nikola/opendaq-example-function-block
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This commit is contained in:
Nikola Petrov
2026-02-24 13:03:18 +01:00
parent 5fb3c3bf90
commit 25c4594196
18 changed files with 264 additions and 65 deletions
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34
example_application/main.cpp
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@@ -5,22 +5,34 @@
#include <iostream>
#include <opendaq/opendaq.h>
using namespace std::literals::chrono_literals;
using namespace daq;
int main(int /*argc*/, const char* /*argv*/[])
{
const auto instance = InstanceBuilder().addModulePath(MODULE_PATH).build();
auto referenceDevice = instance.addDevice("daqref://device0");
auto renderer = instance.addFunctionBlock("RefFBModuleRenderer");
auto exampleModule = instance.addFunctionBlock("ExampleScalingModule");
exampleModule.setPropertyValue("Scale", 3);
exampleModule.setPropertyValue("Offset", -2);
const InstancePtr instance = InstanceBuilder().addModulePath(MODULE_PATH).build();
exampleModule.getInputPorts()[0].connect(referenceDevice.getSignalsRecursive()[0]);
renderer.getInputPorts()[0].connect(referenceDevice.getSignalsRecursive()[0]);
renderer.getInputPorts()[1].connect(exampleModule.getSignals()[0]);
DevicePtr device = instance.addDevice("daqref://device0");
std::cout << "Press \"enter\" to exit the application..." << std::endl;
std::cin.get();
ChannelPtr channel = device.getChannels()[0];
SignalPtr signal = channel.getSignals()[0];
FunctionBlockPtr renderer = instance.addFunctionBlock("RefFBModuleRenderer");
FunctionBlockPtr module = instance.addFunctionBlock("ExampleIIRFilter");
module.setPropertyValue("CutoffFrequency", 10);
module.getInputPorts()[0].connect(signal);
renderer.getInputPorts()[0].connect(signal);
renderer.getInputPorts()[1].connect(module.getSignals()[0]);
// Set the frequency to 5 Hz
channel.setPropertyValue("Frequency", 5);
// Set the noise amplitude to 0.75
channel.setPropertyValue("NoiseAmplitude", 0.75);
std::this_thread::sleep_for(5s);
return 0;
}