Add national parks

pull/24/head
lukasmartinelli 2016-10-24 21:49:03 +02:00
rodzic a3455407e8
commit 030e1e3204
2 zmienionych plików z 49 dodań i 17 usunięć

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@ -1,5 +1,6 @@
CREATE OR REPLACE FUNCTION landuse_class(landuse TEXT, amenity TEXT) RETURNS TEXT AS $$
CREATE OR REPLACE FUNCTION landuse_class(landuse TEXT, amenity TEXT, leisure TEXT, boundary TEXT) RETURNS TEXT AS $$
SELECT CASE
WHEN leisure = 'nature_reserve' OR boundary='national_park' THEN 'park'
WHEN amenity IN ('school', 'university', 'kindergarten', 'college', 'library') THEN 'school'
WHEN landuse IN('hospital', 'railway', 'cemetery', 'military', 'residential') THEN landuse
ELSE NULL
@ -7,50 +8,55 @@ CREATE OR REPLACE FUNCTION landuse_class(landuse TEXT, amenity TEXT) RETURNS TEX
$$ LANGUAGE SQL IMMUTABLE;
CREATE OR REPLACE VIEW landuse_z4 AS (
SELECT NULL::bigint AS osm_id, geom AS geometry, 'residential' AS landuse, NULL::text AS amenity, scalerank
SELECT NULL::bigint AS osm_id, geom AS geometry, 'residential' AS landuse, NULL::text AS amenity, NULL::text AS leisure, NULL::text AS boundary, scalerank
FROM ne_50m_urban_areas
WHERE scalerank <= 2
);
CREATE OR REPLACE VIEW landuse_z5 AS (
SELECT NULL::bigint AS osm_id, geom AS geometry, 'residential' AS landuse, NULL::text AS amenity, scalerank
SELECT NULL::bigint AS osm_id, geom AS geometry, 'residential' AS landuse, NULL::text AS amenity, NULL::text AS leisure, NULL::text AS boundary, scalerank
FROM ne_50m_urban_areas
);
CREATE OR REPLACE VIEW landuse_z6 AS (
SELECT NULL::bigint AS osm_id, geom AS geometry, 'residential' AS landuse, NULL::text AS amenity, scalerank
SELECT NULL::bigint AS osm_id, geom AS geometry, 'residential' AS landuse, NULL::text AS amenity, NULL::text AS leisure, NULL::text AS boundary, scalerank
FROM ne_10m_urban_areas
);
CREATE OR REPLACE VIEW landuse_z8 AS (
SELECT osm_id, geometry, landuse, amenity, leisure, boundary, NULL::int as scalerank FROM osm_landuse_polygon_gen5
);
CREATE OR REPLACE VIEW landuse_z9 AS (
SELECT osm_id, geometry, landuse, amenity, leisure, boundary, NULL::int as scalerank FROM osm_landuse_polygon_gen4
);
CREATE OR REPLACE VIEW landuse_z10 AS (
SELECT osm_id, geometry, landuse, amenity, NULL::int as scalerank FROM osm_landuse_polygon_gen2
WHERE ST_Area(geometry) > 1200000
SELECT osm_id, geometry, landuse, amenity, leisure, boundary, NULL::int as scalerank FROM osm_landuse_polygon_gen3
);
CREATE OR REPLACE VIEW landuse_z11 AS (
SELECT osm_id, geometry, landuse, amenity, NULL::int as scalerank FROM osm_landuse_polygon_gen2
WHERE ST_Area(geometry) > 480000
SELECT osm_id, geometry, landuse, amenity, leisure, boundary, NULL::int as scalerank FROM osm_landuse_polygon_gen2
);
CREATE OR REPLACE VIEW landuse_z12 AS (
SELECT osm_id, geometry, landuse, amenity, NULL::int as scalerank FROM osm_landuse_polygon_gen1
WHERE ST_Area(geometry) > 240000
SELECT osm_id, geometry, landuse, amenity, leisure, boundary, NULL::int as scalerank FROM osm_landuse_polygon_gen1
);
CREATE OR REPLACE VIEW landuse_z13 AS (
SELECT osm_id, geometry, landuse, amenity, NULL::int as scalerank FROM osm_landuse_polygon
SELECT osm_id, geometry, landuse, amenity, leisure, boundary, NULL::int as scalerank FROM osm_landuse_polygon
WHERE ST_Area(geometry) > 60000
);
CREATE OR REPLACE VIEW landuse_z14 AS (
SELECT osm_id, geometry, landuse, amenity, NULL::int as scalerank FROM osm_landuse_polygon
SELECT osm_id, geometry, landuse, amenity, leisure, boundary, NULL::int as scalerank FROM osm_landuse_polygon
);
CREATE OR REPLACE FUNCTION layer_landuse(bbox geometry, zoom_level int)
RETURNS TABLE(osm_id bigint, geometry geometry, class text, subclass text) AS $$
SELECT osm_id, geometry,
landuse_class(landuse, amenity) AS class,
COALESCE(NULLIF(landuse, ''), NULLIF(amenity, '')) AS subclass
landuse_class(landuse, amenity, leisure, boundary) AS class,
COALESCE(NULLIF(landuse, ''), NULLIF(amenity, ''), NULLIF(leisure, ''), NULLIF(boundary, '')) AS subclass
FROM (
SELECT * FROM landuse_z4
WHERE zoom_level = 4
@ -61,6 +67,10 @@ RETURNS TABLE(osm_id bigint, geometry geometry, class text, subclass text) AS $$
SELECT * FROM landuse_z6
WHERE zoom_level BETWEEN 6 AND 10 AND scalerank-1 <= zoom_level
UNION ALL
SELECT * FROM landuse_z8 WHERE zoom_level = 8
UNION ALL
SELECT * FROM landuse_z9 WHERE zoom_level = 9
UNION ALL
SELECT * FROM landuse_z10 WHERE zoom_level = 10
UNION ALL
SELECT * FROM landuse_z11 WHERE zoom_level = 11

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@ -1,11 +1,23 @@
generalized_tables:
landuse_polygon_gen5:
source: landuse_polygon_gen4
sql_filter: area>15000000
tolerance: 300.0
landuse_polygon_gen4:
source: landuse_polygon_gen3
sql_filter: area>4200000
tolerance: 200.0
landuse_polygon_gen3:
source: landuse_polygon_gen2
sql_filter: area>1200000
tolerance: 120.0
landuse_polygon_gen2:
source: landuse_polygon_gen1
sql_filter: area>500000.000000
tolerance: 120.0
sql_filter: area>480000
tolerance: 80.0
landuse_polygon_gen1:
source: landuse_polygon
sql_filter: area>50000.000000
sql_filter: area>240000
tolerance: 50.0
tables:
landuse_polygon:
@ -21,6 +33,12 @@ tables:
- name: amenity
key: amenity
type: string
- name: leisure
key: leisure
type: string
- name: boundary
key: boundary
type: string
- name: area
type: pseudoarea
mapping:
@ -35,3 +53,7 @@ tables:
- railway
- cemetery
- military
leisure:
- nature_reserve
boundary:
- national_park