OpenSim.Region.ScriptEngine.Shared.Api.LSL_Api.llSetKeyframedMotion C# (CSharp) Method

        public void llSetKeyframedMotion(LSL_List frames, LSL_List options)
        {
            SceneObjectGroup group = m_host.ParentGroup;

            if (group.RootPart.PhysActor != null && group.RootPart.PhysActor.IsPhysical)
                return;
            if (group.IsAttachment)
                return;

            if (frames.Data.Length > 0) // We are getting a new motion
            {
                if (group.RootPart.KeyframeMotion != null)
                    group.RootPart.KeyframeMotion.Delete();
                group.RootPart.KeyframeMotion = null;

                int idx = 0;

                KeyframeMotion.PlayMode mode = KeyframeMotion.PlayMode.Forward;
                KeyframeMotion.DataFormat data = KeyframeMotion.DataFormat.Translation | KeyframeMotion.DataFormat.Rotation;

                while (idx < options.Data.Length)
                {
                    int option = (int)options.GetLSLIntegerItem(idx++);
                    int remain = options.Data.Length - idx;

                    switch (option)
                    {
                        case ScriptBaseClass.KFM_MODE:
                            if (remain < 1)
                                break;
                            int modeval = (int)options.GetLSLIntegerItem(idx++);
                            switch(modeval)
                            {
                                case ScriptBaseClass.KFM_FORWARD:
                                    mode = KeyframeMotion.PlayMode.Forward;
                                    break;
                                case ScriptBaseClass.KFM_REVERSE:
                                    mode = KeyframeMotion.PlayMode.Reverse;
                                    break;
                                case ScriptBaseClass.KFM_LOOP:
                                    mode = KeyframeMotion.PlayMode.Loop;
                                    break;
                                case ScriptBaseClass.KFM_PING_PONG:
                                    mode = KeyframeMotion.PlayMode.PingPong;
                                    break;
                            }
                            break;
                        case ScriptBaseClass.KFM_DATA:
                            if (remain < 1)
                                break;
                            int dataval = (int)options.GetLSLIntegerItem(idx++);
                            data = (KeyframeMotion.DataFormat)dataval;
                            break;
                    }
                }

                group.RootPart.KeyframeMotion = new KeyframeMotion(group, mode, data);

                idx = 0;

                int elemLength = 2;
                if (data == (KeyframeMotion.DataFormat.Translation | KeyframeMotion.DataFormat.Rotation))
                    elemLength = 3;

                List<KeyframeMotion.Keyframe> keyframes = new List<KeyframeMotion.Keyframe>();
                while (idx < frames.Data.Length)
                {
                    int remain = frames.Data.Length - idx;

                    if (remain < elemLength)
                        break;

                    KeyframeMotion.Keyframe frame = new KeyframeMotion.Keyframe();
                    frame.Position = null;
                    frame.Rotation = null;

                    if ((data & KeyframeMotion.DataFormat.Translation) != 0)
                    {
                        LSL_Types.Vector3 tempv = frames.GetVector3Item(idx++);
                        frame.Position = new Vector3((float)tempv.x, (float)tempv.y, (float)tempv.z);
                    }
                    if ((data & KeyframeMotion.DataFormat.Rotation) != 0)
                    {
                        LSL_Types.Quaternion tempq = frames.GetQuaternionItem(idx++);
                        Quaternion q = new Quaternion((float)tempq.x, (float)tempq.y, (float)tempq.z, (float)tempq.s);
                        q.Normalize();
                        frame.Rotation = q;
                    }

                    float tempf = (float)frames.GetLSLFloatItem(idx++);
                    frame.TimeMS = (int)(tempf * 1000.0f);

                    keyframes.Add(frame);
                }

                group.RootPart.KeyframeMotion.SetKeyframes(keyframes.ToArray());
                group.RootPart.KeyframeMotion.Start();
            }
            else
            {
                if (group.RootPart.KeyframeMotion == null)
                    return;

                if (options.Data.Length == 0)
                {
                    group.RootPart.KeyframeMotion.Stop();
                    return;
                }

                int idx = 0;

                while (idx < options.Data.Length)
                {
                    int option = (int)options.GetLSLIntegerItem(idx++);

                    switch (option)
                    {
                        case ScriptBaseClass.KFM_COMMAND:
                            int cmd = (int)options.GetLSLIntegerItem(idx++);
                            switch (cmd)
                            {
                                case ScriptBaseClass.KFM_CMD_PLAY:
                                    group.RootPart.KeyframeMotion.Start();
                                    break;
                                case ScriptBaseClass.KFM_CMD_STOP:
                                    group.RootPart.KeyframeMotion.Stop();
                                    break;
                                case ScriptBaseClass.KFM_CMD_PAUSE:
                                    group.RootPart.KeyframeMotion.Pause();
                                    break;
                            }
                            break;
                    }
                }
            }
        }