message: Makes 'computeSign' parameter of quest's SignedDistance class optional
  Per PR request.
diff: @@ -71,7 +71,7 @@ public:
  * \param [in] isWatertight indicates if the surface mesh is closed.
  * \param [in] maxObjects max number of objects for spatial decomposition.
  * \param [in] maxLevels max levels for spatial decomposition.
  - * \param [in] computeSign indicates if distance queries should compute signs.
  + * \param [in] computeSign indicates if distance queries should compute signs (optional).
  * \note Default maxLevels is 5 if not specified.
  * \pre surfaceMesh != nullptr
  */
  @@ -79,7 +79,7 @@ public:
  bool isWatertight,
  int maxObjects,
  int maxLevels,
  - bool computeSign );
  + bool computeSign = true );
  /*!
  * \brief Destructor.
  