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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 plOccluder_inc
#define plOccluder_inc
#include "pnSceneObject/plObjInterface.h"
#include "hsTemplates.h"
#include "hsMatrix44.h"
#include "plCullPoly.h"
#include "hsBounds.h"
#include "hsBitVector.h"
class plOccluderProxy;
class plDrawableSpans;
class hsGMaterial;
class plVisRegion;
class plOccluder : public plObjInterface
{
public:
enum {
kDisable = 0x0,
kNumProps
};
enum {
kRefVisRegion
};
protected:
hsTArray<plCullPoly> fPolys;
plOccluderProxy* fProxyGen;
hsBitVector fVisSet;
hsTArray<plVisRegion*> fVisRegions;
hsBitVector fVisNot;
hsScalar fPriority;
hsBounds3Ext fWorldBounds;
plKey fSceneNode;
virtual hsScalar IComputeSurfaceArea();
virtual void IComputeBounds();
virtual hsTArray<plCullPoly>& IGetLocalPolyList() { return fPolys; }
virtual void ISetSceneNode(plKey node);
void IAddVisRegion(plVisRegion* reg);
void IRemoveVisRegion(plVisRegion* reg);
public:
plOccluder();
virtual ~plOccluder();
CLASSNAME_REGISTER( plOccluder );
GETINTERFACE_ANY( plOccluder, plObjInterface);
virtual hsBool MsgReceive(plMessage* msg);
virtual hsScalar GetPriority() const { return fPriority; }
hsBool InVisSet(const hsBitVector& visSet) const { return fVisSet.Overlap(visSet); }
hsBool InVisNot(const hsBitVector& visNot) const { return fVisNot.Overlap(visNot); }
virtual const hsBounds3Ext& GetWorldBounds() const { return fWorldBounds; }
virtual void SetTransform(const hsMatrix44& l2w, const hsMatrix44& w2l);
virtual const hsMatrix44& GetLocalToWorld() const;
virtual const hsMatrix44& GetWorldToLocal() const;
virtual void SetPolyList(const hsTArray<plCullPoly>& list);
virtual const hsTArray<plCullPoly>& GetWorldPolyList() const { return fPolys; }
virtual const hsTArray<plCullPoly>& GetLocalPolyList() const { return fPolys; }
virtual Int32 GetNumProperties() const { return kNumProps; }
virtual void Read(hsStream* s, hsResMgr* mgr);
virtual void Write(hsStream* s, hsResMgr* mgr);
// Visualization
virtual plDrawableSpans* CreateProxy(hsGMaterial* mat, hsTArray<UInt32>& idx, plDrawableSpans* addTo);
// Export only function to initialize.
virtual void ComputeFromPolys();
// These two should only be called internally and on export/convert
virtual plKey GetSceneNode() const { return fSceneNode; }
};
class plMobileOccluder : public plOccluder
{
protected:
hsMatrix44 fLocalToWorld;
hsMatrix44 fWorldToLocal;
hsBounds3Ext fLocalBounds;
hsTArray<plCullPoly> fOrigPolys;
virtual void IComputeBounds();
virtual hsTArray<plCullPoly>& IGetLocalPolyList() { return fOrigPolys; }
public:
plMobileOccluder();
virtual ~plMobileOccluder();
CLASSNAME_REGISTER( plMobileOccluder );
GETINTERFACE_ANY( plMobileOccluder, plOccluder );
virtual void SetTransform(const hsMatrix44& l2w, const hsMatrix44& w2l);
virtual const hsMatrix44& GetLocalToWorld() const { return fLocalToWorld; }
virtual const hsMatrix44& GetWorldToLocal() const { return fWorldToLocal; }
virtual void SetPolyList(const hsTArray<plCullPoly>& list);
virtual const hsTArray<plCullPoly>& GetLocalPolyList() const { return fOrigPolys; }
virtual void Read(hsStream* s, hsResMgr* mgr);
virtual void Write(hsStream* s, hsResMgr* mgr);
// Export only function to initialize.
virtual void ComputeFromPolys();
};
#endif // plOccluder_inc