From 87c301bb43f3195e5e9102338e6fb13aa6566a51 Mon Sep 17 00:00:00 2001
From: vasco <vastur@gmail.com>
Date: Mon, 28 Feb 2022 23:14:14 +0000
Subject: [PATCH] Fix #49. Prevent buffer geometry mem leak in tiles and hex
 polygons data

---
 src/layers/hexedPolygons.js | 1 +
 src/layers/tiles.js         | 1 +
 2 files changed, 2 insertions(+)

diff --git a/src/layers/hexedPolygons.js b/src/layers/hexedPolygons.js
index 931f58f..061350f 100755
--- a/src/layers/hexedPolygons.js
+++ b/src/layers/hexedPolygons.js
@@ -121,6 +121,7 @@ export default Kapsule({
         const applyUpdate = td => {
           const { alt, margin, curvatureResolution } = obj.__currentTargetD = td;
 
+          obj.geometry && obj.geometry.dispose();
           obj.geometry = !hexBins.length
             ? new THREE.BufferGeometry()
             : BufferGeometryUtils.mergeBufferGeometries(hexBins.map(h => {
diff --git a/src/layers/tiles.js b/src/layers/tiles.js
index 27060cd..6dd98a9 100644
--- a/src/layers/tiles.js
+++ b/src/layers/tiles.js
@@ -78,6 +78,7 @@ export default Kapsule({
           const rotLng = deg2Rad(lng);
           const rotLat = deg2Rad(-lat);
 
+          obj.geometry && obj.geometry.dispose();
           obj.geometry = new THREE.SphereBufferGeometry(
             GLOBE_RADIUS * (1 + alt),
             Math.ceil(width / (curvatureResolution || -1)),