From 92bbeab96bf61edf9b7caa125ed67e634258383e Mon Sep 17 00:00:00 2001 From: Eugenio Favalli Date: Sun, 26 Sep 2004 13:08:46 +0000 Subject: *** empty log message *** --- src/map.cpp | 120 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 120 insertions(+) create mode 100644 src/map.cpp (limited to 'src/map.cpp') diff --git a/src/map.cpp b/src/map.cpp new file mode 100644 index 00000000..c8fc3612 --- /dev/null +++ b/src/map.cpp @@ -0,0 +1,120 @@ +/** + + 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 + +*/ + +#include "map.h" +#include "log.h" +#include "being.h" + +#include +#ifdef WIN32 +#include +#else +#include "./Net/win2linux.h" +#endif + +MAP map; + +/** Loads a map file */ +bool load_map(char *map_file) { + PACKFILE *file = pack_fopen(map_file, "rp"); + if(!file) { + warning(map_file); + return false; + } + pack_fread(&map, sizeof(MAP), file); + pack_fclose(file); + return true; +} + + +/** Set walkability flag for a tile */ +void set_walk(short x_c, short y_c, bool walkable) { + if(walkable==true)map.tiles[x_c][y_c].data[3] |= 0x0002; + else map.tiles[x_c][y_c].data[3] &= 0x00fd; +} + +/** Tell if a tile is walkable or not */ +bool get_walk(short x_c, short y_c) { + bool ret = (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; +} + +/** Tell if a tile is walkable or not (0=walkable,1=not walkable) */ +unsigned char get_path_walk(unsigned short x, unsigned short y) { + if(get_walk(x, y))return 0; + else return 1; +} + +/** Tell if a tile is animated or not */ +bool get_anim(short x_c, short y_c, char layer) { + char temp = map.tiles[x_c][y_c].flags & 0x00C0; + temp>>=6; + if(abs(temp)==layer)return (map.tiles[x_c][y_c].data[3] & 0x0001)>0; + else return false; +} + +/** Set tile ID */ +void set_tile(short x_c, short y_c, char layer, unsigned short id) { + if(layer==0) { + id <<= 6; + map.tiles[x_c][y_c].data[0] = HIBYTE(id); + map.tiles[x_c][y_c].data[1] &= 0x003f; + map.tiles[x_c][y_c].data[1] |= LOBYTE(id); + } else if(layer==1) { + id <<= 4; + map.tiles[x_c][y_c].data[1] &= 0x00c0; + map.tiles[x_c][y_c].data[1] |= HIBYTE(id); + map.tiles[x_c][y_c].data[2] &= 0x000f; + map.tiles[x_c][y_c].data[2] |= LOBYTE(id); + } else if(layer==2) { + id <<= 2; + map.tiles[x_c][y_c].data[2] &= 0x00f0; + map.tiles[x_c][y_c].data[2] |= HIBYTE(id); + map.tiles[x_c][y_c].data[3] &= 0x0003; + map.tiles[x_c][y_c].data[3] |= LOBYTE(id); + } +} + +/** Return tile ID */ +unsigned short get_tile(short x_c, short y_c, char layer) { + unsigned short id; + if(layer==0) { + id = MAKEWORD(map.tiles[x_c][y_c].data[1] & 0x00c0, map.tiles[x_c][y_c].data[0]); + id >>= 6; + } else if(layer==1) { + id = MAKEWORD(map.tiles[x_c][y_c].data[2] & 0x00f0, map.tiles[x_c][y_c].data[1] & 0x003f); + id >>= 4; + } else if(layer==2) { + id = MAKEWORD(map.tiles[x_c][y_c].data[3] & 0x00fc, map.tiles[x_c][y_c].data[2] & 0x000f); + id >>=2; + } + return id; +} -- cgit v1.2.3-70-g09d2