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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
#ifndef plFollowMod_inc
#define plFollowMod_inc
#include "hsMatrix44.h"
#include "pnModifier/plSingleModifier.h"
class plSceneObject;
class plMessage;
class hsStream;
class hsResMgr;
class plFollowMod : public plSingleModifier
{
public:
enum FollowRefs
{
kRefLeader
};
enum FollowLeaderType
{
kLocalPlayer,
kObject,
kCamera,
kListener
};
enum FollowModMode
{
kPositionX = 0x1,
kPositionY = 0x2,
kPositionZ = 0x4,
kPosition = (kPositionX | kPositionY | kPositionZ),
kRotate = 0x8,
kFullTransform = kPosition | kRotate
};
protected:
FollowLeaderType fLeaderType;
UInt8 fMode;
UInt8 fLeaderSet;
plSceneObject* fLeader; // may be nil if Leader isn't a sceneobject
hsMatrix44 fLeaderL2W;
hsMatrix44 fLeaderW2L;
hsBool ICheckLeader();
void IMoveTarget();
virtual hsBool IEval(double secs, hsScalar del, UInt32 dirty);
public:
plFollowMod();
~plFollowMod();
CLASSNAME_REGISTER( plFollowMod );
GETINTERFACE_ANY( plFollowMod, plSingleModifier );
virtual hsBool MsgReceive(plMessage* msg);
virtual void Read(hsStream* stream, hsResMgr* mgr);
virtual void Write(hsStream* stream, hsResMgr* mgr);
virtual void SetTarget(plSceneObject* so);
void SetType(FollowLeaderType t) { fLeaderType = t; }
FollowLeaderType GetType() const { return fLeaderType; }
void SetMode(UInt8 m) { fMode = m; }
UInt8 GetMode() const { return fMode; }
void Activate();
void Deactivate();
};
#endif // plFollowMod_inc