From a33f3b8327d6a2f9a434a51a27c105fb41c19a79 Mon Sep 17 00:00:00 2001
From: Mike Barry <msb5014@gmail.com>
Date: Sun, 3 Mar 2024 21:15:20 -0500
Subject: [PATCH] smaller ids

---
 .../java/com/onthegomap/planetiler/FeatureCollector.java  | 8 ++++----
 .../java/com/onthegomap/planetiler/PlanetilerTests.java   | 6 +++---
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/planetiler-core/src/main/java/com/onthegomap/planetiler/FeatureCollector.java b/planetiler-core/src/main/java/com/onthegomap/planetiler/FeatureCollector.java
index f73f6907..0fed5255 100644
--- a/planetiler-core/src/main/java/com/onthegomap/planetiler/FeatureCollector.java
+++ b/planetiler-core/src/main/java/com/onthegomap/planetiler/FeatureCollector.java
@@ -284,10 +284,10 @@ public class FeatureCollector implements Iterable<FeatureCollector.Feature> {
       if (source instanceof OsmSourceFeature osmSourceFeature) {
         long osmId = osmSourceFeature.originalElement().id();
         this.id = switch (osmSourceFeature.originalElement()) {
-          case OsmElement.Node node -> node.id() * 10 + 1;
-          case OsmElement.Way way -> way.id() * 10 + 2;
-          case OsmElement.Relation relation -> relation.id() * 10 + 3;
-          default -> osmId * 10;
+          case OsmElement.Node node -> node.id() * 3;
+          case OsmElement.Way way -> way.id() * 3 + 1;
+          case OsmElement.Relation relation -> relation.id() * 3 + 2;
+          default -> osmId;
         };
       } else {
         this.id = source.id();
diff --git a/planetiler-core/src/test/java/com/onthegomap/planetiler/PlanetilerTests.java b/planetiler-core/src/test/java/com/onthegomap/planetiler/PlanetilerTests.java
index a1bf43b9..f1166ab0 100644
--- a/planetiler-core/src/test/java/com/onthegomap/planetiler/PlanetilerTests.java
+++ b/planetiler-core/src/test/java/com/onthegomap/planetiler/PlanetilerTests.java
@@ -875,7 +875,7 @@ class PlanetilerTests {
         feature(newPoint(128, 128), Map.of(
           "attr", "value",
           "name", "name value"
-        )).withId(11)
+        )).withId(3)
       )
     ), results.tiles);
   }
@@ -964,7 +964,7 @@ class PlanetilerTests {
         feature(newLineString(128, 128, 192, 192), Map.of(
           "attr", "value",
           "name", "name value"
-        )).withId(32)
+        )).withId(3 * 3 + 1)
       )
     ), results.tiles);
   }
@@ -1089,7 +1089,7 @@ class PlanetilerTests {
           "attr", "value",
           "name", "name value",
           "relname", "rel name"
-        )).withId(173)
+        )).withId(17 * 3 + 2)
       )
     ), results.tiles);
   }