57 lines
1.5 KiB
C++
57 lines
1.5 KiB
C++
/*exampleEasyMultiDouble.cpp */
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/**
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* Copyright - See the COPYRIGHT that is included with this distribution.
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* EPICS pvData is distributed subject to a Software License Agreement found
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* in file LICENSE that is included with this distribution.
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*/
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/**
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* @author mrk
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*/
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/* Author: Marty Kraimer */
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#include <iostream>
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#include <pv/easyMultiDouble.h>
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using namespace std;
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using namespace epics::pvData;
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using namespace epics::pvAccess;
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using namespace epics::easyPVA;
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static void example(EasyPVAPtr const &easyPVA)
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{
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cout << "example multiDouble\n";
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size_t num = 5;
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shared_vector<string> channelNames(num);
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channelNames[0] = "exampleDouble01";
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channelNames[1] = "exampleDouble02";
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channelNames[2] = "exampleDouble03";
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channelNames[3] = "exampleDouble04";
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channelNames[4] = "exampleDouble05";
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PVStringArrayPtr pvNames =
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getPVDataCreate()->createPVScalarArray<PVStringArray>();
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pvNames->replace(freeze(channelNames));
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EasyMultiDoublePtr multiDouble(EasyMultiDouble::create(easyPVA,pvNames));
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try {
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shared_vector<double> data = multiDouble->get();
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cout << "initial " << data << endl;
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for(size_t i=0; i<num; ++i) data[i] = data[i] + 1.1;
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multiDouble->put(data);
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data = multiDouble->get();
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cout << "final " << data << endl;
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} catch (std::runtime_error e) {
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cout << "exception " << e.what() << endl;
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}
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}
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int main(int argc,char *argv[])
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{
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EasyPVAPtr easyPVA = EasyPVA::create();
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example(easyPVA);
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return 0;
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}
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