Function OPS_randomVariable

SRC/interpreter/OpenSeesReliabilityCommands.cpp:681–1094

}

int OPS_randomVariable() {
    RandomVariable *theRandomVariable = 0;
    int tag;
    double mean = 0.0;
    double stdv = 1.0;
    double startPt = 0.0;
    int use_start_pt = 0;

    double param = 0;
    Vector parameters;

    // CHECK THAT AT LEAST ENOUGH ARGUMENTS ARE GIVEN
    if (OPS_GetNumRemainingInputArgs() < 2) {
        opserr
            << "ERROR: invalid number of arguments to randomVariable "
               "command : randomVariable tag dist -mean mean -stdv stdv "
               "-startPoint startPoint -parameters pram1 pram2 ...\n";
        return -1;
    }

    // GET TAG NUMBER
    int numdata = 1;
    if (OPS_GetIntInput(&numdata, &tag) < 0) {
        opserr << "ERROR: invalid input: tag \n";
        return -1;
    }

    // GET DISTRIBUTION
    const char *dist = OPS_GetString();

    char *filename = 0;
    char *functionname = 0;

    // read options
    while (OPS_GetNumRemainingInputArgs() > 0) {
        const char *arg = OPS_GetString();

        if (strcmp(arg, "-file") == 0) {
            if (OPS_GetNumRemainingInputArgs() < 1) {
                opserr
                    << "WARNING not enough args, need -file filename??\n";
                opserr << "for random variable: " << tag << "\n";
                return -1;
            }
            filename = (char *)OPS_GetString();
        }
        if (strcmp(arg, "-function") == 0) {
            if (OPS_GetNumRemainingInputArgs() < 1) {
                opserr << "WARNING not enough args, need -function "
                          "functionname??\n";
                opserr << "for random variable: " << tag << "\n";
                return -1;
            }
            functionname = (char *)OPS_GetString();
        }

        // user specified mean directly
        if (strcmp(arg, "-mean") == 0) {