FREObject LNLeapDevice::getClosestScreenHit(int pointableId) {
ScreenList screenList = controller->calibratedScreens();
Frame frame = controller->frame();
PointableList pointables = frame.pointables();
Pointable pointable;
// TODO: Create a fake pointable width tipPosition and direction instead of looping
bool didFind = false;
for (int i = 0; i < pointables.count(); i++) {
if (pointables[i].id() == pointableId) {
pointable = pointables[i];
didFind = true;
break;
}
}
FREObject freScreenId;
if(didFind) {
Screen screen = screenList.closestScreenHit(pointable);
FRENewObjectFromInt32(screen.id(), &freScreenId);
} else {
FRENewObjectFromInt32(0, &freScreenId);
}
return freScreenId;
}
//--------------------------------------------------------------
void ofApp::draw(){
string touchStatus;
stringstream info;
cam.begin();
ofDrawGrid(500, 5, true);
light1.enable();
light2.enable();
ofSetColor(255, 215, 0);
Frame frame = controller.frame();
for (int i=0; i < frame.hands().count(); i++) {
Hand hand = frame.hands()[i];
for (int j = 0; j < hand.fingers().count(); j ++) {
if (j == 0) {
Finger finger = frame.fingers()[j];
ofSpherePrimitive sphere;
sphere.setPosition(finger.tipPosition().x, finger.tipPosition().y, finger.tipPosition().z);
sphere.draw();
info << "Finger position x : " << finger.tipPosition().x << " y : " << finger.tipPosition().y << " z : " << finger.tipPosition().z << endl;
}
}
}
cam.end();
PointableList pointables = controller.frame().pointables();
InteractionBox iBox = controller.frame().interactionBox();
for (int p = 0; p < pointables.count(); p++) {
Pointable pointable = pointables[p];
Vector normalizedPosition = iBox.normalizePoint(pointable.stabilizedTipPosition());
float x = normalizedPosition.x * ofGetWidth();
float y = ofGetHeight() - normalizedPosition.y * ofGetHeight();
if (pointable.touchDistance() > 0 && pointable.touchZone() != Leap::Pointable::ZONE_NONE) {
ofSetColor(0, 255, 0);
touchStatus = "Hover";
} else if (pointable.touchDistance() <= 0) {
ofSetColor(255, 0, 0);
touchStatus = "Touch";
} else {
ofSetColor(0, 0, 255);
touchStatus = "None";
}
ofCircle(x, y, 30);
info << "Point Number : " << p << endl;
info << "Touch distance : " << ofToString(pointable.touchDistance()) << endl;
info << "Circle x : " << x << " y : " << y << endl;
}
ofDrawBitmapString("Touch Status : " + touchStatus, 20, 20);
ofDrawBitmapString(info.str(), 20, 40);
}
void SampleListener::onFrame(const Controller& controller) {
// Get the most recent frame and report some basic information
const Frame frame = controller.frame();
/* std::cout << "Frame id: " << frame.id()
<< ", timestamp: " << frame.timestamp()
<< ", hands: " << frame.hands().count()
<< ", fingers: " << frame.fingers().count()
<< ", tools: " << frame.tools().count() << std::endl;
*/
const PointableList plist = frame.pointables();
if (!plist.empty()) {
// get mutex
boost::mutex::scoped_lock lk(mtx);
// clear last datas
vpoint.clear();
for(int i=0;i<plist.count();i++){
vpoint.push_back(plist[i]);
Vector t = plist[i].tipVelocity();
float speed = t.x*t.x + t.y*t.y + t.z*t.z;
if(speed < 10.0f){
Vector v = screen.intersect(plist[i], true);
float dist = sqrt(pow(target_x-v.x*screen_width, 2) + pow(target_y-v.y*screen_height, 2));
if(dist <= (float)target_width[test_c]){
for(unsigned int j=0;j<start_position.size();j++){
if(start_position[j].id() == plist[i].id()){
Vector sv = screen.intersect(start_position[j], true);
target_time[test_c] = glutGet(GLUT_ELAPSED_TIME) - start_time;
target_distance[test_c] = (int)sqrt(pow((v.x - sv.x)*screen_width, 2) + pow((v.y - sv.y)*screen_height, 2));
test_c++;
break;
}
}
new_target = 1;
}
}
}
}
}
void SampleListener::onFrame(const Controller& controller)
{
// This function needs to be broken up, it's way too long
const Frame frame = controller.frame();
//int currid = 1;
//check if we already processed this frame
if (frame.id() == this->lastFrameID)
return;
this->lastFrameID = frame.id();
//stop activity if we've not been used for ACTIVETIMEOUT
if ((ACTIVETIMEOUT + this->lastEvent) < time(0) && this->active)
{
std::cout << "auto deactivated" << std::endl;
this->active = false;
}
if (frame.fingers().count() == 2)
{
GestureList gestures = frame.gestures();
for (int it = 0; it < gestures.count(); ++it)
{
if (gestures[it].type() != Gesture::TYPE_KEY_TAP)
continue;
if ((this->lastToggle + TOGGLE_FRAME_LIMIT) > frame.id()) //avoid detecting the same tap twice
continue;
KeyTapGesture gesture = gestures[it];
Vector v = gesture.direction();
this->active = !this->active;
this->lastToggle = frame.id();
this->lastEvent = time(0);
std::cout << (this->active ? "activated" : "deactivated") << std::endl;
break; //make sure we don't accidentally use the same list twice
}
}
if (!this->active)
return;
if (frame.fingers().count() == 1 & side != 2)
{
PointableList pointables = frame.pointables();
InteractionBox iBox = frame.interactionBox();
for (int p = 0; p < pointables.count(); ++p)
{
Pointable pointable = pointables[p];
Vector normalizedPosition = iBox.normalizePoint(pointable.stabilizedTipPosition());
float distance = pointable.touchDistance();
float x = normalizedPosition.x * (Mouse->w_width+250);
float y = (Mouse->w_height + 250) - normalizedPosition.y * (Mouse->w_height + 250);
if (side == 0)
{
Mouse->move((int)x, (int)y);
pressedDelay = 0;
}
if (distance < 0)
{
clickcount++;
side = 1;
if (clickcount > sensibility)
{
if (pressstate == 0)
{
Mouse->leftPress();
pressstate = 1;
}
else
{
if (clickcount >= 30)
{
if (rclick == 0)
Mouse->move((int)x,(int)y);
std::cout << "move side: "<< side << std::endl;
clickcount = 20;
}
}
}
}
else if (side == 1)
{
Mouse->leftRelease();
std::cout << "released side: " << side << std::endl;
side = 0;
pressstate = 0;
pressedDelay = 0;
clickcount = 0;
rclick = 0;
}
}
this->lastEvent = time(0);
}
else if (frame.fingers().count() > 1 & side != 1)
{
clickcount = 0;
std::cout << "active side: " << side << std::endl;
// Get gestures
const GestureList gestures = frame.gestures();
for (int g = 0; g < gestures.count(); ++g)
{
Gesture gesture = gestures[g];
switch (gesture.type())
{
case Gesture::TYPE_CIRCLE :
{
CircleGesture circle = gesture;
if (gesture.state() == 3 & circle.progress() > 1)
{
side = 0;
rclick = 1;
Mouse->rightPress();
Mouse->rightRelease();
}
break;
}
case Gesture::TYPE_SWIPE :
{
side = 2;
SwipeGesture swipe = gesture;
Vector d = swipe.direction();
// std::cout << "Swipe id: " << d(1) << std::endl;
if (d[1] > 0.8)
{
this->mystate = 1; //up
// std::cout << "wheel up " <<std::endl;
}
else if (d[1] < -0.8)
{
this->mystate = 2; //down
//std::cout << "wheel down " <<std::endl;
}
if (swipe.state() == 3)
{
if (this->mystate == 1)
{
side = 0;
this->mystate = 0;
Mouse->wheelUp();
}
else if (this->mystate == 2)
{
side = 0;
this->mystate = 0;
Mouse->wheelDown();
}
}
break;
}
default:
//std::cout << "Unknown gesture type." << std::endl;
break;
}
}
this->lastEvent = time(0);
}
}
