Function example_ecvs_async

examples/external_interface/cpp-interface/main.cpp:113–164

void example_ecvs_async (void)
{
    char infile[] = "../../../example_ecvs.net";

    printf ("\nRunning example_ecvs_async function\n");
    printf ("Demonstrates setting a voltage source from external code\nduring simulation.\n");
    printf ("Evaluates netlist file %s.\n\n", infile);

    char * ecvsname = "ECVS1";
    char * iprobename = "Pr1";

    double probe_current;

    int exists = -1;

    trsolver_interface qtr;

    qtr.prepare_netlist (infile);

    qtr.setMessageFcn (&testmessage);

    double tend = 1;
    double start = 0.0;
    double delta = (tend - start) / 10;

    qtr.init (start, delta, ETR_MODE_ASYNC);

    exists = qtr.setECVSVoltage(ecvsname, 0);

    qtr.printSolution ();

    for (double t = start; t <= tend; t += delta)
    {
        exists = qtr.setECVSVoltage (ecvsname, std::sin(2 * 3.142 * 1.0 * t));

        qtr.stepsolve_async (t);

        // prints the whole solution, all node voltages and branch currents
        qtr.printSolution ();

        exists = qtr.getIProbeI (iprobename, probe_current);

        if (exists == 0)
        {
            printf ("%s probe current: %f\n", iprobename, probe_current);
        }

        // the solution must be explicitly accepted for it to become a
        // part of the circuit solution history
        qtr.acceptstep_async ();
    }
}