public void RunProblem(string problemName, double optimalValue,
int colCount, int rowCount, int nonZeroCount, int rangeCount,
int objectSense, double objectConst, double[] objectCoeffs,
double[] lowerBounds, double[] upperBounds, char[] rowType,
double[] rhsValues, double[] rangeValues, int[] matrixBegin,
int[] matrixCount, int[] matrixIndex, double[] matrixValues,
string[] colNames, string[] rowNames, string objectName,
double[] initValues, char[] colType)
{
IntPtr hProb;
int result;
logTxt.NewLine();
logTxt.WriteLine("Solve Problem: " + problemName + " (obj=" + optimalValue + ")");
logTxt.WriteLine("---------------------------------------------------------------");
hProb = CoinMP.CoinCreateProblem(problemName);
result = CoinMP.CoinLoadMatrix(hProb, colCount, rowCount, nonZeroCount, rangeCount,
objectSense, objectConst, objectCoeffs, lowerBounds, upperBounds,
rowType, rhsValues, rangeValues, matrixBegin, matrixCount,
matrixIndex, matrixValues);
result = CoinMP.CoinLoadNames(hProb, colNames, rowNames, objectName);
if (result != 0)
{
logTxt.WriteLine("CoinLoadProblem failed");
}
if (colType != null)
{
result = CoinMP.CoinLoadInteger(hProb, colType);
if (result != 0)
{
logTxt.WriteLine("CoinLoadInteger failed");
}
}
result = CoinMP.CoinCheckProblem(hProb);
if (result != 0)
{
logTxt.WriteLine("Check Problem failed (result = " + result + ")");
}
CoinMP.MsgLogDelegate MsgLogDelegate = new CoinMP.MsgLogDelegate(MsgLogCallback);
result = CoinMP.CoinSetMsgLogCallback(hProb, MsgLogDelegate);
result = CoinMP.CoinOptimizeProblem(hProb);
result = CoinMP.CoinWriteFile(hProb, CoinMP.SOLV_FILE_MPS, problemName);
GetAndCheckSolution(optimalValue, hProb);
result = CoinMP.CoinUnloadProblem(hProb);
}
public override object CreateProblem(int columns)
{
NUM_COLS = columns;
NUM_ROWS = 0;
ObjectCoeffs = new double[columns];
Matrix = new double[1, columns];
RowTypes = new char[1];
RhsValues = new double[1];
RangeValues = new double[1];
ColNames = new string[NUM_COLS];
RowNames = new string[1];
SosType = new int[1];
SosPrior = new int[1];
SosBegin = new int[1];
SosIndex = new int[1];
for (int i = 0; i < NUM_COLS; i++)
{
ColNames[i] = "C" + i;
}
return((IntPtr)CoinMP.CoinCreateProblem("Problem_CoinMP"));
}