/* MDL header */
struct mdl_header_t
{
int ident; /* magic number: "IDPO" */
int version; /* version: 6 */
vec3_t scale; /* scale factor */
vec3_t translate; /* translation vector */
float boundingradius;
vec3_t eyeposition; /* eyes' position */
int num_skins; /* number of textures */
int skinwidth; /* texture width */
int skinheight; /* texture height */
int num_verts; /* number of vertices */
int num_tris; /* number of triangles */
int num_frames; /* number of frames */
int synctype; /* 0 = synchron, 1 = random */
int flags; /* state flag */
float size;
};
http://tfc.duke.free.fr/coding/mdl-specs-en.html