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// Copyright (C) 2017 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 "levelofdetail_p.h"
#include <Qt3DRender/QLevelOfDetail>
#include <Qt3DRender/private/qlevelofdetail_p.h>
#include <Qt3DRender/private/stringtoint_p.h>
#include <Qt3DRender/QCamera>
#include <QVariant>
QT_BEGIN_NAMESPACE
namespace Qt3DRender {
namespace Render {
using namespace Qt3DCore;
LevelOfDetail::LevelOfDetail()
: BackendNode(BackendNode::ReadWrite)
, m_currentIndex(0)
, m_thresholdType(QLevelOfDetail::DistanceToCameraThreshold)
, m_volumeOverride()
{
}
LevelOfDetail::~LevelOfDetail()
{
cleanup();
}
void LevelOfDetail::syncFromFrontEnd(const Qt3DCore::QNode *frontEnd, bool firstTime)
{
const QLevelOfDetail *node = qobject_cast<const QLevelOfDetail *>(frontEnd);
if (!node)
return;
const bool oldEnabled = isEnabled();
BackendNode::syncFromFrontEnd(frontEnd, firstTime);
const Qt3DCore::QNodeId cameraId = Qt3DCore::qIdForNode(node->camera());
if (cameraId != m_camera) {
m_camera = cameraId;
markDirty(AbstractRenderer::GeometryDirty);
}
if (node->currentIndex() != m_currentIndex) {
m_currentIndex = node->currentIndex();
markDirty(AbstractRenderer::GeometryDirty);
}
if (node->thresholdType() != m_thresholdType) {
m_thresholdType = node->thresholdType();
markDirty(AbstractRenderer::GeometryDirty);
}
if (node->thresholds() != m_thresholds) {
m_thresholds = node->thresholds();
markDirty(AbstractRenderer::GeometryDirty);
}
if (node->volumeOverride() != m_volumeOverride) {
m_volumeOverride = node->volumeOverride();
markDirty(AbstractRenderer::GeometryDirty);
}
if (isEnabled() != oldEnabled || firstTime)
markDirty(AbstractRenderer::LayersDirty);
}
void LevelOfDetail::cleanup()
{
QBackendNode::setEnabled(false);
}
void LevelOfDetail::setCurrentIndex(int currentIndex)
{
if (m_currentIndex != currentIndex)
m_currentIndex = currentIndex;
}
} // namespace Render
} // namespace Qt3DRender
QT_END_NAMESPACE