message: Adhere to coding style
diff: // This file is distributed under the MIT license.
  // See the LICENSE file for details.
  +#pragma once
  +
  #ifndef VSNRAY_DETAIL_BVH_PRIM_TRAITS_H
  #define VSNRAY_DETAIL_BVH_PRIM_TRAITS_H 1
  -#pragma once
  -
  namespace visionaray
  {
  