3 Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
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.
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.
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.
23 #include "util/numeric.h"
25 #include "constants.h"
28 #include "content_sao.h"
31 #include "porting.h" // strlcpy
34 Player::Player(IGameDef *gamedef, const char *name):
35 touching_ground(false),
37 in_liquid_stable(false),
40 swimming_vertical(false),
41 camera_barely_in_ceiling(false),
42 inventory(gamedef->idef()),
45 hurt_tilt_strength(0),
46 peer_id(PEER_ID_INEXISTENT),
55 m_collisionbox(-BS*0.30,0.0,-BS*0.30,BS*0.30,BS*1.75,BS*0.30),
58 strlcpy(m_name, name, PLAYERNAME_SIZE);
61 inventory.addList("main", PLAYER_INVENTORY_SIZE);
62 InventoryList *craft = inventory.addList("craft", 9);
64 inventory.addList("craftpreview", 1);
65 inventory.addList("craftresult", 1);
66 inventory.setModified(false);
68 // Can be redefined via Lua
69 inventory_formspec = "size[8,7.5]"
70 //"image[1,0.6;1,2;player.png]"
71 "list[current_player;main;0,3.5;8,4;]"
72 "list[current_player;craft;3,0;3,3;]"
73 "list[current_player;craftpreview;7,1;1,1;]";
75 // Initialize movement settings at default values, so movement can work if the server fails to send them
76 movement_acceleration_default = 3 * BS;
77 movement_acceleration_air = 2 * BS;
78 movement_acceleration_fast = 10 * BS;
79 movement_speed_walk = 4 * BS;
80 movement_speed_crouch = 1.35 * BS;
81 movement_speed_fast = 20 * BS;
82 movement_speed_climb = 2 * BS;
83 movement_speed_jump = 6.5 * BS;
84 movement_liquid_fluidity = 1 * BS;
85 movement_liquid_fluidity_smooth = 0.5 * BS;
86 movement_liquid_sink = 10 * BS;
87 movement_gravity = 9.81 * BS;
89 // Movement overrides are multipliers and must be 1 by default
90 physics_override_speed = 1;
91 physics_override_jump = 1;
92 physics_override_gravity = 1;
93 physics_override_sneak = true;
94 physics_override_sneak_glitch = true;
96 hud_flags = HUD_FLAG_HOTBAR_VISIBLE | HUD_FLAG_HEALTHBAR_VISIBLE |
97 HUD_FLAG_CROSSHAIR_VISIBLE | HUD_FLAG_WIELDITEM_VISIBLE |
98 HUD_FLAG_BREATHBAR_VISIBLE;
100 hud_hotbar_itemcount = HUD_HOTBAR_ITEMCOUNT_DEFAULT;
108 // Horizontal acceleration (X and Z), Y direction is ignored
109 void Player::accelerateHorizontal(v3f target_speed, f32 max_increase)
111 if(max_increase == 0)
114 v3f d_wanted = target_speed - m_speed;
116 f32 dl = d_wanted.getLength();
117 if(dl > max_increase)
120 v3f d = d_wanted.normalize() * dl;
126 if(m_speed.X < target_speed.X - max_increase)
127 m_speed.X += max_increase;
128 else if(m_speed.X > target_speed.X + max_increase)
129 m_speed.X -= max_increase;
130 else if(m_speed.X < target_speed.X)
131 m_speed.X = target_speed.X;
132 else if(m_speed.X > target_speed.X)
133 m_speed.X = target_speed.X;
135 if(m_speed.Z < target_speed.Z - max_increase)
136 m_speed.Z += max_increase;
137 else if(m_speed.Z > target_speed.Z + max_increase)
138 m_speed.Z -= max_increase;
139 else if(m_speed.Z < target_speed.Z)
140 m_speed.Z = target_speed.Z;
141 else if(m_speed.Z > target_speed.Z)
142 m_speed.Z = target_speed.Z;
146 // Vertical acceleration (Y), X and Z directions are ignored
147 void Player::accelerateVertical(v3f target_speed, f32 max_increase)
149 if(max_increase == 0)
152 f32 d_wanted = target_speed.Y - m_speed.Y;
153 if(d_wanted > max_increase)
154 d_wanted = max_increase;
155 else if(d_wanted < -max_increase)
156 d_wanted = -max_increase;
158 m_speed.Y += d_wanted;
161 if(m_speed.Y < target_speed.Y - max_increase)
162 m_speed.Y += max_increase;
163 else if(m_speed.Y > target_speed.Y + max_increase)
164 m_speed.Y -= max_increase;
165 else if(m_speed.Y < target_speed.Y)
166 m_speed.Y = target_speed.Y;
167 else if(m_speed.Y > target_speed.Y)
168 m_speed.Y = target_speed.Y;
172 v3s16 Player::getLightPosition() const
174 return floatToInt(m_position + v3f(0,BS+BS/2,0), BS);
177 void Player::serialize(std::ostream &os)
179 // Utilize a Settings object for storing values
181 args.setS32("version", 1);
182 args.set("name", m_name);
183 //args.set("password", m_password);
184 args.setFloat("pitch", m_pitch);
185 args.setFloat("yaw", m_yaw);
186 args.setV3F("position", m_position);
187 args.setS32("hp", hp);
188 args.setS32("breath", m_breath);
192 os<<"PlayerArgsEnd\n";
194 inventory.serialize(os);
197 void Player::deSerialize(std::istream &is, std::string playername)
201 if (!args.parseConfigLines(is, "PlayerArgsEnd")) {
202 throw SerializationError("PlayerArgsEnd of player " +
203 playername + " not found!");
207 //args.getS32("version"); // Version field value not used
208 std::string name = args.get("name");
209 strlcpy(m_name, name.c_str(), PLAYERNAME_SIZE);
210 setPitch(args.getFloat("pitch"));
211 setYaw(args.getFloat("yaw"));
212 setPosition(args.getV3F("position"));
214 hp = args.getS32("hp");
215 }catch(SettingNotFoundException &e) {
219 m_breath = args.getS32("breath");
220 }catch(SettingNotFoundException &e) {
224 inventory.deSerialize(is);
226 if(inventory.getList("craftpreview") == NULL) {
227 // Convert players without craftpreview
228 inventory.addList("craftpreview", 1);
230 bool craftresult_is_preview = true;
231 if(args.exists("craftresult_is_preview"))
232 craftresult_is_preview = args.getBool("craftresult_is_preview");
233 if(craftresult_is_preview)
236 inventory.getList("craftresult")->changeItem(0, ItemStack());
241 u32 Player::addHud(HudElement *toadd)
243 u32 id = getFreeHudID();
248 hud.push_back(toadd);
253 HudElement* Player::getHud(u32 id)
261 HudElement* Player::removeHud(u32 id)
263 HudElement* retval = NULL;
264 if (id < hud.size()) {
271 void Player::clearHud()
273 while(!hud.empty()) {
280 void RemotePlayer::save(std::string savedir)
283 * We have to open all possible player files in the players directory
284 * and check their player names because some file systems are not
285 * case-sensitive and player names are case-sensitive.
288 // A player to deserialize files into to check their names
289 RemotePlayer testplayer(m_gamedef, "");
291 savedir += DIR_DELIM;
292 std::string path = savedir + m_name;
293 for (u32 i = 0; i < PLAYER_FILE_ALTERNATE_TRIES; i++) {
294 if (!fs::PathExists(path)) {
295 // Open file and serialize
296 std::ostringstream ss(std::ios_base::binary);
298 if (!fs::safeWriteToFile(path, ss.str())) {
299 infostream << "Failed to write " << path << std::endl;
304 // Open file and deserialize
305 std::ifstream is(path.c_str(), std::ios_base::binary);
307 infostream << "Failed to open " << path << std::endl;
310 testplayer.deSerialize(is, path);
312 if (strcmp(testplayer.getName(), m_name) == 0) {
313 // Open file and serialize
314 std::ostringstream ss(std::ios_base::binary);
316 if (!fs::safeWriteToFile(path, ss.str())) {
317 infostream << "Failed to write " << path << std::endl;
322 path = savedir + m_name + itos(i);
325 infostream << "Didn't find free file for player " << m_name << std::endl;
332 void RemotePlayer::setPosition(const v3f &position)
334 Player::setPosition(position);
336 m_sao->setBasePosition(position);