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143 lines
5.1 KiB
C++
143 lines
5.1 KiB
C++
// Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
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// Copyright (C) 2010 Winch Gate Property Limited
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#ifndef NL_HISTORY_H
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#define NL_HISTORY_H
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#include <vector>
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#include "nel/misc/types_nl.h"
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#include "nel/misc/vector.h"
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#include "property_history.h"
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#include "packet_history.h"
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#include "fe_types.h"
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namespace CLFECOMMON
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{
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class CAction;
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class CActionPacket;
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}
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struct CPropertyTranslation
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{
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uint32 Property;
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sint8 Translation;
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};
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/**
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* <Class description>
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* \author Benjamin Legros
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* \author Nevrax France
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* \date 2001
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*/
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class CHistory
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{
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#ifdef TEST_LOST_PACKET
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public:
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#else
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private:
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#endif
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CPacketHistory _PacketHistory;
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CPropertyHistory _PropertyHistory;
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uint32 _MaxClientId;
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public:
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/// Constructor
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CHistory();
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/// Clears the whole history.
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void clear();
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/// Initialises the history with at maximum maxClient (also clears the history).
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void init(uint maxClient) { setMaximumClient(maxClient); clear(); }
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/// Setup the maximum number of clients (history is not changed till init clear is called).
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void setMaximumClient(uint maxClient);
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/// Adds the client clientId to the history
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void addClient(TClientId clientId);
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/// Removes the clientId
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void removeClient(TClientId clientId);
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/// Resets a client (after a lag)
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void resetClient(TClientId clientId);
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/// Checks is a client is used
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bool isUsed(TClientId clientId) { return _PacketHistory.isValidClient(clientId); }
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/// Adds the entity entityId to the given clientId (the entityId is specific to the client)
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bool addEntityToClient(CLFECOMMON::TCLEntityId entityId, TClientId clientId);
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/// Removes the entity entityId of the given clientId (the entityId is specific to the client)
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void removeEntityOfClient(CLFECOMMON::TCLEntityId entityId, TClientId clientId);
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/// Stores action in the history (except position action)
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void store(TClientId clientId, uint32 packetNumber, CLFECOMMON::CAction *action)
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{
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_PacketHistory.store(clientId, packetNumber, action);
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_PropertyHistory.updateProperty(clientId, packetNumber, *action);
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}
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/// Stores a position action in the history
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void storePosition(TClientId clientId, uint32 packetNumber, CLFECOMMON::CActionPosition *action, uint32 mileage, bool storeByTimestamp, NLMISC::TGameCycle timestamp)
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{
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_PacketHistory.store(clientId, packetNumber, action);
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_PropertyHistory.updatePosition(clientId, packetNumber, *action, mileage, storeByTimestamp, timestamp);
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}
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/// Stores a disassociation
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void storeDisassociation(TClientId clientId, CLFECOMMON::TCLEntityId slot, uint32 packetNumber, uint8 newAssociationChangeBits )
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{
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_PacketHistory.storeDisassociation(clientId, slot, packetNumber );
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_PropertyHistory.updateAssociationChangeBits(clientId, slot, newAssociationChangeBits);
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}
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/// Removes a packet from history
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void remove(TClientId clientId, uint32 packet);
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/// Acknoledges a received packet to history (with full ack bit field)
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void ack(TClientId clientId, uint32 packet, uint32 bits, uint ackBitWidth = 8);
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/// Ack a single packet
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void ack(TClientId clientId, uint32 packet, bool ackvalue);
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/// Get the entity entry (only for continuous properties).
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const CPropertyHistory::CEntityEntry &getEntityEntry(TClientId client, CLFECOMMON::TCLEntityId entity) const { return _PropertyHistory.getEntityEntry(client, entity); }
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/// Get the property entry (only for continuous properties).
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const CPropertyHistory::CPropertyEntry &getPropertyEntry(TClientId client, CLFECOMMON::TCLEntityId entity, CLFECOMMON::TPropIndex property, bool &hasValue) const { return _PropertyHistory.getPropertyEntry(client, entity, property, hasValue); }
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/// Get the position stored in history
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bool getPosition(TClientId client, CLFECOMMON::TCLEntityId entity, CLFECOMMON::CAction::TValue &posx, CLFECOMMON::CAction::TValue &posy, CLFECOMMON::CAction::TValue &posz) const { return _PropertyHistory.getPosition(client, entity, posx, posy, posz); }
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/// Get the cumulated delta stored in history
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uint32 getMileage(TClientId client, CLFECOMMON::TCLEntityId entity) const { return _PropertyHistory.getMileage(client, entity); }
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/// Get the position known by the client of its target at the specified tick
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void getTargetPosAtTick( TClientId clientId, NLMISC::TGameCycle tick, CLFECOMMON::TCoord& x, CLFECOMMON::TCoord& y ) const { _PropertyHistory.getTargetPosAtTick( clientId, tick, x, y ); }
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};
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#endif // NL_HISTORY_H
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/* End of history.h */
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