Upstream for PGE updates.
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
olcPixelGameEngine/Videos/Networking/Parts1&2/SimpleClient.cpp

166 lines
4.3 KiB

/*
MMO Client/Server Framework using ASIO
"Happy Birthday Mrs Javidx9!" - javidx9
Videos:
Part #1: https://youtu.be/2hNdkYInj4g
Part #2: https://youtu.be/UbjxGvrDrbw
License (OLC-3)
~~~~~~~~~~~~~~~
Copyright 2018 - 2020 OneLoneCoder.com
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions or derivations of source code must retain the above
copyright notice, this list of conditions and the following disclaimer.
2. Redistributions or derivative works in binary form must reproduce
the above copyright notice. This list of conditions and the following
disclaimer must be reproduced in the documentation and/or other
materials provided with the distribution.
3. Neither the name of the copyright holder nor the names of its
contributors may be used to endorse or promote products derived
from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Links
~~~~~
YouTube: https://www.youtube.com/javidx9
Discord: https://discord.gg/WhwHUMV
Twitter: https://www.twitter.com/javidx9
Twitch: https://www.twitch.tv/javidx9
GitHub: https://www.github.com/onelonecoder
Homepage: https://www.onelonecoder.com
Author
~~~~~~
David Barr, aka javidx9, <EFBFBD>OneLoneCoder 2019, 2020
*/
#include <iostream>
#include <olc_net.h>
enum class CustomMsgTypes : uint32_t
{
ServerAccept,
ServerDeny,
ServerPing,
MessageAll,
ServerMessage,
};
class CustomClient : public olc::net::client_interface<CustomMsgTypes>
{
public:
void PingServer()
{
olc::net::message<CustomMsgTypes> msg;
msg.header.id = CustomMsgTypes::ServerPing;
// Caution with this...
std::chrono::system_clock::time_point timeNow = std::chrono::system_clock::now();
msg << timeNow;
Send(msg);
}
void MessageAll()
{
olc::net::message<CustomMsgTypes> msg;
msg.header.id = CustomMsgTypes::MessageAll;
Send(msg);
}
};
int main()
{
CustomClient c;
c.Connect("127.0.0.1", 60000);
bool key[3] = { false, false, false };
bool old_key[3] = { false, false, false };
bool bQuit = false;
while (!bQuit)
{
if (GetForegroundWindow() == GetConsoleWindow())
{
key[0] = GetAsyncKeyState('1') & 0x8000;
key[1] = GetAsyncKeyState('2') & 0x8000;
key[2] = GetAsyncKeyState('3') & 0x8000;
}
if (key[0] && !old_key[0]) c.PingServer();
if (key[1] && !old_key[1]) c.MessageAll();
if (key[2] && !old_key[2]) bQuit = true;
for (int i = 0; i < 3; i++) old_key[i] = key[i];
if (c.IsConnected())
{
if (!c.Incoming().empty())
{
auto msg = c.Incoming().pop_front().msg;
switch (msg.header.id)
{
case CustomMsgTypes::ServerAccept:
{
// Server has responded to a ping request
std::cout << "Server Accepted Connection\n";
}
break;
case CustomMsgTypes::ServerPing:
{
// Server has responded to a ping request
std::chrono::system_clock::time_point timeNow = std::chrono::system_clock::now();
std::chrono::system_clock::time_point timeThen;
msg >> timeThen;
std::cout << "Ping: " << std::chrono::duration<double>(timeNow - timeThen).count() << "\n";
}
break;
case CustomMsgTypes::ServerMessage:
{
// Server has responded to a ping request
uint32_t clientID;
msg >> clientID;
std::cout << "Hello from [" << clientID << "]\n";
}
break;
}
}
}
else
{
std::cout << "Server Down\n";
bQuit = true;
}
}
return 0;
}