////////////////////////////////////////////////////////////
// terrain.h
//
// Header file for the terrain class for EDrive, a multiplatform driving 
// simulator.
//
// Copyright 2004 by Evan Alexander Weaver
//
// Despite the copyright, this is free software. See edrive.cpp for details.
//
// Date last modified: 31 May 2004

#ifndef _edrive_terrain_h_
#define _edrive_terrain_h_

#include "graphics.h"

// The terrain over which the car drives
//
class terrain {
    vector tri[1000][3]; // copy of triangles comprising the terrain
    int tricnt;          // the actual number of triangles
    thing piece[20];     // different pieces making up the terrain
    int piececnt;        // the actual number of pieces

  public:
    terrain();

    terrain(const terrain&);             // intentionally omitted...
    terrain &operator=(const terrain &); // ...to prevent copies

    ~terrain();

    // destroy the terrain's pieces
    void destroy();

    // load the terrain from file
    bool create(graphics &g, const char *file);

    // draw the terrain
    void draw(graphics &);

    // return the height with X coord "x" and Z coord "z"
    float height(float x, float z);
};

#endif