message: Added missing copying of voxel_size_inv and voxels_per_side_inv
diff: @@ -53,7 +53,9 @@ void Layer<VoxelType>::getProto(LayerProto* proto) const {
  template <typename VoxelType>
  Layer<VoxelType>::Layer(const Layer& other) {
  voxel_size_ = other.voxel_size_;
  + voxel_size_inv_ = other.voxel_size_inv_;
  voxels_per_side_ = other.voxels_per_side_;
  + voxels_per_side_inv_ = other.voxels_per_side_inv_;
  block_size_ = other.block_size_;
  block_size_inv_ = other.block_size_inv_;
  