Esempio n. 1
0
void
AuxBoundaryData::initialize (const BoxArray& ba,
			     int             n_grow,
			     int             n_comp,
                             const Geometry& geom)
{
    BL_ASSERT(!m_initialized);

    const bool verbose   = false;
    const int  NProcs    = ParallelDescriptor::NProcs();
    const Real strt_time = ParallelDescriptor::second();

    m_ngrow = n_grow;

    BoxList gcells = BoxLib::GetBndryCells(ba,n_grow);
    //
    // Remove any intersections with periodically shifted valid region.
    //
    if (geom.isAnyPeriodic())
    {
        Box dmn = geom.Domain();

        for (int d = 0; d < BL_SPACEDIM; d++)
            if (!geom.isPeriodic(d)) 
                dmn.grow(d,n_grow);

        for (BoxList::iterator it = gcells.begin(); it != gcells.end(); )
        {
            const Box& isect = *it & dmn;

            if (isect.ok())
            {
                *it++ = isect;
            }
            else
            {
                gcells.remove(it++);
            }
        }
    }

    gcells.simplify();

    if (gcells.size() < NProcs)
    {
        gcells.maxSize(BL_SPACEDIM == 3 ? 64 : 128);
    }

    BoxArray nba(gcells);

    gcells.clear();

    if (nba.size() > 0)
    {
        m_fabs.define(nba, n_comp, 0, Fab_allocate);
    }
    else
    {
        m_empty = true;
    }

    if (verbose)
    {
        const int IOProc   = ParallelDescriptor::IOProcessorNumber();
        Real      run_time = ParallelDescriptor::second() - strt_time;
	const int sz       = nba.size();

#ifdef BL_LAZY
	Lazy::QueueReduction( [=] () mutable {
#endif
        ParallelDescriptor::ReduceRealMax(run_time,IOProc);
        if (ParallelDescriptor::IOProcessor()) 
            std::cout << "AuxBoundaryData::initialize() size = " << sz << ", time = " << run_time << '\n';
#ifdef BL_LAZY
	});
#endif
    }

    m_initialized = true;
}
Esempio n. 2
0
void ImagePane::paintEvent(QPaintEvent* /*event*/)
{
    QPainter painter(this);

    //draw the transformed version of the text-object image
    painter.drawImage(0, 0, transformedImage);

    //then we draw the bounding boxes
    //TODO inscriptions with at least one graph are a different color (?)

    //in case index numbers are visible, set font
    QFont font;
    font.setPixelSize(30/zoom); //TODO make font size dependent on resolution
    painter.setFont(font);
    QPen pen;
    pen.setWidth(0);
    pen.setColor(Qt::red);
    painter.setPen(pen);
    //make a list of bounding boxes according to current mode
    BoxList currentBoxList; //this is a list of all boxes
    currentBoxList.clear();
    switch(mode)
    {
    case SURFACE:
        currentBoxList.append(*surf); //list of one item, consting of the surface bounding box
        break;
    case INSCRIPTION:
        for(int i=0; i < surf->inscriptionCount(); i++)
            currentBoxList.insertBox(surf->inscrAt(i), i);
        break;
    case GRAPH:
        for(int i=0; i < surf->ptrInscrAt(currentInscrIndex)->count(); i++)
            currentBoxList.insertBox(surf->ptrInscrAt(currentInscrIndex)->at(i), i);
        break;
    default:
       break;
    }
    //iterate through the list of bounding boxes
    for (int i=0; i<currentBoxList.size(); i++)
    {
        BoundingBox currentBox = currentBoxList.at(i);

        //the bounding boxes need to be rotated and scaled
        QTransform boxTransform; //identity matrix
        //first we need to handle the bounding box's own rotation
        //by inverting the true matrix that was applied to the image
        //at the time each bounding box was created
        //(note: we don't need to worry about scale, as we took account of that
        //when the bounding box was created)
        boxTransform.rotate(currentBox.getRotation());
        boxTransform = QImage::trueMatrix(boxTransform,
                                          currentImage.width(), currentImage.height());
        boxTransform = boxTransform.inverted();
	
        //then we compound the above matrix with the current transformation of the image
        QTransform imageTrueTransform = QImage::trueMatrix(transform,
                                                           currentImage.width(), currentImage.height());
        painter.setWorldTransform(boxTransform * imageTrueTransform);
        //now draw the box
        //pen color is red; set the pen-color to green if this is the current box.
        if(i==currentBoxIndex)
        {
            QPen pen;
            pen.setWidth(0);
            pen.setColor(Qt::green);
            painter.setPen(pen);
        }
        painter.drawRect(currentBox);
        //and add an (optional) index number
        if(indexNumbersVisible)
        {
            painter.drawText(currentBox.left(), currentBox.top(), 50/zoom, 50/zoom,
                             Qt::AlignBottom,  QString("%1").arg(i+1)); //visible index, so base = 1, not zero
        }
        //return pen color to red (might be green)
        QPen pen;
        pen.setWidth(0);
        pen.setColor(Qt::red);
        painter.setPen(Qt::red);
    }

    //if label is not resized, it will stay large on zoom out
    //resulting in misleading / redundant scroll bars
    resize(transformedImage.size()); // keep label same size as image
}