT
osm_id, geometry, highway, NULL AS railway, NULL AS service, osm_id, geometry, highway, NULL AS railway, NULL AS service,
NULL::boolean AS is_bridge, NULL::boolean AS is_tunnel, NULL::boolean AS is_bridge, NULL::boolean AS is_tunnel,
NULL::boolean AS is_ford, NULL::boolean AS is_ford,
NULL::boolean AS is_ramp, NULL::boolean AS is_oneway, NULL::boolean AS is_ramp, NULL::boolean AS is_oneway,
z_order z_order
FROM osm_highway_linestring_gen4 FROM osm_transportation_merge_linestring_gen4
WHERE zoom_level = 7 WHERE zoom_level = 7
UNION ALL UNION ALL

17
layers/transportation/merge_highways.sql
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@ -1,4 +1,5 @@
DROP MATERIALIZED VIEW IF EXISTS osm_transportation_merge_linestring CASCADE; DROP MATERIALIZED VIEW IF EXISTS osm_transportation_merge_linestring CASCADE;
DROP MATERIALIZED VIEW IF EXISTS osm_transportation_merge_linestring_gen4 CASCADE;
DROP MATERIALIZED VIEW IF EXISTS osm_transportation_merge_linestring_gen5 CASCADE; DROP MATERIALIZED VIEW IF EXISTS osm_transportation_merge_linestring_gen5 CASCADE;
DROP MATERIALIZED VIEW IF EXISTS osm_transportation_merge_linestring_gen6 CASCADE; DROP MATERIALIZED VIEW IF EXISTS osm_transportation_merge_linestring_gen6 CASCADE;
DROP MATERIALIZED VIEW IF EXISTS osm_transportation_merge_linestring_gen7 CASCADE; DROP MATERIALIZED VIEW IF EXISTS osm_transportation_merge_linestring_gen7 CASCADE;
@ -46,10 +47,22 @@ CREATE INDEX IF NOT EXISTS osm_transportation_merge_linestring_highway_partial_i
ON osm_transportation_merge_linestring(highway) ON osm_transportation_merge_linestring(highway)
WHERE highway IN ('motorway','trunk'); WHERE highway IN ('motorway','trunk');
-- etldoc: osm_transportation_merge_linestring -> osm_transportation_merge_linestring_gen5 -- etldoc: osm_transportation_merge_linestring -> osm_transportation_merge_linestring_gen4
CREATE MATERIALIZED VIEW osm_transportation_merge_linestring_gen4 AS (
SELECT ST_Simplify(geometry, 200) AS geometry, osm_id, highway, z_order
FROM osm_transportation_merge_linestring
WHERE highway IN ('motorway','trunk') AND ST_Length(geometry) > 50
);
CREATE INDEX IF NOT EXISTS osm_transportation_merge_linestring_gen4_geometry_idx
ON osm_transportation_merge_linestring_gen4 USING gist(geometry);
CREATE INDEX IF NOT EXISTS osm_transportation_merge_linestring_gen4_highway_partial_idx
ON osm_transportation_merge_linestring_gen4(highway)
WHERE highway IN ('motorway', 'trunk');
-- etldoc: osm_transportation_merge_linestring_gen4 -> osm_transportation_merge_linestring_gen5
CREATE MATERIALIZED VIEW osm_transportation_merge_linestring_gen5 AS ( CREATE MATERIALIZED VIEW osm_transportation_merge_linestring_gen5 AS (
SELECT ST_Simplify(geometry, 500) AS geometry, osm_id, highway, z_order SELECT ST_Simplify(geometry, 500) AS geometry, osm_id, highway, z_order
FROM osm_transportation_merge_linestring FROM osm_transportation_merge_linestring_gen4
WHERE highway IN ('motorway','trunk') AND ST_Length(geometry) > 100 WHERE highway IN ('motorway','trunk') AND ST_Length(geometry) > 100
); );
CREATE INDEX IF NOT EXISTS osm_transportation_merge_linestring_gen5_geometry_idx CREATE INDEX IF NOT EXISTS osm_transportation_merge_linestring_gen5_geometry_idx