- operator<<
: sdf::Exception
, sdf::Param
, sdf::Vector2i
, sdf::Pose
, sdf::Time
, sdf::Vector2d
, sdf::Color
, sdf::Vector3
, sdf::Quaternion
- operator>>
: sdf::Time
, sdf::Color
, sdf::Vector2i
, sdf::Vector3
, sdf::Quaternion
, sdf::Pose
, sdf::Vector2d