Пример #1
0
void eleap::eleap_t::impl_t::onFrame(const Leap::Controller& controller)
{
    const Leap::Frame frame = controller.frame();
    if (frame.isValid())
    {
        // send the known hands in this frame, this will handle hands coming and going
        const Leap::HandList hands = frame.hands();
        {
            unsigned long long time_encoded = (0&0xffffffff)<<8 | (DATA_KNOWN_HANDS&0xff);

            float *f;
            unsigned char *dp;
            piw::data_nb_t d = ctx_.allocate_host(time_encoded,INT32_MAX,INT32_MIN,0,BCTVTYPE_INT,sizeof(int32_t),&dp,hands.count(),&f);
            memset(f,0,hands.count()*sizeof(int32_t));
            *dp = 0;

            for(int i = 0; i < hands.count(); ++i)
            {
                const Leap::Hand hand = hands[i];
                if(hand.isValid() && hand.fingers().count() > 1)
                {
                    ((int32_t *)f)[i] = hand.id();
                }
            }
            enqueue_fast(d,1);
        }
        
        // handle the actual data for the detected hands
        for(int i = 0; i < hands.count(); ++i)
        {
            const Leap::Hand hand = hands[i];
            if(hand.isValid() && hand.fingers().count() > 1)
            {
                unsigned long long time_encoded = (hand.id()&0xffffffff)<<8 | (DATA_PALM_POSITION&0xff);

                const Leap::Vector palm_pos = hand.palmPosition();

                float *f;
                unsigned char *dp;
                piw::data_nb_t d = ctx_.allocate_host(time_encoded,600,-600,0,BCTVTYPE_FLOAT,sizeof(float),&dp,3,&f);
                memset(f,0,3*sizeof(float));
                *dp = 0;

                f[0] = piw::normalise(600,-600,0,palm_pos.x);
                f[1] = piw::normalise(600,-600,0,palm_pos.y);
                f[2] = piw::normalise(600,-600,0,palm_pos.z);

                enqueue_fast(d,1);
            }
        }
    }
}
Пример #2
0
bool handForId(int32 checkId, Leap::HandList hands, Leap::Hand& returnHand)
{
	for (int i = 0; i < hands.count(); i++)
	{
		Leap::Hand hand = hands[i];
		if (checkId == hand.id()){
			returnHand = hand;
			return true;
		}
	}
	return false;
}
Пример #3
0
GestureFrame LMRecorder::prepareDataClone(const Leap::Frame frame, double timestamp)
{

	GestureFrame outputFrame;

	outputFrame.setTimestamp(timestamp);

	Leap::HandList handsInFrame = frame.hands();
	for(int handIndex=0; handIndex<handsInFrame.count(); handIndex++)
	{
		Leap::Hand currHand = handsInFrame[handIndex];

		//create GestureHand
		GestureHand gestureHand(
			currHand.id(),
			Vertex(currHand.palmPosition().x, currHand.palmPosition().y, currHand.palmPosition().z),
			Vertex(0, 0, 0/*currHand.stabilizedPalmPosition().x, currHand.stabilizedPalmPosition().y, currHand.stabilizedPalmPosition().z*/),
			Vertex(currHand.palmNormal().x, currHand.palmNormal().y, currHand.palmNormal().z),
			Vertex(currHand.direction().x, currHand.direction().y, currHand.direction().z)
		);
		gestureHand.setOrderValue(currHand.palmPosition().x);

		Vertex planeNormalVec = gestureHand.getDirection().crossProduct(gestureHand.getPalmNormal()).getNormalized();

		Leap::FingerList fingersInCurrHand = currHand.fingers();
		for (int fingerIndex=0; fingerIndex<fingersInCurrHand.count(); fingerIndex++)
		{
			Leap::Finger currFinger = fingersInCurrHand[fingerIndex];

			Leap::Vector leapFingerTipPos = currFinger.tipPosition();
			Vertex fingerTipPos(leapFingerTipPos.x, leapFingerTipPos.y, leapFingerTipPos.z);
			float distance = getPointDistanceFromPlane(fingerTipPos, gestureHand.getPalmPosition(), planeNormalVec);

			//create GestureFinger
			GestureFinger gestureFinger(
				currFinger.id(),
				fingerTipPos,
				Vertex(currFinger.stabilizedTipPosition().x, currFinger.stabilizedTipPosition().y, currFinger.stabilizedTipPosition(). z),
				Vertex(currFinger.direction().x, currFinger.direction().y, currFinger.direction().z),
				currFinger.length(),
				currFinger.width()
			);
			gestureFinger.setOrderValue(distance);

			gestureHand.addFinger(gestureFinger);
		}
		gestureHand.sortFingers();

		outputFrame.addHand(gestureHand);
	}
	outputFrame.sortHands();
}
Пример #4
0
bool FLeapMotionInputDevice::HandForId(int32 CheckId, Leap::HandList Hands, Leap::Hand& ReturnHand)
{
	for (int i = 0; i < Hands.count(); i++)
	{
		Leap::Hand Hand = Hands[i];
		if (CheckId == Hand.id())
		{
			ReturnHand = Hand;
			return true;
		}
	}
	return false;
}
void LeapMotionListener::onFrame(const Leap::Controller & controller)
{
    const Leap::Frame frame = controller.frame();

    Leap::HandList hands = frame.hands();
    for (Leap::HandList::const_iterator hl = hands.begin(); hl!=hands.end();hl++)
    {
        const Leap::Hand hand = *hl;
        QString handType = hand.isLeft() ? "Left hand" : "Right hand";
        qDebug()<<handType<<"id: "<<hand.id()<<"palm position: "
               <<hand.palmPosition().x<<hand.palmPosition().y<<hand.palmPosition().z;

        QFile f("share.dat");
        if(!f.open(QIODevice::WriteOnly | QIODevice::Text))
            return;
        QTextStream out(&f);
        out<<QString("%1 %2 %3").arg(hand.palmPosition().x)
          .arg(hand.palmPosition().y).arg(hand.palmPosition().z);

        f.close();

    }

}
Пример #6
0
//Main Event driven tick
void ULeapController::InterfaceEventTick(float DeltaTime)
{
	//This is our tick event that is forwarded from the delegate, check validity
	if (!_private->interfaceDelegate) return;

	//Pointers
	Leap::Frame frame = _private->leap.frame();
	Leap::Frame pastFrame = _private->leap.frame(1);

	//-Hands-

	//Hand Count
	int handCount = frame.hands().count();

	if (_private->pastState.handCount != handCount)
	{
		ILeapEventInterface::Execute_HandCountChanged(_private->interfaceDelegate, handCount);
		
		//Zero our input mapping orientations (akin to letting go of a joystick)
		if (handCount == 0)
		{
			EmitAnalogInputEventForKey(EKeysLeap::LeapLeftPalmPitch, 0, 0, 0);
			EmitAnalogInputEventForKey(EKeysLeap::LeapLeftPalmYaw, 0, 0, 0);
			EmitAnalogInputEventForKey(EKeysLeap::LeapLeftPalmRoll, 0, 0, 0);
			EmitAnalogInputEventForKey(EKeysLeap::LeapRightPalmPitch, 0, 0, 0);
			EmitAnalogInputEventForKey(EKeysLeap::LeapRightPalmYaw, 0, 0, 0);
			EmitAnalogInputEventForKey(EKeysLeap::LeapRightPalmRoll, 0, 0, 0);
		}
	}

	//Cycle through each hand
	for (int i = 0; i < handCount; i++)
	{
		Leap::Hand hand = frame.hands()[i];
		LeapHandStateData pastHandState = _private->pastState.stateForId(hand.id());		//we use a custom class to hold reliable state tracking based on id's

		//Make a ULeapHand
		if (_private->eventHand == NULL)
		{
			_private->eventHand = NewObject<ULeapHand>(this);
			_private->eventHand->SetFlags(RF_RootSet);
		}
		_private->eventHand->setHand(hand);

		//Emit hand
		ILeapEventInterface::Execute_LeapHandMoved(_private->interfaceDelegate, _private->eventHand);

		//Left/Right hand forwarding
		if (hand.isRight())
		{
			ILeapEventInterface::Execute_LeapRightHandMoved(_private->interfaceDelegate, _private->eventHand);
			//Input Mapping
			FRotator palmOrientation = _private->eventHand->PalmOrientation;
			EmitAnalogInputEventForKey(EKeysLeap::LeapRightPalmPitch, palmOrientation.Pitch * LEAP_IM_SCALE, 0, 0);
			EmitAnalogInputEventForKey(EKeysLeap::LeapRightPalmYaw, palmOrientation.Yaw * LEAP_IM_SCALE, 0, 0);
			EmitAnalogInputEventForKey(EKeysLeap::LeapRightPalmRoll, palmOrientation.Roll * LEAP_IM_SCALE, 0, 0);
		} else if (hand.isLeft())
		{
			ILeapEventInterface::Execute_LeapLeftHandMoved(_private->interfaceDelegate, _private->eventHand);
			//Input Mapping
			FRotator palmOrientation = _private->eventHand->PalmOrientation;
			EmitAnalogInputEventForKey(EKeysLeap::LeapLeftPalmPitch, palmOrientation.Pitch * LEAP_IM_SCALE, 0, 0);
			EmitAnalogInputEventForKey(EKeysLeap::LeapLeftPalmYaw, palmOrientation.Yaw * LEAP_IM_SCALE, 0, 0);
			EmitAnalogInputEventForKey(EKeysLeap::LeapLeftPalmRoll, palmOrientation.Roll * LEAP_IM_SCALE, 0, 0);
		}

		//Grabbing
		float grabStrength = hand.grabStrength();
		bool grabbed = handClosed(grabStrength);

		if (grabbed)
			ILeapEventInterface::Execute_LeapHandGrabbing(_private->interfaceDelegate, grabStrength, _private->eventHand);

		if (grabbed && !pastHandState.grabbed)
		{
			ILeapEventInterface::Execute_LeapHandGrabbed(_private->interfaceDelegate, grabStrength, _private->eventHand);
			
			//input mapping
			if (_private->eventHand->HandType == LeapHandType::HAND_LEFT)
				EmitKeyDownEventForKey(EKeysLeap::LeapLeftGrab, 0, 0);
			else
				EmitKeyDownEventForKey(EKeysLeap::LeapRightGrab, 0, 0);
		}else if (!grabbed && pastHandState.grabbed)
		{
			ILeapEventInterface::Execute_LeapHandReleased(_private->interfaceDelegate, grabStrength, _private->eventHand);

			//input mapping
			if (_private->eventHand->HandType == LeapHandType::HAND_LEFT)
				EmitKeyUpEventForKey(EKeysLeap::LeapLeftGrab, 0, 0);
			else
				EmitKeyUpEventForKey(EKeysLeap::LeapRightGrab, 0, 0);
		}

		//Pinching
		float pinchStrength = hand.pinchStrength();
		bool pinched = handPinched(pinchStrength);

		//While grabbing disable pinching detection, this helps to reduce spam as pose confidence plummets
		if (grabbed) pinched = pastHandState.pinched;
		else
		{
			if (pinched)
				ILeapEventInterface::Execute_LeapHandPinching(_private->interfaceDelegate, pinchStrength, _private->eventHand);

			if (pinched && !pastHandState.pinched)
			{
				ILeapEventInterface::Execute_LeapHandPinched(_private->interfaceDelegate, pinchStrength, _private->eventHand);
				//input mapping
				if (_private->eventHand->HandType == LeapHandType::HAND_LEFT)
					EmitKeyDownEventForKey(EKeysLeap::LeapLeftPinch, 0, 0);
				else
					EmitKeyDownEventForKey(EKeysLeap::LeapRightPinch, 0, 0);
			}
			else if (!pinched && pastHandState.pinched)
			{
				ILeapEventInterface::Execute_LeapHandUnpinched(_private->interfaceDelegate, pinchStrength, _private->eventHand);
				//input mapping
				if (_private->eventHand->HandType == LeapHandType::HAND_LEFT)
					EmitKeyUpEventForKey(EKeysLeap::LeapLeftPinch, 0, 0);
				else
					EmitKeyUpEventForKey(EKeysLeap::LeapRightPinch, 0, 0);
			}
		}

		//-Fingers-
		Leap::FingerList fingers = hand.fingers();

		//Count
		int fingerCount = fingers.count();
		if ((pastHandState.fingerCount != fingerCount))
			ILeapEventInterface::Execute_FingerCountChanged(_private->interfaceDelegate, fingerCount);

		if (_private->eventFinger == NULL)
		{
			_private->eventFinger = NewObject<ULeapFinger>(this);
			_private->eventFinger->SetFlags(RF_RootSet);
		}

		Leap::Finger finger;

		//Cycle through each finger
		for (int j = 0; j < fingerCount; j++)
		{
			finger = fingers[j];
			_private->eventFinger->setFinger(finger);

			//Finger Moved
			if (finger.isValid())
				ILeapEventInterface::Execute_LeapFingerMoved(_private->interfaceDelegate, _private->eventFinger);
		}

		//Do these last so we can easily override debug shapes

		//Leftmost
		finger = fingers.leftmost();
		_private->eventFinger->setFinger(finger);
		ILeapEventInterface::Execute_LeapLeftMostFingerMoved(_private->interfaceDelegate, _private->eventFinger);

		//Rightmost
		finger = fingers.rightmost();
		_private->eventFinger->setFinger(finger);
		ILeapEventInterface::Execute_LeapRightMostFingerMoved(_private->interfaceDelegate, _private->eventFinger);

		//Frontmost
		finger = fingers.frontmost();
		_private->eventFinger->setFinger(finger);
		ILeapEventInterface::Execute_LeapFrontMostFingerMoved(_private->interfaceDelegate, _private->eventFinger);

		//touch only for front-most finger, most common use case
		float touchDistance = finger.touchDistance();
		if (touchDistance <= 0.f)
			ILeapEventInterface::Execute_LeapFrontFingerTouch(_private->interfaceDelegate, _private->eventFinger);

		//Set the state data for next cycle
		pastHandState.grabbed = grabbed;
		pastHandState.pinched = pinched;
		pastHandState.fingerCount = fingerCount;

		_private->pastState.setStateForId(pastHandState, hand.id());
	}

	_private->pastState.handCount = handCount;

	//Gestures
	for (int i = 0; i < frame.gestures().count(); i++)
	{
		Leap::Gesture gesture = frame.gestures()[i];
		Leap::Gesture::Type type = gesture.type();

		switch (type)
		{
		case Leap::Gesture::TYPE_CIRCLE:
			if (_private->eventCircleGesture == NULL){
				_private->eventCircleGesture = NewObject<ULeapCircleGesture>(this);
				_private->eventCircleGesture->SetFlags(RF_RootSet);
			}
			_private->eventCircleGesture->setGesture(Leap::CircleGesture(gesture));
			ILeapEventInterface::Execute_CircleGestureDetected(_private->interfaceDelegate, _private->eventCircleGesture);
			_private->eventGesture = _private->eventCircleGesture;
			break;
		case Leap::Gesture::TYPE_KEY_TAP:
			if (_private->eventKeyTapGesture == NULL)
			{
				_private->eventKeyTapGesture = NewObject<ULeapKeyTapGesture>(this);
				_private->eventKeyTapGesture->SetFlags(RF_RootSet);
			}
			_private->eventKeyTapGesture->setGesture(Leap::KeyTapGesture(gesture));
			ILeapEventInterface::Execute_KeyTapGestureDetected(_private->interfaceDelegate, _private->eventKeyTapGesture);
			_private->eventGesture = _private->eventKeyTapGesture;
			break;
		case Leap::Gesture::TYPE_SCREEN_TAP:
			if (_private->eventScreenTapGesture == NULL)
			{
				_private->eventScreenTapGesture = NewObject<ULeapScreenTapGesture>(this);
				_private->eventScreenTapGesture->SetFlags(RF_RootSet);
			}
			_private->eventScreenTapGesture->setGesture(Leap::ScreenTapGesture(gesture));
			ILeapEventInterface::Execute_ScreenTapGestureDetected(_private->interfaceDelegate, _private->eventScreenTapGesture);
			_private->eventGesture = _private->eventScreenTapGesture;
			break;
		case Leap::Gesture::TYPE_SWIPE:
			if (_private->eventSwipeGesture == NULL)
			{
				_private->eventSwipeGesture = NewObject<ULeapSwipeGesture>(this);
				_private->eventSwipeGesture->SetFlags(RF_RootSet);
			}
			_private->eventSwipeGesture->setGesture(Leap::SwipeGesture(gesture));
			ILeapEventInterface::Execute_SwipeGestureDetected(_private->interfaceDelegate, _private->eventSwipeGesture);
			_private->eventGesture = _private->eventSwipeGesture;
			break;
		default:
			break;
		}

		//emit gesture
		if (type != Leap::Gesture::TYPE_INVALID)
		{
			ILeapEventInterface::Execute_GestureDetected(_private->interfaceDelegate, _private->eventGesture);
		}
	}

	//Image
	if (_private->allowImages && _private->imageEventsEnabled)
	{
		int imageCount = frame.images().count();
		for (int i = 0; i < imageCount; i++)
		{
			Leap::Image image = frame.images()[i];

			//Loop modification - Only emit 0 and 1, use two different pointers so we can get different images
			if (i == 0)
			{
				if (_private->eventImage1 == NULL)
				{
					_private->eventImage1 = NewObject<ULeapImage>(this);
					_private->eventImage1->SetFlags(RF_RootSet);
				}
				_private->eventImage1->setLeapImage(image);

				ILeapEventInterface::Execute_RawImageReceived(_private->interfaceDelegate, _private->eventImage1->Texture(), _private->eventImage1);
			}
			else if (i == 1)
			{
				if (_private->eventImage2 == NULL)
                {
					_private->eventImage2 = NewObject<ULeapImage>(this);
					_private->eventImage2->SetFlags(RF_RootSet);
				}
				_private->eventImage2->setLeapImage(image);

				ILeapEventInterface::Execute_RawImageReceived(_private->interfaceDelegate, _private->eventImage2->Texture(), _private->eventImage2);
			}
		}
	}
}
Пример #7
0
void FLeapMotionInputDevice::ParseEvents()
{
	//Optimization: If we don't have any delegates, skip
	if (EventDelegates.Num() == 0)
	{
		return;
	}

	//Pointers
	Leap::Frame Frame = ControllerData.LeapController.frame();
	Leap::Frame PastFrame = ControllerData.LeapController.frame(1);

	//Calculate HMD Timewarp if valid
	if (GEngine->HMDDevice.IsValid() && ControllerData.bTimeWarpEnabled) {
		LeapHMDSnapshot ThenSnapshot = HMDSamples->HMDSampleClosestToTimestamp(Frame.timestamp());
		LeapHMDSnapshot NowSnapShot = HMDSamples->CurrentHMDSample();

		LeapHMDSnapshot HistorySnapshot = HMDSamples->LastHMDSample();	//reduce jitter
		//ControllerData.TimeWarpSnapshot = NowSnapShot.Difference(ThenSnapshot, ControllerData.TimeWarpFactor);// * ControllerData.TimeWarpFactor;

		FQuat WarpQuat = NowSnapShot.Orientation;//FQuat::Slerp(NowSnapShot.Orientation, HistorySnapshot.Orientation, ControllerData.TimeWarpTween);
		FQuat ThenTweened = FQuat::Slerp(ThenSnapshot.Orientation, HistorySnapshot.Orientation, ControllerData.TimeWarpTween);

		ControllerData.TimeWarpSnapshot.Orientation = (WarpQuat.Inverse() * ControllerData.TimeWarpFactor) * ThenTweened;

		ControllerData.TimeWarpAmountMs = (ControllerData.TimeWarpSnapshot.Timestamp) / 1000.f;
	}

	//-Hands-

	//Hand Count
	int HandCount = Frame.hands().count();

	if (PastState->HandCount != HandCount)
	{
		CallFunctionOnDelegates([&](UObject* EventDelegate)
		{
			ILeapEventInterface::Execute_HandCountChanged(EventDelegate, HandCount);
		});
		//Zero our input mapping orientations (akin to letting go of a joystick)
		if (HandCount == 0)
		{
			EmitAnalogInputEventForKey(EKeysLeap::LeapLeftPalmPitch, 0, 0, 0);
			EmitAnalogInputEventForKey(EKeysLeap::LeapLeftPalmYaw, 0, 0, 0);
			EmitAnalogInputEventForKey(EKeysLeap::LeapLeftPalmRoll, 0, 0, 0);
			EmitAnalogInputEventForKey(EKeysLeap::LeapRightPalmPitch, 0, 0, 0);
			EmitAnalogInputEventForKey(EKeysLeap::LeapRightPalmYaw, 0, 0, 0);
			EmitAnalogInputEventForKey(EKeysLeap::LeapRightPalmRoll, 0, 0, 0);
		}
	}

	//Cycle through each hand
	for (int i = 0; i < HandCount; i++)
	{
		Leap::Hand Hand = Frame.hands()[i];
		LeapHandStateData PastHandState = PastState->StateForId(Hand.id());		//we use a custom class to hold reliable state tracking based on id's

																				//Make a ULeapHand
		if (PEventHand == nullptr)
		{
			PEventHand = NewObject<ULeapHand>();
			PEventHand->AddToRoot();
		}
		PEventHand->SetHand(Hand);

		//Emit hand
		CallFunctionOnDelegates([&](UObject* EventDelegate)
		{
			ILeapEventInterface::Execute_LeapHandMoved(EventDelegate, PEventHand);
		});


		//Left/Right hand forwarding
		if (Hand.isRight())
		{
			CallFunctionOnDelegates([&](UObject* EventDelegate)
			{
				ILeapEventInterface::Execute_LeapRightHandMoved(EventDelegate, PEventHand);
			});

			//Input Mapping
			FRotator PalmOrientation = PEventHand->PalmOrientation;
			EmitAnalogInputEventForKey(EKeysLeap::LeapRightPalmPitch, PalmOrientation.Pitch * LEAP_IM_SCALE, 0, 0);
			EmitAnalogInputEventForKey(EKeysLeap::LeapRightPalmYaw, PalmOrientation.Yaw * LEAP_IM_SCALE, 0, 0);
			EmitAnalogInputEventForKey(EKeysLeap::LeapRightPalmRoll, PalmOrientation.Roll * LEAP_IM_SCALE, 0, 0);
		}
		else if (Hand.isLeft())
		{
			CallFunctionOnDelegates([&](UObject* EventDelegate)
			{
				ILeapEventInterface::Execute_LeapLeftHandMoved(EventDelegate, PEventHand);
			});

			//Input Mapping
			FRotator PalmOrientation = PEventHand->PalmOrientation;
			EmitAnalogInputEventForKey(EKeysLeap::LeapLeftPalmPitch, PalmOrientation.Pitch * LEAP_IM_SCALE, 0, 0);
			EmitAnalogInputEventForKey(EKeysLeap::LeapLeftPalmYaw, PalmOrientation.Yaw * LEAP_IM_SCALE, 0, 0);
			EmitAnalogInputEventForKey(EKeysLeap::LeapLeftPalmRoll, PalmOrientation.Roll * LEAP_IM_SCALE, 0, 0);
		}

		//Grabbing
		float GrabStrength = Hand.grabStrength();
		bool Grabbed = HandClosed(GrabStrength);

		if (Grabbed)
		{
			CallFunctionOnDelegates([&](UObject* EventDelegate)
			{
				ILeapEventInterface::Execute_LeapHandGrabbing(EventDelegate, GrabStrength, PEventHand);
			});

		}

		if (Grabbed && !PastHandState.Grabbed)
		{
			CallFunctionOnDelegates([&](UObject* EventDelegate)
			{
				ILeapEventInterface::Execute_LeapHandGrabbed(EventDelegate, GrabStrength, PEventHand);
			});

			//input mapping
			if (PEventHand->HandType == LeapHandType::HAND_LEFT)
			{
				EmitKeyDownEventForKey(EKeysLeap::LeapLeftGrab, 0, 0);
			}
			else
			{
				EmitKeyDownEventForKey(EKeysLeap::LeapRightGrab, 0, 0);
			}
		}
		else if (!Grabbed && PastHandState.Grabbed)
		{
			CallFunctionOnDelegates([&](UObject* EventDelegate)
			{
				ILeapEventInterface::Execute_LeapHandReleased(EventDelegate, GrabStrength, PEventHand);
			});

			//input mapping
			if (PEventHand->HandType == LeapHandType::HAND_LEFT)
			{
				EmitKeyUpEventForKey(EKeysLeap::LeapLeftGrab, 0, 0);
			}
			else
			{
				EmitKeyUpEventForKey(EKeysLeap::LeapRightGrab, 0, 0);
			}
		}

		//Pinching
		float PinchStrength = Hand.pinchStrength();
		bool Pinched = HandPinched(PinchStrength);

		//While grabbing disable pinching detection, this helps to reduce spam as pose confidence plummets
		if (Grabbed)
		{
			Pinched = PastHandState.Pinched;
		}
		else
		{
			if (Pinched)
			{
				CallFunctionOnDelegates([&](UObject* EventDelegate)
				{
					ILeapEventInterface::Execute_LeapHandPinching(EventDelegate, PinchStrength, PEventHand);
				});
			}
			if (Pinched && !PastHandState.Pinched)
			{
				CallFunctionOnDelegates([&](UObject* EventDelegate)
				{
					ILeapEventInterface::Execute_LeapHandPinched(EventDelegate, PinchStrength, PEventHand);
				});
				//input mapping
				if (PEventHand->HandType == LeapHandType::HAND_LEFT)
				{
					EmitKeyDownEventForKey(EKeysLeap::LeapLeftPinch, 0, 0);
				}
				else
				{
					EmitKeyDownEventForKey(EKeysLeap::LeapRightPinch, 0, 0);
				}
			}
			else if (!Pinched && PastHandState.Pinched)
			{
				CallFunctionOnDelegates([&](UObject* EventDelegate)
				{
					ILeapEventInterface::Execute_LeapHandUnpinched(EventDelegate, PinchStrength, PEventHand);
				});
				//input mapping
				if (PEventHand->HandType == LeapHandType::HAND_LEFT)
				{
					EmitKeyUpEventForKey(EKeysLeap::LeapLeftPinch, 0, 0);
				}
				else
				{
					EmitKeyUpEventForKey(EKeysLeap::LeapRightPinch, 0, 0);
				}
			}
		}

		//-Fingers-
		Leap::FingerList Fingers = Hand.fingers();

		//Count
		int FingerCount = Fingers.count();
		if ((PastHandState.FingerCount != FingerCount))
		{
			CallFunctionOnDelegates([&](UObject* EventDelegate)
			{
				ILeapEventInterface::Execute_FingerCountChanged(EventDelegate, FingerCount);
			});
		}
		if (PEventFinger == nullptr)
		{
			PEventFinger = NewObject<ULeapFinger>();
			PEventFinger->AddToRoot();
		}

		Leap::Finger Finger;

		//Cycle through each finger
		for (int j = 0; j < FingerCount; j++)
		{
			Finger = Fingers[j];
			PEventFinger->SetFinger(Finger);

			//Finger Moved
			if (Finger.isValid())
			{
				CallFunctionOnDelegates([&](UObject* EventDelegate)
				{
					ILeapEventInterface::Execute_LeapFingerMoved(EventDelegate, PEventFinger);
				});
			}
		}

		//Do these last so we can easily override debug shapes

		//Leftmost
		Finger = Fingers.leftmost();
		PEventFinger->SetFinger(Finger);
		CallFunctionOnDelegates([&](UObject* EventDelegate)
		{
			ILeapEventInterface::Execute_LeapLeftMostFingerMoved(EventDelegate, PEventFinger);
		});

		//Rightmost
		Finger = Fingers.rightmost();
		PEventFinger->SetFinger(Finger);
		CallFunctionOnDelegates([&](UObject* EventDelegate)
		{
			ILeapEventInterface::Execute_LeapRightMostFingerMoved(EventDelegate, PEventFinger);
		});

		//Frontmost
		Finger = Fingers.frontmost();
		PEventFinger->SetFinger(Finger);
		CallFunctionOnDelegates([&](UObject* EventDelegate)
		{
			ILeapEventInterface::Execute_LeapFrontMostFingerMoved(EventDelegate, PEventFinger);
		});

		//touch only for front-most finger, most common use case
		float touchDistance = Finger.touchDistance();
		if (touchDistance <= 0.f)
		{
			CallFunctionOnDelegates([&](UObject* EventDelegate)
			{
				ILeapEventInterface::Execute_LeapFrontFingerTouch(EventDelegate, PEventFinger);
			});
		}

		//Set the state data for next cycle
		PastHandState.Grabbed = Grabbed;
		PastHandState.Pinched = Pinched;
		PastHandState.FingerCount = FingerCount;

		PastState->SetStateForId(PastHandState, Hand.id());
	}

	PastState->HandCount = HandCount;

	//Gestures
	for (int i = 0; i < Frame.gestures().count(); i++)
	{
		Leap::Gesture Gesture = Frame.gestures()[i];
		Leap::Gesture::Type Type = Gesture.type();

		switch (Type)
		{
		case Leap::Gesture::TYPE_CIRCLE:
			if (PEventCircleGesture == nullptr)
			{
				PEventCircleGesture = NewObject<ULeapCircleGesture>();
				PEventCircleGesture->AddToRoot();
			}
			PEventCircleGesture->SetGesture(Leap::CircleGesture(Gesture));
			CallFunctionOnDelegates([&](UObject* EventDelegate)
			{
				ILeapEventInterface::Execute_CircleGestureDetected(EventDelegate, PEventCircleGesture);
			});
			PEventGesture = PEventCircleGesture;
			break;
		case Leap::Gesture::TYPE_KEY_TAP:
			if (PEventKeyTapGesture == nullptr)
			{
				PEventKeyTapGesture = NewObject<ULeapKeyTapGesture>();
				PEventKeyTapGesture->AddToRoot();
			}
			PEventKeyTapGesture->SetGesture(Leap::KeyTapGesture(Gesture));
			CallFunctionOnDelegates([&](UObject* EventDelegate)
			{
				ILeapEventInterface::Execute_KeyTapGestureDetected(EventDelegate, PEventKeyTapGesture);
			});
			PEventGesture = PEventKeyTapGesture;
			break;
		case Leap::Gesture::TYPE_SCREEN_TAP:
			if (PEventScreenTapGesture == nullptr)
			{
				PEventScreenTapGesture = NewObject<ULeapScreenTapGesture>();
				PEventScreenTapGesture->AddToRoot();
			}
			PEventScreenTapGesture->SetGesture(Leap::ScreenTapGesture(Gesture));
			CallFunctionOnDelegates([&](UObject* EventDelegate)
			{
				ILeapEventInterface::Execute_ScreenTapGestureDetected(EventDelegate, PEventScreenTapGesture);
			});
			PEventGesture = PEventScreenTapGesture;
			break;
		case Leap::Gesture::TYPE_SWIPE:
			if (PEventSwipeGesture == nullptr)
			{
				PEventSwipeGesture = NewObject<ULeapSwipeGesture>();
				PEventSwipeGesture->AddToRoot();
			}
			PEventSwipeGesture->SetGesture(Leap::SwipeGesture(Gesture));
			CallFunctionOnDelegates([&](UObject* EventDelegate)
			{
				ILeapEventInterface::Execute_SwipeGestureDetected(EventDelegate, PEventSwipeGesture);
			});
			PEventGesture = PEventSwipeGesture;
			break;
		default:
			break;
		}

		//emit gesture
		if (Type != Leap::Gesture::TYPE_INVALID)
		{
			CallFunctionOnDelegates([&](UObject* EventDelegate)
			{
				ILeapEventInterface::Execute_GestureDetected(EventDelegate, PEventGesture);
			});
		}
	}

	//Image
	if (ControllerData.bAllowImageEvents && ControllerData.bImageEventsEnabled)
	{
		int ImageCount = Frame.images().count();

		//We only support getting both images
		if (ImageCount >= 2)
		{
			Leap::Image Image1 = Frame.images()[0];
			if (PEventImage1 == nullptr)
			{
				PEventImage1 = NewObject<ULeapImage>();
				PEventImage1->AddToRoot();
			}
			PEventImage1->UseGammaCorrection = ControllerData.bUseGammaCorrection;
			PEventImage1->SetLeapImage(Image1);

			CallFunctionOnDelegates([&](UObject* EventDelegate)
			{
				ILeapEventInterface::Execute_RawImageReceived(EventDelegate, PEventImage1->Texture(), PEventImage1);
			});

			Leap::Image Image2 = Frame.images()[1];
			if (PEventImage2 == nullptr)
			{
				PEventImage2 = NewObject<ULeapImage>();
				PEventImage2->AddToRoot();
			}
			PEventImage2->UseGammaCorrection = ControllerData.bUseGammaCorrection;
			PEventImage2->SetLeapImage(Image2);

			CallFunctionOnDelegates([&](UObject* EventDelegate)
			{
				ILeapEventInterface::Execute_RawImageReceived(EventDelegate, PEventImage2->Texture(), PEventImage2);
			});
		}
	}
}
Пример #8
0
void oleap_bang(t_oleap *x)
{

	const Leap::Frame frame = x->leap->frame();
    const int64_t frame_id = frame.id();
    Leap::Controller controller;
    
	// ignore the same frame
	if (frame_id == x->frame_id_save) return;
	x->frame_id_save = frame_id;
	
	//outlet_anything(x->outlet, gensym("frame_start"), 0, nil);
    
    char buff[128];
    
    const Leap::HandList hands = frame.hands();
	const size_t numHands = hands.count();
    const Leap::Hand leftmost = hands.leftmost();
    const Leap::Hand rightmost = hands.rightmost();
    
    t_osc_bundle_u *bundle = osc_bundle_u_alloc();//alloc creates memory for and initializes the bundle

    controller.enableGesture(Leap::Gesture::TYPE_CIRCLE);
    controller.enableGesture(Leap::Gesture::TYPE_KEY_TAP);
    controller.enableGesture(Leap::Gesture::TYPE_SCREEN_TAP);
    controller.enableGesture(Leap::Gesture::TYPE_SWIPE);
    
    
    // Get gestures
    const Leap::GestureList gestures = frame.gestures();
    
    for (int g = 0; g < gestures.count(); ++g) {
        Leap::Gesture gesture = gestures[g];
        
        switch (gesture.type()) {
            case Leap::Gesture::TYPE_CIRCLE:
            {
                
                Leap::CircleGesture circle = gesture;
                std::string clockwiseness;
                
                sprintf(buff,"/gesture/circle/center/x");
                oleap_bundleMessage(bundle,buff,circle.center().x);
                
                sprintf(buff,"/gesture/circle/center/y");
                oleap_bundleMessage(bundle,buff,circle.center().y);
                
                sprintf(buff,"/gesture/circle/center/z");
                oleap_bundleMessage(bundle,buff,circle.center().z);
                
                sprintf(buff,"/gesture/circle/pitch");
                oleap_bundleMessage(bundle,buff,circle.center().pitch());
                
                sprintf(buff,"/gesture/circle/yaw");
                oleap_bundleMessage(bundle,buff,circle.center().yaw());
                
                sprintf(buff,"/gesture/circle/roll");
                oleap_bundleMessage(bundle,buff,circle.center().roll());
                
                sprintf(buff,"/gesture/circle/radius");
                oleap_bundleMessage(bundle,buff,circle.radius());
                
                sprintf(buff,"/gesture/circle/duration");
                oleap_bundleMessage(bundle,buff,circle.duration());
                
                
                if (circle.pointable().direction().angleTo(circle.normal()) <= Leap::PI/4) {
                    clockwiseness = "clockwise";
                    
                    sprintf(buff,"/gesture/circle/clockwiseness/");
                    oleap_bundleMessage(bundle,buff,1);
                    
                } else {
                    clockwiseness = "counterclockwise";
                    
                    sprintf(buff,"/gesture/circle/clockwiseness/");
                    oleap_bundleMessage(bundle,buff,-1);
                }
                
                
                // Calculate angle swept since last frame
                float sweptAngle = 0;
                if (circle.state() != Leap::Gesture::STATE_START) {
                    Leap::CircleGesture previousUpdate = Leap::CircleGesture(controller.frame(1).gesture(circle.id()));
                    sweptAngle = (circle.progress() - previousUpdate.progress()) * 2 * Leap::PI;
                    
                    sprintf(buff,"/gesture/circle/angle/sweep");
                    oleap_bundleMessage(bundle,buff,sweptAngle);
                }
            }
                
            case Leap::Gesture::TYPE_SWIPE:
            {
                Leap::SwipeGesture swipe = gesture;
                int swipe_id = gesture.id();
                int gesture_state = gesture.state();
                Leap::Vector swipe_direction = swipe.direction();
                float swipe_speed = swipe.speed();
                
                ////////////////////////////////Swipe data
                
                sprintf(buff,"/gesture/swipe/direction/x");
                oleap_bundleMessage(bundle,buff,swipe_direction.x);
                
                sprintf(buff,"/gesture/swipe/direction/x");
                oleap_bundleMessage(bundle,buff,swipe_direction.y);
                
                sprintf(buff,"/gesture/swipe/direction/x");
                oleap_bundleMessage(bundle,buff,swipe_direction.z);
                
                sprintf(buff,"/gesture/swipe/position/x");
                oleap_bundleMessage(bundle,buff,swipe.position().x);
                
                sprintf(buff,"/gesture/swipe/position/y");
                oleap_bundleMessage(bundle,buff,swipe.position().y);
                
                sprintf(buff,"/gesture/swipe/position/z");
                oleap_bundleMessage(bundle,buff,swipe.position().z);
                
                sprintf(buff,"/gesture/swipe/pitch");
                oleap_bundleMessage(bundle,buff,swipe.position().pitch());
                
                sprintf(buff,"/gesture/swipe/yaw");
                oleap_bundleMessage(bundle,buff,swipe.position().yaw());
                
                sprintf(buff,"/gesture/swipe/roll");
                oleap_bundleMessage(bundle,buff,swipe.position().roll());
                
                sprintf(buff,"/gesture/swipe/position/start/x");
                oleap_bundleMessage(bundle,buff,swipe.startPosition().x);
                
                sprintf(buff,"/gesture/swipe/position/start/y");
                oleap_bundleMessage(bundle,buff,swipe.startPosition().y);
                
                sprintf(buff,"/gesture/swipe/position/start/z");
                oleap_bundleMessage(bundle,buff,swipe.startPosition().z);
                
                sprintf(buff,"/gesture/swipe/speed");
                oleap_bundleMessage(bundle,buff,swipe_speed);
                
                sprintf(buff,"/gesture/swipe/duration");
                oleap_bundleMessage(bundle,buff,swipe.duration());
            
                
            }
                
            case Leap::Gesture::TYPE_KEY_TAP:
            {
                Leap::KeyTapGesture tap = gesture;
                int tap_id = gesture.id();
                int tap_state = gesture.state();
                Leap::Vector tap_position = tap.position();
                Leap::Vector tap_direction = tap.direction();
                
                ////////////////////////////////Key tap data
                
                sprintf(buff,"/gesture/tap/down/position/x");
                oleap_bundleMessage(bundle,buff,tap_position.x);
                
                sprintf(buff,"/gesture/tap/down/position/y");
                oleap_bundleMessage(bundle,buff,tap_position.y);
                
                sprintf(buff,"/gesture/tap/down/position/z");
                oleap_bundleMessage(bundle,buff,tap_position.z);
                
                sprintf(buff,"/gesture/tap/down/direction/x");
                oleap_bundleMessage(bundle,buff,tap_direction.x);
                
                sprintf(buff,"/gesture/tap/down/direction/y");
                oleap_bundleMessage(bundle,buff,tap_direction.y);
                
                sprintf(buff,"/gesture/tap/down/direction/z");
                oleap_bundleMessage(bundle,buff,tap_direction.z);
                
                sprintf(buff,"/gesture/tap/down/duration");
                oleap_bundleMessage(bundle,buff,tap.duration());
          
            }
                
            case Leap::Gesture::TYPE_SCREEN_TAP:
            {
                Leap::ScreenTapGesture screentap = gesture;
                int screen_tap_id = gesture.id();
                int screen_tap_state = gesture.state();
                Leap::Vector screentap_position = screentap.position();
                Leap::Vector screentap_direction = screentap.direction();
                
                ////////////////////////////////Screen tap data
                
                sprintf(buff,"/gesture/tap/forward/position/x");
                oleap_bundleMessage(bundle,buff,screentap_position.x);
                
                sprintf(buff,"/gesture/tap/forward/position/y");
                oleap_bundleMessage(bundle,buff,screentap_position.y);
                
                sprintf(buff,"/gesture/tap/forward/position/z");
                oleap_bundleMessage(bundle,buff,screentap_position.z);
                
                sprintf(buff,"/gesture/tap/forward/direction/x");
                oleap_bundleMessage(bundle,buff,screentap_direction.x);
                
                sprintf(buff,"/gesture/tap/forward/direction/y");
                oleap_bundleMessage(bundle,buff,screentap_direction.y);
                
                sprintf(buff,"/gesture/tap/forward/direction/z");
                oleap_bundleMessage(bundle,buff,screentap_direction.z);
                
                sprintf(buff,"/gesture/tap/forward/duration");
                oleap_bundleMessage(bundle,buff,screentap.duration());

              
            }
            default:
                
                break;
        }
    }
    
    

    sprintf(buff,"/timeStamp");
    oleap_bundleMessage(bundle,buff,frame.timestamp());
    
    sprintf(buff,"/Hands");
    oleap_bundleMessage(bundle,buff,numHands);
    
    sprintf(buff,"/hand/leftmost/id");
    oleap_bundleMessage(bundle,buff,leftmost.id());
    
    sprintf(buff,"/hand/leftmost/palm/positiony/x");
    oleap_bundleMessage(bundle,buff,leftmost.palmPosition().x);
    
    sprintf(buff,"/hand/leftmost/palm/positiony/y");
    oleap_bundleMessage(bundle,buff,leftmost.palmPosition().y);
    
    sprintf(buff,"/hand/leftmost/palm/positiony/z");
    oleap_bundleMessage(bundle,buff,leftmost.palmPosition().z);

    sprintf(buff,"/hand/leftmost/direction/x");
    oleap_bundleMessage(bundle,buff,leftmost.direction().x);
    
    sprintf(buff,"/hand/leftmost/direction/y");
    oleap_bundleMessage(bundle,buff,leftmost.direction().y);
    
    sprintf(buff,"/hand/leftmost/direction/z");
    oleap_bundleMessage(bundle,buff,leftmost.direction().z);
    
    sprintf(buff,"/hand/leftmost/pitch");
    oleap_bundleMessage(bundle,buff,leftmost.palmPosition().pitch());
    
    sprintf(buff,"/hand/leftmost/yaw");
    oleap_bundleMessage(bundle,buff,leftmost.palmPosition().yaw());
    
    sprintf(buff,"/hand/leftmost/roll");
    oleap_bundleMessage(bundle,buff,leftmost.palmPosition().roll());
    
    sprintf(buff,"/hand/leftmost/palm/velocity/x");
    oleap_bundleMessage(bundle,buff,leftmost.palmVelocity().x);
    
    sprintf(buff,"/hand/leftmost/palm/velocity/y");
    oleap_bundleMessage(bundle,buff,leftmost.palmVelocity().y);
    
    sprintf(buff,"/hand/leftmost/palm/velocity/z");
    oleap_bundleMessage(bundle,buff,leftmost.palmVelocity().z);
    
    sprintf(buff,"/hand/leftmost/palm/sphere/center/x");
    oleap_bundleMessage(bundle,buff,leftmost.sphereCenter().x);
    
    sprintf(buff,"/hand/leftmost/palm/sphere/center/y");
    oleap_bundleMessage(bundle,buff,leftmost.sphereCenter().y);
    
    sprintf(buff,"/hand/leftmost/palm/sphere/center/z");
    oleap_bundleMessage(bundle,buff,leftmost.sphereCenter().z);

    sprintf(buff,"/hand/leftmost/palm/sphere/radius");
    oleap_bundleMessage(bundle,buff,leftmost.sphereRadius());
    
    sprintf(buff,"/hand/leftmost/palm/normal/x");
    oleap_bundleMessage(bundle,buff,leftmost.palmNormal().x);
    
    sprintf(buff,"/hand/leftmost/palm/normal/y");
    oleap_bundleMessage(bundle,buff,leftmost.palmNormal().y);
    
    sprintf(buff,"/hand/leftmost/palm/normal/z");
    oleap_bundleMessage(bundle,buff,leftmost.palmNormal().z);
    
    sprintf(buff,"/hand/leftmost/distance/from/rightmost");
    oleap_bundleMessage(bundle,buff,leftmost.palmPosition().angleTo(rightmost.palmPosition()));
    
    const Leap::FingerList &fingers = leftmost.fingers();
    const size_t numFingers = fingers.count();
    
    for(size_t j = 0; j < numFingers; j++)
    {
        const Leap::Finger &finger = fingers[j];
        const int32_t finger_id = finger.id();
        //const Leap::Ray& tip = finger.tip();
        const Leap::Vector direction = finger.direction();
        const Leap::Vector position = finger.tipPosition();
        const Leap::Vector velocity = finger.tipVelocity();
        const double width = finger.width();
        const double length = finger.length();
        const bool isTool = finger.isTool();
        
        sprintf(buff,"/hand/leftmost/finger/%d/hand_id",j+1);
        oleap_bundleMessage(bundle,buff,leftmost.id());
        
        sprintf(buff,"/hand/leftmost/finger/%d/finger_id",j+1);
        oleap_bundleMessage(bundle,buff,finger.id());
        
        sprintf(buff,"/hand/leftmost/finger/%d/position/x",j+1);
        oleap_bundleMessage(bundle,buff,position.x);
        
        sprintf(buff,"/hand/leftmost/finger/%d/position/y",j+1);
        oleap_bundleMessage(bundle,buff,position.y);
        
        sprintf(buff,"/hand/leftmost/finger/%d/position/z",j+1);
        oleap_bundleMessage(bundle,buff,position.z);
        
        sprintf(buff,"/hand/leftmost/finger/%d/direction/x",j+1);
        oleap_bundleMessage(bundle,buff,direction.x);
        
        sprintf(buff,"/hand/leftmost/finger/%d/direction/y",j+1);
        oleap_bundleMessage(bundle,buff,direction.y);
        
        sprintf(buff,"/hand/leftmost/finger/%d/direction/z",j+1);
        oleap_bundleMessage(bundle,buff,direction.z);
        
        sprintf(buff,"/hand/leftmost/finger/%d/velocity/x",j+1);
        oleap_bundleMessage(bundle,buff,velocity.x);
        
        sprintf(buff,"/hand/leftmost/finger/%d/velocity/y",j+1);
        oleap_bundleMessage(bundle,buff,velocity.y);
        
        sprintf(buff,"/hand/leftmost/finger/%d/velocity/z",j+1);
        oleap_bundleMessage(bundle,buff,velocity.z);
    
        sprintf(buff,"/hand/leftmost/finger/%d/direction/normalized/x",j+1);
        oleap_bundleMessage(bundle,buff,direction.normalized().x);
        
        sprintf(buff,"/hand/leftmost/finger/%d/direction/normalized/y",j+1);
        oleap_bundleMessage(bundle,buff,direction.normalized().y);
        
        sprintf(buff,"/hand/leftmost/finger/%d/direction/normalized/z",j+1);
        oleap_bundleMessage(bundle,buff,direction.normalized().z);
        
        sprintf(buff,"/hand/leftmost/finger/%d/pitch/normalized/",j+1);
        oleap_bundleMessage(bundle,buff,direction.normalized().pitch());
        
        sprintf(buff,"/hand/leftmost/finger/%d/yaw/normalized/",j+1);
        oleap_bundleMessage(bundle,buff,direction.normalized().yaw());
        
        sprintf(buff,"/hand/leftmost/finger/%d/roll/normalized/",j+1);
        oleap_bundleMessage(bundle,buff,direction.normalized().roll());
        
        sprintf(buff,"/hand/leftmost/finger/%d/width",j+1);
        oleap_bundleMessage(bundle,buff,width);
        
        sprintf(buff,"/hand/leftmost/finger/%d/length",j+1);
        oleap_bundleMessage(bundle,buff,length);
        
        sprintf(buff,"/hand/leftmost/isTool",j+1);
        oleap_bundleMessage(bundle,buff,isTool);
        
        for(size_t i = j+1; i < numFingers; i++)
        {
            sprintf(buff,"/hand/leftmost/finger/%d/distance/to/finger/%d",j+1,i+1);
            oleap_bundleMessage(bundle,buff,fingers[j].direction().distanceTo(fingers[i].direction()));
            
            sprintf(buff,"/hand/leftmost/finger/%d/angle/to/finger/%d",j+1,i+1);
            oleap_bundleMessage(bundle,buff,fingers[j].direction().angleTo((fingers[i].direction())));
            
        }
        
    }
    
    sprintf(buff,"/hand/rightmost/id");
    oleap_bundleMessage(bundle,buff,rightmost.id());
    
    sprintf(buff,"/hand/rightmost/palm/positiony/x");
    oleap_bundleMessage(bundle,buff,rightmost.palmPosition().x);
    
    sprintf(buff,"/hand/rightmost/palm/positiony/y");
    oleap_bundleMessage(bundle,buff,rightmost.palmPosition().y);
    
    sprintf(buff,"/hand/rightmost/palm/positiony/z");
    oleap_bundleMessage(bundle,buff,rightmost.palmPosition().z);
    
    sprintf(buff,"/hand/rightmost/direction/x");
    oleap_bundleMessage(bundle,buff,rightmost.direction().x);
    
    sprintf(buff,"/hand/rightmost/direction/y");
    oleap_bundleMessage(bundle,buff,rightmost.direction().y);
    
    sprintf(buff,"/hand/rightmost/direction/z");
    oleap_bundleMessage(bundle,buff,rightmost.direction().z);
    
    sprintf(buff,"/hand/rightmost/pitch");
    oleap_bundleMessage(bundle,buff,rightmost.palmPosition().pitch());
    
    sprintf(buff,"/hand/rightmost/yaw");
    oleap_bundleMessage(bundle,buff,rightmost.palmPosition().yaw());
    
    sprintf(buff,"/hand/rightmost/roll");
    oleap_bundleMessage(bundle,buff,rightmost.palmPosition().roll());
    
    sprintf(buff,"/hand/rightmost/palm/velocity/x");
    oleap_bundleMessage(bundle,buff,rightmost.palmVelocity().x);
    
    sprintf(buff,"/hand/rightmost/palm/velocity/y");
    oleap_bundleMessage(bundle,buff,rightmost.palmVelocity().y);
    
    sprintf(buff,"/hand/rightmost/palm/velocity/z");
    oleap_bundleMessage(bundle,buff,rightmost.palmVelocity().z);
    
    sprintf(buff,"/hand/rightmost/palm/sphere/center/x");
    oleap_bundleMessage(bundle,buff,rightmost.sphereCenter().x);
    
    sprintf(buff,"/hand/rightmost/palm/sphere/center/y");
    oleap_bundleMessage(bundle,buff,rightmost.sphereCenter().y);
    
    sprintf(buff,"/hand/rightmost/palm/sphere/center/z");
    oleap_bundleMessage(bundle,buff,rightmost.sphereCenter().z);
    
    sprintf(buff,"/hand/rightmost/palm/sphere/radius");
    oleap_bundleMessage(bundle,buff,rightmost.sphereRadius());
    
    sprintf(buff,"/hand/rightmost/palm/normal/x");
    oleap_bundleMessage(bundle,buff,rightmost.palmNormal().x);
    
    sprintf(buff,"/hand/rightmost/palm/normal/y");
    oleap_bundleMessage(bundle,buff,rightmost.palmNormal().y);
    
    sprintf(buff,"/hand/rightmost/palm/normal/z");
    oleap_bundleMessage(bundle,buff,rightmost.palmNormal().z);
    
    sprintf(buff,"/hand/rightmost/distance/from/leftmost");
    oleap_bundleMessage(bundle,buff,rightmost.palmPosition().angleTo(leftmost.palmPosition()));
    
    const Leap::FingerList &rightMostfingers = rightmost.fingers();
    const size_t rightMostnNumFingers = fingers.count();
    
    for(size_t j = 0; j < rightMostnNumFingers; j++)
    {
        const Leap::Finger &finger = rightMostfingers[j];
        const int32_t finger_id = finger.id();
        //const Leap::Ray& tip = finger.tip();
        const Leap::Vector direction = finger.direction();
        const Leap::Vector position = finger.tipPosition();
        const Leap::Vector velocity = finger.tipVelocity();
        const double width = finger.width();
        const double length = finger.length();
        const bool isTool = finger.isTool();
        
        sprintf(buff,"/hand/rightmost/finger/%d/hand_id",j+1);
        oleap_bundleMessage(bundle,buff,rightmost.id());
        
        sprintf(buff,"/hand/rightmost/finger/%d/finger_id",j+1);
        oleap_bundleMessage(bundle,buff,finger.id());
        
        sprintf(buff,"/hand/rightmost/finger/%d/position/x",j+1);
        oleap_bundleMessage(bundle,buff,position.x);
        
        sprintf(buff,"/hand/rightmost/finger/%d/position/y",j+1);
        oleap_bundleMessage(bundle,buff,position.y);
        
        sprintf(buff,"/hand/rightmost/finger/%d/position/z",j+1);
        oleap_bundleMessage(bundle,buff,position.z);
        
        sprintf(buff,"/hand/rightmost/finger/%d/direction/x",j+1);
        oleap_bundleMessage(bundle,buff,direction.x);
        
        sprintf(buff,"/hand/rightmost/finger/%d/direction/y",j+1);
        oleap_bundleMessage(bundle,buff,direction.y);
        
        sprintf(buff,"/hand/rightmost/finger/%d/direction/z",j+1);
        oleap_bundleMessage(bundle,buff,direction.z);
        
        sprintf(buff,"/hand/rightmost/finger/%d/velocity/x",j+1);
        oleap_bundleMessage(bundle,buff,velocity.x);
        
        sprintf(buff,"/hand/rightmost/finger/%d/velocity/y",j+1);
        oleap_bundleMessage(bundle,buff,velocity.y);
        
        sprintf(buff,"/hand/rightmost/finger/%d/velocity/z",j+1);
        oleap_bundleMessage(bundle,buff,velocity.z);
        
        sprintf(buff,"/hand/rightmost/finger/%d/direction/normalized/x",j+1);
        oleap_bundleMessage(bundle,buff,direction.normalized().x);
        
        sprintf(buff,"/hand/rightmost/finger/%d/direction/normalized/y",j+1);
        oleap_bundleMessage(bundle,buff,direction.normalized().y);
        
        sprintf(buff,"/hand/rightmost/finger/%d/direction/normalized/z",j+1);
        oleap_bundleMessage(bundle,buff,direction.normalized().z);
        
        sprintf(buff,"/hand/rightmost/finger/%d/pitch/normalized/",j+1);
        oleap_bundleMessage(bundle,buff,direction.normalized().pitch());
        
        sprintf(buff,"/hand/rightmost/finger/%d/yaw/normalized/",j+1);
        oleap_bundleMessage(bundle,buff,direction.normalized().yaw());
        
        sprintf(buff,"/hand/rightmost/finger/%d/roll/normalized/",j+1);
        oleap_bundleMessage(bundle,buff,direction.normalized().roll());
        
        sprintf(buff,"/hand/rightmost/finger/%d/width",j+1);
        oleap_bundleMessage(bundle,buff,width);
        
        sprintf(buff,"/hand/rightmost/finger/%d/length",j+1);
        oleap_bundleMessage(bundle,buff,length);
        
        sprintf(buff,"/hand/rightmost/isTool",j+1);
        oleap_bundleMessage(bundle,buff,isTool);
        
        for(size_t i = j+1; i < numFingers; i++)
        {
            sprintf(buff,"/hand/rightmost/finger/%d/distance/to/finger/%d",j+1,i+1);
            oleap_bundleMessage(bundle,buff,fingers[j].direction().distanceTo(fingers[i].direction()));
            
            sprintf(buff,"/hand/rightmost/finger/%d/angle/to/finger/%d",j+1,i+1);
            oleap_bundleMessage(bundle,buff,fingers[j].direction().angleTo((fingers[i].direction())));
            
        }
        
    }
    
    
    //////////////////////////
    for(size_t i = 0; i < numHands; i++)
	{
		// Hand
        
        
		const Leap::Hand &hand = hands[i];
		const int32_t hand_id = hand.id();
                
		const Leap::FingerList &fingers = hand.fingers();
		const size_t numFingers = fingers.count();
        
        float pitch = hand.direction().pitch();
        float yaw = hand.direction().yaw();
        float roll = hand.palmNormal().roll();
        
        //Leap::Hand leftmost = ;
        
        

        //t_osc_bundle_u *bundle, string address, float datum

        sprintf(buff,"/hand/%d/id",i+1);
        oleap_bundleMessage(bundle,buff,hand_id);
        
        sprintf(buff,"/hand/%d/fingers",i+1);
        oleap_bundleMessage(bundle,buff,numFingers);
        
        sprintf(buff,"/hand/%d/pitch",i+1);
        oleap_bundleMessage(bundle,buff,pitch);
        
        sprintf(buff,"/hand/%d/yaw",i+1);
        oleap_bundleMessage(bundle,buff,yaw);
        
        sprintf(buff,"/hand/%d/roll",i+1);
        oleap_bundleMessage(bundle,buff,roll);
        

        
		for(size_t j = 0; j < numFingers; j++)
		{
			// Finger
			const Leap::Finger &finger = fingers[j];
			const int32_t finger_id = finger.id();
			//const Leap::Ray& tip = finger.tip();
			const Leap::Vector direction = finger.direction();
			const Leap::Vector position = finger.tipPosition();
			const Leap::Vector velocity = finger.tipVelocity();
			const double width = finger.width();
			const double length = finger.length();
			const bool isTool = finger.isTool();
            
            
            /*
            string names [14]= {“xpos”,”ypos”,”zpos”,”xdir”,”ydir”,”zdir”,”xvel”,”yvel”,”zvel,finger_length”,”istool_mes”};
            
            for(LOOP OVER FINGERS “J”)
            {
                t_osc_message_u *handdata[14];
                for(int i=0;i<14;i++)
                {
                    handdata[i]=osc_message_u_alloc();
                    osc_message_u_setAddress(handdata[i], “/”+j.toString()+ ”/” +names[i]);
                }	
                
            }
            */
            
            sprintf(buff,"/hand/%d/finger/%d/hand_id",i+1,j+1);
            oleap_bundleMessage(bundle,buff,hand_id);
            
            sprintf(buff,"/hand/%d/finger/%d/finger_id",i+1,j+1);
            oleap_bundleMessage(bundle,buff,finger_id);

            sprintf(buff,"/hand/%d/finger/%d/position/x",i+1,j+1);
            oleap_bundleMessage(bundle,buff,position.x);
            
            sprintf(buff,"/hand/%d/finger/%d/position/y",i+1,j+1);
            oleap_bundleMessage(bundle,buff,position.y);
            
            sprintf(buff,"/hand/%d/finger/%d/position/z",i+1,j+1);
            oleap_bundleMessage(bundle,buff,position.z);

            sprintf(buff,"/hand/%d/finger/%d/direction/x",i+1,j+1);
            oleap_bundleMessage(bundle,buff,direction.x);
            
            sprintf(buff,"/hand/%d/finger/%d/direction/y",i+1,j+1);
            oleap_bundleMessage(bundle,buff,direction.y);

            sprintf(buff,"/hand/%d/finger/%d/direction/z",i+1,j+1);
            oleap_bundleMessage(bundle,buff,direction.z);

            sprintf(buff,"/hand/%d/finger/%d/velocity/x",i+1,j+1);
            oleap_bundleMessage(bundle,buff,velocity.x);

            sprintf(buff,"/hand/%d/finger/%d/velocity/y",i+1,j+1);
            oleap_bundleMessage(bundle,buff,velocity.y);

            sprintf(buff,"/hand/%d/finger/%d/velocity/z",i+1,j+1);
            oleap_bundleMessage(bundle,buff,velocity.z);

            sprintf(buff,"/hand/%d/finger/%d/width",i+1,j+1);
            oleap_bundleMessage(bundle,buff,width);

            sprintf(buff,"/hand/%d/finger/%d/length",i+1,j+1);
            oleap_bundleMessage(bundle,buff,length);

            sprintf(buff,"/hand/%d/tool",i+1,j+1);
            oleap_bundleMessage(bundle,buff,isTool);

		}
        
        
        const Leap::Vector position = hand.palmPosition();
        const Leap::Vector direction = hand.direction();
        const Leap::Vector velocity = hand.palmVelocity();
        const Leap::Vector normal = hand.palmNormal();
        const Leap::Vector sphereCenter = hand.sphereCenter();
        const double sphereRadius = hand.sphereRadius();
        
        
        ///////////////////////////Palm Data!!!
        
        
        sprintf(buff,"/hand/%d/palm/hand_id",i+1);
        oleap_bundleMessage(bundle,buff,hand_id);
        
        sprintf(buff,"/hand/%d/palm/frame_id",i+1);
        oleap_bundleMessage(bundle,buff,frame_id);
        
        sprintf(buff,"/hand/%d/palm/position/x",i+1);
        oleap_bundleMessage(bundle,buff,position.x);
        
        sprintf(buff,"/hand/%d/palm/position/y",i+1);
        oleap_bundleMessage(bundle,buff,position.y);
        
        sprintf(buff,"/hand/%d/palm/position/z",i+1);
        oleap_bundleMessage(bundle,buff,position.z);
        
        sprintf(buff,"/hand/%d/palm/direction/x",i+1);
        oleap_bundleMessage(bundle,buff,direction.x);
        
        sprintf(buff,"/hand/%d/palm/direction/y",i+1);
        oleap_bundleMessage(bundle,buff,direction.y);
        
        sprintf(buff,"/hand/%d/palm/direction/z",i+1);
        oleap_bundleMessage(bundle,buff,direction.z);
        
        sprintf(buff,"/hand/%d/palm/velocity/x",i+1);
        oleap_bundleMessage(bundle,buff,velocity.x);
        
        sprintf(buff,"/hand/%d/palm/velocity/x",i+1);
        oleap_bundleMessage(bundle,buff,velocity.y);
        
        sprintf(buff,"/hand/%d/palm/velocity/z",i+1);
        oleap_bundleMessage(bundle,buff,velocity.z);
        
        sprintf(buff,"/hand/%d/palm/normal/x",i+1);
        oleap_bundleMessage(bundle,buff,normal.x);
        
        sprintf(buff,"/hand/%d/palm/normal/y",i+1);
        oleap_bundleMessage(bundle,buff,normal.y);
        
        sprintf(buff,"/hand/%d/palm/normal/z",i+1);
        oleap_bundleMessage(bundle,buff,normal.z);
        
        
        sprintf(buff,"/hand/%d/sphere/id",i);
        oleap_bundleMessage(bundle,buff,hand_id);
        
        sprintf(buff,"/hand/%d/sphere/frame_id",i);
        oleap_bundleMessage(bundle,buff,frame_id);
        
        sprintf(buff,"/hand/%d/sphere/center/x",i+1);
        oleap_bundleMessage(bundle,buff,sphereCenter.x);
        
        sprintf(buff,"/hand/%d/sphere/center/y",i+1);
        oleap_bundleMessage(bundle,buff,sphereCenter.y);
        
        sprintf(buff,"/hand/%d/sphere/center/z",i+1);
        oleap_bundleMessage(bundle,buff,sphereCenter.z);
        
        sprintf(buff,"/hand/%d/sphere/radius",i+1);
        oleap_bundleMessage(bundle,buff,sphereRadius);
    
        
        
        const Leap::PointableList pointables = frame.pointables();
        const int count = pointables.count();

        for(size_t j = 0; j < count; j++){

            sprintf(buff,"/hand/%d/pointable/%d/id",i+1,j+1);
            oleap_bundleMessage(bundle,buff,pointables.operator[](j).id());
            
            sprintf(buff,"/hand/%d/pointable/%d/length",i+1,j+1);
            oleap_bundleMessage(bundle,buff,pointables.operator[](j).length());
            
            sprintf(buff,"/hand/%d/pointable/%d/width",i+1,j+1);
            oleap_bundleMessage(bundle,buff,pointables.operator[](j).width());
        
            sprintf(buff,"/hand/%d/pointable/%d/direction/x",i+1,j+1);
            oleap_bundleMessage(bundle,buff,pointables.operator[](j).direction().x);
        
            sprintf(buff,"/hand/%d/pointable/%d/direction/y",i+1,j+1);
            oleap_bundleMessage(bundle,buff,pointables.operator[](j).direction().y);
        
            sprintf(buff,"/hand/%d/pointable/%d/direction/z",i+1,j+1);
            oleap_bundleMessage(bundle,buff,pointables.operator[](j).direction().z);
        
            sprintf(buff,"/hand/%d/pointable/%d/isFinger",i+1,j+1);
            oleap_bundleMessage(bundle,buff,pointables.operator[](j).isFinger());
            
            sprintf(buff,"/hand/%d/pointable/%d/isTool",i+1,j+1);
            oleap_bundleMessage(bundle,buff,pointables.operator[](j).isTool());
        
            sprintf(buff,"/hand/%d/pointable/%d/position/tip/x",i+1,j+1);
            oleap_bundleMessage(bundle,buff,pointables.operator[](j).tipPosition().x);
            
            sprintf(buff,"/hand/%d/pointable/%d/position/tip/y",i+1,j+1);
            oleap_bundleMessage(bundle,buff,pointables.operator[](j).tipPosition().y);
        
            sprintf(buff,"/hand/%d/pointable/%d/position/tip/z",i+1,j+1);
            oleap_bundleMessage(bundle,buff,pointables.operator[](j).tipPosition().z);
            
            sprintf(buff,"/hand/%d/pointable/%d/velocity/tip/x",i+1,j+1);
            oleap_bundleMessage(bundle,buff,pointables.operator[](j).tipVelocity().x);
            
            sprintf(buff,"/hand/%d/pointable/%d/velocity/tip/y",i+1,j+1);
            oleap_bundleMessage(bundle,buff,pointables.operator[](j).tipVelocity().y);
            
            sprintf(buff,"/hand/%d/pointable/%d/velocity/tip/z",i+1,j+1);
            oleap_bundleMessage(bundle,buff,pointables.operator[](j).tipVelocity().z);
     
            sprintf(buff,"/hand/%d/pointable/%d/position/stabilized/x",i+1,j+1);
            oleap_bundleMessage(bundle,buff,pointables.operator[](j).stabilizedTipPosition().x);
            
            sprintf(buff,"/hand/%d/pointable/%d/position/stabilized/y",i+1,j+1);
            oleap_bundleMessage(bundle,buff,pointables.operator[](j).stabilizedTipPosition().y);
            
            sprintf(buff,"/hand/%d/pointable/%d/position/stabilized/z",i+1,j+1);
            oleap_bundleMessage(bundle,buff,pointables.operator[](j).stabilizedTipPosition().z);
            
            sprintf(buff,"/hand/%d/pointable/%d/touchZone/distance",i+1,j+1);
            oleap_bundleMessage(bundle,buff,pointables.operator[](j).touchDistance());
            
            sprintf(buff,"/hand/%d/pointable/%d/touchZone",i+1,j+1);
            oleap_bundleMessage(bundle,buff,pointables.operator[](j).touchZone());
            
            sprintf(buff,"/hand/%d/pointable/%d/touchZone/touching",i+1,j+1);
            oleap_bundleMessage(bundle,buff,pointables.operator[](j).ZONE_TOUCHING);
            
            sprintf(buff,"/hand/%d/pointable/%d/touchZone/hovering",i+1,j+1);
            oleap_bundleMessage(bundle,buff,pointables.operator[](j).ZONE_HOVERING);
            
        }
        
        const Leap::InteractionBox box = frame.interactionBox();
        const Leap::Vector center = box.center();
        const Leap::Vector normalizedPosition = box.normalizePoint(position);
    
        sprintf(buff,"/hand/%d/interactionBox/depth",i+1);
        oleap_bundleMessage(bundle,buff,box.depth());
        
        sprintf(buff,"/hand/%d/interactionBox/center/x",i+1);
        oleap_bundleMessage(bundle,buff,center.x);
        
        sprintf(buff,"/hand/%d/interactionBox/center/y",i+1);
        oleap_bundleMessage(bundle,buff,center.y);
        
        sprintf(buff,"/hand/%d/interactionBox/center/z",i+1);
        oleap_bundleMessage(bundle,buff,center.z);
        
        sprintf(buff,"/hand/%d/interactionBox/position/normalized/x",i+1);
        oleap_bundleMessage(bundle,buff,normalizedPosition.x);
        
        sprintf(buff,"/hand/%d/interactionBox/position/normalized/y",i+1);
        oleap_bundleMessage(bundle,buff,normalizedPosition.y);
        
        sprintf(buff,"/hand/%d/interactionBox/position/normalized/z",i+1);
        oleap_bundleMessage(bundle,buff,normalizedPosition.z);
        
        sprintf(buff,"/hand/%d/interactionBox/width",i+1);
        oleap_bundleMessage(bundle,buff,box.width());
        
        sprintf(buff,"/hand/%d/interactionBox/height",i+1);
        oleap_bundleMessage(bundle,buff,box.height());
        
    }

    
    long bytes = 0;//length of byte array
    char* pointer = NULL;
    
    osc_bundle_u_serialize(bundle, &bytes, &pointer);//& is address of the variable
    //post("%ld %p", bytes,pointer);
    
    t_atom out[2];
    atom_setlong(out, bytes);
    atom_setlong(out+1, (long)pointer);
    outlet_anything(x->outlet, gensym("FullPacket"), 2, out);
    
    osc_bundle_u_free(bundle);//get rid of stuff in osc message
    osc_mem_free(pointer);//marks pointer address as being free (clear if you want to keep using same)
    

}
Пример #9
0
void LeapManager::nextFrame(Avatar& avatar) {
    // Apply the frame data directly to the avatar.
    Hand& hand = avatar.getHand();
    
    // If we actually get valid Leap data, this will be set to true;
    bool gotRealData = false;

    if (controllersExist()) {
        _listener->onFrame(*_controller);
    }

#ifndef LEAP_STUBS
    if (controllersExist()) {
        gotRealData = true;
        // First, see which palms and fingers are still valid.
        Leap::Frame& frame = _listener->lastFrame;
        
        // Note that this is O(n^2) at worst, but n is very small.

        // After this many frames of no data, assume the digit is lost.
        const int assumeLostAfterFrameCount = 10;

        // Increment our frame data counters
        for (size_t i = 0; i < hand.getNumPalms(); ++i) {
            PalmData& palm = hand.getPalms()[i];
            palm.incrementFramesWithoutData();
            if (palm.getFramesWithoutData() > assumeLostAfterFrameCount) {
                palm.setActive(false);
            }
            for (size_t f = 0; f < palm.getNumFingers(); ++f) {
                FingerData& finger = palm.getFingers()[f];
                finger.incrementFramesWithoutData();
                if (finger.getFramesWithoutData() > assumeLostAfterFrameCount) {
                    finger.setActive(false);
                }
            }
        }

        size_t numLeapHands = frame.hands().count();
        std::vector<PalmData*> palmAssignment(numLeapHands);
        
        // Look for matches
        for (size_t index = 0; index < numLeapHands; ++index) {
            PalmData* takeoverCandidate = NULL;
            palmAssignment[index] = NULL;
            Leap::Hand leapHand = frame.hands()[index];
            int id = leapHand.id();
            if (leapHand.isValid()) {
                for (size_t i = 0; i < hand.getNumPalms() && palmAssignment[index] == NULL; ++i) {
                    PalmData& palm = hand.getPalms()[i];
                    if (palm.getLeapID() == id) {
                        // Found hand with the same ID. We're set!
                        palmAssignment[index] = &palm;
                        palm.resetFramesWithoutData();
                    }
                    else if (palm.getFramesWithoutData() > assumeLostAfterFrameCount) {
                        takeoverCandidate = &palm;
                    }
                }
                if (palmAssignment[index] == NULL) {
                    palmAssignment[index] = takeoverCandidate;
                }
                if (palmAssignment[index] == NULL) {
                    palmAssignment[index] = &hand.addNewPalm();
                }
            }
        }
        
        // Apply the assignments
        for (size_t index = 0; index < numLeapHands; ++index) {
            if (palmAssignment[index]) {
                Leap::Hand leapHand = frame.hands()[index];
                PalmData& palm = *(palmAssignment[index]);

                palm.resetFramesWithoutData();
                palm.setLeapID(leapHand.id());
                palm.setActive(true);
                const Leap::Vector pos = leapHand.palmPosition();
                const Leap::Vector normal = leapHand.palmNormal();
                palm.setRawPosition(glm::vec3(pos.x, pos.y, pos.z));
                palm.setRawNormal(glm::vec3(normal.x, normal.y, normal.z));
            }
        }

        // Look for fingers per palm
        for (size_t i = 0; i < hand.getNumPalms(); ++i) {
            PalmData& palm = hand.getPalms()[i];
            if (palm.isActive()) {
                Leap::Hand leapHand = frame.hand(palm.getLeapID());
                if (leapHand.isValid()) {
                    int numLeapFingers = leapHand.fingers().count();
                    std::vector<FingerData*> fingerAssignment(numLeapFingers);

                    
                    // Look for matches
                    for (size_t index = 0; index < numLeapFingers; ++index) {
                        FingerData* takeoverCandidate = NULL;
                        fingerAssignment[index] = NULL;
                        Leap::Finger leapFinger = leapHand.fingers()[index];
                        int id = leapFinger.id();
                        if (leapFinger.isValid()) {
                            for (size_t f = 0; f < palm.getNumFingers() && fingerAssignment[index] == NULL; ++f) {
                                FingerData& finger = palm.getFingers()[f];
                                if (finger.getLeapID() == id) {
                                    // Found hand with the same ID. We're set!
                                    fingerAssignment[index] = &finger;
                                }
                                else if (finger.getFramesWithoutData() > assumeLostAfterFrameCount) {
                                    takeoverCandidate = &finger;
                                }
                            }
                            // If we didn't find a match, but we found an unused finger, us it.
                            if (fingerAssignment[index] == NULL) {
                                fingerAssignment[index] = takeoverCandidate;
                            }
                        }
                    }

                    // Apply the assignments
                    for (size_t index = 0; index < numLeapFingers; ++index) {
                        if (fingerAssignment[index]) {
                            Leap::Finger leapFinger = leapHand.fingers()[index];
                            FingerData& finger = *(fingerAssignment[index]);
                            
                            finger.resetFramesWithoutData();
                            finger.setLeapID(leapFinger.id());
                            finger.setActive(true);
#ifdef USE_STABILIZED_DATA
                            const Leap::Vector tip = leapFinger.stabilizedTipPosition();
#else
                            const Leap::Vector tip = leapFinger.tipPosition();
#endif
                            const Leap::Vector root = tip - leapFinger.direction() * leapFinger.length();
                            finger.setRawTipPosition(glm::vec3(tip.x, tip.y, tip.z));
                            finger.setRawRootPosition(glm::vec3(root.x, root.y, root.z));
                        }
                    }
                }
            }
        }
    }
#endif
    if (!gotRealData) {
        if (_doFakeFingers) {
            // There's no real Leap data and we need to fake it.
            for (size_t i = 0; i < hand.getNumPalms(); ++i) {
                static const glm::vec3 fakeHandOffsets[] = {
                    glm::vec3( -500.0f, 50.0f, 50.0f),
                    glm::vec3(    0.0f, 50.0f, 50.0f)
                };
                static const glm::vec3 fakeHandFingerMirrors[] = {
                    glm::vec3( -1.0f, 1.0f, 1.0f),
                    glm::vec3(  1.0f, 1.0f, 1.0f)
                };
                static const glm::vec3 fakeFingerPositions[] = {
                    glm::vec3( -60.0f, 0.0f, -40.0f),
                    glm::vec3( -20.0f, 0.0f, -60.0f),
                    glm::vec3(  20.0f, 0.0f, -60.0f),
                    glm::vec3(  60.0f, 0.0f, -40.0f),
                    glm::vec3( -50.0f, 0.0f,  30.0f)
                };

                PalmData& palm = hand.getPalms()[i];
                palm.setActive(true);
                // Simulated data
                
                palm.setRawPosition(glm::vec3( 0.0f, 0.0f, 0.0f) + fakeHandOffsets[i]);
                palm.setRawNormal(glm::vec3(0.0f, 1.0f, 0.0f));

                for (size_t f = 0; f < palm.getNumFingers(); ++f) {
                    FingerData& finger = palm.getFingers()[f];
                    finger.setActive(true);
                    const float tipScale = 1.5f;
                    const float rootScale = 0.75f;
                    glm::vec3 fingerPos = fakeFingerPositions[f] * fakeHandFingerMirrors[i];
                    finger.setRawTipPosition(fingerPos * tipScale + fakeHandOffsets[i]);
                    finger.setRawRootPosition(fingerPos * rootScale + fakeHandOffsets[i]);
                }
            }
        }
        else {
            // Just deactivate everything.
            for (size_t i = 0; i < hand.getNumPalms(); ++i) {
                PalmData& palm = hand.getPalms()[i];
                palm.setActive(false);
                for (size_t f = 0; f < palm.getNumFingers(); ++f) {
                    FingerData& finger = palm.getFingers()[f];
                    finger.setActive(false);
                }
            }
        }
    }
    hand.updateFingerTrails();
}
Пример #10
0
void SampleListener::onFrame(const Leap::Controller& controller) {
  // Get the most recent frame and report some basic information
  const Leap::Frame frame = controller.frame();
  std::cout << "Frame id: " << frame.id()
            << ", timestamp: " << frame.timestamp()
            << ", hands: " << frame.hands().count()
            << ", extended fingers: " << frame.fingers().extended().count()
            << ", tools: " << frame.tools().count()
            << ", gestures: " << frame.gestures().count() << std::endl;

  Leap::HandList hands = frame.hands();
  for (Leap::HandList::const_iterator hl = hands.begin(); hl != hands.end(); ++hl) {
    // Get the first hand
    const Leap::Hand hand = *hl;
    std::string handType = hand.isLeft() ? "Left hand" : "Right hand";
    std::cout << std::string(2, ' ') << handType << ", id: " << hand.id()
              << ", palm position: " << hand.palmPosition() << std::endl;
    // Get the hand's normal vector and direction
    const Leap::Vector normal = hand.palmNormal();
    const Leap::Vector direction = hand.direction();

    // Calculate the hand's pitch, roll, and yaw angles
    std::cout << std::string(2, ' ') <<  "pitch: " << direction.pitch() * Leap::RAD_TO_DEG << " degrees, "
              << "roll: " << normal.roll() * Leap::RAD_TO_DEG << " degrees, "
              << "yaw: " << direction.yaw() * Leap::RAD_TO_DEG << " degrees" << std::endl;

    // Get the Arm bone
    Leap::Arm arm = hand.arm();
    std::cout << std::string(2, ' ') <<  "Arm direction: " << arm.direction()
              << " wrist position: " << arm.wristPosition()
              << " elbow position: " << arm.elbowPosition() << std::endl;

    // Get fingers
    const Leap::FingerList fingers = hand.fingers();
    for (Leap::FingerList::const_iterator fl = fingers.begin(); fl != fingers.end(); ++fl) {
      const Leap::Finger finger = *fl;
      std::cout << std::string(4, ' ') <<  fingerNames[finger.type()]
                << " finger, id: " << finger.id()
                << ", length: " << finger.length()
                << "mm, width: " << finger.width() << std::endl;

      // Get finger bones
      for (int b = 0; b < 4; ++b) {
        Leap::Bone::Type boneType = static_cast<Leap::Bone::Type>(b);
        Leap::Bone bone = finger.bone(boneType);
        std::cout << std::string(6, ' ') <<  boneNames[boneType]
                  << " bone, start: " << bone.prevJoint()
                  << ", end: " << bone.nextJoint()
                  << ", direction: " << bone.direction() << std::endl;
      }
    }
  }

  // Get tools
  const Leap::ToolList tools = frame.tools();
  for (Leap::ToolList::const_iterator tl = tools.begin(); tl != tools.end(); ++tl) {
    const Leap::Tool tool = *tl;
    std::cout << std::string(2, ' ') <<  "Tool, id: " << tool.id()
              << ", position: " << tool.tipPosition()
              << ", direction: " << tool.direction() << std::endl;
  }

  // Get gestures
  const Leap::GestureList gestures = frame.gestures();
  for (int g = 0; g < gestures.count(); ++g) {
    Leap::Gesture gesture = gestures[g];

    switch (gesture.type()) {
      case Leap::Gesture::TYPE_CIRCLE:
      {
        Leap::CircleGesture circle = gesture;
        std::string clockwiseness;

        if (circle.pointable().direction().angleTo(circle.normal()) <= Leap::PI/2) {
          clockwiseness = "clockwise";
        } else {
          clockwiseness = "counterclockwise";
        }

        // Calculate angle swept since last frame
        float sweptAngle = 0;
        if (circle.state() != Leap::Gesture::STATE_START) {
          Leap::CircleGesture previousUpdate = Leap::CircleGesture(controller.frame(1).gesture(circle.id()));
          sweptAngle = (circle.progress() - previousUpdate.progress()) * 2 * Leap::PI;
        }
        std::cout << std::string(2, ' ')
                  << "Circle id: " << gesture.id()
                  << ", state: " << stateNames[gesture.state()]
                  << ", progress: " << circle.progress()
                  << ", radius: " << circle.radius()
                  << ", angle " << sweptAngle * Leap::RAD_TO_DEG
                  <<  ", " << clockwiseness << std::endl;
        break;
      }
      case Leap::Gesture::TYPE_SWIPE:
      {
        Leap::SwipeGesture swipe = gesture;
        std::cout << std::string(2, ' ')
          << "Swipe id: " << gesture.id()
          << ", state: " << stateNames[gesture.state()]
          << ", direction: " << swipe.direction()
          << ", speed: " << swipe.speed() << std::endl;
        break;
      }
      case Leap::Gesture::TYPE_KEY_TAP:
      {
        Leap::KeyTapGesture tap = gesture;
        std::cout << std::string(2, ' ')
          << "Key Tap id: " << gesture.id()
          << ", state: " << stateNames[gesture.state()]
          << ", position: " << tap.position()
          << ", direction: " << tap.direction()<< std::endl;
        break;
      }
      case Leap::Gesture::TYPE_SCREEN_TAP:
      {
        Leap::ScreenTapGesture screentap = gesture;
        std::cout << std::string(2, ' ')
          << "Screen Tap id: " << gesture.id()
          << ", state: " << stateNames[gesture.state()]
          << ", position: " << screentap.position()
          << ", direction: " << screentap.direction()<< std::endl;
        break;
      }
      default:
        std::cout << std::string(2, ' ')  << "Unknown gesture type." << std::endl;
        break;
    }
  }

  if (!frame.hands().isEmpty() || !gestures.isEmpty()) {
    std::cout << std::endl;
  }

}