int main(int argc, char **argv)
{
str_param[0] = "";
getCommandLine(int_ident, int_param, nia,
str_ident, str_param, nsa,
&(argv[1]), argc-1);
if( argc < 2 || int_param[0] != NOVAL || !strcmp( argv[argc-1], "-h" ) )
{
outputHelpMessage();
}
else
{
SatSolver solver;
solver.params.verbosity = ( int_param[1] != NOVAL ? int_param[1] : 4 );
solver.params.time_limit = ( (double)(int_param[2] != NOVAL ? int_param[2] : -1 ) );
solver.params.seed = ( int_param[3] != NOVAL ? int_param[3] : 11041979 );
solver.params.randomization = ( int_param[4] != NOVAL ? abs(int_param[4]) : 2 );
if(solver.params.randomization == 0)
solver.params.randomization = 1;
solver.params.shuffle = ( int_param[4] > 0 );
solver.params.restart_base = ( int_param[5] != NOVAL ? int_param[5] : 200 );
solver.params.restart_limit = ( int_param[5] != NOVAL ? int_param[5] : 200 );
solver.params.restart_factor = ( strcmp(str_param[0],"nil") ? atof(str_param[0]) : 1.05 );
solver.params.decay = ( strcmp(str_param[1],"nil") ? atof(str_param[1]) : .96 );
solver.params.forgetfulness = ( strcmp(str_param[2],"nil") ? atof(str_param[2]) : .75 );
solver.setPolicy ( ( strcmp(str_param[3],"luby") ? GEOMETRIC : LUBY ) );
solver.parseDimacs(argv[1]);
solver.printAll(std::cout);
solver.solve();
}
return 0;
}
int main(int argc, char** argv)
{
Options options;
if (!parseCommandLine(argc, argv, options))
{
return 1;
}
std::cout << "-- Reading pattern from file: " << options.pattern << std::endl;
Pattern pat;
std::ifstream f(options.pattern);
if (!f)
{
std::cout << "-- Error: Cannot open " << options.pattern << std::endl;
return 1;
}
try
{
pat.load(f);
}
catch (std::exception& e)
{
std::cout << "-- Error: " << e.what() << std::endl;
return 1;
}
SatSolver s;
std::cout << "-- Building formula for " << options.evolutions << " evolution steps..." << std::endl;
std::vector<Field> fields;
for (int g = 0; g <= options.evolutions; ++g)
{
fields.push_back(Field(s, pat.width(), pat.height()));
if (g > 0)
{
transition(s, fields[g-1], fields[g]);
}
}
if (options.backwards)
{
std::cout << "-- Setting pattern constraint on last generation..." << std::endl;
patternConstraint(s, fields.back(), pat);
}
else
{
std::cout << "-- Setting pattern constraint on first generation..." << std::endl;
patternConstraint(s, fields.front(), pat);
}
std::cout << "-- Solving formula..." << std::endl;
if (!s.solve())
{
std::cout << "-- Formula is not solvable. The selected pattern is probably too restrictive!" << std::endl;
return 1;
}
std::cout << std::endl;
for (int g = 0; g <= options.evolutions; ++g)
{
if (options.backwards)
{
if (g == 0)
{
std::cout << "-- Initial generation:" << std::endl;
}
else if (g == options.evolutions)
{
std::cout << "-- Evolves to final generation (from pattern):" << std::endl;
}
else
{
std::cout << "-- Evolves to:" << std::endl;
}
}
else
{
if (g == 0)
{
std::cout << "-- Initial generation (from pattern):" << std::endl;
}
else if (g == options.evolutions)
{
std::cout << "-- Evolves to final generation:" << std::endl;
}
else
{
std::cout << "-- Evolves to:" << std::endl;
}
}
fields[g].print(std::cout, s);
std::cout << std::endl;
}
return 0;
}
