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/* ScummVM - Scumm Interpreter
* Copyright (C) 2001 Ludvig Strigeus
* Copyright (C) 2001-2003 The ScummVM project
*
* 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.
*
* $Header$
*
*/
#ifndef AKOS_H
#define AKOS_H
#include "base-costume.h"
struct CostumeData;
struct AkosHeader;
struct AkosOffset;
class AkosRenderer : public BaseCostumeRenderer {
public:
byte *outptr;
uint outwidth, outheight;
protected:
uint16 codec;
byte *srcptr;
// movement of cel to decode
int _xmoveCur, _ymoveCur;
// actor palette
byte palette[256];
// pointer to various parts of the costume resource
byte *akos;
AkosHeader *akhd;
byte *akpl, *akci, *aksq;
AkosOffset *akof;
byte *akcd;
struct {
/* codec stuff */
const byte *scaletable;
byte mask, shl;
bool doContinue;
byte repcolor;
byte replen;
int scaleXstep;
int x, y;
int tmp_x, tmp_y;
int y_pitch;
int skip_width;
byte *destptr;
byte *mask_ptr;
int imgbufoffs;
} v1;
struct {
byte unk5;
int unk6;
byte mask;
byte color;
byte shift;
uint16 bits;
byte numbits;
byte *dataptr;
byte buffer[336];
} akos16;
public:
AkosRenderer(Scumm *scumm) : BaseCostumeRenderer(scumm) {
outptr = 0;
srcptr = 0;
akos = 0;
akhd = 0;
akpl = 0;
akci = 0;
aksq = 0;
akof = 0;
akcd = 0;
}
void setPalette(byte *palette);
void setFacing(Actor *a);
void setCostume(int costume);
protected:
byte drawLimb(const CostumeData &cost, int limb);
void codec1();
void codec1_spec1();
void codec1_spec2();
void codec1_spec3();
void codec1_genericDecode();
void codec1_ignorePakCols(int num);
void codec5();
void codec16();
void akos16SetupBitReader(byte *src);
void akos16PutOnScreen(byte *dest, byte *src, byte transparency, int32 count);
void akos16SkipData(int32 numskip);
void akos16DecodeLine(byte *buf, int32 numbytes, int32 dir);
void akos16ApplyMask(byte *dest, byte *maskptr, byte bits, int32 count, byte fillwith);
void akos16Decompress(byte *dest, int32 pitch, byte *src, int32 t_width, int32 t_height, int32 dir, int32 numskip_before, int32 numskip_after, byte transparency);
void akos16DecompressMask(byte *dest, int32 pitch, byte *src, int32 t_width, int32 t_height, int32 dir, int32 numskip_before, int32 numskip_after, byte transparency, byte *maskptr, int32 bitpos_start);
};
#endif
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