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/* ScummVM - Scumm Interpreter
* Copyright (C) 2004-2005 The ScummVM project
*
* The ReInherit Engine is (C)2000-2003 by Daniel Balsom.
*
* 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.
*
* $Header$
*
*/
// Isometric level module - private header
#ifndef SAGA_ISOMAP_H_
#define SAGA_ISOMAP_H_
namespace Saga {
struct ISOTILE_ENTRY {
int tile_h;
int mask_rule;
size_t tile_offset;
int terrain_mask;
int mask;
};
#define SAGA_ISOTILE_ENTRY_LEN 8
#define SAGA_ISOTILE_WIDTH 32
#define SAGA_ISOTILE_BASEHEIGHT 15
#define SAGA_METATILE_W 8
#define SAGA_METATILE_H 8
#define SAGA_METATILE_SIZE 64
#define SAGA_METAMAP_W 16
#define SAGA_METAMAP_H 16
#define SAGA_METAMAP_SIZE 256
struct ISO_METATILE_ENTRY {
int mtile_n;
int height;
int highest_pixel;
byte v_bits;
byte u_bits;
int tile_tbl[SAGA_METATILE_SIZE];
};
#define SAGA_METATILE_ENTRY_LEN 136
class Gfx;
class IsoMap {
public:
IsoMap(Gfx *gfx);
int loadTileset(const byte *, size_t);
int loadMetaTileset(const byte *, size_t);
int loadMetamap(const byte *mm_res_p, size_t mm_res_len);
int draw(SURFACE *dst_s);
private:
int drawTile(SURFACE *dst_s, uint16 tile_i, int tile_x, int tile_y);
int drawMetaTile(SURFACE *dst_s, uint16 mtile_i, int mtile_x, int mtile_y);
int drawMetamap(SURFACE *dst_s, int map_x, int map_y);
int _init;
int _tiles_loaded;
const byte *_tileres_p;
size_t _tileres_len;
uint16 _tile_ct;
ISOTILE_ENTRY *_tile_tbl;
int _mtiles_loaded;
const byte *_mtileres_p;
size_t _mtileres_len;
uint16 _mtile_ct;
ISO_METATILE_ENTRY *_mtile_tbl;
int _metamap_loaded;
int _metamap_n;
uint16 _metamap_tbl[SAGA_METAMAP_SIZE];
const byte *_mm_res_p;
size_t _mm_res_len;
Gfx *_gfx;
};
} // End of namespace Saga
#endif
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