//---------------------------------------------------------------------
public static float angle(CDirection left_direction, CDirection right_direction)
{
float left = CLogicUtility.getAngle(left_direction.mDirection);
float right = CLogicUtility.getAngle(right_direction.mDirection);
return(_abs(left - right));
}
//---------------------------------------------------------------------
public static CDirection slerp(CDirection left_direction, CDirection right_direction, float t)
{
return(new CDirection(EbVector3.lerp(left_direction.mDirection, right_direction.mDirection, t)));
}