void QSvgTinyDocument::mapSourceToTarget(QPainter *p, const QRectF &targetRect, const QRectF &sourceRect)
{
    QRectF target = targetRect;
    if (target.isNull()) {
        QPaintDevice *dev = p->device();
        QRectF deviceRect(0, 0, dev->width(), dev->height());
        if (deviceRect.isNull()) {
            if (sourceRect.isNull())
                target = QRectF(QPointF(0, 0), size());
            else
                target = QRectF(QPointF(0, 0), sourceRect.size());
        } else {
            target = deviceRect;
        }
    }

    QRectF source = sourceRect;
    if (source.isNull())
        source = viewBox();

    if (source != target && !source.isNull()) {
        QTransform transform;
        transform.scale(target.width() / source.width(),
                  target.height() / source.height());
        QRectF c2 = transform.mapRect(source);
        p->translate(target.x() - c2.x(),
                     target.y() - c2.y());
        p->scale(target.width() / source.width(),
                 target.height() / source.height());
    }
}
void QBlitterPaintEnginePrivate::fillRect(const QRectF &rect, const QColor &color)
{
    Q_Q(QBlitterPaintEngine);
    pmData->unmarkRasterOverlay(rect);
    QRectF targetRect = rect;
    if (hasXForm)
        targetRect = q->state()->matrix.mapRect(rect);
    const QClipData *clipData = clip();
    if (clipData) {
        if (clipData->hasRectClip) {
            unlock();
            pmData->blittable()->fillRect(targetRect & clipData->clipRect, color);
        } else if (clipData->hasRegionClip) {
            QVector<QRect> rects = clipData->clipRegion.rects();
            for (int i = 0; i < rects.size(); ++i) {
                QRect intersectRect = rects.at(i).intersected(targetRect.toRect());
                if (!intersectRect.isEmpty()) {
                    unlock();
                    pmData->blittable()->fillRect(intersectRect, color);
                }
            }
        }
    } else {
        if (targetRect.x() >= 0 && targetRect.y() >= 0
            && targetRect.width() <= q->paintDevice()->width()
            && targetRect.height() <= q->paintDevice()->height()) {
            unlock();
            pmData->blittable()->fillRect(targetRect, color);
        } else {
            QRectF deviceRect(0, 0, q->paintDevice()->width(), q->paintDevice()->height());
            unlock();
            pmData->blittable()->fillRect(deviceRect & targetRect, color);
        }
    }
}
Beispiel #3
0
void QBlitterPaintEngine::drawPixmap(const QRectF &r, const QPixmap &pm, const QRectF &sr)
{
    Q_D(QBlitterPaintEngine);
    bool canDrawOpacity;

    canDrawOpacity = d->caps.canBlitterDrawPixmapOpacity(pm);
    if (canDrawOpacity || (d->caps.canBlitterDrawPixmap(r, pm, sr))) {

        d->unlock();
        QRectF targetRect = r;
        if (d->hasXForm)
            targetRect = state()->matrix.mapRect(r);
        const QClipData *clipData = d->clip();
        if (clipData) {
            if (clipData->hasRectClip) {
                d->clipAndDrawPixmap(clipData->clipRect, targetRect, pm, sr, canDrawOpacity);
            } else if (clipData->hasRegionClip) {
                QVector<QRect>rects = clipData->clipRegion.rects();
                for (int i = 0; i<rects.size(); ++i)
                    d->clipAndDrawPixmap(rects.at(i), targetRect, pm, sr, canDrawOpacity);
            }
        } else {
            QRectF deviceRect(0, 0, paintDevice()->width(), paintDevice()->height());
            d->clipAndDrawPixmap(deviceRect, targetRect, pm, sr, canDrawOpacity);
        }
    }else {
        d->lock();
        d->pmData->markRasterOverlay(r);
        QRasterPaintEngine::drawPixmap(r, pm, sr);
    }
}
Beispiel #4
0
void QBlitterPaintEngine::drawPixmap(const QRectF &r, const QPixmap &pm, const QRectF &sr)
{
    Q_D(QBlitterPaintEngine);
    if (d->capabillities->canBlitterDrawPixmap(r,pm,sr)) {

        d->unlock();
        QRectF targetRect = r;
        if (d->hasXForm) {
            targetRect = state()->matrix.mapRect(r);
        }
        const QClipData *clipData = clip();
        if (clipData) {
            if (clipData->hasRectClip) {
                d->clipAndDrawPixmap(clipData->clipRect,targetRect,pm,sr);
            }else if (clipData->hasRegionClip) {
                QVector<QRect>rects = clipData->clipRegion.rects();
                for (int i = 0; i<rects.size(); i++) {
                    d->clipAndDrawPixmap(rects.at(i),targetRect,pm,sr);
                }
            }
        } else {
            QRectF deviceRect(0,0,d->raster->paintDevice()->width(), d->raster->paintDevice()->height());
            d->clipAndDrawPixmap(deviceRect,targetRect,pm,sr);
        }
    }else {
        d->lock();
        d->pmData->markRasterOverlay(r);
        d->raster->drawPixmap(r, pm, sr);
    }
}
void QSGDefaultRenderer::render()
{
#if defined (QML_RUNTIME_TESTING)
    static bool dumpTree = qApp->arguments().contains(QLatin1String("--dump-tree"));
    if (dumpTree) {
        printf("\n\n");
        QSGNodeDumper::dump(rootNode());
    }
#endif

#ifdef RENDERER_DEBUG
    debugTimer.invalidate();
    debugTimer.start();
    geometryNodesDrawn = 0;
    materialChanges = 0;
#endif

    glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
    glDisable(GL_BLEND);

    glFrontFace(isMirrored() ? GL_CW : GL_CCW);
    glDisable(GL_CULL_FACE);

    glEnable(GL_DEPTH_TEST);
    glDepthMask(true);
    glDepthFunc(GL_GREATER);
#if defined(QT_OPENGL_ES)
    glClearDepthf(0);
#else
    glClearDepth(0);
#endif

    glDisable(GL_SCISSOR_TEST);
    glClearColor(m_clear_color.redF(), m_clear_color.greenF(), m_clear_color.blueF(), m_clear_color.alphaF());

#ifdef RENDERER_DEBUG
    int debugtimeSetup = debugTimer.elapsed();
#endif

    bindable()->clear(clearMode());

#ifdef RENDERER_DEBUG
    int debugtimeClear = debugTimer.elapsed();
#endif

    QRect r = viewportRect();
    glViewport(r.x(), deviceRect().bottom() - r.bottom(), r.width(), r.height());
    m_current_projection_matrix = projectionMatrix();
    m_current_model_view_matrix.setToIdentity();

    m_currentClip = 0;
    glDisable(GL_STENCIL_TEST);

    m_currentMaterial = 0;
    m_currentProgram = 0;
    m_currentMatrix = 0;

    if (m_rebuild_lists) {
        m_opaqueNodes.reset();
        m_transparentNodes.reset();
        m_currentRenderOrder = 1;
        buildLists(rootNode());
        m_rebuild_lists = false;
    }

#ifdef RENDERER_DEBUG
    int debugtimeLists = debugTimer.elapsed();
#endif


    if (m_needs_sorting) {
        if (!m_opaqueNodes.isEmpty()) {
            qSort(&m_opaqueNodes.first(), &m_opaqueNodes.first() + m_opaqueNodes.size(),
                  m_sort_front_to_back
                  ? nodeLessThanWithRenderOrder
                  : nodeLessThan);
        }
        m_needs_sorting = false;
    }

#ifdef RENDERER_DEBUG
    int debugtimeSorting = debugTimer.elapsed();
#endif

    m_renderOrderMatrix.setToIdentity();
    m_renderOrderMatrix.scale(1, 1, qreal(1) / m_currentRenderOrder);

    glDisable(GL_BLEND);
    glDepthMask(true);
#ifdef QML_RUNTIME_TESTING
    if (m_render_opaque_nodes)
#endif
    {
#if defined (QML_RUNTIME_TESTING)
        if (dumpTree)
            qDebug() << "Opaque Nodes:";
#endif
        renderNodes(m_opaqueNodes);
    }

#ifdef RENDERER_DEBUG
    int debugtimeOpaque = debugTimer.elapsed();
    int opaqueNodes = geometryNodesDrawn;
    int opaqueMaterialChanges = materialChanges;
#endif

    glEnable(GL_BLEND);
    glDepthMask(false);
#ifdef QML_RUNTIME_TESTING
    if (m_render_alpha_nodes)
#endif
    {
#if defined (QML_RUNTIME_TESTING)
        if (dumpTree)
            qDebug() << "Alpha Nodes:";
#endif
        renderNodes(m_transparentNodes);
    }

#ifdef RENDERER_DEBUG
    int debugtimeAlpha = debugTimer.elapsed();
#endif


    if (m_currentProgram)
        m_currentProgram->deactivate();

#ifdef RENDERER_DEBUG
    if (debugTimer.elapsed() > DEBUG_THRESHOLD) {
        printf(" --- Renderer breakdown:\n"
               "     - setup=%d, clear=%d, building=%d, sorting=%d, opaque=%d, alpha=%d\n"
               "     - material changes: opaque=%d, alpha=%d, total=%d\n"
               "     - geometry ndoes: opaque=%d, alpha=%d, total=%d\n",
               debugtimeSetup,
               debugtimeClear - debugtimeSetup,
               debugtimeLists - debugtimeClear,
               debugtimeSorting - debugtimeLists,
               debugtimeOpaque - debugtimeSorting,
               debugtimeAlpha - debugtimeOpaque,
               opaqueMaterialChanges, materialChanges - opaqueMaterialChanges, materialChanges,
               opaqueNodes, geometryNodesDrawn - opaqueNodes, geometryNodesDrawn);
    }
#endif

}