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/*==LICENSE==*
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CyanWorlds.com Engine - MMOG client, server and tools
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Copyright (C) 2011 Cyan Worlds, Inc.
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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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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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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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You can contact Cyan Worlds, Inc. by email legal@cyan.com
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or by snail mail at:
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Cyan Worlds, Inc.
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14617 N Newport Hwy
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Mead, WA 99021
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*==LICENSE==*/
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#ifndef plMorphDelta_inc
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#define plMorphDelta_inc
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#include "hsTemplates.h"
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#include "hsGeometry3.h"
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#include "pnFactory/plCreatable.h"
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#include "plAccessSpan.h"
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class plVertDelta
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{
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public:
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UInt16 fIdx;
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UInt16 fPadding;
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hsVector3 fPos;
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hsVector3 fNorm;
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};
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class plMorphSpan
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{
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public:
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plMorphSpan();
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virtual ~plMorphSpan();
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hsTArray<plVertDelta> fDeltas;
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UInt16 fNumUVWChans;
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hsPoint3* fUVWs; // Length is fUVWChans*fDeltas.GetCount() (*sizeof(hsPoint3) in bytes).
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};
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class plMorphDelta : public plCreatable
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{
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protected:
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hsTArray<plMorphSpan> fSpans;
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hsScalar fWeight;
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public:
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plMorphDelta();
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virtual ~plMorphDelta();
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plMorphDelta(const plMorphDelta& src);
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plMorphDelta& operator=(const plMorphDelta& src);
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CLASSNAME_REGISTER( plMorphDelta );
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GETINTERFACE_ANY( plMorphDelta, plCreatable );
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void SetWeight(hsScalar w) { fWeight = w; }
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hsScalar GetWeight() const { return fWeight; }
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void Apply(hsTArray<plAccessSpan>& dst, hsScalar weight = -1.f) const;
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void ComputeDeltas(const hsTArray<plAccessSpan>& base, const hsTArray<plAccessSpan>& moved);
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void ComputeDeltas(const hsTArray<plGeometrySpan*>& base, const hsTArray<plGeometrySpan*>& moved, const hsMatrix44& d2b, const hsMatrix44& d2bTInv);
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UInt32 GetNumSpans() const { return fSpans.GetCount(); }
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void SetNumSpans(int n);
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void SetDeltas(int iSpan, const hsTArray<plVertDelta>& deltas, int numUVWChans, const hsPoint3* uvws); // len uvws is deltas.GetCount() * numUVWChans
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void AllocDeltas(int iSpan, int nDel, int nUVW);
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virtual void Read(hsStream* s, hsResMgr* mgr);
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virtual void Write(hsStream* s, hsResMgr* mgr);
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};
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#endif // plMorphDelta_inc
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