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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 plMorphDelta_inc
#define plMorphDelta_inc
#include "hsTemplates.h"
#include "hsGeometry3.h"
#include "pnFactory/plCreatable.h"
#include "plAccessSpan.h"
class plVertDelta
{
public:
UInt16 fIdx;
UInt16 fPadding;
hsVector3 fPos;
hsVector3 fNorm;
};
class plMorphSpan
{
public:
plMorphSpan();
virtual ~plMorphSpan();
hsTArray<plVertDelta> fDeltas;
UInt16 fNumUVWChans;
hsPoint3* fUVWs; // Length is fUVWChans*fDeltas.GetCount() (*sizeof(hsPoint3) in bytes).
};
class plMorphDelta : public plCreatable
{
protected:
hsTArray<plMorphSpan> fSpans;
hsScalar fWeight;
public:
plMorphDelta();
virtual ~plMorphDelta();
plMorphDelta(const plMorphDelta& src);
plMorphDelta& operator=(const plMorphDelta& src);
CLASSNAME_REGISTER( plMorphDelta );
GETINTERFACE_ANY( plMorphDelta, plCreatable );
void SetWeight(hsScalar w) { fWeight = w; }
hsScalar GetWeight() const { return fWeight; }
void Apply(hsTArray<plAccessSpan>& dst, hsScalar weight = -1.f) const;
void ComputeDeltas(const hsTArray<plAccessSpan>& base, const hsTArray<plAccessSpan>& moved);
void ComputeDeltas(const hsTArray<plGeometrySpan*>& base, const hsTArray<plGeometrySpan*>& moved, const hsMatrix44& d2b, const hsMatrix44& d2bTInv);
UInt32 GetNumSpans() const { return fSpans.GetCount(); }
void SetNumSpans(int n);
void SetDeltas(int iSpan, const hsTArray<plVertDelta>& deltas, int numUVWChans, const hsPoint3* uvws); // len uvws is deltas.GetCount() * numUVWChans
void AllocDeltas(int iSpan, int nDel, int nUVW);
virtual void Read(hsStream* s, hsResMgr* mgr);
virtual void Write(hsStream* s, hsResMgr* mgr);
};
#endif // plMorphDelta_inc