papercraft/stl_3d.h
2015-02-14 19:01:12 -05:00

47 lines
634 B
C

/** \file
* STL file format.
*
* Parse an STL file into an easily traversed structure.
*/
#ifndef _stl3d_h_
#define _stl3d_h_
#include "v3.h"
typedef struct stl_vertex stl_vertex_t;
typedef struct stl_face stl_face_t;
#define STL_MAX_FACES 64
struct stl_vertex {
v3_t p;
int num_face;
stl_face_t *face[STL_MAX_FACES];
int face_num[STL_MAX_FACES]; // which vertex on the face
};
struct stl_face
{
stl_vertex_t * vertex[3];
stl_face_t * face[3];
double angle[3];
};
typedef struct
{
int num_vertex;
stl_vertex_t * vertex;
int num_face;
stl_face_t * face;
} stl_3d_t;
stl_3d_t *
stl_3d_parse(
int fd
);
#endif