Generalize waterway in imposm

2016-10-24 12:02:50 +02:00
parent 79d04f3792
commit 15a61983ae
2 changed files with 13 additions and 6 deletions
--- a/layers/waterway/mapping.yaml
+++ b/layers/waterway/mapping.yaml
@@ -1,3 +1,12 @@
+generalized_tables:
+  waterway_linestring_gen0:
+    source: waterway_linestring_gen1
+    sql_filter: waterway IN ('river') AND ST_Length(geometry) > 10000
+    tolerance: 200.0
+  waterway_linestring_gen1:
+    source: waterway_linestring
+    sql_filter: waterway IN ('river') AND ST_Length(geometry) > 5000
+    tolerance: 100.0
 tables:
  waterway_linestring:
    type: linestring