src/genericobject.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 "genericobject.h"
  21 #include <sstream>
  22 #include "util/serialize.h"
  23
  24 std::string gob_cmd_set_properties(const ObjectProperties &prop)
  25 {
  26         std::ostringstream os(std::ios::binary);
  27         writeU8(os, GENERIC_CMD_SET_PROPERTIES);
  28         prop.serialize(os);
  29         return os.str();
  30 }
  31
  32 ObjectProperties gob_read_set_properties(std::istream &is)
  33 {
  34         ObjectProperties prop;
  35         prop.deSerialize(is);
  36         return prop;
  37 }
  38
  39 std::string gob_cmd_update_position(
  40         v3f position,
  41         v3f velocity,
  42         v3f acceleration,
  43         f32 yaw,
  44         bool do_interpolate,
  45         bool is_movement_end,
  46         f32 update_interval
  47 ){
  48         std::ostringstream os(std::ios::binary);
  49         // command
  50         writeU8(os, GENERIC_CMD_UPDATE_POSITION);
  51         // pos
  52         writeV3F1000(os, position);
  53         // velocity
  54         writeV3F1000(os, velocity);
  55         // acceleration
  56         writeV3F1000(os, acceleration);
  57         // yaw
  58         writeF1000(os, yaw);
  59         // do_interpolate
  60         writeU8(os, do_interpolate);
  61         // is_end_position (for interpolation)
  62         writeU8(os, is_movement_end);
  63         // update_interval (for interpolation)
  64         writeF1000(os, update_interval);
  65         return os.str();
  66 }
  67
  68 std::string gob_cmd_set_texture_mod(const std::string &mod)
  69 {
  70         std::ostringstream os(std::ios::binary);
  71         // command
  72         writeU8(os, GENERIC_CMD_SET_TEXTURE_MOD);
  73         // parameters
  74         os<<serializeString(mod);
  75         return os.str();
  76 }
  77
  78 std::string gob_cmd_set_sprite(
  79         v2s16 p,
  80         u16 num_frames,
  81         f32 framelength,
  82         bool select_horiz_by_yawpitch
  83 ){
  84         std::ostringstream os(std::ios::binary);
  85         // command
  86         writeU8(os, GENERIC_CMD_SET_SPRITE);
  87         // parameters
  88         writeV2S16(os, p);
  89         writeU16(os, num_frames);
  90         writeF1000(os, framelength);
  91         writeU8(os, select_horiz_by_yawpitch);
  92         return os.str();
  93 }
  94
  95 std::string gob_cmd_punched(s16 damage, s16 result_hp)
  96 {
  97         std::ostringstream os(std::ios::binary);
  98         // command
  99         writeU8(os, GENERIC_CMD_PUNCHED);
 100         // damage
 101         writeS16(os, damage);
 102         // result_hp
 103         writeS16(os, result_hp);
 104         return os.str();
 105 }
 106
 107 std::string gob_cmd_update_armor_groups(const ItemGroupList &armor_groups)
 108 {
 109         std::ostringstream os(std::ios::binary);
 110         writeU8(os, GENERIC_CMD_UPDATE_ARMOR_GROUPS);
 111         writeU16(os, armor_groups.size());
 112         for(ItemGroupList::const_iterator i = armor_groups.begin();
 113                         i != armor_groups.end(); i++){
 114                 os<<serializeString(i->first);
 115                 writeS16(os, i->second);
 116         }
 117         return os.str();
 118 }
 119
 120 std::string gob_cmd_update_physics_override(float physics_override_speed, float physics_override_jump,
 121                 float physics_override_gravity, bool sneak, bool sneak_glitch)
 122 {
 123         std::ostringstream os(std::ios::binary);
 124         // command
 125         writeU8(os, GENERIC_CMD_SET_PHYSICS_OVERRIDE);
 126         // parameters
 127         writeF1000(os, physics_override_speed);
 128         writeF1000(os, physics_override_jump);
 129         writeF1000(os, physics_override_gravity);
 130         // these are sent inverted so we get true when the server sends nothing
 131         writeU8(os, !sneak);
 132         writeU8(os, !sneak_glitch);
 133         return os.str();
 134 }
 135
 136 std::string gob_cmd_update_animation(v2f frames, float frame_speed, float frame_blend)
 137 {
 138         std::ostringstream os(std::ios::binary);
 139         // command
 140         writeU8(os, GENERIC_CMD_SET_ANIMATION);
 141         // parameters
 142         writeV2F1000(os, frames);
 143         writeF1000(os, frame_speed);
 144         writeF1000(os, frame_blend);
 145         return os.str();
 146 }
 147
 148 std::string gob_cmd_update_bone_position(std::string bone, v3f position, v3f rotation)
 149 {
 150         std::ostringstream os(std::ios::binary);
 151         // command
 152         writeU8(os, GENERIC_CMD_SET_BONE_POSITION);
 153         // parameters
 154         os<<serializeString(bone);
 155         writeV3F1000(os, position);
 156         writeV3F1000(os, rotation);
 157         return os.str();
 158 }
 159
 160 std::string gob_cmd_update_attachment(int parent_id, std::string bone, v3f position, v3f rotation)
 161 {
 162         std::ostringstream os(std::ios::binary);
 163         // command
 164         writeU8(os, GENERIC_CMD_ATTACH_TO);
 165         // parameters
 166         writeS16(os, parent_id);
 167         os<<serializeString(bone);
 168         writeV3F1000(os, position);
 169         writeV3F1000(os, rotation);
 170         return os.str();
 171 }
 172
 173 std::string gob_cmd_update_nametag_attributes(video::SColor color)
 174 {
 175         std::ostringstream os(std::ios::binary);
 176         // command
 177         writeU8(os, GENERIC_CMD_UPDATE_NAMETAG_ATTRIBUTES);
 178         // parameters
 179         writeU8(os, 1); // version for forward compatibility
 180         writeARGB8(os, color);
 181         return os.str();
 182 }