minetest/src/player.cpp
HybridDog c0b6986e38 Fix player teleportation bug whilst sneaking
Only set back position when sneaking if player wasn't teleported by adding and using a bool "got_teleported" to player
it fixes #2876
2016-03-14 08:44:28 +00:00

307 lines
8.4 KiB
C++

/*
Minetest
Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "player.h"
#include <fstream>
#include "threading/mutex_auto_lock.h"
#include "util/numeric.h"
#include "hud.h"
#include "constants.h"
#include "gamedef.h"
#include "settings.h"
#include "content_sao.h"
#include "filesys.h"
#include "log.h"
#include "porting.h" // strlcpy
Player::Player(IGameDef *gamedef, const char *name):
got_teleported(false),
touching_ground(false),
in_liquid(false),
in_liquid_stable(false),
liquid_viscosity(0),
is_climbing(false),
swimming_vertical(false),
camera_barely_in_ceiling(false),
inventory(gamedef->idef()),
hp(PLAYER_MAX_HP),
hurt_tilt_timer(0),
hurt_tilt_strength(0),
protocol_version(0),
peer_id(PEER_ID_INEXISTENT),
keyPressed(0),
// protected
m_gamedef(gamedef),
m_breath(PLAYER_MAX_BREATH),
m_pitch(0),
m_yaw(0),
m_speed(0,0,0),
m_position(0,0,0),
m_collisionbox(-BS*0.30,0.0,-BS*0.30,BS*0.30,BS*1.75,BS*0.30),
m_dirty(false)
{
strlcpy(m_name, name, PLAYERNAME_SIZE);
inventory.clear();
inventory.addList("main", PLAYER_INVENTORY_SIZE);
InventoryList *craft = inventory.addList("craft", 9);
craft->setWidth(3);
inventory.addList("craftpreview", 1);
inventory.addList("craftresult", 1);
inventory.setModified(false);
// Can be redefined via Lua
inventory_formspec = "size[8,7.5]"
//"image[1,0.6;1,2;player.png]"
"list[current_player;main;0,3.5;8,4;]"
"list[current_player;craft;3,0;3,3;]"
"listring[]"
"list[current_player;craftpreview;7,1;1,1;]";
// Initialize movement settings at default values, so movement can work
// if the server fails to send them
movement_acceleration_default = 3 * BS;
movement_acceleration_air = 2 * BS;
movement_acceleration_fast = 10 * BS;
movement_speed_walk = 4 * BS;
movement_speed_crouch = 1.35 * BS;
movement_speed_fast = 20 * BS;
movement_speed_climb = 2 * BS;
movement_speed_jump = 6.5 * BS;
movement_liquid_fluidity = 1 * BS;
movement_liquid_fluidity_smooth = 0.5 * BS;
movement_liquid_sink = 10 * BS;
movement_gravity = 9.81 * BS;
local_animation_speed = 0.0;
// Movement overrides are multipliers and must be 1 by default
physics_override_speed = 1;
physics_override_jump = 1;
physics_override_gravity = 1;
physics_override_sneak = true;
physics_override_sneak_glitch = true;
hud_flags =
HUD_FLAG_HOTBAR_VISIBLE | HUD_FLAG_HEALTHBAR_VISIBLE |
HUD_FLAG_CROSSHAIR_VISIBLE | HUD_FLAG_WIELDITEM_VISIBLE |
HUD_FLAG_BREATHBAR_VISIBLE | HUD_FLAG_MINIMAP_VISIBLE;
hud_hotbar_itemcount = HUD_HOTBAR_ITEMCOUNT_DEFAULT;
}
Player::~Player()
{
clearHud();
}
v3s16 Player::getLightPosition() const
{
return floatToInt(m_position + v3f(0,BS+BS/2,0), BS);
}
void Player::serialize(std::ostream &os)
{
// Utilize a Settings object for storing values
Settings args;
args.setS32("version", 1);
args.set("name", m_name);
//args.set("password", m_password);
args.setFloat("pitch", m_pitch);
args.setFloat("yaw", m_yaw);
args.setV3F("position", m_position);
args.setS32("hp", hp);
args.setS32("breath", m_breath);
args.writeLines(os);
os<<"PlayerArgsEnd\n";
inventory.serialize(os);
}
void Player::deSerialize(std::istream &is, std::string playername)
{
Settings args;
if (!args.parseConfigLines(is, "PlayerArgsEnd")) {
throw SerializationError("PlayerArgsEnd of player " +
playername + " not found!");
}
m_dirty = true;
//args.getS32("version"); // Version field value not used
std::string name = args.get("name");
strlcpy(m_name, name.c_str(), PLAYERNAME_SIZE);
setPitch(args.getFloat("pitch"));
setYaw(args.getFloat("yaw"));
setPosition(args.getV3F("position"));
try{
hp = args.getS32("hp");
}catch(SettingNotFoundException &e) {
hp = PLAYER_MAX_HP;
}
try{
m_breath = args.getS32("breath");
}catch(SettingNotFoundException &e) {
m_breath = PLAYER_MAX_BREATH;
}
inventory.deSerialize(is);
if(inventory.getList("craftpreview") == NULL) {
// Convert players without craftpreview
inventory.addList("craftpreview", 1);
bool craftresult_is_preview = true;
if(args.exists("craftresult_is_preview"))
craftresult_is_preview = args.getBool("craftresult_is_preview");
if(craftresult_is_preview)
{
// Clear craftresult
inventory.getList("craftresult")->changeItem(0, ItemStack());
}
}
}
u32 Player::addHud(HudElement *toadd)
{
MutexAutoLock lock(m_mutex);
u32 id = getFreeHudID();
if (id < hud.size())
hud[id] = toadd;
else
hud.push_back(toadd);
return id;
}
HudElement* Player::getHud(u32 id)
{
MutexAutoLock lock(m_mutex);
if (id < hud.size())
return hud[id];
return NULL;
}
HudElement* Player::removeHud(u32 id)
{
MutexAutoLock lock(m_mutex);
HudElement* retval = NULL;
if (id < hud.size()) {
retval = hud[id];
hud[id] = NULL;
}
return retval;
}
void Player::clearHud()
{
MutexAutoLock lock(m_mutex);
while(!hud.empty()) {
delete hud.back();
hud.pop_back();
}
}
RemotePlayer::RemotePlayer(IGameDef *gamedef, const char *name):
Player(gamedef, name),
m_sao(NULL)
{
movement_acceleration_default = g_settings->getFloat("movement_acceleration_default") * BS;
movement_acceleration_air = g_settings->getFloat("movement_acceleration_air") * BS;
movement_acceleration_fast = g_settings->getFloat("movement_acceleration_fast") * BS;
movement_speed_walk = g_settings->getFloat("movement_speed_walk") * BS;
movement_speed_crouch = g_settings->getFloat("movement_speed_crouch") * BS;
movement_speed_fast = g_settings->getFloat("movement_speed_fast") * BS;
movement_speed_climb = g_settings->getFloat("movement_speed_climb") * BS;
movement_speed_jump = g_settings->getFloat("movement_speed_jump") * BS;
movement_liquid_fluidity = g_settings->getFloat("movement_liquid_fluidity") * BS;
movement_liquid_fluidity_smooth = g_settings->getFloat("movement_liquid_fluidity_smooth") * BS;
movement_liquid_sink = g_settings->getFloat("movement_liquid_sink") * BS;
movement_gravity = g_settings->getFloat("movement_gravity") * BS;
}
void RemotePlayer::save(std::string savedir)
{
/*
* We have to open all possible player files in the players directory
* and check their player names because some file systems are not
* case-sensitive and player names are case-sensitive.
*/
// A player to deserialize files into to check their names
RemotePlayer testplayer(m_gamedef, "");
savedir += DIR_DELIM;
std::string path = savedir + m_name;
for (u32 i = 0; i < PLAYER_FILE_ALTERNATE_TRIES; i++) {
if (!fs::PathExists(path)) {
// Open file and serialize
std::ostringstream ss(std::ios_base::binary);
serialize(ss);
if (!fs::safeWriteToFile(path, ss.str())) {
infostream << "Failed to write " << path << std::endl;
}
setModified(false);
return;
}
// Open file and deserialize
std::ifstream is(path.c_str(), std::ios_base::binary);
if (!is.good()) {
infostream << "Failed to open " << path << std::endl;
return;
}
testplayer.deSerialize(is, path);
is.close();
if (strcmp(testplayer.getName(), m_name) == 0) {
// Open file and serialize
std::ostringstream ss(std::ios_base::binary);
serialize(ss);
if (!fs::safeWriteToFile(path, ss.str())) {
infostream << "Failed to write " << path << std::endl;
}
setModified(false);
return;
}
path = savedir + m_name + itos(i);
}
infostream << "Didn't find free file for player " << m_name << std::endl;
return;
}
/*
RemotePlayer
*/
void RemotePlayer::setPosition(const v3f &position)
{
Player::setPosition(position);
if(m_sao)
m_sao->setBasePosition(position);
}