示例#1
0
void QSGNodeVisitor::visitNode(QSGNode *n)
{
    switch (n->type()) {
    case QSGNode::TransformNodeType: {
        QSGTransformNode *t = static_cast<QSGTransformNode *>(n);
        enterTransformNode(t);
        visitChildren(t);
        leaveTransformNode(t);
        break; }
    case QSGNode::GeometryNodeType: {
        QSGGeometryNode *g = static_cast<QSGGeometryNode *>(n);
        enterGeometryNode(g);
        visitChildren(g);
        leaveGeometryNode(g);
        break; }
    case QSGNode::ClipNodeType: {
        QSGClipNode *c = static_cast<QSGClipNode *>(n);
        enterClipNode(c);
        visitChildren(c);
        leaveClipNode(c);
        break; }
    case QSGNode::OpacityNodeType: {
        QSGOpacityNode *o = static_cast<QSGOpacityNode *>(n);
        enterOpacityNode(o);
        visitChildren(o);
        leaveOpacityNode(o);
        break; }
    default:
        visitChildren(n);
        break;
    }
}
void QSGNodeUpdater::visitNode(QSGNode *n)
{
#ifdef QSG_UPDATER_DEBUG
    qDebug() << "enter:" << n;
#endif

    if (!n->dirtyFlags() && !m_force_update)
        return;
    if (n->isSubtreeBlocked())
        return;

    bool forceUpdate = n->dirtyFlags() & (QSGNode::DirtyNodeAdded | QSGNode::DirtyForceUpdate);
    if (forceUpdate)
        ++m_force_update;

    switch (n->type()) {
    case QSGNode::TransformNodeType: {
        QSGTransformNode *t = static_cast<QSGTransformNode *>(n);
        enterTransformNode(t);
        visitChildren(t);
        leaveTransformNode(t);
        break; }
    case QSGNode::GeometryNodeType: {
        QSGGeometryNode *g = static_cast<QSGGeometryNode *>(n);
        enterGeometryNode(g);
        visitChildren(g);
        leaveGeometryNode(g);
        break; }
    case QSGNode::ClipNodeType: {
        QSGClipNode *c = static_cast<QSGClipNode *>(n);
        enterClipNode(c);
        visitChildren(c);
        leaveClipNode(c);
        break; }
    case QSGNode::OpacityNodeType: {
        QSGOpacityNode *o = static_cast<QSGOpacityNode *>(n);
        enterOpacityNode(o);
        visitChildren(o);
        leaveOpacityNode(o);
        break; }
    default:
        visitChildren(n);
        break;
    }

    if (forceUpdate)
        --m_force_update;

    n->clearDirty();
}
示例#3
0
void QSGNodeUpdater::visitNode(QSGNode *n)
{
#ifdef QSG_UPDATER_DEBUG
    qDebug() << "enter:" << n;
#endif

    if (!m_force_update)
        return;
    if (n->isSubtreeBlocked())
        return;

    switch (n->type()) {
    case QSGNode::TransformNodeType: {
        QSGTransformNode *t = static_cast<QSGTransformNode *>(n);
        enterTransformNode(t);
        visitChildren(t);
        leaveTransformNode(t);
        break; }
    case QSGNode::GeometryNodeType: {
        QSGGeometryNode *g = static_cast<QSGGeometryNode *>(n);
        enterGeometryNode(g);
        visitChildren(g);
        leaveGeometryNode(g);
        break; }
    case QSGNode::RenderNodeType: {
        QSGRenderNode *r = static_cast<QSGRenderNode *>(n);
        enterRenderNode(r);
        visitChildren(r);
        leaveRenderNode(r);
        break; }
    case QSGNode::ClipNodeType: {
        QSGClipNode *c = static_cast<QSGClipNode *>(n);
        enterClipNode(c);
        visitChildren(c);
        leaveClipNode(c);
        break; }
    case QSGNode::OpacityNodeType: {
        QSGOpacityNode *o = static_cast<QSGOpacityNode *>(n);
        enterOpacityNode(o);
        visitChildren(o);
        leaveOpacityNode(o);
        break; }
    default:
        visitChildren(n);
        break;
    }
}