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halflife-sdk-steam/utils/sprgen/spritegn.h
2002-12-23 00:00:00 +00:00

104 lines
2.4 KiB
C

/***
*
* Copyright (c) 1996-2002, Valve LLC. All rights reserved.
*
* This product contains software technology licensed from Id
* Software, Inc. ("Id Technology"). Id Technology (c) 1996 Id Software, Inc.
* All Rights Reserved.
*
****/
//
// spritegn.h: header file for sprite generation program
//
// **********************************************************
// * This file must be identical in the spritegen directory *
// * and in the Quake directory, because it's used to *
// * pass data from one to the other via .spr files. *
// **********************************************************
//-------------------------------------------------------
// This program generates .spr sprite package files.
// The format of the files is as follows:
//
// dsprite_t file header structure
// <repeat dsprite_t.numframes times>
// <if spritegroup, repeat dspritegroup_t.numframes times>
// dspriteframe_t frame header structure
// sprite bitmap
// <else (single sprite frame)>
// dspriteframe_t frame header structure
// sprite bitmap
// <endrepeat>
//-------------------------------------------------------
#ifdef INCLUDELIBS
#include <stdlib.h>
#include <stdio.h>
#include <math.h>
#include <string.h>
#include "cmdlib.h"
#include "scriplib.h"
#include "lbmlib.h"
#endif
#define SPRITE_VERSION 2
// must match definition in modelgen.h
#ifndef SYNCTYPE_T
#define SYNCTYPE_T
typedef enum {ST_SYNC=0, ST_RAND } synctype_t;
#endif
// TODO: shorten these?
typedef struct {
int ident;
int version;
int type;
int texFormat;
float boundingradius;
int width;
int height;
int numframes;
float beamlength;
synctype_t synctype;
} dsprite_t;
#define SPR_VP_PARALLEL_UPRIGHT 0
#define SPR_FACING_UPRIGHT 1
#define SPR_VP_PARALLEL 2
#define SPR_ORIENTED 3
#define SPR_VP_PARALLEL_ORIENTED 4
#define SPR_NORMAL 0
#define SPR_ADDITIVE 1
#define SPR_INDEXALPHA 2
#define SPR_ALPHTEST 3
typedef struct {
int origin[2];
int width;
int height;
} dspriteframe_t;
typedef struct {
int numframes;
} dspritegroup_t;
typedef struct {
float interval;
} dspriteinterval_t;
typedef enum { SPR_SINGLE=0, SPR_GROUP } spriteframetype_t;
typedef struct {
spriteframetype_t type;
} dspriteframetype_t;
#define IDSPRITEHEADER (('P'<<24)+('S'<<16)+('D'<<8)+'I')
// little-endian "IDSP"