From 9e9aa66f5fc8e818de1011d3456a08717b799892 Mon Sep 17 00:00:00 2001
From: Olivier Guyot <olivier.guyot@camptocamp.com>
Date: Wed, 25 Sep 2019 14:53:39 +0200
Subject: [PATCH] Webgl points renderer / restore check for hit detection
 readiness

---
 src/ol/renderer/webgl/PointsLayer.js | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/src/ol/renderer/webgl/PointsLayer.js b/src/ol/renderer/webgl/PointsLayer.js
index 07d1c108a5..5fcaf321b6 100644
--- a/src/ol/renderer/webgl/PointsLayer.js
+++ b/src/ol/renderer/webgl/PointsLayer.js
@@ -460,12 +460,10 @@ class WebGLPointsLayerRenderer extends WebGLLayerRenderer {
    * @param {import("../../PluggableMap.js").FrameState} frameState current frame state
    */
   renderHitDetection(frameState) {
-    // skip render entirely if vertices buffers for display & hit detection have different sizes
-    // this typically means both buffers are temporarily out of sync
-    // FIXME: adapt this to the new points renderer behaviour
-    // if (this.hitVerticesBuffer_.getSize() !== this.verticesBuffer_.getSize()) {
-    //   return;
-    // }
+    // skip render entirely if vertex buffers not ready/generated yet
+    if (!this.hitVerticesBuffer_.getSize()) {
+      return;
+    }
 
     this.hitRenderTarget_.setSize(frameState.size);