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/*  Project nGenEx
    Destroyer Studios LLC
    Copyright © 1997-2006. All Rights Reserved.

    SUBSYSTEM:    nGen.lib
    FILE:         Water.h
    AUTHOR:       John DiCamillo


    OVERVIEW
    ========
    Water surface effect w/ reflection and refraction
*/

#ifndef Water_h
#define Water_h

#include "Geometry.h"
#include "Polygon.h"
#include "Color.h"

// +--------------------------------------------------------------------+

struct WATER_SURFACE;

// +--------------------------------------------------------------------+

class Water
{
public:
   Water();
   virtual ~Water();

   virtual void   Init(int nVerts, float size, float depth);
   virtual void   CalcWaves(double seconds);
   virtual void   UpdateSurface(Vec3& eyePos, VertexSet* vset);

protected:
   float          size;
   float          depth;
   float          scaleTex;
   float          avgHeight;

   DWORD          nVertices;

   WATER_SURFACE* surface;
   float*         waves;
   float          offsets[16];
};

// +--------------------------------------------------------------------+

#endif Water_h