cartodb4/cartodb-postgresql
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Fix: CDB_ZoomFromScale deviation for lowest zoom levels

Browse Source
This commit is contained in:
Javier Goizueta 2016-01-12 11:46:47 +01:00
parent 0a066e0126
commit a7c70fe497
1 changed files with 3 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
scripts-available/CDB_ZoomFromScale.sql
View File

@ -1,10 +1,9 @@
CREATE OR REPLACE FUNCTION cartodb.CDB_ZoomFromScale(scaleDenominator numeric) RETURNS int AS $$
BEGIN
CASE
WHEN scaleDenominator > 1000000000 THEN RETURN 0;
WHEN scaleDenominator <= 1000000000 AND scaleDenominator > 500000000 THEN RETURN 1;
WHEN scaleDenominator <= 500000000 AND scaleDenominator > 200000000 THEN RETURN 2;
WHEN scaleDenominator <= 200000000 AND scaleDenominator > 100000000 THEN RETURN 3;
WHEN scaleDenominator > 500000000 THEN RETURN 0;
WHEN scaleDenominator <= 500000000 AND scaleDenominator > 200000000 THEN RETURN 1;
WHEN scaleDenominator <= 200000000 AND scaleDenominator > 100000000 THEN RETURN 2;
WHEN scaleDenominator <= 100000000 AND scaleDenominator > 50000000 THEN RETURN 3;
WHEN scaleDenominator <= 50000000 AND scaleDenominator > 25000000 THEN RETURN 4;
WHEN scaleDenominator <= 25000000 AND scaleDenominator > 12500000 THEN RETURN 5;