message: Fix morton_decode3D()
diff: @@ -42,10 +42,7 @@ inline vec3i morton_decode3D(int index)
  return n;
  };
  - vec3i result(compact_bits(index));
  - result.y >>= 1;
  - result.z >>= 2;
  - return result;
  + return { compact_bits(index), compact_bits(index >> 1), compact_bits(index >> 2) };
  }
  } // visionaray
  