#ifndef PLY_H
#define PLY_H

/*
 *  PLY.h
 *  PointProcessing
 *
 *  Created by Renato Pajarola on Wed Nov 05 2003.
 *  Copyright (c) 2003 UC Irvine. All rights reserved.
 *
 */

#include <stdio.h>
#include "vector3.h"

typedef float Vector3f[3];
typedef unsigned char Color3u[3];
typedef float Texture2f[2];
typedef int Index3i[3];
typedef int Index2i[2];


class PLYObject {
public:

  PLYObject(FILE *in);
  ~PLYObject();

	// Initialization routines
  bool checkHeader(FILE *in);
  void readVertices(FILE *in);
  void readFaces(FILE *in);
	void findConnectivity();
  void resize();

	// Get/Set and checking methods
	bool areAdjacent(int f1, int f2);
	bool alreadyConnected(int f1, int f2);
	Geometry::Vector3Df faceCenter(int f);

	// Runtime routines
  void invertNormals();
	void appendEdge(int face, int edge);
  void draw();

// protected:  
  int nproperties;		// number of vertex properties
  char order[11];		// order of x,y,z, nx,ny,nz, red,green,blue, tu,tv vertex properties
  bool hasnormal, hascolor, hastexture, hasedges;

  int nv, nf, ne;		// number of vertices, faces, edges

  Vector3f min, max;

  Vector3f *vertices;		  // array of point coordinates
  Vector3f *normals;		  // array of point normals
  Color3u *colors;		    // array of point colors
  Texture2f *texcoords;		// array of texture coords
  Index3i *faces;		      // array of face indices
  Index2i *edges;		      // array of edges connecting faces (each entry has 2 faces)
  Index3i *nodes;		      // array of edges that touch each face (e. e. has 3 edges)
  Vector3f *fnormals;		  // array of face normals
};

#endif