void OscSendingDevice::beginMultiTouchSequence() {
std::string application_name;
getUserValue("tuio_application_name", application_name);
if (application_name.empty())
application_name = std::string("OpenSceneGraph ") + osgGetVersion() + "@127.0.0.1";
_oscStream << osc::BeginMessage("/tuio/2Dcur") << "source" << application_name.c_str() << osc::EndMessage;
_oscStream << osc::BeginMessage("/tuio/2Dcur") << "fseq" << static_cast<osc::int32>(_msgId) << osc::EndMessage;
}
void OscSendingDevice::sendMultiTouchData(const osgGA::GUIEventAdapter &ea)
{
if(!ea.isMultiTouchEvent())
return;
std::string application_name;
getUserValue("tuio_application_name", application_name);
if (application_name.empty())
application_name = std::string("OpenSceneGraph ") + osgGetVersion() + "@127.0.0.1";
osgGA::GUIEventAdapter::TouchData* touch_data = ea.getTouchData();
_oscStream << osc::BeginMessage("/tuio/2Dcur") << "source" << application_name.c_str() << osc::EndMessage;
_oscStream << osc::BeginMessage("/tuio/2Dcur") << "alive";
for(osgGA::GUIEventAdapter::TouchData::iterator i = touch_data->begin(); i != touch_data->end(); ++i)
_oscStream << static_cast<osc::int32>(i->id);
_oscStream << osc::EndMessage;
unsigned int j(0);
for(osgGA::GUIEventAdapter::TouchData::iterator i = touch_data->begin(); i != touch_data->end(); ++i, ++j)
{
float x = (ea.getTouchPointNormalizedX(j) + 1.0) / 2.0;
float y =(ea.getTouchPointNormalizedY(j) + 1.0) / 2.0;
float vel_x(0), vel_y(0), accel(0);
if (_lastEvent.valid())
{
}
_oscStream << osc::BeginMessage("/tuio/2Dcur") << "set" << static_cast<osc::int32>(i->id) << x << y << vel_x << vel_y << accel << osc::EndMessage;
}
_oscStream << osc::BeginMessage("/tuio/2Dcur") << "fseq" << static_cast<osc::int32>(_msgId) << osc::EndMessage;
_lastEvent = new osgGA::GUIEventAdapter(ea);
}
