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/****************************************************************************
**
** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt3D module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later as published by the Free
** Software Foundation and appearing in the file LICENSE.GPL included in
** the packaging of this file. Please review the following information to
** ensure the GNU General Public License version 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "scene_p.h"
#include <Qt3DCore/qentity.h>
#include <Qt3DCore/qscenepropertychange.h>
#include <Qt3DCore/private/qscene_p.h>
#include <Qt3DCore/qbackendscenepropertychange.h>
#include <Qt3DRenderer/qabstractsceneloader.h>
#include <Qt3DRenderer/private/scenemanager_p.h>
QT_BEGIN_NAMESPACE
using namespace Qt3DCore;
namespace Qt3DRender {
namespace Render {
Scene::Scene()
: QBackendNode(QBackendNode::ReadWrite)
, m_sceneManager(Q_NULLPTR)
{
}
void Scene::updateFromPeer(Qt3DCore::QNode *peer)
{
QAbstractSceneLoader *loader = static_cast<QAbstractSceneLoader *>(peer);
m_source = loader->source();
m_sceneManager->addSceneData(m_source, peerUuid());
}
void Scene::sceneChangeEvent(const Qt3DCore::QSceneChangePtr &e)
{
QScenePropertyChangePtr propertyChange = qSharedPointerCast<QScenePropertyChange>(e);
if (propertyChange->propertyName() == QByteArrayLiteral("source")) {
m_source = propertyChange->value().toUrl();
m_sceneManager->addSceneData(m_source, peerUuid());
}
}
QUrl Scene::source() const
{
return m_source;
}
void Scene::setSceneSubtree(Qt3DCore::QEntity *subTree)
{
QBackendScenePropertyChangePtr e(new QBackendScenePropertyChange(NodeUpdated, peerUuid()));
e->setPropertyName("scene");
// The Frontend element has to perform the clone
// So that the objects are created in the main thread
e->setValue(QVariant::fromValue(subTree));
e->setTargetNode(peerUuid());
notifyObservers(e);
QBackendScenePropertyChangePtr e2(new QBackendScenePropertyChange(NodeUpdated, peerUuid()));
e2->setPropertyName("status");
e2->setValue(subTree != Q_NULLPTR ? QAbstractSceneLoader::Loaded : QAbstractSceneLoader::Error);
e2->setTargetNode(peerUuid());
notifyObservers(e2);
}
void Scene::setSceneManager(SceneManager *manager)
{
if (m_sceneManager != manager)
m_sceneManager = manager;
}
RenderSceneFunctor::RenderSceneFunctor(SceneManager *sceneManager)
: m_sceneManager(sceneManager)
{
}
Qt3DCore::QBackendNode *RenderSceneFunctor::create(Qt3DCore::QNode *frontend, const Qt3DCore::QBackendNodeFactory *factory) const
{
Scene *scene = m_sceneManager->getOrCreateResource(frontend->id());
scene->setFactory(factory);
scene->setSceneManager(m_sceneManager);
scene->setPeer(frontend);
return scene;
}
Qt3DCore::QBackendNode *RenderSceneFunctor::get(const Qt3DCore::QNodeId &id) const
{
return m_sceneManager->lookupResource(id);
}
void RenderSceneFunctor::destroy(const Qt3DCore::QNodeId &id) const
{
m_sceneManager->releaseResource(id);
}
} // namespace Render
} // namespace Qt3DRender
QT_END_NAMESPACE
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