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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 hsSfxDistShade_inc
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#define hsSfxDistShade_inc
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#include "hsBiExpander.h"
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#include "hsGRenderProcs.h"
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class hsSfxDistShade : public hsGRenderProcs {
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public:
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enum {
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kShadeConstant = 0x10000
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};
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struct hsSfxDfTableEntry {
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hsScalar fDistDel;
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hsScalar fDistNorm;
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hsScalar fShade;
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};
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protected:
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hsScalar fMinDist;
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hsScalar fMaxDist;
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hsScalar fConstShade;
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hsScalar fMinIdle;
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hsScalar fMaxIdle;
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hsExpander<hsSfxDfTableEntry> fTable;
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void IConstShadeVerts(hsExpander<hsGShadeVertex*>& vList);
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void ICalcShadeVerts(hsExpander<hsGShadeVertex*>& vList);
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hsScalar IShadeFromDist(hsScalar dist);
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public:
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hsSfxDistShade();
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virtual ~hsSfxDistShade();
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virtual hsBool32 BeginObject(plPipeline* pipe, plDrawable* obj);
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virtual void ProcessPreInterpShadeVerts(hsExpander<hsGShadeVertex*>& vList);
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void MakeTable(float* distList, float* shadeList, int num); // lists sorted from lowest cosine to highest
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virtual void Read(hsStream* s);
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virtual void Write(hsStream* s);
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virtual const char* GetLabel() const { return "hsSfxDistShade"; }
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virtual ProcType GetType() const { return kTypeDistShade; }
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CLASSNAME_REGISTER( hsSfxDistShade );
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GETINTERFACE_ANY( hsSfxDistShade, hsGRenderProcs );
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};
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#endif // hsSfxDistShade_inc
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