From 43196cd0a66cb048d7198a225ebe396ed61b3bc4 Mon Sep 17 00:00:00 2001
From: Stephen Birarda <commit@birarda.com>
Date: Thu, 14 Sep 2017 14:46:48 -0700
Subject: [PATCH] fix buffer resizing to only occur when attribute is present

---
 libraries/fbx/src/FBXReader_Mesh.cpp | 20 ++++++++++++++++----
 1 file changed, 16 insertions(+), 4 deletions(-)

diff --git a/libraries/fbx/src/FBXReader_Mesh.cpp b/libraries/fbx/src/FBXReader_Mesh.cpp
index 163a92e3bd..bef36770a0 100644
--- a/libraries/fbx/src/FBXReader_Mesh.cpp
+++ b/libraries/fbx/src/FBXReader_Mesh.cpp
@@ -362,10 +362,22 @@ ExtractedMesh FBXReader::extractMesh(const FBXNode& object, unsigned int& meshIn
             QHash<QPair<int, int>, int> materialTextureParts;
 
             data.extracted.mesh.vertices.resize(numVertices);
-            data.extracted.mesh.normals.resize(numVertices);
-            data.extracted.mesh.texCoords.resize(numVertices);
-            data.extracted.mesh.texCoords1.resize(numVertices);
-            data.extracted.mesh.colors.resize(numVertices);
+
+            if (normalAttribute) {
+                data.extracted.mesh.normals.resize(numVertices);
+            }
+
+            if (texCoordAttribute) {
+                data.extracted.mesh.texCoords.resize(numVertices);
+            }
+
+            if (extraTexCoordAttribute) {
+                data.extracted.mesh.texCoords1.resize(numVertices);
+            }
+
+            if (colorAttribute) {
+                data.extracted.mesh.colors.resize(numVertices);
+            }
 
             // enumerate the vertices and construct the extracted mesh
             for (int i = 0; i < numVertices; ++i) {