closes https://github.com/assimp/assimp/issues/1490 : fix invalid access to mesh array when the array is empty.

2017-10-31 14:03:03 +01:00 · 2017-10-31 14:03:03 +01:00 · 8be196f77d
parent a502560da1
commit 8be196f77d
1 changed files with 3 additions and 1 deletions
--- a/code/BlenderModifier.cpp
+++ b/code/BlenderModifier.cpp
@ -310,7 +310,9 @@ void  BlenderModifier_Subdivision :: DoIt(aiNode& out, ConversionData& conv_data

    std::unique_ptr<Subdivider> subd(Subdivider::Create(algo));
    ai_assert(subd);
-
+    if ( conv_data.meshes->empty() ) {
+        return;
+    }
    aiMesh** const meshes = &conv_data.meshes[conv_data.meshes->size() - out.mNumMeshes];
    std::unique_ptr<aiMesh*[]> tempmeshes(new aiMesh*[out.mNumMeshes]());