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