src/luaentity_common.cpp

   1 /*
   2 Minetest-c55
   3 Copyright (C) 2011 celeron55, Perttu Ahola <celeron55@gmail.com>
   4
   5 This program is free software; you can redistribute it and/or modify
   6 it under the terms of the GNU General Public License as published by
   7 the Free Software Foundation; either version 2 of the License, or
   8 (at your option) any later version.
   9
  10 This program is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License along
  16 with this program; if not, write to the Free Software Foundation, Inc.,
  17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 */
  19
  20 #include "luaentity_common.h"
  21
  22 #include "utility.h"
  23
  24 #define PP(x) "("<<(x).X<<","<<(x).Y<<","<<(x).Z<<")"
  25
  26 LuaEntityProperties::LuaEntityProperties():
  27         physical(true),
  28         weight(5),
  29         collisionbox(-0.5,-0.5,-0.5, 0.5,0.5,0.5),
  30         visual("single_sprite")
  31 {
  32         textures.push_back("unknown_block.png");
  33 }
  34
  35 std::string LuaEntityProperties::dump()
  36 {
  37         std::ostringstream os(std::ios::binary);
  38         os<<"physical="<<physical;
  39         os<<", weight="<<weight;
  40         os<<", collisionbox="<<PP(collisionbox.MinEdge)<<","<<PP(collisionbox.MaxEdge);
  41         os<<", visual="<<visual;
  42         os<<", textures=[";
  43         for(core::list<std::string>::Iterator i = textures.begin();
  44                         i != textures.end(); i++){
  45                 os<<"\""<<(*i)<<"\" ";
  46         }
  47         os<<"]";
  48         return os.str();
  49 }
  50
  51 void LuaEntityProperties::serialize(std::ostream &os)
  52 {
  53         writeU8(os, 0); // version
  54         writeU8(os, physical);
  55         writeF1000(os, weight);
  56         writeV3F1000(os, collisionbox.MinEdge);
  57         writeV3F1000(os, collisionbox.MaxEdge);
  58         os<<serializeString(visual);
  59         writeU16(os, textures.size());
  60         for(core::list<std::string>::Iterator i = textures.begin();
  61                         i != textures.end(); i++){
  62                 os<<serializeString(*i);
  63         }
  64 }
  65
  66 void LuaEntityProperties::deSerialize(std::istream &is)
  67 {
  68         int version = readU8(is);
  69         if(version != 0) throw SerializationError(
  70                         "unsupported LuaEntityProperties version");
  71         physical = readU8(is);
  72         weight = readF1000(is);
  73         collisionbox.MinEdge = readV3F1000(is);
  74         collisionbox.MaxEdge = readV3F1000(is);
  75         visual = deSerializeString(is);
  76         textures.clear();
  77         int texture_count = readU16(is);
  78         for(int i=0; i<texture_count; i++){
  79                 textures.push_back(deSerializeString(is));
  80         }
  81 }
  82
  83