mirror of
https://github.com/maplibre/martin.git
synced 2024-12-20 13:21:59 +03:00
c1b65796f6
* All tests and internal code now uses ST_TileEnvelope function * Remove `tile_bbox` * Rename test function sources for clarity - this will be needed in a subsequent PR to add other function tests
18 lines
656 B
PL/PgSQL
18 lines
656 B
PL/PgSQL
DROP FUNCTION IF EXISTS public.function_zxy_query;
|
|
CREATE OR REPLACE FUNCTION public.function_zxy_query(z integer, x integer, y integer, query_params json) RETURNS bytea AS $$
|
|
DECLARE
|
|
mvt bytea;
|
|
BEGIN
|
|
RAISE NOTICE 'query_params: %', query_params;
|
|
|
|
SELECT INTO mvt ST_AsMVT(tile, 'public.function_zxy_query', 4096, 'geom') FROM (
|
|
SELECT
|
|
ST_AsMVTGeom(ST_Transform(ST_CurveToLine(geom), 3857), ST_TileEnvelope(z, x, y), 4096, 64, true) AS geom
|
|
FROM public.table_source
|
|
WHERE geom && ST_Transform(ST_TileEnvelope(z, x, y), 4326)
|
|
) as tile WHERE geom IS NOT NULL;
|
|
|
|
RETURN mvt;
|
|
END
|
|
$$ LANGUAGE plpgsql IMMUTABLE STRICT PARALLEL SAFE;
|