コード例 #1
0
 private static bool IsOverLimitSpeed(PR2Common.Joint joint, double speed)
 {
     return(speed > PR2Common.GetMaxJointSpeed(joint));
 }
コード例 #2
0
        private static float GetPositionAndUpdateTrajectory(Dictionary <PR2Common.Joint, TrajectoryInfo> trajectoryInfoMap, PR2Common.Joint joint)
        {
            float minSpeed = PR2Common.GetMinJointSpeed(joint);
            float maxSpeed = PR2Common.GetMaxJointSpeed(joint);

            TrajectoryInfo trajectoryInfo = trajectoryInfoMap[joint];

            int targetPointIndex = GetTargetPointIndex(trajectoryInfo);

            float goalPosition = trajectoryInfo.GoalPositions[targetPointIndex];

            if (PR2Common.continuousJoints.Contains(joint))
            {
                if (goalPosition - trajectoryInfo.CurrentPosition > +Mathf.PI)
                {
                    goalPosition -= 2 * Mathf.PI;
                }
                if (goalPosition - trajectoryInfo.CurrentPosition <= -Mathf.PI)
                {
                    goalPosition += 2 * Mathf.PI;
                }
            }

            float speed = 0.0f;

            if (trajectoryInfo.CurrentTime - trajectoryInfo.StartTime >= trajectoryInfo.Durations[targetPointIndex])
            {
                speed = maxSpeed;
            }
            else
            {
                speed = Mathf.Abs((goalPosition - trajectoryInfo.CurrentPosition) / (trajectoryInfo.Durations[targetPointIndex] - (trajectoryInfo.CurrentTime - trajectoryInfo.StartTime)));
                speed = Mathf.Clamp(speed, minSpeed, maxSpeed);
            }

            // Calculate position
            float newPosition;
            float movingDistance = speed * (Time.time - trajectoryInfo.CurrentTime);

            if (movingDistance > Mathf.Abs(goalPosition - trajectoryInfo.CurrentPosition))
            {
                newPosition = goalPosition;
                trajectoryInfoMap[joint] = null;
            }
            else
            {
                trajectoryInfo.CurrentTime = Time.time;

                if (goalPosition > trajectoryInfo.CurrentPosition)
                {
                    trajectoryInfo.CurrentPosition = trajectoryInfo.CurrentPosition + movingDistance;
                }
                else
                {
                    trajectoryInfo.CurrentPosition = trajectoryInfo.CurrentPosition - movingDistance;
                }

                if (PR2Common.continuousJoints.Contains(joint))
                {
                    trajectoryInfo.CurrentPosition = GetNormalizedRadian(trajectoryInfo.CurrentPosition);
                }

                newPosition = trajectoryInfo.CurrentPosition;
            }

            return(newPosition);
        }