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_object.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(u32 i=0; i<textures.size(); i++){
  44                 os<<"\""<<textures[i]<<"\" ";
  45         }
  46         os<<"]";
  47         return os.str();
  48 }
  49
  50 void LuaEntityProperties::serialize(std::ostream &os)
  51 {
  52         writeU8(os, 0); // version
  53         writeU8(os, physical);
  54         writeF1000(os, weight);
  55         writeV3F1000(os, collisionbox.MinEdge);
  56         writeV3F1000(os, collisionbox.MaxEdge);
  57         os<<serializeString(visual);
  58         writeU16(os, textures.size());
  59         for(u32 i=0; i<textures.size(); i++){
  60                 os<<serializeString(textures[i]);
  61         }
  62 }
  63
  64 void LuaEntityProperties::deSerialize(std::istream &is)
  65 {
  66         int version = readU8(is);
  67         if(version != 0) throw SerializationError(
  68                         "unsupported LuaEntityProperties version");
  69         physical = readU8(is);
  70         weight = readF1000(is);
  71         collisionbox.MinEdge = readV3F1000(is);
  72         collisionbox.MaxEdge = readV3F1000(is);
  73         visual = deSerializeString(is);
  74         textures.clear();
  75         u32 texture_count = readU16(is);
  76         for(u32 i=0; i<texture_count; i++){
  77                 textures.push_back(deSerializeString(is));
  78         }
  79 }
  80
  81