void NTNDArrayRecord::update()
{
lock();
try
{
beginGroupPut();
PVUByteArray::svector bytes;
imageGen->fillSharedVector(bytes,angle);
setValue(freeze(bytes));
if (firstTime)
{
int dims[] = { imageGen->getWidth(), imageGen->getHeight() };
setDimension(dims, 2);
setAttributes();
setSizes(static_cast<int64_t>(imageGen->getSize()));
firstTime = false;
}
setDataTimeStamp();
setUniqueId(count++);
process();
endGroupPut();
}
catch(...)
{
unlock();
throw;
}
angle += 1;
unlock();
}
void ExampleLink::monitorEvent(epics::pvData::MonitorPtr const & monitor)
{
cout << "ExampleLink::monitorEvent\n";
lock();
try {
beginGroupPut();
process();
endGroupPut();
} catch(...) {
unlock();
throw;
}
unlock();
MonitorElementPtr monitorElement = monitor->poll();
if(monitorElement) monitor->release(monitorElement);
}
void ExampleMonitorLinkRecord::event(PvaClientMonitorPtr const & monitor)
{
while(monitor->poll()) {
PVStructurePtr pvStructure = monitor->getData()->getPVStructure();
PVDoubleArrayPtr pvDoubleArray = pvStructure->getSubField<PVDoubleArray>("value");
if(!pvDoubleArray) throw std::runtime_error("value is not a double array");
lock();
try {
beginGroupPut();
pvValue->replace(pvDoubleArray->view());
process();
endGroupPut();
} catch(...) {
unlock();
throw;
}
unlock();
monitor->releaseEvent();
}
}
void ExampleLink::monitorEvent(epics::pvData::MonitorPtr const & monitor)
{
while(true) {
MonitorElementPtr monitorElement = monitor->poll();
if(!monitorElement) break;
PVStructurePtr pvStructurePtr = monitorElement->pvStructurePtr;
PVDoubleArrayPtr pvDoubleArray = pvStructurePtr->getSubField<PVDoubleArray>("value");
if(!pvDoubleArray) throw std::runtime_error("value is not a double array");
lock();
try {
beginGroupPut();
pvValue->replace(pvDoubleArray->view());
process();
endGroupPut();
} catch(...) {
unlock();
throw;
}
unlock();
monitor->release(monitorElement);
}
}
