Persson-dev/Tower-Defense2
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This commit is contained in:
Simon Pribylski
2025-08-10 11:49:07 +02:00
parent 6b987cf78d
commit 8bdcffcfa6
13 changed files with 276 additions and 192 deletions
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4
src/client/Client.cpp
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@@ -3,7 +3,9 @@
namespace td {
namespace client {
void Client::SendPacket(const protocol::PacketBase& a_Packet) {
m_Socket->Send(a_Packet);
}
} // namespace client
} // namespace td

158
src/main.cpp
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@@ -1,107 +1,5 @@
#include <chrono>
#include <fstream>
#include <iostream>
#include <td/game/World.h>
#include <td/input/Display.h>
#include <td/protocol/packet/PacketSerialize.h>
#include <td/protocol/packet/Packets.h>
#include <td/render/renderer/EntityRenderer.h>
#include <td/render/renderer/TowerRenderer.h>
#include <td/render/renderer/WorldRenderer.h>
#include <td/simulation/ClientSimulation.h>
#include <sp/common/DataBuffer.h>
#include <sp/extensions/Compress.h>
#include <sp/io/MessageStream.h>
#include <sp/io/StdIo.h>
#include <server/Server.h>
#include <server/socket/FakeSocket.h>
#include <server/state/GameState.h>
#include <client/Client.h>
#include <client/socket/FakeSocket.h>
#include <client/state/GameState.h>
class WorldApply : public td::protocol::PacketHandler {
private:
td::game::World& m_World;
using td::protocol::PacketHandler::Handle;
public:
WorldApply(td::game::World& a_World) : m_World(a_World) {}
void Handle(const td::protocol::packets::WorldHeaderPacket& a_Header) override {
m_World.LoadMap(*a_Header);
}
void Handle(const td::protocol::packets::WorldDataPacket& a_Data) override {
m_World.LoadMap(*a_Data);
}
};
class ClientHandler : public td::protocol::PacketHandler {
private:
td::sim::ClientSimulation& m_Simulation;
using td::protocol::PacketHandler::Handle;
public:
ClientHandler(td::sim::ClientSimulation& a_Simulation) : m_Simulation(a_Simulation) {}
void Handle(const td::protocol::packets::LockStepsPacket& a_LockStep) {
m_Simulation.Handle(a_LockStep);
}
void Handle(const td::protocol::packets::LockStepResponsePacket& a_LockStep) {
m_Simulation.Handle(a_LockStep);
}
};
void Save(const td::protocol::PacketBase& header, const td::protocol::PacketBase& data) {
auto comp = std::make_shared<sp::ZlibCompress>();
std::ofstream fStream("test/tdmap.tdmap3");
auto out = std::make_shared<sp::StdOuput>(fStream);
sp::MessageStream<td::protocol::PacketFactory> stream(std::move(out), std::move(comp));
stream.WriteMessage(header, false);
stream.WriteMessage(data, false);
}
td::game::WorldPtr GetWorld() {
auto comp = std::make_shared<sp::ZlibCompress>();
std::ifstream fStream("test/tdmap.tdmap2");
auto out = std::make_shared<sp::StdInput>(fStream);
sp::MessageStream<td::protocol::PacketFactory> stream(std::move(out), std::move(comp));
auto header = stream.ReadMessage(td::protocol::PacketID::WorldHeader);
auto data = stream.ReadMessage(td::protocol::PacketID::WorldData);
auto w = std::make_shared<td::game::World>();
auto wa = std::make_shared<WorldApply>(*w);
td::protocol::PacketDispatcher d;
d.RegisterHandler(wa);
d.Dispatch(*header);
d.Dispatch(*data);
Save(*header, *data);
return w;
}
void FastForward(td::game::World& a_World, const td::sim::GameHistory& a_LockSteps) {
const td::FpFloat delta = td::FpFloat(1) / td::FpFloat(75);
for (const auto& lockstep : a_LockSteps) {
a_World.Tick(lockstep, delta);
}
}
#include <td/display/state/DebugWorldState.h>
float GetDelta() {
static std::chrono::time_point<std::chrono::system_clock> m_LastTime = std::chrono::system_clock::now();
@@ -112,65 +10,15 @@ float GetDelta() {
}
int main(int argc, char** argv) {
td::game::WorldPtr serverWorld = GetWorld();
// server
auto serverFakeSocket = std::make_shared<td::server::FakeSocket>();
td::server::Server server(serverFakeSocket);
// client
auto clientFakeSocket = td::client::FakeSocket::Connect(serverFakeSocket);
td::client::Client client(clientFakeSocket);
// init GL context
td::Display display(1920, 1080, "Tower-Defense 2");
td::render::Camera cam;
display.OnAspectRatioChange.Connect([&cam](float a_AspectRatio) { cam.UpdatePerspective(a_AspectRatio); });
td::game::WorldPtr clientWorld = GetWorld();
td::render::RenderPipeline renderer;
renderer.AddRenderer<td::render::WorldRenderer>(cam, *clientWorld);
renderer.AddRenderer<td::render::EntityRenderer>(cam, *clientWorld);
renderer.AddRenderer<td::render::TowerRenderer>(cam, *clientWorld);
cam.SetCamPos({77, 7, 13});
cam.UpdatePerspective(display.GetAspectRatio());
td::sim::ClientSimulation simulation(*clientWorld, td::STEP_TIME);
ClientHandler clientHandler(simulation);
// packets from the server to the client
clientFakeSocket->OnReceive.Connect([&clientHandler](const td::protocol::PacketBase& a_Packet) {
a_Packet.Dispatch(clientHandler);
});
simulation.OnMissingLockSteps.Connect([&clientFakeSocket](const std::vector<td::StepTime>& a_MissingSteps) {
clientFakeSocket->Send(td::protocol::packets::LockStepRequestPacket(a_MissingSteps));
});
// temporary tests
display.OnKeyDown.Connect([&clientFakeSocket](SDL_Keycode key) {
if (key == SDLK_A) {
clientFakeSocket->Send(td::protocol::packets::SpawnTroopPacket(td::EntityType::Zombie, 1));
} else if (key == SDLK_Z) {
clientFakeSocket->Send(td::protocol::packets::PlaceTowerPacket(td::TowerType::Archer, td::TowerCoords(77, 13)));
}
});
server.ChangeState<td::server::GameState>(serverWorld);
client.ChangeState<td::client::GameState>(clientWorld);
display.ChangeState<td::DebugWorldState>();
while (!display.IsCloseRequested()) {
display.PollEvents();
float delta = GetDelta();
server.Update(delta);
client.Update(delta);
float lerp = simulation.Update(delta);
renderer.Render(lerp);
display.Update();
display.Update(delta);
}
return 0;

6
src/server/socket/FakeSocket.cpp
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@@ -6,7 +6,8 @@ namespace server {
void FakeSocket::SendPeer(PeerID a_Peer, const protocol::PacketBase& a_Packet) {
auto socket = m_Clients.at(a_Peer);
assert(socket.has_value());
socket.value()->OnReceive(a_Packet);
assert(!socket.value().expired());
socket.value().lock()->OnReceive(a_Packet);
}
void FakeSocket::ReceiveFromFakePeer(PeerID a_Peer, const protocol::PacketBase& a_Packet) {
@@ -29,7 +30,8 @@ PeerID FakeSocket::ConnectFakePeer(const std::shared_ptr<client::FakeSocket>& a_
void FakeSocket::DisconnectFakePeer(PeerID a_Peer) {
auto socket = m_Clients.at(a_Peer);
assert(socket.has_value());
socket.value()->OnDisconnect();
assert(!socket.value().expired());
socket.value().lock()->OnDisconnect();
OnDisconnectPeer(a_Peer);
}

8
src/td/input/Display.cpp → src/td/display/Display.cpp
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@@ -1,4 +1,4 @@
#include <td/input/Display.h>
#include <td/display/Display.h>
#include <GL/glew.h>
#include <SDL3/SDL.h>
@@ -125,6 +125,9 @@ Display::Display(int a_Width, int a_Height, const std::string& a_Title) :
ImGui_ImplOpenGL3_Init("#version 330");
}
void Display::Close() {
m_ShouldClose = true;
}
void Display::PollEvents() {
SDL_Event event;
@@ -161,7 +164,8 @@ void Display::PollEvents() {
ImGui::NewFrame();
}
void Display::Update() {
void Display::Update(float a_Delta) {
StateMachine::Update(a_Delta);
ImGui::Render();
ImGuiIO& io = ImGui::GetIO();
glViewport(0, 0, (int)io.DisplaySize.x, (int)io.DisplaySize.y);

10
src/td/display/DisplayState.cpp Normal file
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@@ -0,0 +1,10 @@
#include <td/display/DisplayState.h>
namespace td {
DisplayState::DisplayState(Display& a_Display) : Display::State(a_Display) {
Connect(m_StateMachine.OnKeyDown, std::bind(&DisplayState::OnKeyDown, this, std::placeholders::_1));
Connect(m_StateMachine.OnAspectRatioChange, std::bind(&DisplayState::OnAspectRatioChange, this, std::placeholders::_1));
}
} // namespace td

162
src/td/display/state/DebugWorldState.cpp Normal file
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@@ -0,0 +1,162 @@
#include <td/display/state/DebugWorldState.h>
#include <chrono>
#include <fstream>
#include <iostream>
#include <td/game/World.h>
#include <td/protocol/packet/PacketSerialize.h>
#include <td/protocol/packet/Packets.h>
#include <td/render/renderer/EntityRenderer.h>
#include <td/render/renderer/TowerRenderer.h>
#include <td/render/renderer/WorldRenderer.h>
#include <td/simulation/ClientSimulation.h>
#include <sp/common/DataBuffer.h>
#include <sp/extensions/Compress.h>
#include <sp/io/MessageStream.h>
#include <sp/io/StdIo.h>
#include <server/Server.h>
#include <server/socket/FakeSocket.h>
#include <server/state/GameState.h>
#include <client/Client.h>
#include <client/socket/FakeSocket.h>
#include <client/state/GameState.h>
#include <td/display/Display.h>
#include <td/display/state/DebugWorldState.h>
namespace td {
class ClientHandler : public protocol::PacketHandler {
private:
sim::ClientSimulation& m_Simulation;
using protocol::PacketHandler::Handle;
public:
ClientHandler(sim::ClientSimulation& a_Simulation) : m_Simulation(a_Simulation) {}
void Handle(const protocol::packets::LockStepsPacket& a_LockStep) {
m_Simulation.Handle(a_LockStep);
}
void Handle(const protocol::packets::LockStepResponsePacket& a_LockStep) {
m_Simulation.Handle(a_LockStep);
}
};
class WorldApply : public protocol::PacketHandler {
private:
game::World& m_World;
using protocol::PacketHandler::Handle;
public:
WorldApply(game::World& a_World) : m_World(a_World) {}
void Handle(const protocol::packets::WorldHeaderPacket& a_Header) override {
m_World.LoadMap(*a_Header);
}
void Handle(const protocol::packets::WorldDataPacket& a_Data) override {
m_World.LoadMap(*a_Data);
}
};
void Save(const protocol::PacketBase& header, const protocol::PacketBase& data) {
auto comp = std::make_shared<sp::ZlibCompress>();
std::ofstream fStream("test/tdmap.tdmap3");
auto out = std::make_shared<sp::StdOuput>(fStream);
sp::MessageStream<protocol::PacketFactory> stream(std::move(out), std::move(comp));
stream.WriteMessage(header, false);
stream.WriteMessage(data, false);
}
game::WorldPtr GetWorld() {
auto comp = std::make_shared<sp::ZlibCompress>();
std::ifstream fStream("test/tdmap.tdmap2");
auto out = std::make_shared<sp::StdInput>(fStream);
sp::MessageStream<protocol::PacketFactory> stream(std::move(out), std::move(comp));
auto header = stream.ReadMessage(protocol::PacketID::WorldHeader);
auto data = stream.ReadMessage(protocol::PacketID::WorldData);
auto w = std::make_shared<game::World>();
auto wa = std::make_shared<WorldApply>(*w);
protocol::PacketDispatcher d;
d.RegisterHandler(wa);
d.Dispatch(*header);
d.Dispatch(*data);
Save(*header, *data);
return w;
}
DebugWorldState::DebugWorldState(Display& a_Display) : DisplayState(a_Display) {
game::WorldPtr serverWorld = GetWorld();
// server
auto serverFakeSocket = std::make_shared<server::FakeSocket>();
m_Server = std::make_unique<server::Server>(serverFakeSocket);
// client
auto clientFakeSocket = client::FakeSocket::Connect(serverFakeSocket);
m_Client = std::make_unique<client::Client>(clientFakeSocket);
game::WorldPtr clientWorld = GetWorld();
m_Renderer.AddRenderer<render::WorldRenderer>(m_Camera, *clientWorld);
m_Renderer.AddRenderer<render::EntityRenderer>(m_Camera, *clientWorld);
m_Renderer.AddRenderer<render::TowerRenderer>(m_Camera, *clientWorld);
m_Camera.SetCamPos({77, 7, 13});
m_Camera.UpdatePerspective(m_StateMachine.GetAspectRatio());
m_Simulation = std::make_unique<sim::ClientSimulation>(*clientWorld, STEP_TIME);
m_ClientHandler = std::make_unique<ClientHandler>(*m_Simulation);
// packets from the server to the client
clientFakeSocket->OnReceive.Connect([this](const protocol::PacketBase& a_Packet) { a_Packet.Dispatch(*m_ClientHandler); });
m_Simulation->OnMissingLockSteps.Connect([clientFakeSocket](const std::vector<td::StepTime>& a_MissingSteps) {
clientFakeSocket->Send(protocol::packets::LockStepRequestPacket(a_MissingSteps));
});
m_Server->ChangeState<server::GameState>(serverWorld);
m_Client->ChangeState<client::GameState>(clientWorld);
}
void DebugWorldState::Update(float a_Delta) {
m_Server->Update(a_Delta);
m_Client->Update(a_Delta);
float lerp = m_Simulation->Update(a_Delta);
m_Renderer.Render(lerp);
}
void DebugWorldState::OnAspectRatioChange(float a_Ratio) {
m_Camera.UpdatePerspective(a_Ratio);
}
void DebugWorldState::OnKeyDown(SDL_Keycode a_Key) {
// temporary tests
if (a_Key == SDLK_A) {
m_Client->SendPacket(td::protocol::packets::SpawnTroopPacket(td::EntityType::Zombie, 1));
} else if (a_Key == SDLK_Z) {
m_Client->SendPacket(td::protocol::packets::PlaceTowerPacket(td::TowerType::Archer, td::TowerCoords(77, 13)));
}
}
DebugWorldState::~DebugWorldState() {}
} // namespace td