/************************************
Height.h
************************************/

#include "make_tmd.h"
#include "3dgraph.h"
#include <libps.h>

//defines
//-------

#define TILE_WIDTH  (1000)
#define TILE_LENGTH (1000)

// STRUCTS
//--------

typedef struct
{
    VERTEX vert[4];
    COLOUR col[4];
    TEXTURE txt[1];

} TileStruct;

typedef struct
{
	u_long NuTextures;
	u_long MapLength;
	u_long MapWidth;
	u_long MapArea;

	//world constraints
	long GRAVITY;    // change gravity for strange other world effects
	long FRICTION;   // change friction for icy places 
	long WIND;       // change weather conditions

	//Dynamically allocated arrays !

	u_long  **DYNAMIC_TMD;		    //the Addresses
	ObjectStruct *tileModel;            //the actual models
	TileStruct *tile;                   //the TMDs
	long **heightFields;		    //height field
	u_long **TEXTURE_MAPS;	     	    //Texture addresses
	long **texturePosition;	    	    //tile position of textures 
} MAP;

// GLOBALS
//---------

MAP map1;
MAP *currentMap;


// PROTOTYPES
//------------

u_long CreateTileTMD(long h1, long h2, long h3, long h4);
void  CreateTileModel();
void RotateMap(long x, long y, long z);
void SetupMap();
void DrawMap();
void SetCurrentMap(MAP *theMap);
void SetDimensions(MAP *theMap,u_long NuTx,u_long ML, u_long MW);
void SetDemoMap();
long FindHeight(long rx,long rz);
long FindRotation(long height1, long height2);
void SetAttributes(MAP * theMap,long grav,long fric, long wind);
long getWind();
long getFriction();
long getGravity();
void DestroyMap(MAP *theMap);