khanat-opennel-code/code/snowballs2/client/src/network.cpp
2010-05-07 11:06:20 +02:00

420 lines
10 KiB
C++

// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
// Copyright (C) 2010 Winch Gate Property Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//
// Includes
//
#include <nel/misc/types_nl.h>
#include <nel/misc/event_listener.h>
#include <nel/misc/command.h>
#include <nel/misc/log.h>
#include <nel/misc/displayer.h>
#include <nel/misc/vectord.h>
#include <nel/net/login_client.h>
#include <nel/net/login_cookie.h>
#include <nel/3d/u_text_context.h>
#include <nel/pacs/u_move_primitive.h>
#include "snowballs_client.h"
#include "commands.h"
#include "network.h"
#include "entities.h"
#include "interface.h"
#include "graph.h"
#include "mouse_listener.h"
//
// Namespaces
//
using namespace std;
using namespace NLMISC;
using namespace NLNET;
using namespace NL3D;
namespace SBCLIENT {
// -- -- random note: most of this needs to change completely anyway
//
// Variables
//
CCallbackClient *Connection = NULL;
//
// Functions
//
static void cbClientDisconnected (TSockId from, void *arg)
{
nlwarning ("You lost the connection to the server");
askString ("You lost the connection to the server!!!", "", 2, CRGBA(64,0,0,128));
}
static void cbAddEntity (CMessage &msgin, TSockId from, CCallbackNetBase &netbase)
{
uint32 id;
string name;
uint8 race;
CVector startPosition;
msgin.serial (id, name, race, startPosition);
// nlinfo ("%s", stringFromVector (msgin.bufferAsVector()));
// nlinfo ("Receive add entity %u '%s' %s (%f,%f,%f)", id, name.c_str(), race==0?"penguin":"gnu", startPosition.x, startPosition.y, startPosition.z);
nlinfo ("New player named '%s' comes in at position (%8.2f, %8.2f, %8.2f)", name.c_str(), startPosition.x, startPosition.y, startPosition.z);
if (Self == NULL && name == Login.toUtf8())
{
addEntity(id, name, CEntity::Self, startPosition, startPosition);
}
else
{
addEntity(id, name, CEntity::Other, startPosition, startPosition);
}
}
static void cbRemoveEntity (CMessage &msgin, TSockId from, CCallbackNetBase &netbase)
{
uint32 id;
msgin.serial (id);
// nlinfo ("Receive remove entity %u", id);
EIT eit = findEntity (id);
CEntity &entity = (*eit).second;
nlinfo ("Player named '%s' goes offline", entity.Name.c_str());
removeEntity (id);
}
static void cbEntityPos (CMessage &msgin, TSockId from, CCallbackNetBase &netbase)
{
uint32 id;
CVector position;
float angle;
uint32 state;
msgin.serial (id, position, angle, state);
// nlinfo ("(%5d) Receive entity pos %u (%f,%f,%f) %f, %u", msgin.length(), id, position.x, position.y, position.z, angle, state);
if (Self->Id == id)
{
// receive my info, ignore them, i know where i am
return;
}
EIT eit = findEntity (id, false);
if (eit == Entities.end ())
{
nlwarning ("can't find entity %u", id);
}
else
{
CEntity &entity = (*eit).second;
entity.ServerPosition = position;
entity.AuxiliaryAngle = angle;
if (state&1)
{
entity.IsAiming = true;
entity.IsWalking = false;
}
}
}
static void cbEntityTeleport(CMessage &msgin, TSockId from, CCallbackNetBase &netbase)
{
// temp
uint32 id;
CVector position;
msgin.serial(id, position);
nldebug("Received entity %u teleport %f,%f,%f", id, position.x, position.y, position.z);
EIT eit = findEntity(id, false);
if (eit == Entities.end()) nlwarning("can't find entity %u", id);
else
{
CEntity &entity = eit->second;
entity.ServerPosition = position;
entity.Position = position;
entity.MovePrimitive->setGlobalPosition(CVectorD(position.x, position.y, position.z), 0);
if (&entity == Self) MouseListener->setPosition(position);
}
}
static void cbHit(CMessage &msgin, TSockId from, CCallbackNetBase &netbase)
{
uint32 sid, eid;
bool direct;
msgin.serial (sid, eid, direct);
// nlinfo ("Receive hit msg %u %u %d", sid, eid, direct);
EIT eit = findEntity (eid);
CEntity &entity = (*eit).second;
if (!entity.AnimQueue.empty())
{
EAnim a = entity.AnimQueue.front ();
playAnimation (entity, HitAnim, true);
playAnimation (entity, a);
}
else
{
playAnimation (entity, HitAnim, true);
}
removeEntity (sid);
}
static void cbSnowball (CMessage &msgin, TSockId from, CCallbackNetBase &netbase)
{
uint32 eid, sid;
CVector position, target;
float speed, deflagRadius;
msgin.serial (sid, eid, position, target, speed, deflagRadius);
// nlinfo ("Receive a snowball message");
shotSnowball (sid, eid, position, target, speed, deflagRadius);
}
static void cbChat (CMessage &msgin, TSockId from, CCallbackNetBase &netbase)
{
string line;
msgin.serial (line);
addLine (line);
}
static void cbIdentification (CMessage &msgin, TSockId from, CCallbackNetBase &netbase)
{
uint32 id;
msgin.serial (id);
// nlinfo ("my online id is %u", id);
// if (Self == NULL)
// nlerror ("Self is NULL");
//
// if (Self->Id != id)
// {
//// nlinfo ("remaping my entity from %u to %u", Self->Id, id);
//
// // copy my old entity
// CEntity me = *Self;
//
// // set my new online id
// me.Id = id;
//
// // add my new entity in the array
// EIT eit = (Entities.insert (make_pair (id, me))).first;
//
// // remove my old entity
// Entities.erase (Self->Id);
//
// // remap Self
// Self = &((*eit).second);
// }
// send to the network my entity
std::string login_name(Login.toUtf8());
sendAddEntity(id, login_name, 1);
}
// Array that contains all callback that could comes from the server
static TCallbackItem ClientCallbackArray[] =
{
{ "ADD_ENTITY", cbAddEntity },
{ "REMOVE_ENTITY", cbRemoveEntity },
{ "ENTITY_POS", cbEntityPos },
{ "ENTITY_TP", cbEntityTeleport },
{ "HIT", cbHit },
{ "CHAT", cbChat },
{ "SNOWBALL", cbSnowball },
{ "IDENTIFICATION", cbIdentification },
};
bool isOnline ()
{
return Connection != NULL && Connection->connected ();
}
void sendAddEntity (uint32 id, string &name, uint8 race)
{
if (!isOnline ()) return;
CMessage msgout("ADD_ENTITY");
msgout.serial(id, name, race);
Connection->send(msgout);
}
void sendChatLine (string Line)
{
if (!isOnline ()) return;
CMessage msgout ("CHAT");
string s;
if (Self != NULL)
{
string line = Self->Name + string("> ") + Line;
msgout.serial (line);
}
else
{
string line = string("Unknown> ") + Line;
msgout.serial (line);
}
Connection->send (msgout);
}
void sendEntityPos (CEntity &entity)
{
if (!isOnline ()) return;
// is aiming? is launching etc...
uint32 state = 0;
state |= (entity.IsAiming?1:0);
CMessage msgout ("ENTITY_POS");
msgout.serial (entity.Id, entity.Position, entity.Angle, state);
Connection->send (msgout);
// nlinfo("(%5d) Sending pos to network (%f,%f,%f, %f), %u", msgout.length(), entity.Position.x, entity.Position.y, entity.Position.z, entity.Angle, state);
}
void sendSnowBall (uint32 eid, const NLMISC::CVector &position, const NLMISC::CVector &target, float speed, float deflagRadius)
{
if (!isOnline ()) return;
CMessage msgout ("SNOWBALL");
msgout.serial (eid, const_cast<CVector &>(position), const_cast<CVector &>(target), speed, deflagRadius);
Connection->send (msgout);
// nlinfo("Sending snowball to network (%f,%f,%f) to (%f,%f,%f) with %f %f", position.x, position.y, position.z, target.x, target.y, target.z, speed, deflagRadius);
}
TTime LastPosSended;
void initNetwork(const std::string &lc, const std::string &addr)
{
// if lc and addr is valid, directly connect to the fs
Connection = new CCallbackClient;
Connection->addCallbackArray (ClientCallbackArray, sizeof (ClientCallbackArray) / sizeof (ClientCallbackArray[0]));
Connection->setDisconnectionCallback (cbClientDisconnected, NULL);
string fsaddr;
if (addr.empty())
fsaddr = ConfigFile->getVar("FSHost").asString ();
else
fsaddr = addr;
if(fsaddr.find (":") == string::npos)
{
fsaddr += ":37000";
}
CLoginCookie loginCookie;
if (!lc.empty ())
{
loginCookie.setFromString (lc);
}
string res = CLoginClient::connectToShard (loginCookie, fsaddr, *Connection);
if (!res.empty ())
{
string err = string ("Connection to shard failed: ") + res;
askString (err, "", 2, CRGBA(64,0,0,128));
}
else
{
// we remove all offline entities
removeAllEntitiesExceptUs ();
askString ("You are online!!!", "", 2, CRGBA(0,64,0,128));
// now we have to wait the identification message to know my id
}
LastPosSended = 0;
}
void updateNetwork()
{
if (Connection != NULL)
{
Connection->update ();
sint64 newBytesDownloaded = (sint64) Connection->newBytesDownloaded ();
sint64 newBytesUploaded = (sint64) Connection->newBytesUploaded ();
TextContext->setHotSpot (UTextContext::MiddleTop);
TextContext->setColor (CRGBA(255, 255, 255, 255));
TextContext->setFontSize (14);
TextContext->printfAt (0.5f, 0.99f, "d:%"NL_I64"u u:%"NL_I64"u / d:%"NL_I64"u u:%"NL_I64"u / d:%"NL_I64"u u:%"NL_I64"u",
Connection->bytesDownloaded (), Connection->bytesUploaded (),
Connection->getBytesReceived (),Connection->getBytesSent (),
newBytesDownloaded, newBytesUploaded);
DownloadGraph.addValue ((float)newBytesDownloaded);
UploadGraph.addValue ((float)newBytesUploaded);
if (isOnline () && Self != NULL)
{
static float oldAngle = 0.0f;
if ((Self->Angle != oldAngle || Self->IsAiming || Self->IsWalking) && CTime::getLocalTime () > LastPosSended + 100)
{
sendEntityPos (*Self);
LastPosSended = CTime::getLocalTime ();
oldAngle = Self->Angle;
}
}
}
}
void releaseNetwork()
{
if (Connection != NULL)
{
if (Connection->connected ())
Connection->disconnect ();
delete Connection;
Connection = NULL;
}
}
} /* namespace SBCLIENT */
/* end of file */