geojson-vt - npm Package Compare versions

Comparing version 2.2.0 to 2.3.0

package.json

 {
   "name": "geojson-vt",
-  "version": "2.2.0",
+  "version": "2.3.0",
   "description": "Slice GeoJSON data into vector tiles efficiently",
@@ -5,0 +5,0 @@ "homepage": "https://github.com/mapbox/geojson-vt",

README.md

@@ -79,4 +79,9 @@ ## geojson-vt — GeoJSON Vector Tiles
 
-##### 2.2.0 (Jun 9, 2015)
+##### 2.3.0 (Jul 29, 2016)
 
+- Improved tiling algorithm to avoid redundant clipping when tiles are requested in an empty area.
+- Fixed issues with GeoJSON that only has data above 180 or below -180 longitude.
+
+##### 2.2.0 (Jun 9, 2016)
+
 - Fixed ring winding order for polygons and multipolygons in accordance with vector tile specification 2.0.
@@ -83,0 +88,0 @@ - Fixed handling of features with null geometry (now ignored instead of throwing an error).

src/index.js

@@ -150,6 +150,8 @@ 'use strict';
 
-        if (tl) stack.push(tl, z + 1, x * 2,     y * 2);
-        if (bl) stack.push(bl, z + 1, x * 2,     y * 2 + 1);
-        if (tr) stack.push(tr, z + 1, x * 2 + 1, y * 2);
-        if (br) stack.push(br, z + 1, x * 2 + 1, y * 2 + 1);
+        if (features.length) {
+            stack.push(tl || [], z + 1, x * 2,     y * 2);
+            stack.push(bl || [], z + 1, x * 2,     y * 2 + 1);
+            stack.push(tr || [], z + 1, x * 2 + 1, y * 2);
+            stack.push(br || [], z + 1, x * 2 + 1, y * 2 + 1);
+        }
     }
@@ -156,0 +158,0 @@

src/wrap.js

@@ -13,3 +13,3 @@ 'use strict';
     if (left || right) {
-        merged = clip(features, 1, -buffer, 1 + buffer, 0, intersectX, -1, 2); // center world copy
+        merged = clip(features, 1, -buffer, 1 + buffer, 0, intersectX, -1, 2) || []; // center world copy
 
@@ -16,0 +16,0 @@ if (left) merged = shiftFeatureCoords(left, 1).concat(merged); // merge left into center

test/test-get-tile.js

@@ -30,3 +30,3 @@ 'use strict';
 
-    t.equal(index.total, 29);
+    t.equal(index.total, 37);
 
@@ -33,0 +33,0 @@ t.end();

No alert changes

Improved metrics

Total package byte prevSize

1808733

increased by0.42%

Number of package files

40

increased by2.56%

Lines of code

8217

increased by0.7%

Number of lines in readme file

148

increased by3.5%

No dependency changes