/*==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 hsSfxIntenseAlpha_inc
#define hsSfxIntenseAlpha_inc

#include "hsGRenderProcs.h"
#include "hsGeometry3.h"

class hsSfxIntenseAlpha : public hsGRenderProcs
{
protected:
    hsVector3           fDirViewPerp;
    hsVector3           fDirScreen;
    hsScalar            fOpacityScale;
    hsScalar            fOpacityMax;

    hsScalar            fMinAlpha;

public:
    hsSfxIntenseAlpha();
    virtual ~hsSfxIntenseAlpha();

    void SetMinAlpha(hsScalar s) { fMinAlpha = s; }
    hsScalar GetMinAlpha() { return fMinAlpha; }

    virtual void ProcessPreInterpShadeVerts(hsExpander<hsGShadeVertex*>& vList);

    virtual void Read(hsStream* s);
    virtual void Write(hsStream* s);

    virtual const char* GetLabel() const { return "hsSfxIntenseAlpha"; }

    virtual ProcType GetType() const { return kTypeIntenseAlpha; }

    CLASSNAME_REGISTER( hsSfxIntenseAlpha );
    GETINTERFACE_ANY( hsSfxIntenseAlpha, hsGRenderProcs );

};



#endif // hsSfxIntenseAlpha_inc