spingle/source/modelgen.h

/*
Copyright (C) 1996-2001 Id Software, Inc.
Copyright (C) 2002-2009 John Fitzgibbons and others

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

*/

#ifndef spingle__modelgen_h
#define spingle__modelgen_h

//
// modelgen.h: header file for model generation program
//

// *********************************************************
// * This file must be identical in the modelgen directory *
// * and in the Quake directory, because it's used to      *
// * pass data from one to the other via model files.      *
// *********************************************************

#define ALIAS_VERSION   6

#define ALIAS_ONSEAM                            0x0020

typedef enum { ALIAS_SINGLE = 0, ALIAS_GROUP } aliasframetype_t;

typedef enum { ALIAS_SKIN_SINGLE = 0, ALIAS_SKIN_GROUP } aliasskintype_t;

typedef struct
{
	int32_t                 ident;
	int32_t                 version;
	vec3_t          scale;
	vec3_t          scale_origin;
	float           boundingradius;
	vec3_t          eyeposition;
	int32_t                 numskins;
	int32_t                 skinwidth;
	int32_t                 skinheight;
	int32_t                 numverts;
	int32_t                 numtris;
	int32_t                 numframes;
	synctype_t      synctype;
	int32_t                 flags;
	float           size;
} mdl_t;

// TODO: could be shorts

typedef struct
{
	int32_t         onseam;
	int32_t         s;
	int32_t         t;
} stvert_t;

typedef struct dtriangle_s
{
	int32_t                                 facesfront;
	int32_t                                 vertindex[3];
} dtriangle_t;

#define DT_FACES_FRONT                          0x0010

// This mirrors trivert_t in trilib.h, is present so Quake knows how to
// load this data

typedef struct
{
	byte    v[3];
	byte    lightnormalindex;
} trivertx_t;

typedef struct
{
	trivertx_t      bboxmin;        // lightnormal isn't used
	trivertx_t      bboxmax;        // lightnormal isn't used
	char            name[16];       // frame name from grabbing
} daliasframe_t;

typedef struct
{
	int32_t                 numframes;
	trivertx_t      bboxmin;        // lightnormal isn't used
	trivertx_t      bboxmax;        // lightnormal isn't used
} daliasgroup_t;

typedef struct
{
	int32_t                 numskins;
} daliasskingroup_t;

typedef struct
{
	float   interval;
} daliasinterval_t;

typedef struct
{
	float   interval;
} daliasskininterval_t;

typedef struct
{
	aliasframetype_t        type;
} daliasframetype_t;

typedef struct
{
	aliasskintype_t type;
} daliasskintype_t;

#define IDPOLYHEADER    (('O'<<24)+('P'<<16)+('D'<<8)+'I')
// little-endian "IDPO"

#endif