#ifndef THREED_H

#define THREED_H

#include "matrix.h"

typedef struct surf3 {

	int type; // surface type;

	int mat;

	int refs;

	int point[3];

	double u[3];

	double v[3];

} Surface3;

typedef struct obj3d {

	void *child; //Points to first child, null for no children

	void *next;  //Points to next sibling object.  null for last entry

	int type; // 0=world, 1=group, 2=poly

	int kids;

	char *name;

	char *texture;

	char *data;

	int  datac;

	int texrep_u; //docs say double but practice disagrees.

	int texrep_v;

	double crease;

	Matrix3 *rot;

	Vector3 loc;

	char *url;

	int numverts;

	int allocverts;

	Vector3 *vert;

	int numsurf;

	int allocsurf;

	Surface3 *surf;

} Object3D;

//Prototypes

Object3D *CreateObject(unsigned int numvert, unsigned int numsurf, char *name, char *texture, int type);

void DestroyObject(Object3D *obj);

int  WriteObject(Object3D *obj, FILE *fp);

#endif //not defined THREED_H