void TX_CALLCONVENTION ofxTobiiEyeX::HandleEvent(TX_CONSTHANDLE hAsyncData, TX_USERPARAM param)
{
TX_HANDLE hEvent = TX_EMPTY_HANDLE;
TX_HANDLE hBehavior = TX_EMPTY_HANDLE;
txGetAsyncDataContent(hAsyncData, &hEvent);
if (txGetEventBehavior(hEvent, &hBehavior, TX_BEHAVIORTYPE_GAZEPOINTDATA) == TX_RESULT_OK)
{
if (txGetGazePointDataEventParams(hBehavior, &smGazePointDataEventParams) != TX_RESULT_OK)
{
ofLogError(smAddonName, "Failed to interpret gaze data event packet.");
}
}
if (txGetEventBehavior(hEvent, &hBehavior, TX_BEHAVIORTYPE_EYEPOSITIONDATA) == TX_RESULT_OK)
{
if (txGetEyePositionDataEventParams(hBehavior, &smEyePositionEventParams) != TX_RESULT_OK)
{
ofLogError(smAddonName, "Failed to interpret eye position event packet.");
}
}
if (txGetEventBehavior(hEvent, &hBehavior, TX_BEHAVIORTYPE_FIXATIONDATA) == TX_RESULT_OK)
{
if (txGetFixationDataEventParams(hBehavior, &smFixationEventParams) != TX_RESULT_OK)
{
ofLogError(smAddonName, "Failed to interpret fixation event packet.");
}
}
txReleaseObject(&hBehavior);
txReleaseObject(&hEvent);
}
/*
void EyeXGaze::OnGazeDataEvent(TX_HANDLE hGazeDataBehavior)
{
// gaze point data를 저장하기위한 구조체
TX_GAZEPOINTDATAEVENTPARAMS eventParams;
typedef struct {
TX_GAZEPOINTDATAMODE GazePointDataMode;
TX_REAL Timestamp;
TX_REAL X;
TX_REAL Y;
} TX_GAZEPOINTDATAEVENTPARAMS;
if (txGetGazePointDataEventParams(hGazeDataBehavior, &eventParams) == TX_RESULT_OK)
{
//출력
GazeEye_X = eventParams.X;
GazeEye_Y = eventParams.Y;
InvalidateRect(_hWnd, nullptr, false);
}
else
{
// 에러출력
}
}
*/
void EyeXGaze::OnFixationDataEvent(TX_HANDLE hFixationDataBehavior)
{
TX_FIXATIONDATAEVENTPARAMS eventParams;
TX_FIXATIONDATAEVENTTYPE eventType;
char* eventDescription;
if (txGetFixationDataEventParams(hFixationDataBehavior, &eventParams) == TX_RESULT_OK) {
eventType = eventParams.EventType;
eventDescription = (eventType == TX_FIXATIONDATAEVENTTYPE_DATA) ? "Data"
: ((eventType == TX_FIXATIONDATAEVENTTYPE_END) ? "End"
: "Begin");
if (fps == 5)
{
if (FixEye_X == 0 && FixEye_Y == 0)
{
FixEye_X = eventParams.X;
FixEye_Y = eventParams.Y;
fps = 0;
}
else
{
if (eventParams.X < FixEye_X - ErrorD || eventParams.X > FixEye_X + ErrorD || eventParams.Y < FixEye_Y - ErrorD || eventParams.Y > FixEye_Y + ErrorD)
{
FixEye_X = eventParams.X;
FixEye_Y = eventParams.Y;
fps = 0;
}
else
fps = 0;
}
//for (int i = 0; i < 5; i++)
//{
//FixEye_X = eventParams.X;
//FixEye_Y = eventParams.Y;
//fps = 0;
SetCursorPos(FixEye_X, FixEye_Y);
//}
}
else
fps++;
}
else {
}
}
void Tobii::OnFixationDataEvent(TX_HANDLE hGazeDataBehavior)
{
TX_FIXATIONDATAEVENTPARAMS eventParams;
if (txGetFixationDataEventParams(hGazeDataBehavior, &eventParams) == TX_RESULT_OK && BothEyesOpen()) {
gazeLoc.x = eventParams.X;
gazeLoc.y = eventParams.Y;
}
else {
printf("Failed to interpret eye position data event packet.\n");
}
}
/*
* Handles an event from the fixation data stream.
*/
void OnFixationDataEvent(TX_HANDLE hFixationDataBehavior)
{
float data[6] = { 0, 0, 0, 0, 0, 0 };
int iResult;
TX_FIXATIONDATAEVENTPARAMS eventParams;
TX_FIXATIONDATAEVENTTYPE eventType;
char* eventDescription;
if (txGetFixationDataEventParams(hFixationDataBehavior, &eventParams) == TX_RESULT_OK) {
/* Every time there is an event, send a package*/
//TCP Preparing data package = #bytes, BehaviorType, Fixation_EventType, X, Y, Timestamp
data[0] = 20; // Number of following bytes (5 values * 4 bytes / value)
data[1] = eventParams.Timestamp; // Seconds since the System Boot Time
data[2] = 7; // Behavior Type, 7 for Fixation
eventType = eventParams.EventType;
if (eventType == TX_FIXATIONDATAEVENTTYPE_DATA) { data[3] = 3; }
if (eventType == TX_FIXATIONDATAEVENTTYPE_END) { data[3] = 2; }
if (eventType == TX_FIXATIONDATAEVENTTYPE_BEGIN) { data[3] = 1; }
data[4] = eventParams.X;
data[5] = eventParams.Y;
eventDescription = (eventType == TX_FIXATIONDATAEVENTTYPE_DATA) ? "Data"
: ((eventType == TX_FIXATIONDATAEVENTTYPE_END) ? "End"
: "Begin");
printf("Fixation %s: (%.1f, %.1f) time %.0f ms\n", eventDescription, eventParams.X, eventParams.Y, eventParams.Timestamp);
if (streaming)
{
for (int a = 0; a < 6; a++) //Up tp a < number of elements
{
SendFloatClientSocket(clientSocket, data[a]);
}
}
}
else
{
printf("Failed to interpret fixation data event packet.\n");
}
}
