C++ EntityItemProperties类代码示例

bool EntityScriptingInterface::setAbsoluteJointTranslationsInObjectFrame(const QUuid& entityID,
                                                                         const QVector<glm::vec3>& translations) {
    if (auto entity = checkForTreeEntityAndTypeMatch(entityID, EntityTypes::Model)) {
        auto now = usecTimestampNow();
        auto modelEntity = std::dynamic_pointer_cast<ModelEntityItem>(entity);

        bool result = false;
        for (int index = 0; index < translations.size(); index++) {
            result |= modelEntity->setAbsoluteJointTranslationInObjectFrame(index, translations[index]);
        }
        if (result) {
            EntityItemProperties properties;
            _entityTree->withWriteLock([&] {
                entity->setLastEdited(now);
                entity->setLastBroadcast(now);
                properties = entity->getProperties();
            });

            properties.setJointTranslationsDirty();
            properties.setLastEdited(now);
            queueEntityMessage(PacketType::EntityEdit, entityID, properties);
            return true;
        }
    }
    return false;
}

EntityItemProperties EntityScriptingInterface::getEntityProperties(EntityItemID entityID) {
    EntityItemProperties results;
    EntityItemID identity = identifyEntity(entityID);
    if (_entityTree) {
        _entityTree->lockForRead();
        EntityItem* entity = const_cast<EntityItem*>(_entityTree->findEntityByEntityItemID(identity));
        
        if (entity) {
            results = entity->getProperties();

            // TODO: improve sitting points and naturalDimensions in the future, 
            //       for now we've included the old sitting points model behavior for entity types that are models
            //        we've also added this hack for setting natural dimensions of models
            if (entity->getType() == EntityTypes::Model) {
                const FBXGeometry* geometry = _entityTree->getGeometryForEntity(entity);
                if (geometry) {
                    results.setSittingPoints(geometry->sittingPoints);
                    Extents meshExtents = geometry->getUnscaledMeshExtents();
                    results.setNaturalDimensions(meshExtents.maximum - meshExtents.minimum);
                }
            }

        } else {
            results.setIsUnknownID();
        }
        _entityTree->unlock();
    }
    
    return results;
}

EntityItemProperties RenderableModelEntityItem::getProperties() const {
    EntityItemProperties properties = ModelEntityItem::getProperties(); // get the properties from our base class
    if (_originalTexturesRead) {
        properties.setTextureNames(_originalTextures);
    }
    return properties;
}

EntityItemProperties EntityScriptingInterface::getEntityProperties(QUuid identity, EntityPropertyFlags desiredProperties) {
    EntityItemProperties results;
    if (_entityTree) {
        _entityTree->withReadLock([&] {
            EntityItemPointer entity = _entityTree->findEntityByEntityItemID(EntityItemID(identity));
            if (entity) {
                results = entity->getProperties(desiredProperties);

                // TODO: improve sitting points and naturalDimensions in the future,
                //       for now we've included the old sitting points model behavior for entity types that are models
                //        we've also added this hack for setting natural dimensions of models
                if (entity->getType() == EntityTypes::Model) {
                    const FBXGeometry* geometry = _entityTree->getGeometryForEntity(entity);
                    if (geometry) {
                        results.setSittingPoints(geometry->sittingPoints);
                        Extents meshExtents = geometry->getUnscaledMeshExtents();
                        results.setNaturalDimensions(meshExtents.maximum - meshExtents.minimum);
                        results.calculateNaturalPosition(meshExtents.minimum, meshExtents.maximum);
                    }
                }

            }
        });
    }

    return results;
}

QUuid EntityScriptingInterface::addEntity(const EntityItemProperties& properties) {

    EntityItemProperties propertiesWithSimID = properties;

    EntityItemID id = EntityItemID(QUuid::createUuid());

    // If we have a local entity tree set, then also update it.
    bool success = true;
    if (_entityTree) {
        _entityTree->withWriteLock([&] {
            EntityItemPointer entity = _entityTree->addEntity(id, propertiesWithSimID);
            if (entity) {
                // This Node is creating a new object.  If it's in motion, set this Node as the simulator.
                auto nodeList = DependencyManager::get<NodeList>();
                const QUuid myNodeID = nodeList->getSessionUUID();
                propertiesWithSimID.setSimulationOwner(myNodeID, SCRIPT_EDIT_SIMULATION_PRIORITY);

                // and make note of it now, so we can act on it right away.
                entity->setSimulationOwner(myNodeID, SCRIPT_EDIT_SIMULATION_PRIORITY);

                entity->setLastBroadcast(usecTimestampNow());
            } else {
                qCDebug(entities) << "script failed to add new Entity to local Octree";
                success = false;
            }
        });
    }

    // queue the packet
    if (success) {
        queueEntityMessage(PacketType::EntityAdd, id, propertiesWithSimID);
    }

    return id;
}

QUuid EntityScriptingInterface::editEntity(QUuid id, EntityItemProperties properties) {
    EntityItemID entityID(id);
    // If we have a local entity tree set, then also update it.
    if (!_entityTree) {
        queueEntityMessage(PacketType::EntityEdit, entityID, properties);
        return id;
    }

    bool updatedEntity = false;
    _entityTree->withWriteLock([&] {
        updatedEntity = _entityTree->updateEntity(entityID, properties);
    });


    if (!updatedEntity) {
        return QUuid();
    }

    _entityTree->withReadLock([&] {
        EntityItemPointer entity = _entityTree->findEntityByEntityItemID(entityID);
        if (entity) {
            // make sure the properties has a type, so that the encode can know which properties to include
            properties.setType(entity->getType());
            bool hasTerseUpdateChanges = properties.hasTerseUpdateChanges();
            bool hasPhysicsChanges = properties.hasMiscPhysicsChanges() || hasTerseUpdateChanges;
            if (hasPhysicsChanges) {
                auto nodeList = DependencyManager::get<NodeList>();
                const QUuid myNodeID = nodeList->getSessionUUID();

                if (entity->getSimulatorID() == myNodeID) {
                    // we think we already own the simulation, so make sure to send ALL TerseUpdate properties
                    if (hasTerseUpdateChanges) {
                        entity->getAllTerseUpdateProperties(properties);
                    }
                    // TODO: if we knew that ONLY TerseUpdate properties have changed in properties AND the object 
                    // is dynamic AND it is active in the physics simulation then we could chose to NOT queue an update 
                    // and instead let the physics simulation decide when to send a terse update.  This would remove
                    // the "slide-no-rotate" glitch (and typical a double-update) that we see during the "poke rolling
                    // balls" test.  However, even if we solve this problem we still need to provide a "slerp the visible
                    // proxy toward the true physical position" feature to hide the final glitches in the remote watcher's
                    // simulation.

                    if (entity->getSimulationPriority() < SCRIPT_EDIT_SIMULATION_PRIORITY) {
                        // we re-assert our simulation ownership at a higher priority
                        properties.setSimulationOwner(myNodeID,
                            glm::max(entity->getSimulationPriority(), SCRIPT_EDIT_SIMULATION_PRIORITY));
                    }
                } else {
                    // we make a bid for simulation ownership
                    properties.setSimulationOwner(myNodeID, SCRIPT_EDIT_SIMULATION_PRIORITY);
                    entity->flagForOwnership();
                }
            }
            entity->setLastBroadcast(usecTimestampNow());
        }
    });
    queueEntityMessage(PacketType::EntityEdit, entityID, properties);
    return id;
}

QUuid EntityScriptingInterface::addModelEntity(const QString& name, const QString& modelUrl, const glm::vec3& position) {
    EntityItemProperties properties;
    properties.setType(EntityTypes::Model);
    properties.setName(name);
    properties.setModelURL(modelUrl);
    properties.setPosition(position);
    return addEntity(properties);
}

EntityItemProperties ShapeEntityItem::getProperties(EntityPropertyFlags desiredProperties) const {
    EntityItemProperties properties = EntityItem::getProperties(desiredProperties); // get the properties from our base class
    properties.setShape(entity::stringFromShape(getShape()));
    COPY_ENTITY_PROPERTY_TO_PROPERTIES(color, getXColor);
    COPY_ENTITY_PROPERTY_TO_PROPERTIES(alpha, getAlpha);

    return properties;
}

EntityItemProperties SphereEntityItem::getProperties() const {
    EntityItemProperties properties = EntityItem::getProperties(); // get the properties from our base class

    properties.setColor(getXColor());
    properties.setGlowLevel(getGlowLevel());

    return properties;
}

QUuid EntityScriptingInterface::addEntity(const EntityItemProperties& properties) {
    EntityItemProperties propertiesWithSimID = convertLocationFromScriptSemantics(properties);
    propertiesWithSimID.setDimensionsInitialized(properties.dimensionsChanged());

    auto dimensions = propertiesWithSimID.getDimensions();
    float volume = dimensions.x * dimensions.y * dimensions.z;
    auto density = propertiesWithSimID.getDensity();
    auto newVelocity = propertiesWithSimID.getVelocity().length();
    float cost = calculateCost(density * volume, 0, newVelocity);
    cost *= costMultiplier;

    if (cost > _currentAvatarEnergy) {
        return QUuid();
    }

    EntityItemID id = EntityItemID(QUuid::createUuid());

    // If we have a local entity tree set, then also update it.
    bool success = true;
    if (_entityTree) {
        _entityTree->withWriteLock([&] {
            EntityItemPointer entity = _entityTree->addEntity(id, propertiesWithSimID);
            if (entity) {
                if (propertiesWithSimID.parentRelatedPropertyChanged()) {
                    // due to parenting, the server may not know where something is in world-space, so include the bounding cube.
                    bool success;
                    AACube queryAACube = entity->getQueryAACube(success);
                    if (success) {
                        propertiesWithSimID.setQueryAACube(queryAACube);
                    }
                }

                if (_bidOnSimulationOwnership) {
                    // This Node is creating a new object.  If it's in motion, set this Node as the simulator.
                    auto nodeList = DependencyManager::get<NodeList>();
                    const QUuid myNodeID = nodeList->getSessionUUID();

                    // and make note of it now, so we can act on it right away.
                    propertiesWithSimID.setSimulationOwner(myNodeID, SCRIPT_POKE_SIMULATION_PRIORITY);
                    entity->setSimulationOwner(myNodeID, SCRIPT_POKE_SIMULATION_PRIORITY);
                }

                entity->setLastBroadcast(usecTimestampNow());
            } else {
                qCDebug(entities) << "script failed to add new Entity to local Octree";
                success = false;
            }
        });
    }

    // queue the packet
    if (success) {
        emit debitEnergySource(cost);
        queueEntityMessage(PacketType::EntityAdd, id, propertiesWithSimID);
    }

    return id;
}

EntityItem* EntityTypes::constructEntityItem(EntityType entityType, const EntityItemID& entityID,
                                                    const EntityItemProperties& properties) {
    EntityItem* newEntityItem = NULL;
    EntityTypeFactory factory = NULL;
    if (entityType >= 0 && entityType <= LAST) {
        factory = _factories[entityType];
    }
    if (factory) {
        EntityItemProperties mutableProperties = properties;
        mutableProperties.markAllChanged();
        newEntityItem = factory(entityID, mutableProperties);
    }
    return newEntityItem;
}

void EntityEditPacketSender::queueEditAvatarEntityMessage(PacketType type,
        EntityTreePointer entityTree,
        EntityItemID entityItemID,
        const EntityItemProperties& properties) {
    if (!_shouldSend) {
        return; // bail early
    }

    if (properties.getOwningAvatarID() != _myAvatar->getID()) {
        return; // don't send updates for someone else's avatarEntity
    }

    assert(properties.getClientOnly());

    // this is an avatar-based entity.  update our avatar-data rather than sending to the entity-server
    assert(_myAvatar);

    if (!entityTree) {
        qCDebug(entities) << "EntityEditPacketSender::queueEditEntityMessage null entityTree.";
        return;
    }
    EntityItemPointer entity = entityTree->findEntityByEntityItemID(entityItemID);
    if (!entity) {
        qCDebug(entities) << "EntityEditPacketSender::queueEditEntityMessage can't find entity.";
        return;
    }

    // the properties that get serialized into the avatar identity packet should be the entire set
    // rather than just the ones being edited.
    EntityItemProperties entityProperties = entity->getProperties();
    entityProperties.merge(properties);

    QScriptValue scriptProperties = EntityItemNonDefaultPropertiesToScriptValue(&_scriptEngine, entityProperties);
    QVariant variantProperties = scriptProperties.toVariant();
    QJsonDocument jsonProperties = QJsonDocument::fromVariant(variantProperties);

    // the ID of the parent/avatar changes from session to session.  use a special UUID to indicate the avatar
    QJsonObject jsonObject = jsonProperties.object();
    if (QUuid(jsonObject["parentID"].toString()) == _myAvatar->getID()) {
        jsonObject["parentID"] = AVATAR_SELF_ID.toString();
    }
    jsonProperties = QJsonDocument(jsonObject);

    QByteArray binaryProperties = jsonProperties.toBinaryData();
    _myAvatar->updateAvatarEntity(entityItemID, binaryProperties);

    entity->setLastBroadcast(usecTimestampNow());
    return;
}

void addAvatarEntities(const QVariantList& avatarEntities) {
    auto nodeList = DependencyManager::get<NodeList>();
    const QUuid myNodeID = nodeList->getSessionUUID();
    EntityTreePointer entityTree = DependencyManager::get<EntityTreeRenderer>()->getTree();
    if (!entityTree) {
        return;
    }
    EntitySimulationPointer entitySimulation = entityTree->getSimulation();
    PhysicalEntitySimulationPointer physicalEntitySimulation = std::static_pointer_cast<PhysicalEntitySimulation>(entitySimulation);
    EntityEditPacketSender* entityPacketSender = physicalEntitySimulation->getPacketSender();
    QScriptEngine scriptEngine;
    for (int index = 0; index < avatarEntities.count(); index++) {
        const QVariantMap& avatarEntityProperties = avatarEntities.at(index).toMap();
        QVariant variantProperties = avatarEntityProperties["properties"];
        QVariantMap asMap = variantProperties.toMap();
        QScriptValue scriptProperties = variantMapToScriptValue(asMap, scriptEngine);
        EntityItemProperties entityProperties;
        EntityItemPropertiesFromScriptValueHonorReadOnly(scriptProperties, entityProperties);

        entityProperties.setParentID(myNodeID);
        entityProperties.setClientOnly(true);
        entityProperties.setOwningAvatarID(myNodeID);
        entityProperties.setSimulationOwner(myNodeID, AVATAR_ENTITY_SIMULATION_PRIORITY);
        entityProperties.markAllChanged();

        EntityItemID id = EntityItemID(QUuid::createUuid());
        bool success = true;
        entityTree->withWriteLock([&] {
            EntityItemPointer entity = entityTree->addEntity(id, entityProperties);
            if (entity) {
                if (entityProperties.queryAACubeRelatedPropertyChanged()) {
                    // due to parenting, the server may not know where something is in world-space, so include the bounding cube.
                    bool success;
                    AACube queryAACube = entity->getQueryAACube(success);
                    if (success) {
                        entityProperties.setQueryAACube(queryAACube);
                    }
                }

                entity->setLastBroadcast(usecTimestampNow());
                // since we're creating this object we will immediately volunteer to own its simulation
                entity->flagForOwnershipBid(VOLUNTEER_SIMULATION_PRIORITY);
                entityProperties.setLastEdited(entity->getLastEdited());
            } else {
                qCDebug(entities) << "AvatarEntitiesBookmark failed to add new Entity to local Octree";
                success = false;
            }
        });

        if (success) {
            entityPacketSender->queueEditEntityMessage(PacketType::EntityAdd, entityTree, id, entityProperties);
        }
    }
}

void RenderableModelEntityItem::update(const quint64& now) {
    if (!_dimensionsInitialized && _model && _model->isActive()) {
        EntityItemProperties properties;
        auto extents = _model->getMeshExtents();
        properties.setDimensions(extents.maximum - extents.minimum);

        qCDebug(entitiesrenderer) << "Autoresizing:" << (!getName().isEmpty() ? getName() : getModelURL());
        QMetaObject::invokeMethod(DependencyManager::get<EntityScriptingInterface>().data(), "editEntity",
                                  Qt::QueuedConnection,
                                  Q_ARG(QUuid, getEntityItemID()),
                                  Q_ARG(EntityItemProperties, properties));
    }

    ModelEntityItem::update(now);
}

BoxEntityItem::BoxEntityItem(const EntityItemID& entityItemID, const EntityItemProperties& properties) :
        EntityItem(entityItemID) 
{
    _type = EntityTypes::Box;
    _created = properties.getCreated();
    setProperties(properties);
}