C++ (Cpp) sortByZOrder Examples

Example #1

void TextureMapperLayer::computeTransformsRecursive()
{
    if (m_size.isEmpty() && m_state.masksToBounds)
        return;

    // Compute transforms recursively on the way down to leafs.
    TransformationMatrix parentTransform;
    if (m_parent)
        parentTransform = m_parent->m_transform.combinedForChildren();
    else if (m_effectTarget)
        parentTransform = m_effectTarget->m_transform.combined();
    m_transform.combineTransforms(parentTransform);

    m_state.visible = m_state.backfaceVisibility || m_transform.combined().inverse().m33() >= 0;

    if (m_parent && m_parent->m_state.preserves3D)
        m_centerZ = m_transform.combined().mapPoint(FloatPoint3D(m_size.width() / 2, m_size.height() / 2, 0)).z();

    if (m_state.maskLayer)
        m_state.maskLayer->computeTransformsRecursive();
    if (m_state.replicaLayer)
        m_state.replicaLayer->computeTransformsRecursive();
    for (size_t i = 0; i < m_children.size(); ++i)
        m_children[i]->computeTransformsRecursive();

    // Reorder children if needed on the way back up.
    if (m_state.preserves3D)
        sortByZOrder(m_children, 0, m_children.size());
}

Example #2

File: TextureMapperLayer.cpp Project: reaven15/webkit

void TextureMapperLayer::computeTransformsRecursive()
{
    if (m_state.size.isEmpty() && m_state.masksToBounds)
        return;

    // Compute transforms recursively on the way down to leafs.
    TransformationMatrix parentTransform;
    if (m_parent)
        parentTransform = m_parent->m_currentTransform.combinedForChildren();
    else if (m_effectTarget)
        parentTransform = m_effectTarget->m_currentTransform.combined();
    m_currentTransform.combineTransforms(parentTransform);

    m_state.visible = m_state.backfaceVisibility || !m_currentTransform.combined().isBackFaceVisible();

    if (m_parent && m_parent->m_state.preserves3D)
        m_centerZ = m_currentTransform.combined().mapPoint(FloatPoint3D(m_state.size.width() / 2, m_state.size.height() / 2, 0)).z();

    if (m_state.maskLayer)
        m_state.maskLayer->computeTransformsRecursive();
    if (m_state.replicaLayer)
        m_state.replicaLayer->computeTransformsRecursive();
    for (auto* child : m_children) {
        RELEASE_ASSERT(child->m_parent == this);
        child->computeTransformsRecursive();
    }

    // Reorder children if needed on the way back up.
    if (m_state.preserves3D)
        sortByZOrder(m_children);
}

Example #3

File: TextureMapperNode.cpp Project: 0omega/platform_external_webkit

void TextureMapperNode::performPostSyncOperations()
{
    const LayerType prevLayerType = m_layerType;
    computeLayerType();
    if (prevLayerType != m_layerType)
        m_state.dirty = true;
    if (m_transforms.dirty)
        setNeedsDisplay();

    computeTransformations();
    if (m_state.maskLayer && !m_state.dirty)
        m_state.dirty = m_state.maskLayer->m_state.dirty;
    if (m_state.replicaLayer && !m_state.dirty)
        m_state.dirty = m_state.replicaLayer->m_state.dirty;

    const int size = m_children.size();

    for (int i = size - 1; i >= 0; --i) {
        TextureMapperNode* layer = m_children[i];

        layer->performPostSyncOperations();
        if (!m_state.dirty)
            m_state.dirty = layer->m_state.dirty;
    }
    m_state.hasSurfaceDescendants = hasSurfaceDescendants();
    if (m_state.dirty)
        m_state.descendantsWithContent = countDescendantsWithContent();

    if (m_state.preserves3D)
        sortByZOrder(m_children, 0, size);
    if (m_state.dirty)
        setNeedsDisplay();
}