cerxes/openmaptiles
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Added merged simplified transportation for zoom 8

Browse Source
This commit is contained in:
MartinMikita 2017-03-29 22:45:37 +02:00 committed by Jiri Kozel
parent 9781a0e671
commit 6bff55ae03
2 changed files with 20 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
layers/transportation/layer.sql
View File

@ -71,7 +71,7 @@ RETURNS TABLE(osm_id bigint, geometry geometry, class text, ramp int, oneway int
NULL::boolean AS is_ford,
NULL::boolean AS is_ramp, NULL::boolean AS is_oneway,
z_order
FROM osm_highway_linestring_gen3
FROM osm_transportation_merge_linestring_gen3
WHERE zoom_level = 8
UNION ALL

23
layers/transportation/merge_highways.sql
View File

@ -1,4 +1,5 @@
DROP MATERIALIZED VIEW IF EXISTS osm_transportation_merge_linestring CASCADE;
DROP MATERIALIZED VIEW IF EXISTS osm_transportation_merge_linestring_gen3 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_gen6 CASCADE;
@ -37,7 +38,7 @@ CREATE MATERIALIZED VIEW osm_transportation_merge_linestring AS (
highway,
min(z_order) AS z_order
FROM osm_highway_linestring
WHERE highway IN ('motorway','trunk')
WHERE highway IN ('motorway','trunk', 'primary')
group by highway
) AS highway_union
);
@ -45,12 +46,24 @@ CREATE INDEX IF NOT EXISTS osm_transportation_merge_linestring_geometry_idx
ON osm_transportation_merge_linestring USING gist(geometry);
CREATE INDEX IF NOT EXISTS osm_transportation_merge_linestring_highway_partial_idx
ON osm_transportation_merge_linestring(highway)
WHERE highway IN ('motorway','trunk');
WHERE highway IN ('motorway','trunk', 'primary');
-- etldoc: osm_transportation_merge_linestring -> osm_transportation_merge_linestring_gen4
-- etldoc: osm_transportation_merge_linestring -> osm_transportation_merge_linestring_gen3
CREATE MATERIALIZED VIEW osm_transportation_merge_linestring_gen3 AS (
SELECT ST_Simplify(geometry, 120) AS geometry, osm_id, highway, z_order
FROM osm_transportation_merge_linestring
WHERE highway IN ('motorway','trunk', 'primary')
);
CREATE INDEX IF NOT EXISTS osm_transportation_merge_linestring_gen3_geometry_idx
ON osm_transportation_merge_linestring_gen3 USING gist(geometry);
CREATE INDEX IF NOT EXISTS osm_transportation_merge_linestring_gen3_highway_partial_idx
ON osm_transportation_merge_linestring_gen3(highway)
WHERE highway IN ('motorway', 'trunk');
-- etldoc: osm_transportation_merge_linestring_gen3 -> 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
FROM osm_transportation_merge_linestring_gen3
WHERE highway IN ('motorway','trunk') AND ST_Length(geometry) > 50
);
CREATE INDEX IF NOT EXISTS osm_transportation_merge_linestring_gen4_geometry_idx
@ -110,6 +123,8 @@ CREATE OR REPLACE FUNCTION transportation.refresh() RETURNS trigger AS
BEGIN
RAISE LOG 'Refresh transportation';
REFRESH MATERIALIZED VIEW osm_transportation_merge_linestring;
REFRESH MATERIALIZED VIEW osm_transportation_merge_linestring_gen3;
REFRESH MATERIALIZED VIEW osm_transportation_merge_linestring_gen4;
REFRESH MATERIALIZED VIEW osm_transportation_merge_linestring_gen5;
REFRESH MATERIALIZED VIEW osm_transportation_merge_linestring_gen6;
REFRESH MATERIALIZED VIEW osm_transportation_merge_linestring_gen7;