/***
*
*	Copyright (C) 2002 The Wastes Project, All Rights Reserved.
*	
*	This product contains software technology from Valve Software, LLC,
*	Copyright © 1996-2001, Valve LLC, All rights reserved.
*
*   Use, distribution, and modification of this source code and/or resulting
*   object code is restricted to non-commercial enhancements to products from
*   The Wastes Project.  All other use, distribution, or modification is prohibited
*   without written permission from The Wastes Project.
*
***/
//
// The Wastes Model format description
//
#ifndef __TWM_H_
#define __TWM_H_

#define TWM_ID	(('1'<<24)+('M'<<16)+('W'<<8)+'T')	// little-endian "TWM1" -> bitwise shifts rock

#define TWM_MAJOR_VERSION 2
#define TWM_MINOR_VERSION 0

typedef float twm_vert_t[3];

typedef struct twm_triangle_s
{
	short vert_indices[3];	// index into vertex_lump

	// Texture info
	float u[3];
	float v[3];
} twm_triangle_t;

typedef struct twm_materialgroup_s
{
#ifdef CLIENT_DLL
	int sprite_handle;	// Used for rendering
#endif

	char texturename[64];

	// Triangle list
	short num_triangles;
	short *tris_indices;	// indices into triangle_lump
} twm_materialgroup_t;

typedef struct twm_info_s
{
	// Header stuff
	int header_id;
	short major_version;
	short minor_version;

	// Vertices
	short num_vertices;
	twm_vert_t *vertex_lump;

	// Tris
	short num_tris;
	twm_triangle_t *triangle_lump;

	// Material groups
	short num_materialgroups;
	twm_materialgroup_t *materialgroup_lump;
} twm_info_t;

#ifdef CLIENT_DLL

// Extra data support for client.dll
typedef struct twm_clientinfo_s
{
	// origin info
	cl_entity_t *attached_ent;
	int attachment_num;	// which attachment to draw from

	// update info
	float fadetime;
	int dead;	// if true we need to remove this ent

	// triAPI info
	int   render_mode;
	int   sprite_frame;
	float brightness;
	float color[4];

	// We grab a pointer to twm_info
	// LEAVE AS READ ONLY!
	// if we change data in here we 
	// would change in all models
	// that use this information!
	const twm_info_t *twm_info;
} twm_clientinfo_t;

#endif // CLIENT_DLL
#endif // __TWM_H_