empyrean.InertialFixed¶ class InertialFixed(direction)[source] Bases: object Fixed direction in the inertial frame (normalized internally). Methods __init__(direction) Attributes direction Direction vector; normalized by the engine. Parameters: direction (tuple[float, float, float]) direction: tuple[float, float, float] Direction vector; normalized by the engine. ‹ Previous empyrean.VelocityTangent Next › empyrean.Observers