void QtLeapScreenTapGesture::update(const Leap::Gesture &gesture)
{
    Leap::ScreenTapGesture tapGesture = static_cast<Leap::ScreenTapGesture>(gesture);
    this->setId(tapGesture.id());
    this->setState(gesture.state());
    this->setDirection(QVector3D(tapGesture.direction().x,
                               tapGesture.direction().y,
                               tapGesture.direction().x));
    this->setPosition(QVector3D(tapGesture.position().x,
                                tapGesture.position().y,
                                tapGesture.position().z));
    this->setState(tapGesture.state());
}
예제 #2
0
//--------------------------------------------------------------
void ofxLeapMotion::updateGestures(){
	
	Leap::Frame frame = ourController->frame();
	
	if(lastFrame == frame){
		return;
	}
	
	Leap::GestureList gestures = lastFrame.isValid() ? frame.gestures(lastFrame) : frame.gestures();
	
	lastFrame = frame;
	
	size_t numGestures = gestures.count();
	
	for(size_t i=0; i < numGestures; i++){
		
		// screen tap gesture (forward poke / tap)
		if(gestures[i].type() == Leap::Gesture::TYPE_SCREEN_TAP){
			Leap::ScreenTapGesture tap = gestures[i];

			screenTapPosition = getMappedofPoint(tap.position());   // screen tap gesture data = tap position
			screenTapDirection = getofPoint(tap.direction());       // screen tap gesture data = tap direction

			iGestures = 1;
		}
		
		// key tap gesture (down tap)
		else if(gestures[i].type() == Leap::Gesture::TYPE_KEY_TAP){
			Leap::KeyTapGesture tap = gestures[i];

			keyTapPosition = getofPoint(tap.position());            // key tap gesture data = tap position

			iGestures = 2;
		}
		
		// swipe gesture
		else if(gestures[i].type() == Leap::Gesture::TYPE_SWIPE){
			Leap::SwipeGesture swipe = gestures[i];
			Leap::Vector diff = 0.04f*(swipe.position() - swipe.startPosition());
			ofVec3f curSwipe(diff.x, -diff.y, diff.z);
			
			// swipe left
			if(curSwipe.x < -3 && curSwipe.x > -20){
				iGestures = 4;
			}
			// swipe right
			else if(curSwipe.x > 3 && curSwipe.x < 20){
				iGestures = 3;
			}
			// swipe up
			if(curSwipe.y < -3 && curSwipe.y > -20){
				iGestures = 6;
			}
			// swipe down
			else if(curSwipe.y > 3 && curSwipe.y < 20){
				iGestures = 5;
			}
			
			// 3D swiping
			// swipe forward
			if(curSwipe.z < -5){
				iGestures = 7;
			}
			// swipe back
			else if(curSwipe.z > 5){
				iGestures = 8;
			}
			
			// more swipe gesture data
			swipeSpeed = swipe.speed();                             // swipe speed in mm/s
			swipeDurationSeconds = swipe.durationSeconds();         // swipe duration in seconds
			swipeDurationMicros = swipe.duration();                 // swipe duration in micros
			swipe.position();
		}
		
		// circle gesture
		else if(gestures[i].type() == Leap::Gesture::TYPE_CIRCLE){
			Leap::CircleGesture circle = gestures[i];
			circleProgress = circle.progress();                     // circle progress

			if(circleProgress >= 1.0f){
				
				circleCenter = getMappedofPoint(circle.center());                           // changed to global
				circleNormal.set(circle.normal().x, circle.normal().y, circle.normal().z);  // changed to global

				double curAngle = 6.5;
				if(circleNormal.z < 0){
					curAngle *= -1;
				}
				
				if(curAngle < 0){
					// clockwise rotation
					iGestures = 10;
				}
				else{
					// counter-clockwise rotation
					iGestures = 9;
				}
			}
		}
		
		// kill gesture when done
		// gestures 5 & 6 are always in a STATE_STOP so we exclude
		if(gestures[i].type() != 5 && gestures[i].type() != 6){
			if(gestures[i].state() == Leap::Gesture::STATE_STOP){
				iGestures = 0;
			}
		}
	}
}
예제 #3
0
RTC::ReturnCode_t LeapRTC::onExecute(RTC::UniqueId ec_id)
{
  Leap::Frame &frame = m_pLeapListener->m_Frame;
  m_frame.id = frame.id();
  m_frame.timestamp = frame.timestamp();
  int nHands = frame.hands().count();
  m_frame.hands.length(nHands);
  for (int i = 0;i < nHands;i++) {
    m_frame.hands[i].palmPosition <<= frame.hands()[i].palmPosition();
    m_frame.hands[i].palmNormal   <<= frame.hands()[i].palmNormal();
    m_frame.hands[i].palmDirection <<= frame.hands()[i].direction();
    m_frame.hands[i].sphereCenter  <<= frame.hands()[i].sphereCenter();
    m_frame.hands[i].sphereRadius = frame.hands()[i].sphereRadius();
    m_frame.hands[i].palmOrientation <<= frame.hands()[i].direction();
    
    int nFinger = frame.hands()[i].fingers().count();
    m_frame.hands[i].fingers.length(nFinger);
    for (int j = 0;j < nFinger;j++) {
      m_frame.hands[i].fingers[j].tipPosition <<= frame.hands()[i].fingers()[j].tipPosition();
      m_frame.hands[i].fingers[j].touchZone = frame.hands()[i].fingers()[j].touchZone();
    }
  }

  const Leap::GestureList &gestures = m_pLeapListener->m_Frame.gestures();
  m_frame.gestures.length(gestures.count());
  for(int i = 0;i < gestures.count();i++) {
    const Leap::Gesture& gesture = gestures[0];
    m_frame.gestures[i].id = gesture.id();
    m_frame.gestures[i].type = gesture.type();
    switch(gesture.type()) {
    case Leap::Gesture::TYPE_CIRCLE: {
      const Leap::CircleGesture circle = gesture;
      m_frame.gestures[i].circle.state = gesture.state();
      m_frame.gestures[i].circle.progress = circle.progress();
      m_frame.gestures[i].circle.radius = circle.radius();
      m_frame.gestures[i].circle.center <<= circle.center();
      m_frame.gestures[i].circle.normal <<= circle.normal();
      break;
    }
    case Leap::Gesture::TYPE_SWIPE: {
      const Leap::SwipeGesture swipe = gesture;
      m_frame.gestures[i].swipe.state = gesture.state();
      m_frame.gestures[i].swipe.direction <<= swipe.direction();
      m_frame.gestures[i].swipe.position  <<= swipe.position();
      m_frame.gestures[i].swipe.startPosition  <<= swipe.startPosition();
      m_frame.gestures[i].swipe.speed = swipe.speed();
      break;
    }
    case Leap::Gesture::TYPE_KEY_TAP: {
      const Leap::KeyTapGesture key = gesture;
      m_frame.gestures[i].key.state = gesture.state();
      m_frame.gestures[i].key.direction <<= key.direction();
      m_frame.gestures[i].key.position  <<= key.position();
      break;
    }
    case Leap::Gesture::TYPE_SCREEN_TAP: {
      const Leap::ScreenTapGesture screen = gesture;
      m_frame.gestures[i].screen.state = gesture.state();
      m_frame.gestures[i].screen.direction <<= screen.direction();
      m_frame.gestures[i].screen.position  <<= screen.position();
      break;
    }
    case Leap::Gesture::TYPE_INVALID: {
      break;
    }
    }

  }



  m_frameOut.write();



  return RTC::RTC_OK;
}
예제 #4
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)
    

}
예제 #5
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;
  }

}