Revision control
++ // Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
++
++ #include "filterkey_p.h"
++ #include <Qt3DRender/private/qfilterkey_p.h>
++
++ QT_BEGIN_NAMESPACE
++
++ namespace Qt3DRender {
++ namespace Render {
++
++ using namespace Qt3DCore;
++
++ FilterKey::FilterKey()
++ : BackendNode()
++ {
++ }
++
++ FilterKey::~FilterKey()
++ {
++ cleanup();
++ }
++
++ void FilterKey::cleanup()
++ {
++ QBackendNode::setEnabled(false);
++ m_name.clear();
++ m_value.clear();
++ }
++
++ void FilterKey::syncFromFrontEnd(const QNode *frontEnd, bool firstTime)
++ {
++ const QFilterKey *node = qobject_cast<const QFilterKey *>(frontEnd);
++ if (!node)
++ return;
++
++ BackendNode::syncFromFrontEnd(frontEnd, firstTime);
++
++ if (node->name() != m_name) {
++ m_name = node->name();
++ markDirty(AbstractRenderer::AllDirty);
++ }
++
++ if (node->value() != m_value) {
++ m_value = node->value();
++ markDirty(AbstractRenderer::AllDirty);
++ }
++ }
++
++ bool FilterKey::equals(const FilterKey &other) const
++ {
++ if (&other == this)
++ return true;
++ // TODO create a QVaraint::fastCompare function that returns false
++ // if types are not equal. For now, applying
++ // and adding the following early comparison of the types should give
++ // an equivalent performance gain:
++ return (other.value().metaType() == value().metaType() &&
++ other.name() == name() &&
++ other.value() == value());
++ }
++
++ } // namespace Render
++ } // namespace Qt3DRender
++
++ QT_END_NAMESPACE