overte-JulianGro/assignment-client/src/entities/EntityTreeSendThread.h

66 lines
2.4 KiB
C++

//
// EntityTreeSendThread.h
// assignment-client/src/entities
//
// Created by Stephen Birarda on 2/15/17.
// Copyright 2017 High Fidelity, Inc.
//
// Distributed under the Apache License, Version 2.0.
// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
//
#ifndef hifi_EntityTreeSendThread_h
#define hifi_EntityTreeSendThread_h
#include <unordered_set>
#include "../octree/OctreeSendThread.h"
#include <DiffTraversal.h>
#include <EntityPriorityQueue.h>
#include <shared/ConicalViewFrustum.h>
class EntityNodeData;
class EntityItem;
class EntityTreeSendThread : public OctreeSendThread {
Q_OBJECT
public:
EntityTreeSendThread(OctreeServer* myServer, const SharedNodePointer& node);
protected:
void traverseTreeAndSendContents(SharedNodePointer node, OctreeQueryNode* nodeData,
bool viewFrustumChanged, bool isFullScene) override;
private slots:
void resetState(); // clears our known state forcing entities to appear unsent
private:
// the following two methods return booleans to indicate if any extra flagged entities were new additions to set
bool addAncestorsToExtraFlaggedEntities(const QUuid& filteredEntityID, EntityItem& entityItem, EntityNodeData& nodeData);
bool addDescendantsToExtraFlaggedEntities(const QUuid& filteredEntityID, EntityItem& entityItem, EntityNodeData& nodeData);
void startNewTraversal(const DiffTraversal::View& viewFrustum, EntityTreeElementPointer root);
bool traverseTreeAndBuildNextPacketPayload(EncodeBitstreamParams& params, const QJsonObject& jsonFilters) override;
void preDistributionProcessing() override;
bool hasSomethingToSend(OctreeQueryNode* nodeData) override { return !_sendQueue.empty(); }
bool shouldStartNewTraversal(OctreeQueryNode* nodeData, bool viewFrustumChanged) override { return viewFrustumChanged || _traversal.finished(); }
DiffTraversal _traversal;
EntityPriorityQueue _sendQueue;
std::unordered_map<EntityItem*, uint64_t> _knownState;
// packet construction stuff
EntityTreeElementExtraEncodeDataPointer _extraEncodeData { new EntityTreeElementExtraEncodeData() };
int32_t _numEntitiesOffset { 0 };
uint16_t _numEntities { 0 };
private slots:
void editingEntityPointer(const EntityItemPointer& entity);
void deletingEntityPointer(EntityItem* entity);
};
#endif // hifi_EntityTreeSendThread_h