添加尾迹组件

src/entities/ComponentFactory.cpp

@@ -10,6 +10,7 @@
 #include "entities/ConeWaveComponent.h"
 #include "entities/DashedLineComponent.h"
 #include "entities/LabelComponent.h"
+#include "entities/TrajectoryTraceComponent.h"
 
 //Component::Component(QObject* parent)
 //    : QObject(parent) {
@@ -37,6 +38,8 @@ SceneComponent* ComponentFactory::Create(const QString& name, SceneComponent* pa
         return new ConeWaveComponent(parenet);
     } else if ("DashedLineComponent" == name) {
         return new DashedLineComponent(parenet);
+    } else if ("TrajectoryTraceComponent" == name) {
+        return new TrajectoryTraceComponent(parenet);
     } else if ("LabelComponent" == name) {
         return new LabelComponent(parenet);
     }

src/entities/Entity.h

@@ -53,7 +53,7 @@ public:
         if (nullptr == rootComponet_) {
             return nullptr;
         }
-        return rootComponet_->GetComponent();
+        return rootComponet_->GetComponent<T>();
     }
 
 	bool HasComponent(const std::string& name) const; 
@@ -91,4 +91,4 @@ protected:
 	std::vector<Entity*> childer_;
 
 	class NetDriver* netDriver_{ nullptr };
-};
+};

src/entities/SceneComponent.h

@@ -37,7 +37,7 @@ public:
 
 	template<class T>
 	T* GetComponent() {
-		for (auto& componet : childer_) {
+		for (auto& componet : children_) {
 			if (componet->GetTypeName() == T::GetTypeName()) {
 				return reinterpret_cast<T*>(componet);
 			}
@@ -83,4 +83,4 @@ protected:
 protected:
 	Transform transform_;
 	bool visible_{ true };
-};
+};

src/entities/TrajectoryTraceComponent.cpp

@@ -0,0 +1,383 @@
+#include "entities/TrajectoryTraceComponent.h"
+
+#include <algorithm>
+
+#include <osg/BlendFunc>
+#include <osg/Depth>
+#include <osg/Geode>
+#include <osg/StateSet>
+#include <osgEarth/GeoData>
+
+#include "common/SpdLogger.h"
+#include "entities/Entity.h"
+#include "scene/SceneContent.h"
+#include "utils/StringUtils.h"
+#include "workspace/WorkSpace.h"
+
+TrajectoryTraceComponent::TrajectoryTraceComponent(SceneComponent* parent)
+    : SceneComponent(parent) {
+}
+
+TrajectoryTraceComponent::~TrajectoryTraceComponent() {
+}
+
+std::string TrajectoryTraceComponent::GetTypeName() {
+    return "TrajectoryTraceComponent";
+}
+
+bool TrajectoryTraceComponent::SetAttribute(const char* name, const char* value) {
+    if (0 == strcmp(name, "color")) {
+        SetColor(StringUtils::StringToVec4(value));
+        return true;
+    } else if (0 == strcmp(name, "lineWidth")) {
+        SetLineWidth(static_cast<float>(atof(value)));
+        return true;
+    } else if (0 == strcmp(name, "sampleInterval")) {
+        SetSampleInterval(atof(value));
+        return true;
+    } else if (0 == strcmp(name, "minMoveDistance")) {
+        SetMinMoveDistance(atof(value));
+        return true;
+    } else if (0 == strcmp(name, "maxPoints")) {
+        SetMaxPoints(atoi(value));
+        return true;
+    } else if (0 == strcmp(name, "tailDuration")) {
+        SetTailDuration(atof(value));
+        return true;
+    } else if (0 == strcmp(name, "visible")) {
+        SetTraceVisible(0 == strcmp(value, "true"));
+        return true;
+    }
+
+    return SceneComponent::SetAttribute(name, value);
+}
+
+bool TrajectoryTraceComponent::SaveAttribute(tinyxml2::XMLElement* element) {
+    element->SetAttribute("color", StringUtils::Vec4ToString(color_).c_str());
+    element->SetAttribute("lineWidth", std::to_string(lineWidth_).c_str());
+    element->SetAttribute("sampleInterval", std::to_string(sampleInterval_).c_str());
+    element->SetAttribute("minMoveDistance", std::to_string(minMoveDistance_).c_str());
+    element->SetAttribute("maxPoints", maxPoints_);
+    element->SetAttribute("tailDuration", std::to_string(tailDuration_).c_str());
+    element->SetAttribute("visible", traceVisible_ ? "true" : "false");
+    return SceneComponent::SaveAttribute(element);
+}
+
+void TrajectoryTraceComponent::Begin() {
+    SceneComponent::Begin();
+
+    if (mt_.valid()) {
+        RemoveRender();
+    }
+
+    sampleAccum_ = 0.0;
+    elapsedTime_ = 0.0;
+    hasLastSample_ = false;
+    attachedToScene_ = false;
+    ClearTrace();
+}
+
+void TrajectoryTraceComponent::Update(double dt) {
+    SceneComponent::Update(dt);
+
+    Entity* entity = GetEntity();
+    if (nullptr == entity || nullptr == entity->GetTransform()) {
+        return;
+    }
+
+  /*  elapsedTime_ += dt;
+    sampleAccum_ += dt;
+    TrimExpiredPoints();
+    if (sampleAccum_ < sampleInterval_) {
+        return;
+    }
+    sampleAccum_ = 0.0;*/
+
+    const osg::Vec3d currentPos = entity->GetTransform()->GetLocation();
+    if (!hasLastSample_) {
+        lastSamplePos_ = currentPos;
+        hasLastSample_ = true;
+        return;
+    }
+
+    /*const osg::Vec3d delta = currentPos - lastSamplePos_;
+    if (delta.length2() < minMoveDistance_ * minMoveDistance_) {
+        return;
+    }*/
+
+    EnsureAttachedToScene();
+    if (vertices_->empty()) {
+        if (!AppendPoint(lastSamplePos_)) {
+            return;
+        }
+    }
+    if (!AppendPoint(currentPos)) {
+        return;
+    }
+    lastSamplePos_ = currentPos;
+}
+
+void TrajectoryTraceComponent::AddToRender() {
+    InitializeGeometry();
+
+    if (!attachedToScene_) {
+        return;
+    }
+
+    if (mt_->getNumParents() > 0) {
+        return;
+    }
+    AttachTraceToScene();
+}
+
+void TrajectoryTraceComponent::SetColor(const osg::Vec4& color) {
+    color_ = color;
+    UpdateStyle();
+}
+
+const osg::Vec4& TrajectoryTraceComponent::GetColor() const {
+    return color_;
+}
+
+void TrajectoryTraceComponent::SetLineWidth(float width) {
+    lineWidth_ = std::max(1.0f, width);
+    UpdateStyle();
+}
+
+float TrajectoryTraceComponent::GetLineWidth() const {
+    return lineWidth_;
+}
+
+void TrajectoryTraceComponent::SetSampleInterval(double interval) {
+    const double newInterval = std::max(0.01, interval);
+    if (sampleInterval_ == newInterval) {
+        return;
+    }
+
+    sampleInterval_ = newInterval;
+    // Make editor changes visible immediately instead of waiting for the old accumulated cadence.
+    sampleAccum_ = 0.0;
+}
+
+double TrajectoryTraceComponent::GetSampleInterval() const {
+    return sampleInterval_;
+}
+
+void TrajectoryTraceComponent::SetMinMoveDistance(double distance) {
+    minMoveDistance_ = std::max(0.0, distance);
+}
+
+double TrajectoryTraceComponent::GetMinMoveDistance() const {
+    return minMoveDistance_;
+}
+
+void TrajectoryTraceComponent::SetMaxPoints(int maxPoints) {
+    maxPoints_ = std::max(2, maxPoints);
+    if (vertices_.valid() && static_cast<int>(vertices_->size()) > maxPoints_) {
+        const int overflow = static_cast<int>(vertices_->size()) - maxPoints_;
+        vertices_->erase(vertices_->begin(), vertices_->begin() + overflow);
+        drawArrays_->setCount(static_cast<GLsizei>(vertices_->size()));
+        vertices_->dirty();
+        geometry_->dirtyBound();
+    }
+}
+
+int TrajectoryTraceComponent::GetMaxPoints() const {
+    return maxPoints_;
+}
+
+void TrajectoryTraceComponent::SetTailDuration(double duration) {
+    tailDuration_ = std::max(0.0, duration);
+    TrimExpiredPoints();
+}
+
+double TrajectoryTraceComponent::GetTailDuration() const {
+    return tailDuration_;
+}
+
+void TrajectoryTraceComponent::SetTraceVisible(bool visible) {
+    traceVisible_ = visible;
+    if (geode_.valid()) {
+        geode_->setNodeMask(traceVisible_ ? 0xffffffff : 0x0);
+    }
+}
+
+bool TrajectoryTraceComponent::IsTraceVisible() const {
+    return traceVisible_;
+}
+
+void TrajectoryTraceComponent::ClearTrace() {
+    InitializeGeometry();
+
+    vertices_->clear();
+    sampleTimes_.clear();
+    drawArrays_->setCount(0);
+    vertices_->dirty();
+    geometry_->dirtyBound();
+    if (geode_.valid()) {
+        geode_->dirtyBound();
+    }
+    if (mt_.valid()) {
+        mt_->dirtyBound();
+    }
+}
+
+void TrajectoryTraceComponent::InitializeGeometry() {
+    if (mt_.valid()) {
+        return;
+    }
+
+    mt_ = new osg::MatrixTransform;
+    geode_ = new osg::Geode;
+    geometry_ = new osg::Geometry;
+    vertices_ = new osg::Vec3Array;
+    colors_ = new osg::Vec4Array;
+    drawArrays_ = new osg::DrawArrays(GL_LINE_STRIP, 0, 0);
+    lineWidthState_ = new osg::LineWidth(lineWidth_);
+
+    geometry_->setDataVariance(osg::Object::DYNAMIC);
+    geometry_->setUseDisplayList(false);
+    geometry_->setUseVertexBufferObjects(true);
+    geometry_->setVertexArray(vertices_.get());
+    geometry_->addPrimitiveSet(drawArrays_.get());
+
+    colors_->push_back(color_);
+    geometry_->setColorArray(colors_.get(), osg::Array::BIND_OVERALL);
+
+    osg::StateSet* stateSet = geode_->getOrCreateStateSet();
+    stateSet->setMode(GL_LIGHTING, osg::StateAttribute::OFF);
+    stateSet->setMode(GL_BLEND, osg::StateAttribute::ON);
+    stateSet->setAttributeAndModes(lineWidthState_.get(), osg::StateAttribute::ON);
+    stateSet->setAttributeAndModes(new osg::BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA));
+    stateSet->setAttributeAndModes(new osg::Depth(osg::Depth::LEQUAL, 0.0, 1.0, false));
+    stateSet->setRenderingHint(osg::StateSet::TRANSPARENT_BIN);
+
+    geode_->addDrawable(geometry_.get());
+    mt_->addChild(geode_.get());
+    geode_->setNodeMask(traceVisible_ ? 0xffffffff : 0x0);
+}
+
+void TrajectoryTraceComponent::EnsureAttachedToScene() {
+    InitializeGeometry();
+
+    if (!attachedToScene_) {
+        attachedToScene_ = true;
+    }
+}
+
+bool TrajectoryTraceComponent::AppendPoint(const osg::Vec3d& geoPoint) {
+    InitializeGeometry();
+
+    osg::Vec3d worldPoint;
+    if (!ConvertGeoPointToWorld(geoPoint, worldPoint)) {
+        return false;
+    }
+
+    vertices_->push_back(worldPoint);
+    sampleTimes_.push_back(elapsedTime_);
+    if (static_cast<int>(vertices_->size()) > maxPoints_) {
+        const int overflow = static_cast<int>(vertices_->size()) - maxPoints_;
+        vertices_->erase(vertices_->begin(), vertices_->begin() + overflow);
+        for (int i = 0; i < overflow && !sampleTimes_.empty(); ++i) {
+            sampleTimes_.pop_front();
+        }
+    }
+
+    drawArrays_->setCount(static_cast<GLsizei>(vertices_->size()));
+    vertices_->dirty();
+    geometry_->dirtyBound();
+    if (geode_.valid()) {
+        geode_->dirtyBound();
+    }
+    if (mt_.valid()) {
+        mt_->dirtyBound();
+    }
+
+    if (attachedToScene_ && mt_->getNumParents() == 0) {
+        AttachTraceToScene();
+    }
+    return true;
+}
+
+bool TrajectoryTraceComponent::ConvertGeoPointToWorld(const osg::Vec3d& geoPoint, osg::Vec3d& worldPoint) const {
+    if (nullptr == g_srs_) {
+        LOG_WARN("TrajectoryTraceComponent::ConvertGeoPointToWorld - g_srs_ is nullptr");
+        return false;
+    }
+
+    osgEarth::GeoPoint point(g_srs_, geoPoint);
+    if (!point.toWorld(worldPoint)) {
+        LOG_WARN("TrajectoryTraceComponent::ConvertGeoPointToWorld - failed to convert geo point to world");
+        return false;
+    }
+    return true;
+}
+
+void TrajectoryTraceComponent::AttachTraceToScene() {
+    Entity* entity = GetEntity();
+    if (nullptr == entity) {
+        LOG_WARN("TrajectoryTraceComponent::AttachTraceToScene - entity is nullptr");
+        return;
+    }
+
+    WorkSpace* workspace = entity->GetWorkspace();
+    if (nullptr == workspace) {
+        LOG_WARN("TrajectoryTraceComponent::AttachTraceToScene - workspace is nullptr");
+        return;
+    }
+
+    OEScene* scene = workspace->GetActiveScene();
+    if (nullptr == scene) {
+        LOG_WARN("TrajectoryTraceComponent::AttachTraceToScene - scene is nullptr");
+        return;
+    }
+
+    scene->AddToScene(mt_.get());
+}
+
+void TrajectoryTraceComponent::TrimExpiredPoints() {
+    if (!vertices_.valid()) {
+        return;
+    }
+
+    if (tailDuration_ <= 0.0) {
+        if (!vertices_->empty()) {
+            ClearTrace();
+        }
+        return;
+    }
+
+    bool removed = false;
+    while (!sampleTimes_.empty() && (elapsedTime_ - sampleTimes_.front()) > tailDuration_) {
+        sampleTimes_.pop_front();
+        if (!vertices_->empty()) {
+            vertices_->erase(vertices_->begin());
+            removed = true;
+        }
+    }
+
+    if (removed) {
+        drawArrays_->setCount(static_cast<GLsizei>(vertices_->size()));
+        vertices_->dirty();
+        geometry_->dirtyBound();
+        if (geode_.valid()) {
+            geode_->dirtyBound();
+        }
+        if (mt_.valid()) {
+            mt_->dirtyBound();
+        }
+    }
+}
+
+void TrajectoryTraceComponent::UpdateStyle() {
+    if (colors_.valid()) {
+        colors_->clear();
+        colors_->push_back(color_);
+        colors_->dirty();
+        geometry_->dirtyBound();
+    }
+
+    if (lineWidthState_.valid()) {
+        lineWidthState_->setWidth(lineWidth_);
+    }
+}

src/entities/TrajectoryTraceComponent.h

@@ -0,0 +1,83 @@
+#pragma once
+
+#include "entities/SceneComponent.h"
+
+#include <osg/Geometry>
+#include <osg/LineWidth>
+#include <osg/Vec4>
+#include <deque>
+
+class TrajectoryTraceComponent : public SceneComponent {
+    Q_OBJECT
+
+public:
+    explicit TrajectoryTraceComponent(SceneComponent* parent = nullptr);
+    ~TrajectoryTraceComponent();
+
+    static std::string GetTypeName();
+    std::string GetSelfTypeName() const override {
+        return TrajectoryTraceComponent::GetTypeName();
+    }
+
+    bool SetAttribute(const char* name, const char* value) override;
+    bool SaveAttribute(tinyxml2::XMLElement* element) override;
+
+    void Begin() override;
+    void Update(double dt) override;
+    void AddToRender() override;
+
+    void SetColor(const osg::Vec4& color);
+    const osg::Vec4& GetColor() const;
+
+    void SetLineWidth(float width);
+    float GetLineWidth() const;
+
+    void SetSampleInterval(double interval);
+    double GetSampleInterval() const;
+
+    void SetMinMoveDistance(double distance);
+    double GetMinMoveDistance() const;
+
+    void SetMaxPoints(int maxPoints);
+    int GetMaxPoints() const;
+
+    void SetTailDuration(double duration);
+    double GetTailDuration() const;
+
+    void SetTraceVisible(bool visible);
+    bool IsTraceVisible() const;
+
+    void ClearTrace();
+
+private:
+    void InitializeGeometry();
+    void EnsureAttachedToScene();
+    bool AppendPoint(const osg::Vec3d& geoPoint);
+    bool ConvertGeoPointToWorld(const osg::Vec3d& geoPoint, osg::Vec3d& worldPoint) const;
+    void AttachTraceToScene();
+    void TrimExpiredPoints();
+    void UpdateStyle();
+
+private:
+    osg::ref_ptr<osg::Geode> geode_;
+    osg::ref_ptr<osg::Geometry> geometry_;
+    osg::ref_ptr<osg::Vec3Array> vertices_;
+    osg::ref_ptr<osg::Vec4Array> colors_;
+    osg::ref_ptr<osg::DrawArrays> drawArrays_;
+    osg::ref_ptr<osg::LineWidth> lineWidthState_;
+
+    osg::Vec4 color_{1.0f, 0.8f, 0.1f, 1.0f};
+    float lineWidth_{2.0f};
+    double sampleInterval_{0.1};
+    double minMoveDistance_{1.0};
+    int maxPoints_{5000};
+    double tailDuration_{30.0};
+    bool traceVisible_{true};
+
+    double sampleAccum_{0.0};
+    double elapsedTime_{0.0};
+    osg::Vec3d lastSamplePos_{0.0, 0.0, 0.0};
+    bool hasLastSample_{false};
+    bool attachedToScene_{false};
+    std::deque<double> sampleTimes_;
+};

src/ui/ModelBrowser/ModelTreeWidget.cpp

@@ -12,6 +12,7 @@
 #include "common/SpdLogger.h"
 #include "entities/EntitiesManager.h"
 #include "entities/ComponentFactory.h"
+#include "entities/TrajectoryTraceComponent.h"
 #include "viewer/OsgViewer.h"
 #include "viewer/OsgView.h"
 #include "viewer/OsgCameraManipulator.h"
@@ -407,6 +408,28 @@ void ModelTreeWidget::PopupEntityMenu(QContextMenuEvent* event, Entity* entity)
         );
     }
 
+    bool hasTrajectoryTraceComponent = entity->HasComponent("TrajectoryTraceComponent");
+    if (!hasTrajectoryTraceComponent) {
+        QAction* addEntiy = new QAction(tr("Add Trajectory Trace Component"), this);
+        menu.addAction(addEntiy);
+        connect(addEntiy, &QAction::triggered, [this, entity]() {
+            OnAddComponent("TrajectoryTraceComponent", entity);
+            }
+        );
+    }
+    else {
+        QAction* clearTrace = new QAction(tr("Clear Trajectory Trace"), this);
+        menu.addAction(clearTrace);
+        connect(clearTrace, &QAction::triggered, [this, entity]() {
+            if (auto* traceComponent = entity->GetComponent<TrajectoryTraceComponent>()) {
+                traceComponent->ClearTrace();
+                QVariant value;
+                value.setValue(entity);
+                emit EntityChange(value);
+            }
+        });
+    }
+
     QAction* addEntiy = new QAction(tr("Delete"), this);
     menu.addAction(addEntiy);
     connect(addEntiy, &QAction::triggered, [this, entity]() {

src/ui/PropertyBrowser.cpp

@@ -1320,6 +1320,13 @@ void PropertyBrowser::InitComponentPropertyManager() {
     browser_->setFactoryForManager(coneWaveComponentManager->subColorProperyManager(), colorFactory);
     componetManager_[coneWaveComponentManager->GetPropertyId()] = coneWaveComponentManager;
 
+    QtTrajectoryTraceComponentManager* trajectoryTraceComponentManager = new QtTrajectoryTraceComponentManager(this);
+    browser_->setFactoryForManager(trajectoryTraceComponentManager->subDoubleProperyManager(), doubleSpinBoxFactory);
+    browser_->setFactoryForManager(trajectoryTraceComponentManager->subIntProperyManager(), spinBoxFactory);
+    browser_->setFactoryForManager(trajectoryTraceComponentManager->subBoolProperyManager(), checkBoxFactory);
+    browser_->setFactoryForManager(trajectoryTraceComponentManager->subColorProperyManager(), colorFactory);
+    componetManager_[trajectoryTraceComponentManager->GetPropertyId()] = trajectoryTraceComponentManager;
+
     QtDashedLineComponentManager* dashedLineComponentManager = new QtDashedLineComponentManager(this);
     browser_->setFactoryForManager(dashedLineComponentManager->subEntityProperyManager(), entityUUIDFactory);
     browser_->setFactoryForManager(dashedLineComponentManager->subDoubleProperyManager(), doubleSpinBoxFactory);
@@ -1353,4 +1360,4 @@ void PropertyBrowser::Test() {
     property = colorManager_->addProperty(tr("color base"));
     colorManager_->setValue(property, QColor(255, 12, 231, 252));
     addProperty(property, QLatin1String("bda"));
-}
+}

src/ui/PropertyBrowser/qtpropertymanager.cpp

@@ -63,6 +63,7 @@
 #include "entities/EntitiesManager.h"
 #include "entities/MeshComponent.h"
 #include "entities/PathComponent.h"
+#include "entities/TrajectoryTraceComponent.h"
 #include "entities/ConeWaveComponent.h"
 #include "entities/DashedLineComponent.h"
 
@@ -10175,6 +10176,328 @@ void QtConeWaveComponentManager::uninitializeProperty(QtProperty* property) {
 
 #pragma endregion
 
+// QtTrajectoryTraceComponentManager
+#pragma region QtTrajectoryTraceComponentManager
+
+class QtTrajectoryTraceComponentManagerPrivate {
+    QtTrajectoryTraceComponentManager* q_ptr;
+    Q_DECLARE_PUBLIC(QtTrajectoryTraceComponentManager)
+public:
+    void slotDoubleChanged(QtProperty* property, double value);
+    void slotIntChanged(QtProperty* property, int value);
+    void slotBoolChanged(QtProperty* property, bool value);
+    void slotColorChanged(QtProperty* property, const QColor& value);
+    void slotPropertyDestroyed(QtProperty* property);
+
+    typedef QMap<const QtProperty*, QTrajectoryTraceComponentAttribute> PropertyValueMap;
+    PropertyValueMap m_values;
+
+    QtDoublePropertyManager* m_doubleProperyManager;
+    QtIntPropertyManager* m_intProperyManager;
+    QtBoolPropertyManager* m_boolProperyManager;
+    QtColorPropertyManager* m_colorProperyManager;
+
+    QMap<const QtProperty*, QtProperty*> m_properyToLineWidth;
+    QMap<const QtProperty*, QtProperty*> m_properyToSampleInterval;
+    QMap<const QtProperty*, QtProperty*> m_properyToMinMoveDistance;
+    QMap<const QtProperty*, QtProperty*> m_properyToMaxPoints;
+    QMap<const QtProperty*, QtProperty*> m_properyToTailDuration;
+    QMap<const QtProperty*, QtProperty*> m_properyToVisible;
+    QMap<const QtProperty*, QtProperty*> m_properyToColor;
+
+    QMap<const QtProperty*, QtProperty*> m_lineWidthToPropery;
+    QMap<const QtProperty*, QtProperty*> m_sampleIntervalToPropery;
+    QMap<const QtProperty*, QtProperty*> m_minMoveDistanceToPropery;
+    QMap<const QtProperty*, QtProperty*> m_maxPointsToPropery;
+    QMap<const QtProperty*, QtProperty*> m_tailDurationToPropery;
+    QMap<const QtProperty*, QtProperty*> m_visibleToPropery;
+    QMap<const QtProperty*, QtProperty*> m_colorToPropery;
+};
+
+void QtTrajectoryTraceComponentManagerPrivate::slotDoubleChanged(QtProperty* property, double value) {
+    if (QtProperty* prop = m_lineWidthToPropery.value(property, 0)) {
+        QTrajectoryTraceComponentAttribute c = m_values[prop];
+        c.SetLineWidth(value);
+        q_ptr->setValue(prop, c);
+    } else if (QtProperty* prop = m_sampleIntervalToPropery.value(property, 0)) {
+        QTrajectoryTraceComponentAttribute c = m_values[prop];
+        c.SetSampleInterval(value);
+        q_ptr->setValue(prop, c);
+    } else if (QtProperty* prop = m_minMoveDistanceToPropery.value(property, 0)) {
+        QTrajectoryTraceComponentAttribute c = m_values[prop];
+        c.SetMinMoveDistance(value);
+        q_ptr->setValue(prop, c);
+    }
+}
+
+void QtTrajectoryTraceComponentManagerPrivate::slotIntChanged(QtProperty* property, int value) {
+    if (QtProperty* prop = m_maxPointsToPropery.value(property, 0)) {
+        QTrajectoryTraceComponentAttribute c = m_values[prop];
+        c.SetMaxPoints(value);
+        q_ptr->setValue(prop, c);
+    }
+}
+
+void QtTrajectoryTraceComponentManagerPrivate::slotBoolChanged(QtProperty* property, bool value) {
+    if (QtProperty* prop = m_visibleToPropery.value(property, 0)) {
+        QTrajectoryTraceComponentAttribute c = m_values[prop];
+        c.SetVisible(value);
+        q_ptr->setValue(prop, c);
+    }
+}
+
+void QtTrajectoryTraceComponentManagerPrivate::slotColorChanged(QtProperty* property, const QColor& value) {
+    if (QtProperty* prop = m_colorToPropery.value(property, 0)) {
+        QTrajectoryTraceComponentAttribute c = m_values[prop];
+        c.SetColor(value);
+        q_ptr->setValue(prop, c);
+    }
+}
+
+void QtTrajectoryTraceComponentManagerPrivate::slotPropertyDestroyed(QtProperty* property) {
+    if (QtProperty* subProp = m_lineWidthToPropery.value(property, nullptr)) {
+        m_lineWidthToPropery[subProp] = 0;
+        m_lineWidthToPropery.remove(property);
+    }
+    if (QtProperty* subProp = m_sampleIntervalToPropery.value(property, nullptr)) {
+        m_sampleIntervalToPropery[subProp] = 0;
+        m_sampleIntervalToPropery.remove(property);
+    }
+    if (QtProperty* subProp = m_minMoveDistanceToPropery.value(property, nullptr)) {
+        m_minMoveDistanceToPropery[subProp] = 0;
+        m_minMoveDistanceToPropery.remove(property);
+    }
+    if (QtProperty* subProp = m_maxPointsToPropery.value(property, nullptr)) {
+        m_maxPointsToPropery[subProp] = 0;
+        m_maxPointsToPropery.remove(property);
+    }
+    if (QtProperty* subProp = m_tailDurationToPropery.value(property, nullptr)) {
+        m_tailDurationToPropery[subProp] = 0;
+        m_tailDurationToPropery.remove(property);
+    }
+    if (QtProperty* subProp = m_visibleToPropery.value(property, nullptr)) {
+        m_visibleToPropery[subProp] = 0;
+        m_visibleToPropery.remove(property);
+    }
+    if (QtProperty* subProp = m_colorToPropery.value(property, nullptr)) {
+        m_colorToPropery[subProp] = 0;
+        m_colorToPropery.remove(property);
+    }
+}
+
+QtTrajectoryTraceComponentManager::QtTrajectoryTraceComponentManager(QObject* parent)
+    : QtComponentPropertyManager(parent), d_ptr(new QtTrajectoryTraceComponentManagerPrivate) {
+    d_ptr->q_ptr = this;
+
+    d_ptr->m_doubleProperyManager = new QtDoublePropertyManager(this);
+    connect(d_ptr->m_doubleProperyManager, SIGNAL(valueChanged(QtProperty*, double)),
+        this, SLOT(slotDoubleChanged(QtProperty*, double)));
+    connect(d_ptr->m_doubleProperyManager, SIGNAL(propertyDestroyed(QtProperty*)),
+        this, SLOT(slotPropertyDestroyed(QtProperty*)));
+
+    d_ptr->m_intProperyManager = new QtIntPropertyManager(this);
+    connect(d_ptr->m_intProperyManager, SIGNAL(valueChanged(QtProperty*, int)),
+        this, SLOT(slotIntChanged(QtProperty*, int)));
+    connect(d_ptr->m_intProperyManager, SIGNAL(propertyDestroyed(QtProperty*)),
+        this, SLOT(slotPropertyDestroyed(QtProperty*)));
+
+    d_ptr->m_boolProperyManager = new QtBoolPropertyManager(this);
+    connect(d_ptr->m_boolProperyManager, SIGNAL(valueChanged(QtProperty*, bool)),
+        this, SLOT(slotBoolChanged(QtProperty*, bool)));
+    connect(d_ptr->m_boolProperyManager, SIGNAL(propertyDestroyed(QtProperty*)),
+        this, SLOT(slotPropertyDestroyed(QtProperty*)));
+
+    d_ptr->m_colorProperyManager = new QtColorPropertyManager(this);
+    connect(d_ptr->m_colorProperyManager, SIGNAL(valueChanged(QtProperty*, const QColor&)),
+        this, SLOT(slotColorChanged(QtProperty*, const QColor&)));
+    connect(d_ptr->m_colorProperyManager, SIGNAL(propertyDestroyed(QtProperty*)),
+        this, SLOT(slotPropertyDestroyed(QtProperty*)));
+}
+
+QtTrajectoryTraceComponentManager::~QtTrajectoryTraceComponentManager() {
+    clear();
+}
+
+QtProperty* QtTrajectoryTraceComponentManager::AddProperty() {
+    return addProperty(tr("TrajectoryTraceComponent"));
+}
+
+void QtTrajectoryTraceComponentManager::SetPropertyValue(QtProperty* property, SceneComponent* sceneComponent) {
+    QTrajectoryTraceComponentAttribute componentAttribute(reinterpret_cast<TrajectoryTraceComponent*>(sceneComponent));
+    setValue(property, componentAttribute);
+}
+
+QString QtTrajectoryTraceComponentManager::GetPropertyId() const {
+    return QStringLiteral("TrajectoryTraceComponent");
+}
+
+QTrajectoryTraceComponentAttribute QtTrajectoryTraceComponentManager::value(const QtProperty* property) const {
+    return d_ptr->m_values.value(property, QTrajectoryTraceComponentAttribute());
+}
+
+QtDoublePropertyManager* QtTrajectoryTraceComponentManager::subDoubleProperyManager() const {
+    return d_ptr->m_doubleProperyManager;
+}
+
+QtIntPropertyManager* QtTrajectoryTraceComponentManager::subIntProperyManager() const {
+    return d_ptr->m_intProperyManager;
+}
+
+QtBoolPropertyManager* QtTrajectoryTraceComponentManager::subBoolProperyManager() const {
+    return d_ptr->m_boolProperyManager;
+}
+
+QtColorPropertyManager* QtTrajectoryTraceComponentManager::subColorProperyManager() const {
+    return d_ptr->m_colorProperyManager;
+}
+
+QString QtTrajectoryTraceComponentManager::valueText(const QtProperty* property) const {
+    const QtTrajectoryTraceComponentManagerPrivate::PropertyValueMap::const_iterator it = d_ptr->m_values.constFind(property);
+    if (it == d_ptr->m_values.constEnd())
+        return QString();
+
+    return QString("TrajectoryTraceComponent");
+}
+
+QIcon QtTrajectoryTraceComponentManager::valueIcon(const QtProperty* property) const {
+    const QtTrajectoryTraceComponentManagerPrivate::PropertyValueMap::const_iterator it = d_ptr->m_values.constFind(property);
+    if (it == d_ptr->m_values.constEnd())
+        return QIcon();
+
+    return QIcon();
+}
+
+void QtTrajectoryTraceComponentManager::setValue(QtProperty* property, const QTrajectoryTraceComponentAttribute& value) {
+    const QtTrajectoryTraceComponentManagerPrivate::PropertyValueMap::iterator it = d_ptr->m_values.find(property);
+    if (it == d_ptr->m_values.end())
+        return;
+
+    it.value() = value;
+
+    d_ptr->m_doubleProperyManager->setValue(d_ptr->m_properyToLineWidth[property], value.GetLineWidth());
+    d_ptr->m_doubleProperyManager->setValue(d_ptr->m_properyToSampleInterval[property], value.GetSampleInterval());
+    d_ptr->m_doubleProperyManager->setValue(d_ptr->m_properyToMinMoveDistance[property], value.GetMinMoveDistance());
+    d_ptr->m_intProperyManager->setValue(d_ptr->m_properyToMaxPoints[property], value.GetMaxPoints());
+    d_ptr->m_doubleProperyManager->setValue(d_ptr->m_properyToTailDuration[property], value.GetTailDuration());
+    d_ptr->m_boolProperyManager->setValue(d_ptr->m_properyToVisible[property], value.IsVisible());
+    d_ptr->m_colorProperyManager->setValue(d_ptr->m_properyToColor[property], value.GetColor());
+
+    emit propertyChanged(property);
+    emit valueChanged(property, value);
+}
+
+void QtTrajectoryTraceComponentManager::initializeProperty(QtProperty* property) {
+    QTrajectoryTraceComponentAttribute val;
+    d_ptr->m_values[property] = val;
+
+    QtProperty* prop = d_ptr->m_doubleProperyManager->addProperty();
+    prop->setPropertyName(tr("LineWidth"));
+    d_ptr->m_doubleProperyManager->setValueOnly(prop, val.GetLineWidth());
+    d_ptr->m_doubleProperyManager->setRange(prop, 1.0, 20.0);
+    d_ptr->m_properyToLineWidth[property] = prop;
+    d_ptr->m_lineWidthToPropery[prop] = property;
+    property->addSubProperty(prop);
+
+    prop = d_ptr->m_doubleProperyManager->addProperty();
+    prop->setPropertyName(tr("SampleInterval"));
+    d_ptr->m_doubleProperyManager->setValueOnly(prop, val.GetSampleInterval());
+    d_ptr->m_doubleProperyManager->setRange(prop, 0.01, 60.0);
+    d_ptr->m_properyToSampleInterval[property] = prop;
+    d_ptr->m_sampleIntervalToPropery[prop] = property;
+    property->addSubProperty(prop);
+
+    prop = d_ptr->m_doubleProperyManager->addProperty();
+    prop->setPropertyName(tr("MinMoveDistance"));
+    d_ptr->m_doubleProperyManager->setValueOnly(prop, val.GetMinMoveDistance());
+    d_ptr->m_doubleProperyManager->setRange(prop, 0.0, 1000000.0);
+    d_ptr->m_properyToMinMoveDistance[property] = prop;
+    d_ptr->m_minMoveDistanceToPropery[prop] = property;
+    property->addSubProperty(prop);
+
+    prop = d_ptr->m_intProperyManager->addProperty();
+    prop->setPropertyName(tr("MaxPoints"));
+    d_ptr->m_intProperyManager->setValueOnly(prop, val.GetMaxPoints());
+    d_ptr->m_intProperyManager->setRange(prop, 2, 1000000);
+    d_ptr->m_properyToMaxPoints[property] = prop;
+    d_ptr->m_maxPointsToPropery[prop] = property;
+    property->addSubProperty(prop);
+
+    prop = d_ptr->m_doubleProperyManager->addProperty();
+    prop->setPropertyName(tr("TailDuration"));
+    d_ptr->m_doubleProperyManager->setValueOnly(prop, val.GetTailDuration());
+    d_ptr->m_doubleProperyManager->setRange(prop, 0.0, 36000.0);
+    d_ptr->m_properyToTailDuration[property] = prop;
+    d_ptr->m_tailDurationToPropery[prop] = property;
+    property->addSubProperty(prop);
+
+    prop = d_ptr->m_boolProperyManager->addProperty();
+    prop->setPropertyName(tr("Visible"));
+    d_ptr->m_boolProperyManager->setValue(prop, val.IsVisible());
+    d_ptr->m_properyToVisible[property] = prop;
+    d_ptr->m_visibleToPropery[prop] = property;
+    property->addSubProperty(prop);
+
+    prop = d_ptr->m_colorProperyManager->addProperty();
+    prop->setPropertyName(tr("Color"));
+    d_ptr->m_colorProperyManager->setValue(prop, val.GetColor());
+    d_ptr->m_properyToColor[property] = prop;
+    d_ptr->m_colorToPropery[prop] = property;
+    property->addSubProperty(prop);
+}
+
+void QtTrajectoryTraceComponentManager::uninitializeProperty(QtProperty* property) {
+    QtProperty* prop = d_ptr->m_lineWidthToPropery[property];
+    if (prop) {
+        d_ptr->m_lineWidthToPropery.remove(prop);
+        delete prop;
+    }
+    d_ptr->m_properyToLineWidth.remove(property);
+
+    prop = d_ptr->m_sampleIntervalToPropery[property];
+    if (prop) {
+        d_ptr->m_sampleIntervalToPropery.remove(prop);
+        delete prop;
+    }
+    d_ptr->m_properyToSampleInterval.remove(property);
+
+    prop = d_ptr->m_minMoveDistanceToPropery[property];
+    if (prop) {
+        d_ptr->m_minMoveDistanceToPropery.remove(prop);
+        delete prop;
+    }
+    d_ptr->m_properyToMinMoveDistance.remove(property);
+
+    prop = d_ptr->m_maxPointsToPropery[property];
+    if (prop) {
+        d_ptr->m_maxPointsToPropery.remove(prop);
+        delete prop;
+    }
+    d_ptr->m_properyToMaxPoints.remove(property);
+
+    prop = d_ptr->m_tailDurationToPropery[property];
+    if (prop) {
+        d_ptr->m_tailDurationToPropery.remove(prop);
+        delete prop;
+    }
+    d_ptr->m_properyToTailDuration.remove(property);
+
+    prop = d_ptr->m_visibleToPropery[property];
+    if (prop) {
+        d_ptr->m_visibleToPropery.remove(prop);
+        delete prop;
+    }
+    d_ptr->m_properyToVisible.remove(property);
+
+    prop = d_ptr->m_colorToPropery[property];
+    if (prop) {
+        d_ptr->m_colorToPropery.remove(prop);
+        delete prop;
+    }
+    d_ptr->m_properyToColor.remove(property);
+}
+
+#pragma endregion
+
 // QtDashedLineComponentManager
 #pragma region QtDashedLineComponentManager
 

src/ui/PropertyBrowser/qtpropertymanager.h

@@ -1259,6 +1259,50 @@ private:
 #pragma endregion
 
 
+#pragma region QtTrajectoryTraceComponentManager
+
+class QtTrajectoryTraceComponentManagerPrivate;
+
+class QtTrajectoryTraceComponentManager : public QtComponentPropertyManager {
+    Q_OBJECT
+public:
+    QtTrajectoryTraceComponentManager(QObject* parent = 0);
+    ~QtTrajectoryTraceComponentManager();
+
+    QtProperty* AddProperty() override;
+    void SetPropertyValue(QtProperty* property, SceneComponent* sceneComponent) override;
+    QString GetPropertyId() const override;
+
+    QTrajectoryTraceComponentAttribute value(const QtProperty* property) const;
+
+    QtDoublePropertyManager* subDoubleProperyManager() const;
+    QtIntPropertyManager* subIntProperyManager() const;
+    QtBoolPropertyManager* subBoolProperyManager() const;
+    QtColorPropertyManager* subColorProperyManager() const;
+
+public Q_SLOTS:
+    void setValue(QtProperty* property, const QTrajectoryTraceComponentAttribute& val);
+Q_SIGNALS:
+    void valueChanged(QtProperty* property, const QTrajectoryTraceComponentAttribute& val);
+protected:
+    QString valueText(const QtProperty* property) const override;
+    QIcon valueIcon(const QtProperty* property) const override;
+    void initializeProperty(QtProperty* property) override;
+    void uninitializeProperty(QtProperty* property) override;
+private:
+    QScopedPointer<QtTrajectoryTraceComponentManagerPrivate> d_ptr;
+    Q_DECLARE_PRIVATE(QtTrajectoryTraceComponentManager)
+        Q_DISABLE_COPY_MOVE(QtTrajectoryTraceComponentManager)
+        Q_PRIVATE_SLOT(d_func(), void slotDoubleChanged(QtProperty*, double))
+        Q_PRIVATE_SLOT(d_func(), void slotIntChanged(QtProperty*, int))
+        Q_PRIVATE_SLOT(d_func(), void slotBoolChanged(QtProperty*, bool))
+        Q_PRIVATE_SLOT(d_func(), void slotColorChanged(QtProperty*, const QColor&))
+        Q_PRIVATE_SLOT(d_func(), void slotPropertyDestroyed(QtProperty*))
+};
+
+#pragma endregion
+
+
 #pragma region QtDashedLineComponentManager
 
 class QtDashedLineComponentManagerPrivate;

src/ui/PropertyBrowser/qtworkspaceattribute.cpp

@@ -5,6 +5,7 @@
 #include "entities/Entity.h"
 #include "entities/MeshComponent.h"
 #include "entities/PathComponent.h"
+#include "entities/TrajectoryTraceComponent.h"
 #include "entities/ConeWaveComponent.h"
 #include "entities/DashedLineComponent.h"
 #include "entities/EntitiesManager.h"
@@ -465,6 +466,146 @@ QPathComponentAttribute& QPathComponentAttribute::operator=(const QPathComponent
     return *this;
 }
 
+QTrajectoryTraceComponentAttribute::QTrajectoryTraceComponentAttribute(TrajectoryTraceComponent* obj)
+    : object_(obj) {
+}
+
+void QTrajectoryTraceComponentAttribute::SetColor(const QColor& c) {
+    if (nullptr == object_) {
+        return;
+    }
+
+    osg::Vec4 vColor = object_->GetColor();
+    QColor color;
+    OsgUtils::Vec4ToQColor(vColor, &color);
+    if (c == color) {
+        return;
+    }
+
+    OsgUtils::QColorToVec4(c, &vColor);
+    object_->SetColor(vColor);
+}
+
+QColor QTrajectoryTraceComponentAttribute::GetColor() const {
+    if (nullptr == object_) {
+        return QColor();
+    }
+
+    osg::Vec4 vColor = object_->GetColor();
+    QColor color;
+    OsgUtils::Vec4ToQColor(vColor, &color);
+    return color;
+}
+
+void QTrajectoryTraceComponentAttribute::SetLineWidth(double width) {
+    if (nullptr == object_) {
+        return;
+    }
+
+    object_->SetLineWidth(static_cast<float>(width));
+}
+
+double QTrajectoryTraceComponentAttribute::GetLineWidth() const {
+    if (nullptr == object_) {
+        return 2.0;
+    }
+
+    return object_->GetLineWidth();
+}
+
+void QTrajectoryTraceComponentAttribute::SetSampleInterval(double interval) {
+    if (nullptr == object_) {
+        return;
+    }
+
+    object_->SetSampleInterval(interval);
+}
+
+double QTrajectoryTraceComponentAttribute::GetSampleInterval() const {
+    if (nullptr == object_) {
+        return 0.1;
+    }
+
+    return object_->GetSampleInterval();
+}
+
+void QTrajectoryTraceComponentAttribute::SetMinMoveDistance(double distance) {
+    if (nullptr == object_) {
+        return;
+    }
+
+    object_->SetMinMoveDistance(distance);
+}
+
+double QTrajectoryTraceComponentAttribute::GetMinMoveDistance() const {
+    if (nullptr == object_) {
+        return 1.0;
+    }
+
+    return object_->GetMinMoveDistance();
+}
+
+void QTrajectoryTraceComponentAttribute::SetMaxPoints(int maxPoints) {
+    if (nullptr == object_) {
+        return;
+    }
+
+    object_->SetMaxPoints(maxPoints);
+}
+
+int QTrajectoryTraceComponentAttribute::GetMaxPoints() const {
+    if (nullptr == object_) {
+        return 5000;
+    }
+
+    return object_->GetMaxPoints();
+}
+
+void QTrajectoryTraceComponentAttribute::SetTailDuration(double duration) {
+    if (nullptr == object_) {
+        return;
+    }
+
+    object_->SetTailDuration(duration);
+}
+
+double QTrajectoryTraceComponentAttribute::GetTailDuration() const {
+    if (nullptr == object_) {
+        return 30.0;
+    }
+
+    return object_->GetTailDuration();
+}
+
+void QTrajectoryTraceComponentAttribute::SetVisible(bool visible) {
+    if (nullptr == object_) {
+        return;
+    }
+
+    object_->SetTraceVisible(visible);
+}
+
+bool QTrajectoryTraceComponentAttribute::IsVisible() const {
+    if (nullptr == object_) {
+        return true;
+    }
+
+    return object_->IsTraceVisible();
+}
+
+bool QTrajectoryTraceComponentAttribute::operator==(const QTrajectoryTraceComponentAttribute& other) {
+    return object_ == other.object_;
+}
+
+QTrajectoryTraceComponentAttribute& QTrajectoryTraceComponentAttribute::operator=(const QTrajectoryTraceComponentAttribute& other) {
+    if (this == &other) {
+        return *this;
+    }
+
+    object_ = other.object_;
+    return *this;
+}
+
 QConeWaveComponentAttribute::QConeWaveComponentAttribute(ConeWaveComponent* object)
     : object_(object) {
 }

src/ui/PropertyBrowser/qtworkspaceattribute.h

@@ -234,6 +234,40 @@ private:
     class PathComponent* object_{ nullptr };
 };
 
+class QTrajectoryTraceComponentAttribute {
+public:
+    QTrajectoryTraceComponentAttribute() = default;
+    QTrajectoryTraceComponentAttribute(class TrajectoryTraceComponent* obj);
+    QTrajectoryTraceComponentAttribute& operator=(const QTrajectoryTraceComponentAttribute& other);
+    ~QTrajectoryTraceComponentAttribute() = default;
+
+    bool operator== (const QTrajectoryTraceComponentAttribute& other);
+
+    void SetColor(const QColor& c);
+    QColor GetColor() const;
+
+    void SetLineWidth(double width);
+    double GetLineWidth() const;
+
+    void SetSampleInterval(double interval);
+    double GetSampleInterval() const;
+
+    void SetMinMoveDistance(double distance);
+    double GetMinMoveDistance() const;
+
+    void SetMaxPoints(int maxPoints);
+    int GetMaxPoints() const;
+
+    void SetTailDuration(double duration);
+    double GetTailDuration() const;
+
+    void SetVisible(bool visible);
+    bool IsVisible() const;
+
+private:
+    class TrajectoryTraceComponent* object_{ nullptr };
+};
+
 class QConeWaveComponentAttribute {
 public:
     QConeWaveComponentAttribute() = default;