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kichikuou_xsystem35-sdl2/src/pms.h
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2014-04-26 18:40:24 +09:00

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C

/*
* pms.h extract 8/16 bit PMS cg
*
* Copyright (C) 1997-1998 Masaki Chikama (Wren) <chikama@kasumi.ipl.mech.nagoya-u.ac.jp>
* 1998- <masaki-c@is.aist-nara.ac.jp>
*
* 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
*
* @version 1.1 00/09/17 rewrite for changeing interface
*/
/* $Id: pms.h,v 1.1 2000/09/20 10:33:17 chikama Exp $ */
#ifndef __PMS__
#define __PMS__
#include "portab.h"
#include "cg.h"
typedef struct {
int pmsVer; /* pms data version */
int pmsHdrSize; /* size of header */
int pmsBpp; /* pms data depth, 8 or 16 */
int pmsBppS; /* shadow data depth, if exists */
int pmsSf; /* sprite flag (not used?) */
int pmsBf; /* pallet bank */
int pmsX0; /* display location x */
int pmsY0; /* display location y */
int pmsXW; /* image width */
int pmsYW; /* image height */
int pmsDp; /* pointer to data */
int pmsPp; /* pointer to pallet or shadow */
int pmsCp; /* pointer to comment */
} pms_header;
/*
* pmsBppS
* If pmsBpp is 16 and pmsPp is not 0, shadow (alpha data) is exists and
* pmsBppS shows shadow's depth (normally 8).
*
* pmsBf
* If pmsBpp is 8, pmsBf determine which pallets is used in this data and
* needed to copy. The pmsBf is mask and if bit is on then copy.
* For example, if pmsBf=0xff00, then copy pal[128] ~ pal[255].
*
* pmsPp
* If pmsBpp is 8 then this is pointer to pallet. If pmsBpp is 16 and
* pmsPp is not 0, then shadow is exists and this is pointer to it's data.
*
*/
extern boolean pms256_checkfmt(BYTE *data);
extern cgdata *pms256_extract(BYTE *data);
extern boolean pms64k_checkfmt(BYTE *data);
extern cgdata *pms64k_extract(BYTE *data);
extern cgdata *pms_getpal(BYTE *data);
#endif /* !__PMS__ */