Esempio n. 1
0
        /**
         * The OSC callback method where all TUIO messages are received and decoded
         * and where the TUIO event callbacks are dispatched
         *
         * @param message	the received OSC message
         */
        private void processMessage(OSCMessage message)
        {
            string    address = message.Address;
            ArrayList args    = message.Values;
            string    command = (string)args[0];

            if (address == "/tuio/2Dobj")
            {
                if (command == "set")
                {
                    long  s_id   = (int)args[1];
                    int   f_id   = (int)args[2];
                    float xpos   = (float)args[3];
                    float ypos   = (float)args[4];
                    float angle  = (float)args[5];
                    float xspeed = (float)args[6];
                    float yspeed = (float)args[7];
                    float rspeed = (float)args[8];
                    float maccel = (float)args[9];
                    float raccel = (float)args[10];

                    lock (objectSync) {
                        if (!objectList.ContainsKey(s_id))
                        {
                            TuioObject addObject = new TuioObject(s_id, f_id, xpos, ypos, angle);
                            frameObjects.Add(addObject);
                        }
                        else
                        {
                            TuioObject tobj = objectList[s_id];
                            if (tobj == null)
                            {
                                return;
                            }
                            if ((tobj.getX() != xpos) || (tobj.getY() != ypos) || (tobj.getAngle() != angle) || (tobj.getXSpeed() != xspeed) || (tobj.getYSpeed() != yspeed) || (tobj.getRotationSpeed() != rspeed) || (tobj.getMotionAccel() != maccel) || (tobj.getRotationAccel() != raccel))
                            {
                                TuioObject updateObject = new TuioObject(s_id, f_id, xpos, ypos, angle);
                                updateObject.update(xpos, ypos, angle, xspeed, yspeed, rspeed, maccel, raccel);
                                frameObjects.Add(updateObject);
                            }
                        }
                    }
                }
                else if (command == "alive")
                {
                    newObjectList.Clear();
                    for (int i = 1; i < args.Count; i++)
                    {
                        // get the message content
                        long s_id = (int)args[i];
                        newObjectList.Add(s_id);
                        // reduce the object list to the lost objects
                        if (aliveObjectList.Contains(s_id))
                        {
                            aliveObjectList.Remove(s_id);
                        }
                    }

                    // remove the remaining objects
                    lock (objectSync) {
                        for (int i = 0; i < aliveObjectList.Count; i++)
                        {
                            long       s_id         = aliveObjectList[i];
                            TuioObject removeObject = objectList[s_id];
                            removeObject.remove(currentTime);
                            frameObjects.Add(removeObject);
                        }
                    }
                }
                else if (command == "fseq")
                {
                    int  fseq      = (int)args[1];
                    bool lateFrame = false;

                    if (fseq > 0)
                    {
                        if (fseq > currentFrame)
                        {
                            currentTime = TuioTime.getSessionTime();
                        }
                        if ((fseq >= currentFrame) || ((currentFrame - fseq) > 100))
                        {
                            currentFrame = fseq;
                        }
                        else
                        {
                            lateFrame = true;
                        }
                    }
                    else if ((TuioTime.getSessionTime().getTotalMilliseconds() - currentTime.getTotalMilliseconds()) > 100)
                    {
                        currentTime = TuioTime.getSessionTime();
                    }

                    if (!lateFrame)
                    {
                        IEnumerator <TuioObject> frameEnum = frameObjects.GetEnumerator();
                        while (frameEnum.MoveNext())
                        {
                            TuioObject tobj = frameEnum.Current;

                            switch (tobj.getTuioState())
                            {
                            case TuioObject.TUIO_REMOVED:
                                TuioObject removeObject = tobj;
                                removeObject.remove(currentTime);

                                for (int i = 0; i < listenerList.Count; i++)
                                {
                                    TuioListener listener = (TuioListener)listenerList[i];
                                    if (listener != null)
                                    {
                                        listener.removeTuioObject(removeObject);
                                    }
                                }
                                lock (objectSync) {
                                    objectList.Remove(removeObject.getSessionID());
                                }
                                break;

                            case TuioObject.TUIO_ADDED:
                                TuioObject addObject = new TuioObject(currentTime, tobj.getSessionID(), tobj.getSymbolID(), tobj.getX(), tobj.getY(), tobj.getAngle());
                                lock (objectSync) {
                                    objectList.Add(addObject.getSessionID(), addObject);
                                }
                                for (int i = 0; i < listenerList.Count; i++)
                                {
                                    TuioListener listener = (TuioListener)listenerList[i];
                                    if (listener != null)
                                    {
                                        listener.addTuioObject(addObject);
                                    }
                                }
                                break;

                            default:
                                TuioObject updateObject = getTuioObject(tobj.getSessionID());
                                if ((tobj.getX() != updateObject.getX() && tobj.getXSpeed() == 0) || (tobj.getY() != updateObject.getY() && tobj.getYSpeed() == 0))
                                {
                                    updateObject.update(currentTime, tobj.getX(), tobj.getY(), tobj.getAngle());
                                }
                                else
                                {
                                    updateObject.update(currentTime, tobj.getX(), tobj.getY(), tobj.getAngle(), tobj.getXSpeed(), tobj.getYSpeed(), tobj.getRotationSpeed(), tobj.getMotionAccel(), tobj.getRotationAccel());
                                }

                                for (int i = 0; i < listenerList.Count; i++)
                                {
                                    TuioListener listener = (TuioListener)listenerList[i];
                                    if (listener != null)
                                    {
                                        listener.updateTuioObject(updateObject);
                                    }
                                }
                                break;
                            }
                        }

                        for (int i = 0; i < listenerList.Count; i++)
                        {
                            TuioListener listener = (TuioListener)listenerList[i];
                            if (listener != null)
                            {
                                listener.refresh(new TuioTime(currentTime));
                            }
                        }

                        List <long> buffer = aliveObjectList;
                        aliveObjectList = newObjectList;
                        // recycling the List
                        newObjectList = buffer;
                    }
                    frameObjects.Clear();
                }
            }
            else if (address == "/tuio/2Dcur")
            {
                if (command == "set")
                {
                    long  s_id   = (int)args[1];
                    float xpos   = (float)args[2];
                    float ypos   = (float)args[3];
                    float xspeed = (float)args[4];
                    float yspeed = (float)args[5];
                    float maccel = (float)args[6];

                    lock (cursorList) {
                        if (!cursorList.ContainsKey(s_id))
                        {
                            TuioCursor addCursor = new TuioCursor(s_id, -1, xpos, ypos);
                            frameCursors.Add(addCursor);
                        }
                        else
                        {
                            TuioCursor tcur = (TuioCursor)cursorList[s_id];
                            if (tcur == null)
                            {
                                return;
                            }
                            if ((tcur.getX() != xpos) || (tcur.getY() != ypos) || (tcur.getXSpeed() != xspeed) || (tcur.getYSpeed() != yspeed) || (tcur.getMotionAccel() != maccel))
                            {
                                TuioCursor updateCursor = new TuioCursor(s_id, tcur.getCursorID(), xpos, ypos);
                                updateCursor.update(xpos, ypos, xspeed, yspeed, maccel);
                                frameCursors.Add(updateCursor);
                            }
                        }
                    }
                }
                else if (command == "alive")
                {
                    newCursorList.Clear();
                    for (int i = 1; i < args.Count; i++)
                    {
                        // get the message content
                        long s_id = (int)args[i];
                        newCursorList.Add(s_id);
                        // reduce the cursor list to the lost cursors
                        if (aliveCursorList.Contains(s_id))
                        {
                            aliveCursorList.Remove(s_id);
                        }
                    }

                    // remove the remaining cursors
                    lock (cursorSync) {
                        for (int i = 0; i < aliveCursorList.Count; i++)
                        {
                            long s_id = aliveCursorList[i];
                            if (!cursorList.ContainsKey(s_id))
                            {
                                continue;
                            }
                            TuioCursor removeCursor = cursorList[s_id];
                            removeCursor.remove(currentTime);
                            frameCursors.Add(removeCursor);
                        }
                    }
                }
                else if (command == "fseq")
                {
                    int  fseq      = (int)args[1];
                    bool lateFrame = false;

                    if (fseq > 0)
                    {
                        if (fseq > currentFrame)
                        {
                            currentTime = TuioTime.getSessionTime();
                        }
                        if ((fseq >= currentFrame) || ((currentFrame - fseq) > 100))
                        {
                            currentFrame = fseq;
                        }
                        else
                        {
                            lateFrame = true;
                        }
                    }
                    else if ((TuioTime.getSessionTime().getTotalMilliseconds() - currentTime.getTotalMilliseconds()) > 100)
                    {
                        currentTime = TuioTime.getSessionTime();
                    }

                    if (!lateFrame)
                    {
                        IEnumerator <TuioCursor> frameEnum = frameCursors.GetEnumerator();
                        while (frameEnum.MoveNext())
                        {
                            TuioCursor tcur = frameEnum.Current;
                            switch (tcur.getTuioState())
                            {
                            case TuioCursor.TUIO_REMOVED:
                                TuioCursor removeCursor = tcur;
                                removeCursor.remove(currentTime);

                                for (int i = 0; i < listenerList.Count; i++)
                                {
                                    TuioListener listener = (TuioListener)listenerList[i];
                                    if (listener != null)
                                    {
                                        listener.removeTuioCursor(removeCursor);
                                    }
                                }
                                lock (cursorSync) {
                                    cursorList.Remove(removeCursor.getSessionID());

                                    if (removeCursor.getCursorID() == maxCursorID)
                                    {
                                        maxCursorID = -1;

                                        if (cursorList.Count > 0)
                                        {
                                            IEnumerator <KeyValuePair <long, TuioCursor> > clist = cursorList.GetEnumerator();
                                            while (clist.MoveNext())
                                            {
                                                int f_id = clist.Current.Value.getCursorID();
                                                if (f_id > maxCursorID)
                                                {
                                                    maxCursorID = f_id;
                                                }
                                            }

                                            List <TuioCursor>        freeCursorBuffer = new List <TuioCursor>();
                                            IEnumerator <TuioCursor> flist            = freeCursorList.GetEnumerator();
                                            while (flist.MoveNext())
                                            {
                                                TuioCursor testCursor = flist.Current;
                                                if (testCursor.getCursorID() < maxCursorID)
                                                {
                                                    freeCursorBuffer.Add(testCursor);
                                                }
                                            }
                                            freeCursorList = freeCursorBuffer;
                                        }
                                        else
                                        {
                                            freeCursorList.Clear();
                                        }
                                    }
                                    else if (removeCursor.getCursorID() < maxCursorID)
                                    {
                                        freeCursorList.Add(removeCursor);
                                    }
                                }
                                break;

                            case TuioCursor.TUIO_ADDED:
                                TuioCursor addCursor;
                                lock (cursorSync) {
                                    int c_id = cursorList.Count;
                                    if ((cursorList.Count <= maxCursorID) && (freeCursorList.Count > 0))
                                    {
                                        TuioCursor closestCursor          = freeCursorList[0];
                                        IEnumerator <TuioCursor> testList = freeCursorList.GetEnumerator();
                                        while (testList.MoveNext())
                                        {
                                            TuioCursor testCursor = testList.Current;
                                            if (testCursor.getDistance(tcur) < closestCursor.getDistance(tcur))
                                            {
                                                closestCursor = testCursor;
                                            }
                                        }
                                        c_id = closestCursor.getCursorID();
                                        freeCursorList.Remove(closestCursor);
                                    }
                                    else
                                    {
                                        maxCursorID = c_id;
                                    }

                                    addCursor = new TuioCursor(currentTime, tcur.getSessionID(), c_id, tcur.getX(), tcur.getY());
                                    cursorList.Add(addCursor.getSessionID(), addCursor);
                                }

                                for (int i = 0; i < listenerList.Count; i++)
                                {
                                    TuioListener listener = (TuioListener)listenerList[i];
                                    if (listener != null)
                                    {
                                        listener.addTuioCursor(addCursor);
                                    }
                                }
                                break;

                            default:
                                TuioCursor updateCursor = getTuioCursor(tcur.getSessionID());
                                if ((tcur.getX() != updateCursor.getX() && tcur.getXSpeed() == 0) || (tcur.getY() != updateCursor.getY() && tcur.getYSpeed() == 0))
                                {
                                    updateCursor.update(currentTime, tcur.getX(), tcur.getY());
                                }
                                else
                                {
                                    updateCursor.update(currentTime, tcur.getX(), tcur.getY(), tcur.getXSpeed(), tcur.getYSpeed(), tcur.getMotionAccel());
                                }

                                for (int i = 0; i < listenerList.Count; i++)
                                {
                                    TuioListener listener = (TuioListener)listenerList[i];
                                    if (listener != null)
                                    {
                                        listener.updateTuioCursor(updateCursor);
                                    }
                                }
                                break;
                            }
                        }

                        for (int i = 0; i < listenerList.Count; i++)
                        {
                            TuioListener listener = (TuioListener)listenerList[i];
                            if (listener != null)
                            {
                                listener.refresh(new TuioTime(currentTime));
                            }
                        }

                        List <long> buffer = aliveCursorList;
                        aliveCursorList = newCursorList;
                        // recycling the List
                        newCursorList = buffer;
                    }
                    frameCursors.Clear();
                }
            }
        }