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Initial commit of Command & Conquer Renegade source code.

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LFeenanEA
2025-02-27 16:39:46 +00:00
parent 74ab8fa5e0
commit 58ed459113
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Code/Commando/clientpingmanager.cpp Normal file
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/*
** Command & Conquer Renegade(tm)
** Copyright 2025 Electronic Arts Inc.
**
** 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 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 General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/***********************************************************************************************
*** Confidential - Westwood Studios ***
***********************************************************************************************
* *
* Project Name : Commando *
* *
* $Archive:: /Commando/Code/Commando/clientpingmanager.cpp $*
* *
* $Author:: Steve_t $*
* *
* $Modtime:: 12/09/01 6:40p $*
* *
* $Revision:: 2 $*
* *
*---------------------------------------------------------------------------------------------*
* Functions: *
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
#include "clientpingmanager.h"
#include <windows.h>
#include "systimer.h"
#include "gamemode.h"
#include "cspingrequestevent.h"
#include "cnetwork.h"
//
// Class statics
//
int cClientPingManager::PingNumber = 0;
DWORD cClientPingManager::TimeSentMs = 0;
DWORD cClientPingManager::LastRoundTripPingMs = 0;
DWORD cClientPingManager::AvgRoundTripPingMs = 0;
bool cClientPingManager::IsAwaitingResponse = false;
DWORD cClientPingManager::RoundTripPingSamplesMs[];
//-----------------------------------------------------------------------------
void
cClientPingManager::Init
(
void
)
{
PingNumber = 0;
TimeSentMs = 0;
LastRoundTripPingMs = 0;
AvgRoundTripPingMs = 0;
IsAwaitingResponse = false;
for (int i = 0; i < MAX_SAMPLES; i++)
{
RoundTripPingSamplesMs[i] = 0;
}
}
//-----------------------------------------------------------------------------
void
cClientPingManager::Think
(
void
)
{
if (GameModeManager::Find("Combat")->Is_Active() && cNetwork::I_Am_Only_Client())
{
if (!IsAwaitingResponse)
{
DWORD time_now_ms = TIMEGETTIME();
if (time_now_ms - TimeSentMs >= MIN_PING_DELAY_MS)
{
PingNumber++;
TimeSentMs = time_now_ms;
IsAwaitingResponse = true;
cCsPingRequestEvent * p_event = new cCsPingRequestEvent;
p_event->Init(PingNumber);
}
}
//
// Propagate latency data to combat
//
CombatManager::Set_Last_Round_Trip_Ping_Ms(LastRoundTripPingMs);
CombatManager::Set_Avg_Round_Trip_Ping_Ms(AvgRoundTripPingMs);
}
}
//-----------------------------------------------------------------------------
DWORD
cClientPingManager::Get_Last_Round_Trip_Ping_Ms
(
void
)
{
return LastRoundTripPingMs;
}
//-----------------------------------------------------------------------------
DWORD
cClientPingManager::Get_Avg_Round_Trip_Ping_Ms
(
void
)
{
return AvgRoundTripPingMs;
}
//-----------------------------------------------------------------------------
void
cClientPingManager::Compute_Average_Round_Trip_Ping_Ms
(
void
)
{
//
// This is the average of MAX_SAMPLES non-zero pings.
//
AvgRoundTripPingMs = 0;
DWORD num_pings = 0;
DWORD total_ping = 0;
for (int i = 0; i < MAX_SAMPLES; i++)
{
if (RoundTripPingSamplesMs[i] != 0)
{
num_pings++;
total_ping += RoundTripPingSamplesMs[i];
}
}
if (num_pings > 0)
{
AvgRoundTripPingMs = (DWORD)(total_ping / (float) num_pings);
}
}
//-----------------------------------------------------------------------------
void
cClientPingManager::Response_Received
(
int ping_number
)
{
if (ping_number == PingNumber)
{
LastRoundTripPingMs = TIMEGETTIME() - TimeSentMs;
RoundTripPingSamplesMs[PingNumber % MAX_SAMPLES] = LastRoundTripPingMs;
Compute_Average_Round_Trip_Ping_Ms();
IsAwaitingResponse = false;
}
else
{
WWDEBUG_SAY(("WARNING: cClientPingManager::Response_Received ping number mismatch (%d, %d)\n",
ping_number, PingNumber));
}
}