コード例 #1
0
ファイル: AutoMatrix.cpp プロジェクト: psobczyk/admixedMOSGWA
	void AutoMatrix::removeRow ( const size_t row ) {
		const size_t
			rows = countRows(),
			cols = countColumns();
		for ( size_t i = row + 1; i < rows; ++i ) {
			const Vector rowSource = rowVector( i );
			Vector rowTarget = rowVector( i - 1 );
			rowTarget.copy( rowSource );
		}
		upSize( rows - 1, cols );
	}
コード例 #2
0
ファイル: spxquality.cpp プロジェクト: bubuker/keggle_santa
void SPxSolver::qualSlackViolation(Real& maxviol, Real& sumviol) const
{
   maxviol = 0.0;
   sumviol = 0.0;

   DVector solu( nCols() );
   DVector slacks( nRows() );

   getPrimal( solu );
   getSlacks( slacks );

   for( int row = 0; row < nRows(); ++row )
   {
      const SVector& rowvec = rowVector( row );

      Real val = 0.0;         

      for( int col = 0; col < rowvec.size(); ++col )
         val += rowvec.value( col ) * solu[rowvec.index( col )];

      Real viol = spxAbs(val - slacks[row]);

      if (viol > maxviol)
         maxviol = viol;

      sumviol += viol;
   }
}
コード例 #3
0
ファイル: spxquality.cpp プロジェクト: bubuker/keggle_santa
void SPxSolver::qualConstraintViolation(Real& maxviol, Real& sumviol) const
{
   maxviol = 0.0;
   sumviol = 0.0;

   DVector solu( nCols() );

   getPrimal( solu );

   for( int row = 0; row < nRows(); ++row )
   {
      const SVector& rowvec = rowVector( row );

      Real val = 0.0;         

      for( int col = 0; col < rowvec.size(); ++col )
         val += rowvec.value( col ) * solu[rowvec.index( col )];

      Real viol = 0.0;

      assert(lhs( row ) <= rhs( row ));

      if (val < lhs( row )) 
         viol = spxAbs(val - lhs( row ));
      else
         if (val > rhs( row ))
            viol = spxAbs(val - rhs( row ));

      if (viol > maxviol)
         maxviol = viol;

      sumviol += viol;
   }
}
コード例 #4
0
ファイル: AutoMatrix.cpp プロジェクト: psobczyk/admixedMOSGWA
	Vector AutoMatrix::newRow () {
		const size_t row = countRows();
		upSize( row + 1, countColumns() );
		return rowVector( row );
	}
コード例 #5
0
ファイル: levels.cpp プロジェクト: Rauwch/QT3D
/* method that checks if the save file already exists,
 * if not it will create it else it will read it out
 * and fill the array */
void Levels::getLevelAmount()
{
    QString path = QDir::currentPath() + "/levels.txt";
    QFile * newFile = new QFile(path);
    QFile * file = new QFile(":/assets/Levels/levels.txt");
    QTextStream stream(newFile);
    QString line;
    QStringList list;
    /* boolean gets set if the newFile already exists*/
    bool fileExists = newFile->exists();
    vector <int> rowVector(2);
    int row = 0;
    if(!file->open(QIODevice::ReadOnly| QIODevice::Text))
    {
        qDebug()<< "error opening levels";
        return;
    }

    if(newFile->open(QIODevice::ReadWrite | QIODevice::Text))
    {
        /*write all the content of file in newFile*/
        if(!fileExists){
            QTextStream in(file);
            QString leaderPath;

            while (!in.atEnd())
            {
                line = in.readLine();
                stream << line;
                stream << endl;

                row++;
                /* create leaderboard file for each level */
                leaderPath= QDir::currentPath() + "/leaderboard"+QString::number(row)+ ".txt";
                QFile * leaderBoard = new QFile(leaderPath);
                /* opening a file that doesn't exist yet will creat this file */
                if(!leaderBoard->open(QIODevice::ReadWrite| QIODevice::Text))
                {
                    qDebug()<< leaderBoard->errorString();
                    return;
                }
                leaderBoard->close();
            }
        }
        stream.seek(0);
        row = 0;
        /*add the content of newFile to the levelArray*/
        while (!stream.atEnd())
        {
            line = stream.readLine();
            if (!line.isEmpty()&&!line.isNull()){
                list=line.split(" ");
                levelArray.push_back(rowVector);
                for(int col = 0; col < 2; col++){
                    levelArray[row][col] = list.at(col).toInt();
                }
                row++;
            }
        }
    }

    amountOfLevels = row;
    file->close();
    newFile->close();
}