From d4970525053e3a60a5b10933c3edf55cf9397e2e Mon Sep 17 00:00:00 2001
From: sabrina-shanman <sabrina@highfidelity.io>
Date: Wed, 23 Oct 2019 17:13:34 -0700
Subject: [PATCH] Fix GLTF claiming to have no cluster weights when it is
 skinned

---
 libraries/fbx/src/GLTFSerializer.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libraries/fbx/src/GLTFSerializer.cpp b/libraries/fbx/src/GLTFSerializer.cpp
index ea31f74312..021821befd 100755
--- a/libraries/fbx/src/GLTFSerializer.cpp
+++ b/libraries/fbx/src/GLTFSerializer.cpp
@@ -1394,6 +1394,7 @@ bool GLTFSerializer::buildGeometry(HFMModel& hfmModel, const hifi::VariantHash&
                     uint16_t weight = std::round(clusterWeights[weightIndex] * 65535.0);
                     mesh.clusterWeights.push_back(weight);
                 }
+                mesh.clusterWeightsPerVertex = WEIGHTS_PER_VERTEX;
             }
 
             if (joints.size() == partVerticesCount * jointStride) {