minetest/src/serverremoteplayer.cpp

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/*
Minetest-c55
Copyright (C) 2010-2011 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 General Public License as published by
the Free Software Foundation; either version 2 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 General Public License for more details.
You should have received a copy of the GNU 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 "serverremoteplayer.h"
#include "main.h" // For g_settings
#include "settings.h"
#include "log.h"
#include "gamedef.h"
#include "tooldef.h"
#include "environment.h"
#include "materials.h"
ServerRemotePlayer::ServerRemotePlayer(ServerEnvironment *env):
Player(env->getGameDef()),
ServerActiveObject(env, v3f(0,0,0)),
m_last_good_position(0,0,0),
m_last_good_position_age(0),
m_additional_items(),
m_inventory_not_sent(false),
m_hp_not_sent(false),
m_respawn_active(false),
m_is_in_environment(false),
m_position_not_sent(false)
{
}
ServerRemotePlayer::ServerRemotePlayer(ServerEnvironment *env, v3f pos_, u16 peer_id_,
const char *name_):
Player(env->getGameDef()),
ServerActiveObject(env, pos_),
m_inventory_not_sent(false),
m_hp_not_sent(false),
m_is_in_environment(false),
m_position_not_sent(false)
{
setPosition(pos_);
peer_id = peer_id_;
updateName(name_);
}
ServerRemotePlayer::~ServerRemotePlayer()
{
clearAddToInventoryLater();
}
void ServerRemotePlayer::setPosition(const v3f &position)
{
Player::setPosition(position);
ServerActiveObject::setBasePosition(position);
m_position_not_sent = true;
}
InventoryItem* ServerRemotePlayer::getWieldedItem()
{
InventoryList *list = inventory.getList("main");
if (list)
return list->getItem(m_selected_item);
return NULL;
}
/* ServerActiveObject interface */
void ServerRemotePlayer::addedToEnvironment()
{
assert(!m_is_in_environment);
m_is_in_environment = true;
}
void ServerRemotePlayer::removingFromEnvironment()
{
assert(m_is_in_environment);
m_is_in_environment = false;
}
bool ServerRemotePlayer::unlimitedTransferDistance() const
{
return g_settings->getBool("unlimited_player_transfer_distance");
}
void ServerRemotePlayer::step(float dtime, bool send_recommended)
{
if(send_recommended == false)
return;
if(m_position_not_sent)
{
m_position_not_sent = false;
std::ostringstream os(std::ios::binary);
// command (0 = update position)
writeU8(os, 0);
// pos
writeV3F1000(os, getPosition());
// yaw
writeF1000(os, getYaw());
// create message and add to list
ActiveObjectMessage aom(getId(), false, os.str());
m_messages_out.push_back(aom);
}
}
std::string ServerRemotePlayer::getClientInitializationData()
{
std::ostringstream os(std::ios::binary);
// version
writeU8(os, 0);
// name
os<<serializeString(getName());
// pos
writeV3F1000(os, getPosition());
// yaw
writeF1000(os, getYaw());
return os.str();
}
std::string ServerRemotePlayer::getStaticData()
{
assert(0);
return "";
}
void ServerRemotePlayer::punch(ServerActiveObject *puncher,
float time_from_last_punch)
{
if(!puncher)
return;
// "Material" properties of a player
MaterialProperties mp;
mp.diggability = DIGGABLE_NORMAL;
2011-12-02 10:16:51 +01:00
mp.crackiness = -0.5;
mp.cuttability = 0.5;
ToolDiggingProperties tp;
puncher->getWieldDiggingProperties(&tp);
HittingProperties hitprop = getHittingProperties(&mp, &tp,
time_from_last_punch);
setHP(getHP() - hitprop.hp);
puncher->damageWieldedItem(hitprop.wear);
{
std::ostringstream os(std::ios::binary);
// command (1 = punched)
writeU8(os, 1);
// damage
writeS16(os, hitprop.hp);
// create message and add to list
ActiveObjectMessage aom(getId(), false, os.str());
m_messages_out.push_back(aom);
}
}
void ServerRemotePlayer::rightClick(ServerActiveObject *clicker)
{
}
void ServerRemotePlayer::setPos(v3f pos)
{
setPosition(pos);
// Movement caused by this command is always valid
m_last_good_position = pos;
m_last_good_position_age = 0;
}
void ServerRemotePlayer::moveTo(v3f pos, bool continuous)
{
setPosition(pos);
// Movement caused by this command is always valid
m_last_good_position = pos;
m_last_good_position_age = 0;
}
void ServerRemotePlayer::getWieldDiggingProperties(ToolDiggingProperties *dst)
{
IGameDef *gamedef = m_env->getGameDef();
IToolDefManager *tdef = gamedef->tdef();
InventoryItem *item = getWieldedItem();
if(item == NULL || std::string(item->getName()) != "ToolItem"){
*dst = ToolDiggingProperties();
return;
}
ToolItem *titem = (ToolItem*)item;
*dst = tdef->getDiggingProperties(titem->getToolName());
}
void ServerRemotePlayer::damageWieldedItem(u16 amount)
{
infostream<<"Damaging "<<getName()<<"'s wielded item for amount="
<<amount<<std::endl;
InventoryList *list = inventory.getList("main");
if(!list)
return;
InventoryItem *item = list->getItem(m_selected_item);
if(item && (std::string)item->getName() == "ToolItem"){
ToolItem *titem = (ToolItem*)item;
bool weared_out = titem->addWear(amount);
if(weared_out)
list->deleteItem(m_selected_item);
}
}
bool ServerRemotePlayer::addToInventory(InventoryItem *item)
{
infostream<<"Adding "<<item->getName()<<" into "<<getName()
<<"'s inventory"<<std::endl;
InventoryList *ilist = inventory.getList("main");
if(ilist == NULL)
return false;
// In creative mode, just delete the item
if(g_settings->getBool("creative_mode")){
return false;
}
// Skip if inventory has no free space
if(ilist->roomForItem(item) == false)
{
infostream<<"Player inventory has no free space"<<std::endl;
return false;
}
// Add to inventory
InventoryItem *leftover = ilist->addItem(item);
assert(!leftover);
m_inventory_not_sent = true;
return true;
}
void ServerRemotePlayer::addToInventoryLater(InventoryItem *item)
{
infostream<<"Adding (later) "<<item->getName()<<" into "<<getName()
<<"'s inventory"<<std::endl;
m_additional_items.push_back(item);
}
void ServerRemotePlayer::clearAddToInventoryLater()
{
for (std::vector<InventoryItem*>::iterator
i = m_additional_items.begin();
i != m_additional_items.end(); i++)
{
delete *i;
}
m_additional_items.clear();
}
void ServerRemotePlayer::completeAddToInventoryLater(u16 preferred_index)
{
InventoryList *ilist = inventory.getList("main");
if(ilist == NULL)
{
clearAddToInventoryLater();
return;
}
// In creative mode, just delete the items
if(g_settings->getBool("creative_mode"))
{
clearAddToInventoryLater();
return;
}
for (std::vector<InventoryItem*>::iterator
i = m_additional_items.begin();
i != m_additional_items.end(); i++)
{
InventoryItem *item = *i;
InventoryItem *leftover = item;
leftover = ilist->addItem(preferred_index, leftover);
leftover = ilist->addItem(leftover);
delete leftover;
}
m_additional_items.clear();
m_inventory_not_sent = true;
}
void ServerRemotePlayer::setHP(s16 hp_)
{
s16 oldhp = hp;
// FIXME: don't hardcode maximum HP, make configurable per object
if(hp_ < 0)
hp_ = 0;
else if(hp_ > 20)
hp_ = 20;
hp = hp_;
if(hp != oldhp)
m_hp_not_sent = true;
}
s16 ServerRemotePlayer::getHP()
{
return hp;
}