#include "scv.h"// nbcode "def" start//create a constraint classstruct addr_constraint : public scv_constraint_base {  //create the objects that will be constrained  scv_smart_ptr<int> row;  scv_smart_ptr<int> col;  SCV_CONSTRAINT_CTOR(addr_constraint) {    string tmp = string(get_name()) + ".row";    row->set_name(tmp.c_str());    tmp = string(get_name()) + ".col";    col->set_name(tmp.c_str());    //soft constraint on row to be between 10 and 50 exclusive or    //between 200 and 250 inclusive    SCV_SOFT_CONSTRAINT ( (row() >   10 && row() <   50)  ||                           (row() >= 200 && row() <= 250) );    //hard constraint on row to be between the min and max    //values in the soft constraint, eg, between 10 and 250    SCV_CONSTRAINT ( (row() > 10) && (row() <= 250) );    //hard constraint on col betwen row-5 and row+20    SCV_CONSTRAINT ( col() > ( row() - 5) );    SCV_CONSTRAINT ( col() < ( row() + 20) );  }};// nbcode "def" endint sc_main (int argc, char** argv) {  scv_random::set_global_seed(0xCCCC);  // nbcode "decl" start  //instantiate a constrained object  addr_constraint addr("addr");  //disable randomization on col  addr.col->disable_randomization();  // nbcode "decl" end  // nbcode "print" start  //set value on col, and randomize the object 5 times  int i, j;  for(i=25, j=0; i<250; i+=50, ++j) {    *(addr.col) = i;    addr.next();    scv_out << addr.row->get_name() << " = " << *(addr.row) << "\n"            << addr.col->get_name() << " = " << *(addr.col) << "\n" << endl;  }  scv_out << endl;  // nbcode "print" end  return 0;}