109 lines
4.2 KiB
C++
109 lines
4.2 KiB
C++
/*
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** Command & Conquer Generals(tm)
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** Copyright 2025 Electronic Arts Inc.
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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 General Public License as published by
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** the Free Software Foundation, either version 3 of the License, or
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** (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 General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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////////////////////////////////////////////////////////////////////////////////
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// //
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// (c) 2001-2003 Electronic Arts Inc. //
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// //
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////////////////////////////////////////////////////////////////////////////////
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// FILE: GhostObject.h ////////////////////////////////////////////////////////////
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// Placeholder for objects that have been deleted but need to be maintained because
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// a player can see them fogged.
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// Author: Mark Wilczynski, August 2002
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#pragma once
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#ifndef _GHOSTOBJECT_H_
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#define _GHOSTOBJECT_H_
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#include "Lib/BaseType.h"
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#include "Common/Snapshot.h"
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// #define DEBUG_FOG_MEMORY ///< this define is used to force object snapshots for all players, not just local player.
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//Magic pointer value which indicates that a drawable pointer is actually invalid
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//because we're looking at a ghost object.
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#define GHOST_OBJECT_DRAWABLE 0xFFFFFFFF
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class Object;
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class PartitionData;
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enum GeometryType;
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enum ObjectID;
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class GhostObject : public Snapshot
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{
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public:
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GhostObject();
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virtual ~GhostObject();
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virtual void snapShot(int playerIndex)=0;
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virtual void updateParentObject(Object *object, PartitionData *mod)=0;
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virtual void freeSnapShot(int playerIndex)=0;
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inline PartitionData *friend_getPartitionData(void) const {return m_partitionData;}
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inline GeometryType getGeometryType(void) const {return m_parentGeometryType;}
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inline Bool getGeometrySmall(void) const {return m_parentGeometryIsSmall;}
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inline Real getGeometryMajorRadius(void) const {return m_parentGeometryMajorRadius;}
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inline Real getGeometryMinorRadius(void) const {return m_parentGeometryminorRadius;}
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inline Real getParentAngle(void) const {return m_parentAngle;}
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inline const Coord3D *getParentPosition(void) const {return &m_parentPosition;}
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protected:
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virtual void crc( Xfer *xfer );
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virtual void xfer( Xfer *xfer );
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virtual void loadPostProcess( void );
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Object *m_parentObject; ///< object which we are ghosting
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GeometryType m_parentGeometryType;
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Bool m_parentGeometryIsSmall;
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Real m_parentGeometryMajorRadius;
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Real m_parentGeometryminorRadius;
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Real m_parentAngle;
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Coord3D m_parentPosition;
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PartitionData *m_partitionData; ///< our PartitionData
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};
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class GhostObjectManager : public Snapshot
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{
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public:
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GhostObjectManager();
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virtual ~GhostObjectManager();
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virtual void reset(void);
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virtual GhostObject *addGhostObject(Object *object, PartitionData *pd);
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virtual void removeGhostObject(GhostObject *mod);
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virtual inline void setLocalPlayerIndex(int index) { m_localPlayer = index; }
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inline int getLocalPlayerIndex(void) { return m_localPlayer; }
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virtual void updateOrphanedObjects(int *playerIndexList, int numNonLocalPlayers);
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virtual void releasePartitionData(void); ///<saves data needed to later rebuild partition manager data.
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virtual void restorePartitionData(void); ///<restores ghost objects into the partition manager.
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inline void lockGhostObjects(Bool enableLock) {m_lockGhostObjects=enableLock;} ///<temporary lock on creating new ghost objects. Only used by map border resizing!
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inline void saveLockGhostObjects(Bool enableLock) {m_saveLockGhostObjects=enableLock;}
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protected:
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virtual void crc( Xfer *xfer );
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virtual void xfer( Xfer *xfer );
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virtual void loadPostProcess( void );
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Int m_localPlayer;
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Bool m_lockGhostObjects;
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Bool m_saveLockGhostObjects; ///< used to lock the ghost object system during a save/load
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};
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// the singleton
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extern GhostObjectManager *TheGhostObjectManager;
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#endif // _GAME_DISPLAY_H_
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