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C++ CoinPackedMatrix::submatrixOfWithDuplicates方法代码示例

本文整理汇总了C++中CoinPackedMatrix::submatrixOfWithDuplicates方法的典型用法代码示例。如果您正苦于以下问题:C++ CoinPackedMatrix::submatrixOfWithDuplicates方法的具体用法?C++ CoinPackedMatrix::submatrixOfWithDuplicates怎么用?C++ CoinPackedMatrix::submatrixOfWithDuplicates使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在CoinPackedMatrix的用法示例。


在下文中一共展示了CoinPackedMatrix::submatrixOfWithDuplicates方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: main


//.........这里部分代码省略.........
               offset = columnUpper[iColumn];
          } else {
               // taken care of before
               abort();
          }
          if (offset) {
               objOffset += offset * objective[iColumn];
               for (CoinBigIndex j = columnStart[iColumn];
                         j < columnStart[iColumn] + columnLength[iColumn]; j++) {
                    int iRow = row[j];
                    if (rowLower[iRow] > -1.0e20)
                         rowLower[iRow] -= offset * elementByColumn[j];
                    if (rowUpper[iRow] < 1.0e20)
                         rowUpper[iRow] -= offset * elementByColumn[j];
               }
          }
     }
     int * which = new int[numberRows+numberExtraRows];
     rowCopy.reverseOrdering();
     rowCopy.transpose();
     double * fromRowsLower = new double[numberRows+numberExtraRows];
     double * fromRowsUpper = new double[numberRows+numberExtraRows];
     double * newObjective = new double[numberRows+numberExtraRows];
     double * fromColumnsLower = new double[numberColumns];
     double * fromColumnsUpper = new double[numberColumns];
     for (iColumn = 0; iColumn < numberColumns; iColumn++) {
          // Offset is already in
          if (columnUpper[iColumn] >= 1.0e20) {
               if (columnLower[iColumn] > -1.0e20) {
                    fromColumnsLower[iColumn] = -COIN_DBL_MAX;
                    fromColumnsUpper[iColumn] = objective[iColumn];
               } else {
                    // free
                    fromColumnsLower[iColumn] = objective[iColumn];
                    fromColumnsUpper[iColumn] = objective[iColumn];
               }
          } else if (columnLower[iColumn] <= -1.0e20) {
               fromColumnsLower[iColumn] = objective[iColumn];
               fromColumnsUpper[iColumn] = COIN_DBL_MAX;
          } else {
               abort();
          }
     }
     int kRow = 0;
     for (iRow = 0; iRow < numberRows; iRow++) {
          if (rowLower[iRow] <= -1.0e20) {
               assert(rowUpper[iRow] < 1.0e20);
               newObjective[kRow] = -rowUpper[iRow];
               fromRowsLower[kRow] = -COIN_DBL_MAX;
               fromRowsUpper[kRow] = 0.0;
               which[kRow] = iRow;
               kRow++;
          } else if (rowUpper[iRow] >= 1.0e20) {
               newObjective[kRow] = -rowLower[iRow];
               fromRowsLower[kRow] = 0.0;
               fromRowsUpper[kRow] = COIN_DBL_MAX;
               which[kRow] = iRow;
               kRow++;
          } else {
               if (rowUpper[iRow] == rowLower[iRow]) {
                    newObjective[kRow] = -rowLower[iRow];
                    fromRowsLower[kRow] = -COIN_DBL_MAX;;
                    fromRowsUpper[kRow] = COIN_DBL_MAX;
                    which[kRow] = iRow;
                    kRow++;
               } else {
                    // range
                    newObjective[kRow] = -rowUpper[iRow];
                    fromRowsLower[kRow] = -COIN_DBL_MAX;
                    fromRowsUpper[kRow] = 0.0;
                    which[kRow] = iRow;
                    kRow++;
                    newObjective[kRow] = -rowLower[iRow];
                    fromRowsLower[kRow] = 0.0;
                    fromRowsUpper[kRow] = COIN_DBL_MAX;
                    which[kRow] = iRow;
                    kRow++;
               }
          }
     }
     if (numberExtraRows) {
          CoinPackedMatrix newCopy;
          newCopy.submatrixOfWithDuplicates(rowCopy, kRow, which);
          rowCopy = newCopy;
     }
     ClpSimplex modelDual;
     modelDual.loadProblem(rowCopy, fromRowsLower, fromRowsUpper, newObjective,
                           fromColumnsLower, fromColumnsUpper);
     modelDual.setObjectiveOffset(objOffset);
     delete [] fromRowsLower;
     delete [] fromRowsUpper;
     delete [] fromColumnsLower;
     delete [] fromColumnsUpper;
     delete [] newObjective;
     delete [] which;
     delete [] rowLower;
     delete [] rowUpper;
     modelDual.writeMps("dual.mps");
     return 0;
}
开发者ID:coin-or,项目名称:Clp,代码行数:101,代码来源:makeDual.cpp


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