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| ** Copyright (C) 2017 Klaralvdalens Datakonsult AB (KDAB). |
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| |
| #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 |
| |
| using namespace Qt3DCore; |
| |
| namespace Qt3DRender { |
| namespace Render { |
| |
| 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 |