FREObject gyroscopeSupport(FREContext ctx, void* functionData, uint32_t argc,
FREObject argv[]) {
bool isSupported = sensor_is_supported(SENSOR_TYPE_GYROSCOPE);
FREObject result;
FRENewObjectFromBool(isSupported, &result);
return result;
}
bool _check_for_sensor(sensor_type_e type)
{
int error = SENSOR_ERROR_NONE;
bool supported = false;
error = sensor_is_supported(type, &supported);
if (error != SENSOR_ERROR_NONE)
{
LOGE("Failed to check sensor %d support", type);
}
return supported;
}
/* ----------------------------------------------------------------------------*/
static int
register_accelerometer_callback(appdata_s *ad)
{
dlog_print(DLOG_INFO, "basicui", "started");
int error;
bool supported;
sensor_h *accelerometer = ad->accelerometer;
sensor_listener_h *accelerationListener = ad->accelerationListener;
error = sensor_is_supported( SENSOR_ACCELEROMETER, &supported );
if(error != SENSOR_ERROR_NONE && supported){
return error;
}
error = sensor_get_default_sensor(SENSOR_ACCELEROMETER, &accelerometer);
if(error != SENSOR_ERROR_NONE){
return error;
}
error = sensor_create_listener( accelerometer, &(ad->accelerationListener));
if(error != SENSOR_ERROR_NONE){
return error;
}
error = sensor_listener_set_event_cb( ad->accelerationListener,
ACCELEROMETER_INTERVAL_MS, accelerometer_cb, ad );
if(error != SENSOR_ERROR_NONE){
return error;
}
//dlog_print(DLOG_INFO, "basicui", "listener");
return SENSOR_ERROR_NONE;
}
/* ----------------------------------------------------------------------------*/
static int
register_gyroscope_callback(appdata_s *ad)
{
dlog_print(DLOG_INFO, "basicui", "started");
int error;
bool supported;
sensor_h *gyroscope = ad->gyroscope;
sensor_listener_h *gyroscopeListener = ad->gyroscopeListener;
error = sensor_is_supported( SENSOR_GYROSCOPE , &supported );
if(error != SENSOR_ERROR_NONE && supported){
return error;
}
error = sensor_get_default_sensor(SENSOR_GYROSCOPE , &gyroscope);
if(error != SENSOR_ERROR_NONE){
return error;
}
error = sensor_create_listener( gyroscope, &(ad->gyroscopeListener));
if(error != SENSOR_ERROR_NONE){
return error;
}
error = sensor_listener_set_event_cb( ad->gyroscopeListener,
GYROSCOPE_INTERVAL_MS, gyroscope_cb, ad );
if(error != SENSOR_ERROR_NONE){
return error;
}
//dlog_print(DLOG_INFO, "basicui", "listener");
return SENSOR_ERROR_NONE;
}
/**
* The main entry point.
*/
int
main(int argc, char *argv[])
{
pthread_t accel_thread;
bool exit_application = false;
int rc;
/*
* Before we can listen for events from the BlackBerry Tablet OS platform
* services, we need to initialize the BPS infrastructure
*/
bps_initialize();
/*
* Initialize the screen so that the window group Id is properly set,
* to allow the dialogs to be displayed.
*/
if (setup_screen() != EXIT_SUCCESS) {
fprintf(stderr, "Unable to initialize screen.");
exit(-1);
}
/*
* Once the BPS infrastructure has been initialized we can register for
* events from the various BlackBerry Tablet OS platform services. The
* Navigator service manages and delivers application life cycle and
* visibility events.
*
* We register a custom event domain so that we can communicate with the
* the accelerometer thread. We will need to tell it to quit once we get
* the NAVIGATOR_EXIT.
*
* We request Navigator events so that we can track when the system is
* terminating the application (NAVIGATOR_EXIT event).
*
*/
local_event_domain = bps_register_domain();
if (local_event_domain == -1) {
fprintf(stderr, "Error registering custom event domain: %s", strerror(errno));
exit(-1);
}
if (BPS_SUCCESS != navigator_request_events(0)) {
fprintf(stderr, "Error requesting navigator events: %s", strerror(errno));
exit(-1);
}
if (BPS_SUCCESS != dialog_request_events(0)) {
fprintf(stderr, "Error requesting dialog events: %s", strerror(errno));
exit(-1);
}
if (BPS_SUCCESS != geolocation_request_events(0)) {
fprintf(stderr, "Error requesting geolocation events: %s", strerror(errno));
exit(-1);
}
geolocation_set_period(1);
/*
* Create and display the dialogs that will show the data.
*/
create_top_dialog();
show_top_dialog_message("Geolocation getting first fix");
/*
* Before initializing the accelerometer service we must ensure the device
* supports it.
*/
if (!sensor_is_supported(SENSOR_TYPE_ACCELEROMETER)) {
/**
* If the device does not support accelerometer then notify the user,
* clean up and exit
*/
snprintf(msg, MSG_SIZE, "Accelerometer not supported by device!");
show_top_dialog_message(msg);
/*
* Destroy the dialog, if it exists and cleanup screen resources.
*/
destroy_top_dialog();
cleanup_screen();
bps_shutdown();
return EXIT_FAILURE;
}
/*
* Create the accelerometer event thread.
*/
rc = pthread_create(&accel_thread, NULL, accel_main, NULL);
if (rc != 0) {
fprintf(stderr, "Error in pthread_create: %s", strerror(errno));
exit(-1);
}
while (!exit_application) {
/*
* Using a negative timeout (-1) in the call to bps_get_event(...)
* ensures that we don't busy wait by blocking until an event is
* available.
*/
bps_event_t *event = NULL;
bps_get_event(&event, -1);
if (event) {
if (bps_event_get_domain(event) == geolocation_get_domain()) {
handle_geolocation_response(event);
}
else if (bps_event_get_domain(event) == navigator_get_domain()) {
exit_application = handle_navigator_event(event);
}
}
}
geolocation_stop_events(0);
/*
* Avoid a possible race condition where accel_chid has not yet
* been assigned a valid channel ID.
*/
pthread_mutex_lock(&chidMutex);
while (accel_chid == -1) {
pthread_cond_wait(&chidCond, &chidMutex);
}
pthread_mutex_unlock(&chidMutex);
bps_event_t *stop_request_event = NULL;
if (BPS_SUCCESS != bps_event_create(&stop_request_event, local_event_domain, STOP_REQUEST, NULL, NULL)) {
fprintf(stderr, "Unable to create event: %s", strerror(errno));
exit(-1);
}
if (BPS_SUCCESS != bps_channel_push_event(accel_chid, stop_request_event)) {
fprintf(stderr, "Unable to push event: %s", strerror(errno));
}
pthread_join(accel_thread, NULL);
/*
* Destroy the dialog, if it exists.
*/
destroy_top_dialog();
bps_shutdown();
cleanup_screen();
return 0;
}
int main(int argc, char **argv) {
shutdown = false;
//Create a screen context that will be used to create an EGL surface to to receive libscreen events
screen_create_context(&screen_cxt, 0);
//Initialize BPS library
bps_initialize();
//Determine initial orientation angle
orientation_direction_t direction;
orientation_get(&direction, &orientation_angle);
//Use utility code to initialize EGL for rendering with GL ES 1.1
if (EXIT_SUCCESS != bbutil_init_egl(screen_cxt, GL_ES_1)) {
fprintf(stderr, "bbutil_init_egl failed\n");
bbutil_terminate();
screen_destroy_context(screen_cxt);
return 0;
}
//Initialize application logic
if (EXIT_SUCCESS != init_blocks()) {
fprintf(stderr, "initialize failed\n");
bbutil_terminate();
screen_destroy_context(screen_cxt);
return 0;
}
//Signal BPS library that navigator and screen events will be requested
if (BPS_SUCCESS != screen_request_events(screen_cxt)) {
fprintf(stderr, "screen_request_events failed\n");
bbutil_terminate();
screen_destroy_context(screen_cxt);
return 0;
}
if (BPS_SUCCESS != navigator_request_events(0)) {
fprintf(stderr, "navigator_request_events failed\n");
bbutil_terminate();
screen_destroy_context(screen_cxt);
return 0;
}
//Signal BPS library that navigator orientation is not to be locked
if (BPS_SUCCESS != navigator_rotation_lock(false)) {
fprintf(stderr, "navigator_rotation_lock failed\n");
bbutil_terminate();
screen_destroy_context(screen_cxt);
return 0;
}
//Setup Sensors
if (sensor_is_supported(SENSOR_TYPE_AZIMUTH_PITCH_ROLL)) {
//Microseconds between sensor reads. This is the rate at which the
//sensor data will be updated from hardware. The hardware update
//rate is set below using sensor_set_rate.
static const int SENSOR_RATE = 25000;
//Initialize the sensor by setting the rates at which the
//sensor values will be updated from hardware
sensor_set_rate(SENSOR_TYPE_AZIMUTH_PITCH_ROLL, SENSOR_RATE);
sensor_set_skip_duplicates(SENSOR_TYPE_AZIMUTH_PITCH_ROLL, true);
sensor_request_events(SENSOR_TYPE_AZIMUTH_PITCH_ROLL);
} else {
set_gravity(0.0f, -1.0f);
}
//Start with one cube on the screen
add_cube(200, 100);
int i = 0;
while (!shutdown) {
i = check(1);
// Handle user input and sensors
handle_events();
//Update cube positions
update();
// Draw Scene
render();
}
//Stop requesting events from libscreen
screen_stop_events(screen_cxt);
//Shut down BPS library for this process
bps_shutdown();
//Free app data
free(boxes);
//Use utility code to terminate EGL setup
bbutil_terminate();
//Destroy libscreen context
screen_destroy_context(screen_cxt);
return 0;
}
