void
MSTracker::addTrackableSource(QCAR::TrackableSource *t) {
QCAR::TrackerManager& trackerManager =
QCAR::TrackerManager::getInstance();
QCAR::ImageTracker* imageTracker =
static_cast<QCAR::ImageTracker*> (trackerManager.getTracker(
QCAR::Tracker::IMAGE_TRACKER));
// Deactivate current dataset
imageTracker->deactivateDataSet(imageTracker->getActiveDataSet());
// Replace the previously tracked target (if any) by the new one.
if ( this->dataset->hasReachedTrackableLimit() ||
this->dataset->getNumTrackables()) {
delete static_cast<MSTargetInfo *>(this->dataset->getTrackable(0)->getUserData());
this->dataset->destroy(this->dataset->getTrackable(0));
}
// Add new trackable source
QCAR::Trackable *trackable = this->dataset->createTrackable(t);
// Get its additionnal info from controller, and store it as userdata.
MSTargetInfo *info = MSController::getNewTargetInfo();
if (info) {
trackable->setUserData(info);
}
// Reactivate current dataset
imageTracker->activateDataSet(this->dataset);
}
virtual void QCAR_onUpdate(QCAR::State& /*state*/)
{
if (switchDataSetAsap)
{
switchDataSetAsap = false;
// Get the image tracker:
QCAR::TrackerManager& trackerManager = QCAR::TrackerManager::getInstance();
QCAR::ImageTracker* imageTracker = static_cast<QCAR::ImageTracker*>(
trackerManager.getTracker(QCAR::ImageTracker::getClassType()));
if (imageTracker == 0 || dataSetStonesAndChips == 0 || dataSetTarmac == 0 || dataSetvmio_vuforial_dev == 0 ||
imageTracker->getActiveDataSet() == 0)
{
LOG("Failed to switch data set.");
return;
}
switch( selectedDataset )
{
case STONES_AND_CHIPS_DATASET_ID:
if (imageTracker->getActiveDataSet() != dataSetStonesAndChips)
{
imageTracker->deactivateDataSet(dataSetvmio_vuforial_dev);
imageTracker->deactivateDataSet(dataSetTarmac);
imageTracker->activateDataSet(dataSetStonesAndChips);
}
break;
case TARMAC_DATASET_ID:
if (imageTracker->getActiveDataSet() != dataSetTarmac)
{
imageTracker->deactivateDataSet(dataSetvmio_vuforial_dev);
imageTracker->deactivateDataSet(dataSetStonesAndChips);
imageTracker->activateDataSet(dataSetTarmac);
}
break;
case vmio_vuforial_dev_ID:
if (imageTracker->getActiveDataSet() != dataSetvmio_vuforial_dev)
{
imageTracker->deactivateDataSet(dataSetStonesAndChips);
imageTracker->activateDataSet(dataSetTarmac);
imageTracker->deactivateDataSet(dataSetvmio_vuforial_dev);
}
break;
}
if(isExtendedTrackingActivated)
{
QCAR::DataSet* currentDataSet = imageTracker->getActiveDataSet();
for (int tIdx = 0; tIdx < currentDataSet->getNumTrackables(); tIdx++)
{
QCAR::Trackable* trackable = currentDataSet->getTrackable(tIdx);
trackable->startExtendedTracking();
}
}
}
}
bool
MSTracker::updateTexture(char *name, MSTexture *tex) {
bool success = false;
for (int i = 0; i < this->dataset->getNumTrackables(); ++i) {
QCAR::Trackable *track = this->dataset->getTrackable(i);
if (!strcmp(name, track->getName())) {
MSTargetInfo *inf = static_cast<MSTargetInfo *>(track->getUserData());
inf->updateTexture(tex);
track->setUserData(inf);
success = true;
}
}
return success;
}
virtual void QCAR_onUpdate(QCAR::State& /*state*/)
{
if (updateBtns)
{
// Update runs in the tracking thread therefore it is guaranteed that the tracker is
// not doing anything at this point. => Reconfiguration is possible.
assert(QCAR::Tracker::getInstance().getNumTrackables() > 0);
QCAR::Trackable* trackable = QCAR::Tracker::getInstance().getTrackable(0);
assert(trackable);
assert(trackable->getType() == QCAR::Trackable::IMAGE_TARGET);
QCAR::ImageTarget* imageTarget = static_cast<QCAR::ImageTarget*>(trackable);
if (buttonMask & BUTTON_1)
{
LOG("Toggle Button 1");
toggleVirtualButton(imageTarget, virtualButtonColors[0],
-108.68f, -53.52f, -75.75f, -65.87f);
}
if (buttonMask & BUTTON_2)
{
LOG("Toggle Button 2");
toggleVirtualButton(imageTarget, virtualButtonColors[1],
-45.28f, -53.52f, -12.35f, -65.87f);
}
if (buttonMask & BUTTON_3)
{
LOG("Toggle Button 3");
toggleVirtualButton(imageTarget, virtualButtonColors[2],
14.82f, -53.52f, 47.75f, -65.87f);
}
if (buttonMask & BUTTON_4)
{
LOG("Toggle Button 4");
toggleVirtualButton(imageTarget, virtualButtonColors[3],
76.57f, -53.52f, 109.50f, -65.87f);
}
buttonMask = 0;
updateBtns = false;
}
}
JNIEXPORT jboolean JNICALL
Java_rajawali_vuforia_RajawaliVuforiaActivity_stopExtendedTracking(JNIEnv*, jobject)
{
QCAR::TrackerManager& trackerManager = QCAR::TrackerManager::getInstance();
QCAR::ImageTracker* imageTracker = static_cast<QCAR::ImageTracker*>(
trackerManager.getTracker(QCAR::ImageTracker::getClassType()));
QCAR::DataSet* currentDataSet = imageTracker->getActiveDataSet();
if (imageTracker == 0 || currentDataSet == 0)
return JNI_FALSE;
for (int tIdx = 0; tIdx < currentDataSet->getNumTrackables(); tIdx++)
{
QCAR::Trackable* trackable = currentDataSet->getTrackable(tIdx);
if(!trackable->stopExtendedTracking())
return JNI_FALSE;
}
isExtendedTrackingActivated = false;
return JNI_TRUE;
}
JNIEXPORT jboolean JNICALL
Java_com_miosys_finder_ui_PfinderTargets_startExtendedTracking(JNIEnv*, jobject)
{
QCAR::TrackerManager& trackerManager = QCAR::TrackerManager::getInstance();
QCAR::ImageTracker* imageTracker = static_cast<QCAR::ImageTracker*>(
trackerManager.getTracker(QCAR::ImageTracker::getClassType()));
QCAR::DataSet* currentDataSet = imageTracker->getActiveDataSet();
if (imageTracker == 0 || currentDataSet == 0)
return JNI_FALSE;
for (int tIdx = 0; tIdx < currentDataSet->getNumTrackables(); tIdx++)
{
QCAR::Trackable* trackable = currentDataSet->getTrackable(tIdx);
if(!trackable->startExtendedTracking())
return JNI_FALSE;
}
isExtendedTrackingActivated = true;
return JNI_TRUE;
}
MSTracker::~MSTracker() {
QCAR::TrackerManager& trackerManager = QCAR::TrackerManager::getInstance();
QCAR::ImageTracker* imageTracker = static_cast<QCAR::ImageTracker*>(
trackerManager.getTracker(QCAR::Tracker::IMAGE_TRACKER));
if (imageTracker != NULL && this->dataset != 0)
{
imageTracker->deactivateDataSet(this->dataset);
int n = this->dataset->getNumTrackables();
for (int i = 0; i < n; ++i) {
QCAR::Trackable *t = this->dataset->getTrackable(i);
if (t->getUserData()) {
MSTargetInfo *info = static_cast<MSTargetInfo *>(t->getUserData());
delete info;
t->setUserData(NULL);
}
}
imageTracker->destroyDataSet(this->dataset);
this->dataset = NULL;
}
trackerManager.deinitTracker(QCAR::Tracker::IMAGE_TRACKER);
}
virtual void QCAR_onUpdate(QCAR::State& state)
{
// Get the tracker manager:
QCAR::TrackerManager& trackerManager = QCAR::TrackerManager::getInstance();
// Get the image tracker:
QCAR::ImageTracker* imageTracker = static_cast<QCAR::ImageTracker*>(
trackerManager.getTracker(QCAR::Tracker::IMAGE_TRACKER));
// Get the target finder:
QCAR::TargetFinder* finder = imageTracker->getTargetFinder();
// Check if there are new results available:
const int statusCode = finder->updateSearchResults();
// Show a message if we encountered an error:
if (statusCode < 0)
{
showErrorMessage(statusCode, state.getFrame().getTimeStamp());
}
else if (statusCode == QCAR::TargetFinder::UPDATE_RESULTS_AVAILABLE)
{
// Process new search results
if (finder->getResultCount() > 0)
{
const QCAR::TargetSearchResult* result = finder->getResult(0);
// Check if this target is suitable for tracking:
if (result->getTrackingRating() > 0)
{
// Create a new Trackable from the result:
QCAR::Trackable* newTrackable = finder->enableTracking(*result);
if (newTrackable != 0)
{
LOG("Successfully created new trackable '%s' with rating '%d'.",
newTrackable->getName(), result->getTrackingRating());
// Checks if the targets has changed
LOG( "Comparing Strings. currentTargetId: %s lastTargetId: %s",
result->getUniqueTargetId(), lastTargetId);
if (strcmp(result->getUniqueTargetId(), lastTargetId) != 0)
{
// If the target has changed then regenerate the texture
// Cleaning this value indicates that the product Texture needs to be generated
// again in Java with the new Book data for the new target
deleteCurrentProductTexture = true;
// Starts the loading state for the product
renderState = RS_LOADING;
// Copies the new target Metadata
snprintf(targetMetadata, CONTENT_MAX, "%s", result->getMetaData());
// Calls the Java method with the current product texture
createProductTexture(targetMetadata);
}
else
renderState = RS_NORMAL;
// Initialize the frames to skip variable, used for waiting
// a few frames for getting the chance to tracking before
// starting the transition to 2D when there is no target
pthread_mutex_lock(&framesToSkipMutex);
framesToSkipBeforeRenderingTransition = 10;
pthread_mutex_unlock(&framesToSkipMutex);
// Initialize state variables
showAnimation3Dto2D = true;
trackingStarted = false;
// Updates the value of the current Target Id with the new target found
pthread_mutex_lock(&lastTargetIdMutex);
strcpy(lastTargetId, result->getUniqueTargetId());
pthread_mutex_unlock(&lastTargetIdMutex);
enterContentMode();
}
else
LOG("Failed to create new trackable.");
}
}
}
}
virtual void QCAR_onUpdate(QCAR::State&) {
if (dataSetToActivate != NULL) {
QCAR::TrackerManager& trackerManager =
QCAR::TrackerManager::getInstance();
QCAR::ImageTracker* imageTracker =
static_cast<QCAR::ImageTracker*>(trackerManager.getTracker(
QCAR::ImageTracker::getClassType()));
if (imageTracker == 0) {
LOG("Failed to activate data set.");
return;
}
imageTracker->activateDataSet(dataSetToActivate);
if(isExtendedTrackingActivated)
{
for (int tIdx = 0; tIdx < dataSetToActivate->getNumTrackables(); tIdx++)
{
QCAR::Trackable* trackable = dataSetToActivate->getTrackable(tIdx);
trackable->startExtendedTracking();
}
}
dataSetToActivate = NULL;
}
if (scanningMode) {
QCAR::TrackerManager& trackerManager =
QCAR::TrackerManager::getInstance();
QCAR::ImageTracker* imageTracker =
static_cast<QCAR::ImageTracker*>(trackerManager.getTracker(
QCAR::ImageTracker::getClassType()));
// Get the target finder:
QCAR::TargetFinder* targetFinder = imageTracker->getTargetFinder();
// Check if there are new results available:
const int statusCode = targetFinder->updateSearchResults();
if (statusCode < 0) {
char errorMessage[80];
LOG(errorMessage, "Error with status code %d", statusCode);
} else if (statusCode
== QCAR::TargetFinder::UPDATE_RESULTS_AVAILABLE) {
// Process new search results
if (targetFinder->getResultCount() > 0) {
const QCAR::TargetSearchResult* result =
targetFinder->getResult(0);
// Check if this target is suitable for tracking:
if (result->getTrackingRating() > 0) {
// Create a new Trackable from the result:
QCAR::Trackable* newTrackable =
targetFinder->enableTracking(*result);
if (newTrackable != 0) {
LOG(
"Successfully created new trackable '%s' with rating '%d'.",
newTrackable->getName(), result->getTrackingRating());
if (strcmp(result->getUniqueTargetId(),
lastTargetId) != 0) {
// Copies the new target Metadata
snprintf(targetMetadata, CONTENT_MAX, "%s",
result->getMetaData());
//LOG(targetMetadata);
}
strcpy(lastTargetId, result->getUniqueTargetId());
// Stop Cloud Reco scanning
targetFinder->stop();
scanningMode = false;
}
}
}
}
}
}
