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/****************************************************************************
**
** Copyright (C) 2015 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 "statesetnode_p.h"
#include <Qt3DCore/qscenepropertychange.h>
#include <Qt3DRender/qstateset.h>
#include <Qt3DRender/private/genericstate_p.h>
#include <Qt3DRender/private/renderstateset_p.h>
QT_BEGIN_NAMESPACE
using namespace Qt3DCore;
namespace Qt3DRender {
namespace Render {
StateSetNode::StateSetNode()
: FrameGraphNode(FrameGraphNode::StateSet)
{
}
StateSetNode::~StateSetNode()
{
}
void StateSetNode::updateFromPeer(Qt3DCore::QNode *peer)
{
QStateSet *stateSet = static_cast<QStateSet*>(peer);
setEnabled(stateSet->isEnabled());
Q_FOREACH (QRenderState *renderState, stateSet->renderStates())
appendRenderState(renderState->id(), RenderState::getOrCreateBackendState(renderState));
}
QList<RenderState *> StateSetNode::renderStates() const
{
return m_renderStates.values();
}
void StateSetNode::sceneChangeEvent(const Qt3DCore::QSceneChangePtr &e)
{
QScenePropertyChangePtr propertyChange = qSharedPointerCast<QScenePropertyChange>(e);
switch (e->type()) {
case NodeAdded: {
if (propertyChange->propertyName() == QByteArrayLiteral("renderState")) {
QNodePtr nodePtr = propertyChange->value().value<QNodePtr>();
QRenderState *renderState = static_cast<QRenderState *>(nodePtr.data());
appendRenderState(renderState->id(), RenderState::getOrCreateBackendState(renderState));
}
}
break;
case NodeRemoved: {
if (propertyChange->propertyName() == QByteArrayLiteral("renderState"))
removeRenderState(propertyChange->value().value<QNodeId>());
}
break;
default:
break;
}
}
void StateSetNode::appendRenderState(const Qt3DCore::QNodeId &id, RenderState *renderState)
{
if (!m_renderStates.contains(id))
m_renderStates[id] = renderState;
}
void StateSetNode::removeRenderState(const Qt3DCore::QNodeId &renderStateId)
{
m_renderStates.remove(renderStateId);
}
} // namespace Render
} // namespace Qt3DRender
QT_END_NAMESPACE
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