c7bTerrainElement8.h

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/*******************************************************************************
** Copyright (c) 2003 MAK Technologies, Inc.
** All rights reserved.
*******************************************************************************/
/*******************************************************************************
** $RCSfile: c7bTerrainElement8.h,v $ $Revision: 1.10 $ $State: Exp $
*******************************************************************************/

//
// File c7bTerrainElement8
//


#ifndef __DtC7bTerrainElement8
#define __DtC7bTerrainElement8

#include "ctdb/ctdbDefines.h"
#include <stdio.h>
#include "ctdb/c7NetTypes.h"

// Class:    DtC7bTerrainElement8
//
// The class is public because should not be used but anyone else than 
// DtC7b.
// 

class DT_DLL_ctdb DtTE8Info_Little
{
public:
    char                           adj_sides; /* Two bits per edge */
    unsigned char                 soil1;
    unsigned char                     soil0;
    unsigned char                      patch_adj:4;
    unsigned char                      vertices:2;
    unsigned char                      blank1:2; /* place holder */
};

class DT_DLL_ctdb DtTE8Info_Big
{
public:
    unsigned char                      blank1:2; /* place holder */
    unsigned char                      vertices:2;
    unsigned char                      patch_adj:4;
    unsigned char                     soil0;
    unsigned char                 soil1;
    char                           adj_sides; /* Two bits per edge */
};

class DT_DLL_ctdb DtC7bTerrainElement8
{
public:

   DtC7bTerrainElement8();
   ~DtC7bTerrainElement8();

   bool read(FILE *f);

   bool      isTriangle();
   bool      isQuadrilateral();

   int            vertices();
   int            soil0();
   int            soil1();

   void           swapEndian();

   DtC7NetU16       myY;
   DtC7NetU16       myX;
   DtC7NetFloat32   myZ;   
   DtNetU8        myAdjacents[4];   
   DtNetU8        myIndex[4]; 
   DtC7NetU32     myTEData;
};

#endif