src/object_properties.cpp

   1 /*
   2 Minetest
   3 Copyright (C) 2013 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 Lesser General Public License as published by
   7 the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
  14
  15 You should have received a copy of the GNU Lesser 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 "object_properties.h"
  21 #include "irrlichttypes_bloated.h"
  22 #include "exceptions.h"
  23 #include "util/serialize.h"
  24 #include "util/basic_macros.h"
  25 #include <sstream>
  26
  27 ObjectProperties::ObjectProperties()
  28 {
  29         textures.emplace_back("unknown_object.png");
  30         colors.emplace_back(255,255,255,255);
  31 }
  32
  33 std::string ObjectProperties::dump()
  34 {
  35         std::ostringstream os(std::ios::binary);
  36         os<<"hp_max="<<hp_max;
  37         os<<", physical="<<physical;
  38         os<<", collideWithObjects="<<collideWithObjects;
  39         os<<", weight="<<weight;
  40         os<<", collisionbox="<<PP(collisionbox.MinEdge)<<","<<PP(collisionbox.MaxEdge);
  41         os<<", visual="<<visual;
  42         os<<", mesh="<<mesh;
  43         os<<", visual_size="<<PP2(visual_size);
  44         os<<", textures=[";
  45         for (const std::string &texture : textures) {
  46                 os<<"\""<< texture <<"\" ";
  47         }
  48         os<<"]";
  49         os<<", colors=[";
  50         for (const video::SColor &color : colors) {
  51                 os << "\"" << color.getAlpha() << "," << color.getRed() << ","
  52                         << color.getGreen() << "," << color.getBlue() << "\" ";
  53         }
  54         os<<"]";
  55         os<<", spritediv="<<PP2(spritediv);
  56         os<<", initial_sprite_basepos="<<PP2(initial_sprite_basepos);
  57         os<<", is_visible="<<is_visible;
  58         os<<", makes_footstep_sound="<<makes_footstep_sound;
  59         os<<", automatic_rotate="<<automatic_rotate;
  60         os<<", backface_culling="<<backface_culling;
  61         os << ", nametag=" << nametag;
  62         os << ", nametag_color=" << "\"" << nametag_color.getAlpha() << "," << nametag_color.getRed()
  63                         << "," << nametag_color.getGreen() << "," << nametag_color.getBlue() << "\" ";
  64         os << ", selectionbox=" << PP(selectionbox.MinEdge) << "," << PP(selectionbox.MaxEdge);
  65         os << ", pointable=" << pointable;
  66         return os.str();
  67 }
  68
  69 void ObjectProperties::serialize(std::ostream &os) const
  70 {
  71         writeU8(os, 1); // version
  72         writeS16(os, hp_max);
  73         writeU8(os, physical);
  74         writeF1000(os, weight);
  75         writeV3F1000(os, collisionbox.MinEdge);
  76         writeV3F1000(os, collisionbox.MaxEdge);
  77         os<<serializeString(visual);
  78         writeV2F1000(os, visual_size);
  79         writeU16(os, textures.size());
  80         for (const std::string &texture : textures) {
  81                 os << serializeString(texture);
  82         }
  83         writeV2S16(os, spritediv);
  84         writeV2S16(os, initial_sprite_basepos);
  85         writeU8(os, is_visible);
  86         writeU8(os, makes_footstep_sound);
  87         writeF1000(os, automatic_rotate);
  88         // Added in protocol version 14
  89         os<<serializeString(mesh);
  90         writeU16(os, colors.size());
  91         for (video::SColor color : colors) {
  92                 writeARGB8(os, color);
  93         }
  94         writeU8(os, collideWithObjects);
  95         writeF1000(os,stepheight);
  96         writeU8(os, automatic_face_movement_dir);
  97         writeF1000(os, automatic_face_movement_dir_offset);
  98         writeU8(os, backface_culling);
  99         os << serializeString(nametag);
 100         writeARGB8(os, nametag_color);
 101         writeF1000(os, automatic_face_movement_max_rotation_per_sec);
 102         os << serializeString(infotext);
 103         os << serializeString(wield_item);
 104         writeV3F1000(os, selectionbox.MinEdge);
 105         writeV3F1000(os, selectionbox.MaxEdge);
 106         writeU8(os, pointable);
 107
 108         // Add stuff only at the bottom.
 109         // Never remove anything, because we don't want new versions of this
 110 }
 111
 112 void ObjectProperties::deSerialize(std::istream &is)
 113 {
 114         int version = readU8(is);
 115         if(version == 1)
 116         {
 117                 try{
 118                         hp_max = readS16(is);
 119                         physical = readU8(is);
 120                         weight = readF1000(is);
 121                         collisionbox.MinEdge = readV3F1000(is);
 122                         collisionbox.MaxEdge = readV3F1000(is);
 123                         visual = deSerializeString(is);
 124                         visual_size = readV2F1000(is);
 125                         textures.clear();
 126                         u32 texture_count = readU16(is);
 127                         for(u32 i=0; i<texture_count; i++){
 128                                 textures.push_back(deSerializeString(is));
 129                         }
 130                         spritediv = readV2S16(is);
 131                         initial_sprite_basepos = readV2S16(is);
 132                         is_visible = readU8(is);
 133                         makes_footstep_sound = readU8(is);
 134                         automatic_rotate = readF1000(is);
 135                         mesh = deSerializeString(is);
 136                         u32 color_count = readU16(is);
 137                         for(u32 i=0; i<color_count; i++){
 138                                 colors.push_back(readARGB8(is));
 139                         }
 140                         collideWithObjects = readU8(is);
 141                         stepheight = readF1000(is);
 142                         automatic_face_movement_dir = readU8(is);
 143                         automatic_face_movement_dir_offset = readF1000(is);
 144                         backface_culling = readU8(is);
 145                         nametag = deSerializeString(is);
 146                         nametag_color = readARGB8(is);
 147                         automatic_face_movement_max_rotation_per_sec = readF1000(is);
 148                         infotext = deSerializeString(is);
 149                         wield_item = deSerializeString(is);
 150                         selectionbox.MinEdge = readV3F1000(is);
 151                         selectionbox.MaxEdge = readV3F1000(is);
 152                         pointable = readU8(is);
 153                 }catch(SerializationError &e){}
 154         }
 155         else
 156         {
 157                 throw SerializationError("unsupported ObjectProperties version");
 158         }
 159 }