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Nunuhara Cabbage
d3de009e1d
Plus a bit of SACT2 implementation, and fix a bug where global arrays were not initialized properly.
71 lines
2.4 KiB
C
71 lines
2.4 KiB
C
/*
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* pms.h extract 8/16 bit PMS cg
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*
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* Copyright (C) 1997-1998 Masaki Chikama (Wren) <chikama@kasumi.ipl.mech.nagoya-u.ac.jp>
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* 1998- <masaki-c@is.aist-nara.ac.jp>
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* 2019 Nunuhara Cabbage <nunuhara@haniwa.technology>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* @version 1.1 00/09/17 rewrite for changeing interface
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*/
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#ifndef SYSTEM4_PMS_H
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#define SYSTEM4_PMS_H
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#include <stdbool.h>
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#include <stdint.h>
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#include "cg.h"
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struct pms_header {
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int pmsVer; // pms data version
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int pmsHdrSize; // size of header
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int pmsBpp; // pms data depth, 8 or 16
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int pmsBppS; // shadow data depth, if exists
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int pmsSf; // sprite flag (not used?)
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int pmsBf; // pallet bank
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int pmsX0; // display location x
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int pmsY0; // display location y
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int pmsXW; // image width
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int pmsYW; // image height
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int pmsDp; // pointer to data
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int pmsPp; // pointer to pallet or shadow
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int pmsCp; // pointer to comment
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};
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/*
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* pmsBppS
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* If pmsBpp is 16 and pmsPp is not 0, shadow (alpha data) is exists and
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* pmsBppS shows shadow's depth (normally 8).
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*
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* pmsBf
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* If pmsBpp is 8, pmsBf determine which pallets is used in this data and
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* needed to copy. The pmsBf is mask and if bit is on then copy.
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* For example, if pmsBf=0xff00, then copy pal[128] ~ pal[255].
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*
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* pmsPp
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* If pmsBpp is 8 then this is pointer to pallet. If pmsBpp is 16 and
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* pmsPp is not 0, then shadow is exists and this is pointer to it's data.
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*
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*/
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bool pms256_checkfmt(uint8_t *data);
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struct cg *pms256_extract(uint8_t *data);
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bool pms64k_checkfmt(uint8_t *data);
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struct cg *pms64k_extract(uint8_t *data);
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struct cg *pms_getpal(uint8_t *data);
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#endif /* SYSTEM4_PMS_H */
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