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92 lines
2.7 KiB
C++
92 lines
2.7 KiB
C++
/*==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 hsSfxDistFade_inc
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#define hsSfxDistFade_inc
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#include "hsBiExpander.h"
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#include "hsGRenderProcs.h"
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class hsSfxDistFade : public hsGRenderProcs {
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public:
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enum {
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kCullsBefore = 0x10000,
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kCullsBeyond = 0x20000,
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kDistFromView = 0x40000,
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kDistFromTarget = 0x80000,
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kDistAlongX = 0x100000,
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kDistAlongY = 0x200000,
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kDistAlongZ = 0x400000,
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kWorldDist = 0x800000,
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kPostInterp = 0x1000000,
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kIdleBefore = 0x2000000,
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kIdleBeyond = 0x4000000
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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 fOpacity;
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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 fMinIdle;
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hsScalar fMaxIdle;
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hsExpander<hsSfxDfTableEntry> fTable;
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hsScalar IOpacFromDist(hsScalar dist);
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public:
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hsSfxDistFade();
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virtual ~hsSfxDistFade();
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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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virtual void ProcessPostInterpShadeVerts(hsExpander<hsGShadeVertex*>& vList);
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void MakeTable(float* distList, float* opacList, 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 "hsSfxDistFade"; }
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virtual ProcType GetType() const { return kTypeDistFade; }
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CLASSNAME_REGISTER( hsSfxDistFade );
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GETINTERFACE_ANY( hsSfxDistFade, hsGRenderProcs );
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};
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#endif // hsSfxDistFade_inc
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