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/*
* The Mana World
* Copyright 2004 The Mana World Development Team
*
* This file is part of The Mana World.
*
* The Mana World 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
* any later version.
*
* The Mana World 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 The Mana World; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* $Id$
*/
#include "main.h"
#include "map.h"
#include "log.h"
#include "being.h"
#include <stdio.h>
#ifdef WIN32
#include <windows.h>
#else
#include "./net/win2linux.h"
#endif
MAP tiled_map;
bool load_map(char *map_file) {
PACKFILE *file = pack_fopen(map_file, "rp");
if (!file) {
warning(map_file);
return false;
}
pack_fread(&tiled_map, sizeof(MAP), file);
pack_fclose(file);
return true;
}
void set_walk(short x_c, short y_c, bool walkable) {
if (walkable == true) tiled_map.tiles[x_c][y_c].data[3] |= 0x0002;
else tiled_map.tiles[x_c][y_c].data[3] &= 0x00fd;
}
bool get_walk(short x_c, short y_c) {
bool ret = (tiled_map.tiles[x_c][y_c].data[3] & 0x0002)>0;
if(ret==true) {
NODE *node = get_head();
while(node && ret==true) {
if(get_x(node->coordinates)==x_c && get_y(node->coordinates)==y_c)
ret = false;
node = node->next;
}
return ret;
} else return false;
}
unsigned char get_path_walk(unsigned short x, unsigned short y) {
if (get_walk(x, y)) return 0;
else return 1;
}
bool get_anim(short x_c, short y_c, char layer) {
char temp = tiled_map.tiles[x_c][y_c].flags & 0x00C0;
temp >>= 6;
if(abs(temp)==layer)return (tiled_map.tiles[x_c][y_c].data[3] & 0x0001)>0;
else return false;
}
void set_tile(short x_c, short y_c, char layer, unsigned short id) {
if (layer == 0) {
id <<= 6;
tiled_map.tiles[x_c][y_c].data[0] = HIBYTE(id);
tiled_map.tiles[x_c][y_c].data[1] &= 0x003f;
tiled_map.tiles[x_c][y_c].data[1] |= LOBYTE(id);
} else if (layer == 1) {
id <<= 4;
tiled_map.tiles[x_c][y_c].data[1] &= 0x00c0;
tiled_map.tiles[x_c][y_c].data[1] |= HIBYTE(id);
tiled_map.tiles[x_c][y_c].data[2] &= 0x000f;
tiled_map.tiles[x_c][y_c].data[2] |= LOBYTE(id);
} else if (layer == 2) {
id <<= 2;
tiled_map.tiles[x_c][y_c].data[2] &= 0x00f0;
tiled_map.tiles[x_c][y_c].data[2] |= HIBYTE(id);
tiled_map.tiles[x_c][y_c].data[3] &= 0x0003;
tiled_map.tiles[x_c][y_c].data[3] |= LOBYTE(id);
}
}
unsigned short get_tile(short x_c, short y_c, char layer) {
unsigned short id = 0;
if (layer == 0) {
id = MAKEWORD(tiled_map.tiles[x_c][y_c].data[1] & 0x00c0,
tiled_map.tiles[x_c][y_c].data[0]);
id >>= 6;
} else if (layer == 1) {
id = MAKEWORD(tiled_map.tiles[x_c][y_c].data[2] & 0x00f0,
tiled_map.tiles[x_c][y_c].data[1] & 0x003f);
id >>= 4;
} else if (layer == 2) {
id = MAKEWORD(tiled_map.tiles[x_c][y_c].data[3] & 0x00fc,
tiled_map.tiles[x_c][y_c].data[2] & 0x000f);
id >>= 2;
}
return id;
}
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