int test_gesture(short length, unsigned short tolerance) {
int ipc_status;
message msg;
int receive;
int validation = 1;
sumOfX = 0;
int irq_set = mouse_subscribe();
unsigned long clean;
counter = 0;
interrupts = 0;
while (validation) {
receive = driver_receive(ANY, &msg, &ipc_status);
if (receive != 0) {
printf("driver_receive failed with: %d", receive);
continue;
}
if (is_ipc_notify(ipc_status)) {
switch (_ENDPOINT_P(msg.m_source)) {
case HARDWARE:
if (msg.NOTIFY_ARG & irq_set) {
validation = gesture_handler(length, tolerance);
}
break;
default:
break;
}
} else {
}
}
mouse_unsubscribe();
printf("\n\tpress ANY KEY to continue\n");
mouse_read(&clean); //Clean the buffer
return 0;
}
int test_gesture(short length, unsigned short tolerance) {
int ipc_status;
message msg;
int request;
unsigned long irq_set;
int stop=0;
counter = 0;
X = 0;
Y = 0;
LENGTH = length;
TOLERANCE = tolerance;
irq_set = subscribe_mouse();
while(!stop) {
request = driver_receive(ANY, &msg, &ipc_status);
if (request != 0 ) {
printf("driver_receive failed with: %d", request);
continue;
}
if (is_ipc_notify(ipc_status)) {
switch (_ENDPOINT_P(msg.m_source)) {
case HARDWARE:
if (msg.NOTIFY_ARG & irq_set) {
stop=gesture_handler();
if(abs(Y) > tolerance){
X=0;
Y=0;
}
}
break;
default:
break;
}
}
}
mouse_write_byte(DISABLE_DATA_PACKETS);
unsubscribe_mouse();
printf("\nExit gesture!\n");
return 0;
}
static int handle_gestures (struct input_event *e)
{
static int silence = 0;
static int goSilent = 0;
static int trackID[MAXSLOTS] = { -1, -1, -1 };
static int x[MAXSLOTS] = { -1, -1, -1 };
static int y[MAXSLOTS] = { -1, -1, -1 };
static int slot = -1;
static int distance = 0;
static int track_change = 0;
int new_slot = -1;
if ((e->type == EV_SYN) && (e->code == SYN_DROPPED))
{ // Drop state
distance = 0;
track_change = 0;
return 1;
}
if ((e->type == EV_ABS) && (e->code == ABS_MT_SLOT))
new_slot = e->value;
if (slot < MAXSLOTS)
{
if (e->type == EV_ABS)
{
switch (e->code)
{
case ABS_MT_POSITION_X:
distance += abs (x[slot] - e->value);
x[slot] = e->value;
break;
case ABS_MT_POSITION_Y:
distance += abs (y[slot] - e->value);
y[slot] = e->value;
break;
case ABS_MT_TRACKING_ID:
if ((trackID[slot] < 0) != (e->value < 0))
{
track_change = 1;
trackID[slot] = e->value;
}
break;
}
}
if (((new_slot != -1) || ((e->type == EV_SYN) && (e->code == SYN_REPORT)))
&& ((slot < MAXSLOTS) && (slot >= 0)))
{
if (track_change || (distance > 1))
{
goSilent =
gesture_handler (slot, x[slot], y[slot], (track_change) ? ((trackID[slot] >= 0) ? 1 : 0) : -1);
}
/* reset vars for next set */
distance = 0;
track_change = 0;
} /* end new slot or syn_report */
}
if (new_slot != -1)
slot = new_slot;
if ((e->type == EV_SYN) && (e->code == SYN_REPORT))
silence = goSilent;
return (!silence);
} /* endproc */
