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351 lines
8.6 KiB
C++
351 lines
8.6 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_REYNOLDS_MANAGER_H
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#define NL_REYNOLDS_MANAGER_H
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// NeL
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#include "nel/misc/types_nl.h"
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#include "nel/misc/smart_ptr.h"
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#include "nel/georges/u_form.h"
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#include "nel/georges/u_form_elm.h"
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// Game share
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#include "game_share/continent_container.h"
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// ReynoldsLib
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#include "track.h"
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// Stl
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#include <map>
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/**
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* Track manager
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* \author Benjamin Legros
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* \author Nevrax France
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* \date 2002
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*/
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class CReynoldsManager
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{
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friend CTrack::~CTrack();
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public:
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/**
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* User Motion controlled Callback type
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* \param track is the base track
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*/
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typedef void (*TUserCallback) (CTrackBase *track);
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/**
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* User Motion Callback type
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* Called each time a controlled track is updated
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* \param track is the base track
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* \param motion is the current motion to be applied -- WARNING do not crash this value, only add or substract value to it
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*/
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typedef void (*TUserMotionCallback) (CTrackBase *track, NLMISC::CVectorD &motion);
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/// The command interface
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class ICommandInterface
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{
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public:
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/**
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* Called when manager needs a sheet for an entity.
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* Reply using setSheet(CEntityId)
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*/
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virtual void requestSheet(const NLMISC::CEntityId &id) = 0;
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/**
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* Called when manager needs a position for an entity.
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* Reply using setPosition(CEntityId)
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*/
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virtual void requestPosition(const NLMISC::CEntityId &id) = 0;
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/**
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* Called when manager needs a position to be updated evently
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* Reply using setPosition(CEntityId) evently
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*/
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virtual void requestPositionUpdates(const NLMISC::CEntityId &id) = 0;
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/**
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* Called when manager doesn't need more position updates
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*/
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virtual void unrequestPositionUpdates(const NLMISC::CEntityId &id) = 0;
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/**
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* Called when manager needs an entity vision to be updated evently
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* Reply using setVision() evently
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*/
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virtual void requestVision(const NLMISC::CEntityId &id) = 0;
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/**
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* Called when manager doesn't need more entity vision updates
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*/
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virtual void unrequestVision(const NLMISC::CEntityId &id) = 0;
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/**
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* Called when a track position is updated
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*/
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virtual void updatePosition(const NLMISC::CEntityId &id, const NLMISC::CVectorD &position, float &heading) = 0;
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/**
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* Called when track state changed
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*/
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virtual void stateChanged(const NLMISC::CEntityId &id, CTrackBase::TTrackState state) = 0;
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/**
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* Called when manager leave control of an entity
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*/
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virtual void stopTrack(const NLMISC::CEntityId &id) = 0;
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};
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public:
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/// @name Reynolds Manager inits/update/release
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//@{
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/// Init
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static void init(const std::string &packSheetFile = "reynolds.packed_sheets");
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/// Load continent
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static void loadContinent(const std::string &name, const std::string &file, sint index);
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/// Set Sheet request callback
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static void setCommandInterface(ICommandInterface *commandInterface) { _CommandInterface = commandInterface; }
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/// Set User init callback
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static void setUserInitCallback(TUserCallback cb) { _UserInitCallback = cb; }
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/// Set User motion callback
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static void setUserMotionCallback(TUserMotionCallback cb) { _UserMotionCallback = cb; }
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/// Set User release callback
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static void setUserReleaseCallback(TUserCallback cb) { _UserReleaseCallback = cb; }
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/// Update
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static void update(double dt = 0.1);
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/// Release
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static void release();
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//@}
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/// @name Control methods over tracks
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//@{
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/// Follow
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static void follow(const NLMISC::CEntityId &entity, const NLMISC::CEntityId &target);
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/// Go to
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static void goTo(const NLMISC::CEntityId &entity, const NLMISC::CVectorD &position);
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/// Stop
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static void leaveMove(const NLMISC::CEntityId &entity);
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/// Destroy a track
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static void destroy(const NLMISC::CEntityId &entity);
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//@}
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/// @name Tracks requests and state towards interface
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//@{
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/// Request Sheet
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static void requestSheet(const NLMISC::CEntityId &entity);
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/// Request Position
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static void requestPosition(const NLMISC::CEntityId &entity);
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/// Request Position Updates
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static void requestPositionUpdates(const NLMISC::CEntityId &entity);
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/// Unrequest Position Updates
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static void unrequestPositionUpdates(const NLMISC::CEntityId &entity);
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/// Request Vision
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static void requestVision(const NLMISC::CEntityId &entity);
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/// Unrequest Vision
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static void unrequestVision(const NLMISC::CEntityId &entity);
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/// Track stopped following
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static void trackStop(CTrack *track);
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/// Updated position
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static void updatedPosition(const NLMISC::CEntityId &entity, const NLMISC::CVectorD &position, float heading);
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/// Updated state
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static void stateChanged(const NLMISC::CEntityId &entity, CTrackBase::TTrackState state);
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/// User init
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static void initUserMotion(CTrack *track)
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{
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if (_UserInitCallback != NULL)
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_UserInitCallback((CTrackBase*)track);
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}
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/// User move
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static void applyUserMotion(CTrack *track, NLMISC::CVectorD &motion)
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{
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if (_UserMotionCallback != NULL)
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_UserMotionCallback((CTrackBase*)track, motion);
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}
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/// User release
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static void releaseUserMotion(CTrack *track)
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{
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if (_UserReleaseCallback != NULL)
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_UserReleaseCallback((CTrackBase*)track);
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}
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/// Create Move primitive
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static void createMovePrimitive(const NLMISC::CVectorD &pos, NLPACS::UMovePrimitive *&primitive, NLPACS::UMoveContainer *&container);
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/// Lookup a sheet
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static const CTrack::CSheet *lookup(const NLMISC::CSheetId &sheet);
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//@}
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/// @name Answers to tracks requests
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//@{
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/// Set Sheet
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static void setSheet(const NLMISC::CEntityId &id, const NLMISC::CSheetId &sheet);
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/// Set Position
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static void setPosition(const NLMISC::CEntityId &id, const NLMISC::CVectorD &position, float heading);
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/// Update Vision
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static void setVision(const NLMISC::CEntityId &id, const std::vector<NLMISC::CEntityId> &in, const std::vector<NLMISC::CEntityId> &out);
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/// Update Vision
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static void setVision(const NLMISC::CEntityId &id, const std::vector<NLMISC::CEntityId> &vision);
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/// Get a track
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static CTrack *getTrack(const NLMISC::CEntityId &entity)
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{
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TTrackMap::iterator it = _TrackMap.find(entity);
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return (it == _TrackMap.end()) ? NULL : (*it).second;
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}
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/// Get cycle
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static uint32 getCycle() { return _Cycle; }
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//@}
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/// Create a non controlled track, referenced in _TrackMap
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static CTrack *createTrack(const NLMISC::CEntityId &entity);
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protected:
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/// Constructor. Not to be used.
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CReynoldsManager();
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/// Remove a track from the whole map -- only called by the CTrack destructor
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static void removeTrackFromMap(const NLMISC::CEntityId &entity);
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/// Checks interface is ok
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static bool checkInterface()
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{
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if (_CommandInterface == NULL)
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{
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nlwarning("CReynoldsLib:checkInterface(): CommandInterface not set");
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return false;
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}
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return true;
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}
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/// Init sheets
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static void initSheets(const std::string &packSheetFilnamePrefix);
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protected:
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/// Whole track container
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typedef std::map<NLMISC::CEntityId, CTrack* > TTrackMap;
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/// Only controlled track container
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typedef std::map<NLMISC::CEntityId, NLMISC::CSmartPtr<CTrack> > TControlledTrackMap;
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protected:
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/// Continents
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static CContinentContainer _Continents;
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/// Track Map, all tracks referenced, held by a simple pointer so when no one references a track, it is deleted
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static TTrackMap _TrackMap;
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/// Controlled Track Map, only controlled tracks, held by a smart pointer
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static TControlledTrackMap _ControlledTrackMap;
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/// Georges sheets
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static std::map<NLMISC::CSheetId, CTrack::CSheet> _Sheets;
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/// Sheets initialised ?
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static bool _Initialised;
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/// Command interface
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static ICommandInterface *_CommandInterface;
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/// User init callback
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static TUserCallback _UserInitCallback;
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/// User motion callback
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static TUserMotionCallback _UserMotionCallback;
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/// User release callback
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static TUserCallback _UserReleaseCallback;
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/// Current internal cycle
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static uint32 _Cycle;
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};
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#endif // NL_REYNOLDS_MANAGER_H
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/* End of reynolds_manager.h */
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