Potential1210::Values Potential1210::getParameters
(Atom::Type I, Atom::Type J) const
{
Potential1210::Values parameters;
assignParameters(parameters, I, J);
return parameters;
}
CosineTorsion::Values CosineTorsion::getParameters
(Atom::Type I, Atom::Type J, Atom::Type K, Atom::Type L) const
{
CosineTorsion::Values parameters;
assignParameters(parameters, I, J, K, L);
return parameters;
}
void Master::_initializeParameters()
{
// Master::_initializeParameters(): local variables
/* The function \a _initializeLpParameters() initializes the LP solver
* specific Parameters. It is called after the parameter-file
* {\tt .abacus} was read and all general parameters were processed.
*
* This function is implemented in the file \a lpif.cc.
*/
if(readParamFromFile_) {
// set up the name of the configuration file
// The location of the configuration file .abacus is given by the environment variable ABACUS_DIR.
char *abacusDir = getenv("ABACUS_DIR");
if (!abacusDir) {
Logger::ifout() << "environment variable ABACUS_DIR not found\n";
OGDF_THROW_PARAM(AlgorithmFailureException, ogdf::AlgorithmFailureCode::IllegalParameter);
}
#ifdef OGDF_SYSTEM_UNIX
string configFileName = string(abacusDir) + "/.abacus";
#else
string configFileName = string(abacusDir) + "\\.abacus";
#endif
readParameters(configFileName);
} else {
// set default values for abacus parameters
insertParameter("EnumerationStrategy","BestFirst");
insertParameter("BranchingStrategy","CloseHalfExpensive");
insertParameter("NBranchingVariableCandidates","1");
insertParameter("NStrongBranchingIterations","50");
insertParameter("Guarantee","0.0");
insertParameter("MaxLevel","999999");
insertParameter("MaxNSub","9999999");
insertParameter("MaxCpuTime","99999:59:59");
insertParameter("MaxCowTime","99999:59:59");
insertParameter("ObjInteger","false");
insertParameter("TailOffNLps","0");
insertParameter("TailOffPercent","0.0001");
insertParameter("DelayedBranchingThreshold","0");
insertParameter("MinDormantRounds","1");
insertParameter("PrimalBoundInitMode","None");
insertParameter("PricingFrequency","0");
insertParameter("SkipFactor","1");
insertParameter("SkippingMode","SkipByNode");
insertParameter("FixSetByRedCost","true");
insertParameter("PrintLP","false");
insertParameter("MaxConAdd","100");
insertParameter("MaxConBuffered","100");
insertParameter("MaxVarAdd","500");
insertParameter("MaxVarBuffered","500");
insertParameter("MaxIterations","-1");
insertParameter("EliminateFixedSet","false");
insertParameter("NewRootReOptimize","false");
insertParameter("ShowAverageCutDistance","false");
insertParameter("ConstraintEliminationMode","Basic");
insertParameter("ConElimEps","0.001");
insertParameter("ConElimAge","1");
insertParameter("VariableEliminationMode","ReducedCost");
insertParameter("VarElimEps","0.001");
insertParameter("VarElimAge","1");
insertParameter("VbcLog","None");
#if defined(COIN_OSI_CPX)
insertParameter("DefaultLpSolver","CPLEX");
#elif defined(COIN_OSI_SYM)
insertParameter("DefaultLpSolver","SYMPHONY");
#elif defined(COIN_OSI_GRB)
insertParameter("DefaultLpSolver","Gurobi");
#else
insertParameter("DefaultLpSolver","Clp");
#endif
insertParameter("SolveApprox","false");
_setDefaultLpParameters();
}
// let the user set/overwrite parameters in 4 steps.
// 1) Assign parameters that were read from the global abacus config file
assignParameters();
// 2) Allow user to read parameters from custom config file
initializeParameters();
// 3) Assign parameters from custom config file.
// this assigns all parameters that were read from the abacus config file
// in the abacus directory and those that the user read from a file
// in initializeParameters(). However, this will overwrite any parameter
// that was set directly.
assignParameters();
// 4) Allow user to set parameters directly
// call initializeParameters again so that parameters that were set directly
// (and not via a config file) can be set (undo the overwrite from step 2).
// Since we do *not* call assignParameters again, those parameters are not
// overwritten this time.
initializeParameters();
_initializeLpParameters();
}
