Ejemplo n.º 1
0
bool Foam::fileFormats::STARCDsurfaceFormat<Face>::read
(
    const fileName& filename
)
{
    const bool mustTriangulate = this->isTri();
    this->clear();

    fileName baseName = filename.lessExt();

    // STAR-CD index of points
    List<label> pointId;

    // read points from .vrt file
    readPoints
    (
        IFstream(baseName + ".vrt")(),
        this->storedPoints(),
        pointId
    );

    // Build inverse mapping (STAR-CD pointId -> index)
    Map<label> mapPointId(2*pointId.size());
    forAll(pointId, i)
    {
        mapPointId.insert(pointId[i], i);
    }
Ejemplo n.º 2
0
bool Foam::fileFormats::NASedgeFormat::read
(
    const fileName& filename
)
{
    clear();

    IFstream is(filename);
    if (!is.good())
    {
        FatalErrorInFunction
            << "Cannot read file " << filename
            << exit(FatalError);
    }

    DynamicList<point>  dynPoints;
    DynamicList<edge>   dynEdges;
    DynamicList<label>  pointId;     // Nastran index of points

    while (is.good())
    {
        string line;
        is.getLine(line);

        // Skip empty or comment
        if (line.empty() || line[0] == '$')
        {
            continue;
        }

        // Check if character 72 is continuation
        if (line.size() > 72 && line[72] == '+')
        {
            line = line.substr(0, 72);

            while (true)
            {
                string buf;
                is.getLine(buf);

                if (buf.size() > 72 && buf[72] == '+')
                {
                    line += buf.substr(8, 64);
                }
                else
                {
                    line += buf.substr(8, buf.size()-8);
                    break;
                }
            }
        }


        // Read first word
        IStringStream lineStream(line);
        word cmd;
        lineStream >> cmd;

        if (cmd == "CBEAM" || cmd == "CROD")
        {
            edge e;

            // label groupId = readLabel(IStringStream(line.substr(16,8))());
            e[0] = readLabel(IStringStream(line.substr(24,8))());
            e[1] = readLabel(IStringStream(line.substr(32,8))());

            // discard groupID
            dynEdges.append(e);
        }
        else if (cmd == "PLOTEL")
        {
            edge e;

            // label groupId = readLabel(IStringStream(line.substr(16,8))());
            e[0] = readLabel(IStringStream(line.substr(16,8))());
            e[1] = readLabel(IStringStream(line.substr(24,8))());

            // discard groupID
            dynEdges.append(e);
        }
        else if (cmd == "GRID")
        {
            label index = readLabel(IStringStream(line.substr(8,8))());
            scalar x = parseNASCoord(line.substr(24, 8));
            scalar y = parseNASCoord(line.substr(32, 8));
            scalar z = parseNASCoord(line.substr(40, 8));

            pointId.append(index);
            dynPoints.append(point(x, y, z));
        }
        else if (cmd == "GRID*")
        {
            // Long format is on two lines with '*' continuation symbol
            // on start of second line.
            // Typical line (spaces compacted)
            // GRID*      126   0 -5.55999875E+02 -5.68730474E+02
            // *         2.14897901E+02

            label index = readLabel(IStringStream(line.substr(8,16))());
            scalar x = parseNASCoord(line.substr(40, 16));
            scalar y = parseNASCoord(line.substr(56, 16));

            is.getLine(line);
            if (line[0] != '*')
            {
                FatalErrorInFunction
                    << "Expected continuation symbol '*' when reading GRID*"
                    << " (double precision coordinate) format" << nl
                    << "Read:" << line << nl
                    << "File:" << is.name() << " line:" << is.lineNumber()
                    << exit(FatalError);
            }
            scalar z = parseNASCoord(line.substr(8, 16));

            pointId.append(index);
            dynPoints.append(point(x, y, z));
        }
    }

    // transfer to normal lists
    storedPoints().transfer(dynPoints);

    pointId.shrink();
    dynEdges.shrink();

    // Build inverse mapping (NASTRAN pointId -> index)
    Map<label> mapPointId(2*pointId.size());
    forAll(pointId, i)
    {
        mapPointId.insert(pointId[i], i);
    }